diff --git a/go.mod b/go.mod index 45349fbf..1780d027 100644 --- a/go.mod +++ b/go.mod @@ -3,7 +3,7 @@ module github.com/containers/skopeo go 1.18 require ( - github.com/containers/common v0.53.0 + github.com/containers/common v0.54.0 github.com/containers/image/v5 v5.26.0 github.com/containers/ocicrypt v1.1.7 github.com/containers/storage v1.47.0 @@ -23,14 +23,14 @@ require ( require ( dario.cat/mergo v1.0.0 // indirect - github.com/Azure/go-ansiterm v0.0.0-20230124172434-306776ec8161 // indirect github.com/BurntSushi/toml v1.3.2 // indirect github.com/Microsoft/go-winio v0.6.1 // indirect - github.com/Microsoft/hcsshim v0.10.0-rc.7 // indirect + github.com/Microsoft/hcsshim v0.10.0-rc.8 // indirect github.com/VividCortex/ewma v1.2.0 // indirect github.com/acarl005/stripansi v0.0.0-20180116102854-5a71ef0e047d // indirect github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2 // indirect github.com/containerd/cgroups v1.1.0 // indirect + github.com/containerd/containerd v1.7.2 // indirect github.com/containerd/stargz-snapshotter/estargz v0.14.3 // indirect github.com/containers/libtrust v0.0.0-20230121012942-c1716e8a8d01 // indirect github.com/coreos/go-oidc/v3 v3.6.0 // indirect @@ -60,7 +60,6 @@ require ( github.com/golang/protobuf v1.5.3 // indirect github.com/google/go-containerregistry v0.15.2 // indirect github.com/google/go-intervals v0.0.2 // indirect - github.com/google/pprof v0.0.0-20221103000818-d260c55eee4c // indirect github.com/google/uuid v1.3.0 // indirect github.com/gorilla/mux v1.8.0 // indirect github.com/hashicorp/errwrap v1.1.0 // indirect @@ -122,7 +121,7 @@ require ( golang.org/x/sync v0.3.0 // indirect golang.org/x/sys v0.9.0 // indirect golang.org/x/text v0.10.0 // indirect - golang.org/x/tools v0.8.0 // indirect + golang.org/x/tools v0.9.3 // indirect google.golang.org/appengine v1.6.7 // indirect google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1 // indirect google.golang.org/grpc v1.55.0 // indirect diff --git a/go.sum b/go.sum index 68dfaae4..07da6184 100644 --- a/go.sum +++ b/go.sum @@ -3,15 +3,14 @@ dario.cat/mergo v1.0.0 h1:AGCNq9Evsj31mOgNPcLyXc+4PNABt905YmuqPYYpBWk= dario.cat/mergo v1.0.0/go.mod h1:uNxQE+84aUszobStD9th8a29P2fMDhsBdgRYvZOxGmk= github.com/14rcole/gopopulate v0.0.0-20180821133914-b175b219e774 h1:SCbEWT58NSt7d2mcFdvxC9uyrdcTfvBbPLThhkDmXzg= github.com/Azure/go-ansiterm v0.0.0-20230124172434-306776ec8161 h1:L/gRVlceqvL25UVaW/CKtUDjefjrs0SPonmDGUVOYP0= -github.com/Azure/go-ansiterm v0.0.0-20230124172434-306776ec8161/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= github.com/BurntSushi/toml v1.2.1/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ= github.com/BurntSushi/toml v1.3.2 h1:o7IhLm0Msx3BaB+n3Ag7L8EVlByGnpq14C4YWiu/gL8= github.com/BurntSushi/toml v1.3.2/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ= github.com/Microsoft/go-winio v0.6.1 h1:9/kr64B9VUZrLm5YYwbGtUJnMgqWVOdUAXu6Migciow= github.com/Microsoft/go-winio v0.6.1/go.mod h1:LRdKpFKfdobln8UmuiYcKPot9D2v6svN5+sAH+4kjUM= -github.com/Microsoft/hcsshim v0.10.0-rc.7 h1:HBytQPxcv8Oy4244zbQbe6hnOnx544eL5QPUqhJldz8= -github.com/Microsoft/hcsshim v0.10.0-rc.7/go.mod h1:ILuwjA+kNW+MrN/w5un7n3mTqkwsFu4Bp05/okFUZlE= +github.com/Microsoft/hcsshim v0.10.0-rc.8 h1:YSZVvlIIDD1UxQpJp0h+dnpLUw+TrY0cx8obKsp3bek= +github.com/Microsoft/hcsshim v0.10.0-rc.8/go.mod h1:OEthFdQv/AD2RAdzR6Mm1N1KPCztGKDurW1Z8b8VGMM= github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0= github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE= github.com/VividCortex/ewma v1.2.0 h1:f58SaIzcDXrSy3kWaHNvuJgJ3Nmz59Zji6XoJR/q1ow= @@ -28,10 +27,12 @@ github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDk github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc= github.com/containerd/cgroups v1.1.0 h1:v8rEWFl6EoqHB+swVNjVoCJE8o3jX7e8nqBGPLaDFBM= github.com/containerd/cgroups v1.1.0/go.mod h1:6ppBcbh/NOOUU+dMKrykgaBnK9lCIBxHqJDGwsa1mIw= +github.com/containerd/containerd v1.7.2 h1:UF2gdONnxO8I6byZXDi5sXWiWvlW3D/sci7dTQimEJo= +github.com/containerd/containerd v1.7.2/go.mod h1:afcz74+K10M/+cjGHIVQrCt3RAQhUSCAjJ9iMYhhkuI= github.com/containerd/stargz-snapshotter/estargz v0.14.3 h1:OqlDCK3ZVUO6C3B/5FSkDwbkEETK84kQgEeFwDC+62k= github.com/containerd/stargz-snapshotter/estargz v0.14.3/go.mod h1:KY//uOCIkSuNAHhJogcZtrNHdKrA99/FCCRjE3HD36o= -github.com/containers/common v0.53.0 h1:Ax814cLeX5VXSnkKUdxz762g+27fJj1st4UvKoXmkKs= -github.com/containers/common v0.53.0/go.mod h1:pABPxJwlTE8oYk9/2BW0e0mumkuhJHIPsABHTGRXN3w= +github.com/containers/common v0.54.0 h1:jJ2QVuliTa/40QxyDe1ZS1U/7BsDea7qdBeZE0VPu3E= +github.com/containers/common v0.54.0/go.mod h1:xbA3bUfth8p2xmqSg01oxHNDRJA71SAVUCqhyEISKic= github.com/containers/image/v5 v5.26.0 h1:P9H4+N/7fTTClnFthIWgJU+0LBkhGlW2tCWR+UNG0Vs= github.com/containers/image/v5 v5.26.0/go.mod h1:QSW67adLL/B4eYsFPG6TjH5Ye4LiLazPAGWk5oQnUdQ= github.com/containers/libtrust v0.0.0-20230121012942-c1716e8a8d01 h1:Qzk5C6cYglewc+UyGf6lc8Mj2UaPTHy/iF2De0/77CA= @@ -176,8 +177,7 @@ github.com/google/go-containerregistry v0.15.2/go.mod h1:wWK+LnOv4jXMM23IT/F1wdY github.com/google/go-intervals v0.0.2 h1:FGrVEiUnTRKR8yE04qzXYaJMtnIYqobR5QbblK3ixcM= github.com/google/go-intervals v0.0.2/go.mod h1:MkaR3LNRfeKLPmqgJYs4E66z5InYjmCjbbr4TQlcT6Y= github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= -github.com/google/pprof v0.0.0-20221103000818-d260c55eee4c h1:lvddKcYTQ545ADhBujtIJmqQrZBDsGo7XIMbAQe/sNY= -github.com/google/pprof v0.0.0-20221103000818-d260c55eee4c/go.mod h1:dDKJzRmX4S37WGHujM7tX//fmj1uioxKzKxz3lo4HJo= +github.com/google/pprof v0.0.0-20230323073829-e72429f035bd h1:r8yyd+DJDmsUhGrRBxH5Pj7KeFK5l+Y3FsgT8keqKtk= github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= github.com/google/uuid v1.2.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= @@ -261,8 +261,8 @@ github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A= github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno= github.com/oklog/ulid v1.3.1 h1:EGfNDEx6MqHz8B3uNV6QAib1UR2Lm97sHi3ocA6ESJ4= github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn4U= -github.com/onsi/ginkgo/v2 v2.9.2 h1:BA2GMJOtfGAfagzYtrAlufIP0lq6QERkFmHLMLPwFSU= -github.com/onsi/gomega v1.27.6 h1:ENqfyGeS5AX/rlXDd/ETokDz93u0YufY1Pgxuy/PvWE= +github.com/onsi/ginkgo/v2 v2.11.0 h1:WgqUCUt/lT6yXoQ8Wef0fsNn5cAuMK7+KT9UFRz2tcU= +github.com/onsi/gomega v1.27.8 h1:gegWiwZjBsf2DgiSbf5hpokZ98JVDMcWkUiigk6/KXc= github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U= github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM= github.com/opencontainers/image-spec v1.0.2/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0= @@ -468,7 +468,6 @@ golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20210420072515-93ed5bcd2bfe/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220906165534-d0df966e6959/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= @@ -498,8 +497,8 @@ golang.org/x/tools v0.0.0-20190531172133-b3315ee88b7d/go.mod h1:/rFqwRUd4F7ZHNgw golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE= golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA= -golang.org/x/tools v0.8.0 h1:vSDcovVPld282ceKgDimkRSC8kpaH1dgyc9UMzlt84Y= -golang.org/x/tools v0.8.0/go.mod h1:JxBZ99ISMI5ViVkT1tr6tdNmXeTrcpVSD3vZ1RsRdN4= +golang.org/x/tools v0.9.3 h1:Gn1I8+64MsuTb/HpH+LmQtNas23LhUVr3rYZ0eKuaMM= +golang.org/x/tools v0.9.3/go.mod h1:owI94Op576fPu3cIGQeHs3joujW/2Oc6MtlxbF5dfNc= golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= diff --git a/vendor/github.com/Microsoft/hcsshim/Makefile b/vendor/github.com/Microsoft/hcsshim/Makefile index 742c76d8..d8eb30b8 100644 --- a/vendor/github.com/Microsoft/hcsshim/Makefile +++ b/vendor/github.com/Microsoft/hcsshim/Makefile @@ -94,23 +94,9 @@ out/delta.tar.gz: bin/init bin/vsockexec bin/cmd/gcs bin/cmd/gcstools bin/cmd/ho tar -zcf $@ -C rootfs . rm -rf rootfs --include deps/cmd/gcs.gomake --include deps/cmd/gcstools.gomake --include deps/cmd/hooks/wait-paths.gomake --include deps/cmd/tar2ext4.gomake --include deps/internal/tools/snp-report.gomake - -# Implicit rule for includes that define Go targets. -%.gomake: $(SRCROOT)/Makefile +bin/cmd/gcs bin/cmd/gcstools bin/cmd/hooks/wait-paths bin/cmd/tar2ext4 bin/internal/tools/snp-report: @mkdir -p $(dir $@) - @/bin/echo $(@:deps/%.gomake=bin/%): $(SRCROOT)/hack/gomakedeps.sh > $@.new - @/bin/echo -e '\t@mkdir -p $$(dir $$@) $(dir $@)' >> $@.new - @/bin/echo -e '\t$$(GO_BUILD) -o $$@.new $$(SRCROOT)/$$(@:bin/%=%)' >> $@.new - @/bin/echo -e '\tGO="$(GO)" $$(SRCROOT)/hack/gomakedeps.sh $$@ $$(SRCROOT)/$$(@:bin/%=%) $$(GO_FLAGS) $$(GO_FLAGS_EXTRA) > $(@:%.gomake=%.godeps).new' >> $@.new - @/bin/echo -e '\tmv $(@:%.gomake=%.godeps).new $(@:%.gomake=%.godeps)' >> $@.new - @/bin/echo -e '\tmv $$@.new $$@' >> $@.new - @/bin/echo -e '-include $(@:%.gomake=%.godeps)' >> $@.new - mv $@.new $@ + GOOS=linux $(GO_BUILD) -o $@ $(SRCROOT)/$(@:bin/%=%) bin/vsockexec: vsockexec/vsockexec.o vsockexec/vsock.o @mkdir -p bin diff --git a/vendor/github.com/Microsoft/hcsshim/internal/log/format.go b/vendor/github.com/Microsoft/hcsshim/internal/log/format.go new file mode 100644 index 00000000..4b650033 --- /dev/null +++ b/vendor/github.com/Microsoft/hcsshim/internal/log/format.go @@ -0,0 +1,85 @@ +package log + +import ( + "bytes" + "context" + "encoding/json" + "fmt" + "net" + "reflect" + "time" + + "github.com/containerd/containerd/log" +) + +const TimeFormat = log.RFC3339NanoFixed + +func FormatTime(t time.Time) string { + return t.Format(TimeFormat) +} + +// DurationFormat formats a [time.Duration] log entry. +// +// A nil value signals an error with the formatting. +type DurationFormat func(time.Duration) interface{} + +func DurationFormatString(d time.Duration) interface{} { return d.String() } +func DurationFormatSeconds(d time.Duration) interface{} { return d.Seconds() } +func DurationFormatMilliseconds(d time.Duration) interface{} { return d.Milliseconds() } + +// FormatIO formats net.Conn and other types that have an `Addr()` or `Name()`. +// +// See FormatEnabled for more information. +func FormatIO(ctx context.Context, v interface{}) string { + m := make(map[string]string) + m["type"] = reflect.TypeOf(v).String() + + switch t := v.(type) { + case net.Conn: + m["localAddress"] = formatAddr(t.LocalAddr()) + m["remoteAddress"] = formatAddr(t.RemoteAddr()) + case interface{ Addr() net.Addr }: + m["address"] = formatAddr(t.Addr()) + default: + return Format(ctx, t) + } + + return Format(ctx, m) +} + +func formatAddr(a net.Addr) string { + return a.Network() + "://" + a.String() +} + +// Format formats an object into a JSON string, without any indendtation or +// HTML escapes. +// Context is used to output a log waring if the conversion fails. +// +// This is intended primarily for `trace.StringAttribute()` +func Format(ctx context.Context, v interface{}) string { + b, err := encode(v) + if err != nil { + G(ctx).WithError(err).Warning("could not format value") + return "" + } + + return string(b) +} + +func encode(v interface{}) ([]byte, error) { + return encodeBuffer(&bytes.Buffer{}, v) +} + +func encodeBuffer(buf *bytes.Buffer, v interface{}) ([]byte, error) { + enc := json.NewEncoder(buf) + enc.SetEscapeHTML(false) + enc.SetIndent("", "") + + if err := enc.Encode(v); err != nil { + err = fmt.Errorf("could not marshall %T to JSON for logging: %w", v, err) + return nil, err + } + + // encoder.Encode appends a newline to the end + return bytes.TrimSpace(buf.Bytes()), nil +} diff --git a/vendor/github.com/Microsoft/hcsshim/internal/log/hook.go b/vendor/github.com/Microsoft/hcsshim/internal/log/hook.go index 8f894059..94c6d091 100644 --- a/vendor/github.com/Microsoft/hcsshim/internal/log/hook.go +++ b/vendor/github.com/Microsoft/hcsshim/internal/log/hook.go @@ -1,23 +1,58 @@ package log import ( + "bytes" + "reflect" + "time" + "github.com/Microsoft/hcsshim/internal/logfields" + "github.com/containerd/containerd/log" "github.com/sirupsen/logrus" "go.opencensus.io/trace" ) -// Hook serves to intercept and format `logrus.Entry`s before they are passed -// to the ETW hook. +const nullString = "null" + +// Hook intercepts and formats a [logrus.Entry] before it logged. // -// The containerd shim discards the (formatted) logrus output, and outputs only via ETW. -// The Linux GCS outputs logrus entries over stdout, which is consumed by the shim and -// then re-output via the ETW hook. -type Hook struct{} +// The shim either outputs the logs through an ETW hook, discarding the (formatted) output +// or logs output to a pipe for logging binaries to consume. +// The Linux GCS outputs logrus entries over stdout, which is then consumed and re-output +// by the shim. +type Hook struct { + // EncodeAsJSON formats structs, maps, arrays, slices, and [bytes.Buffer] as JSON. + // Variables of [bytes.Buffer] will be converted to []byte. + // + // Default is false. + EncodeAsJSON bool + + // FormatTime specifies the format for [time.Time] variables. + // An empty string disables formatting. + // When disabled, the fall back will the JSON encoding, if enabled. + // + // Default is [github.com/containerd/containerd/log.RFC3339NanoFixed]. + TimeFormat string + + // Duration format converts a [time.Duration] fields to an appropriate encoding. + // nil disables formatting. + // When disabled, the fall back will the JSON encoding, if enabled. + // + // Default is [DurationFormatString], which appends a duration unit after the value. + DurationFormat DurationFormat + + // AddSpanContext adds [logfields.TraceID] and [logfields.SpanID] fields to + // the entry from the span context stored in [logrus.Entry.Context], if it exists. + AddSpanContext bool +} var _ logrus.Hook = &Hook{} func NewHook() *Hook { - return &Hook{} + return &Hook{ + TimeFormat: log.RFC3339NanoFixed, + DurationFormat: DurationFormatString, + AddSpanContext: true, + } } func (h *Hook) Levels() []logrus.Level { @@ -25,14 +60,108 @@ func (h *Hook) Levels() []logrus.Level { } func (h *Hook) Fire(e *logrus.Entry) (err error) { + // JSON encode, if necessary, then add span information + h.encode(e) h.addSpanContext(e) return nil } +// encode loops through all the fields in the [logrus.Entry] and encodes them according to +// the settings in [Hook]. +// If [Hook.TimeFormat] is non-empty, it will be passed to [time.Time.Format] for +// fields of type [time.Time]. +// +// If [Hook.EncodeAsJSON] is true, then fields that are not numeric, boolean, strings, or +// errors will be encoded via a [json.Marshal] (with HTML escaping disabled). +// Chanel- and function-typed fields, as well as unsafe pointers are left alone and not encoded. +// +// If [Hook.TimeFormat] and [Hook.DurationFormat] are empty and [Hook.EncodeAsJSON] is false, +// then this is a no-op. +func (h *Hook) encode(e *logrus.Entry) { + d := e.Data + + formatTime := h.TimeFormat != "" + formatDuration := h.DurationFormat != nil + if !(h.EncodeAsJSON || formatTime || formatDuration) { + return + } + + for k, v := range d { + // encode types with dedicated formatting options first + + if vv, ok := v.(time.Time); formatTime && ok { + d[k] = vv.Format(h.TimeFormat) + continue + } + + if vv, ok := v.(time.Duration); formatDuration && ok { + d[k] = h.DurationFormat(vv) + continue + } + + // general case JSON encoding + + if !h.EncodeAsJSON { + continue + } + + switch vv := v.(type) { + // built in types + // "json" marshals errors as "{}", so leave alone here + case bool, string, error, uintptr, + int8, int16, int32, int64, int, + uint8, uint32, uint64, uint, + float32, float64: + continue + + // Rather than setting d[k] = vv.String(), JSON encode []byte value, since it + // may be a binary payload and not representable as a string. + // `case bytes.Buffer,*bytes.Buffer:` resolves `vv` to `interface{}`, + // so cannot use `vv.Bytes`. + // Could move to below the `reflect.Indirect()` call below, but + // that would require additional typematching and dereferencing. + // Easier to keep these duplicate branches here. + case bytes.Buffer: + v = vv.Bytes() + case *bytes.Buffer: + v = vv.Bytes() + } + + // dereference pointer or interface variables + rv := reflect.Indirect(reflect.ValueOf(v)) + // check if `v` is a null pointer + if !rv.IsValid() { + d[k] = nullString + continue + } + + switch rv.Kind() { + case reflect.Map, reflect.Struct, reflect.Array, reflect.Slice: + default: + // Bool, [U]?Int*, Float*, Complex*, Uintptr, String: encoded as normal + // Chan, Func: not supported by json + // Interface, Pointer: dereferenced above + // UnsafePointer: not supported by json, not safe to de-reference; leave alone + continue + } + + b, err := encode(v) + if err != nil { + // Errors are written to stderr (ie, to `panic.log`) and stops the remaining + // hooks (ie, exporting to ETW) from firing. So add encoding errors to + // the entry data to be written out, but keep on processing. + d[k+"-"+logrus.ErrorKey] = err.Error() + // keep the original `v` as the value, + continue + } + d[k] = string(b) + } +} + func (h *Hook) addSpanContext(e *logrus.Entry) { ctx := e.Context - if ctx == nil { + if !h.AddSpanContext || ctx == nil { return } span := trace.FromContext(ctx) diff --git a/vendor/github.com/Microsoft/hcsshim/internal/log/scrub.go b/vendor/github.com/Microsoft/hcsshim/internal/log/scrub.go index d51e0fd8..d1ef1509 100644 --- a/vendor/github.com/Microsoft/hcsshim/internal/log/scrub.go +++ b/vendor/github.com/Microsoft/hcsshim/internal/log/scrub.go @@ -4,7 +4,6 @@ import ( "bytes" "encoding/json" "errors" - "strings" "sync/atomic" hcsschema "github.com/Microsoft/hcsshim/internal/hcs/schema2" @@ -56,11 +55,11 @@ func ScrubProcessParameters(s string) (string, error) { } pp.Environment = map[string]string{_scrubbedReplacement: _scrubbedReplacement} - buf := bytes.NewBuffer(b[:0]) - if err := encode(buf, pp); err != nil { + b, err := encodeBuffer(bytes.NewBuffer(b[:0]), pp) + if err != nil { return "", err } - return strings.TrimSpace(buf.String()), nil + return string(b), nil } // ScrubBridgeCreate scrubs requests sent over the bridge of type @@ -150,21 +149,12 @@ func scrubBytes(b []byte, scrub scrubberFunc) ([]byte, error) { return nil, err } - buf := &bytes.Buffer{} - if err := encode(buf, m); err != nil { + b, err := encode(m) + if err != nil { return nil, err } - return bytes.TrimSpace(buf.Bytes()), nil -} - -func encode(buf *bytes.Buffer, v interface{}) error { - enc := json.NewEncoder(buf) - enc.SetEscapeHTML(false) - if err := enc.Encode(v); err != nil { - return err - } - return nil + return b, nil } func isRequestBase(m genMap) bool { diff --git a/vendor/github.com/Microsoft/hcsshim/internal/oc/errors.go b/vendor/github.com/Microsoft/hcsshim/internal/oc/errors.go new file mode 100644 index 00000000..71df25b8 --- /dev/null +++ b/vendor/github.com/Microsoft/hcsshim/internal/oc/errors.go @@ -0,0 +1,69 @@ +package oc + +import ( + "errors" + "io" + "net" + "os" + + "github.com/containerd/containerd/errdefs" + "google.golang.org/grpc/codes" + "google.golang.org/grpc/status" +) + +// todo: break import cycle with "internal/hcs/errors.go" and reference errors defined there +// todo: add errors defined in "internal/guest/gcserror" (Hresult does not implement error) + +func toStatusCode(err error) codes.Code { + // checks if err implements GRPCStatus() *"google.golang.org/grpc/status".Status, + // wraps an error defined in "github.com/containerd/containerd/errdefs", or is a + // context timeout or cancelled error + if s, ok := status.FromError(errdefs.ToGRPC(err)); ok { + return s.Code() + } + + switch { + // case isAny(err): + // return codes.Cancelled + case isAny(err, os.ErrInvalid): + return codes.InvalidArgument + case isAny(err, os.ErrDeadlineExceeded): + return codes.DeadlineExceeded + case isAny(err, os.ErrNotExist): + return codes.NotFound + case isAny(err, os.ErrExist): + return codes.AlreadyExists + case isAny(err, os.ErrPermission): + return codes.PermissionDenied + // case isAny(err): + // return codes.ResourceExhausted + case isAny(err, os.ErrClosed, net.ErrClosed, io.ErrClosedPipe, io.ErrShortBuffer): + return codes.FailedPrecondition + // case isAny(err): + // return codes.Aborted + // case isAny(err): + // return codes.OutOfRange + // case isAny(err): + // return codes.Unimplemented + case isAny(err, io.ErrNoProgress): + return codes.Internal + // case isAny(err): + // return codes.Unavailable + case isAny(err, io.ErrShortWrite, io.ErrUnexpectedEOF): + return codes.DataLoss + // case isAny(err): + // return codes.Unauthenticated + default: + return codes.Unknown + } +} + +// isAny returns true if errors.Is is true for any of the provided errors, errs. +func isAny(err error, errs ...error) bool { + for _, e := range errs { + if errors.Is(err, e) { + return true + } + } + return false +} diff --git a/vendor/github.com/Microsoft/hcsshim/internal/oc/exporter.go b/vendor/github.com/Microsoft/hcsshim/internal/oc/exporter.go index f428bdaf..28f8f43a 100644 --- a/vendor/github.com/Microsoft/hcsshim/internal/oc/exporter.go +++ b/vendor/github.com/Microsoft/hcsshim/internal/oc/exporter.go @@ -3,19 +3,26 @@ package oc import ( "github.com/sirupsen/logrus" "go.opencensus.io/trace" + "google.golang.org/grpc/codes" + + "github.com/Microsoft/hcsshim/internal/log" + "github.com/Microsoft/hcsshim/internal/logfields" ) -var _ = (trace.Exporter)(&LogrusExporter{}) +const spanMessage = "Span" + +var _errorCodeKey = logrus.ErrorKey + "Code" // LogrusExporter is an OpenCensus `trace.Exporter` that exports // `trace.SpanData` to logrus output. -type LogrusExporter struct { -} +type LogrusExporter struct{} + +var _ trace.Exporter = &LogrusExporter{} // ExportSpan exports `s` based on the the following rules: // -// 1. All output will contain `s.Attributes`, `s.TraceID`, `s.SpanID`, -// `s.ParentSpanID` for correlation +// 1. All output will contain `s.Attributes`, `s.SpanKind`, `s.TraceID`, +// `s.SpanID`, and `s.ParentSpanID` for correlation // // 2. Any calls to .Annotate will not be supported. // @@ -23,21 +30,57 @@ type LogrusExporter struct { // `s.Status.Code != 0` in which case it will be written at `logrus.ErrorLevel` // providing `s.Status.Message` as the error value. func (le *LogrusExporter) ExportSpan(s *trace.SpanData) { - // Combine all span annotations with traceID, spanID, parentSpanID - baseEntry := logrus.WithFields(logrus.Fields(s.Attributes)) - baseEntry.Data["traceID"] = s.TraceID.String() - baseEntry.Data["spanID"] = s.SpanID.String() - baseEntry.Data["parentSpanID"] = s.ParentSpanID.String() - baseEntry.Data["startTime"] = s.StartTime - baseEntry.Data["endTime"] = s.EndTime - baseEntry.Data["duration"] = s.EndTime.Sub(s.StartTime).String() - baseEntry.Data["name"] = s.Name - baseEntry.Time = s.StartTime + if s.DroppedAnnotationCount > 0 { + logrus.WithFields(logrus.Fields{ + "name": s.Name, + logfields.TraceID: s.TraceID.String(), + logfields.SpanID: s.SpanID.String(), + "dropped": s.DroppedAttributeCount, + "maxAttributes": len(s.Attributes), + }).Warning("span had dropped attributes") + } + + entry := log.L.Dup() + // Combine all span annotations with span data (eg, trace ID, span ID, parent span ID, + // error, status code) + // (OC) Span attributes are guaranteed to be strings, bools, or int64s, so we can + // can skip overhead in entry.WithFields() and add them directly to entry.Data. + // Preallocate ahead of time, since we should add, at most, 10 additional entries + data := make(logrus.Fields, len(entry.Data)+len(s.Attributes)+10) + + // Default log entry may have prexisting/application-wide data + for k, v := range entry.Data { + data[k] = v + } + for k, v := range s.Attributes { + data[k] = v + } + + data[logfields.Name] = s.Name + data[logfields.TraceID] = s.TraceID.String() + data[logfields.SpanID] = s.SpanID.String() + data[logfields.ParentSpanID] = s.ParentSpanID.String() + data[logfields.StartTime] = s.StartTime + data[logfields.EndTime] = s.EndTime + data[logfields.Duration] = s.EndTime.Sub(s.StartTime) + if sk := spanKindToString(s.SpanKind); sk != "" { + data["spanKind"] = sk + } level := logrus.InfoLevel if s.Status.Code != 0 { level = logrus.ErrorLevel - baseEntry.Data[logrus.ErrorKey] = s.Status.Message + + // don't overwrite an existing "error" or "errorCode" attributes + if _, ok := data[logrus.ErrorKey]; !ok { + data[logrus.ErrorKey] = s.Status.Message + } + if _, ok := data[_errorCodeKey]; !ok { + data[_errorCodeKey] = codes.Code(s.Status.Code).String() + } } - baseEntry.Log(level, "Span") + + entry.Data = data + entry.Time = s.StartTime + entry.Log(level, spanMessage) } diff --git a/vendor/github.com/Microsoft/hcsshim/internal/oc/span.go b/vendor/github.com/Microsoft/hcsshim/internal/oc/span.go index 0e2b7e9b..72607843 100644 --- a/vendor/github.com/Microsoft/hcsshim/internal/oc/span.go +++ b/vendor/github.com/Microsoft/hcsshim/internal/oc/span.go @@ -14,8 +14,7 @@ var DefaultSampler = trace.AlwaysSample() func SetSpanStatus(span *trace.Span, err error) { status := trace.Status{} if err != nil { - // TODO: JTERRY75 - Handle errors in a non-generic way - status.Code = trace.StatusCodeUnknown + status.Code = int32(toStatusCode(err)) status.Message = err.Error() } span.SetStatus(status) @@ -46,3 +45,14 @@ func update(ctx context.Context, s *trace.Span) (context.Context, *trace.Span) { var WithServerSpanKind = trace.WithSpanKind(trace.SpanKindServer) var WithClientSpanKind = trace.WithSpanKind(trace.SpanKindClient) + +func spanKindToString(sk int) string { + switch sk { + case trace.SpanKindClient: + return "client" + case trace.SpanKindServer: + return "server" + default: + return "" + } +} diff --git a/vendor/github.com/Microsoft/hcsshim/internal/security/grantvmgroupaccess.go b/vendor/github.com/Microsoft/hcsshim/internal/security/grantvmgroupaccess.go index bfcc1576..7dfa1e59 100644 --- a/vendor/github.com/Microsoft/hcsshim/internal/security/grantvmgroupaccess.go +++ b/vendor/github.com/Microsoft/hcsshim/internal/security/grantvmgroupaccess.go @@ -23,20 +23,14 @@ type ( ) type explicitAccess struct { - //nolint:structcheck accessPermissions accessMask - //nolint:structcheck - accessMode accessMode - //nolint:structcheck - inheritance inheritMode - //nolint:structcheck - trustee trustee + accessMode accessMode + inheritance inheritMode + trustee trustee } type trustee struct { - //nolint:unused,structcheck - multipleTrustee *trustee - //nolint:unused,structcheck + multipleTrustee *trustee multipleTrusteeOperation int32 trusteeForm trusteeForm trusteeType trusteeType diff --git a/vendor/github.com/containerd/containerd/LICENSE b/vendor/github.com/containerd/containerd/LICENSE new file mode 100644 index 00000000..584149b6 --- /dev/null +++ b/vendor/github.com/containerd/containerd/LICENSE @@ -0,0 +1,191 @@ + + Apache License + Version 2.0, January 2004 + https://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + + 2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + + 3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + + 5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + + 6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + + 7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + + 8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + Copyright The containerd Authors + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + https://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/vendor/github.com/containerd/containerd/NOTICE b/vendor/github.com/containerd/containerd/NOTICE new file mode 100644 index 00000000..8915f027 --- /dev/null +++ b/vendor/github.com/containerd/containerd/NOTICE @@ -0,0 +1,16 @@ +Docker +Copyright 2012-2015 Docker, Inc. + +This product includes software developed at Docker, Inc. (https://www.docker.com). + +The following is courtesy of our legal counsel: + + +Use and transfer of Docker may be subject to certain restrictions by the +United States and other governments. +It is your responsibility to ensure that your use and/or transfer does not +violate applicable laws. + +For more information, please see https://www.bis.doc.gov + +See also https://www.apache.org/dev/crypto.html and/or seek legal counsel. diff --git a/vendor/github.com/containerd/containerd/errdefs/errors.go b/vendor/github.com/containerd/containerd/errdefs/errors.go new file mode 100644 index 00000000..87622559 --- /dev/null +++ b/vendor/github.com/containerd/containerd/errdefs/errors.go @@ -0,0 +1,92 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +// Package errdefs defines the common errors used throughout containerd +// packages. +// +// Use with fmt.Errorf to add context to an error. +// +// To detect an error class, use the IsXXX functions to tell whether an error +// is of a certain type. +// +// The functions ToGRPC and FromGRPC can be used to map server-side and +// client-side errors to the correct types. +package errdefs + +import ( + "context" + "errors" +) + +// Definitions of common error types used throughout containerd. All containerd +// errors returned by most packages will map into one of these errors classes. +// Packages should return errors of these types when they want to instruct a +// client to take a particular action. +// +// For the most part, we just try to provide local grpc errors. Most conditions +// map very well to those defined by grpc. +var ( + ErrUnknown = errors.New("unknown") // used internally to represent a missed mapping. + ErrInvalidArgument = errors.New("invalid argument") + ErrNotFound = errors.New("not found") + ErrAlreadyExists = errors.New("already exists") + ErrFailedPrecondition = errors.New("failed precondition") + ErrUnavailable = errors.New("unavailable") + ErrNotImplemented = errors.New("not implemented") // represents not supported and unimplemented +) + +// IsInvalidArgument returns true if the error is due to an invalid argument +func IsInvalidArgument(err error) bool { + return errors.Is(err, ErrInvalidArgument) +} + +// IsNotFound returns true if the error is due to a missing object +func IsNotFound(err error) bool { + return errors.Is(err, ErrNotFound) +} + +// IsAlreadyExists returns true if the error is due to an already existing +// metadata item +func IsAlreadyExists(err error) bool { + return errors.Is(err, ErrAlreadyExists) +} + +// IsFailedPrecondition returns true if an operation could not proceed to the +// lack of a particular condition +func IsFailedPrecondition(err error) bool { + return errors.Is(err, ErrFailedPrecondition) +} + +// IsUnavailable returns true if the error is due to a resource being unavailable +func IsUnavailable(err error) bool { + return errors.Is(err, ErrUnavailable) +} + +// IsNotImplemented returns true if the error is due to not being implemented +func IsNotImplemented(err error) bool { + return errors.Is(err, ErrNotImplemented) +} + +// IsCanceled returns true if the error is due to `context.Canceled`. +func IsCanceled(err error) bool { + return errors.Is(err, context.Canceled) +} + +// IsDeadlineExceeded returns true if the error is due to +// `context.DeadlineExceeded`. +func IsDeadlineExceeded(err error) bool { + return errors.Is(err, context.DeadlineExceeded) +} diff --git a/vendor/github.com/containerd/containerd/errdefs/grpc.go b/vendor/github.com/containerd/containerd/errdefs/grpc.go new file mode 100644 index 00000000..7a9b33e0 --- /dev/null +++ b/vendor/github.com/containerd/containerd/errdefs/grpc.go @@ -0,0 +1,147 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +package errdefs + +import ( + "context" + "fmt" + "strings" + + "google.golang.org/grpc/codes" + "google.golang.org/grpc/status" +) + +// ToGRPC will attempt to map the backend containerd error into a grpc error, +// using the original error message as a description. +// +// Further information may be extracted from certain errors depending on their +// type. +// +// If the error is unmapped, the original error will be returned to be handled +// by the regular grpc error handling stack. +func ToGRPC(err error) error { + if err == nil { + return nil + } + + if isGRPCError(err) { + // error has already been mapped to grpc + return err + } + + switch { + case IsInvalidArgument(err): + return status.Errorf(codes.InvalidArgument, err.Error()) + case IsNotFound(err): + return status.Errorf(codes.NotFound, err.Error()) + case IsAlreadyExists(err): + return status.Errorf(codes.AlreadyExists, err.Error()) + case IsFailedPrecondition(err): + return status.Errorf(codes.FailedPrecondition, err.Error()) + case IsUnavailable(err): + return status.Errorf(codes.Unavailable, err.Error()) + case IsNotImplemented(err): + return status.Errorf(codes.Unimplemented, err.Error()) + case IsCanceled(err): + return status.Errorf(codes.Canceled, err.Error()) + case IsDeadlineExceeded(err): + return status.Errorf(codes.DeadlineExceeded, err.Error()) + } + + return err +} + +// ToGRPCf maps the error to grpc error codes, assembling the formatting string +// and combining it with the target error string. +// +// This is equivalent to errdefs.ToGRPC(fmt.Errorf("%s: %w", fmt.Sprintf(format, args...), err)) +func ToGRPCf(err error, format string, args ...interface{}) error { + return ToGRPC(fmt.Errorf("%s: %w", fmt.Sprintf(format, args...), err)) +} + +// FromGRPC returns the underlying error from a grpc service based on the grpc error code +func FromGRPC(err error) error { + if err == nil { + return nil + } + + var cls error // divide these into error classes, becomes the cause + + switch code(err) { + case codes.InvalidArgument: + cls = ErrInvalidArgument + case codes.AlreadyExists: + cls = ErrAlreadyExists + case codes.NotFound: + cls = ErrNotFound + case codes.Unavailable: + cls = ErrUnavailable + case codes.FailedPrecondition: + cls = ErrFailedPrecondition + case codes.Unimplemented: + cls = ErrNotImplemented + case codes.Canceled: + cls = context.Canceled + case codes.DeadlineExceeded: + cls = context.DeadlineExceeded + default: + cls = ErrUnknown + } + + msg := rebaseMessage(cls, err) + if msg != "" { + err = fmt.Errorf("%s: %w", msg, cls) + } else { + err = cls + } + + return err +} + +// rebaseMessage removes the repeats for an error at the end of an error +// string. This will happen when taking an error over grpc then remapping it. +// +// Effectively, we just remove the string of cls from the end of err if it +// appears there. +func rebaseMessage(cls error, err error) string { + desc := errDesc(err) + clss := cls.Error() + if desc == clss { + return "" + } + + return strings.TrimSuffix(desc, ": "+clss) +} + +func isGRPCError(err error) bool { + _, ok := status.FromError(err) + return ok +} + +func code(err error) codes.Code { + if s, ok := status.FromError(err); ok { + return s.Code() + } + return codes.Unknown +} + +func errDesc(err error) string { + if s, ok := status.FromError(err); ok { + return s.Message() + } + return err.Error() +} diff --git a/vendor/github.com/containerd/containerd/log/context.go b/vendor/github.com/containerd/containerd/log/context.go new file mode 100644 index 00000000..92cfcd91 --- /dev/null +++ b/vendor/github.com/containerd/containerd/log/context.go @@ -0,0 +1,72 @@ +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +package log + +import ( + "context" + + "github.com/sirupsen/logrus" +) + +var ( + // G is an alias for GetLogger. + // + // We may want to define this locally to a package to get package tagged log + // messages. + G = GetLogger + + // L is an alias for the standard logger. + L = logrus.NewEntry(logrus.StandardLogger()) +) + +type ( + loggerKey struct{} + + // Fields type to pass to `WithFields`, alias from `logrus`. + Fields = logrus.Fields +) + +const ( + // RFC3339NanoFixed is time.RFC3339Nano with nanoseconds padded using zeros to + // ensure the formatted time is always the same number of characters. + RFC3339NanoFixed = "2006-01-02T15:04:05.000000000Z07:00" + + // TextFormat represents the text logging format + TextFormat = "text" + + // JSONFormat represents the JSON logging format + JSONFormat = "json" +) + +// WithLogger returns a new context with the provided logger. Use in +// combination with logger.WithField(s) for great effect. +func WithLogger(ctx context.Context, logger *logrus.Entry) context.Context { + e := logger.WithContext(ctx) + return context.WithValue(ctx, loggerKey{}, e) +} + +// GetLogger retrieves the current logger from the context. If no logger is +// available, the default logger is returned. +func GetLogger(ctx context.Context) *logrus.Entry { + logger := ctx.Value(loggerKey{}) + + if logger == nil { + return L.WithContext(ctx) + } + + return logger.(*logrus.Entry) +} diff --git a/vendor/github.com/containers/common/pkg/completion/completion.go b/vendor/github.com/containers/common/pkg/completion/completion.go index b5e6d6d3..908d568f 100644 --- a/vendor/github.com/containers/common/pkg/completion/completion.go +++ b/vendor/github.com/containers/common/pkg/completion/completion.go @@ -23,19 +23,19 @@ func CompleteCommandFlags(cmd *cobra.Command, flags FlagCompletions) { /* Autocomplete Functions for cobra ValidArgsFunction */ // AutocompleteNone - Block the default shell completion (no paths) -func AutocompleteNone(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompleteNone(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) { return nil, cobra.ShellCompDirectiveNoFileComp } // AutocompleteDefault - Use the default shell completion, // allows path completion. -func AutocompleteDefault(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompleteDefault(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) { return nil, cobra.ShellCompDirectiveDefault } // AutocompleteCapabilities - Autocomplete linux capabilities options. // Used by --cap-add and --cap-drop. -func AutocompleteCapabilities(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompleteCapabilities(_ *cobra.Command, _ []string, toComplete string) ([]string, cobra.ShellCompDirective) { caps := capabilities.AllCapabilities() // convertCase will convert a string to lowercase only if the user input is lowercase @@ -83,17 +83,17 @@ func autocompleteSubIDName(filename string) ([]string, cobra.ShellCompDirective) } // AutocompleteSubgidName - Autocomplete subgidname based on the names in the /etc/subgid file. -func AutocompleteSubgidName(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompleteSubgidName(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) { return autocompleteSubIDName("/etc/subgid") } // AutocompleteSubuidName - Autocomplete subuidname based on the names in the /etc/subuid file. -func AutocompleteSubuidName(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompleteSubuidName(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) { return autocompleteSubIDName("/etc/subuid") } // AutocompleteArch - Autocomplete platform supported by container engines -func AutocompletePlatform(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompletePlatform(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) { completions := []string{ "linux/386", "linux/amd64", @@ -115,7 +115,7 @@ func AutocompletePlatform(cmd *cobra.Command, args []string, toComplete string) } // AutocompleteArch - Autocomplete architectures supported by container engines -func AutocompleteArch(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompleteArch(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) { completions := []string{ "386", "amd64", @@ -135,19 +135,19 @@ func AutocompleteArch(cmd *cobra.Command, args []string, toComplete string) ([]s } // AutocompleteOS - Autocomplete OS supported by container engines -func AutocompleteOS(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompleteOS(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) { completions := []string{"linux", "windows"} return completions, cobra.ShellCompDirectiveNoFileComp } // AutocompleteJSONFormat - Autocomplete format flag option. // -> "json" -func AutocompleteJSONFormat(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompleteJSONFormat(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) { return []string{"json"}, cobra.ShellCompDirectiveNoFileComp } // AutocompleteOneArg - Autocomplete one random arg -func AutocompleteOneArg(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { +func AutocompleteOneArg(_ *cobra.Command, args []string, _ string) ([]string, cobra.ShellCompDirective) { if len(args) == 1 { return nil, cobra.ShellCompDirectiveDefault } diff --git a/vendor/github.com/containers/common/pkg/retry/retry.go b/vendor/github.com/containers/common/pkg/retry/retry.go index a838c706..5cf311b4 100644 --- a/vendor/github.com/containers/common/pkg/retry/retry.go +++ b/vendor/github.com/containers/common/pkg/retry/retry.go @@ -17,8 +17,9 @@ import ( // Options defines the option to retry. type Options struct { - MaxRetry int // The number of times to possibly retry. - Delay time.Duration // The delay to use between retries, if set. + MaxRetry int // The number of times to possibly retry. + Delay time.Duration // The delay to use between retries, if set. + IsErrorRetryable func(error) bool } // RetryOptions is deprecated, use Options. @@ -31,6 +32,12 @@ func RetryIfNecessary(ctx context.Context, operation func() error, options *Opti // IfNecessary retries the operation in exponential backoff with the retry Options. func IfNecessary(ctx context.Context, operation func() error, options *Options) error { + var isRetryable func(error) bool + if options.IsErrorRetryable != nil { + isRetryable = options.IsErrorRetryable + } else { + isRetryable = IsErrorRetryable + } err := operation() for attempt := 0; err != nil && isRetryable(err) && attempt < options.MaxRetry; attempt++ { delay := time.Duration(int(math.Pow(2, float64(attempt)))) * time.Second @@ -49,7 +56,11 @@ func IfNecessary(ctx context.Context, operation func() error, options *Options) return err } -func isRetryable(err error) bool { +// IsErrorRetryable makes a HEURISTIC determination whether it is worth retrying upon encountering an error. +// That heuristic is NOT STABLE and it CAN CHANGE AT ANY TIME. +// Callers that have a hard requirement for specific treatment of a class of errors should make their own check +// instead of relying on this function maintaining its past behavior. +func IsErrorRetryable(err error) bool { switch err { case nil: return false @@ -72,18 +83,18 @@ func isRetryable(err error) bool { } return true case *net.OpError: - return isRetryable(e.Err) + return IsErrorRetryable(e.Err) case *url.Error: // This includes errors returned by the net/http client. if e.Err == io.EOF { // Happens when a server accepts a HTTP connection and sends EOF return true } - return isRetryable(e.Err) + return IsErrorRetryable(e.Err) case syscall.Errno: return isErrnoRetryable(e) case errcode.Errors: // if this error is a group of errors, process them all in turn for i := range e { - if !isRetryable(e[i]) { + if !IsErrorRetryable(e[i]) { return false } } @@ -91,7 +102,7 @@ func isRetryable(err error) bool { case *multierror.Error: // if this error is a group of errors, process them all in turn for i := range e.Errors { - if !isRetryable(e.Errors[i]) { + if !IsErrorRetryable(e.Errors[i]) { return false } } @@ -102,11 +113,11 @@ func isRetryable(err error) bool { } if unwrappable, ok := e.(unwrapper); ok { err = unwrappable.Unwrap() - return isRetryable(err) + return IsErrorRetryable(err) } case unwrapper: // Test this last, because various error types might implement .Unwrap() err = e.Unwrap() - return isRetryable(err) + return IsErrorRetryable(err) } return false diff --git a/vendor/golang.org/x/tools/go/gcexportdata/gcexportdata.go b/vendor/golang.org/x/tools/go/gcexportdata/gcexportdata.go index 165ede0f..03543bd4 100644 --- a/vendor/golang.org/x/tools/go/gcexportdata/gcexportdata.go +++ b/vendor/golang.org/x/tools/go/gcexportdata/gcexportdata.go @@ -128,15 +128,14 @@ func Read(in io.Reader, fset *token.FileSet, imports map[string]*types.Package, // (from "version"). Select appropriate importer. if len(data) > 0 { switch data[0] { - case 'i': + case 'v', 'c', 'd': // binary, till go1.10 + return nil, fmt.Errorf("binary (%c) import format is no longer supported", data[0]) + + case 'i': // indexed, till go1.19 _, pkg, err := gcimporter.IImportData(fset, imports, data[1:], path) return pkg, err - case 'v', 'c', 'd': - _, pkg, err := gcimporter.BImportData(fset, imports, data, path) - return pkg, err - - case 'u': + case 'u': // unified, from go1.20 _, pkg, err := gcimporter.UImportData(fset, imports, data[1:], path) return pkg, err diff --git a/vendor/golang.org/x/tools/go/packages/golist.go b/vendor/golang.org/x/tools/go/packages/golist.go index 6bb7168d..e84f19df 100644 --- a/vendor/golang.org/x/tools/go/packages/golist.go +++ b/vendor/golang.org/x/tools/go/packages/golist.go @@ -625,7 +625,12 @@ func (state *golistState) createDriverResponse(words ...string) (*driverResponse } if pkg.PkgPath == "unsafe" { - pkg.GoFiles = nil // ignore fake unsafe.go file + pkg.CompiledGoFiles = nil // ignore fake unsafe.go file (#59929) + } else if len(pkg.CompiledGoFiles) == 0 { + // Work around for pre-go.1.11 versions of go list. + // TODO(matloob): they should be handled by the fallback. + // Can we delete this? + pkg.CompiledGoFiles = pkg.GoFiles } // Assume go list emits only absolute paths for Dir. @@ -663,13 +668,6 @@ func (state *golistState) createDriverResponse(words ...string) (*driverResponse response.Roots = append(response.Roots, pkg.ID) } - // Work around for pre-go.1.11 versions of go list. - // TODO(matloob): they should be handled by the fallback. - // Can we delete this? - if len(pkg.CompiledGoFiles) == 0 { - pkg.CompiledGoFiles = pkg.GoFiles - } - // Temporary work-around for golang/go#39986. Parse filenames out of // error messages. This happens if there are unrecoverable syntax // errors in the source, so we can't match on a specific error message. @@ -891,6 +889,15 @@ func golistargs(cfg *Config, words []string, goVersion int) []string { // probably because you'd just get the TestMain. fmt.Sprintf("-find=%t", !cfg.Tests && cfg.Mode&findFlags == 0 && !usesExportData(cfg)), } + + // golang/go#60456: with go1.21 and later, go list serves pgo variants, which + // can be costly to compute and may result in redundant processing for the + // caller. Disable these variants. If someone wants to add e.g. a NeedPGO + // mode flag, that should be a separate proposal. + if goVersion >= 21 { + fullargs = append(fullargs, "-pgo=off") + } + fullargs = append(fullargs, cfg.BuildFlags...) fullargs = append(fullargs, "--") fullargs = append(fullargs, words...) diff --git a/vendor/golang.org/x/tools/go/packages/packages.go b/vendor/golang.org/x/tools/go/packages/packages.go index 0f1505b8..632be722 100644 --- a/vendor/golang.org/x/tools/go/packages/packages.go +++ b/vendor/golang.org/x/tools/go/packages/packages.go @@ -308,6 +308,9 @@ type Package struct { TypeErrors []types.Error // GoFiles lists the absolute file paths of the package's Go source files. + // It may include files that should not be compiled, for example because + // they contain non-matching build tags, are documentary pseudo-files such as + // unsafe/unsafe.go or builtin/builtin.go, or are subject to cgo preprocessing. GoFiles []string // CompiledGoFiles lists the absolute file paths of the package's source diff --git a/vendor/golang.org/x/tools/go/types/objectpath/objectpath.go b/vendor/golang.org/x/tools/go/types/objectpath/objectpath.go deleted file mode 100644 index be8f5a86..00000000 --- a/vendor/golang.org/x/tools/go/types/objectpath/objectpath.go +++ /dev/null @@ -1,762 +0,0 @@ -// Copyright 2018 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// Package objectpath defines a naming scheme for types.Objects -// (that is, named entities in Go programs) relative to their enclosing -// package. -// -// Type-checker objects are canonical, so they are usually identified by -// their address in memory (a pointer), but a pointer has meaning only -// within one address space. By contrast, objectpath names allow the -// identity of an object to be sent from one program to another, -// establishing a correspondence between types.Object variables that are -// distinct but logically equivalent. -// -// A single object may have multiple paths. In this example, -// -// type A struct{ X int } -// type B A -// -// the field X has two paths due to its membership of both A and B. -// The For(obj) function always returns one of these paths, arbitrarily -// but consistently. -package objectpath - -import ( - "fmt" - "go/types" - "sort" - "strconv" - "strings" - - "golang.org/x/tools/internal/typeparams" - - _ "unsafe" // for go:linkname -) - -// A Path is an opaque name that identifies a types.Object -// relative to its package. Conceptually, the name consists of a -// sequence of destructuring operations applied to the package scope -// to obtain the original object. -// The name does not include the package itself. -type Path string - -// Encoding -// -// An object path is a textual and (with training) human-readable encoding -// of a sequence of destructuring operators, starting from a types.Package. -// The sequences represent a path through the package/object/type graph. -// We classify these operators by their type: -// -// PO package->object Package.Scope.Lookup -// OT object->type Object.Type -// TT type->type Type.{Elem,Key,Params,Results,Underlying} [EKPRU] -// TO type->object Type.{At,Field,Method,Obj} [AFMO] -// -// All valid paths start with a package and end at an object -// and thus may be defined by the regular language: -// -// objectpath = PO (OT TT* TO)* -// -// The concrete encoding follows directly: -// - The only PO operator is Package.Scope.Lookup, which requires an identifier. -// - The only OT operator is Object.Type, -// which we encode as '.' because dot cannot appear in an identifier. -// - The TT operators are encoded as [EKPRUTC]; -// one of these (TypeParam) requires an integer operand, -// which is encoded as a string of decimal digits. -// - The TO operators are encoded as [AFMO]; -// three of these (At,Field,Method) require an integer operand, -// which is encoded as a string of decimal digits. -// These indices are stable across different representations -// of the same package, even source and export data. -// The indices used are implementation specific and may not correspond to -// the argument to the go/types function. -// -// In the example below, -// -// package p -// -// type T interface { -// f() (a string, b struct{ X int }) -// } -// -// field X has the path "T.UM0.RA1.F0", -// representing the following sequence of operations: -// -// p.Lookup("T") T -// .Type().Underlying().Method(0). f -// .Type().Results().At(1) b -// .Type().Field(0) X -// -// The encoding is not maximally compact---every R or P is -// followed by an A, for example---but this simplifies the -// encoder and decoder. -const ( - // object->type operators - opType = '.' // .Type() (Object) - - // type->type operators - opElem = 'E' // .Elem() (Pointer, Slice, Array, Chan, Map) - opKey = 'K' // .Key() (Map) - opParams = 'P' // .Params() (Signature) - opResults = 'R' // .Results() (Signature) - opUnderlying = 'U' // .Underlying() (Named) - opTypeParam = 'T' // .TypeParams.At(i) (Named, Signature) - opConstraint = 'C' // .Constraint() (TypeParam) - - // type->object operators - opAt = 'A' // .At(i) (Tuple) - opField = 'F' // .Field(i) (Struct) - opMethod = 'M' // .Method(i) (Named or Interface; not Struct: "promoted" names are ignored) - opObj = 'O' // .Obj() (Named, TypeParam) -) - -// For returns the path to an object relative to its package, -// or an error if the object is not accessible from the package's Scope. -// -// The For function guarantees to return a path only for the following objects: -// - package-level types -// - exported package-level non-types -// - methods -// - parameter and result variables -// - struct fields -// These objects are sufficient to define the API of their package. -// The objects described by a package's export data are drawn from this set. -// -// For does not return a path for predeclared names, imported package -// names, local names, and unexported package-level names (except -// types). -// -// Example: given this definition, -// -// package p -// -// type T interface { -// f() (a string, b struct{ X int }) -// } -// -// For(X) would return a path that denotes the following sequence of operations: -// -// p.Scope().Lookup("T") (TypeName T) -// .Type().Underlying().Method(0). (method Func f) -// .Type().Results().At(1) (field Var b) -// .Type().Field(0) (field Var X) -// -// where p is the package (*types.Package) to which X belongs. -func For(obj types.Object) (Path, error) { - return newEncoderFor()(obj) -} - -// An encoder amortizes the cost of encoding the paths of multiple objects. -// Nonexported pending approval of proposal 58668. -type encoder struct { - scopeNamesMemo map[*types.Scope][]string // memoization of Scope.Names() - namedMethodsMemo map[*types.Named][]*types.Func // memoization of namedMethods() -} - -// Exposed to gopls via golang.org/x/tools/internal/typesinternal -// pending approval of proposal 58668. -// -//go:linkname newEncoderFor -func newEncoderFor() func(types.Object) (Path, error) { return new(encoder).For } - -func (enc *encoder) For(obj types.Object) (Path, error) { - pkg := obj.Pkg() - - // This table lists the cases of interest. - // - // Object Action - // ------ ------ - // nil reject - // builtin reject - // pkgname reject - // label reject - // var - // package-level accept - // func param/result accept - // local reject - // struct field accept - // const - // package-level accept - // local reject - // func - // package-level accept - // init functions reject - // concrete method accept - // interface method accept - // type - // package-level accept - // local reject - // - // The only accessible package-level objects are members of pkg itself. - // - // The cases are handled in four steps: - // - // 1. reject nil and builtin - // 2. accept package-level objects - // 3. reject obviously invalid objects - // 4. search the API for the path to the param/result/field/method. - - // 1. reference to nil or builtin? - if pkg == nil { - return "", fmt.Errorf("predeclared %s has no path", obj) - } - scope := pkg.Scope() - - // 2. package-level object? - if scope.Lookup(obj.Name()) == obj { - // Only exported objects (and non-exported types) have a path. - // Non-exported types may be referenced by other objects. - if _, ok := obj.(*types.TypeName); !ok && !obj.Exported() { - return "", fmt.Errorf("no path for non-exported %v", obj) - } - return Path(obj.Name()), nil - } - - // 3. Not a package-level object. - // Reject obviously non-viable cases. - switch obj := obj.(type) { - case *types.TypeName: - if _, ok := obj.Type().(*typeparams.TypeParam); !ok { - // With the exception of type parameters, only package-level type names - // have a path. - return "", fmt.Errorf("no path for %v", obj) - } - case *types.Const, // Only package-level constants have a path. - *types.Label, // Labels are function-local. - *types.PkgName: // PkgNames are file-local. - return "", fmt.Errorf("no path for %v", obj) - - case *types.Var: - // Could be: - // - a field (obj.IsField()) - // - a func parameter or result - // - a local var. - // Sadly there is no way to distinguish - // a param/result from a local - // so we must proceed to the find. - - case *types.Func: - // A func, if not package-level, must be a method. - if recv := obj.Type().(*types.Signature).Recv(); recv == nil { - return "", fmt.Errorf("func is not a method: %v", obj) - } - - if path, ok := enc.concreteMethod(obj); ok { - // Fast path for concrete methods that avoids looping over scope. - return path, nil - } - - default: - panic(obj) - } - - // 4. Search the API for the path to the var (field/param/result) or method. - - // First inspect package-level named types. - // In the presence of path aliases, these give - // the best paths because non-types may - // refer to types, but not the reverse. - empty := make([]byte, 0, 48) // initial space - names := enc.scopeNames(scope) - for _, name := range names { - o := scope.Lookup(name) - tname, ok := o.(*types.TypeName) - if !ok { - continue // handle non-types in second pass - } - - path := append(empty, name...) - path = append(path, opType) - - T := o.Type() - - if tname.IsAlias() { - // type alias - if r := find(obj, T, path, nil); r != nil { - return Path(r), nil - } - } else { - if named, _ := T.(*types.Named); named != nil { - if r := findTypeParam(obj, typeparams.ForNamed(named), path, nil); r != nil { - // generic named type - return Path(r), nil - } - } - // defined (named) type - if r := find(obj, T.Underlying(), append(path, opUnderlying), nil); r != nil { - return Path(r), nil - } - } - } - - // Then inspect everything else: - // non-types, and declared methods of defined types. - for _, name := range names { - o := scope.Lookup(name) - path := append(empty, name...) - if _, ok := o.(*types.TypeName); !ok { - if o.Exported() { - // exported non-type (const, var, func) - if r := find(obj, o.Type(), append(path, opType), nil); r != nil { - return Path(r), nil - } - } - continue - } - - // Inspect declared methods of defined types. - if T, ok := o.Type().(*types.Named); ok { - path = append(path, opType) - // Note that method index here is always with respect - // to canonical ordering of methods, regardless of how - // they appear in the underlying type. - for i, m := range enc.namedMethods(T) { - path2 := appendOpArg(path, opMethod, i) - if m == obj { - return Path(path2), nil // found declared method - } - if r := find(obj, m.Type(), append(path2, opType), nil); r != nil { - return Path(r), nil - } - } - } - } - - return "", fmt.Errorf("can't find path for %v in %s", obj, pkg.Path()) -} - -func appendOpArg(path []byte, op byte, arg int) []byte { - path = append(path, op) - path = strconv.AppendInt(path, int64(arg), 10) - return path -} - -// concreteMethod returns the path for meth, which must have a non-nil receiver. -// The second return value indicates success and may be false if the method is -// an interface method or if it is an instantiated method. -// -// This function is just an optimization that avoids the general scope walking -// approach. You are expected to fall back to the general approach if this -// function fails. -func (enc *encoder) concreteMethod(meth *types.Func) (Path, bool) { - // Concrete methods can only be declared on package-scoped named types. For - // that reason we can skip the expensive walk over the package scope: the - // path will always be package -> named type -> method. We can trivially get - // the type name from the receiver, and only have to look over the type's - // methods to find the method index. - // - // Methods on generic types require special consideration, however. Consider - // the following package: - // - // L1: type S[T any] struct{} - // L2: func (recv S[A]) Foo() { recv.Bar() } - // L3: func (recv S[B]) Bar() { } - // L4: type Alias = S[int] - // L5: func _[T any]() { var s S[int]; s.Foo() } - // - // The receivers of methods on generic types are instantiations. L2 and L3 - // instantiate S with the type-parameters A and B, which are scoped to the - // respective methods. L4 and L5 each instantiate S with int. Each of these - // instantiations has its own method set, full of methods (and thus objects) - // with receivers whose types are the respective instantiations. In other - // words, we have - // - // S[A].Foo, S[A].Bar - // S[B].Foo, S[B].Bar - // S[int].Foo, S[int].Bar - // - // We may thus be trying to produce object paths for any of these objects. - // - // S[A].Foo and S[B].Bar are the origin methods, and their paths are S.Foo - // and S.Bar, which are the paths that this function naturally produces. - // - // S[A].Bar, S[B].Foo, and both methods on S[int] are instantiations that - // don't correspond to the origin methods. For S[int], this is significant. - // The most precise object path for S[int].Foo, for example, is Alias.Foo, - // not S.Foo. Our function, however, would produce S.Foo, which would - // resolve to a different object. - // - // For S[A].Bar and S[B].Foo it could be argued that S.Bar and S.Foo are - // still the correct paths, since only the origin methods have meaningful - // paths. But this is likely only true for trivial cases and has edge cases. - // Since this function is only an optimization, we err on the side of giving - // up, deferring to the slower but definitely correct algorithm. Most users - // of objectpath will only be giving us origin methods, anyway, as referring - // to instantiated methods is usually not useful. - - if typeparams.OriginMethod(meth) != meth { - return "", false - } - - recvT := meth.Type().(*types.Signature).Recv().Type() - if ptr, ok := recvT.(*types.Pointer); ok { - recvT = ptr.Elem() - } - - named, ok := recvT.(*types.Named) - if !ok { - return "", false - } - - if types.IsInterface(named) { - // Named interfaces don't have to be package-scoped - // - // TODO(dominikh): opt: if scope.Lookup(name) == named, then we can apply this optimization to interface - // methods, too, I think. - return "", false - } - - // Preallocate space for the name, opType, opMethod, and some digits. - name := named.Obj().Name() - path := make([]byte, 0, len(name)+8) - path = append(path, name...) - path = append(path, opType) - for i, m := range enc.namedMethods(named) { - if m == meth { - path = appendOpArg(path, opMethod, i) - return Path(path), true - } - } - - panic(fmt.Sprintf("couldn't find method %s on type %s", meth, named)) -} - -// find finds obj within type T, returning the path to it, or nil if not found. -// -// The seen map is used to short circuit cycles through type parameters. If -// nil, it will be allocated as necessary. -func find(obj types.Object, T types.Type, path []byte, seen map[*types.TypeName]bool) []byte { - switch T := T.(type) { - case *types.Basic, *types.Named: - // Named types belonging to pkg were handled already, - // so T must belong to another package. No path. - return nil - case *types.Pointer: - return find(obj, T.Elem(), append(path, opElem), seen) - case *types.Slice: - return find(obj, T.Elem(), append(path, opElem), seen) - case *types.Array: - return find(obj, T.Elem(), append(path, opElem), seen) - case *types.Chan: - return find(obj, T.Elem(), append(path, opElem), seen) - case *types.Map: - if r := find(obj, T.Key(), append(path, opKey), seen); r != nil { - return r - } - return find(obj, T.Elem(), append(path, opElem), seen) - case *types.Signature: - if r := findTypeParam(obj, typeparams.ForSignature(T), path, seen); r != nil { - return r - } - if r := find(obj, T.Params(), append(path, opParams), seen); r != nil { - return r - } - return find(obj, T.Results(), append(path, opResults), seen) - case *types.Struct: - for i := 0; i < T.NumFields(); i++ { - fld := T.Field(i) - path2 := appendOpArg(path, opField, i) - if fld == obj { - return path2 // found field var - } - if r := find(obj, fld.Type(), append(path2, opType), seen); r != nil { - return r - } - } - return nil - case *types.Tuple: - for i := 0; i < T.Len(); i++ { - v := T.At(i) - path2 := appendOpArg(path, opAt, i) - if v == obj { - return path2 // found param/result var - } - if r := find(obj, v.Type(), append(path2, opType), seen); r != nil { - return r - } - } - return nil - case *types.Interface: - for i := 0; i < T.NumMethods(); i++ { - m := T.Method(i) - path2 := appendOpArg(path, opMethod, i) - if m == obj { - return path2 // found interface method - } - if r := find(obj, m.Type(), append(path2, opType), seen); r != nil { - return r - } - } - return nil - case *typeparams.TypeParam: - name := T.Obj() - if name == obj { - return append(path, opObj) - } - if seen[name] { - return nil - } - if seen == nil { - seen = make(map[*types.TypeName]bool) - } - seen[name] = true - if r := find(obj, T.Constraint(), append(path, opConstraint), seen); r != nil { - return r - } - return nil - } - panic(T) -} - -func findTypeParam(obj types.Object, list *typeparams.TypeParamList, path []byte, seen map[*types.TypeName]bool) []byte { - for i := 0; i < list.Len(); i++ { - tparam := list.At(i) - path2 := appendOpArg(path, opTypeParam, i) - if r := find(obj, tparam, path2, seen); r != nil { - return r - } - } - return nil -} - -// Object returns the object denoted by path p within the package pkg. -func Object(pkg *types.Package, p Path) (types.Object, error) { - if p == "" { - return nil, fmt.Errorf("empty path") - } - - pathstr := string(p) - var pkgobj, suffix string - if dot := strings.IndexByte(pathstr, opType); dot < 0 { - pkgobj = pathstr - } else { - pkgobj = pathstr[:dot] - suffix = pathstr[dot:] // suffix starts with "." - } - - obj := pkg.Scope().Lookup(pkgobj) - if obj == nil { - return nil, fmt.Errorf("package %s does not contain %q", pkg.Path(), pkgobj) - } - - // abstraction of *types.{Pointer,Slice,Array,Chan,Map} - type hasElem interface { - Elem() types.Type - } - // abstraction of *types.{Named,Signature} - type hasTypeParams interface { - TypeParams() *typeparams.TypeParamList - } - // abstraction of *types.{Named,TypeParam} - type hasObj interface { - Obj() *types.TypeName - } - - // The loop state is the pair (t, obj), - // exactly one of which is non-nil, initially obj. - // All suffixes start with '.' (the only object->type operation), - // followed by optional type->type operations, - // then a type->object operation. - // The cycle then repeats. - var t types.Type - for suffix != "" { - code := suffix[0] - suffix = suffix[1:] - - // Codes [AFM] have an integer operand. - var index int - switch code { - case opAt, opField, opMethod, opTypeParam: - rest := strings.TrimLeft(suffix, "0123456789") - numerals := suffix[:len(suffix)-len(rest)] - suffix = rest - i, err := strconv.Atoi(numerals) - if err != nil { - return nil, fmt.Errorf("invalid path: bad numeric operand %q for code %q", numerals, code) - } - index = int(i) - case opObj: - // no operand - default: - // The suffix must end with a type->object operation. - if suffix == "" { - return nil, fmt.Errorf("invalid path: ends with %q, want [AFMO]", code) - } - } - - if code == opType { - if t != nil { - return nil, fmt.Errorf("invalid path: unexpected %q in type context", opType) - } - t = obj.Type() - obj = nil - continue - } - - if t == nil { - return nil, fmt.Errorf("invalid path: code %q in object context", code) - } - - // Inv: t != nil, obj == nil - - switch code { - case opElem: - hasElem, ok := t.(hasElem) // Pointer, Slice, Array, Chan, Map - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want pointer, slice, array, chan or map)", code, t, t) - } - t = hasElem.Elem() - - case opKey: - mapType, ok := t.(*types.Map) - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want map)", code, t, t) - } - t = mapType.Key() - - case opParams: - sig, ok := t.(*types.Signature) - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want signature)", code, t, t) - } - t = sig.Params() - - case opResults: - sig, ok := t.(*types.Signature) - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want signature)", code, t, t) - } - t = sig.Results() - - case opUnderlying: - named, ok := t.(*types.Named) - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want named)", code, t, t) - } - t = named.Underlying() - - case opTypeParam: - hasTypeParams, ok := t.(hasTypeParams) // Named, Signature - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want named or signature)", code, t, t) - } - tparams := hasTypeParams.TypeParams() - if n := tparams.Len(); index >= n { - return nil, fmt.Errorf("tuple index %d out of range [0-%d)", index, n) - } - t = tparams.At(index) - - case opConstraint: - tparam, ok := t.(*typeparams.TypeParam) - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want type parameter)", code, t, t) - } - t = tparam.Constraint() - - case opAt: - tuple, ok := t.(*types.Tuple) - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want tuple)", code, t, t) - } - if n := tuple.Len(); index >= n { - return nil, fmt.Errorf("tuple index %d out of range [0-%d)", index, n) - } - obj = tuple.At(index) - t = nil - - case opField: - structType, ok := t.(*types.Struct) - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want struct)", code, t, t) - } - if n := structType.NumFields(); index >= n { - return nil, fmt.Errorf("field index %d out of range [0-%d)", index, n) - } - obj = structType.Field(index) - t = nil - - case opMethod: - switch t := t.(type) { - case *types.Interface: - if index >= t.NumMethods() { - return nil, fmt.Errorf("method index %d out of range [0-%d)", index, t.NumMethods()) - } - obj = t.Method(index) // Id-ordered - - case *types.Named: - methods := namedMethods(t) // (unmemoized) - if index >= len(methods) { - return nil, fmt.Errorf("method index %d out of range [0-%d)", index, len(methods)) - } - obj = methods[index] // Id-ordered - - default: - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want interface or named)", code, t, t) - } - t = nil - - case opObj: - hasObj, ok := t.(hasObj) - if !ok { - return nil, fmt.Errorf("cannot apply %q to %s (got %T, want named or type param)", code, t, t) - } - obj = hasObj.Obj() - t = nil - - default: - return nil, fmt.Errorf("invalid path: unknown code %q", code) - } - } - - if obj.Pkg() != pkg { - return nil, fmt.Errorf("path denotes %s, which belongs to a different package", obj) - } - - return obj, nil // success -} - -// namedMethods returns the methods of a Named type in ascending Id order. -func namedMethods(named *types.Named) []*types.Func { - methods := make([]*types.Func, named.NumMethods()) - for i := range methods { - methods[i] = named.Method(i) - } - sort.Slice(methods, func(i, j int) bool { - return methods[i].Id() < methods[j].Id() - }) - return methods -} - -// scopeNames is a memoization of scope.Names. Callers must not modify the result. -func (enc *encoder) scopeNames(scope *types.Scope) []string { - m := enc.scopeNamesMemo - if m == nil { - m = make(map[*types.Scope][]string) - enc.scopeNamesMemo = m - } - names, ok := m[scope] - if !ok { - names = scope.Names() // allocates and sorts - m[scope] = names - } - return names -} - -// namedMethods is a memoization of the namedMethods function. Callers must not modify the result. -func (enc *encoder) namedMethods(named *types.Named) []*types.Func { - m := enc.namedMethodsMemo - if m == nil { - m = make(map[*types.Named][]*types.Func) - enc.namedMethodsMemo = m - } - methods, ok := m[named] - if !ok { - methods = namedMethods(named) // allocates and sorts - m[named] = methods - } - return methods - -} diff --git a/vendor/golang.org/x/tools/internal/event/tag/tag.go b/vendor/golang.org/x/tools/internal/event/tag/tag.go new file mode 100644 index 00000000..ff2f2ecd --- /dev/null +++ b/vendor/golang.org/x/tools/internal/event/tag/tag.go @@ -0,0 +1,59 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package tag provides the labels used for telemetry throughout gopls. +package tag + +import ( + "golang.org/x/tools/internal/event/keys" +) + +var ( + // create the label keys we use + Method = keys.NewString("method", "") + StatusCode = keys.NewString("status.code", "") + StatusMessage = keys.NewString("status.message", "") + RPCID = keys.NewString("id", "") + RPCDirection = keys.NewString("direction", "") + File = keys.NewString("file", "") + Directory = keys.New("directory", "") + URI = keys.New("URI", "") + Package = keys.NewString("package", "") // Package ID + PackagePath = keys.NewString("package_path", "") + Query = keys.New("query", "") + Snapshot = keys.NewUInt64("snapshot", "") + Operation = keys.NewString("operation", "") + + Position = keys.New("position", "") + Category = keys.NewString("category", "") + PackageCount = keys.NewInt("packages", "") + Files = keys.New("files", "") + Port = keys.NewInt("port", "") + Type = keys.New("type", "") + HoverKind = keys.NewString("hoverkind", "") + + NewServer = keys.NewString("new_server", "A new server was added") + EndServer = keys.NewString("end_server", "A server was shut down") + + ServerID = keys.NewString("server", "The server ID an event is related to") + Logfile = keys.NewString("logfile", "") + DebugAddress = keys.NewString("debug_address", "") + GoplsPath = keys.NewString("gopls_path", "") + ClientID = keys.NewString("client_id", "") + + Level = keys.NewInt("level", "The logging level") +) + +var ( + // create the stats we measure + Started = keys.NewInt64("started", "Count of started RPCs.") + ReceivedBytes = keys.NewInt64("received_bytes", "Bytes received.") //, unit.Bytes) + SentBytes = keys.NewInt64("sent_bytes", "Bytes sent.") //, unit.Bytes) + Latency = keys.NewFloat64("latency_ms", "Elapsed time in milliseconds") //, unit.Milliseconds) +) + +const ( + Inbound = "in" + Outbound = "out" +) diff --git a/vendor/golang.org/x/tools/internal/gcimporter/bexport.go b/vendor/golang.org/x/tools/internal/gcimporter/bexport.go deleted file mode 100644 index 30582ed6..00000000 --- a/vendor/golang.org/x/tools/internal/gcimporter/bexport.go +++ /dev/null @@ -1,852 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// Binary package export. -// This file was derived from $GOROOT/src/cmd/compile/internal/gc/bexport.go; -// see that file for specification of the format. - -package gcimporter - -import ( - "bytes" - "encoding/binary" - "fmt" - "go/constant" - "go/token" - "go/types" - "math" - "math/big" - "sort" - "strings" -) - -// If debugFormat is set, each integer and string value is preceded by a marker -// and position information in the encoding. This mechanism permits an importer -// to recognize immediately when it is out of sync. The importer recognizes this -// mode automatically (i.e., it can import export data produced with debugging -// support even if debugFormat is not set at the time of import). This mode will -// lead to massively larger export data (by a factor of 2 to 3) and should only -// be enabled during development and debugging. -// -// NOTE: This flag is the first flag to enable if importing dies because of -// (suspected) format errors, and whenever a change is made to the format. -const debugFormat = false // default: false - -// Current export format version. Increase with each format change. -// -// Note: The latest binary (non-indexed) export format is at version 6. -// This exporter is still at level 4, but it doesn't matter since -// the binary importer can handle older versions just fine. -// -// 6: package height (CL 105038) -- NOT IMPLEMENTED HERE -// 5: improved position encoding efficiency (issue 20080, CL 41619) -- NOT IMPLEMENTED HERE -// 4: type name objects support type aliases, uses aliasTag -// 3: Go1.8 encoding (same as version 2, aliasTag defined but never used) -// 2: removed unused bool in ODCL export (compiler only) -// 1: header format change (more regular), export package for _ struct fields -// 0: Go1.7 encoding -const exportVersion = 4 - -// trackAllTypes enables cycle tracking for all types, not just named -// types. The existing compiler invariants assume that unnamed types -// that are not completely set up are not used, or else there are spurious -// errors. -// If disabled, only named types are tracked, possibly leading to slightly -// less efficient encoding in rare cases. It also prevents the export of -// some corner-case type declarations (but those are not handled correctly -// with with the textual export format either). -// TODO(gri) enable and remove once issues caused by it are fixed -const trackAllTypes = false - -type exporter struct { - fset *token.FileSet - out bytes.Buffer - - // object -> index maps, indexed in order of serialization - strIndex map[string]int - pkgIndex map[*types.Package]int - typIndex map[types.Type]int - - // position encoding - posInfoFormat bool - prevFile string - prevLine int - - // debugging support - written int // bytes written - indent int // for trace -} - -// internalError represents an error generated inside this package. -type internalError string - -func (e internalError) Error() string { return "gcimporter: " + string(e) } - -func internalErrorf(format string, args ...interface{}) error { - return internalError(fmt.Sprintf(format, args...)) -} - -// BExportData returns binary export data for pkg. -// If no file set is provided, position info will be missing. -func BExportData(fset *token.FileSet, pkg *types.Package) (b []byte, err error) { - if !debug { - defer func() { - if e := recover(); e != nil { - if ierr, ok := e.(internalError); ok { - err = ierr - return - } - // Not an internal error; panic again. - panic(e) - } - }() - } - - p := exporter{ - fset: fset, - strIndex: map[string]int{"": 0}, // empty string is mapped to 0 - pkgIndex: make(map[*types.Package]int), - typIndex: make(map[types.Type]int), - posInfoFormat: true, // TODO(gri) might become a flag, eventually - } - - // write version info - // The version string must start with "version %d" where %d is the version - // number. Additional debugging information may follow after a blank; that - // text is ignored by the importer. - p.rawStringln(fmt.Sprintf("version %d", exportVersion)) - var debug string - if debugFormat { - debug = "debug" - } - p.rawStringln(debug) // cannot use p.bool since it's affected by debugFormat; also want to see this clearly - p.bool(trackAllTypes) - p.bool(p.posInfoFormat) - - // --- generic export data --- - - // populate type map with predeclared "known" types - for index, typ := range predeclared() { - p.typIndex[typ] = index - } - if len(p.typIndex) != len(predeclared()) { - return nil, internalError("duplicate entries in type map?") - } - - // write package data - p.pkg(pkg, true) - if trace { - p.tracef("\n") - } - - // write objects - objcount := 0 - scope := pkg.Scope() - for _, name := range scope.Names() { - if !token.IsExported(name) { - continue - } - if trace { - p.tracef("\n") - } - p.obj(scope.Lookup(name)) - objcount++ - } - - // indicate end of list - if trace { - p.tracef("\n") - } - p.tag(endTag) - - // for self-verification only (redundant) - p.int(objcount) - - if trace { - p.tracef("\n") - } - - // --- end of export data --- - - return p.out.Bytes(), nil -} - -func (p *exporter) pkg(pkg *types.Package, emptypath bool) { - if pkg == nil { - panic(internalError("unexpected nil pkg")) - } - - // if we saw the package before, write its index (>= 0) - if i, ok := p.pkgIndex[pkg]; ok { - p.index('P', i) - return - } - - // otherwise, remember the package, write the package tag (< 0) and package data - if trace { - p.tracef("P%d = { ", len(p.pkgIndex)) - defer p.tracef("} ") - } - p.pkgIndex[pkg] = len(p.pkgIndex) - - p.tag(packageTag) - p.string(pkg.Name()) - if emptypath { - p.string("") - } else { - p.string(pkg.Path()) - } -} - -func (p *exporter) obj(obj types.Object) { - switch obj := obj.(type) { - case *types.Const: - p.tag(constTag) - p.pos(obj) - p.qualifiedName(obj) - p.typ(obj.Type()) - p.value(obj.Val()) - - case *types.TypeName: - if obj.IsAlias() { - p.tag(aliasTag) - p.pos(obj) - p.qualifiedName(obj) - } else { - p.tag(typeTag) - } - p.typ(obj.Type()) - - case *types.Var: - p.tag(varTag) - p.pos(obj) - p.qualifiedName(obj) - p.typ(obj.Type()) - - case *types.Func: - p.tag(funcTag) - p.pos(obj) - p.qualifiedName(obj) - sig := obj.Type().(*types.Signature) - p.paramList(sig.Params(), sig.Variadic()) - p.paramList(sig.Results(), false) - - default: - panic(internalErrorf("unexpected object %v (%T)", obj, obj)) - } -} - -func (p *exporter) pos(obj types.Object) { - if !p.posInfoFormat { - return - } - - file, line := p.fileLine(obj) - if file == p.prevFile { - // common case: write line delta - // delta == 0 means different file or no line change - delta := line - p.prevLine - p.int(delta) - if delta == 0 { - p.int(-1) // -1 means no file change - } - } else { - // different file - p.int(0) - // Encode filename as length of common prefix with previous - // filename, followed by (possibly empty) suffix. Filenames - // frequently share path prefixes, so this can save a lot - // of space and make export data size less dependent on file - // path length. The suffix is unlikely to be empty because - // file names tend to end in ".go". - n := commonPrefixLen(p.prevFile, file) - p.int(n) // n >= 0 - p.string(file[n:]) // write suffix only - p.prevFile = file - p.int(line) - } - p.prevLine = line -} - -func (p *exporter) fileLine(obj types.Object) (file string, line int) { - if p.fset != nil { - pos := p.fset.Position(obj.Pos()) - file = pos.Filename - line = pos.Line - } - return -} - -func commonPrefixLen(a, b string) int { - if len(a) > len(b) { - a, b = b, a - } - // len(a) <= len(b) - i := 0 - for i < len(a) && a[i] == b[i] { - i++ - } - return i -} - -func (p *exporter) qualifiedName(obj types.Object) { - p.string(obj.Name()) - p.pkg(obj.Pkg(), false) -} - -func (p *exporter) typ(t types.Type) { - if t == nil { - panic(internalError("nil type")) - } - - // Possible optimization: Anonymous pointer types *T where - // T is a named type are common. We could canonicalize all - // such types *T to a single type PT = *T. This would lead - // to at most one *T entry in typIndex, and all future *T's - // would be encoded as the respective index directly. Would - // save 1 byte (pointerTag) per *T and reduce the typIndex - // size (at the cost of a canonicalization map). We can do - // this later, without encoding format change. - - // if we saw the type before, write its index (>= 0) - if i, ok := p.typIndex[t]; ok { - p.index('T', i) - return - } - - // otherwise, remember the type, write the type tag (< 0) and type data - if trackAllTypes { - if trace { - p.tracef("T%d = {>\n", len(p.typIndex)) - defer p.tracef("<\n} ") - } - p.typIndex[t] = len(p.typIndex) - } - - switch t := t.(type) { - case *types.Named: - if !trackAllTypes { - // if we don't track all types, track named types now - p.typIndex[t] = len(p.typIndex) - } - - p.tag(namedTag) - p.pos(t.Obj()) - p.qualifiedName(t.Obj()) - p.typ(t.Underlying()) - if !types.IsInterface(t) { - p.assocMethods(t) - } - - case *types.Array: - p.tag(arrayTag) - p.int64(t.Len()) - p.typ(t.Elem()) - - case *types.Slice: - p.tag(sliceTag) - p.typ(t.Elem()) - - case *dddSlice: - p.tag(dddTag) - p.typ(t.elem) - - case *types.Struct: - p.tag(structTag) - p.fieldList(t) - - case *types.Pointer: - p.tag(pointerTag) - p.typ(t.Elem()) - - case *types.Signature: - p.tag(signatureTag) - p.paramList(t.Params(), t.Variadic()) - p.paramList(t.Results(), false) - - case *types.Interface: - p.tag(interfaceTag) - p.iface(t) - - case *types.Map: - p.tag(mapTag) - p.typ(t.Key()) - p.typ(t.Elem()) - - case *types.Chan: - p.tag(chanTag) - p.int(int(3 - t.Dir())) // hack - p.typ(t.Elem()) - - default: - panic(internalErrorf("unexpected type %T: %s", t, t)) - } -} - -func (p *exporter) assocMethods(named *types.Named) { - // Sort methods (for determinism). - var methods []*types.Func - for i := 0; i < named.NumMethods(); i++ { - methods = append(methods, named.Method(i)) - } - sort.Sort(methodsByName(methods)) - - p.int(len(methods)) - - if trace && methods != nil { - p.tracef("associated methods {>\n") - } - - for i, m := range methods { - if trace && i > 0 { - p.tracef("\n") - } - - p.pos(m) - name := m.Name() - p.string(name) - if !exported(name) { - p.pkg(m.Pkg(), false) - } - - sig := m.Type().(*types.Signature) - p.paramList(types.NewTuple(sig.Recv()), false) - p.paramList(sig.Params(), sig.Variadic()) - p.paramList(sig.Results(), false) - p.int(0) // dummy value for go:nointerface pragma - ignored by importer - } - - if trace && methods != nil { - p.tracef("<\n} ") - } -} - -type methodsByName []*types.Func - -func (x methodsByName) Len() int { return len(x) } -func (x methodsByName) Swap(i, j int) { x[i], x[j] = x[j], x[i] } -func (x methodsByName) Less(i, j int) bool { return x[i].Name() < x[j].Name() } - -func (p *exporter) fieldList(t *types.Struct) { - if trace && t.NumFields() > 0 { - p.tracef("fields {>\n") - defer p.tracef("<\n} ") - } - - p.int(t.NumFields()) - for i := 0; i < t.NumFields(); i++ { - if trace && i > 0 { - p.tracef("\n") - } - p.field(t.Field(i)) - p.string(t.Tag(i)) - } -} - -func (p *exporter) field(f *types.Var) { - if !f.IsField() { - panic(internalError("field expected")) - } - - p.pos(f) - p.fieldName(f) - p.typ(f.Type()) -} - -func (p *exporter) iface(t *types.Interface) { - // TODO(gri): enable importer to load embedded interfaces, - // then emit Embeddeds and ExplicitMethods separately here. - p.int(0) - - n := t.NumMethods() - if trace && n > 0 { - p.tracef("methods {>\n") - defer p.tracef("<\n} ") - } - p.int(n) - for i := 0; i < n; i++ { - if trace && i > 0 { - p.tracef("\n") - } - p.method(t.Method(i)) - } -} - -func (p *exporter) method(m *types.Func) { - sig := m.Type().(*types.Signature) - if sig.Recv() == nil { - panic(internalError("method expected")) - } - - p.pos(m) - p.string(m.Name()) - if m.Name() != "_" && !token.IsExported(m.Name()) { - p.pkg(m.Pkg(), false) - } - - // interface method; no need to encode receiver. - p.paramList(sig.Params(), sig.Variadic()) - p.paramList(sig.Results(), false) -} - -func (p *exporter) fieldName(f *types.Var) { - name := f.Name() - - if f.Anonymous() { - // anonymous field - we distinguish between 3 cases: - // 1) field name matches base type name and is exported - // 2) field name matches base type name and is not exported - // 3) field name doesn't match base type name (alias name) - bname := basetypeName(f.Type()) - if name == bname { - if token.IsExported(name) { - name = "" // 1) we don't need to know the field name or package - } else { - name = "?" // 2) use unexported name "?" to force package export - } - } else { - // 3) indicate alias and export name as is - // (this requires an extra "@" but this is a rare case) - p.string("@") - } - } - - p.string(name) - if name != "" && !token.IsExported(name) { - p.pkg(f.Pkg(), false) - } -} - -func basetypeName(typ types.Type) string { - switch typ := deref(typ).(type) { - case *types.Basic: - return typ.Name() - case *types.Named: - return typ.Obj().Name() - default: - return "" // unnamed type - } -} - -func (p *exporter) paramList(params *types.Tuple, variadic bool) { - // use negative length to indicate unnamed parameters - // (look at the first parameter only since either all - // names are present or all are absent) - n := params.Len() - if n > 0 && params.At(0).Name() == "" { - n = -n - } - p.int(n) - for i := 0; i < params.Len(); i++ { - q := params.At(i) - t := q.Type() - if variadic && i == params.Len()-1 { - t = &dddSlice{t.(*types.Slice).Elem()} - } - p.typ(t) - if n > 0 { - name := q.Name() - p.string(name) - if name != "_" { - p.pkg(q.Pkg(), false) - } - } - p.string("") // no compiler-specific info - } -} - -func (p *exporter) value(x constant.Value) { - if trace { - p.tracef("= ") - } - - switch x.Kind() { - case constant.Bool: - tag := falseTag - if constant.BoolVal(x) { - tag = trueTag - } - p.tag(tag) - - case constant.Int: - if v, exact := constant.Int64Val(x); exact { - // common case: x fits into an int64 - use compact encoding - p.tag(int64Tag) - p.int64(v) - return - } - // uncommon case: large x - use float encoding - // (powers of 2 will be encoded efficiently with exponent) - p.tag(floatTag) - p.float(constant.ToFloat(x)) - - case constant.Float: - p.tag(floatTag) - p.float(x) - - case constant.Complex: - p.tag(complexTag) - p.float(constant.Real(x)) - p.float(constant.Imag(x)) - - case constant.String: - p.tag(stringTag) - p.string(constant.StringVal(x)) - - case constant.Unknown: - // package contains type errors - p.tag(unknownTag) - - default: - panic(internalErrorf("unexpected value %v (%T)", x, x)) - } -} - -func (p *exporter) float(x constant.Value) { - if x.Kind() != constant.Float { - panic(internalErrorf("unexpected constant %v, want float", x)) - } - // extract sign (there is no -0) - sign := constant.Sign(x) - if sign == 0 { - // x == 0 - p.int(0) - return - } - // x != 0 - - var f big.Float - if v, exact := constant.Float64Val(x); exact { - // float64 - f.SetFloat64(v) - } else if num, denom := constant.Num(x), constant.Denom(x); num.Kind() == constant.Int { - // TODO(gri): add big.Rat accessor to constant.Value. - r := valueToRat(num) - f.SetRat(r.Quo(r, valueToRat(denom))) - } else { - // Value too large to represent as a fraction => inaccessible. - // TODO(gri): add big.Float accessor to constant.Value. - f.SetFloat64(math.MaxFloat64) // FIXME - } - - // extract exponent such that 0.5 <= m < 1.0 - var m big.Float - exp := f.MantExp(&m) - - // extract mantissa as *big.Int - // - set exponent large enough so mant satisfies mant.IsInt() - // - get *big.Int from mant - m.SetMantExp(&m, int(m.MinPrec())) - mant, acc := m.Int(nil) - if acc != big.Exact { - panic(internalError("internal error")) - } - - p.int(sign) - p.int(exp) - p.string(string(mant.Bytes())) -} - -func valueToRat(x constant.Value) *big.Rat { - // Convert little-endian to big-endian. - // I can't believe this is necessary. - bytes := constant.Bytes(x) - for i := 0; i < len(bytes)/2; i++ { - bytes[i], bytes[len(bytes)-1-i] = bytes[len(bytes)-1-i], bytes[i] - } - return new(big.Rat).SetInt(new(big.Int).SetBytes(bytes)) -} - -func (p *exporter) bool(b bool) bool { - if trace { - p.tracef("[") - defer p.tracef("= %v] ", b) - } - - x := 0 - if b { - x = 1 - } - p.int(x) - return b -} - -// ---------------------------------------------------------------------------- -// Low-level encoders - -func (p *exporter) index(marker byte, index int) { - if index < 0 { - panic(internalError("invalid index < 0")) - } - if debugFormat { - p.marker('t') - } - if trace { - p.tracef("%c%d ", marker, index) - } - p.rawInt64(int64(index)) -} - -func (p *exporter) tag(tag int) { - if tag >= 0 { - panic(internalError("invalid tag >= 0")) - } - if debugFormat { - p.marker('t') - } - if trace { - p.tracef("%s ", tagString[-tag]) - } - p.rawInt64(int64(tag)) -} - -func (p *exporter) int(x int) { - p.int64(int64(x)) -} - -func (p *exporter) int64(x int64) { - if debugFormat { - p.marker('i') - } - if trace { - p.tracef("%d ", x) - } - p.rawInt64(x) -} - -func (p *exporter) string(s string) { - if debugFormat { - p.marker('s') - } - if trace { - p.tracef("%q ", s) - } - // if we saw the string before, write its index (>= 0) - // (the empty string is mapped to 0) - if i, ok := p.strIndex[s]; ok { - p.rawInt64(int64(i)) - return - } - // otherwise, remember string and write its negative length and bytes - p.strIndex[s] = len(p.strIndex) - p.rawInt64(-int64(len(s))) - for i := 0; i < len(s); i++ { - p.rawByte(s[i]) - } -} - -// marker emits a marker byte and position information which makes -// it easy for a reader to detect if it is "out of sync". Used for -// debugFormat format only. -func (p *exporter) marker(m byte) { - p.rawByte(m) - // Enable this for help tracking down the location - // of an incorrect marker when running in debugFormat. - if false && trace { - p.tracef("#%d ", p.written) - } - p.rawInt64(int64(p.written)) -} - -// rawInt64 should only be used by low-level encoders. -func (p *exporter) rawInt64(x int64) { - var tmp [binary.MaxVarintLen64]byte - n := binary.PutVarint(tmp[:], x) - for i := 0; i < n; i++ { - p.rawByte(tmp[i]) - } -} - -// rawStringln should only be used to emit the initial version string. -func (p *exporter) rawStringln(s string) { - for i := 0; i < len(s); i++ { - p.rawByte(s[i]) - } - p.rawByte('\n') -} - -// rawByte is the bottleneck interface to write to p.out. -// rawByte escapes b as follows (any encoding does that -// hides '$'): -// -// '$' => '|' 'S' -// '|' => '|' '|' -// -// Necessary so other tools can find the end of the -// export data by searching for "$$". -// rawByte should only be used by low-level encoders. -func (p *exporter) rawByte(b byte) { - switch b { - case '$': - // write '$' as '|' 'S' - b = 'S' - fallthrough - case '|': - // write '|' as '|' '|' - p.out.WriteByte('|') - p.written++ - } - p.out.WriteByte(b) - p.written++ -} - -// tracef is like fmt.Printf but it rewrites the format string -// to take care of indentation. -func (p *exporter) tracef(format string, args ...interface{}) { - if strings.ContainsAny(format, "<>\n") { - var buf bytes.Buffer - for i := 0; i < len(format); i++ { - // no need to deal with runes - ch := format[i] - switch ch { - case '>': - p.indent++ - continue - case '<': - p.indent-- - continue - } - buf.WriteByte(ch) - if ch == '\n' { - for j := p.indent; j > 0; j-- { - buf.WriteString(". ") - } - } - } - format = buf.String() - } - fmt.Printf(format, args...) -} - -// Debugging support. -// (tagString is only used when tracing is enabled) -var tagString = [...]string{ - // Packages - -packageTag: "package", - - // Types - -namedTag: "named type", - -arrayTag: "array", - -sliceTag: "slice", - -dddTag: "ddd", - -structTag: "struct", - -pointerTag: "pointer", - -signatureTag: "signature", - -interfaceTag: "interface", - -mapTag: "map", - -chanTag: "chan", - - // Values - -falseTag: "false", - -trueTag: "true", - -int64Tag: "int64", - -floatTag: "float", - -fractionTag: "fraction", - -complexTag: "complex", - -stringTag: "string", - -unknownTag: "unknown", - - // Type aliases - -aliasTag: "alias", -} diff --git a/vendor/golang.org/x/tools/internal/gcimporter/bimport.go b/vendor/golang.org/x/tools/internal/gcimporter/bimport.go index b85de014..d98b0db2 100644 --- a/vendor/golang.org/x/tools/internal/gcimporter/bimport.go +++ b/vendor/golang.org/x/tools/internal/gcimporter/bimport.go @@ -2,340 +2,24 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -// This file is a copy of $GOROOT/src/go/internal/gcimporter/bimport.go. +// This file contains the remaining vestiges of +// $GOROOT/src/go/internal/gcimporter/bimport.go. package gcimporter import ( - "encoding/binary" "fmt" - "go/constant" "go/token" "go/types" - "sort" - "strconv" - "strings" "sync" - "unicode" - "unicode/utf8" ) -type importer struct { - imports map[string]*types.Package - data []byte - importpath string - buf []byte // for reading strings - version int // export format version - - // object lists - strList []string // in order of appearance - pathList []string // in order of appearance - pkgList []*types.Package // in order of appearance - typList []types.Type // in order of appearance - interfaceList []*types.Interface // for delayed completion only - trackAllTypes bool - - // position encoding - posInfoFormat bool - prevFile string - prevLine int - fake fakeFileSet - - // debugging support - debugFormat bool - read int // bytes read -} - -// BImportData imports a package from the serialized package data -// and returns the number of bytes consumed and a reference to the package. -// If the export data version is not recognized or the format is otherwise -// compromised, an error is returned. -func BImportData(fset *token.FileSet, imports map[string]*types.Package, data []byte, path string) (_ int, pkg *types.Package, err error) { - // catch panics and return them as errors - const currentVersion = 6 - version := -1 // unknown version - defer func() { - if e := recover(); e != nil { - // Return a (possibly nil or incomplete) package unchanged (see #16088). - if version > currentVersion { - err = fmt.Errorf("cannot import %q (%v), export data is newer version - update tool", path, e) - } else { - err = fmt.Errorf("cannot import %q (%v), possibly version skew - reinstall package", path, e) - } - } - }() - - p := importer{ - imports: imports, - data: data, - importpath: path, - version: version, - strList: []string{""}, // empty string is mapped to 0 - pathList: []string{""}, // empty string is mapped to 0 - fake: fakeFileSet{ - fset: fset, - files: make(map[string]*fileInfo), - }, - } - defer p.fake.setLines() // set lines for files in fset - - // read version info - var versionstr string - if b := p.rawByte(); b == 'c' || b == 'd' { - // Go1.7 encoding; first byte encodes low-level - // encoding format (compact vs debug). - // For backward-compatibility only (avoid problems with - // old installed packages). Newly compiled packages use - // the extensible format string. - // TODO(gri) Remove this support eventually; after Go1.8. - if b == 'd' { - p.debugFormat = true - } - p.trackAllTypes = p.rawByte() == 'a' - p.posInfoFormat = p.int() != 0 - versionstr = p.string() - if versionstr == "v1" { - version = 0 - } - } else { - // Go1.8 extensible encoding - // read version string and extract version number (ignore anything after the version number) - versionstr = p.rawStringln(b) - if s := strings.SplitN(versionstr, " ", 3); len(s) >= 2 && s[0] == "version" { - if v, err := strconv.Atoi(s[1]); err == nil && v > 0 { - version = v - } - } - } - p.version = version - - // read version specific flags - extend as necessary - switch p.version { - // case currentVersion: - // ... - // fallthrough - case currentVersion, 5, 4, 3, 2, 1: - p.debugFormat = p.rawStringln(p.rawByte()) == "debug" - p.trackAllTypes = p.int() != 0 - p.posInfoFormat = p.int() != 0 - case 0: - // Go1.7 encoding format - nothing to do here - default: - errorf("unknown bexport format version %d (%q)", p.version, versionstr) - } - - // --- generic export data --- - - // populate typList with predeclared "known" types - p.typList = append(p.typList, predeclared()...) - - // read package data - pkg = p.pkg() - - // read objects of phase 1 only (see cmd/compile/internal/gc/bexport.go) - objcount := 0 - for { - tag := p.tagOrIndex() - if tag == endTag { - break - } - p.obj(tag) - objcount++ - } - - // self-verification - if count := p.int(); count != objcount { - errorf("got %d objects; want %d", objcount, count) - } - - // ignore compiler-specific import data - - // complete interfaces - // TODO(gri) re-investigate if we still need to do this in a delayed fashion - for _, typ := range p.interfaceList { - typ.Complete() - } - - // record all referenced packages as imports - list := append(([]*types.Package)(nil), p.pkgList[1:]...) - sort.Sort(byPath(list)) - pkg.SetImports(list) - - // package was imported completely and without errors - pkg.MarkComplete() - - return p.read, pkg, nil -} - func errorf(format string, args ...interface{}) { panic(fmt.Sprintf(format, args...)) } -func (p *importer) pkg() *types.Package { - // if the package was seen before, i is its index (>= 0) - i := p.tagOrIndex() - if i >= 0 { - return p.pkgList[i] - } - - // otherwise, i is the package tag (< 0) - if i != packageTag { - errorf("unexpected package tag %d version %d", i, p.version) - } - - // read package data - name := p.string() - var path string - if p.version >= 5 { - path = p.path() - } else { - path = p.string() - } - if p.version >= 6 { - p.int() // package height; unused by go/types - } - - // we should never see an empty package name - if name == "" { - errorf("empty package name in import") - } - - // an empty path denotes the package we are currently importing; - // it must be the first package we see - if (path == "") != (len(p.pkgList) == 0) { - errorf("package path %q for pkg index %d", path, len(p.pkgList)) - } - - // if the package was imported before, use that one; otherwise create a new one - if path == "" { - path = p.importpath - } - pkg := p.imports[path] - if pkg == nil { - pkg = types.NewPackage(path, name) - p.imports[path] = pkg - } else if pkg.Name() != name { - errorf("conflicting names %s and %s for package %q", pkg.Name(), name, path) - } - p.pkgList = append(p.pkgList, pkg) - - return pkg -} - -// objTag returns the tag value for each object kind. -func objTag(obj types.Object) int { - switch obj.(type) { - case *types.Const: - return constTag - case *types.TypeName: - return typeTag - case *types.Var: - return varTag - case *types.Func: - return funcTag - default: - errorf("unexpected object: %v (%T)", obj, obj) // panics - panic("unreachable") - } -} - -func sameObj(a, b types.Object) bool { - // Because unnamed types are not canonicalized, we cannot simply compare types for - // (pointer) identity. - // Ideally we'd check equality of constant values as well, but this is good enough. - return objTag(a) == objTag(b) && types.Identical(a.Type(), b.Type()) -} - -func (p *importer) declare(obj types.Object) { - pkg := obj.Pkg() - if alt := pkg.Scope().Insert(obj); alt != nil { - // This can only trigger if we import a (non-type) object a second time. - // Excluding type aliases, this cannot happen because 1) we only import a package - // once; and b) we ignore compiler-specific export data which may contain - // functions whose inlined function bodies refer to other functions that - // were already imported. - // However, type aliases require reexporting the original type, so we need - // to allow it (see also the comment in cmd/compile/internal/gc/bimport.go, - // method importer.obj, switch case importing functions). - // TODO(gri) review/update this comment once the gc compiler handles type aliases. - if !sameObj(obj, alt) { - errorf("inconsistent import:\n\t%v\npreviously imported as:\n\t%v\n", obj, alt) - } - } -} - -func (p *importer) obj(tag int) { - switch tag { - case constTag: - pos := p.pos() - pkg, name := p.qualifiedName() - typ := p.typ(nil, nil) - val := p.value() - p.declare(types.NewConst(pos, pkg, name, typ, val)) - - case aliasTag: - // TODO(gri) verify type alias hookup is correct - pos := p.pos() - pkg, name := p.qualifiedName() - typ := p.typ(nil, nil) - p.declare(types.NewTypeName(pos, pkg, name, typ)) - - case typeTag: - p.typ(nil, nil) - - case varTag: - pos := p.pos() - pkg, name := p.qualifiedName() - typ := p.typ(nil, nil) - p.declare(types.NewVar(pos, pkg, name, typ)) - - case funcTag: - pos := p.pos() - pkg, name := p.qualifiedName() - params, isddd := p.paramList() - result, _ := p.paramList() - sig := types.NewSignature(nil, params, result, isddd) - p.declare(types.NewFunc(pos, pkg, name, sig)) - - default: - errorf("unexpected object tag %d", tag) - } -} - const deltaNewFile = -64 // see cmd/compile/internal/gc/bexport.go -func (p *importer) pos() token.Pos { - if !p.posInfoFormat { - return token.NoPos - } - - file := p.prevFile - line := p.prevLine - delta := p.int() - line += delta - if p.version >= 5 { - if delta == deltaNewFile { - if n := p.int(); n >= 0 { - // file changed - file = p.path() - line = n - } - } - } else { - if delta == 0 { - if n := p.int(); n >= 0 { - // file changed - file = p.prevFile[:n] + p.string() - line = p.int() - } - } - } - p.prevFile = file - p.prevLine = line - - return p.fake.pos(file, line, 0) -} - // Synthesize a token.Pos type fakeFileSet struct { fset *token.FileSet @@ -389,205 +73,6 @@ var ( fakeLinesOnce sync.Once ) -func (p *importer) qualifiedName() (pkg *types.Package, name string) { - name = p.string() - pkg = p.pkg() - return -} - -func (p *importer) record(t types.Type) { - p.typList = append(p.typList, t) -} - -// A dddSlice is a types.Type representing ...T parameters. -// It only appears for parameter types and does not escape -// the importer. -type dddSlice struct { - elem types.Type -} - -func (t *dddSlice) Underlying() types.Type { return t } -func (t *dddSlice) String() string { return "..." + t.elem.String() } - -// parent is the package which declared the type; parent == nil means -// the package currently imported. The parent package is needed for -// exported struct fields and interface methods which don't contain -// explicit package information in the export data. -// -// A non-nil tname is used as the "owner" of the result type; i.e., -// the result type is the underlying type of tname. tname is used -// to give interface methods a named receiver type where possible. -func (p *importer) typ(parent *types.Package, tname *types.Named) types.Type { - // if the type was seen before, i is its index (>= 0) - i := p.tagOrIndex() - if i >= 0 { - return p.typList[i] - } - - // otherwise, i is the type tag (< 0) - switch i { - case namedTag: - // read type object - pos := p.pos() - parent, name := p.qualifiedName() - scope := parent.Scope() - obj := scope.Lookup(name) - - // if the object doesn't exist yet, create and insert it - if obj == nil { - obj = types.NewTypeName(pos, parent, name, nil) - scope.Insert(obj) - } - - if _, ok := obj.(*types.TypeName); !ok { - errorf("pkg = %s, name = %s => %s", parent, name, obj) - } - - // associate new named type with obj if it doesn't exist yet - t0 := types.NewNamed(obj.(*types.TypeName), nil, nil) - - // but record the existing type, if any - tname := obj.Type().(*types.Named) // tname is either t0 or the existing type - p.record(tname) - - // read underlying type - t0.SetUnderlying(p.typ(parent, t0)) - - // interfaces don't have associated methods - if types.IsInterface(t0) { - return tname - } - - // read associated methods - for i := p.int(); i > 0; i-- { - // TODO(gri) replace this with something closer to fieldName - pos := p.pos() - name := p.string() - if !exported(name) { - p.pkg() - } - - recv, _ := p.paramList() // TODO(gri) do we need a full param list for the receiver? - params, isddd := p.paramList() - result, _ := p.paramList() - p.int() // go:nointerface pragma - discarded - - sig := types.NewSignature(recv.At(0), params, result, isddd) - t0.AddMethod(types.NewFunc(pos, parent, name, sig)) - } - - return tname - - case arrayTag: - t := new(types.Array) - if p.trackAllTypes { - p.record(t) - } - - n := p.int64() - *t = *types.NewArray(p.typ(parent, nil), n) - return t - - case sliceTag: - t := new(types.Slice) - if p.trackAllTypes { - p.record(t) - } - - *t = *types.NewSlice(p.typ(parent, nil)) - return t - - case dddTag: - t := new(dddSlice) - if p.trackAllTypes { - p.record(t) - } - - t.elem = p.typ(parent, nil) - return t - - case structTag: - t := new(types.Struct) - if p.trackAllTypes { - p.record(t) - } - - *t = *types.NewStruct(p.fieldList(parent)) - return t - - case pointerTag: - t := new(types.Pointer) - if p.trackAllTypes { - p.record(t) - } - - *t = *types.NewPointer(p.typ(parent, nil)) - return t - - case signatureTag: - t := new(types.Signature) - if p.trackAllTypes { - p.record(t) - } - - params, isddd := p.paramList() - result, _ := p.paramList() - *t = *types.NewSignature(nil, params, result, isddd) - return t - - case interfaceTag: - // Create a dummy entry in the type list. This is safe because we - // cannot expect the interface type to appear in a cycle, as any - // such cycle must contain a named type which would have been - // first defined earlier. - // TODO(gri) Is this still true now that we have type aliases? - // See issue #23225. - n := len(p.typList) - if p.trackAllTypes { - p.record(nil) - } - - var embeddeds []types.Type - for n := p.int(); n > 0; n-- { - p.pos() - embeddeds = append(embeddeds, p.typ(parent, nil)) - } - - t := newInterface(p.methodList(parent, tname), embeddeds) - p.interfaceList = append(p.interfaceList, t) - if p.trackAllTypes { - p.typList[n] = t - } - return t - - case mapTag: - t := new(types.Map) - if p.trackAllTypes { - p.record(t) - } - - key := p.typ(parent, nil) - val := p.typ(parent, nil) - *t = *types.NewMap(key, val) - return t - - case chanTag: - t := new(types.Chan) - if p.trackAllTypes { - p.record(t) - } - - dir := chanDir(p.int()) - val := p.typ(parent, nil) - *t = *types.NewChan(dir, val) - return t - - default: - errorf("unexpected type tag %d", i) // panics - panic("unreachable") - } -} - func chanDir(d int) types.ChanDir { // tag values must match the constants in cmd/compile/internal/gc/go.go switch d { @@ -603,394 +88,6 @@ func chanDir(d int) types.ChanDir { } } -func (p *importer) fieldList(parent *types.Package) (fields []*types.Var, tags []string) { - if n := p.int(); n > 0 { - fields = make([]*types.Var, n) - tags = make([]string, n) - for i := range fields { - fields[i], tags[i] = p.field(parent) - } - } - return -} - -func (p *importer) field(parent *types.Package) (*types.Var, string) { - pos := p.pos() - pkg, name, alias := p.fieldName(parent) - typ := p.typ(parent, nil) - tag := p.string() - - anonymous := false - if name == "" { - // anonymous field - typ must be T or *T and T must be a type name - switch typ := deref(typ).(type) { - case *types.Basic: // basic types are named types - pkg = nil // // objects defined in Universe scope have no package - name = typ.Name() - case *types.Named: - name = typ.Obj().Name() - default: - errorf("named base type expected") - } - anonymous = true - } else if alias { - // anonymous field: we have an explicit name because it's an alias - anonymous = true - } - - return types.NewField(pos, pkg, name, typ, anonymous), tag -} - -func (p *importer) methodList(parent *types.Package, baseType *types.Named) (methods []*types.Func) { - if n := p.int(); n > 0 { - methods = make([]*types.Func, n) - for i := range methods { - methods[i] = p.method(parent, baseType) - } - } - return -} - -func (p *importer) method(parent *types.Package, baseType *types.Named) *types.Func { - pos := p.pos() - pkg, name, _ := p.fieldName(parent) - // If we don't have a baseType, use a nil receiver. - // A receiver using the actual interface type (which - // we don't know yet) will be filled in when we call - // types.Interface.Complete. - var recv *types.Var - if baseType != nil { - recv = types.NewVar(token.NoPos, parent, "", baseType) - } - params, isddd := p.paramList() - result, _ := p.paramList() - sig := types.NewSignature(recv, params, result, isddd) - return types.NewFunc(pos, pkg, name, sig) -} - -func (p *importer) fieldName(parent *types.Package) (pkg *types.Package, name string, alias bool) { - name = p.string() - pkg = parent - if pkg == nil { - // use the imported package instead - pkg = p.pkgList[0] - } - if p.version == 0 && name == "_" { - // version 0 didn't export a package for _ fields - return - } - switch name { - case "": - // 1) field name matches base type name and is exported: nothing to do - case "?": - // 2) field name matches base type name and is not exported: need package - name = "" - pkg = p.pkg() - case "@": - // 3) field name doesn't match type name (alias) - name = p.string() - alias = true - fallthrough - default: - if !exported(name) { - pkg = p.pkg() - } - } - return -} - -func (p *importer) paramList() (*types.Tuple, bool) { - n := p.int() - if n == 0 { - return nil, false - } - // negative length indicates unnamed parameters - named := true - if n < 0 { - n = -n - named = false - } - // n > 0 - params := make([]*types.Var, n) - isddd := false - for i := range params { - params[i], isddd = p.param(named) - } - return types.NewTuple(params...), isddd -} - -func (p *importer) param(named bool) (*types.Var, bool) { - t := p.typ(nil, nil) - td, isddd := t.(*dddSlice) - if isddd { - t = types.NewSlice(td.elem) - } - - var pkg *types.Package - var name string - if named { - name = p.string() - if name == "" { - errorf("expected named parameter") - } - if name != "_" { - pkg = p.pkg() - } - if i := strings.Index(name, "·"); i > 0 { - name = name[:i] // cut off gc-specific parameter numbering - } - } - - // read and discard compiler-specific info - p.string() - - return types.NewVar(token.NoPos, pkg, name, t), isddd -} - -func exported(name string) bool { - ch, _ := utf8.DecodeRuneInString(name) - return unicode.IsUpper(ch) -} - -func (p *importer) value() constant.Value { - switch tag := p.tagOrIndex(); tag { - case falseTag: - return constant.MakeBool(false) - case trueTag: - return constant.MakeBool(true) - case int64Tag: - return constant.MakeInt64(p.int64()) - case floatTag: - return p.float() - case complexTag: - re := p.float() - im := p.float() - return constant.BinaryOp(re, token.ADD, constant.MakeImag(im)) - case stringTag: - return constant.MakeString(p.string()) - case unknownTag: - return constant.MakeUnknown() - default: - errorf("unexpected value tag %d", tag) // panics - panic("unreachable") - } -} - -func (p *importer) float() constant.Value { - sign := p.int() - if sign == 0 { - return constant.MakeInt64(0) - } - - exp := p.int() - mant := []byte(p.string()) // big endian - - // remove leading 0's if any - for len(mant) > 0 && mant[0] == 0 { - mant = mant[1:] - } - - // convert to little endian - // TODO(gri) go/constant should have a more direct conversion function - // (e.g., once it supports a big.Float based implementation) - for i, j := 0, len(mant)-1; i < j; i, j = i+1, j-1 { - mant[i], mant[j] = mant[j], mant[i] - } - - // adjust exponent (constant.MakeFromBytes creates an integer value, - // but mant represents the mantissa bits such that 0.5 <= mant < 1.0) - exp -= len(mant) << 3 - if len(mant) > 0 { - for msd := mant[len(mant)-1]; msd&0x80 == 0; msd <<= 1 { - exp++ - } - } - - x := constant.MakeFromBytes(mant) - switch { - case exp < 0: - d := constant.Shift(constant.MakeInt64(1), token.SHL, uint(-exp)) - x = constant.BinaryOp(x, token.QUO, d) - case exp > 0: - x = constant.Shift(x, token.SHL, uint(exp)) - } - - if sign < 0 { - x = constant.UnaryOp(token.SUB, x, 0) - } - return x -} - -// ---------------------------------------------------------------------------- -// Low-level decoders - -func (p *importer) tagOrIndex() int { - if p.debugFormat { - p.marker('t') - } - - return int(p.rawInt64()) -} - -func (p *importer) int() int { - x := p.int64() - if int64(int(x)) != x { - errorf("exported integer too large") - } - return int(x) -} - -func (p *importer) int64() int64 { - if p.debugFormat { - p.marker('i') - } - - return p.rawInt64() -} - -func (p *importer) path() string { - if p.debugFormat { - p.marker('p') - } - // if the path was seen before, i is its index (>= 0) - // (the empty string is at index 0) - i := p.rawInt64() - if i >= 0 { - return p.pathList[i] - } - // otherwise, i is the negative path length (< 0) - a := make([]string, -i) - for n := range a { - a[n] = p.string() - } - s := strings.Join(a, "/") - p.pathList = append(p.pathList, s) - return s -} - -func (p *importer) string() string { - if p.debugFormat { - p.marker('s') - } - // if the string was seen before, i is its index (>= 0) - // (the empty string is at index 0) - i := p.rawInt64() - if i >= 0 { - return p.strList[i] - } - // otherwise, i is the negative string length (< 0) - if n := int(-i); n <= cap(p.buf) { - p.buf = p.buf[:n] - } else { - p.buf = make([]byte, n) - } - for i := range p.buf { - p.buf[i] = p.rawByte() - } - s := string(p.buf) - p.strList = append(p.strList, s) - return s -} - -func (p *importer) marker(want byte) { - if got := p.rawByte(); got != want { - errorf("incorrect marker: got %c; want %c (pos = %d)", got, want, p.read) - } - - pos := p.read - if n := int(p.rawInt64()); n != pos { - errorf("incorrect position: got %d; want %d", n, pos) - } -} - -// rawInt64 should only be used by low-level decoders. -func (p *importer) rawInt64() int64 { - i, err := binary.ReadVarint(p) - if err != nil { - errorf("read error: %v", err) - } - return i -} - -// rawStringln should only be used to read the initial version string. -func (p *importer) rawStringln(b byte) string { - p.buf = p.buf[:0] - for b != '\n' { - p.buf = append(p.buf, b) - b = p.rawByte() - } - return string(p.buf) -} - -// needed for binary.ReadVarint in rawInt64 -func (p *importer) ReadByte() (byte, error) { - return p.rawByte(), nil -} - -// byte is the bottleneck interface for reading p.data. -// It unescapes '|' 'S' to '$' and '|' '|' to '|'. -// rawByte should only be used by low-level decoders. -func (p *importer) rawByte() byte { - b := p.data[0] - r := 1 - if b == '|' { - b = p.data[1] - r = 2 - switch b { - case 'S': - b = '$' - case '|': - // nothing to do - default: - errorf("unexpected escape sequence in export data") - } - } - p.data = p.data[r:] - p.read += r - return b - -} - -// ---------------------------------------------------------------------------- -// Export format - -// Tags. Must be < 0. -const ( - // Objects - packageTag = -(iota + 1) - constTag - typeTag - varTag - funcTag - endTag - - // Types - namedTag - arrayTag - sliceTag - dddTag - structTag - pointerTag - signatureTag - interfaceTag - mapTag - chanTag - - // Values - falseTag - trueTag - int64Tag - floatTag - fractionTag // not used by gc - complexTag - stringTag - nilTag // only used by gc (appears in exported inlined function bodies) - unknownTag // not used by gc (only appears in packages with errors) - - // Type aliases - aliasTag -) - var predeclOnce sync.Once var predecl []types.Type // initialized lazily diff --git a/vendor/golang.org/x/tools/internal/gcimporter/gcimporter.go b/vendor/golang.org/x/tools/internal/gcimporter/gcimporter.go index a973dece..b1223713 100644 --- a/vendor/golang.org/x/tools/internal/gcimporter/gcimporter.go +++ b/vendor/golang.org/x/tools/internal/gcimporter/gcimporter.go @@ -230,20 +230,17 @@ func Import(packages map[string]*types.Package, path, srcDir string, lookup func // Or, define a new standard go/types/gcexportdata package. fset := token.NewFileSet() - // The indexed export format starts with an 'i'; the older - // binary export format starts with a 'c', 'd', or 'v' - // (from "version"). Select appropriate importer. + // Select appropriate importer. if len(data) > 0 { switch data[0] { - case 'i': + case 'v', 'c', 'd': // binary, till go1.10 + return nil, fmt.Errorf("binary (%c) import format is no longer supported", data[0]) + + case 'i': // indexed, till go1.19 _, pkg, err := IImportData(fset, packages, data[1:], id) return pkg, err - case 'v', 'c', 'd': - _, pkg, err := BImportData(fset, packages, data, id) - return pkg, err - - case 'u': + case 'u': // unified, from go1.20 _, pkg, err := UImportData(fset, packages, data[1:size], id) return pkg, err diff --git a/vendor/golang.org/x/tools/internal/gcimporter/iexport.go b/vendor/golang.org/x/tools/internal/gcimporter/iexport.go index a0dc0b5e..9930d8c3 100644 --- a/vendor/golang.org/x/tools/internal/gcimporter/iexport.go +++ b/vendor/golang.org/x/tools/internal/gcimporter/iexport.go @@ -969,6 +969,16 @@ func constantToFloat(x constant.Value) *big.Float { return &f } +func valueToRat(x constant.Value) *big.Rat { + // Convert little-endian to big-endian. + // I can't believe this is necessary. + bytes := constant.Bytes(x) + for i := 0; i < len(bytes)/2; i++ { + bytes[i], bytes[len(bytes)-1-i] = bytes[len(bytes)-1-i], bytes[i] + } + return new(big.Rat).SetInt(new(big.Int).SetBytes(bytes)) +} + // mpint exports a multi-precision integer. // // For unsigned types, small values are written out as a single @@ -1178,3 +1188,12 @@ func (q *objQueue) popHead() types.Object { q.head++ return obj } + +// internalError represents an error generated inside this package. +type internalError string + +func (e internalError) Error() string { return "gcimporter: " + string(e) } + +func internalErrorf(format string, args ...interface{}) error { + return internalError(fmt.Sprintf(format, args...)) +} diff --git a/vendor/golang.org/x/tools/internal/gcimporter/iimport.go b/vendor/golang.org/x/tools/internal/gcimporter/iimport.go index be6dace1..94a5eba3 100644 --- a/vendor/golang.org/x/tools/internal/gcimporter/iimport.go +++ b/vendor/golang.org/x/tools/internal/gcimporter/iimport.go @@ -131,7 +131,7 @@ func iimportCommon(fset *token.FileSet, getPackage GetPackageFunc, data []byte, } else if version > currentVersion { err = fmt.Errorf("cannot import %q (%v), export data is newer version - update tool", path, e) } else { - err = fmt.Errorf("cannot import %q (%v), possibly version skew - reinstall package", path, e) + err = fmt.Errorf("internal error while importing %q (%v); please report an issue", path, e) } } }() @@ -140,11 +140,8 @@ func iimportCommon(fset *token.FileSet, getPackage GetPackageFunc, data []byte, r := &intReader{bytes.NewReader(data), path} if bundle { - bundleVersion := r.uint64() - switch bundleVersion { - case bundleVersion: - default: - errorf("unknown bundle format version %d", bundleVersion) + if v := r.uint64(); v != bundleVersion { + errorf("unknown bundle format version %d", v) } } diff --git a/vendor/golang.org/x/tools/internal/gcimporter/ureader_yes.go b/vendor/golang.org/x/tools/internal/gcimporter/ureader_yes.go index 34fc783f..b977435f 100644 --- a/vendor/golang.org/x/tools/internal/gcimporter/ureader_yes.go +++ b/vendor/golang.org/x/tools/internal/gcimporter/ureader_yes.go @@ -10,6 +10,7 @@ package gcimporter import ( + "fmt" "go/token" "go/types" "sort" @@ -63,6 +64,14 @@ type typeInfo struct { } func UImportData(fset *token.FileSet, imports map[string]*types.Package, data []byte, path string) (_ int, pkg *types.Package, err error) { + if !debug { + defer func() { + if x := recover(); x != nil { + err = fmt.Errorf("internal error in importing %q (%v); please report an issue", path, x) + } + }() + } + s := string(data) s = s[:strings.LastIndex(s, "\n$$\n")] input := pkgbits.NewPkgDecoder(path, s) diff --git a/vendor/golang.org/x/tools/internal/gocommand/invoke.go b/vendor/golang.org/x/tools/internal/gocommand/invoke.go index d5055169..8d9fc98d 100644 --- a/vendor/golang.org/x/tools/internal/gocommand/invoke.go +++ b/vendor/golang.org/x/tools/internal/gocommand/invoke.go @@ -8,10 +8,12 @@ package gocommand import ( "bytes" "context" + "errors" "fmt" "io" "log" "os" + "reflect" "regexp" "runtime" "strconv" @@ -22,6 +24,9 @@ import ( exec "golang.org/x/sys/execabs" "golang.org/x/tools/internal/event" + "golang.org/x/tools/internal/event/keys" + "golang.org/x/tools/internal/event/label" + "golang.org/x/tools/internal/event/tag" ) // An Runner will run go command invocations and serialize @@ -51,9 +56,19 @@ func (runner *Runner) initialize() { // 1.14: go: updating go.mod: existing contents have changed since last read var modConcurrencyError = regexp.MustCompile(`go:.*go.mod.*contents have changed`) +// verb is an event label for the go command verb. +var verb = keys.NewString("verb", "go command verb") + +func invLabels(inv Invocation) []label.Label { + return []label.Label{verb.Of(inv.Verb), tag.Directory.Of(inv.WorkingDir)} +} + // Run is a convenience wrapper around RunRaw. // It returns only stdout and a "friendly" error. func (runner *Runner) Run(ctx context.Context, inv Invocation) (*bytes.Buffer, error) { + ctx, done := event.Start(ctx, "gocommand.Runner.Run", invLabels(inv)...) + defer done() + stdout, _, friendly, _ := runner.RunRaw(ctx, inv) return stdout, friendly } @@ -61,6 +76,9 @@ func (runner *Runner) Run(ctx context.Context, inv Invocation) (*bytes.Buffer, e // RunPiped runs the invocation serially, always waiting for any concurrent // invocations to complete first. func (runner *Runner) RunPiped(ctx context.Context, inv Invocation, stdout, stderr io.Writer) error { + ctx, done := event.Start(ctx, "gocommand.Runner.RunPiped", invLabels(inv)...) + defer done() + _, err := runner.runPiped(ctx, inv, stdout, stderr) return err } @@ -68,6 +86,8 @@ func (runner *Runner) RunPiped(ctx context.Context, inv Invocation, stdout, stde // RunRaw runs the invocation, serializing requests only if they fight over // go.mod changes. func (runner *Runner) RunRaw(ctx context.Context, inv Invocation) (*bytes.Buffer, *bytes.Buffer, error, error) { + ctx, done := event.Start(ctx, "gocommand.Runner.RunRaw", invLabels(inv)...) + defer done() // Make sure the runner is always initialized. runner.initialize() @@ -215,6 +235,18 @@ func (i *Invocation) run(ctx context.Context, stdout, stderr io.Writer) error { cmd := exec.Command("go", goArgs...) cmd.Stdout = stdout cmd.Stderr = stderr + + // cmd.WaitDelay was added only in go1.20 (see #50436). + if waitDelay := reflect.ValueOf(cmd).Elem().FieldByName("WaitDelay"); waitDelay.IsValid() { + // https://go.dev/issue/59541: don't wait forever copying stderr + // after the command has exited. + // After CL 484741 we copy stdout manually, so we we'll stop reading that as + // soon as ctx is done. However, we also don't want to wait around forever + // for stderr. Give a much-longer-than-reasonable delay and then assume that + // something has wedged in the kernel or runtime. + waitDelay.Set(reflect.ValueOf(30 * time.Second)) + } + // On darwin the cwd gets resolved to the real path, which breaks anything that // expects the working directory to keep the original path, including the // go command when dealing with modules. @@ -229,6 +261,7 @@ func (i *Invocation) run(ctx context.Context, stdout, stderr io.Writer) error { cmd.Env = append(cmd.Env, "PWD="+i.WorkingDir) cmd.Dir = i.WorkingDir } + defer func(start time.Time) { log("%s for %v", time.Since(start), cmdDebugStr(cmd)) }(time.Now()) return runCmdContext(ctx, cmd) @@ -242,10 +275,85 @@ var DebugHangingGoCommands = false // runCmdContext is like exec.CommandContext except it sends os.Interrupt // before os.Kill. -func runCmdContext(ctx context.Context, cmd *exec.Cmd) error { - if err := cmd.Start(); err != nil { +func runCmdContext(ctx context.Context, cmd *exec.Cmd) (err error) { + // If cmd.Stdout is not an *os.File, the exec package will create a pipe and + // copy it to the Writer in a goroutine until the process has finished and + // either the pipe reaches EOF or command's WaitDelay expires. + // + // However, the output from 'go list' can be quite large, and we don't want to + // keep reading (and allocating buffers) if we've already decided we don't + // care about the output. We don't want to wait for the process to finish, and + // we don't wait to wait for the WaitDelay to expire either. + // + // Instead, if cmd.Stdout requires a copying goroutine we explicitly replace + // it with a pipe (which is an *os.File), which we can close in order to stop + // copying output as soon as we realize we don't care about it. + var stdoutW *os.File + if cmd.Stdout != nil { + if _, ok := cmd.Stdout.(*os.File); !ok { + var stdoutR *os.File + stdoutR, stdoutW, err = os.Pipe() + if err != nil { + return err + } + prevStdout := cmd.Stdout + cmd.Stdout = stdoutW + + stdoutErr := make(chan error, 1) + go func() { + _, err := io.Copy(prevStdout, stdoutR) + if err != nil { + err = fmt.Errorf("copying stdout: %w", err) + } + stdoutErr <- err + }() + defer func() { + // We started a goroutine to copy a stdout pipe. + // Wait for it to finish, or terminate it if need be. + var err2 error + select { + case err2 = <-stdoutErr: + stdoutR.Close() + case <-ctx.Done(): + stdoutR.Close() + // Per https://pkg.go.dev/os#File.Close, the call to stdoutR.Close + // should cause the Read call in io.Copy to unblock and return + // immediately, but we still need to receive from stdoutErr to confirm + // that that has happened. + <-stdoutErr + err2 = ctx.Err() + } + if err == nil { + err = err2 + } + }() + + // Per https://pkg.go.dev/os/exec#Cmd, “If Stdout and Stderr are the + // same writer, and have a type that can be compared with ==, at most + // one goroutine at a time will call Write.” + // + // Since we're starting a goroutine that writes to cmd.Stdout, we must + // also update cmd.Stderr so that that still holds. + func() { + defer func() { recover() }() + if cmd.Stderr == prevStdout { + cmd.Stderr = cmd.Stdout + } + }() + } + } + + err = cmd.Start() + if stdoutW != nil { + // The child process has inherited the pipe file, + // so close the copy held in this process. + stdoutW.Close() + stdoutW = nil + } + if err != nil { return err } + resChan := make(chan error, 1) go func() { resChan <- cmd.Wait() @@ -253,11 +361,14 @@ func runCmdContext(ctx context.Context, cmd *exec.Cmd) error { // If we're interested in debugging hanging Go commands, stop waiting after a // minute and panic with interesting information. - if DebugHangingGoCommands { + debug := DebugHangingGoCommands + if debug { + timer := time.NewTimer(1 * time.Minute) + defer timer.Stop() select { case err := <-resChan: return err - case <-time.After(1 * time.Minute): + case <-timer.C: HandleHangingGoCommand(cmd.Process) case <-ctx.Done(): } @@ -270,30 +381,25 @@ func runCmdContext(ctx context.Context, cmd *exec.Cmd) error { } // Cancelled. Interrupt and see if it ends voluntarily. - cmd.Process.Signal(os.Interrupt) - select { - case err := <-resChan: - return err - case <-time.After(time.Second): + if err := cmd.Process.Signal(os.Interrupt); err == nil { + // (We used to wait only 1s but this proved + // fragile on loaded builder machines.) + timer := time.NewTimer(5 * time.Second) + defer timer.Stop() + select { + case err := <-resChan: + return err + case <-timer.C: + } } // Didn't shut down in response to interrupt. Kill it hard. // TODO(rfindley): per advice from bcmills@, it may be better to send SIGQUIT // on certain platforms, such as unix. - if err := cmd.Process.Kill(); err != nil && DebugHangingGoCommands { - // Don't panic here as this reliably fails on windows with EINVAL. + if err := cmd.Process.Kill(); err != nil && !errors.Is(err, os.ErrProcessDone) && debug { log.Printf("error killing the Go command: %v", err) } - // See above: don't wait indefinitely if we're debugging hanging Go commands. - if DebugHangingGoCommands { - select { - case err := <-resChan: - return err - case <-time.After(10 * time.Second): // a shorter wait as resChan should return quickly following Kill - HandleHangingGoCommand(cmd.Process) - } - } return <-resChan } diff --git a/vendor/golang.org/x/tools/internal/gocommand/version.go b/vendor/golang.org/x/tools/internal/gocommand/version.go index 307a76d4..446c5846 100644 --- a/vendor/golang.org/x/tools/internal/gocommand/version.go +++ b/vendor/golang.org/x/tools/internal/gocommand/version.go @@ -23,21 +23,11 @@ import ( func GoVersion(ctx context.Context, inv Invocation, r *Runner) (int, error) { inv.Verb = "list" inv.Args = []string{"-e", "-f", `{{context.ReleaseTags}}`, `--`, `unsafe`} - inv.Env = append(append([]string{}, inv.Env...), "GO111MODULE=off") - // Unset any unneeded flags, and remove them from BuildFlags, if they're - // present. - inv.ModFile = "" + inv.BuildFlags = nil // This is not a build command. inv.ModFlag = "" - var buildFlags []string - for _, flag := range inv.BuildFlags { - // Flags can be prefixed by one or two dashes. - f := strings.TrimPrefix(strings.TrimPrefix(flag, "-"), "-") - if strings.HasPrefix(f, "mod=") || strings.HasPrefix(f, "modfile=") { - continue - } - buildFlags = append(buildFlags, flag) - } - inv.BuildFlags = buildFlags + inv.ModFile = "" + inv.Env = append(inv.Env[:len(inv.Env):len(inv.Env)], "GO111MODULE=off") + stdoutBytes, err := r.Run(ctx, inv) if err != nil { return 0, err diff --git a/vendor/golang.org/x/tools/internal/typesinternal/types.go b/vendor/golang.org/x/tools/internal/typesinternal/types.go index 3c53fbc6..ce7d4351 100644 --- a/vendor/golang.org/x/tools/internal/typesinternal/types.go +++ b/vendor/golang.org/x/tools/internal/typesinternal/types.go @@ -11,8 +11,6 @@ import ( "go/types" "reflect" "unsafe" - - "golang.org/x/tools/go/types/objectpath" ) func SetUsesCgo(conf *types.Config) bool { @@ -52,10 +50,3 @@ func ReadGo116ErrorData(err types.Error) (code ErrorCode, start, end token.Pos, } var SetGoVersion = func(conf *types.Config, version string) bool { return false } - -// NewObjectpathEncoder returns a function closure equivalent to -// objectpath.For but amortized for multiple (sequential) calls. -// It is a temporary workaround, pending the approval of proposal 58668. -// -//go:linkname NewObjectpathFunc golang.org/x/tools/go/types/objectpath.newEncoderFor -func NewObjectpathFunc() func(types.Object) (objectpath.Path, error) diff --git a/vendor/modules.txt b/vendor/modules.txt index f14f642a..dcda8a47 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -1,8 +1,6 @@ # dario.cat/mergo v1.0.0 ## explicit; go 1.13 dario.cat/mergo -# github.com/Azure/go-ansiterm v0.0.0-20230124172434-306776ec8161 -## explicit; go 1.16 # github.com/BurntSushi/toml v1.3.2 ## explicit; go 1.16 github.com/BurntSushi/toml @@ -17,7 +15,7 @@ github.com/Microsoft/go-winio/internal/stringbuffer github.com/Microsoft/go-winio/pkg/guid github.com/Microsoft/go-winio/tools/mkwinsyscall github.com/Microsoft/go-winio/vhd -# github.com/Microsoft/hcsshim v0.10.0-rc.7 +# github.com/Microsoft/hcsshim v0.10.0-rc.8 ## explicit; go 1.18 github.com/Microsoft/hcsshim github.com/Microsoft/hcsshim/computestorage @@ -56,11 +54,15 @@ github.com/asaskevich/govalidator # github.com/containerd/cgroups v1.1.0 ## explicit; go 1.17 github.com/containerd/cgroups/stats/v1 +# github.com/containerd/containerd v1.7.2 +## explicit; go 1.19 +github.com/containerd/containerd/errdefs +github.com/containerd/containerd/log # github.com/containerd/stargz-snapshotter/estargz v0.14.3 ## explicit; go 1.19 github.com/containerd/stargz-snapshotter/estargz github.com/containerd/stargz-snapshotter/estargz/errorutil -# github.com/containers/common v0.53.0 +# github.com/containers/common v0.54.0 ## explicit; go 1.18 github.com/containers/common/pkg/auth github.com/containers/common/pkg/capabilities @@ -340,8 +342,6 @@ github.com/google/go-containerregistry/pkg/name # github.com/google/go-intervals v0.0.2 ## explicit; go 1.12 github.com/google/go-intervals/intervalset -# github.com/google/pprof v0.0.0-20221103000818-d260c55eee4c -## explicit; go 1.18 # github.com/google/uuid v1.3.0 ## explicit github.com/google/uuid @@ -655,17 +655,17 @@ golang.org/x/text/secure/bidirule golang.org/x/text/transform golang.org/x/text/unicode/bidi golang.org/x/text/unicode/norm -# golang.org/x/tools v0.8.0 +# golang.org/x/tools v0.9.3 ## explicit; go 1.18 golang.org/x/tools/cmd/stringer golang.org/x/tools/go/gcexportdata golang.org/x/tools/go/internal/packagesdriver golang.org/x/tools/go/packages -golang.org/x/tools/go/types/objectpath golang.org/x/tools/internal/event golang.org/x/tools/internal/event/core golang.org/x/tools/internal/event/keys golang.org/x/tools/internal/event/label +golang.org/x/tools/internal/event/tag golang.org/x/tools/internal/gcimporter golang.org/x/tools/internal/gocommand golang.org/x/tools/internal/packagesinternal