// LoadFromReader is a convenience function that creates a ConfigFile object from
// a reader
func LoadFromReader(configData io.Reader) (*configfile.ConfigFile, error) {
configFile := configfile.ConfigFile{
AuthConfigs: make(map[string]types.AuthConfig),
}
err := configFile.LoadFromReader(configData)
return &configFile, err
}
// Save it and make sure it shows up in new form
func saveConfigAndValidateNewFormat(t *testing.T, config *configfile.ConfigFile, homeFolder string) string {
if err := config.Save(); err != nil {
t.Fatalf("Failed to save: %q", err)
}
buf, err := ioutil.ReadFile(filepath.Join(homeFolder, ConfigFileName))
if err != nil {
t.Fatal(err)
}
if !strings.Contains(string(buf), `"auths":`) {
t.Fatalf("Should have save in new form: %s", string(buf))
}
return string(buf)
}
// DetectDefaultStore sets the default credentials store
// if the host includes the default store helper program.
func DetectDefaultStore(c *configfile.ConfigFile) {
if c.CredentialsStore != "" {
// user defined
return
}
if defaultCredentialsStore != "" {
if _, err := exec.LookPath(remoteCredentialsPrefix + defaultCredentialsStore); err == nil {
c.CredentialsStore = defaultCredentialsStore
}
}
}
// Load reads the configuration files in the given directory, and sets up
// the auth config information and returns values.
// FIXME: use the internal golang config parser
func Load(configDir string) (*configfile.ConfigFile, error) {
if configDir == "" {
configDir = ConfigDir()
}
configFile := configfile.ConfigFile{
AuthConfigs: make(map[string]types.AuthConfig),
Filename: filepath.Join(configDir, ConfigFileName),
}
// Try happy path first - latest config file
if _, err := os.Stat(configFile.Filename); err == nil {
file, err := os.Open(configFile.Filename)
if err != nil {
return &configFile, fmt.Errorf("%s - %v", configFile.Filename, err)
}
defer file.Close()
err = configFile.LoadFromReader(file)
if err != nil {
err = fmt.Errorf("%s - %v", configFile.Filename, err)
}
return &configFile, err
} else if !os.IsNotExist(err) {
// if file is there but we can't stat it for any reason other
// than it doesn't exist then stop
return &configFile, fmt.Errorf("%s - %v", configFile.Filename, err)
}
// Can't find latest config file so check for the old one
confFile := filepath.Join(homedir.Get(), oldConfigfile)
if _, err := os.Stat(confFile); err != nil {
return &configFile, nil //missing file is not an error
}
file, err := os.Open(confFile)
if err != nil {
return &configFile, fmt.Errorf("%s - %v", confFile, err)
}
defer file.Close()
err = configFile.LegacyLoadFromReader(file)
if err != nil {
return &configFile, fmt.Errorf("%s - %v", confFile, err)
}
if configFile.HTTPHeaders == nil {
configFile.HTTPHeaders = map[string]string{}
}
return &configFile, nil
}