mirror of
https://github.com/minio/mc.git
synced 2025-11-12 01:02:26 +03:00
142 lines
3.3 KiB
Go
142 lines
3.3 KiB
Go
/*
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* Minio Client (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 command
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import (
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"sync"
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"github.com/minio/minio/pkg/probe"
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"github.com/minio/minio/pkg/quick"
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)
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const (
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defaultAccessKey = "YOUR-ACCESS-KEY-HERE"
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defaultSecretKey = "YOUR-SECRET-KEY-HERE"
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)
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var (
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// set once during first load.
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cacheCfgV8 *configV8
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// All access to mc config file should be synchronized.
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cfgMutex = &sync.RWMutex{}
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)
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// hostConfig configuration of a host.
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type hostConfigV8 struct {
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URL string `json:"url"`
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AccessKey string `json:"accessKey"`
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SecretKey string `json:"secretKey"`
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API string `json:"api"`
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}
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// configV8 config version.
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type configV8 struct {
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Version string `json:"version"`
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Hosts map[string]hostConfigV8 `json:"hosts"`
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}
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// newConfigV8 - new config version.
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func newConfigV8() *configV8 {
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cfg := new(configV8)
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cfg.Version = globalMCConfigVersion
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cfg.Hosts = make(map[string]hostConfigV8)
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return cfg
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}
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// SetHost sets host config if not empty.
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func (c *configV8) setHost(alias string, cfg hostConfigV8) {
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if _, ok := c.Hosts[alias]; !ok {
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c.Hosts[alias] = cfg
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}
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}
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// load default values for missing entries.
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func (c *configV8) loadDefaults() {
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// Minio server running locally.
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c.setHost("local", hostConfigV8{
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URL: "http://localhost:9000",
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AccessKey: "",
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SecretKey: "",
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API: "S3v4",
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})
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// Amazon S3 cloud storage service.
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c.setHost("s3", hostConfigV8{
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URL: "https://s3.amazonaws.com",
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AccessKey: defaultAccessKey,
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SecretKey: defaultSecretKey,
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API: "S3v4",
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})
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// Google cloud storage service.
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c.setHost("gcs", hostConfigV8{
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URL: "https://storage.googleapis.com",
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AccessKey: defaultAccessKey,
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SecretKey: defaultSecretKey,
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API: "S3v2",
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})
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// Minio anonymous server for demo.
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c.setHost("play", hostConfigV8{
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URL: "https://play.minio.io:9000",
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AccessKey: "Q3AM3UQ867SPQQA43P2F",
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SecretKey: "zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG",
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API: "S3v4",
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})
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}
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// loadConfigV8 - loads a new config.
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func loadConfigV8() (*configV8, *probe.Error) {
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cfgMutex.RLock()
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defer cfgMutex.RUnlock()
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// Cached in private global variable.
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if cacheCfgV8 != nil {
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return cacheCfgV8, nil
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}
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if !isMcConfigExists() {
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return nil, errInvalidArgument().Trace()
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}
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mcCfgV8, err := quick.Load(mustGetMcConfigPath(), newConfigV8())
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fatalIf(err.Trace(), "Unable to load mc config file ‘"+mustGetMcConfigPath()+"’.")
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cfgV8 := mcCfgV8.Data().(*configV8)
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// cache it.
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cacheCfgV8 = cfgV8
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return cfgV8, nil
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}
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// saveConfigV8 - saves an updated config.
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func saveConfigV8(cfgV8 *configV8) *probe.Error {
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cfgMutex.Lock()
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defer cfgMutex.Unlock()
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qs, err := quick.New(cfgV8)
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if err != nil {
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return err.Trace()
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}
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// update the cache.
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cacheCfgV8 = cfgV8
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return qs.Save(mustGetMcConfigPath()).Trace(mustGetMcConfigPath())
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}
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