forked from rook/rook
134 lines
3.5 KiB
Go
134 lines
3.5 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 api
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import (
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"encoding/json"
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"net/http"
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ceph "github.com/rook/rook/pkg/cephmgr/client"
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"github.com/rook/rook/pkg/cephmgr/mds"
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"github.com/rook/rook/pkg/model"
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)
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// Gets a listing of file systems in this cluster.
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// GET
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// /filesystem
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func (h *Handler) GetFileSystems(w http.ResponseWriter, r *http.Request) {
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adminConn, ok := h.handleConnectToCeph(w)
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if !ok {
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return
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}
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defer adminConn.Shutdown()
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filesystems, err := ceph.ListFilesystems(adminConn)
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if err != nil {
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logger.Errorf("failed to list file systems: %+v", err)
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w.WriteHeader(http.StatusInternalServerError)
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return
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}
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result := make([]model.Filesystem, len(filesystems))
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for i, fs := range filesystems {
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result[i] = model.Filesystem{
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Name: fs.Name,
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MetadataPool: fs.MetadataPool,
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DataPools: fs.DataPools,
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}
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}
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FormatJsonResponse(w, result)
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}
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// Creates a new file system in this cluster.
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// POST
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// /filesystem
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func (h *Handler) CreateFileSystem(w http.ResponseWriter, r *http.Request) {
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fs, ok := handleReadFilesystemRequest(w, r, "create filesystem")
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if !ok {
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return
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}
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clusterInfo, err := h.config.GetClusterInfo()
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if err != nil {
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logger.Errorf("failed to get cluster info: %+v", err)
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w.WriteHeader(http.StatusInternalServerError)
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return
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}
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f := mds.NewFS(h.context, h.config.CephFactory, fs.Name, fs.PoolName)
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if err := f.CreateFilesystem(clusterInfo); err != nil {
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logger.Errorf("failed to create file system %s: %+v", fs.Name, err)
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w.WriteHeader(http.StatusInternalServerError)
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return
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}
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if err := h.config.ClusterHandler.StartFileSystem(fs); err != nil {
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logger.Errorf("failed to start mds: %+v", err)
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w.WriteHeader(http.StatusInternalServerError)
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return
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}
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w.WriteHeader(http.StatusOK)
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}
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// Removes an existing filesystem from this cluster.
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// DELETE
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// /filesystem?name=<fsName>
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func (h *Handler) RemoveFileSystem(w http.ResponseWriter, r *http.Request) {
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fsName := r.URL.Query().Get("name")
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fs := &model.FilesystemRequest{
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Name: fsName,
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}
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if fs.Name == "" {
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logger.Errorf("filesystem missing required fields: %+v", fs)
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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if err := h.config.ClusterHandler.RemoveFileSystem(fs); err != nil {
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logger.Errorf("failed to remove file system: %+v", err)
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w.WriteHeader(http.StatusInternalServerError)
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return
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}
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logger.Debugf("started async deletion of file system")
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w.WriteHeader(http.StatusAccepted)
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}
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func handleReadFilesystemRequest(w http.ResponseWriter, r *http.Request, handlerName string) (*model.FilesystemRequest, bool) {
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body, ok := handleReadBody(w, r, handlerName)
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if !ok {
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return nil, false
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}
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var fsr model.FilesystemRequest
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if err := json.Unmarshal(body, &fsr); err != nil {
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logger.Errorf("failed to unmarshal filesystem request body '%s': %+v", string(body), err)
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w.WriteHeader(http.StatusBadRequest)
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return nil, false
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}
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if fsr.Name == "" {
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logger.Errorf("missing filesystem name: %+v", fsr)
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w.WriteHeader(http.StatusBadRequest)
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return nil, false
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}
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return &fsr, true
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}
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