package cliutil import ( "github.com/urfave/cli/v2" "github.com/urfave/cli/v2/altsrc" "github.com/cloudflare/cloudflared/config" "github.com/cloudflare/cloudflared/logger" ) func Action(actionFunc cli.ActionFunc) cli.ActionFunc { return WithErrorHandler(actionFunc) } func ConfiguredAction(actionFunc cli.ActionFunc) cli.ActionFunc { return WithErrorHandler(func(c *cli.Context) error { if err := setFlagsFromConfigFile(c); err != nil { return err } return actionFunc(c) }) } func setFlagsFromConfigFile(c *cli.Context) error { const errorExitCode = 1 log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog) inputSource, err := config.ReadConfigFile(c, log) if err != nil { if err == config.ErrNoConfigFile { return nil } return cli.Exit(err, errorExitCode) } if err := applyConfig(c, inputSource); err != nil { return cli.Exit(err, errorExitCode) } return nil } func applyConfig(c *cli.Context, inputSource altsrc.InputSourceContext) error { for _, context := range c.Lineage() { if context.Command == nil { // we've reached the placeholder root context not associated with the app break } targetFlags := context.Command.Flags if context.Command.Name == "" { // commands that define child subcommands are executed as if they were an app targetFlags = context.App.Flags } if err := altsrc.ApplyInputSourceValues(context, inputSource, targetFlags); err != nil { return err } } return nil }