make pprof bind address configurable

6 files changed, 37 insertions, 39 deletions

diff --git a/cmd/dcat/main.go b/cmd/dcat/main.go
index 5e35d6f..5fd22ea 100644
--- a/cmd/dcat/main.go
+++ b/cmd/dcat/main.go
@@ -3,7 +3,6 @@ package main
 import (
 	"context"
 	"flag"
-	"fmt"
 	"os"
 	"sync"
 
@@ -24,7 +23,7 @@ import (
 func main() {
 	var args config.Args
 	var displayVersion bool
-	var pprof int
+	var pprof string
 
 	userName := user.Name()
 
@@ -36,7 +35,6 @@ func main() {
 	flag.IntVar(&args.ConnectionsPerCPU, "cpc", config.DefaultConnectionsPerCPU,
 		"How many connections established per CPU core concurrently")
 	flag.IntVar(&args.SSHPort, "port", config.DefaultSSHPort, "SSH server port")
-	flag.IntVar(&pprof, "pprof", -1, "Start PProf server this port")
 	flag.StringVar(&args.ConfigFile, "cfg", "", "Config file path")
 	flag.StringVar(&args.Discovery, "discovery", "", "Server discovery method")
 	flag.StringVar(&args.LogDir, "logDir", "~/log", "Log dir")
@@ -46,6 +44,7 @@ func main() {
 	flag.StringVar(&args.ServersStr, "servers", "", "Remote servers to connect")
 	flag.StringVar(&args.UserName, "user", userName, "Your system user name")
 	flag.StringVar(&args.What, "files", "", "File(s) to read")
+	flag.StringVar(&pprof, "pprof", "", "Start PProf server this address")
 
 	flag.Parse()
 	config.Setup(source.Client, &args, flag.Args())
@@ -59,11 +58,9 @@ func main() {
 	wg.Add(1)
 	dlog.Start(ctx, &wg, source.Client)
 
-	if pprof > -1 {
-		// For debugging purposes only
-		pprofArgs := fmt.Sprintf("0.0.0.0:%d", pprof)
-		go http.ListenAndServe(pprofArgs, nil)
-		dlog.Client.Info("Started PProf", pprofArgs)
+	if pprof != "" {
+		go http.ListenAndServe(pprof, nil)
+		dlog.Client.Info("Started PProf", pprof)
 	}
 
 	client, err := clients.NewCatClient(args)
diff --git a/cmd/dgrep/main.go b/cmd/dgrep/main.go
index 602d318..02b2463 100644
--- a/cmd/dgrep/main.go
+++ b/cmd/dgrep/main.go
@@ -3,7 +3,6 @@ package main
 import (
 	"context"
 	"flag"
-	"fmt"
 	"os"
 	"sync"
 
@@ -25,7 +24,7 @@ func main() {
 	var args config.Args
 	var displayVersion bool
 	var grep string
-	var pprof int
+	var pprof string
 	userName := user.Name()
 
 	flag.BoolVar(&args.NoColor, "noColor", false, "Disable ANSII terminal colors")
@@ -40,7 +39,6 @@ func main() {
 	flag.IntVar(&args.LContext.BeforeContext, "before", 0, "Print lines of leading context before matching lines")
 	flag.IntVar(&args.LContext.MaxCount, "max", 0, "Stop reading file after NUM matching lines")
 	flag.IntVar(&args.SSHPort, "port", config.DefaultSSHPort, "SSH server port")
-	flag.IntVar(&pprof, "pprof", -1, "Start PProf server this port")
 	flag.StringVar(&args.ConfigFile, "cfg", "", "Config file path")
 	flag.StringVar(&args.Discovery, "discovery", "", "Server discovery method")
 	flag.StringVar(&args.LogDir, "logDir", "~/log", "Log dir")
@@ -52,6 +50,7 @@ func main() {
 	flag.StringVar(&args.UserName, "user", userName, "Your system user name")
 	flag.StringVar(&args.What, "files", "", "File(s) to read")
 	flag.StringVar(&grep, "grep", "", "Alias for -regex")
+	flag.StringVar(&pprof, "pprof", "", "Start PProf server this address")
 
 	flag.Parse()
 	config.Setup(source.Client, &args, flag.Args())
@@ -69,11 +68,9 @@ func main() {
 		args.RegexStr = grep
 	}
 
-	if pprof > -1 {
-		// For debugging purposes only
-		pprofArgs := fmt.Sprintf("0.0.0.0:%d", pprof)
-		go http.ListenAndServe(pprofArgs, nil)
-		dlog.Client.Info("Started PProf", pprofArgs)
+	if pprof != "" {
+		go http.ListenAndServe(pprof, nil)
+		dlog.Client.Info("Started PProf", pprof)
 	}
 
 	client, err := clients.NewGrepClient(args)
diff --git a/cmd/dmap/main.go b/cmd/dmap/main.go
index 7591c6c..2c941f3 100644
--- a/cmd/dmap/main.go
+++ b/cmd/dmap/main.go
@@ -6,6 +6,10 @@ import (
 	"os"
 	"sync"
 
+	"net/http"
+	_ "net/http"
+	_ "net/http/pprof"
+
 	"github.com/mimecast/dtail/internal/clients"
 	"github.com/mimecast/dtail/internal/config"
 	"github.com/mimecast/dtail/internal/io/dlog"
@@ -19,6 +23,8 @@ import (
 // The evil begins here.
 func main() {
 	var displayVersion bool
+	var pprof string
+
 	args := config.Args{
 		Mode: omode.MapClient,
 	}
@@ -43,6 +49,7 @@ func main() {
 	flag.StringVar(&args.ServersStr, "servers", "", "Remote servers to connect")
 	flag.StringVar(&args.UserName, "user", userName, "Your system user name")
 	flag.StringVar(&args.What, "files", "", "File(s) to read")
+	flag.StringVar(&pprof, "pprof", "", "Start PProf server this address")
 
 	flag.Parse()
 	config.Setup(source.Client, &args, flag.Args())
@@ -56,6 +63,11 @@ func main() {
 	wg.Add(1)
 	dlog.Start(ctx, &wg, source.Client)
 
+	if pprof != "" {
+		go http.ListenAndServe(pprof, nil)
+		dlog.Client.Info("Started PProf", pprof)
+	}
+
 	client, err := clients.NewMaprClient(args, clients.DefaultMode)
 	if err != nil {
 		dlog.Client.FatalPanic(err)
diff --git a/cmd/dserver/main.go b/cmd/dserver/main.go
index 81e04e9..24143eb 100644
--- a/cmd/dserver/main.go
+++ b/cmd/dserver/main.go
@@ -3,7 +3,6 @@ package main
 import (
 	"context"
 	"flag"
-	"fmt"
 	"net/http"
 	_ "net/http"
 	_ "net/http/pprof"
@@ -26,7 +25,7 @@ func main() {
 	var args config.Args
 	var color bool
 	var displayVersion bool
-	var pprof int
+	var pprof string
 	var shutdownAfter int
 
 	user.NoRootCheck()
@@ -36,13 +35,13 @@ func main() {
 		"Enable relaxced SSH auth mode (don't use in production!)")
 	flag.BoolVar(&displayVersion, "version", false, "Display version")
 	flag.IntVar(&args.SSHPort, "port", config.DefaultSSHPort, "SSH server port")
-	flag.IntVar(&pprof, "pprof", -1, "Start PProf server this port")
 	flag.IntVar(&shutdownAfter, "shutdownAfter", 0, "Shutdown after so many seconds")
 	flag.StringVar(&args.ConfigFile, "cfg", "", "Config file path")
 	flag.StringVar(&args.LogDir, "logDir", "", "Log dir")
 	flag.StringVar(&args.LogLevel, "logLevel", config.DefaultLogLevel, "Log level")
 	flag.StringVar(&args.Logger, "logger", config.DefaultServerLogger, "Logger name")
 	flag.StringVar(&args.SSHBindAddress, "bindAddress", "", "The SSH bind address")
+	flag.StringVar(&pprof, "pprof", "", "Start PProf server this address")
 
 	flag.Parse()
 	args.NoColor = !color
@@ -77,11 +76,9 @@ func main() {
 		dlog.Server.Fatal("SSH relaxed-auth mode enabled")
 	}
 
-	if pprof > -1 {
-		// Start of pprof server for development purposes only.
-		pprofArgs := fmt.Sprintf("0.0.0.0:%d", pprof)
-		dlog.Server.Info("Starting PProf", pprofArgs)
-		go http.ListenAndServe(pprofArgs, nil)
+	if pprof != "" {
+		dlog.Server.Info("Starting PProf", pprof)
+		go http.ListenAndServe(pprof, nil)
 	}
 
 	serv := server.New()
diff --git a/cmd/dtail/main.go b/cmd/dtail/main.go
index 54800b6..ff0cea9 100644
--- a/cmd/dtail/main.go
+++ b/cmd/dtail/main.go
@@ -30,7 +30,7 @@ func main() {
 	var displayWideColorTable bool
 	var displayVersion bool
 	var grep string
-	var pprof int
+	var pprof string
 	var shutdownAfter int
 
 	userName := user.Name()
@@ -51,7 +51,6 @@ func main() {
 	flag.IntVar(&args.LContext.MaxCount, "max", 0, "Stop reading file after NUM matching lines")
 	flag.IntVar(&args.SSHPort, "port", config.DefaultSSHPort, "SSH server port")
 	flag.IntVar(&args.Timeout, "timeout", 0, "Max time dtail server will collect data until disconnection")
-	flag.IntVar(&pprof, "pprof", -1, "Start PProf server this port")
 	flag.IntVar(&shutdownAfter, "shutdownAfter", 3600*24, "Shutdown after so many seconds")
 	flag.StringVar(&args.ConfigFile, "cfg", "", "Config file path")
 	flag.StringVar(&args.Discovery, "discovery", "", "Server discovery method")
@@ -65,6 +64,7 @@ func main() {
 	flag.StringVar(&args.UserName, "user", userName, "Your system user name")
 	flag.StringVar(&args.What, "files", "", "File(s) to read")
 	flag.StringVar(&grep, "grep", "", "Alias for -regex")
+	flag.StringVar(&pprof, "pprof", "", "Start PProf server this address")
 
 	flag.Parse()
 	if grep != "" {
@@ -101,11 +101,9 @@ func main() {
 		os.Exit(1)
 	}
 
-	if pprof > -1 {
-		// For debugging purposes only
-		pprofArgs := fmt.Sprintf("0.0.0.0:%d", pprof)
-		go http.ListenAndServe(pprofArgs, nil)
-		dlog.Client.Info("Started PProf", pprofArgs)
+	if pprof != "" {
+		go http.ListenAndServe(pprof, nil)
+		dlog.Client.Info("Started PProf", pprof)
 	}
 
 	var client clients.Client
diff --git a/cmd/dtailhealth/main.go b/cmd/dtailhealth/main.go
index ec97d3a..326c43a 100644
--- a/cmd/dtailhealth/main.go
+++ b/cmd/dtailhealth/main.go
@@ -3,7 +3,6 @@ package main
 import (
 	"context"
 	"flag"
-	"fmt"
 	"os"
 	"sync"
 
@@ -23,13 +22,13 @@ import (
 func main() {
 	var args config.Args
 	var displayVersion bool
-	var pprof int
+	var pprof string
 
 	flag.BoolVar(&displayVersion, "version", false, "Display version")
-	flag.IntVar(&pprof, "pprof", -1, "Start PProf server this port")
 	flag.StringVar(&args.Logger, "logger", config.DefaultHealthCheckLogger, "Logger name")
 	flag.StringVar(&args.LogLevel, "logLevel", "none", "Log level")
 	flag.StringVar(&args.ServersStr, "server", "", "Remote server to connect")
+	flag.StringVar(&pprof, "pprof", "", "Start PProf server this address")
 	flag.Parse()
 
 	if displayVersion {
@@ -44,11 +43,9 @@ func main() {
 	wg.Add(1)
 	dlog.Start(ctx, &wg, source.HealthCheck)
 
-	if pprof > -1 {
-		// For debugging purposes only
-		pprofArgs := fmt.Sprintf("0.0.0.0:%d", pprof)
-		go http.ListenAndServe(pprofArgs, nil)
-		dlog.Client.Info("Started PProf", pprofArgs)
+	if pprof != "" {
+		go http.ListenAndServe(pprof, nil)
+		dlog.Client.Info("Started PProf", pprof)
 	}
 
 	healthClient, _ := clients.NewHealthClient(args)