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utils.go
48 lines (41 loc) · 848 Bytes
/
utils.go
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package bus
import (
"github.com/sony/sonyflake"
"math"
"math/rand"
"runtime"
"strconv"
"time"
)
var sf *sonyflake.Sonyflake
func init() {
sf = sonyflake.NewSonyflake(
sonyflake.Settings{
StartTime: time.Unix(1567267200, 0),
},
)
rand.Seed(time.Now().UnixNano())
}
// goroutine 协程执行
func goroutine(fn func()) { go fn() }
// handlePanic 使用回调函数处理panic
func handlePanic(hs ...func(interface{})) {
if r := recover(); r != nil {
for _, handler := range hs {
handler(r)
}
}
}
// stackTrace 获取堆栈踪迹
func stackTrace(size int) []byte {
if size <= 0 {
size = math.MaxUint16
}
stacktrace := make([]byte, size)
return stacktrace[:runtime.Stack(stacktrace, false)]
}
// generateSeqId 生成自增ID
func generateSeqId() string {
id, _ := sf.NextID()
return strconv.FormatUint(id, 36)
}