Merge pull request #62 from appleboy/redis

Fixed #61 Support redis engine

.travis.yml

@@ -3,14 +3,15 @@ sudo: required
 language: go
 
 go:
-  - 1.3
-  - 1.4
   - 1.5
+  - 1.6
+  - 1.6.1
   - 1.6.2
   - tip
 
 services:
   - docker
+  - redis
 
 env:
   global:

README.md

@@ -21,6 +21,7 @@ A push notification server using [Gin](https://github.com/gin-gonic/gin) framewo
 * Support notification queue and multiple workers.
 * Support `/api/stat/app` show notification success and failure counts.
 * Support `/api/config` show your yml config.
+* Support store app stat to [redis](http://redis.io/) or memory.
 
 See the [YAML config example](config/config.yml):
 
@@ -57,6 +58,13 @@ log:
   access_level: "debug"
   error_log: "stderr" # stderr: output to console, or define log path like "log/error_log"
   error_level: "error"
+
+stat:
+  engine: "memory" # support memory or redis
+  redis:
+    addr: "localhost:6379"
+    password: ""
+    db: 0
 ```
 
 ## Basic Usage

config/config.yml

@@ -30,3 +30,10 @@ log:
   access_level: "debug"
   error_log: "stderr"
   error_level: "error"
+
+stat:
+  engine: "memory"
+  redis:
+    addr: "localhost:6379"
+    password: ""
+    db: 0

docker/Dockerfile.build

@@ -7,6 +7,6 @@ RUN mkdir -p /tmp/build
 Add build.tar.gz /tmp/build/
 WORKDIR /tmp/build
 RUN go get -v -d
-RUN GOOS=linux GOARCH=amd64 go build -ldflags="-w" -o bin/gorush gorush.go
+RUN GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o bin/gorush gorush.go
 
 CMD tar -C bin -czf - gorush

gorush/config.go

@@ -13,6 +13,7 @@ type ConfYaml struct {
 	Android SectionAndroid `yaml:"android"`
 	Ios     SectionIos     `yaml:"ios"`
 	Log     SectionLog     `yaml:"log"`
+	Stat    SectionStat    `yaml:stat`
 }
 
 // SectionCore is sub seciont of config.
@@ -58,6 +59,19 @@ type SectionLog struct {
 	ErrorLevel  string `yaml:"error_level"`
 }
 
+// SectionStat is sub seciont of config.
+type SectionStat struct {
+	Engine string       `yaml:"service"`
+	Redis  SectionRedis `yaml:"redis"`
+}
+
+// SectionRedis is sub seciont of config.
+type SectionRedis struct {
+	Addr     string `yaml:"addr"`
+	Password string `yaml:"password"`
+	DB       int64  `yaml:"db"`
+}
+
 // BuildDefaultPushConf is default config setting.
 func BuildDefaultPushConf() ConfYaml {
 	var conf ConfYaml
@@ -95,6 +109,11 @@ func BuildDefaultPushConf() ConfYaml {
 	conf.Log.ErrorLog = "stderr"
 	conf.Log.ErrorLevel = "error"
 
+	conf.Stat.Engine = "memory"
+	conf.Stat.Redis.Addr = "localhost:6379"
+	conf.Stat.Redis.Password = ""
+	conf.Stat.Redis.DB = 0
+
 	return conf
 }
 

gorush/const.go

@@ -18,3 +18,12 @@ const (
 	// FailedPush is log block
 	FailedPush = "failed-push"
 )
+
+// Stat variable for redis
+const (
+	gorushTotalCount = "gorush-total-count"
+	gorushIosSuccess = "gorush-ios-success-count"
+	gorushIosError = "gorush-ios-error-count"
+	gorushAndroidSuccess = "gorush-android-success-count"
+	gorushAndroidError = "gorush-android-error-count"
+)

gorush/global.go

@@ -4,6 +4,7 @@ import (
 	"crypto/tls"
 	"github.com/Sirupsen/logrus"
 	apns "github.com/sideshow/apns2"
+	"gopkg.in/redis.v3"
 )
 
 var (
@@ -21,4 +22,6 @@ var (
 	LogError *logrus.Logger
 	// RushStatus is notification status
 	RushStatus StatusApp
+	// RedisClient is global variable for redis
+	RedisClient *redis.Client
 )

gorush/status.go

@@ -2,7 +2,9 @@ package gorush
 
 import (
 	"github.com/gin-gonic/gin"
+	"gopkg.in/redis.v3"
 	"net/http"
+	"strconv"
 	"sync/atomic"
 )
 
@@ -27,8 +29,14 @@ type IosStatus struct {
 	PushError   int64 `json:"push_error"`
 }
 
-// InitAppStatus for initialize app status
+func getRedisInt64Result(key string) int64 {
-func InitAppStatus() {
+	val, _ := RedisClient.Get(key).Result()
+	count, _ := strconv.ParseInt(val, 10, 64)
+
+	return count
+}
+
+func initApp() {
 	RushStatus.TotalCount = 0
 	RushStatus.Ios.PushSuccess = 0
 	RushStatus.Ios.PushError = 0
@@ -36,24 +44,168 @@ func InitAppStatus() {
 	RushStatus.Android.PushError = 0
 }
 
+func initRedis() error {
+	RedisClient = redis.NewClient(&redis.Options{
+		Addr:     PushConf.Stat.Redis.Addr,
+		Password: PushConf.Stat.Redis.Password,
+		DB:       PushConf.Stat.Redis.DB,
+	})
+
+	_, err := RedisClient.Ping().Result()
+
+	if err != nil {
+		// redis server error
+		LogError.Error("Can't connect redis server: " + err.Error())
+
+		return err
+	}
+
+	RushStatus.TotalCount = getTotalCount()
+	RushStatus.Ios.PushSuccess = getIosSuccess()
+	RushStatus.Ios.PushError = getIosError()
+	RushStatus.Android.PushSuccess = getAndroidSuccess()
+	RushStatus.Android.PushError = getAndroidError()
+
+	return nil
+}
+
+// InitAppStatus for initialize app status
+func InitAppStatus() {
+	switch PushConf.Stat.Engine {
+	case "memory":
+		initApp()
+	case "redis":
+		initRedis()
+	default:
+		initApp()
+	}
+
+}
+
 func addTotalCount(count int64) {
+	switch PushConf.Stat.Engine {
+	case "memory":
 		atomic.AddInt64(&RushStatus.TotalCount, count)
+	case "redis":
+		RedisClient.Set(gorushTotalCount, strconv.Itoa(int(count)), 0)
+	default:
+		atomic.AddInt64(&RushStatus.TotalCount, count)
+	}
 }
 
 func addIosSuccess(count int64) {
+	switch PushConf.Stat.Engine {
+	case "memory":
 		atomic.AddInt64(&RushStatus.Ios.PushSuccess, count)
+	case "redis":
+		RedisClient.Set(gorushIosSuccess, strconv.Itoa(int(count)), 0)
+	default:
+		atomic.AddInt64(&RushStatus.Ios.PushSuccess, count)
+	}
 }
 
 func addIosError(count int64) {
+	switch PushConf.Stat.Engine {
+	case "memory":
 		atomic.AddInt64(&RushStatus.Ios.PushError, count)
+	case "redis":
+		RedisClient.Set(gorushIosError, strconv.Itoa(int(count)), 0)
+	default:
+		atomic.AddInt64(&RushStatus.Ios.PushError, count)
+	}
 }
 
 func addAndroidSuccess(count int64) {
+	switch PushConf.Stat.Engine {
+	case "memory":
 		atomic.AddInt64(&RushStatus.Android.PushSuccess, count)
+	case "redis":
+
+		RedisClient.Set(gorushAndroidSuccess, strconv.Itoa(int(count)), 0)
+	default:
+		atomic.AddInt64(&RushStatus.Android.PushSuccess, count)
+	}
 }
 
 func addAndroidError(count int64) {
+	switch PushConf.Stat.Engine {
+	case "memory":
 		atomic.AddInt64(&RushStatus.Android.PushError, count)
+	case "redis":
+		RedisClient.Set(gorushAndroidError, strconv.Itoa(int(count)), 0)
+	default:
+		atomic.AddInt64(&RushStatus.Android.PushError, count)
+	}
+}
+
+func getTotalCount() int64 {
+	var count int64
+	switch PushConf.Stat.Engine {
+	case "memory":
+		count = atomic.LoadInt64(&RushStatus.TotalCount)
+	case "redis":
+		count = getRedisInt64Result(gorushAndroidError)
+	default:
+		count = atomic.LoadInt64(&RushStatus.TotalCount)
+	}
+
+	return count
+}
+
+func getIosSuccess() int64 {
+	var count int64
+	switch PushConf.Stat.Engine {
+	case "memory":
+		count = atomic.LoadInt64(&RushStatus.Ios.PushSuccess)
+	case "redis":
+		count = getRedisInt64Result(gorushAndroidError)
+	default:
+		count = atomic.LoadInt64(&RushStatus.Ios.PushSuccess)
+	}
+
+	return count
+}
+
+func getIosError() int64 {
+	var count int64
+	switch PushConf.Stat.Engine {
+	case "memory":
+		count = atomic.LoadInt64(&RushStatus.Ios.PushError)
+	case "redis":
+		count = getRedisInt64Result(gorushAndroidError)
+	default:
+		count = atomic.LoadInt64(&RushStatus.Ios.PushError)
+	}
+
+	return count
+}
+
+func getAndroidSuccess() int64 {
+	var count int64
+	switch PushConf.Stat.Engine {
+	case "memory":
+		count = atomic.LoadInt64(&RushStatus.Android.PushSuccess)
+	case "redis":
+		count = getRedisInt64Result(gorushAndroidError)
+	default:
+		count = atomic.LoadInt64(&RushStatus.Android.PushSuccess)
+	}
+
+	return count
+}
+
+func getAndroidError() int64 {
+	var count int64
+	switch PushConf.Stat.Engine {
+	case "memory":
+		count = atomic.LoadInt64(&RushStatus.Android.PushError)
+	case "redis":
+		count = getRedisInt64Result(gorushAndroidError)
+	default:
+		count = atomic.LoadInt64(&RushStatus.Android.PushError)
+	}
+
+	return count
 }
 
 func appStatusHandler(c *gin.Context) {
@@ -61,11 +213,11 @@ func appStatusHandler(c *gin.Context) {
 
 	result.QueueMax = cap(QueueNotification)
 	result.QueueUsage = len(QueueNotification)
-	result.TotalCount = atomic.LoadInt64(&RushStatus.TotalCount)
+	result.TotalCount = getTotalCount()
-	result.Ios.PushSuccess = atomic.LoadInt64(&RushStatus.Ios.PushSuccess)
+	result.Ios.PushSuccess = getIosSuccess()
-	result.Ios.PushError = atomic.LoadInt64(&RushStatus.Ios.PushError)
+	result.Ios.PushError = getIosError()
-	result.Android.PushSuccess = atomic.LoadInt64(&RushStatus.Android.PushSuccess)
+	result.Android.PushSuccess = getAndroidSuccess()
-	result.Android.PushError = atomic.LoadInt64(&RushStatus.Android.PushError)
+	result.Android.PushError = getAndroidError()
 
 	c.JSON(http.StatusOK, result)
 }

gorush/status_test.go

@@ -50,3 +50,66 @@ func TestAddAndroidError(t *testing.T) {
 
 	assert.Equal(t, int64(1000), val)
 }
+
+func TestRedisServerSuccess(t *testing.T) {
+	PushConf.Stat.Redis.Addr = "localhost:6379"
+
+	err := initRedis()
+
+	assert.NoError(t, err)
+}
+
+func TestRedisServerError(t *testing.T) {
+	PushConf.Stat.Redis.Addr = "localhost:6370"
+
+	err := initRedis()
+
+	assert.Error(t, err)
+}
+
+func TestStatForRedisEngine(t *testing.T) {
+	var val int64
+	PushConf.Stat.Engine = "redis"
+	PushConf.Stat.Redis.Addr = "localhost:6379"
+	InitAppStatus()
+
+	addTotalCount(1000)
+	addIosSuccess(1000)
+	addIosError(1000)
+	addAndroidSuccess(1000)
+	addAndroidError(1000)
+
+	val = getTotalCount()
+	assert.Equal(t, int64(1000), val)
+	val = getIosSuccess()
+	assert.Equal(t, int64(1000), val)
+	val = getIosError()
+	assert.Equal(t, int64(1000), val)
+	val = getAndroidSuccess()
+	assert.Equal(t, int64(1000), val)
+	val = getAndroidError()
+	assert.Equal(t, int64(1000), val)
+}
+
+func TestDefaultEngine(t *testing.T) {
+	var val int64
+	PushConf.Stat.Engine = "test"
+	InitAppStatus()
+
+	addTotalCount(1000)
+	addIosSuccess(1000)
+	addIosError(1000)
+	addAndroidSuccess(1000)
+	addAndroidError(1000)
+
+	val = getTotalCount()
+	assert.Equal(t, int64(1000), val)
+	val = getIosSuccess()
+	assert.Equal(t, int64(1000), val)
+	val = getIosError()
+	assert.Equal(t, int64(1000), val)
+	val = getAndroidSuccess()
+	assert.Equal(t, int64(1000), val)
+	val = getAndroidError()
+	assert.Equal(t, int64(1000), val)
+}