mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-10 00:10:20 +00:00
76 lines
1.8 KiB
Go
76 lines
1.8 KiB
Go
/*
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Copyright 2018 The Kubernetes Authors.
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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 cephfs
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import (
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"errors"
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"fmt"
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)
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type volumeOptions struct {
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Monitors string `json:"monitors"`
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RootPath string `json:"rootPath"`
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User string `json:"user"`
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Mounter string `json:"mounter"`
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}
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func extractOption(dest *string, optionLabel string, options map[string]string) error {
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if opt, ok := options[optionLabel]; !ok {
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return errors.New("Missing required parameter " + optionLabel)
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} else {
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*dest = opt
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return nil
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}
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}
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func validateMounter(m string) error {
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switch m {
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case volumeMounter_fuse:
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case volumeMounter_kernel:
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default:
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return fmt.Errorf("Unknown mounter '%s'. Valid options are 'fuse' and 'kernel'", m)
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}
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return nil
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}
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func newVolumeOptions(volOptions map[string]string) (*volumeOptions, error) {
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var opts volumeOptions
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if err := extractOption(&opts.Monitors, "monitors", volOptions); err != nil {
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return nil, err
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}
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if err := extractOption(&opts.RootPath, "rootPath", volOptions); err != nil {
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return nil, err
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}
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if err := extractOption(&opts.User, "user", volOptions); err != nil {
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return nil, err
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}
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if err := extractOption(&opts.Mounter, "mounter", volOptions); err != nil {
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return nil, err
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}
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if err := validateMounter(opts.Mounter); err != nil {
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return nil, err
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}
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return &opts, nil
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}
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