func TestReadDockercfg(t *testing.T) {
content := "{\"test-server-1.tld\":{\"auth\":\"Zm9vOmJhcgo=\",\"email\":\"[email protected]\"}}"
tempfile, err := ioutil.TempFile("", "cfgtest")
if err != nil {
t.Fatalf("Unable to create temp file: %v", err)
}
defer os.Remove(tempfile.Name())
tempfile.WriteString(content)
tempfile.Close()
dockercfg, err := readDockercfg(tempfile.Name())
if err != nil {
t.Errorf("Received unexpected error reading dockercfg: %v", err)
return
}
keyring := credentialprovider.BasicDockerKeyring{}
keyring.Add(dockercfg)
authConfs, found := keyring.Lookup("test-server-1.tld/foo/bar")
if !found || len(authConfs) == 0 {
t.Errorf("Expected lookup success, got not found")
}
if authConfs[0].Email != "*****@*****.**" {
t.Errorf("Unexpected Email value: %s", authConfs[0].Email)
}
}
// GetDockerAuth returns a valid Docker AuthConfiguration entry, and whether it was read
// from the local dockercfg file
func (h *Helper) GetDockerAuth(imageName, authType string) (docker.AuthConfiguration, bool) {
dockercfgPath := getDockercfgFile("")
if pathForAuthType := os.Getenv(authType); len(pathForAuthType) > 0 {
glog.V(3).Infof("%s=%s", authType, pathForAuthType)
dockercfgPath = getDockercfgFile(pathForAuthType)
}
if _, err := os.Stat(dockercfgPath); err != nil {
glog.V(3).Infof("Problem accessing %s: %v", dockercfgPath, err)
return docker.AuthConfiguration{}, false
}
cfg, err := readDockercfg(dockercfgPath)
if err != nil {
glog.Errorf("Reading %s failed: ", dockercfgPath, err)
return docker.AuthConfiguration{}, false
}
keyring := credentialprovider.BasicDockerKeyring{}
keyring.Add(cfg)
authConfs, found := keyring.Lookup(imageName)
if !found || len(authConfs) == 0 {
return docker.AuthConfiguration{}, false
}
glog.V(3).Infof("Using %s user for Docker authentication", authConfs[0].Username)
return authConfs[0], true
}