xl: Moved to minio/minio - fixes #1112

pkg/xl/node.go

@@ -0,0 +1,76 @@
+/*
+ * Minio Cloud Storage, (C) 2015 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package xl
+
+import (
+	"github.com/minio/minio/pkg/probe"
+	"github.com/minio/minio/pkg/xl/block"
+)
+
+// node struct internal
+type node struct {
+	hostname string
+	disks    map[int]block.Block
+}
+
+// newNode - instantiates a new node
+func newNode(hostname string) (node, *probe.Error) {
+	if hostname == "" {
+		return node{}, probe.NewError(InvalidArgument{})
+	}
+	disks := make(map[int]block.Block)
+	n := node{
+		hostname: hostname,
+		disks:    disks,
+	}
+	return n, nil
+}
+
+// GetHostname - return hostname
+func (n node) GetHostname() string {
+	return n.hostname
+}
+
+// ListDisks - return number of disks
+func (n node) ListDisks() (map[int]block.Block, *probe.Error) {
+	return n.disks, nil
+}
+
+// AttachDisk - attach a disk
+func (n node) AttachDisk(disk block.Block, diskOrder int) *probe.Error {
+	if diskOrder < 0 {
+		return probe.NewError(InvalidArgument{})
+	}
+	n.disks[diskOrder] = disk
+	return nil
+}
+
+// DetachDisk - detach a disk
+func (n node) DetachDisk(diskOrder int) *probe.Error {
+	delete(n.disks, diskOrder)
+	return nil
+}
+
+// SaveConfig - save node configuration
+func (n node) SaveConfig() *probe.Error {
+	return probe.NewError(NotImplemented{Function: "SaveConfig"})
+}
+
+// LoadConfig - load node configuration from saved configs
+func (n node) LoadConfig() *probe.Error {
+	return probe.NewError(NotImplemented{Function: "LoadConfig"})
+}