日志增加格式化打印

conf/conf.go

@@ -66,6 +66,10 @@ type RedisConf struct {
 	RedisPort int
 	RedisPwd  string
 	RedisDb   int
+	ReadTimeout int //取超时间 单位秒 默认值为3秒
+	WriteTimeout int // 写入超时时间 单位秒 默认与读超时时间一致
+	PoolSize int //最大连接数 默认cpu数*10
+	MinIdleConns int //最小空闲连接数
 }
 
 var Redis = RedisConf{}

httpclient/HttpUtil.go

+package httpclient
+
+import (
+	"bytes"
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+)
+
+// HttpClient 本项目中使用的http客户端
+var HttpClient *http.Client
+
+func init() {
+	HttpClient = &http.Client{}
+	//HttpClient.Timeout = config.Conf.Http.Client.Timeout * time.Millisecond //设置请求超时时间
+}
+
+// Get get方法的http请求，返回原始字符串
+func Get(url string) ([]byte, error) {
+	rep, err := HttpClient.Get(url)
+	if err != nil {
+		return nil, err
+	}
+	defer rep.Body.Close()
+	data, err := ioutil.ReadAll(rep.Body)
+	if err != nil {
+		return nil, err
+	}
+	return data, nil
+}
+
+// GetWithHeader get方法的http请求，返回原始字符串
+func GetWithHeader(url string, header *map[string]string) ([]byte, error) {
+	req, err := http.NewRequest("GET", url, nil)
+	if err != nil {
+		return nil, err
+	}
+	//设置header
+	req.Header.Set("Content-Type", "application/json;charset=UTF-8")
+	if header != nil {
+		for k, v := range *header {
+			req.Header.Set(k, v)
+		}
+	}
+	//发送请求
+	rep, err := HttpClient.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer rep.Body.Close()
+
+	//处理返回值
+	data, err := ioutil.ReadAll(rep.Body)
+	if err != nil {
+		return nil, err
+	}
+	return data, nil
+}
+
+// Post post请求，json
+// url 请求地址
+// header header参数
+// badyParam body参数
+func Post(url string, header *map[string]string, badyParam *interface{}) ([]byte, error) {
+	//处理body参数
+	var bt []byte
+	if badyParam != nil {
+		b, err := json.Marshal(*badyParam)
+		if err != nil {
+			return nil, err
+		}
+		bt = b
+	}
+	//创建post请求
+	req, err := http.NewRequest("POST", url, bytes.NewReader(bt))
+	if err != nil {
+		return nil, err
+	}
+	//设置header
+	req.Header.Set("Content-Type", "application/json;charset=UTF-8")
+	if header != nil {
+		for k, v := range *header {
+			req.Header.Set(k, v)
+		}
+	}
+	//发送请求
+	rep, err := HttpClient.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer rep.Body.Close()
+
+	//处理返回值
+	data, err := ioutil.ReadAll(rep.Body)
+	if err != nil {
+		return nil, err
+	}
+	return data, nil
+}

log/logger.go

@@ -33,7 +33,11 @@ func IsDebug() bool {
 	return ok
 }
 
-func Debug(msg string) {
+func Debugf(format string, msg ...interface{}) {
+	Debug(fmt.Sprintf(format, msg...))
+}
+
+func Debug(msg interface{}) {
 	ok := false
 	switch strings.ToLower(conf.LogLevel) {
 	case strings.ToLower(LevelDebug):
@@ -42,11 +46,15 @@ func Debug(msg string) {
 	}
 	if ok {
 		_, file, line, _ := runtime.Caller(1)
-		print(LevelDebug, msg, file, line)
+		print(LevelDebug, file, line, msg)
 	}
 }
 
-func Info(msg string) {
+func Infof(format string, msg ...interface{}) {
+	Info(fmt.Sprintf(format, msg...))
+}
+
+func Info(msg interface{}) {
 	ok := false
 	switch strings.ToLower(conf.LogLevel) {
 	case strings.ToLower(LevelDebug):
@@ -58,11 +66,15 @@ func Info(msg string) {
 	}
 	if ok {
 		_, file, line, _ := runtime.Caller(1)
-		print(LevelInfo, msg, file, line)
+		print(LevelInfo, file, line, msg)
 	}
 }
 
-func Warn(msg string) {
+func Warnf(format string, msg ...interface{}) {
+	Warn(fmt.Sprintf(format, msg...))
+}
+
+func Warn(msg interface{}) {
 	ok := false
 	switch strings.ToLower(conf.LogLevel) {
 	case strings.ToLower(LevelDebug):
@@ -77,11 +89,15 @@ func Warn(msg string) {
 	}
 	if ok {
 		_, file, line, _ := runtime.Caller(1)
-		print(LevelWarn, msg, file, line)
+		print(LevelWarn,file, line, msg)
 	}
 }
 
-func Error(msg string) {
+func Errorf(format string, msg ...interface{}) {
+	Error(fmt.Sprintf(format, msg...))
+}
+
+func Error(msg interface{}) {
 	ok := false
 	switch strings.ToLower(conf.LogLevel) {
 	case strings.ToLower(LevelDebug):
@@ -99,7 +115,7 @@ func Error(msg string) {
 	}
 	if ok {
 		_, file, line, _ := runtime.Caller(1)
-		print(LevelError, msg, file, line)
+		print(LevelError, file, line, msg)
 	}
 }
 
@@ -119,7 +135,7 @@ const (
 	yellowBold  = "\033[33;1m"
 )
 
-func print(tag, msg string, file string, line int) {
+func print(tag, file string, line int, msg interface{}) {
 	str := "%s %s [%d] %s %d %s"
 	if conf.LogColorful {
 		switch tag {

redis/RedisClient.go

@@ -20,6 +20,10 @@ func Init() {
 		Addr:     fmt.Sprintf("%s:%d", conf.Redis.RedisHost, conf.Redis.RedisPort),
 		Password: conf.Redis.RedisPwd,
 		DB:       conf.Redis.RedisDb, // redis一共16个库，指定其中一个库即可
+		PoolSize: conf.Redis.PoolSize, //最大连接数 默认cpu数*10
+		MinIdleConns: conf.Redis.MinIdleConns, //最小空闲连接数
+		ReadTimeout: time.Duration(conf.Redis.ReadTimeout) * time.Second, //取超时间 单位秒 默认值为3秒
+		WriteTimeout: time.Duration(conf.Redis.WriteTimeout) * time.Second, // 写入超时时间 单位秒 默认与读超时时间一致
 	})
 	_, err := redisClient.Ping().Result()
 	if err != nil {
@@ -75,9 +79,28 @@ func Get(key string) []byte {
 	return rByte
 }
 
-func Set(k string, v string) {
-	getDb().Set(k, v, 0)
-	log.Debug(fmt.Sprintf("设置缓存成功：%s %s", k, v))
+func Set(k, v string) error {
+	e := getDb().Set(k, v, 0).Err()
+	if e==nil {
+		log.Debug(fmt.Sprintf("设置缓存成功：%s %s", k, v))
+	} else {
+		log.Debug(fmt.Sprintf("设置缓存失败：%s %s %s", k, v, e))
+	}
+	return e
+}
+
+func SetNx(k, v string, timeoutSecond int) error {
+	e := getDb().Set(k, v, time.Duration(timeoutSecond) * time.Second).Err()
+	if e==nil {
+		log.Debug(fmt.Sprintf("设置缓存成功：%s %s", k, v))
+	} else {
+		log.Debug(fmt.Sprintf("设置缓存失败：%s %s %s", k, v, e))
+	}
+	return e
+}
+
+func Del(ks ...string) (int64,error){
+	return getDb().Del(ks...).Result()
 }
 
 func Expire(k string, t int64) bool {
@@ -90,3 +113,88 @@ func Expire(k string, t int64) bool {
 	return b.Val()
 
 }
+
+var lockScript string = `if redis.call("exists",KEYS[1]) == 0 then
+    local lockSrc = redis.call("setex",KEYS[1],unpack(ARGV))
+    if lockSrc then
+        return "1"
+    end
+        return "0"
+end`
+
+var unlockScript string = `if redis.call('get', KEYS[1]) == ARGV[1] then 
+	local lockSrc = redis.call('del', KEYS[1])
+	if lockSrc then
+		return "1"
+	end 
+		return "0"
+end`
+
+// Lock 抢锁。抢到锁返回true，否则false。只抢一次
+// 所有参数必传，超时时间单位秒
+func Lock(k, uniqueValue string, timeoutSecond int) bool {
+	r,_ := getDb().Eval(lockScript, []string{k}, timeoutSecond, uniqueValue).String()
+	if r=="1" {
+		return true
+	}
+	return false
+}
+
+// Unlock 解锁
+// 所有参数必传
+func Unlock(k, uniqueValue string) bool {
+	r,_ := getDb().Eval(unlockScript, []string{k}, uniqueValue).String()
+	if r=="1" {
+		return true
+	}
+	return false
+}
+
+// Hset 向一张hash表中放入数据,如果不存在将创建
+func Hset(k, i, v string, timeoutSecond int) error {
+	e := getDb().HSet(k, i, v).Err()
+	if e==nil {
+		log.Debug(fmt.Sprintf("设置缓存成功：%s %s %s", k, i, v))
+		if timeoutSecond >0 {
+			Expire(k, int64(timeoutSecond))
+		}
+	} else {
+		log.Debug(fmt.Sprintf("设置缓存失败：%s %s %s %s", k, i, v, e))
+	}
+	return e
+}
+
+// HGet 从hash中获取值
+func HGet(k, i string) (string,error) {
+	r,e := getDb().HGet(k,i).Result()
+	return r,e
+}
+
+// HGetAll 从hash中获key所有的取值
+func HGetAll(k string) (map[string]string,error) {
+	return getDb().HGetAll(k).Result()
+}
+
+// Hdel 从hash中删除
+func Hdel(k string, is ...string) (int64,error) {
+	r,e := getDb().HDel(k, is...).Result()
+	return r,e
+}
+
+// HMSet 向一张hash表中放入数据,如果不存在将创建
+func HMSet(k string, fields map[string]interface{}, timeoutSecond int) error {
+	e := getDb().HMSet(k, fields).Err()
+	if e==nil {
+		log.Debug(fmt.Sprintf("设置缓存成功：%s %s", k, fields))
+		if timeoutSecond >0 {
+			Expire(k, int64(timeoutSecond))
+		}
+	} else {
+		log.Debug(fmt.Sprintf("设置缓存失败：%s %s %s", k, fields, e))
+	}
+	return e
+}
+
+func HMget(k string, is ...string) ([]interface{},error) {
+	return getDb().HMGet(k, is...).Result()
+}
\ No newline at end of file