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cloudreve/main.go

159 lines
3.8 KiB

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package main
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import (
"context"
_ "embed"
"flag"
"io/fs"
"net"
"net/http"
"os"
"os/signal"
"path/filepath"
"syscall"
"time"
"github.com/cloudreve/Cloudreve/v3/bootstrap"
model "github.com/cloudreve/Cloudreve/v3/models"
"github.com/cloudreve/Cloudreve/v3/pkg/cache"
"github.com/cloudreve/Cloudreve/v3/pkg/conf"
"github.com/cloudreve/Cloudreve/v3/pkg/util"
"github.com/cloudreve/Cloudreve/v3/routers"
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)
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var (
isEject bool
confPath string
scriptName string
)
//go:embed assets.zip
var staticZip string
var staticFS fs.FS
func init() {
flag.StringVar(&confPath, "c", util.RelativePath("conf.ini"), "Path to the config file.")
flag.BoolVar(&isEject, "eject", false, "Eject all embedded static files.")
flag.StringVar(&scriptName, "database-script", "", "Name of database util script.")
flag.Parse()
staticFS = bootstrap.NewFS(staticZip)
bootstrap.Init(confPath, staticFS)
}
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func main() {
// 关闭数据库连接
defer func() {
if model.DB != nil {
model.DB.Close()
}
}()
if isEject {
// 开始导出内置静态资源文件
bootstrap.Eject(staticFS)
return
}
if scriptName != "" {
// 开始运行助手数据库脚本
bootstrap.RunScript(scriptName)
return
}
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api := routers.InitRouter()
api.TrustedPlatform = conf.SystemConfig.ProxyHeader
server := &http.Server{Handler: api}
// 收到信号后关闭服务器
sigChan := make(chan os.Signal, 1)
signal.Notify(sigChan, os.Interrupt, syscall.SIGTERM, syscall.SIGHUP, syscall.SIGQUIT)
go shutdown(sigChan, server)
defer func() {
<-sigChan
}()
// 如果启用了SSL
if conf.SSLConfig.CertPath != "" {
util.Log().Info("Listening to %q", conf.SSLConfig.Listen)
server.Addr = conf.SSLConfig.Listen
if err := server.ListenAndServeTLS(conf.SSLConfig.CertPath, conf.SSLConfig.KeyPath); err != nil {
util.Log().Error("Failed to listen to %q: %s", conf.SSLConfig.Listen, err)
return
}
}
// 如果启用了Unix
if conf.UnixConfig.Listen != "" {
// delete socket file before listening
if _, err := os.Stat(conf.UnixConfig.Listen); err == nil {
if err = os.Remove(conf.UnixConfig.Listen); err != nil {
util.Log().Error("Failed to delete socket file: %s", err)
return
}
}
util.Log().Info("Listening to %q", conf.UnixConfig.Listen)
if err := RunUnix(server); err != nil {
util.Log().Error("Failed to listen to %q: %s", conf.UnixConfig.Listen, err)
}
return
}
util.Log().Info("Listening to %q", conf.SystemConfig.Listen)
server.Addr = conf.SystemConfig.Listen
if err := server.ListenAndServe(); err != nil {
util.Log().Error("Failed to listen to %q: %s", conf.SystemConfig.Listen, err)
}
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}
func RunUnix(server *http.Server) error {
listener, err := net.Listen("unix", conf.UnixConfig.Listen)
if err != nil {
return err
}
defer listener.Close()
defer os.Remove(conf.UnixConfig.Listen)
if conf.UnixConfig.Perm > 0 {
err = os.Chmod(conf.UnixConfig.Listen, os.FileMode(conf.UnixConfig.Perm))
if err != nil {
util.Log().Warning(
"Failed to set permission to %q for socket file %q: %s",
conf.UnixConfig.Perm,
conf.UnixConfig.Listen,
err,
)
}
}
return server.Serve(listener)
}
func shutdown(sigChan chan os.Signal, server *http.Server) {
sig := <-sigChan
util.Log().Info("Signal %s received, shutting down server...", sig)
ctx := context.Background()
if conf.SystemConfig.GracePeriod != 0 {
var cancel context.CancelFunc
ctx, cancel = context.WithTimeout(ctx, time.Duration(conf.SystemConfig.GracePeriod)*time.Second)
defer cancel()
}
// Shutdown http server
err := server.Shutdown(ctx)
if err != nil {
util.Log().Error("Failed to shutdown server: %s", err)
}
// Persist in-memory cache
if err := cache.Store.Persist(filepath.Join(model.GetSettingByName("temp_path"), cache.DefaultCacheFile)); err != nil {
util.Log().Warning("Failed to persist cache: %s", err)
}
close(sigChan)
}