mirror of
https://gitlab.com/psuapp/psu.git
synced 2024-08-30 18:12:34 +00:00
114 lines
3.8 KiB
Go
114 lines
3.8 KiB
Go
package cmd
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import (
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"fmt"
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"os"
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"strings"
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"github.com/greenled/portainer-stack-utils/version"
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"github.com/sirupsen/logrus"
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"github.com/mitchellh/go-homedir"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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var settingsFile string
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// rootCmd represents the base command when called without any subcommands
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var rootCmd = &cobra.Command{
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Use: "psu",
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Short: "A CLI client for Portainer",
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Version: "is set on common/version.CurrentVersion",
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}
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// Execute adds all child commands to the root command and sets flags appropriately.
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// This is called by main.main(). It only needs to happen once to the rootCmd.
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func Execute() {
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if err := rootCmd.Execute(); err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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}
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func init() {
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cobra.OnInitialize(initSettings, initLogger)
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rootCmd.SetVersionTemplate("{{ version }}\n")
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cobra.AddTemplateFunc("version", version.BuildVersionString)
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rootCmd.PersistentFlags().StringVar(&settingsFile, "settings-file", "", "Settings file. (default \"$HOME/.psu.yaml)\"")
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rootCmd.PersistentFlags().StringP("log-level", "v", "info", "Log level. One of trace, debug, info, warning, error, fatal or panic.")
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rootCmd.PersistentFlags().String("log-format", "text", "Log format. One of text or json.")
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rootCmd.PersistentFlags().BoolP("insecure", "i", false, "Skip Portainer SSL certificate verification.")
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rootCmd.PersistentFlags().StringP("url", "l", "", "Portainer url.")
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rootCmd.PersistentFlags().StringP("user", "u", "", "Portainer user.")
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rootCmd.PersistentFlags().StringP("password", "p", "", "Portainer password.")
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rootCmd.PersistentFlags().StringP("auth-token", "A", "", "Portainer auth token.")
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rootCmd.PersistentFlags().DurationP("timeout", "t", 0, "Waiting time before aborting (like 100ms, 30s, 1h20m).")
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viper.BindPFlag("settings-file", rootCmd.PersistentFlags().Lookup("settings-file"))
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viper.BindPFlag("log-level", rootCmd.PersistentFlags().Lookup("log-level"))
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viper.BindPFlag("log-format", rootCmd.PersistentFlags().Lookup("log-format"))
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viper.BindPFlag("insecure", rootCmd.PersistentFlags().Lookup("insecure"))
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viper.BindPFlag("url", rootCmd.PersistentFlags().Lookup("url"))
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viper.BindPFlag("timeout", rootCmd.PersistentFlags().Lookup("timeout"))
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viper.BindPFlag("user", rootCmd.PersistentFlags().Lookup("user"))
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viper.BindPFlag("password", rootCmd.PersistentFlags().Lookup("password"))
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viper.BindPFlag("auth-token", rootCmd.PersistentFlags().Lookup("auth-token"))
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}
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// initSettings reads in setting file and ENV variables if set.
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func initSettings() {
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if settingsFile != "" {
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// Use setting file from the flag.
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viper.SetConfigFile(settingsFile)
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} else {
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// Find home directory.
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home, err := homedir.Dir()
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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// Search settings file in home directory with name ".psu" (without extension).
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viper.AddConfigPath(home)
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viper.SetConfigName(".psu")
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}
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viper.SetEnvPrefix("PSU")
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viper.AutomaticEnv() // read in environment variables that match
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replacer := strings.NewReplacer("-", "_", ".", "_")
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viper.SetEnvKeyReplacer(replacer)
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// If a setting file is found, read it in.
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viper.ReadInConfig()
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}
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func initLogger() {
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logLevelName := viper.GetString("log-level")
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logLevel, err := logrus.ParseLevel(logLevelName)
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if err != nil {
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logrus.WithFields(logrus.Fields{
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"level": logLevelName,
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"implications": `Default "info" level will be used instead`,
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}).Warning("Unknown log level")
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logrus.SetLevel(logrus.InfoLevel)
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}
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logrus.SetLevel(logLevel)
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switch viper.GetString("log-format") {
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case "json":
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logrus.SetFormatter(&logrus.JSONFormatter{})
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case "text":
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logrus.SetFormatter(&logrus.TextFormatter{})
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default:
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logrus.WithFields(logrus.Fields{
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"format": viper.GetString("log-format"),
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"implications": `Default text format will be used instead`,
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}).Warning("Unknown log format")
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logrus.SetFormatter(&logrus.TextFormatter{})
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}
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}
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