cloudflare/cloudflared
Publicmirrored from https://github.com/cloudflare/cloudflaredAvailable
cmd/cloudflared/cliutil/handler.go
50lines · modecode
| 1 | package cliutil |
| 2 | |
| 3 | import ( |
| 4 | "github.com/urfave/cli/v2" |
| 5 | "github.com/urfave/cli/v2/altsrc" |
| 6 | |
| 7 | "github.com/cloudflare/cloudflared/config" |
| 8 | "github.com/cloudflare/cloudflared/logger" |
| 9 | ) |
| 10 | |
| 11 | func Action(actionFunc cli.ActionFunc) cli.ActionFunc { |
| 12 | return WithErrorHandler(actionFunc) |
| 13 | } |
| 14 | |
| 15 | func ConfiguredAction(actionFunc cli.ActionFunc) cli.ActionFunc { |
| 16 | // Adapt actionFunc to the type signature required by ConfiguredActionWithWarnings |
| 17 | f := func(context *cli.Context, _ string) error { |
| 18 | return actionFunc(context) |
| 19 | } |
| 20 | |
| 21 | return ConfiguredActionWithWarnings(f) |
| 22 | } |
| 23 | |
| 24 | // Just like ConfiguredAction, but accepts a second parameter with configuration warnings. |
| 25 | func ConfiguredActionWithWarnings(actionFunc func(*cli.Context, string) error) cli.ActionFunc { |
| 26 | return WithErrorHandler(func(c *cli.Context) error { |
| 27 | warnings, err := setFlagsFromConfigFile(c) |
| 28 | if err != nil { |
| 29 | return err |
| 30 | } |
| 31 | return actionFunc(c, warnings) |
| 32 | }) |
| 33 | } |
| 34 | |
| 35 | func setFlagsFromConfigFile(c *cli.Context) (configWarnings string, err error) { |
| 36 | const errorExitCode = 1 |
| 37 | log := logger.CreateLoggerFromContext(c, logger.EnableTerminalLog) |
| 38 | inputSource, warnings, err := config.ReadConfigFile(c, log) |
| 39 | if err != nil { |
| 40 | if err == config.ErrNoConfigFile { |
| 41 | return "", nil |
| 42 | } |
| 43 | return "", cli.Exit(err, errorExitCode) |
| 44 | } |
| 45 | |
| 46 | if err := altsrc.ApplyInputSource(c, inputSource); err != nil { |
| 47 | return "", cli.Exit(err, errorExitCode) |
| 48 | } |
| 49 | return warnings, nil |
| 50 | } |
| 51 | |