seaweedfs/weed/command/weedfuse/weedfuse.go
2019-05-10 17:08:15 -07:00

85 lines
1.6 KiB
Go

package main
import (
"flag"
"fmt"
"os"
"strings"
"github.com/chrislusf/seaweedfs/weed/command"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/kardianos/osext"
"github.com/jacobsa/daemonize"
)
var (
options = flag.String("o", "", "comma separated options rw,uid=xxx,gid=xxx")
isForeground = flag.Bool("foreground", false, "starts as a daemon")
)
func main() {
flag.Parse()
device := flag.Arg(0)
mountPoint := flag.Arg(1)
fmt.Printf("source: %v\n", device)
fmt.Printf("target: %v\n", mountPoint)
maybeSetupPath()
if !*isForeground {
startAsDaemon()
return
}
parts := strings.SplitN(device, "/", 2)
filer, filerPath := parts[0], parts[1]
command.RunMount(
filer, "/"+filerPath, mountPoint, "", "000", "",
4, true, 0, 1000000)
}
func maybeSetupPath() {
// sudo mount -av may not include PATH in some linux, e.g., Ubuntu
hasPathEnv := false
for _, e := range os.Environ() {
if strings.HasPrefix(e, "PATH=") {
hasPathEnv = true
}
fmt.Println(e)
}
if !hasPathEnv {
os.Setenv("PATH", "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin")
}
}
func startAsDaemon() {
// adapted from gcsfuse
// Find the executable.
var path string
path, err := osext.Executable()
if err != nil {
glog.Fatalf("osext.Executable: %v", err)
}
// Set up arguments. Be sure to use foreground mode.
args := append([]string{"-foreground"}, os.Args[1:]...)
// Pass along PATH so that the daemon can find fusermount on Linux.
env := []string{
fmt.Sprintf("PATH=%s", os.Getenv("PATH")),
}
err = daemonize.Run(path, args, env, os.Stdout)
if err != nil {
glog.Fatalf("daemonize.Run: %v", err)
}
}