package internal import ( "fmt" "path" "strings" "sync" "github.com/cupcakearmy/autorestic/internal/colors" "github.com/mitchellh/go-homedir" "github.com/spf13/cobra" "github.com/spf13/viper" ) const VERSION = "1.0.5" var CI bool = false var VERBOSE bool = false type Config struct { Locations map[string]Location `yaml:"locations"` Backends map[string]Backend `yaml:"backends"` } var once sync.Once var config *Config func GetConfig() *Config { if config == nil { once.Do(func() { if err := viper.ReadInConfig(); err == nil { colors.Faint.Println("Using config file:", viper.ConfigFileUsed()) } else { return } config = &Config{} if err := viper.UnmarshalExact(config); err != nil { panic(err) } }) } return config } func GetPathRelativeToConfig(p string) (string, error) { if path.IsAbs(p) { return p, nil } else if strings.HasPrefix(p, "~") { home, err := homedir.Dir() return path.Join(home, strings.TrimPrefix(p, "~")), err } else { return path.Join(path.Dir(viper.ConfigFileUsed()), p), nil } } func (c *Config) Describe() { // Locations for name, l := range c.Locations { var tmp string colors.PrimaryPrint(`Location: "%s"`, name) colors.PrintDescription("From", l.From) tmp = "" for _, to := range l.To { tmp += fmt.Sprintf("\t%s %s\n", colors.Success.Sprint("→"), to) } colors.PrintDescription("To", tmp) if l.Cron != "" { colors.PrintDescription("Cron", l.Cron) } after, before := len(l.Hooks.After), len(l.Hooks.Before) if after+before > 0 { tmp = "" if before > 0 { tmp += "\tBefore" for _, cmd := range l.Hooks.Before { tmp += colors.Faint.Sprintf("\n\t ▶ %s", cmd) } } if after > 0 { tmp += "\n\tAfter" for _, cmd := range l.Hooks.After { tmp += colors.Faint.Sprintf("\n\t ▶ %s", cmd) } } colors.PrintDescription("Hooks", tmp) } if len(l.Options) > 0 { tmp = "" for t, options := range l.Options { tmp += "\n\t" + t for option, values := range options { for _, value := range values { tmp += colors.Faint.Sprintf("\n\t ✧ --%s=%s", option, value) } } } colors.PrintDescription("Options", tmp) } } // Backends for name, b := range c.Backends { colors.PrimaryPrint("Backend: \"%s\"", name) colors.PrintDescription("Type", b.Type) colors.PrintDescription("Path", b.Path) if len(b.Env) > 0 { tmp := "" for option, value := range b.Env { tmp += fmt.Sprintf("\n\t%s %s %s", colors.Success.Sprint("✧"), strings.ToUpper(option), colors.Faint.Sprint(value)) } colors.PrintDescription("Env", tmp) } } } func CheckConfig() error { c := GetConfig() if c == nil { return fmt.Errorf("config could not be loaded/found") } if !CheckIfResticIsCallable() { return fmt.Errorf(`restic was not found. Install either with "autorestic install" or manually`) } for name, backend := range c.Backends { backend.name = name if err := backend.validate(); err != nil { return err } } for name, location := range c.Locations { location.name = name if err := location.validate(c); err != nil { return err } } return nil } func GetAllOrSelected(cmd *cobra.Command, backends bool) ([]string, error) { var list []string if backends { for name := range config.Backends { list = append(list, name) } } else { for name := range config.Locations { list = append(list, name) } } all, _ := cmd.Flags().GetBool("all") if all { return list, nil } var selected []string if backends { selected, _ = cmd.Flags().GetStringSlice("backend") } else { selected, _ = cmd.Flags().GetStringSlice("location") } for _, s := range selected { found := false for _, l := range list { if l == s { found = true break } } if !found { if backends { return nil, fmt.Errorf("invalid backend \"%s\"", s) } else { return nil, fmt.Errorf("invalid location \"%s\"", s) } } } if len(selected) == 0 { return selected, fmt.Errorf("nothing selected, aborting") } return selected, nil } func AddFlagsToCommand(cmd *cobra.Command, backend bool) { cmd.PersistentFlags().BoolP("all", "a", false, "Backup all locations") if backend { cmd.PersistentFlags().StringSliceP("backend", "b", []string{}, "backends") } else { cmd.PersistentFlags().StringSliceP("location", "l", []string{}, "Locations") } } func (c *Config) SaveConfig() error { file := viper.ConfigFileUsed() if err := CopyFile(file, file+".old"); err != nil { return err } colors.Secondary.Println("Saved a backup copy of your file next the the original.") viper.Set("backends", c.Backends) viper.Set("locations", c.Locations) return viper.WriteConfig() }