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go-zero/ngin/internal/log.go

84 lines
1.6 KiB
Go

package internal
import (
"bytes"
"fmt"
"net/http"
"sync"
"zero/core/logx"
)
const LogContext = "request_logs"
type LogCollector struct {
Messages []string
lock sync.Mutex
}
func (lc *LogCollector) Append(msg string) {
lc.lock.Lock()
lc.Messages = append(lc.Messages, msg)
lc.lock.Unlock()
}
func (lc *LogCollector) Flush() string {
var buffer bytes.Buffer
start := true
for _, message := range lc.takeAll() {
if start {
start = false
} else {
buffer.WriteByte('\n')
}
buffer.WriteString(message)
}
return buffer.String()
}
func (lc *LogCollector) takeAll() []string {
lc.lock.Lock()
messages := lc.Messages
lc.Messages = nil
lc.lock.Unlock()
return messages
}
func Error(r *http.Request, v ...interface{}) {
logx.ErrorCaller(1, format(r, v...))
}
func Errorf(r *http.Request, format string, v ...interface{}) {
logx.ErrorCaller(1, formatf(r, format, v...))
}
func Info(r *http.Request, v ...interface{}) {
appendLog(r, format(r, v...))
}
func Infof(r *http.Request, format string, v ...interface{}) {
appendLog(r, formatf(r, format, v...))
}
func appendLog(r *http.Request, message string) {
logs := r.Context().Value(LogContext)
if logs != nil {
logs.(*LogCollector).Append(message)
}
}
func format(r *http.Request, v ...interface{}) string {
return formatWithReq(r, fmt.Sprint(v...))
}
func formatf(r *http.Request, format string, v ...interface{}) string {
return formatWithReq(r, fmt.Sprintf(format, v...))
}
func formatWithReq(r *http.Request, v string) string {
return fmt.Sprintf("(%s - %s) %s", r.RequestURI, GetRemoteAddr(r), v)
}