tstor/cmd/tstor/main.go
2024-03-28 16:09:42 +03:00

260 lines
6.6 KiB
Go

package main
import (
"context"
"fmt"
"net"
nethttp "net/http"
_ "net/http/pprof"
"os"
"os/signal"
"path/filepath"
"syscall"
"time"
wnfs "git.kmsign.ru/royalcat/tstor/pkg/go-nfs"
"git.kmsign.ru/royalcat/tstor/pkg/rlog"
"git.kmsign.ru/royalcat/tstor/src/config"
"git.kmsign.ru/royalcat/tstor/src/delivery"
"git.kmsign.ru/royalcat/tstor/src/host"
"git.kmsign.ru/royalcat/tstor/src/host/datastorage"
"git.kmsign.ru/royalcat/tstor/src/host/service"
"git.kmsign.ru/royalcat/tstor/src/host/store"
"git.kmsign.ru/royalcat/tstor/src/host/vfs"
"git.kmsign.ru/royalcat/tstor/src/telemetry"
"github.com/urfave/cli/v2"
_ "git.kmsign.ru/royalcat/tstor/pkg/rlog"
"git.kmsign.ru/royalcat/tstor/src/export/fuse"
"git.kmsign.ru/royalcat/tstor/src/export/httpfs"
"git.kmsign.ru/royalcat/tstor/src/export/nfs"
"git.kmsign.ru/royalcat/tstor/src/export/webdav"
)
const (
configFlag = "config"
portFlag = "http-port"
webDAVPortFlag = "webdav-port"
)
func main() {
app := &cli.App{
Name: "tstor",
Usage: "Torrent client with on-demand file downloading as a filesystem.",
Flags: []cli.Flag{
&cli.StringFlag{
Name: configFlag,
Value: "./config.yaml",
Usage: "YAML file containing tstor configuration.",
},
},
Action: func(c *cli.Context) error {
return run(c.String(configFlag))
},
HideHelpCommand: true,
}
if err := app.Run(os.Args); err != nil {
print("problem starting application: ", err.Error())
}
}
func run(configPath string) error {
conf, err := config.Load(configPath)
if err != nil {
return fmt.Errorf("error loading configuration: %w", err)
}
// dlog.Load(&conf.Log)
if conf.OtelHttp != "" {
ctx := context.Background()
client, err := telemetry.Setup(ctx, conf.OtelHttp)
if err != nil {
return err
}
defer client.Shutdown(ctx)
}
log := rlog.ComponentLog("run")
// TODO make optional
err = syscall.Setpriority(syscall.PRIO_PGRP, 0, 19)
if err != nil {
log.Error("set priority failed", "error", err)
}
if err := os.MkdirAll(conf.TorrentClient.MetadataFolder, 0744); err != nil {
return fmt.Errorf("error creating metadata folder: %w", err)
}
fis, err := store.NewFileItemStore(filepath.Join(conf.TorrentClient.MetadataFolder, "items"), 2*time.Hour)
if err != nil {
return fmt.Errorf("error starting item store: %w", err)
}
defer fis.Close()
id, err := store.GetOrCreatePeerID(filepath.Join(conf.TorrentClient.MetadataFolder, "ID"))
if err != nil {
return fmt.Errorf("error creating node ID: %w", err)
}
st, _, err := datastorage.Setup(conf.TorrentClient)
if err != nil {
return err
}
defer st.Close()
excludedFilesStore, err := store.NewFileMappings(conf.TorrentClient.MetadataFolder, st)
if err != nil {
return err
}
infoBytesStore, err := store.NewInfoBytes(conf.TorrentClient.MetadataFolder)
if err != nil {
return err
}
c, err := store.NewClient(st, fis, &conf.TorrentClient, id)
if err != nil {
return fmt.Errorf("error starting torrent client: %w", err)
}
c.AddDhtNodes(conf.TorrentClient.DHTNodes)
defer c.Close()
ts, err := service.NewService(
conf.SourceDir, conf.TorrentClient,
c, st, excludedFilesStore, infoBytesStore,
)
if err != nil {
return fmt.Errorf("error creating service: %w", err)
}
if err := os.MkdirAll(conf.SourceDir, 0744); err != nil {
return fmt.Errorf("error creating data folder: %w", err)
}
sfs := host.NewTorrentStorage(conf.SourceDir, ts)
sfs = vfs.WrapLogFS(sfs)
// TODO make separate function
// {
// if st, ok := st.(storage.FileStorageDeleter); ok {
// log.Info().Msg("listing files")
// files, err := listFilesRecursive(conf.SourceDir)
// if err != nil {
// return fmt.Errorf("error listing files: %w", err)
// }
// torrentFiles := []string{}
// for _, v := range files {
// if strings.HasSuffix(v, ".torrent") {
// torrentFiles = append(torrentFiles, v)
// }
// }
// log.Info().Int("count", len(torrentFiles)).Msg("loading torrent files")
// torrentList := []*torrent.Torrent{}
// for _, tf := range torrentFiles {
// t, err := c.AddTorrentFromFile(tf)
// if err != nil {
// return err
// }
// <-t.GotInfo()
// torrentList = append(torrentList, t)
// }
// log.Info().Msg("staring cleanup")
// err = st.Cleanup(torrentList)
// if err != nil {
// return fmt.Errorf("cleanup error: %w", err)
// }
// }
// }
if conf.Mounts.Fuse.Enabled {
mh := fuse.NewHandler(conf.Mounts.Fuse.AllowOther, conf.Mounts.Fuse.Path)
err := mh.Mount(sfs)
if err != nil {
return fmt.Errorf("mount fuse error: %w", err)
}
defer mh.Unmount()
}
if conf.Mounts.WebDAV.Enabled {
go func() {
if err := webdav.NewWebDAVServer(sfs, conf.Mounts.WebDAV.Port, conf.Mounts.WebDAV.User, conf.Mounts.WebDAV.Pass); err != nil {
log.Error("error starting webDAV", "error", err)
}
log.Warn("webDAV configuration not found!")
}()
}
if conf.Mounts.HttpFs.Enabled {
go func() {
httpfs := httpfs.NewHTTPFS(sfs)
err = nethttp.ListenAndServe(fmt.Sprintf("0.0.0.0:%d", conf.Mounts.HttpFs.Port), nethttp.FileServer(httpfs))
if err != nil {
log.Error("error starting HTTPFS", "error", err)
}
// r := gin.New()
// r.GET("*filepath", func(c *gin.Context) {
// path := c.Param("filepath")
// c.FileFromFS(path, httpfs)
// })
log.Info("starting HTTPFS", "host", fmt.Sprintf("0.0.0.0:%d", conf.Mounts.HttpFs.Port))
// if err := r.Run(fmt.Sprintf("0.0.0.0:%d", conf.Mounts.HttpFs.Port)); err != nil {
// log.Error().Err(err).Msg("error starting HTTPFS")
// }
}()
}
if conf.Mounts.NFS.Enabled {
go func() {
log := log.With("component", "NFS")
listener, err := net.Listen("tcp", fmt.Sprintf("0.0.0.0:%d", conf.Mounts.NFS.Port))
if err != nil {
log.Error("failed to start TCP listener", err)
return
}
log.Info("starting NFS server", "host", listener.Addr().String())
handler, err := nfs.NewNFSv3Handler(sfs)
if err != nil {
log.Error("failed to create NFS handler", "error", err)
return
}
err = wnfs.Serve(listener, handler)
if err != nil {
log.Error("error serving nfs", "error", err)
return
}
}()
}
go func() {
err := webdav.NewDirServer(conf.SourceDir, 36912, conf.Mounts.WebDAV.User, conf.Mounts.WebDAV.Pass)
if err != nil {
log.Error("error starting webDAV", "error", err)
}
}()
go func() {
logFilename := filepath.Join(conf.Log.Path, "logs")
err := delivery.New(nil, service.NewStats(), ts, sfs, logFilename, conf)
if err != nil {
log.Error("error initializing HTTP server", "error", err)
}
}()
sigChan := make(chan os.Signal, 1)
signal.Notify(sigChan, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)
<-sigChan
return ts.Close()
}