mirror of
https://github.com/vmware-tanzu/velero.git
synced 2026-01-07 05:46:37 +00:00
c8223608ba
* Add --cacert flag to velero cli commands Adds a --cacert flag to the log and describe commands that takes a path to a PEM-encoded certificate bundle as an alternative to --insecure-skip-tls-verify for dealing with self-signed certificates. Signed-off-by: Sam Lucidi <slucidi@redhat.com>
130 lines
2.9 KiB
Go
130 lines
2.9 KiB
Go
/*
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Copyright 2018, 2019 the Velero contributors.
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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 client
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import (
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"encoding/json"
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"os"
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"path/filepath"
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"strings"
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"github.com/pkg/errors"
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)
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const (
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ConfigKeyNamespace = "namespace"
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ConfigKeyFeatures = "features"
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ConfigKeyCACert = "cacert"
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)
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// VeleroConfig is a map of strings to interface{} for deserializing Velero client config options.
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// The alias is a way to attach type-asserting convenience methods.
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type VeleroConfig map[string]interface{}
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// LoadConfig loads the Velero client configuration file and returns it as a VeleroConfig. If the
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// file does not exist, an empty map is returned.
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func LoadConfig() (VeleroConfig, error) {
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fileName := configFileName()
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_, err := os.Stat(fileName)
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if os.IsNotExist(err) {
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// If the file isn't there, just return an empty map
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return VeleroConfig{}, nil
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}
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if err != nil {
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// For any other Stat() error, return it
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return nil, errors.WithStack(err)
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}
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configFile, err := os.Open(fileName)
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if err != nil {
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return nil, errors.WithStack(err)
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}
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defer configFile.Close()
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var config VeleroConfig
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if err := json.NewDecoder(configFile).Decode(&config); err != nil {
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return nil, errors.WithStack(err)
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}
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return config, nil
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}
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// SaveConfig saves the passed in config map to the Velero client configuration file.
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func SaveConfig(config VeleroConfig) error {
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fileName := configFileName()
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// Try to make the directory in case it doesn't exist
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dir := filepath.Dir(fileName)
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if err := os.MkdirAll(dir, 0700); err != nil {
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return errors.WithStack(err)
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}
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configFile, err := os.OpenFile(fileName, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0600)
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if err != nil {
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return errors.WithStack(err)
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}
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defer configFile.Close()
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return json.NewEncoder(configFile).Encode(&config)
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}
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func (c VeleroConfig) Namespace() string {
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val, ok := c[ConfigKeyNamespace]
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if !ok {
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return ""
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}
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ns, ok := val.(string)
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if !ok {
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return ""
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}
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return ns
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}
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func (c VeleroConfig) Features() []string {
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val, ok := c[ConfigKeyFeatures]
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if !ok {
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return []string{}
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}
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features, ok := val.(string)
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if !ok {
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return []string{}
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}
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return strings.Split(features, ",")
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}
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func (c VeleroConfig) CACertFile() string {
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val, ok := c[ConfigKeyCACert]
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if !ok {
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return ""
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}
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caCertFile, ok := val.(string)
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if !ok {
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return ""
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}
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return caCertFile
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}
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func configFileName() string {
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return filepath.Join(os.Getenv("HOME"), ".config", "velero", "config.json")
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}
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