func findAuthOpts(c *cli.Context, have map[string]commandoptions.Cred, want map[string]string) error {
// use command-line options if available
commandoptions.CLIopts(c, have, want)
// are there any unset auth variables?
if len(want) != 0 {
// if so, look in config file
err := commandoptions.ConfigFile(c, have, want)
if err != nil {
return err
}
// still unset auth variables?
if len(want) != 0 {
// if so, look in environment variables
envvars(have, want)
}
}
return nil
}
func (ctx *Context) handleGlobalOptions() error {
defaultSection, err := commandoptions.ProfileSection("")
if err != nil {
return err
}
defaultKeysHash := map[string]string{}
if defaultSection != nil {
defaultKeysHash = defaultSection.KeysHash()
}
have := make(map[string]commandoptions.Cred)
want := map[string]string{
"output": "",
"no-cache": "",
"no-header": "",
"log": "",
}
// use command-line options if available
commandoptions.CLIopts(ctx.CLIContext, have, want)
// are there any unset auth variables?
if len(want) != 0 {
// if so, look in config file
err := commandoptions.ConfigFile(ctx.CLIContext, have, want)
if err != nil {
return err
}
}
var outputFormat string
if ctx.CLIContext.IsSet("output") {
outputFormat = ctx.CLIContext.String("output")
} else if value, ok := defaultKeysHash["output"]; ok && value != "" {
outputFormat = value
} else {
have["output"] = commandoptions.Cred{
Value: "table",
From: "default value",
}
outputFormat = "table"
}
switch outputFormat {
case "json", "csv", "table":
ctx.GlobalOptions.output = outputFormat
default:
return fmt.Errorf("Invalid value for `output` flag: '%s'. Options are: json, csv, table.", outputFormat)
}
if ctx.CLIContext.IsSet("no-header") {
ctx.GlobalOptions.noHeader = true
} else if value, ok := defaultKeysHash["no-header"]; ok && value != "" {
ctx.GlobalOptions.noHeader = true
}
if ctx.CLIContext.IsSet("no-cache") {
ctx.GlobalOptions.noCache = true
} else if value, ok := defaultKeysHash["no-cache"]; ok && value != "" {
ctx.GlobalOptions.noCache = true
}
var logLevel string
if ctx.CLIContext.IsSet("log") {
logLevel = ctx.CLIContext.String("log")
} else if value, ok := defaultKeysHash["log"]; ok && value != "" {
logLevel = value
}
var level logrus.Level
if logLevel != "" {
switch strings.ToLower(logLevel) {
case "debug":
level = logrus.DebugLevel
case "info":
level = logrus.InfoLevel
default:
return fmt.Errorf("Invalid value for `log` flag: %s. Valid options are: debug, info", logLevel)
}
}
ctx.logger = &logrus.Logger{
Out: ctx.CLIContext.App.Writer,
Formatter: &logrus.TextFormatter{},
Level: level,
}
haveString := ""
for k, v := range have {
haveString += fmt.Sprintf("%s: %s (from %s)\n", k, v.Value, v.From)
}
ctx.logger.Infof("Global Options:\n%s\n", haveString)
return nil
}