Moving gateway and storage driver to packages

pkgs/storage/file_storage.go

@@ -0,0 +1,22 @@
+package storage
+
+import (
+	"io/ioutil"
+	"os"
+	"path"
+	"path/filepath"
+)
+
+type FileStorage struct {
+	RootDir string
+}
+
+func (storage FileStorage) Get(objectPath string) ([]byte, error) {
+	return ioutil.ReadFile(path.Join(storage.RootDir, objectPath))
+
+}
+
+func (storage FileStorage) Put(objectPath string, object []byte) error {
+	os.MkdirAll(filepath.Dir(path.Join(storage.RootDir, objectPath)), 0700)
+	return ioutil.WriteFile(path.Join(storage.RootDir, objectPath), object, 0600)
+}

pkgs/storage/file_storage_test.go

@@ -0,0 +1,51 @@
+package storage
+
+import (
+	. "gopkg.in/check.v1"
+	"io/ioutil"
+	"os"
+)
+
+type FileStorageSuite struct{}
+
+var _ = Suite(&FileStorageSuite{})
+
+func makeTempTestDir() (string, error) {
+	return ioutil.TempDir("/tmp", "minio-test-")
+}
+
+func (s *FileStorageSuite) TestFileStoragePutAtRootPath(c *C) {
+	rootDir, err := makeTempTestDir()
+	c.Assert(err, IsNil)
+	defer os.RemoveAll(rootDir)
+
+	var storage ObjectStorage
+	storage = FileStorage{
+		RootDir: rootDir,
+	}
+
+	storage.Put("path1", []byte("object1"))
+
+	// assert object1 was created in correct path
+	object1, err := storage.Get("path1")
+	c.Assert(err, IsNil)
+	c.Assert(string(object1), Equals, "object1")
+}
+
+func (s *FileStorageSuite) TestFileStoragePutDirPath(c *C) {
+	rootDir, err := makeTempTestDir()
+	c.Assert(err, IsNil)
+	defer os.RemoveAll(rootDir)
+
+	var storage ObjectStorage
+	storage = FileStorage{
+		RootDir: rootDir,
+	}
+
+	storage.Put("path1/path2/path3", []byte("object"))
+
+	// assert object1 was created in correct path
+	object1, err := storage.Get("path1/path2/path3")
+	c.Assert(err, IsNil)
+	c.Assert(string(object1), Equals, "object")
+}

pkgs/storage/storage.go

@@ -0,0 +1,20 @@
+package storage
+
+import (
+	"fmt"
+	"github.com/gorilla/mux"
+	"net/http"
+)
+
+type ObjectStorage interface {
+	Get(path string) ([]byte, error)
+	Put(path string, object []byte) error
+}
+
+func RegisterStorageHandlers(router *mux.Router) {
+	router.HandleFunc("/storage/rpc", StorageHandler)
+}
+
+func StorageHandler(w http.ResponseWriter, req *http.Request) {
+	fmt.Fprintf(w, "Storage")
+}

pkgs/storage/storage_test.go

@@ -0,0 +1,27 @@
+package storage
+
+import (
+	"io/ioutil"
+	"log"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+)
+
+func TestPrintsStorage(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(StorageHandler))
+	defer server.Close()
+	res, err := http.Get(server.URL)
+	if err != nil {
+		log.Fatal(err)
+	}
+	body, err := ioutil.ReadAll(res.Body)
+	res.Body.Close()
+	if err != nil {
+		log.Fatal(err)
+	}
+	bodyString := string(body)
+	if bodyString != "Storage" {
+		log.Fatal("Expected 'Storage', Received '" + bodyString + "'")
+	}
+}