gohelper

func ByteToUnitSize ¶

func ByteToUnitSize(Size interface{}) (float64, string)

字节自动转换为B/KB/MB/GB

func CpuUsage ¶

func CpuUsage() string

func DeleteExtraSpace ¶

func DeleteExtraSpace(s string) string

* 删除多余空格 * 2019/05/05

func FileUsage ¶

func FileUsage() []interface{}

func FloatAdd ¶

func FloatAdd(str ...interface{}) float64

*

• 数值相加
• @param str 加数，加数...
• 2020/05/22
• gz

func FloatMul ¶

func FloatMul(str ...interface{}) float64

*

• float相乘
• @param str 被除数，除数，保留小数位数
• 2020/05/25
• gz

func FloatQuo ¶

func FloatQuo(str ...interface{}) float64

*

• float相除
• @param str 被除数，除数，保留小数位数
• 2020/05/25
• gz

func FloatSub ¶

func FloatSub(str ...interface{}) float64

*

• float相减
• @param str 被减数，减数...
• 2020/05/22
• gz

func FormatDate ¶

func FormatDate(str string) string

func FormatDateTime ¶

func FormatDateTime(str string) string

func FormatUUID ¶

func FormatUUID(buf []byte) (string, error)

func GenerateRandomBytes ¶

func GenerateRandomBytes(size int) ([]byte, error)

GenerateRandomBytes is used to generate random bytes of given size.

func GenerateUUID ¶

func GenerateUUID() (string, error)

GenerateUUID is used to generate a random UUID

func GetNetConfig ¶

func GetNetConfig() []interface{}

*

*网络配置

func GetPage ¶

func GetPage(pageNum, pageSize interface{}) (string, string)

*

• 根据第几页计算从第几行开始
• @param pageNum 第几页
• @param pageSize 每页几行
• @return from,offset 开始行数，偏移量
• 2020/05/15
• gz

func GetRandomNumber ¶

func GetRandomNumber(length int) string

生成随机数字

func GetRandomString ¶

func GetRandomString(length int) string

生成随机字符串

func IoUsage ¶

func IoUsage() map[string]string

• disk usage of path/disk

func DiskUsage(path string) map[string]string {
	mDisk := make(map[string]string)
	sFs := syscall.Statfs_t{}
	Err := syscall.Statfs(path, &sFs)
	if Err != nil {
		log.Println("ERROR", "170060|查询磁盘使用情况出错", Err.Error())
		return mDisk
	}
	All := sFs.Blocks * uint64(sFs.Bsize) / 1024 / 1024
	Free := sFs.Bfree * uint64(sFs.Bsize) / 1024 / 1024
	mDisk["All"] = strconv.FormatUint(All, 10)
	mDisk["Free"] = strconv.FormatUint(Free, 10)
	mDisk["Used"] = strconv.FormatUint((All - Free), 10)
	return mDisk
}

func MemStat() map[string]string {
	//系统占用,仅linux/mac下有效
	//system memory usage
	mMem := make(map[string]string)
	sysInfo := new(syscall.Sysinfo_t)
	Err := syscall.Sysinfo(sysInfo)
	if Err == nil {
		All := sysInfo.Totalram / 1024 / 1024
		Free := sysInfo.Freeram / 1024 / 1024
		Swap := sysInfo.Totalswap / 1024 / 1024
		SwapFree := sysInfo.Freeswap / 1024 / 1024
		mMem["All"] = strconv.FormatUint(All, 10)   //* uint64(syscall.Getpagesize())
		mMem["Free"] = strconv.FormatUint(Free, 10) //* uint64(syscall.Getpagesize())
		mMem["Used"] = strconv.FormatUint(All-Free, 10)
		mMem["Swap"] = strconv.FormatUint(Swap, 10)
		mMem["SwapFree"] = strconv.FormatUint(SwapFree, 10)
		mMem["SwapUsed"] = strconv.FormatUint(Swap-SwapFree, 10)
		day := sysInfo.Uptime / 86400
		hour := sysInfo.Uptime % 86400 / 3600
		minute := sysInfo.Uptime % 86400 % 3600 / 60
		tTime := time.Now().Unix() - sysInfo.Uptime
		tNow := time.Unix(tTime, 10)
		mMem["StartTime"] = tNow.Format("2006") + "-" + tNow.Format("01") + "-" + tNow.Format("02") + " " + tNow.Format("15") + ":" + tNow.Format("04") + ":" + tNow.Format("05")
		mMem["Runtime"] = strconv.FormatInt(day, 10) + "天" + strconv.FormatInt(hour, 10) + "小时" + strconv.FormatInt(minute, 10) + "分钟"

	} else {
		log.Println("ERROR", "170060|查询内存使用情况出错", Err.Error())
	}
	return mMem
}

*

• IO读写

func IsInStringArray ¶

func IsInStringArray(arr []string, str string) bool

*

• 是否存在在字符切片中

func LoadAverage ¶

func LoadAverage() map[string]string

*

*系统负载1 5 10 分钟

func MergeStringMap ¶

func MergeStringMap(x, y map[string]string) map[string]string

func NetBytes ¶

func NetBytes(Iface string) []string

*

*网卡实时流量

func NetUsage ¶

func NetUsage() []interface{}

*

*网卡使用情况

func NewUUID ¶

func NewUUID() string

Simple call

func ParamsString ¶

func ParamsString(param string) string

*

• 处理传递的参数
• @param param
• @return
• 2020/05/15
• gz

func ParseUUID ¶

func ParseUUID(uuid string) ([]byte, error)

func PutNetConfig ¶

func PutNetConfig(mString map[string]string) error

*

*修改网络配置

func StrFirstToUpper ¶

func StrFirstToUpper(str string) string

*

• 字符串转大驼峰 ios_bbbbbbbb -> IosBbbbbbbbb

func StringJoin ¶

func StringJoin(s ...string) string

* 连接多个字符串 * 2019/05/05

func ToFloat64 ¶

func ToFloat64(v interface{}) (float64, error)

func ToInt ¶

func ToInt(inter interface{}) int

func ToInt64 ¶

func ToInt64(inter interface{}) int64

func ToMapStringArray ¶

func ToMapStringArray(x interface{}) ([]map[string]string, error)

*

• 转换为map string数组
• 2021/1/5
• gz

func ToStr ¶

func ToStr(v interface{}) string

func ToString ¶

func ToString(v interface{}) string

func UrlJoin ¶

func UrlJoin(host, url string) string

* 连接url * 2019/05/05