Update vendor

go.mod

@@ -16,7 +16,6 @@ require (
 	github.com/rancher/wrangler-api v0.1.5-0.20190619170228-c3525df45215
 	github.com/sirupsen/logrus v1.4.2
 	github.com/urfave/cli v1.20.0
-	golang.org/x/sync v0.0.0-20190423024810-112230192c58
 	google.golang.org/appengine v1.5.0 // indirect
 	k8s.io/api v0.0.0-20190409021203-6e4e0e4f393b
 	k8s.io/apiextensions-apiserver v0.0.0-20190409022649-727a075fdec8

vendor/github.com/rancher/norman/pkg/store/empty/empty_store.go

@@ -27,6 +27,6 @@ func (e *Store) Update(apiOp *types.APIRequest, schema *types.Schema, data types
 	return types.APIObject{}, nil
 }
 
-func (e *Store) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.QueryOptions) (chan types.APIObject, error) {
+func (e *Store) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.QueryOptions) (chan types.APIEvent, error) {
 	return nil, nil
 }

vendor/github.com/rancher/norman/pkg/store/proxy/error_wrapper.go

@@ -38,7 +38,7 @@ func (e *errorStore) Delete(apiOp *types.APIRequest, schema *types.Schema, id st
 
 }
 
-func (e *errorStore) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.QueryOptions) (chan types.APIObject, error) {
+func (e *errorStore) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.QueryOptions) (chan types.APIEvent, error) {
 	data, err := e.Store.Watch(apiOp, schema, opt)
 	return data, translateError(err)
 }

vendor/github.com/rancher/norman/pkg/store/proxy/proxy_store.go

@@ -108,17 +108,22 @@ func (s *Store) listNamespace(namespace string, apiOp types.APIRequest, schema *
 	return k8sClient.List(metav1.ListOptions{})
 }
 
-func (s *Store) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.QueryOptions) (chan types.APIObject, error) {
+func (s *Store) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.QueryOptions) (chan types.APIEvent, error) {
 	k8sClient, err := s.clientGetter.Client(apiOp, schema)
 	if err != nil {
 		return nil, err
 	}
 
+	list, err := k8sClient.List(metav1.ListOptions{})
+	if err != nil {
+		return nil, err
+	}
+
 	timeout := int64(60 * 30)
 	watcher, err := k8sClient.Watch(metav1.ListOptions{
 		Watch:           true,
 		TimeoutSeconds:  &timeout,
-		ResourceVersion: "0",
+		ResourceVersion: list.GetResourceVersion(),
 	})
 	if err != nil {
 		return nil, err
@@ -131,15 +136,14 @@ func (s *Store) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.
 		watcher.Stop()
 	}()
 
-	result := make(chan types.APIObject)
+	result := make(chan types.APIEvent)
 	go func() {
+		for i, obj := range list.Items {
+			result <- s.toAPIEvent(apiOp, schema, i, len(list.Items), false, &obj)
+		}
 		for event := range watcher.ResultChan() {
 			data := event.Object.(*unstructured.Unstructured)
-			s.fromInternal(apiOp, schema, data.Object)
-			if event.Type == watch.Deleted && data.Object != nil {
-				data.Object[".removed"] = true
-			}
-			result <- types.ToAPI(data.Object)
+			result <- s.toAPIEvent(apiOp, schema, 0, 0, event.Type == watch.Deleted, data)
 		}
 		logrus.Debugf("closing watcher for %s", schema.ID)
 		close(result)
@@ -149,6 +153,22 @@ func (s *Store) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.
 	return result, nil
 }
 
+func (s *Store) toAPIEvent(apiOp *types.APIRequest, schema *types.Schema, index, count int, remove bool, obj *unstructured.Unstructured) types.APIEvent {
+	name := "resource.change"
+	if remove && obj.Object != nil {
+		name = "resource.remove"
+	}
+
+	s.fromInternal(apiOp, schema, obj.Object)
+
+	return types.APIEvent{
+		Name:   name,
+		Count:  count,
+		Index:  index,
+		Object: types.ToAPI(obj.Object),
+	}
+}
+
 func (s *Store) Create(apiOp *types.APIRequest, schema *types.Schema, params types.APIObject) (types.APIObject, error) {
 	data := params.Map()
 	if err := s.toInternal(schema.Mapper, data); err != nil {

vendor/github.com/rancher/norman/pkg/store/schema/schema_store.go

@@ -34,7 +34,7 @@ func (s *Store) ByID(apiOp *types.APIRequest, schema *types.Schema, id string) (
 	return types.APIObject{}, httperror.NewAPIError(httperror.NotFound, "no such schema")
 }
 
-func (s *Store) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.QueryOptions) (chan types.APIObject, error) {
+func (s *Store) Watch(apiOp *types.APIRequest, schema *types.Schema, opt *types.QueryOptions) (chan types.APIEvent, error) {
 	return nil, nil
 }
 

vendor/github.com/rancher/norman/pkg/subscribe/handler.go

@@ -1,9 +1,10 @@
 package subscribe
 
 import (
-	"bytes"
 	"context"
+	"encoding/json"
 	"errors"
+	"io"
 	"time"
 
 	"github.com/gorilla/websocket"
@@ -75,7 +76,7 @@ func handler(apiOp *types.APIRequest) error {
 		}
 	}()
 
-	events := make(chan types.APIObject)
+	events := make(chan types.APIEvent)
 	for _, schema := range schemas {
 		if apiOp.AccessControl.CanWatch(apiOp, schema) == nil {
 			streamStore(ctx, readerGroup, apiOp, schema, events)
@@ -87,9 +88,10 @@ func handler(apiOp *types.APIRequest) error {
 		close(events)
 	}()
 
-	jsonWriter := writer.EncodingResponseWriter{
+	capture := &Capture{}
+	captureWriter := writer.EncodingResponseWriter{
 		ContentType: "application/json",
-		Encoder:     types.JSONEncoder,
+		Encoder:     capture.Encoder,
 	}
 	t := time.NewTicker(60 * time.Second)
 	defer t.Stop()
@@ -103,24 +105,20 @@ func handler(apiOp *types.APIRequest) error {
 				break
 			}
 
-			header := `{"name":"resource.change","data":`
-			if item.Map()[".removed"] == true {
-				header = `{"name":"resource.remove","data":`
-			}
-			schema := apiOp.Schemas.Schema(convert.ToString(item.Map()["type"]))
+			schema := apiOp.Schemas.Schema(convert.ToString(item.Object.Map()["type"]))
 			if schema != nil {
-				buffer := &bytes.Buffer{}
-				if err := jsonWriter.VersionBody(apiOp, buffer, item); err != nil {
+				if err := captureWriter.VersionBody(apiOp, nil, item.Object); err != nil {
 					cancel()
 					continue
 				}
 
-				if err := writeData(c, header, buffer.Bytes()); err != nil {
+				item.Object = types.ToAPI(capture.Object)
+				if err := writeData(c, item); err != nil {
 					cancel()
 				}
 			}
 		case <-t.C:
-			if err := writeData(c, `{"name":"ping","data":`, []byte("{}")); err != nil {
+			if err := writeData(c, types.APIEvent{Name: "ping"}); err != nil {
 				cancel()
 			}
 		}
@@ -130,35 +128,29 @@ func handler(apiOp *types.APIRequest) error {
 	return nil
 }
 
-func writeData(c *websocket.Conn, header string, buf []byte) error {
+func writeData(c *websocket.Conn, event types.APIEvent) error {
+	event.Data = event.Object.Raw()
 	messageWriter, err := c.NextWriter(websocket.TextMessage)
 	if err != nil {
 		return err
 	}
+	defer messageWriter.Close()
 
-	if _, err := messageWriter.Write([]byte(header)); err != nil {
-		return err
-	}
-	if _, err := messageWriter.Write(buf); err != nil {
-		return err
-	}
-	if _, err := messageWriter.Write([]byte(`}`)); err != nil {
-		return err
-	}
-	return messageWriter.Close()
+	return json.NewEncoder(messageWriter).Encode(event)
 }
 
-func watch(apiOp *types.APIRequest, schema *types.Schema, opts *types.QueryOptions) (chan types.APIObject, error) {
+func watch(apiOp *types.APIRequest, schema *types.Schema, opts *types.QueryOptions) (chan types.APIEvent, error) {
 	c, err := schema.Store.Watch(apiOp, schema, opts)
 	if err != nil {
 		return nil, err
 	}
-	return types.APIChan(c, func(data types.APIObject) types.APIObject {
-		return apiOp.FilterObject(nil, schema, data)
+	return types.APIChan(c, func(data types.APIEvent) types.APIEvent {
+		data.Object = apiOp.FilterObject(nil, schema, data.Object)
+		return data
 	}), nil
 }
 
-func streamStore(ctx context.Context, eg *errgroup.Group, apiOp *types.APIRequest, schema *types.Schema, result chan types.APIObject) {
+func streamStore(ctx context.Context, eg *errgroup.Group, apiOp *types.APIRequest, schema *types.Schema, result chan types.APIEvent) {
 	eg.Go(func() error {
 		opts := parse.QueryOptions(apiOp, schema)
 		events, err := watch(apiOp, schema, &opts)
@@ -185,3 +177,12 @@ func matches(items []string, item string) bool {
 	}
 	return slice.ContainsString(items, item)
 }
+
+type Capture struct {
+	Object interface{}
+}
+
+func (c *Capture) Encoder(w io.Writer, obj interface{}) error {
+	c.Object = obj
+	return nil
+}

vendor/github.com/rancher/norman/pkg/types/server_types.go

@@ -189,11 +189,20 @@ type Store interface {
 	Create(apiOp *APIRequest, schema *Schema, data APIObject) (APIObject, error)
 	Update(apiOp *APIRequest, schema *Schema, data APIObject, id string) (APIObject, error)
 	Delete(apiOp *APIRequest, schema *Schema, id string) (APIObject, error)
-	Watch(apiOp *APIRequest, schema *Schema, opt *QueryOptions) (chan APIObject, error)
+	Watch(apiOp *APIRequest, schema *Schema, opt *QueryOptions) (chan APIEvent, error)
+}
+
+type APIEvent struct {
+	Name   string    `json:"name,omitempty"`
+	Count  int       `json:"count,omitempty"`
+	Index  int       `json:"index,omitempty"`
+	Object APIObject `json:"-"`
+	// Data should be used
+	Data interface{} `json:"data,omitempty"`
 }
 
 type APIObject struct {
-	Object interface{} `json:",embed"`
+	Object interface{} `json:",inline"`
 }
 
 func ToAPI(data interface{}) APIObject {
@@ -277,11 +286,11 @@ func Namespace(data map[string]interface{}) string {
 	return convert.ToString(values.GetValueN(data, "metadata", "namespace"))
 }
 
-func APIChan(c <-chan APIObject, f func(APIObject) APIObject) chan APIObject {
+func APIChan(c <-chan APIEvent, f func(APIEvent) APIEvent) chan APIEvent {
 	if c == nil {
 		return nil
 	}
-	result := make(chan APIObject)
+	result := make(chan APIEvent)
 	go func() {
 		for data := range c {
 			modified := f(data)

vendor/github.com/rancher/norman/pkg/urlbuilder/base.go

@@ -3,67 +3,53 @@ package urlbuilder
 import (
 	"bytes"
 	"fmt"
+	"net"
 	"net/http"
 	"net/url"
 	"strings"
 )
 
 func ParseRequestURL(r *http.Request) string {
-	// Get url from standard headers
-	requestURL := getURLFromStandardHeaders(r)
-	if requestURL != "" {
-		return requestURL
-	}
-
-	// Use incoming url
-	scheme := "http"
-	if r.TLS != nil {
-		scheme = "https"
-	}
-	return fmt.Sprintf("%s://%s%s%s", scheme, r.Host, r.Header.Get(PrefixHeader), r.URL.Path)
+	scheme := getScheme(r)
+	host := getHost(r, scheme)
+	return fmt.Sprintf("%s://%s%s%s", scheme, host, r.Header.Get(PrefixHeader), r.URL.Path)
 }
 
-func getURLFromStandardHeaders(r *http.Request) string {
-	xForwardedProto := getOverrideHeader(r, ForwardedProtoHeader, "")
-	if xForwardedProto == "" {
-		return ""
-	}
-
-	host := getOverrideHeader(r, ForwardedHostHeader, "")
+func getHost(r *http.Request, scheme string) string {
+	host := strings.Split(r.Header.Get(ForwardedHostHeader), ",")[0]
 	if host == "" {
 		host = r.Host
 	}
 
-	if host == "" {
-		return ""
+	port := r.Header.Get(ForwardedPortHeader)
+	if port == "" {
+		return host
 	}
 
-	port := getOverrideHeader(r, ForwardedPortHeader, "")
-	if port == "443" || port == "80" {
-		port = "" // Don't include default ports in url
+	if port == "80" && scheme == "http" {
+		return host
 	}
 
-	if port != "" && strings.Contains(host, ":") {
-		// Have to strip the port that is in the host. Handle IPv6, which has this format: [::1]:8080
-		if (strings.HasPrefix(host, "[") && strings.Contains(host, "]:")) || !strings.HasPrefix(host, "[") {
-			host = host[0:strings.LastIndex(host, ":")]
-		}
+	if port == "443" && scheme == "http" {
+		return host
 	}
 
-	if port != "" {
-		port = ":" + port
+	hostname, _, err := net.SplitHostPort(host)
+	if err != nil {
+		return host
 	}
 
-	return fmt.Sprintf("%s://%s%s%s%s", xForwardedProto, host, port, r.Header.Get(PrefixHeader), r.URL.Path)
+	return strings.Join([]string{hostname, port}, ":")
 }
 
-func getOverrideHeader(r *http.Request, header string, defaultValue string) string {
-	// Need to handle comma separated hosts in X-Forwarded-For
-	value := r.Header.Get(header)
-	if value != "" {
-		return strings.TrimSpace(strings.Split(value, ",")[0])
+func getScheme(r *http.Request) string {
+	scheme := r.Header.Get(ForwardedProtoHeader)
+	if scheme != "" {
+		return scheme
+	} else if r.TLS != nil {
+		return "https"
 	}
-	return defaultValue
+	return "http"
 }
 
 func ParseResponseURLBase(currentURL string, r *http.Request) (string, error) {

vendor/golang.org/x/sync/semaphore/semaphore.go

@@ -1,127 +0,0 @@
-// Copyright 2017 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 semaphore provides a weighted semaphore implementation.
-package semaphore // import "golang.org/x/sync/semaphore"
-
-import (
-	"container/list"
-	"context"
-	"sync"
-)
-
-type waiter struct {
-	n     int64
-	ready chan<- struct{} // Closed when semaphore acquired.
-}
-
-// NewWeighted creates a new weighted semaphore with the given
-// maximum combined weight for concurrent access.
-func NewWeighted(n int64) *Weighted {
-	w := &Weighted{size: n}
-	return w
-}
-
-// Weighted provides a way to bound concurrent access to a resource.
-// The callers can request access with a given weight.
-type Weighted struct {
-	size    int64
-	cur     int64
-	mu      sync.Mutex
-	waiters list.List
-}
-
-// Acquire acquires the semaphore with a weight of n, blocking until resources
-// are available or ctx is done. On success, returns nil. On failure, returns
-// ctx.Err() and leaves the semaphore unchanged.
-//
-// If ctx is already done, Acquire may still succeed without blocking.
-func (s *Weighted) Acquire(ctx context.Context, n int64) error {
-	s.mu.Lock()
-	if s.size-s.cur >= n && s.waiters.Len() == 0 {
-		s.cur += n
-		s.mu.Unlock()
-		return nil
-	}
-
-	if n > s.size {
-		// Don't make other Acquire calls block on one that's doomed to fail.
-		s.mu.Unlock()
-		<-ctx.Done()
-		return ctx.Err()
-	}
-
-	ready := make(chan struct{})
-	w := waiter{n: n, ready: ready}
-	elem := s.waiters.PushBack(w)
-	s.mu.Unlock()
-
-	select {
-	case <-ctx.Done():
-		err := ctx.Err()
-		s.mu.Lock()
-		select {
-		case <-ready:
-			// Acquired the semaphore after we were canceled.  Rather than trying to
-			// fix up the queue, just pretend we didn't notice the cancelation.
-			err = nil
-		default:
-			s.waiters.Remove(elem)
-		}
-		s.mu.Unlock()
-		return err
-
-	case <-ready:
-		return nil
-	}
-}
-
-// TryAcquire acquires the semaphore with a weight of n without blocking.
-// On success, returns true. On failure, returns false and leaves the semaphore unchanged.
-func (s *Weighted) TryAcquire(n int64) bool {
-	s.mu.Lock()
-	success := s.size-s.cur >= n && s.waiters.Len() == 0
-	if success {
-		s.cur += n
-	}
-	s.mu.Unlock()
-	return success
-}
-
-// Release releases the semaphore with a weight of n.
-func (s *Weighted) Release(n int64) {
-	s.mu.Lock()
-	s.cur -= n
-	if s.cur < 0 {
-		s.mu.Unlock()
-		panic("semaphore: released more than held")
-	}
-	for {
-		next := s.waiters.Front()
-		if next == nil {
-			break // No more waiters blocked.
-		}
-
-		w := next.Value.(waiter)
-		if s.size-s.cur < w.n {
-			// Not enough tokens for the next waiter.  We could keep going (to try to
-			// find a waiter with a smaller request), but under load that could cause
-			// starvation for large requests; instead, we leave all remaining waiters
-			// blocked.
-			//
-			// Consider a semaphore used as a read-write lock, with N tokens, N
-			// readers, and one writer.  Each reader can Acquire(1) to obtain a read
-			// lock.  The writer can Acquire(N) to obtain a write lock, excluding all
-			// of the readers.  If we allow the readers to jump ahead in the queue,
-			// the writer will starve — there is always one token available for every
-			// reader.
-			break
-		}
-
-		s.cur += w.n
-		s.waiters.Remove(next)
-		close(w.ready)
-	}
-	s.mu.Unlock()
-}

vendor/modules.txt

@@ -91,7 +91,6 @@ golang.org/x/net/context
 golang.org/x/oauth2
 golang.org/x/oauth2/internal
 # golang.org/x/sync v0.0.0-20190423024810-112230192c58
-golang.org/x/sync/semaphore
 golang.org/x/sync/errgroup
 # golang.org/x/sys v0.0.0-20190422165155-953cdadca894
 golang.org/x/sys/unix