From 3750d835a1697f6784c727074cc959dda33cdcf3 Mon Sep 17 00:00:00 2001
From: Felix Lange <fjl@twurst.com>
Date: Tue, 26 Jan 2016 14:39:21 +0100
Subject: internal/debug: APIs for profiling and tracing

The debug package provides an RPC wrapper for glog settings and the
debugging facilities of the Go runtime. They can be triggered through
both command line flags and the IPC listener.
---
 cmd/utils/flags.go | 60 ++++++------------------------------------------------
 1 file changed, 6 insertions(+), 54 deletions(-)

(limited to 'cmd/utils/flags.go')

diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index 9199432d8..1e3e58e51 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -18,20 +18,17 @@ package utils
 
 import (
 	"crypto/ecdsa"
+	"errors"
 	"fmt"
 	"io/ioutil"
-	"log"
 	"math"
 	"math/big"
-	"net/http"
 	"os"
 	"path/filepath"
 	"runtime"
 	"strconv"
 	"strings"
 
-	"errors"
-
 	"github.com/codegangsta/cli"
 	"github.com/ethereum/ethash"
 	"github.com/ethereum/go-ethereum/accounts"
@@ -223,35 +220,6 @@ var (
 	}
 
 	// logging and debug settings
-	VerbosityFlag = cli.IntFlag{
-		Name:  "verbosity",
-		Usage: "Logging verbosity: 0-6 (0=silent, 1=error, 2=warn, 3=info, 4=core, 5=debug, 6=debug detail)",
-		Value: int(logger.InfoLevel),
-	}
-	LogFileFlag = cli.StringFlag{
-		Name:  "logfile",
-		Usage: "Log output file within the data dir (default = no log file generated)",
-		Value: "",
-	}
-	LogVModuleFlag = cli.GenericFlag{
-		Name:  "vmodule",
-		Usage: "Per-module verbosity: comma-separated list of <module>=<level>, where <module> is file literal or a glog pattern",
-		Value: glog.GetVModule(),
-	}
-	BacktraceAtFlag = cli.GenericFlag{
-		Name:  "backtrace",
-		Usage: "Request a stack trace at a specific logging statement (e.g. \"block.go:271\")",
-		Value: glog.GetTraceLocation(),
-	}
-	PProfEanbledFlag = cli.BoolFlag{
-		Name:  "pprof",
-		Usage: "Enable the profiling server on localhost",
-	}
-	PProfPortFlag = cli.IntFlag{
-		Name:  "pprofport",
-		Usage: "Profile server listening port",
-		Value: 6060,
-	}
 	MetricsEnabledFlag = cli.BoolFlag{
 		Name:  metrics.MetricsEnabledFlag,
 		Usage: "Enable metrics collection and reporting",
@@ -297,7 +265,7 @@ var (
 		Value: DirectoryString{common.DefaultIpcPath()},
 	}
 	WSEnabledFlag = cli.BoolFlag{
-		Name: "ws",
+		Name:  "ws",
 		Usage: "Enable the WS-RPC server",
 	}
 	WSListenAddrFlag = cli.StringFlag{
@@ -324,6 +292,7 @@ var (
 		Name:  "exec",
 		Usage: "Execute JavaScript statement (only in combination with console/attach)",
 	}
+
 	// Network Settings
 	MaxPeersFlag = cli.IntFlag{
 		Name:  "maxpeers",
@@ -714,19 +683,6 @@ func MakeSystemNode(name, version string, extra []byte, ctx *cli.Context) *node.
 	return stack
 }
 
-// SetupLogger configures glog from the logging-related command line flags.
-func SetupLogger(ctx *cli.Context) {
-	glog.SetV(ctx.GlobalInt(VerbosityFlag.Name))
-	glog.CopyStandardLogTo("INFO")
-	glog.SetToStderr(true)
-	if ctx.GlobalIsSet(LogFileFlag.Name) {
-		logger.New("", ctx.GlobalString(LogFileFlag.Name), ctx.GlobalInt(VerbosityFlag.Name))
-	}
-	if ctx.GlobalIsSet(VMDebugFlag.Name) {
-		vm.Debug = ctx.GlobalBool(VMDebugFlag.Name)
-	}
-}
-
 // SetupNetwork configures the system for either the main net or some test network.
 func SetupNetwork(ctx *cli.Context) {
 	switch {
@@ -746,6 +702,9 @@ func SetupVM(ctx *cli.Context) {
 	vm.EnableJit = ctx.GlobalBool(VMEnableJitFlag.Name)
 	vm.ForceJit = ctx.GlobalBool(VMForceJitFlag.Name)
 	vm.SetJITCacheSize(ctx.GlobalInt(VMJitCacheFlag.Name))
+	if ctx.GlobalIsSet(VMDebugFlag.Name) {
+		vm.Debug = ctx.GlobalBool(VMDebugFlag.Name)
+	}
 }
 
 // MakeChain creates a chain manager from set command line flags.
@@ -873,10 +832,3 @@ func StartWS(stack *node.Node, ctx *cli.Context) error {
 	glog.V(logger.Error).Infof("Unable to start RPC-WS interface, could not find admin API")
 	return errors.New("Unable to start RPC-WS interface")
 }
-
-func StartPProf(ctx *cli.Context) {
-	address := fmt.Sprintf("localhost:%d", ctx.GlobalInt(PProfPortFlag.Name))
-	go func() {
-		log.Println(http.ListenAndServe(address, nil))
-	}()
-}
-- 
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