releasing 0.58 to handle control+c interrupts.

compilable now. but FUSE mount is not working.

8 files changed, 221 insertions, 166 deletions

diff --git a/go/filer/client_operations.go b/go/filer/client_operations.go
new file mode 100644
index 000000000..2eb5c399d
--- /dev/null
+++ b/go/filer/client_operations.go
@@ -0,0 +1,71 @@
+package filer
+
+import ()
+
+import (
+	"code.google.com/p/weed-fs/go/util"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"net/url"
+)
+
+type ApiRequest struct {
+	Command     string //"listFiles", "listDirectories"
+	DirectoryId DirectoryId
+	FileName    string
+}
+
+type ListFilesResult struct {
+	Files []FileEntry
+	Error string `json:"error,omitempty"`
+}
+
+func ListFiles(server string, directoryId DirectoryId, fileName string) (*ListFilesResult, error) {
+	var ret ListFilesResult
+	if err := call(server, ApiRequest{Command: "listFiles", DirectoryId: directoryId, FileName: fileName}, &ret); err == nil {
+		if ret.Error != "" {
+			return nil, errors.New(ret.Error)
+		}
+		return &ret, nil
+	} else {
+		return nil, err
+	}
+}
+
+type ListDirectoriesResult struct {
+	Directories []DirectoryEntry
+	Error       string `json:"error,omitempty"`
+}
+
+func ListDirectories(server string, directoryId DirectoryId) (*ListDirectoriesResult, error) {
+	var ret ListDirectoriesResult
+	if err := call(server, ApiRequest{Command: "listDirectories", DirectoryId: directoryId}, &ret); err == nil {
+		if ret.Error != "" {
+			return nil, errors.New(ret.Error)
+		}
+		return &ret, nil
+	} else {
+		return nil, err
+	}
+}
+
+func call(server string, request ApiRequest, ret interface{}) error {
+	b, err := json.Marshal(request)
+	if err != nil {
+		fmt.Println("error:", err)
+		return nil
+	}
+	values := make(url.Values)
+	values.Add("request", string(b))
+	jsonBlob, err := util.Post("http://"+server+"/__api__", values)
+	if err != nil {
+		return err
+	}
+	err = json.Unmarshal(jsonBlob, ret)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
diff --git a/go/filer/operations.go b/go/filer/operations.go
deleted file mode 100644
index 7e89b534d..000000000
--- a/go/filer/operations.go
+++ /dev/null
@@ -1,58 +0,0 @@
-package filer
-
-import ()
-
-import (
-	"code.google.com/p/weed-fs/go/util"
-	"encoding/json"
-	"errors"
-	_ "fmt"
-	"net/url"
-	"strconv"
-)
-
-type ListFilesResult struct {
-	Files []FileEntry
-	Error string `json:"error,omitempty"`
-}
-
-func ListFiles(server string, directoryId DirectoryId, fileName string) (*ListFilesResult, error) {
-	values := make(url.Values)
-	values.Add("directoryId", strconv.Itoa(int(directoryId)))
-	jsonBlob, err := util.Post("http://"+server+"/dir/lookup", values)
-	if err != nil {
-		return nil, err
-	}
-	var ret ListFilesResult
-	err = json.Unmarshal(jsonBlob, &ret)
-	if err != nil {
-		return nil, err
-	}
-	if ret.Error != "" {
-		return nil, errors.New(ret.Error)
-	}
-	return &ret, nil
-}
-
-type ListDirectoriesResult struct {
-	Directories []DirectoryEntry
-	Error       string `json:"error,omitempty"`
-}
-
-func ListDirectories(server string, directoryId DirectoryId) (*ListDirectoriesResult, error) {
-	values := make(url.Values)
-	values.Add("directoryId", strconv.Itoa(int(directoryId)))
-	jsonBlob, err := util.Post("http://"+server+"/dir/lookup", values)
-	if err != nil {
-		return nil, err
-	}
-	var ret ListDirectoriesResult
-	err = json.Unmarshal(jsonBlob, &ret)
-	if err != nil {
-		return nil, err
-	}
-	if ret.Error != "" {
-		return nil, errors.New(ret.Error)
-	}
-	return &ret, nil
-}
diff --git a/go/util/constants.go b/go/util/constants.go
index cd8cf72c9..5b7c1ee91 100644
--- a/go/util/constants.go
+++ b/go/util/constants.go
@@ -3,5 +3,5 @@ package util
 import ()
 
 const (
-	VERSION = "0.57 beta"
+	VERSION = "0.58"
 )
diff --git a/go/weed/mount.go b/go/weed/mount.go
index 51b5e6919..23f85f567 100644
--- a/go/weed/mount.go
+++ b/go/weed/mount.go
@@ -1,16 +1,6 @@
 package main
 
 import (
-	"bazil.org/fuse"
-	"bazil.org/fuse/fs"
-	"code.google.com/p/weed-fs/go/filer"
-	"code.google.com/p/weed-fs/go/glog"
-	"code.google.com/p/weed-fs/go/storage"
-	"code.google.com/p/weed-fs/go/util"
-	"fmt"
-	"os"
-	"os/signal"
-	"runtime"
 )
 
 type MountOptions struct {
@@ -40,105 +30,9 @@ var cmdMount = &Command{
   These 2 requirements can be achieved with one command "weed server -filer=true"
 
   This uses bazil.org/fuse, whichenables writing FUSE file systems on
-  FreeBSD, Linux, and OS X.
+  Linux, and OS X.
 
   On OS X, it requires OSXFUSE (http://osxfuse.github.com/).
 
   `,
 }
-
-func runMount(cmd *Command, args []string) bool {
-	fmt.Printf("This is Weed File System version %s %s %s\n", util.VERSION, runtime.GOOS, runtime.GOARCH)
-	if *mountOptions.dir == "" {
-		fmt.Printf("Please specify the mount directory via \"-dir\"")
-		return false
-	}
-
-	c, err := fuse.Mount(*mountOptions.dir)
-	if err != nil {
-		glog.Fatal(err)
-		return false
-	}
-
-	signalChan := make(chan os.Signal, 1)
-	signal.Notify(signalChan, os.Interrupt)
-	go func() {
-		for _ = range signalChan {
-			// sig is a ^C, handle it
-			fuse.Unmount(*mountOptions.dir)
-			c.Close()
-			os.Exit(0)
-		}
-	}()
-
-	err = fs.Serve(c, WFS{})
-	if err != nil {
-		fuse.Unmount(*mountOptions.dir)
-	}
-
-	// check if the mount process has an error to report
-	<-c.Ready
-	if err := c.MountError; err != nil {
-		glog.Fatal(err)
-	}
-
-	return true
-}
-
-type File struct {
-	FileId filer.FileId
-	Name   string
-}
-
-func (File) Attr() fuse.Attr {
-	return fuse.Attr{Mode: 0444}
-}
-func (File) ReadAll(intr fs.Intr) ([]byte, fuse.Error) {
-	return []byte("hello, world\n"), nil
-}
-
-type Dir struct {
-	DirectoryId filer.DirectoryId
-	Name        string
-}
-
-func (dir Dir) Attr() fuse.Attr {
-	return fuse.Attr{Inode: 1, Mode: os.ModeDir | 0555}
-}
-
-func (dir Dir) Lookup(name string, intr fs.Intr) (fs.Node, fuse.Error) {
-	files_result, e := filer.ListFiles(*mountOptions.filer, dir.DirectoryId, name)
-	if e != nil {
-		return nil, fuse.ENOENT
-	}
-	if len(files_result.Files) > 0 {
-		return File{files_result.Files[0].Id, files_result.Files[0].Name}, nil
-	}
-	return nil, fmt.Errorf("File Not Found for %s", name)
-}
-
-type WFS struct{}
-
-func (WFS) Root() (fs.Node, fuse.Error) {
-	return Dir{}, nil
-}
-
-func (dir *Dir) ReadDir(intr fs.Intr) ([]fuse.Dirent, fuse.Error) {
-	ret := make([]fuse.Dirent, 0)
-	if dirs, e := filer.ListDirectories(*mountOptions.filer, dir.DirectoryId); e == nil {
-		for _, d := range dirs.Directories {
-			dirId := uint64(d.Id)
-			ret = append(ret, fuse.Dirent{Inode: dirId, Name: d.Name, Type: fuse.DT_Dir})
-		}
-	}
-	if files, e := filer.ListFiles(*mountOptions.filer, dir.DirectoryId, ""); e == nil {
-		for _, f := range files.Files {
-			if fileId, e := storage.ParseFileId(string(f.Id)); e == nil {
-				fileInode := uint64(fileId.VolumeId)<<32 + fileId.Key
-				ret = append(ret, fuse.Dirent{Inode: fileInode, Name: f.Name, Type: fuse.DT_File})
-			}
-
-		}
-	}
-	return ret, nil
-}
diff --git a/go/weed/mount_notsupported.go b/go/weed/mount_notsupported.go
new file mode 100644
index 000000000..bc77ffa16
--- /dev/null
+++ b/go/weed/mount_notsupported.go
@@ -0,0 +1,15 @@
+// +build !linux
+// +build !darwin
+
+package main
+
+import (
+	"fmt"
+	"runtime"
+)
+
+func runMount(cmd *Command, args []string) bool {
+	fmt.Printf("Mount is not supported on %s %s\n", runtime.GOOS, runtime.GOARCH)
+
+	return true
+}
diff --git a/go/weed/mount_std.go b/go/weed/mount_std.go
new file mode 100644
index 000000000..5d01a0f87
--- /dev/null
+++ b/go/weed/mount_std.go
@@ -0,0 +1,112 @@
+// +build linux darwin
+
+package main
+
+import (
+	"bazil.org/fuse"
+	"bazil.org/fuse/fs"
+	"code.google.com/p/weed-fs/go/filer"
+	"code.google.com/p/weed-fs/go/glog"
+	"code.google.com/p/weed-fs/go/storage"
+	"code.google.com/p/weed-fs/go/util"
+	"fmt"
+	"os"
+	"os/signal"
+	"runtime"
+)
+
+func runMount(cmd *Command, args []string) bool {
+	fmt.Printf("This is Weed File System version %s %s %s\n", util.VERSION, runtime.GOOS, runtime.GOARCH)
+	if *mountOptions.dir == "" {
+		fmt.Printf("Please specify the mount directory via \"-dir\"")
+		return false
+	}
+
+	c, err := fuse.Mount(*mountOptions.dir)
+	if err != nil {
+		glog.Fatal(err)
+		return false
+	}
+
+	signalChan := make(chan os.Signal, 1)
+	signal.Notify(signalChan, os.Interrupt)
+	go func() {
+		for _ = range signalChan {
+			// sig is a ^C, handle it
+			fuse.Unmount(*mountOptions.dir)
+			c.Close()
+			os.Exit(0)
+		}
+	}()
+
+	err = fs.Serve(c, WFS{})
+	if err != nil {
+		fuse.Unmount(*mountOptions.dir)
+	}
+
+	// check if the mount process has an error to report
+	<-c.Ready
+	if err := c.MountError; err != nil {
+		glog.Fatal(err)
+	}
+
+	return true
+}
+
+type File struct {
+	FileId filer.FileId
+	Name   string
+}
+
+func (File) Attr() fuse.Attr {
+	return fuse.Attr{Mode: 0444}
+}
+func (File) ReadAll(intr fs.Intr) ([]byte, fuse.Error) {
+	return []byte("hello, world\n"), nil
+}
+
+type Dir struct {
+	DirectoryId filer.DirectoryId
+	Name        string
+}
+
+func (dir Dir) Attr() fuse.Attr {
+	return fuse.Attr{Inode: 1, Mode: os.ModeDir | 0555}
+}
+
+func (dir Dir) Lookup(name string, intr fs.Intr) (fs.Node, fuse.Error) {
+	files_result, e := filer.ListFiles(*mountOptions.filer, dir.DirectoryId, name)
+	if e != nil {
+		return nil, fuse.ENOENT
+	}
+	if len(files_result.Files) > 0 {
+		return File{files_result.Files[0].Id, files_result.Files[0].Name}, nil
+	}
+	return nil, fmt.Errorf("File Not Found for %s", name)
+}
+
+type WFS struct{}
+
+func (WFS) Root() (fs.Node, fuse.Error) {
+	return Dir{}, nil
+}
+
+func (dir *Dir) ReadDir(intr fs.Intr) ([]fuse.Dirent, fuse.Error) {
+	ret := make([]fuse.Dirent, 0)
+	if dirs, e := filer.ListDirectories(*mountOptions.filer, dir.DirectoryId); e == nil {
+		for _, d := range dirs.Directories {
+			dirId := uint64(d.Id)
+			ret = append(ret, fuse.Dirent{Inode: dirId, Name: d.Name, Type: fuse.DT_Dir})
+		}
+	}
+	if files, e := filer.ListFiles(*mountOptions.filer, dir.DirectoryId, ""); e == nil {
+		for _, f := range files.Files {
+			if fileId, e := storage.ParseFileId(string(f.Id)); e == nil {
+				fileInode := uint64(fileId.VolumeId)<<48 + fileId.Key
+				ret = append(ret, fuse.Dirent{Inode: fileInode, Name: f.Name, Type: fuse.DT_File})
+			}
+
+		}
+	}
+	return ret, nil
+}
diff --git a/go/weed/weed_server/filer_server.go b/go/weed/weed_server/filer_server.go
index 996de5020..94b4a501d 100644
--- a/go/weed/weed_server/filer_server.go
+++ b/go/weed/weed_server/filer_server.go
@@ -26,6 +26,7 @@ func NewFilerServer(r *http.ServeMux, port int, master string, dir string, colle
 		return
 	}
 
+	r.HandleFunc("/__api__", fs.filerApiHandler)
 	r.HandleFunc("/", fs.filerHandler)
 
 	return fs, nil
diff --git a/go/weed/weed_server/filer_server_handlers_api.go b/go/weed/weed_server/filer_server_handlers_api.go
new file mode 100644
index 000000000..62b51ed1d
--- /dev/null
+++ b/go/weed/weed_server/filer_server_handlers_api.go
@@ -0,0 +1,20 @@
+package weed_server
+
+import (
+	"net/http"
+)
+
+func (fs *FilerServer) filerApiHandler(w http.ResponseWriter, r *http.Request) {
+	switch r.Method {
+	case "GET":
+		fs.GetOrHeadHandler(w, r, true)
+	case "HEAD":
+		fs.GetOrHeadHandler(w, r, false)
+	case "DELETE":
+		fs.DeleteHandler(w, r)
+	case "PUT":
+		fs.PostHandler(w, r)
+	case "POST":
+		fs.PostHandler(w, r)
+	}
+}