remove mutex and add lockfree algorithm (#7)

Author: Yusuke Kato

Makefile

@@ -1,6 +1,6 @@
 GO_VERSION:=$(shell go version)
 
-.PHONY: bench profile
+.PHONY: bench profile clean test
 
 all: install
 
@@ -10,15 +10,26 @@ bench:
 profile:
 	mkdir bench
 	go test -count=10 -run=NONE -bench . -benchmem -o pprof/test.bin -cpuprofile pprof/cpu.out -memprofile pprof/mem.out
-	go tool pprof --svg pprof/test.bin pprof/mem.out > mem.svg
-	go tool pprof --svg pprof/test.bin pprof/cpu.out > cpu.svg
+	go tool pprof --svg pprof/test.bin pprof/mem.out > bench/mem.svg
+	go tool pprof --svg pprof/test.bin pprof/cpu.out > bench/cpu.svg
 	rm -rf pprof
+	mkdir pprof
 	go test -count=10 -run=NONE -bench=BenchmarkGlg -benchmem -o pprof/test.bin -cpuprofile pprof/cpu-glg.out -memprofile pprof/mem-glg.out
-	go tool pprof --svg pprof/test.bin pprof/cpu-glg.out > cpu-glg.svg
-	go tool pprof --svg pprof/test.bin pprof/mem-glg.out > mem-glg.svg
+	go tool pprof --svg pprof/test.bin pprof/cpu-glg.out > bench/cpu-glg.svg
+	go tool pprof --svg pprof/test.bin pprof/mem-glg.out > bench/mem-glg.svg
 	rm -rf pprof
+	mkdir pprof
 	go test -count=10 -run=NONE -bench=BenchmarkDefaultLog -benchmem -o pprof/test.bin -cpuprofile pprof/cpu-def.out -memprofile pprof/mem-def.out
-	go tool pprof --svg pprof/test.bin pprof/mem-def.out > mem-def.svg
-	go tool pprof --svg pprof/test.bin pprof/cpu-def.out > cpu-def.svg
+	go tool pprof --svg pprof/test.bin pprof/mem-def.out > bench/mem-def.svg
+	go tool pprof --svg pprof/test.bin pprof/cpu-def.out > bench/cpu-def.svg
 	rm -rf pprof
-	mv ./*.svg bench/
+
+clean:
+	rm -rf bench
+	rm -rf pprof
+	rm -rf ./*.svg
+	rm -rf ./*.log
+
+test:
+	go test --race ./...
+

circle.yml

@@ -6,7 +6,7 @@ machine:
     PATH: "${GOPATH}/bin:${PATH}"
     BUILD_PATH: "${GOPATH}/src/github.com/${CIRCLE_PROJECT_USERNAME}/${CIRCLE_PROJECT_REPONAME}"
     GO15VENDOREXPERIMENT: 1
-    GODIST: "go1.8.3.linux-amd64.tar.gz"
+    GODIST: "go1.10.2.linux-amd64.tar.gz"
     CODECOV_TOKEN: "1227405d-f3e6-47e6-8ac5-5cd16ba2d1f7"
   post:
     - mkdir -p downloads

example/example

@@ -2,6 +2,7 @@ package main
 
 import (
 	"net/http"
+	"time"
 
 	"github.com/kpango/glg"
 )
@@ -12,7 +13,7 @@ type NetWorkLogger struct{}
 func (n NetWorkLogger) Write(b []byte) (int, error) {
 	// http.Post("localhost:8080/log", "", bytes.NewReader(b))
 	http.Get("http://127.0.0.1:8080/log")
-	// glg.Success("Requested")
+	glg.Success("Requested")
 	return 1, nil
 }
 
@@ -22,12 +23,12 @@ func main() {
 	// var customWriter io.Writer
 	infolog := glg.FileWriter("/tmp/info.log", 0666)
 
-	customLevel := "FINE"
-	customErrLevel := "CRIT"
+	customTag := "FINE"
+	customErrTag := "CRIT"
 
-	// errlog := glg.FileWriter("/tmp/error.log", 0666)
+	errlog := glg.FileWriter("/tmp/error.log", 0666)
 	defer infolog.Close()
-	// defer errlog.Close()
+	defer errlog.Close()
 	glg.Get().
 		SetMode(glg.BOTH). // default is STD
 		// DisableColor().
@@ -45,11 +46,12 @@ func main() {
 		// SetLevelWriter(glg.INFO, customWriter).
 		// SetLevelWriter(glg.WARN, customWriter).
 		// SetLevelWriter(glg.ERR, customWriter).
-		AddLevelWriter(glg.INFO, infolog). // add info log file destination
-		// AddLevelWriter(glg.ERR, errlog). // add error log file destination
-		AddStdLevel(customLevel, glg.STD, false).   //user custom log level
-		AddErrLevel(customErrLevel, glg.STD, true). // user custom error log level
-		SetLevelColor(customErrLevel, glg.Red)      // set color output to user custom level
+		AddLevelWriter(glg.INFO, infolog).                         // add info log file destination
+		AddLevelWriter(glg.ERR, errlog).                           // add error log file destination
+		AddStdLevel(customTag, glg.STD, false).                    //user custom log level
+		AddErrLevel(customErrTag, glg.STD, true).                  // user custom error log level
+		SetLevelColor(glg.TagStringToLevel(customTag), glg.Cyan).  // set color output to user custom level
+		SetLevelColor(glg.TagStringToLevel(customErrTag), glg.Red) // set color output to user custom level
 
 	glg.Info("info")
 	glg.Infof("%s : %s", "info", "formatted")
@@ -68,15 +70,41 @@ func main() {
 	glg.Print("Print")
 	glg.Println("Println")
 	glg.Printf("%s : %s", "printf", "formatted")
-	glg.CustomLog(customLevel, "custom logging")
-	glg.CustomLog(customErrLevel, "custom error logging")
+	glg.CustomLog(customTag, "custom logging")
+	glg.CustomLog(customErrTag, "custom error logging")
 
-	for i := 0; i < 100; i++ {
-		glg.Error("error")
-		glg.CustomLog(customLevel, "custom logging")
-	}
+	go func() {
+		time.Sleep(time.Second * 5)
+		for i := 0; i < 100; i++ {
+			glg.Info("info")
+		}
+	}()
 
-	// glg.Get().AddLevelWriter(glg.DEBG, NetWorkLogger{}) // add info log file destination
+	go func() {
+		time.Sleep(time.Second * 5)
+		for i := 0; i < 100; i++ {
+			glg.Debug("debug")
+			time.Sleep(time.Millisecond * 100)
+		}
+	}()
+
+	go func() {
+		time.Sleep(time.Second * 5)
+		for i := 0; i < 100; i++ {
+			glg.Warn("warn")
+		}
+	}()
+
+	go func() {
+		time.Sleep(time.Second * 5)
+		for i := 0; i < 100; i++ {
+			glg.Error("error")
+			time.Sleep(time.Millisecond * 100)
+			glg.CustomLog(customTag, "custom logging")
+		}
+	}()
+
+	glg.Get().AddLevelWriter(glg.DEBG, NetWorkLogger{}) // add info log file destination
 
 	http.Handle("/glg", glg.HTTPLoggerFunc("glg sample", func(w http.ResponseWriter, r *http.Request) {
 		glg.Info("glg HTTP server logger sample")