git-project-manager/cmd/root.go
2024-12-19 14:55:49 -05:00

148 lines
4.0 KiB
Go

package cmd
import (
"context"
"os"
"os/signal"
"strings"
"github.com/pterm/pterm"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"gitea.libretechconsulting.com/rmcguire/git-project-manager/internal/config"
)
var (
conf config.Config
plog *pterm.Logger
)
var rootCmd = &cobra.Command{
Use: "gitlab-project-manager",
Aliases: []string{"gpm"},
Short: "Find and use GitLab projects locally",
Long: rootCmdLong,
PersistentPreRun: initRootCmd,
}
// Hook traversal is enabled, so this will be run for all
// sub-commands regardless of their registered pre-hooks
func initRootCmd(cmd *cobra.Command, args []string) {
initProjectPath(cmd, args)
}
// Execute adds all child commands to the root command and sets flags appropriately.
// This is called by main.main(). It only needs to happen once to the rootCmd.
func Execute() {
ctx, cncl := signal.NotifyContext(context.Background(), os.Kill, os.Interrupt)
defer cncl()
err := rootCmd.ExecuteContext(ctx)
if err != nil {
pterm.Error.Printfln(pterm.LightYellow("Command failed, " + err.Error()))
os.Exit(1)
}
}
func init() {
cobra.EnableTraverseRunHooks = true
cobra.OnInitialize(initConfig)
// Global flags
rootCmd.PersistentFlags().String(FlagConfig, "",
"config file (default is "+defConfigPath+")")
rootCmd.PersistentFlags().String(FlagPath, "",
"Sets a path for local clones of projects")
rootCmd.PersistentFlags().String(FlagLogLevel, defLogLevel,
"Default log level -- info, warn, error, debug")
rootCmd.PersistentFlags().StringSlice(FlagRemote, []string{},
"Specify remotes by host for any sub-command. Provide multiple times or comma delimited.")
// Flag autocompletion
rootCmd.RegisterFlagCompletionFunc(FlagLogLevel, validLogLevelsFunc)
rootCmd.RegisterFlagCompletionFunc(FlagRemote, validRemotesFunc)
viper.BindPFlags(rootCmd.PersistentFlags())
}
// initConfig reads in config file and ENV variables if set.
func initConfig() {
cfgFile := viper.GetString(FlagConfig)
if cfgFile != "" {
// Use config file from the flag.
viper.SetConfigFile(cfgFile)
} else {
// Find home directory.
home, err := os.UserHomeDir()
cobra.CheckErr(err)
// Search config in home directory with name ".gitlab-project-manager" (without extension).
viper.AddConfigPath(home + "/.config")
viper.SetConfigType("yaml")
viper.SetConfigName("gitlab-project-manager")
}
viper.AutomaticEnv()
viper.ReadInConfig()
// Configure pretty logger
plog = pterm.DefaultLogger.
WithLevel(getPtermLogLevel(viper.GetString(FlagLogLevel))).
WithWriter(os.Stderr)
if plog.Level == pterm.LogLevelDebug {
pterm.EnableDebugMessages()
}
// Load into struct to not be so darn pythonic, retrieving
// settings by untyped string "name"
if err := viper.Unmarshal(&conf); err != nil {
plog.Error("Failed loading config", plog.Args("err", err))
}
if len(os.Args) > 0 && strings.HasPrefix(os.Args[1], "conf") {
plog.Debug("Permitting missing config for config sub-command")
return
} else if conf.ProjectPath == "" {
plog.Fatal("Minimal configuration missing, must have projectPath", plog.Args(
"do",
"Try running `gitlab-project-manager config default > "+defConfigPath,
))
}
checkConfigPerms(viper.ConfigFileUsed()) // Abort on world-readable config
plog.Debug("Configuration loaded", plog.Args("conf", conf))
}
func getPtermLogLevel(level string) pterm.LogLevel {
var pLevel pterm.LogLevel
switch strings.ToLower(level) {
case "error":
pLevel = pterm.LogLevelError
case "warn":
pLevel = pterm.LogLevelWarn
case "info":
pLevel = pterm.LogLevelInfo
case "debug":
pLevel = pterm.LogLevelDebug
default:
pLevel = pterm.LogLevelInfo
}
return pLevel
}
// Don't allow world-readable configuration
func checkConfigPerms(file string) {
stat, err := os.Stat(file)
if err != nil {
plog.Error("Failure reading configuration", plog.Args("err", err))
return
}
if stat.Mode().Perm()&0o004 == 0o004 {
plog.Error("Configuration is world-readable. Recomment 0400.",
plog.Args("mode", stat.Mode().String()))
os.Exit(1)
}
}