func main() {
// Scans the arg list and sets up flags
debug := flag.Bool("debug", false, "print debugging messages.")
client.AddFlags()
flag.Parse()
errorf := func(msg string, args ...interface{}) {
fmt.Fprintf(os.Stderr, msg, args...)
os.Exit(2)
}
if n := flag.NArg(); n < 1 || n > 2 {
errorf("usage: cammount <mountpoint> [<root-blobref>]\n")
}
mountPoint := flag.Arg(0)
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)
var camfs *fs.CamliFileSystem
if flag.NArg() == 2 {
root := blobref.Parse(flag.Arg(1))
if root == nil {
errorf("Error parsing root blobref: %q\n", root)
}
var err error
camfs, err = fs.NewRootedCamliFileSystem(fetcher, root)
if err != nil {
errorf("Error creating root with %v: %v", root, err)
}
} else {
camfs = fs.NewCamliFileSystem(fetcher)
log.Printf("starting with fs %#v", camfs)
}
if *debug {
// TODO: set fs's logger
}
conn, err := fuse.Mount(mountPoint)
if err != nil {
log.Fatalf("Mount: %v", err)
}
err = conn.Serve(camfs)
if err != nil {
log.Fatalf("Serve: %v", err)
}
log.Printf("fuse process ending.")
}
// TODO(rh): tame copy/paste code from cammount
func main() {
client.AddFlags()
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)
}
}
func main() {
client.AddFlags()
flag.Parse()
if *flagGraph && flag.NArg() != 1 {
log.Fatalf("The --graph option requires exactly one parameter.")
}
var cl *client.Client
var items []*blobref.BlobRef
if *flagShared != "" {
if client.ExplicitServer() != "" {
log.Fatal("Can't use --shared with an explicit blobserver; blobserver is implicit from the --shared URL.")
}
if flag.NArg() != 0 {
log.Fatal("No arguments permitted when using --shared")
}
cl1, target, err := client.NewFromShareRoot(*flagShared)
if err != nil {
log.Fatal(err)
}
cl = cl1
items = append(items, target)
} else {
cl = client.NewOrFail()
for n := 0; n < flag.NArg(); n++ {
arg := flag.Arg(n)
br := blobref.Parse(arg)
if br == nil {
log.Fatalf("Failed to parse argument %q as a blobref.", arg)
}
items = append(items, br)
}
}
httpStats := &httputil.StatsTransport{
VerboseLog: *flagHTTP,
}
if *flagHTTP {
httpStats.Transport = &http.Transport{
Dial: func(net_, addr string) (net.Conn, error) {
log.Printf("Dialing %s", addr)
return net.Dial(net_, addr)
},
}
}
cl.SetHTTPClient(&http.Client{Transport: httpStats})
// Put a local disk cache in front of the HTTP client.
// TODO: this could be better about proactively cleaning things.
// Fetching 2 TB shouldn't write 2 TB to /tmp before it's done.
// Maybe the cache needs an LRU/size cap.
cacheDir, err := ioutil.TempDir("", "camlicache")
if err != nil {
log.Fatalf("Error creating temp cache directory: %v\n", err)
}
defer os.RemoveAll(cacheDir)
diskcache, err := localdisk.New(cacheDir)
if err != nil {
log.Fatalf("Error setting up local disk cache: %v", err)
}
if *flagVerbose {
log.Printf("Using temp blob cache directory %s", cacheDir)
}
fetcher := cacher.NewCachingFetcher(diskcache, cl)
for _, br := range items {
if *flagGraph {
printGraph(fetcher, br)
return
}
if *flagCheck {
// TODO: do HEAD requests checking if the blobs exists.
log.Fatal("not implemented")
return
}
if *flagOutput == "-" {
var rc io.ReadCloser
var err error
if *flagContents {
seekFetcher := blobref.SeekerFromStreamingFetcher(fetcher)
rc, err = schema.NewFileReader(seekFetcher, br)
if err == nil {
rc.(*schema.FileReader).LoadAllChunks()
}
} else {
rc, err = fetch(fetcher, br)
}
if err != nil {
log.Fatal(err)
}
defer rc.Close()
if _, err := io.Copy(os.Stdout, rc); err != nil {
log.Fatalf("Failed reading %q: %v", br, err)
}
} else {
if err := smartFetch(fetcher, *flagOutput, br); err != nil {
log.Fatal(err)
}
}
}
if *flagVerbose {
log.Printf("HTTP requests: %d\n", httpStats.Requests())
}
}
