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update at 2019-11-20 16:32:57 by ehlxr

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This commit is contained in:
ehlxr 2019-11-20 16:32:57 +08:00
parent cbf8c1571c
commit c1ac729008
2 changed files with 28 additions and 47 deletions
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1
go.mod
View File

@ -3,6 +3,7 @@ module github.com/ehlxr/monitor
go 1.13
require (
github.com/JetBlink/dingtalk-notify-go-sdk v0.0.0-20191112085213-0dc836cea13e
github.com/fsnotify/fsnotify v1.4.7 // indirect
github.com/hpcloud/tail v1.0.1-0.20180514194441-a1dbeea552b7
github.com/jessevdk/go-flags v1.4.1-0.20181221193153-c0795c8afcf4

72
main.go
View File

@ -1,16 +1,13 @@
package main
import (
"bytes"
"encoding/base64"
"encoding/json"
"fmt"
"github.com/hpcloud/tail"
"github.com/jessevdk/go-flags"
"io/ioutil"
log "unknwon.dev/clog/v2"
"net/http"
dt "github.com/JetBlink/dingtalk-notify-go-sdk"
"os"
"regexp"
)
@ -33,15 +30,18 @@ GoVersion: %s
bannerBase64 = "DQogX18gIF9fICBfX19fXyAgXyAgXyAgX19fXyAgX19fXyAgX19fX18gIF9fX18gDQooICBcLyAgKSggIF8gICkoIFwoICkoXyAgXykoXyAgXykoICBfICApKCAgXyBcDQogKSAgICAoICApKF8pKCAgKSAgKCAgXykoXyAgICkoICAgKShfKSggICkgICAvDQooXy9cL1xfKShfX19fXykoXylcXykoX19fXykgKF9fKSAoX19fX18pKF8pXF8pDQo="
opts struct {
File string `short:"f" long:"monitor-file" env:"MONITOR_FILE" description:"The file to be monitored" required:"true"`
KeyWord string `short:"k" long:"search-keyword" env:"SEARCH_KEYWORD" description:"Key word to be search for" required:"true"`
Version bool `short:"v" long:"version" description:"Show version info"`
Monitor monitor `group:"MONITOR" env-namespace:"MONITOR"`
Robot robot `group:"DingTalk Robot Options" namespace:"robot" env-namespace:"ROBOT" `
}
)
type monitor struct {
File string `short:"f" long:"file" env:"FILE" description:"The file to be monitored" required:"true"`
KeyWord string `short:"k" long:"key-word" env:"KEY_WORD" description:"Key word to be filter" required:"true"`
WebHookUrl string `short:"u" long:"dt-wh-url" env:"DT_WH_URL" description:"Webhook url of dingtalk" required:"true"`
type robot struct {
Token string `short:"t" long:"token" env:"TOKEN" description:"DingTalk robot access token" required:"true"`
Secret string `short:"s" long:"secret" env:"SECRET" description:"DingTalk robot secret"`
AtMobiles []string `short:"m" long:"at-mobiles" env:"AT_MOBILES" env-delim:"," description:"The mobile of the person will be at"`
IsAtAll bool `short:"a" long:"at-all" env:"AT_ALL" description:"Whether at everyone"`
}
func init() {
@ -51,7 +51,7 @@ func init() {
func main() {
parseArg()
tf, err := tail.TailFile(opts.Monitor.File,
tf, err := tail.TailFile(opts.File,
tail.Config{
ReOpen: true,
Follow: true,
@ -60,11 +60,19 @@ func main() {
if err != nil {
log.Fatal("Tail file %+v", err)
}
log.Info("monitor file %s...", opts.Monitor.File)
log.Info("monitor file %s...", opts.File)
dingTalk := dt.NewRobot(opts.Robot.Token, opts.Robot.Secret)
for line := range tf.Lines {
if ok, _ := regexp.Match(opts.Monitor.KeyWord, []byte(line.Text)); ok {
log.Info("%s", dingToInfo(line.Text))
if ok, _ := regexp.Match(opts.KeyWord, []byte(line.Text)); ok {
err = dingTalk.SendTextMessage(line.Text, opts.Robot.AtMobiles, opts.Robot.IsAtAll)
if err != nil {
log.Error("%+v", err)
continue
}
log.Info("send message <%s> success", line.Text)
}
}
}
@ -78,21 +86,26 @@ func initLog() {
func parseArg() {
parser := flags.NewParser(&opts, flags.HelpFlag|flags.PassDoubleDash)
parser.NamespaceDelimiter = "-"
if AppName != "" {
parser.Name = AppName
}
if _, err := parser.Parse(); err != nil {
if opts.Version {
// -v
printVersion()
os.Exit(0)
}
if flagsErr, ok := err.(*flags.Error); ok && flagsErr.Type == flags.ErrHelp {
// -h
_, _ = fmt.Fprintln(os.Stdout, err)
os.Exit(0)
}
// err
_, _ = fmt.Fprintln(os.Stderr, err)
parser.WriteHelp(os.Stderr)
@ -101,39 +114,6 @@ func parseArg() {
}
}
func dingToInfo(msg string) []byte {
content, data := make(map[string]string), make(map[string]interface{})
content["content"] = msg
data["msgtype"] = "text"
data["text"] = content
b, _ := json.Marshal(data)
log.Info("send to %s data <%s>",
opts.Monitor.WebHookUrl,
b)
resp, err := http.Post(opts.Monitor.WebHookUrl,
"application/json",
bytes.NewBuffer(b))
if err != nil {
log.Error("send request to %s %+v",
opts.Monitor.WebHookUrl,
err)
}
defer func() {
_ = resp.Body.Close()
}()
body, _ := ioutil.ReadAll(resp.Body)
log.Info("send to %s data <%s> result is %s",
opts.Monitor.WebHookUrl,
b,
body)
return body
}
// printVersion Print out version information
func printVersion() {
banner, _ := base64.StdEncoding.DecodeString(bannerBase64)