cmd/faraday: remove unnecessary logging

We only want to set up logging in one place so we print directly to
stderr on startup error, the same way we do in all other projects.

cmd/faraday/log.go

@@ -1,36 +0,0 @@
-package main
-
-import (
-	"github.com/btcsuite/btclog"
-	"github.com/lightningnetwork/lnd/build"
-
-	"github.com/lightninglabs/faraday"
-)
-
-var (
-	logWriter = build.NewRotatingLogWriter()
-	log       = build.NewSubLogger("GVNR", logWriter.GenSubLogger)
-)
-
-func init() {
-	setSubLogger("GVNR", log, nil)
-	addSubLogger(faraday.Subsystem, faraday.UseLogger)
-}
-
-// addSubLogger is a helper method to conveniently create and register the
-// logger of a sub system.
-func addSubLogger(subsystem string, useLogger func(btclog.Logger)) {
-	logger := build.NewSubLogger(subsystem, logWriter.GenSubLogger)
-	setSubLogger(subsystem, logger, useLogger)
-}
-
-// setSubLogger is a helper method to conveniently register the logger of a sub
-// system.
-func setSubLogger(subsystem string, logger btclog.Logger,
-	useLogger func(btclog.Logger)) {
-
-	logWriter.RegisterSubLogger(subsystem, logger)
-	if useLogger != nil {
-		useLogger(logger)
-	}
-}

cmd/faraday/main.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"fmt"
 	"os"
 
 	"github.com/lightninglabs/faraday"
@@ -10,7 +11,7 @@ import (
 // properly executed if os.Exit() is called.
 func main() {
 	if err := faraday.Main(); err != nil {
-		log.Infof("Error starting faraday: %v", err)
+		_, _ = fmt.Fprintf(os.Stderr, "Error starting faraday: %v", err)
 	}
 
 	os.Exit(1)