Files
skopeo/integration/registry.go
Miloslav Trmač 693de29e37 Add various missing error handling
... as found by (golangci-lint run).

Note: this does not add (golangci-lint run) to the Makefile
to ensure the coding standard.

(BTW golangci-lint currently fails on structcheck, which doesn't
handle embedded structs, and that's a years-long known unfixed
limitation.)

Signed-off-by: Miloslav Trmač <mitr@redhat.com>
2022-03-15 21:48:51 +01:00

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package main
import (
"fmt"
"io/ioutil"
"net/http"
"os"
"os/exec"
"path/filepath"
"time"
"gopkg.in/check.v1"
)
const (
binaryV2 = "registry-v2"
binaryV2Schema1 = "registry-v2-schema1"
)
type testRegistryV2 struct {
cmd *exec.Cmd
url string
dir string
username string
password string
email string
}
func setupRegistryV2At(c *check.C, url string, auth, schema1 bool) *testRegistryV2 {
reg, err := newTestRegistryV2At(c, url, auth, schema1)
c.Assert(err, check.IsNil)
// Wait for registry to be ready to serve requests.
for i := 0; i != 50; i++ {
if err = reg.Ping(); err == nil {
break
}
time.Sleep(100 * time.Millisecond)
}
if err != nil {
c.Fatal("Timeout waiting for test registry to become available")
}
return reg
}
func newTestRegistryV2At(c *check.C, url string, auth, schema1 bool) (*testRegistryV2, error) {
tmp, err := ioutil.TempDir("", "registry-test-")
if err != nil {
return nil, err
}
template := `version: 0.1
loglevel: debug
storage:
filesystem:
rootdirectory: %s
delete:
enabled: true
http:
addr: %s
%s`
var (
htpasswd string
username string
password string
email string
)
if auth {
htpasswdPath := filepath.Join(tmp, "htpasswd")
userpasswd := "testuser:$2y$05$sBsSqk0OpSD1uTZkHXc4FeJ0Z70wLQdAX/82UiHuQOKbNbBrzs63m"
username = "testuser"
password = "testpassword"
email = "test@test.org"
if err := ioutil.WriteFile(htpasswdPath, []byte(userpasswd), os.FileMode(0644)); err != nil {
return nil, err
}
htpasswd = fmt.Sprintf(`auth:
htpasswd:
realm: basic-realm
path: %s
`, htpasswdPath)
}
confPath := filepath.Join(tmp, "config.yaml")
config, err := os.Create(confPath)
if err != nil {
return nil, err
}
if _, err := fmt.Fprintf(config, template, tmp, url, htpasswd); err != nil {
os.RemoveAll(tmp)
return nil, err
}
binary := binaryV2
if schema1 {
binary = binaryV2Schema1
}
cmd := exec.Command(binary, confPath)
consumeAndLogOutputs(c, fmt.Sprintf("registry-%s", url), cmd)
if err := cmd.Start(); err != nil {
os.RemoveAll(tmp)
if os.IsNotExist(err) {
c.Skip(err.Error())
}
return nil, err
}
return &testRegistryV2{
cmd: cmd,
url: url,
dir: tmp,
username: username,
password: password,
email: email,
}, nil
}
func (t *testRegistryV2) Ping() error {
// We always ping through HTTP for our test registry.
resp, err := http.Get(fmt.Sprintf("http://%s/v2/", t.url))
if err != nil {
return err
}
if resp.StatusCode != http.StatusOK && resp.StatusCode != http.StatusUnauthorized {
return fmt.Errorf("registry ping replied with an unexpected status code %d", resp.StatusCode)
}
return nil
}
func (t *testRegistryV2) tearDown(c *check.C) {
// Its undocumented what Kill() returns if the process has terminated,
// so we couldnt check just for that. This is running in a container anyway…
_ = t.cmd.Process.Kill()
err := os.RemoveAll(t.dir)
c.Assert(err, check.IsNil)
}