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cmd/litebastion: add --log-level flag #48

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cmd/litebastion: add --log-level flag #48

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2 changes: 2 additions & 0 deletions cmd/litebastion/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,8 @@ acceptable client/witness key hashes.
path to TLS certificate
-tls-key string
path to TLS private key
-log-level string
minimum severity level to log (default "info")

Since litebastion needs to operate at a lower level than HTTPS on the witness
side, it can't be behind a reverse proxy, and needs to configure its own TLS
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7 changes: 6 additions & 1 deletion cmd/litebastion/litebastion.go
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Expand Up @@ -46,15 +46,20 @@ var autocertEmail = flag.String("email", "", "")
var allowedBackendsFile = flag.String("backends", "", "file of accepted key hashes, one per line, reloaded on SIGHUP")
var homeRedirect = flag.String("home-redirect", "", "redirect / to this URL")
var obscurityFlag = flag.Bool("obscurity", false, "enable obscurity mode (disable / and /logz endpoints)")
var logLevel = flag.String("log-level", "info", "log level (debug, info, warn, error)")

type keyHash [sha256.Size]byte

func main() {
flag.Parse()

var level slog.Level
if err := level.UnmarshalText([]byte(*logLevel)); err != nil {
logFatal("unknown log level, must be one of 'debug', 'info', 'warn', or 'error'")
}
console := slogconsole.New(nil)
console.SetFilter(slogconsole.IPAddressFilter)
h := slog.NewTextHandler(os.Stderr, nil)
h := slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: level})
slog.SetDefault(slog.New(slogconsole.MultiHandler(h, console)))

http2.VerboseLogs = true // will go to DEBUG due to SetLogLoggerLevel
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