update at 2019-11-20 16:32:57 by ehlxr
parent
cbf8c1571c
commit
c1ac729008
1
go.mod
1
go.mod
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@ -3,6 +3,7 @@ module github.com/ehlxr/monitor
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go 1.13
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require (
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github.com/JetBlink/dingtalk-notify-go-sdk v0.0.0-20191112085213-0dc836cea13e
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github.com/fsnotify/fsnotify v1.4.7 // indirect
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github.com/hpcloud/tail v1.0.1-0.20180514194441-a1dbeea552b7
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github.com/jessevdk/go-flags v1.4.1-0.20181221193153-c0795c8afcf4
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74
main.go
74
main.go
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@ -1,16 +1,13 @@
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package main
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import (
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"bytes"
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"encoding/base64"
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"encoding/json"
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"fmt"
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"github.com/hpcloud/tail"
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"github.com/jessevdk/go-flags"
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"io/ioutil"
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log "unknwon.dev/clog/v2"
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"net/http"
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dt "github.com/JetBlink/dingtalk-notify-go-sdk"
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"os"
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"regexp"
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)
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@ -33,15 +30,18 @@ GoVersion: %s
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bannerBase64 = "DQogX18gIF9fICBfX19fXyAgXyAgXyAgX19fXyAgX19fXyAgX19fX18gIF9fX18gDQooICBcLyAgKSggIF8gICkoIFwoICkoXyAgXykoXyAgXykoICBfICApKCAgXyBcDQogKSAgICAoICApKF8pKCAgKSAgKCAgXykoXyAgICkoICAgKShfKSggICkgICAvDQooXy9cL1xfKShfX19fXykoXylcXykoX19fXykgKF9fKSAoX19fX18pKF8pXF8pDQo="
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opts struct {
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Version bool `short:"v" long:"version" description:"Show version info"`
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Monitor monitor `group:"MONITOR" env-namespace:"MONITOR"`
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File string `short:"f" long:"monitor-file" env:"MONITOR_FILE" description:"The file to be monitored" required:"true"`
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KeyWord string `short:"k" long:"search-keyword" env:"SEARCH_KEYWORD" description:"Key word to be search for" required:"true"`
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Version bool `short:"v" long:"version" description:"Show version info"`
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Robot robot `group:"DingTalk Robot Options" namespace:"robot" env-namespace:"ROBOT" `
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}
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)
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type monitor struct {
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File string `short:"f" long:"file" env:"FILE" description:"The file to be monitored" required:"true"`
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KeyWord string `short:"k" long:"key-word" env:"KEY_WORD" description:"Key word to be filter" required:"true"`
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WebHookUrl string `short:"u" long:"dt-wh-url" env:"DT_WH_URL" description:"Webhook url of dingtalk" required:"true"`
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type robot struct {
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Token string `short:"t" long:"token" env:"TOKEN" description:"DingTalk robot access token" required:"true"`
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Secret string `short:"s" long:"secret" env:"SECRET" description:"DingTalk robot secret"`
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AtMobiles []string `short:"m" long:"at-mobiles" env:"AT_MOBILES" env-delim:"," description:"The mobile of the person will be at"`
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IsAtAll bool `short:"a" long:"at-all" env:"AT_ALL" description:"Whether at everyone"`
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}
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func init() {
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@ -51,7 +51,7 @@ func init() {
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func main() {
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parseArg()
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tf, err := tail.TailFile(opts.Monitor.File,
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tf, err := tail.TailFile(opts.File,
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tail.Config{
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ReOpen: true,
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Follow: true,
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@ -60,11 +60,19 @@ func main() {
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if err != nil {
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log.Fatal("Tail file %+v", err)
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}
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log.Info("monitor file %s...", opts.Monitor.File)
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log.Info("monitor file %s...", opts.File)
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dingTalk := dt.NewRobot(opts.Robot.Token, opts.Robot.Secret)
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for line := range tf.Lines {
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if ok, _ := regexp.Match(opts.Monitor.KeyWord, []byte(line.Text)); ok {
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log.Info("%s", dingToInfo(line.Text))
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if ok, _ := regexp.Match(opts.KeyWord, []byte(line.Text)); ok {
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err = dingTalk.SendTextMessage(line.Text, opts.Robot.AtMobiles, opts.Robot.IsAtAll)
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if err != nil {
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log.Error("%+v", err)
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continue
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}
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log.Info("send message <%s> success", line.Text)
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}
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}
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}
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@ -78,21 +86,26 @@ func initLog() {
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func parseArg() {
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parser := flags.NewParser(&opts, flags.HelpFlag|flags.PassDoubleDash)
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parser.NamespaceDelimiter = "-"
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if AppName != "" {
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parser.Name = AppName
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}
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if _, err := parser.Parse(); err != nil {
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if opts.Version {
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// -v
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printVersion()
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os.Exit(0)
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}
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if flagsErr, ok := err.(*flags.Error); ok && flagsErr.Type == flags.ErrHelp {
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// -h
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_, _ = fmt.Fprintln(os.Stdout, err)
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os.Exit(0)
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}
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// err
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_, _ = fmt.Fprintln(os.Stderr, err)
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parser.WriteHelp(os.Stderr)
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@ -101,39 +114,6 @@ func parseArg() {
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}
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}
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func dingToInfo(msg string) []byte {
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content, data := make(map[string]string), make(map[string]interface{})
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content["content"] = msg
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data["msgtype"] = "text"
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data["text"] = content
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b, _ := json.Marshal(data)
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log.Info("send to %s data <%s>",
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opts.Monitor.WebHookUrl,
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b)
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resp, err := http.Post(opts.Monitor.WebHookUrl,
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"application/json",
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bytes.NewBuffer(b))
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if err != nil {
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log.Error("send request to %s %+v",
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opts.Monitor.WebHookUrl,
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err)
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}
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defer func() {
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_ = resp.Body.Close()
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}()
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body, _ := ioutil.ReadAll(resp.Body)
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log.Info("send to %s data <%s> result is %s",
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opts.Monitor.WebHookUrl,
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b,
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body)
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return body
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}
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// printVersion Print out version information
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func printVersion() {
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banner, _ := base64.StdEncoding.DecodeString(bannerBase64)
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