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telegram.go
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telegram.go
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/*
* Copyright (c) 2022, MegaEase
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// Package telegram is the telegram notification package.
package telegram
import (
"fmt"
"io/ioutil"
"net/http"
"net/url"
"github.com/megaease/easeprobe/global"
"github.com/megaease/easeprobe/notify/base"
"github.com/megaease/easeprobe/report"
log "github.com/sirupsen/logrus"
)
// NotifyConfig is the telegram notification configuration
type NotifyConfig struct {
base.DefaultNotify `yaml:",inline"`
Token string `yaml:"token" json:"token" jsonschema:"required,title=Telegram Bot Token,description=Telegram Bot Token"`
ChatID string `yaml:"chat_id" json:"chat_id" jsonschema:"required,title=Telegram Chat ID,description=Telegram Group ID or Channel ID"`
}
// Config configures the telegram configuration
func (c *NotifyConfig) Config(gConf global.NotifySettings) error {
c.NotifyKind = "telegram"
c.NotifyFormat = report.Markdown
c.NotifySendFunc = c.SendTelegram
c.DefaultNotify.Config(gConf)
log.Debugf("Notification [%s] - [%s] configuration: %+v", c.NotifyKind, c.NotifyName, c)
return nil
}
// SendTelegram is the wrapper for SendTelegramNotification
func (c *NotifyConfig) SendTelegram(title, text string) error {
return c.SendTelegramNotification(text)
}
// SendTelegramNotification will send the notification to telegram.
func (c *NotifyConfig) SendTelegramNotification(text string) error {
api := "https://api.telegram.org/bot" + c.Token +
"/sendMessage?&chat_id=" + c.ChatID +
"&parse_mode=markdown" +
"&text=" + url.QueryEscape(text)
log.Debugf("[%s] - API %s", c.Kind(), api)
req, err := http.NewRequest(http.MethodPost, api, nil)
if err != nil {
return err
}
req.Close = true
req.Header.Add("Content-Type", "application/json")
client := &http.Client{Timeout: c.Timeout}
resp, err := client.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
buf, err := ioutil.ReadAll(resp.Body)
if err != nil {
return err
}
if resp.StatusCode != 200 {
return fmt.Errorf("Error response from Telegram - code [%d] - msg [%s]", resp.StatusCode, string(buf))
}
return nil
}