forked from rook/rook
Travis Nielsen
ba628c6307
- multiple file systems are allowed - multiple mds instances are allowed per file system. - a keyring is created per mds instance - double the desired mds instances are started, half in standby mode
92 lines
2.7 KiB
Go
92 lines
2.7 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 filesystem
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import (
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"fmt"
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"os"
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"strings"
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rc "github.com/rook/rook/cmd/rookctl/client"
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"github.com/rook/rook/cmd/rookctl/rook"
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"github.com/rook/rook/pkg/rook/client"
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"github.com/rook/rook/pkg/util/exec"
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"github.com/rook/rook/pkg/util/flags"
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"github.com/rook/rook/pkg/util/sys"
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"github.com/spf13/cobra"
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)
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var (
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mountFilesystemName string
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mountFilesystemPath string
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)
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var mountCmd = &cobra.Command{
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Use: "mount",
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Short: "Mounts a shared filesystem from the cluster to the given local mount point",
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}
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func init() {
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mountCmd.Flags().StringVarP(&mountFilesystemName, "name", "n", "", "Name of filesystem to mount (required)")
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mountCmd.Flags().StringVarP(&mountFilesystemPath, "path", "p", "", "Path to mount shared filesystem (required)")
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mountCmd.MarkFlagRequired("name")
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mountCmd.MarkFlagRequired("path")
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mountCmd.RunE = mountFilesystemEntry
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}
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func mountFilesystemEntry(cmd *cobra.Command, args []string) error {
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rook.SetupLogging()
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if err := flags.VerifyRequiredFlags(cmd, []string{"name", "path"}); err != nil {
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return err
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}
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c := rook.NewRookNetworkRestClient()
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e := &exec.CommandExecutor{}
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out, err := mountFilesystem(mountFilesystemName, mountFilesystemPath, c, e)
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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fmt.Println(out)
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return nil
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}
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func mountFilesystem(name, path string, c client.RookRestClient, executor exec.Executor) (string, error) {
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clientAccessInfo, err := c.GetClientAccessInfo()
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if err != nil {
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return "", err
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}
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if err := rc.VerifyClientAccessInfo(clientAccessInfo); err != nil {
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return "", err
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}
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monAddrs := rc.ProcessMonAddresses(clientAccessInfo)
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devicePath := strings.Join(monAddrs, ",") + ":/"
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options := fmt.Sprintf("name=%s,secret=%s,mds_namespace=%s", clientAccessInfo.UserName, clientAccessInfo.SecretKey, name)
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// runs a mount command in the general form of:
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// > mount -t ceph -o name=admin,secret=AQAWczxYpVlFGTAAb3UezRRtT3C+2hiiu/4fJA== 127.0.0.1:6790:/ /tmp/myfsmount
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if err := sys.MountDeviceWithOptions(devicePath, path, "ceph", options, executor); err != nil {
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return "", err
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}
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return fmt.Sprintf("succeeded mounting shared filesystem %s at '%s'", name, path), nil
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}
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