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log.go
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log.go
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package logx
import (
"encoding/json"
"errors"
"fmt"
"os"
"strings"
"github.com/appleboy/gorush/core"
"github.com/mattn/go-isatty"
"github.com/sirupsen/logrus"
)
var (
green = string([]byte{27, 91, 57, 55, 59, 52, 50, 109})
yellow = string([]byte{27, 91, 57, 55, 59, 52, 51, 109})
red = string([]byte{27, 91, 57, 55, 59, 52, 49, 109})
blue = string([]byte{27, 91, 57, 55, 59, 52, 52, 109})
reset = string([]byte{27, 91, 48, 109})
)
// LogPushEntry is push response log
type LogPushEntry struct {
ID string `json:"notif_id,omitempty"`
Type string `json:"type"`
Platform string `json:"platform"`
Token string `json:"token"`
Message string `json:"message"`
Error string `json:"error"`
}
var isTerm bool
//nolint
func init() {
isTerm = isatty.IsTerminal(os.Stdout.Fd())
}
var (
// LogAccess is log server request log
LogAccess = logrus.New()
// LogError is log server error log
LogError = logrus.New()
)
// InitLog use for initial log module
func InitLog(accessLevel, accessLog, errorLevel, errorLog string) error {
var err error
if !isTerm {
LogAccess.SetFormatter(&logrus.JSONFormatter{})
LogError.SetFormatter(&logrus.JSONFormatter{})
} else {
LogAccess.Formatter = &logrus.TextFormatter{
TimestampFormat: "2006/01/02 - 15:04:05",
FullTimestamp: true,
}
LogError.Formatter = &logrus.TextFormatter{
TimestampFormat: "2006/01/02 - 15:04:05",
FullTimestamp: true,
}
}
// set logger
if err = SetLogLevel(LogAccess, accessLevel); err != nil {
return errors.New("Set access log level error: " + err.Error())
}
if err = SetLogLevel(LogError, errorLevel); err != nil {
return errors.New("Set error log level error: " + err.Error())
}
if err = SetLogOut(LogAccess, accessLog); err != nil {
return errors.New("Set access log path error: " + err.Error())
}
if err = SetLogOut(LogError, errorLog); err != nil {
return errors.New("Set error log path error: " + err.Error())
}
return nil
}
// SetLogOut provide log stdout and stderr output
func SetLogOut(log *logrus.Logger, outString string) error {
switch outString {
case "stdout":
log.Out = os.Stdout
case "stderr":
log.Out = os.Stderr
default:
f, err := os.OpenFile(outString, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0o600)
if err != nil {
return err
}
log.Out = f
}
return nil
}
// SetLogLevel is define log level what you want
// log level: panic, fatal, error, warn, info and debug
func SetLogLevel(log *logrus.Logger, levelString string) error {
level, err := logrus.ParseLevel(levelString)
if err != nil {
return err
}
log.Level = level
return nil
}
func colorForPlatForm(platform int) string {
switch platform {
case core.PlatFormIos:
return blue
case core.PlatFormAndroid:
return yellow
case core.PlatFormHuawei:
return green
default:
return reset
}
}
func typeForPlatForm(platform int) string {
switch platform {
case core.PlatFormIos:
return "ios"
case core.PlatFormAndroid:
return "android"
case core.PlatFormHuawei:
return "huawei"
default:
return ""
}
}
func hideToken(token string, markLen int) string {
if token == "" {
return ""
}
if len(token) < markLen*2 {
return strings.Repeat("*", len(token))
}
start := token[len(token)-markLen:]
end := token[0:markLen]
result := strings.ReplaceAll(token, start, strings.Repeat("*", markLen))
result = strings.ReplaceAll(result, end, strings.Repeat("*", markLen))
return result
}
// GetLogPushEntry get push data into log structure
func GetLogPushEntry(input *InputLog) LogPushEntry {
var errMsg string
plat := typeForPlatForm(input.Platform)
if input.Error != nil {
errMsg = input.Error.Error()
}
token := input.Token
if input.HideToken {
token = hideToken(input.Token, 10)
}
message := input.Message
if input.HideMessage {
message = "(message redacted)"
}
return LogPushEntry{
ID: input.ID,
Type: input.Status,
Platform: plat,
Token: token,
Message: message,
Error: errMsg,
}
}
// InputLog log request
type InputLog struct {
ID string
Status string
Token string
Message string
Platform int
Error error
HideToken bool
HideMessage bool
Format string
}
// LogPush record user push request and server response.
func LogPush(input *InputLog) LogPushEntry {
var platColor, resetColor, output string
if isTerm {
platColor = colorForPlatForm(input.Platform)
resetColor = reset
}
log := GetLogPushEntry(input)
if input.Format == "json" {
logJSON, _ := json.Marshal(log)
output = string(logJSON)
} else {
var typeColor string
switch input.Status {
case core.SucceededPush:
if isTerm {
typeColor = green
}
output = fmt.Sprintf("|%s %s %s| %s%s%s [%s] %s",
typeColor, log.Type, resetColor,
platColor, log.Platform, resetColor,
log.Token,
log.Message,
)
case core.FailedPush:
if isTerm {
typeColor = red
}
output = fmt.Sprintf("|%s %s %s| %s%s%s [%s] | %s | Error Message: %s",
typeColor, log.Type, resetColor,
platColor, log.Platform, resetColor,
log.Token,
log.Message,
log.Error,
)
}
}
switch input.Status {
case core.SucceededPush:
LogAccess.Info(output)
case core.FailedPush:
LogError.Error(output)
}
return log
}