Beispiel #1
0
// TODO(rh): tame copy/paste code from cammount
func main() {
	flag.Parse()
	cacheDir, err := ioutil.TempDir("", "camlicache")
	if err != nil {
		log.Fatalf("Error creating temp cache directory: %v", err)
	}
	defer os.RemoveAll(cacheDir)
	diskcache, err := localdisk.New(cacheDir)
	if err != nil {
		log.Fatalf("Error setting up local disk cache: %v", err)
	}
	if flag.NArg() != 1 {
		log.Fatal("usage: camwebdav <blobref>")
	}
	br := blobref.Parse(flag.Arg(0))
	if br == nil {
		log.Fatalf("%s was not a valid blobref.", flag.Arg(0))
	}
	client := client.NewOrFail()
	fetcher := cacher.NewCachingFetcher(diskcache, client)

	f = fs.NewCamliFileSystem(fetcher, br)
	http.HandleFunc("/", webdav)
	err = http.ListenAndServe(*davaddr, nil)
	if err != nil {
		log.Fatalf("Error starting WebDAV server: %v", err)
	}
}
Beispiel #2
0
func main() {
	// Scans the arg list and sets up flags
	debug := flag.Bool("debug", false, "print debugging messages.")
	threaded := flag.Bool("threaded", true, "switch off threading; print debugging messages.")
	flag.Parse()

	errorf := func(msg string, args ...interface{}) {
		fmt.Fprintf(os.Stderr, msg, args...)
		os.Exit(2)
	}

	if flag.NArg() < 2 {
		errorf("usage: cammount <blobref> <mountpoint>\n")
	}

	root := blobref.Parse(flag.Arg(0))
	if root == nil {
		errorf("Error parsing root blobref: %q\n", root)
	}
	client := client.NewOrFail() // automatic from flags

	cacheDir, err := ioutil.TempDir("", "camlicache")
	if err != nil {
		errorf("Error creating temp cache directory: %v\n", err)
	}
	defer os.RemoveAll(cacheDir)
	diskcache, err := localdisk.New(cacheDir)
	if err != nil {
		errorf("Error setting up local disk cache: %v", err)
	}
	fetcher := cacher.NewCachingFetcher(diskcache, client)

	fs := fs.NewCamliFileSystem(fetcher, root)
	timing := fuse.NewTimingPathFilesystem(fs)

	conn := fuse.NewPathFileSystemConnector(timing)
	rawTiming := fuse.NewTimingRawFilesystem(conn)

	state := fuse.NewMountState(rawTiming)
	state.Debug = *debug

	mountPoint := flag.Arg(1)
	err = state.Mount(mountPoint)
	if err != nil {
		fmt.Printf("MountFuse fail: %v\n", err)
		os.Exit(1)
	}

	fmt.Printf("Mounted %s on %s (threaded=%v, debug=%v)\n", root.String(), mountPoint, *threaded, *debug)
	state.Loop(*threaded)
	fmt.Println("Finished", state.Stats())

	counts := state.OperationCounts()
	fmt.Println("Counts: ", counts)

	latency := state.Latencies()
	fmt.Println("MountState latency (ms):")
	PrintMap(latency)

	latency = timing.Latencies()
	fmt.Println("Path ops (ms):", latency)

	latency = rawTiming.Latencies()
	fmt.Println("Raw FS (ms):", latency)
}