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82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
/*
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* Minio Cloud Storage, (C) 2015 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package xl
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import (
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"github.com/minio/minio/pkg/probe"
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"github.com/minio/minio/pkg/xl/block"
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)
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// Info - return info about xl configuration
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func (xl API) Info() (nodeDiskMap map[string][]string, err *probe.Error) {
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nodeDiskMap = make(map[string][]string)
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for nodeName, n := range xl.nodes {
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disks, err := n.ListDisks()
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if err != nil {
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return nil, err.Trace()
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}
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diskList := make([]string, len(disks))
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for diskOrder, disk := range disks {
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diskList[diskOrder] = disk.GetPath()
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}
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nodeDiskMap[nodeName] = diskList
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}
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return nodeDiskMap, nil
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}
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// AttachNode - attach node
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func (xl API) AttachNode(hostname string, disks []string) *probe.Error {
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if hostname == "" || len(disks) == 0 {
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return probe.NewError(InvalidArgument{})
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}
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n, err := newNode(hostname)
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if err != nil {
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return err.Trace()
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}
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xl.nodes[hostname] = n
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for i, d := range disks {
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newDisk, err := block.New(d)
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if err != nil {
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continue
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}
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if err := newDisk.MakeDir(xl.config.XLName); err != nil {
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return err.Trace()
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}
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if err := n.AttachDisk(newDisk, i); err != nil {
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return err.Trace()
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}
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}
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return nil
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}
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// DetachNode - detach node
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func (xl API) DetachNode(hostname string) *probe.Error {
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delete(xl.nodes, hostname)
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return nil
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}
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// Rebalance - rebalance an existing xl with new disks and nodes
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func (xl API) Rebalance() *probe.Error {
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return probe.NewError(APINotImplemented{API: "management.Rebalance"})
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}
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// Heal - heal your xls
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func (xl API) Heal() *probe.Error {
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// TODO handle data heal
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return xl.healBuckets()
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}
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