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combine.go
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combine.go
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package cron
import (
"encoding/json"
"fmt"
"github.com/Cepave/open-falcon-backend/modules/alarm/api"
"github.com/Cepave/open-falcon-backend/modules/alarm/g"
redi "github.com/Cepave/open-falcon-backend/modules/alarm/redis"
"github.com/garyburd/redigo/redis"
log "github.com/sirupsen/logrus"
"strings"
"time"
)
func CombineSms() {
for {
// 每分钟读取处理一次
time.Sleep(time.Minute)
combineSms()
}
}
func CombineMail() {
for {
// 每分钟读取处理一次
time.Sleep(time.Minute)
combineMail()
}
}
func CombineQQ() {
for {
time.Sleep(time.Minute)
combineQQ()
}
}
func CombineServerchan() {
for {
time.Sleep(time.Minute)
combineServerchan()
}
}
func combineMail() {
dtos := popAllMailDto()
count := len(dtos)
if count == 0 {
return
}
dtoMap := make(map[string][]*MailDto)
for i := 0; i < count; i++ {
key := fmt.Sprintf("%d%s%s%s", dtos[i].Priority, dtos[i].Status, dtos[i].Email, dtos[i].Metric)
if _, ok := dtoMap[key]; ok {
dtoMap[key] = append(dtoMap[key], dtos[i])
} else {
dtoMap[key] = []*MailDto{dtos[i]}
}
}
// 不要在这处理,继续写回redis,否则重启alarm很容易丢数据
for _, arr := range dtoMap {
size := len(arr)
if size == 1 {
redi.WriteMail([]string{arr[0].Email}, arr[0].Subject, arr[0].Content)
continue
}
subject := fmt.Sprintf("[P%d][%s] %d %s", arr[0].Priority, arr[0].Status, size, arr[0].Metric)
contentArr := make([]string, size)
for i := 0; i < size; i++ {
contentArr[i] = arr[i].Content
}
content := strings.Join(contentArr, "\r\n")
redi.WriteMail([]string{arr[0].Email}, subject, content)
}
}
func combineSms() {
dtos := popAllSmsDto()
count := len(dtos)
if count == 0 {
return
}
dtoMap := make(map[string][]*SmsDto)
for i := 0; i < count; i++ {
key := fmt.Sprintf("%d%s%s%s", dtos[i].Priority, dtos[i].Status, dtos[i].Phone, dtos[i].Metric)
if _, ok := dtoMap[key]; ok {
dtoMap[key] = append(dtoMap[key], dtos[i])
} else {
dtoMap[key] = []*SmsDto{dtos[i]}
}
}
for _, arr := range dtoMap {
size := len(arr)
if size == 1 {
redi.WriteSms([]string{arr[0].Phone}, arr[0].Content)
continue
}
// 把多个sms内容写入数据库,只给用户提供一个链接
contentArr := make([]string, size)
for i := 0; i < size; i++ {
contentArr[i] = arr[i].Content
}
content := strings.Join(contentArr, ",,")
first := arr[0].Content
t := strings.Split(first, "][")
eg := ""
if len(t) >= 3 {
eg = t[2]
}
path, err := api.LinkToSMS(content)
sms := ""
if err != nil || path == "" {
sms = fmt.Sprintf("[P%d][%s] %d %s. e.g. %s detail in email", arr[0].Priority, arr[0].Status, size, arr[0].Metric, eg)
log.Println("get link fail", err)
} else {
links := g.Config().Api.Links
sms = fmt.Sprintf("[P%d][%s] %d %s e.g. %s %s/%s ", arr[0].Priority, arr[0].Status, size, arr[0].Metric, eg, links, path)
}
redi.WriteSms([]string{arr[0].Phone}, sms)
}
}
func combineQQ() {
dtos := popAllQQDto()
count := len(dtos)
if count == 0 {
return
}
dtoMap := make(map[string][]*QQDto)
for i := 0; i < count; i++ {
key := fmt.Sprintf("%d%s%s%s", dtos[i].Priority, dtos[i].Status, dtos[i].Email, dtos[i].Metric)
if _, ok := dtoMap[key]; ok {
dtoMap[key] = append(dtoMap[key], dtos[i])
} else {
dtoMap[key] = []*QQDto{dtos[i]}
}
}
// 不要在这处理,继续写回redis,否则重启alarm很容易丢数据
for _, arr := range dtoMap {
size := len(arr)
if size == 1 {
redi.WriteQQ([]string{arr[0].Email}, arr[0].Subject, arr[0].Content)
continue
}
subject := fmt.Sprintf("[P%d][%s] %d %s", arr[0].Priority, arr[0].Status, size, arr[0].Metric)
contentArr := make([]string, size)
for i := 0; i < size; i++ {
contentArr[i] = arr[i].Content
}
content := strings.Join(contentArr, "\r\n")
redi.WriteQQ([]string{arr[0].Email}, subject, content)
}
}
func combineServerchan() {
dtos := popAllServerchanDto()
count := len(dtos)
if count == 0 {
return
}
dtoMap := make(map[string][]*ServerchanDto)
for i := 0; i < count; i++ {
key := fmt.Sprintf("%d%s%s%s", dtos[i].Priority, dtos[i].Status, dtos[i].Sckey, dtos[i].Metric)
if _, ok := dtoMap[key]; ok {
dtoMap[key] = append(dtoMap[key], dtos[i])
} else {
dtoMap[key] = []*ServerchanDto{dtos[i]}
}
}
for _, arr := range dtoMap {
size := len(arr)
if size == 1 {
redi.WriteServerchan([]string{arr[0].Sckey}, arr[0].Subject, arr[0].Content)
continue
}
subject := fmt.Sprintf("[P%d][%s] %d %s", arr[0].Priority, arr[0].Status, size, arr[0].Metric)
contentArr := make([]string, size)
for i := 0; i < size; i++ {
contentArr[i] = arr[i].Content
}
content := strings.Join(contentArr, "\r\n")
redi.WriteServerchan([]string{arr[0].Sckey}, subject, content)
}
}
func popAllSmsDto() []*SmsDto {
ret := []*SmsDto{}
queue := g.Config().Redis.UserSmsQueue
rc := g.RedisConnPool.Get()
defer rc.Close()
for {
reply, err := redis.String(rc.Do("RPOP", queue))
if err != nil {
if err != redis.ErrNil {
log.Println("get SmsDto fail", err)
}
break
}
if reply == "" || reply == "nil" {
continue
}
var smsDto SmsDto
err = json.Unmarshal([]byte(reply), &smsDto)
if err != nil {
log.Printf("json unmarshal SmsDto: %s fail: %v", reply, err)
continue
}
ret = append(ret, &smsDto)
}
return ret
}
func popAllMailDto() []*MailDto {
ret := []*MailDto{}
queue := g.Config().Redis.UserMailQueue
rc := g.RedisConnPool.Get()
defer rc.Close()
for {
reply, err := redis.String(rc.Do("RPOP", queue))
if err != nil {
if err != redis.ErrNil {
log.Println("get MailDto fail", err)
}
break
}
if reply == "" || reply == "nil" {
continue
}
var mailDto MailDto
err = json.Unmarshal([]byte(reply), &mailDto)
if err != nil {
log.Printf("json unmarshal MailDto: %s fail: %v", reply, err)
continue
}
ret = append(ret, &mailDto)
}
return ret
}
func popAllQQDto() []*QQDto {
ret := []*QQDto{}
queue := g.Config().Redis.UserQQQueue
rc := g.RedisConnPool.Get()
defer rc.Close()
for {
reply, err := redis.String(rc.Do("RPOP", queue))
if err != nil {
if err != redis.ErrNil {
log.Println("get QQDto fail", err)
}
break
}
if reply == "" || reply == "nil" {
continue
}
var qqDto QQDto
err = json.Unmarshal([]byte(reply), &qqDto)
if err != nil {
log.Printf("json unmarshal QQDto: %s fail: %v", reply, err)
continue
}
ret = append(ret, &qqDto)
}
return ret
}
func popAllServerchanDto() []*ServerchanDto {
ret := []*ServerchanDto{}
queue := g.Config().Redis.UserServerchanQueue
rc := g.RedisConnPool.Get()
defer rc.Close()
for {
reply, err := redis.String(rc.Do("RPOP", queue))
if err != nil {
if err != redis.ErrNil {
log.Println("get ServerchanDto fail", err)
}
break
}
if reply == "" || reply == "nil" {
continue
}
var serverchanDto ServerchanDto
err = json.Unmarshal([]byte(reply), &serverchanDto)
if err != nil {
log.Printf("json unmarshal ServerchanDto: %s fail: %v", reply, err)
continue
}
ret = append(ret, &serverchanDto)
}
return ret
}