Add support for reading and saving config on Gateway. (#4463)
This is also a first step towards supporting bucket notification for gateway.master
Harshavardhana
8 years ago
parent
4fb5fc72d7
commit
f99f218999
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/* |
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* Minio Cloud Storage, (C) 2017 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 cmd |
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import ( |
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"errors" |
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"os" |
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"path/filepath" |
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"strings" |
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"time" |
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"github.com/minio/cli" |
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) |
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// Check for updates and print a notification message
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func checkUpdate(mode string) { |
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// Its OK to ignore any errors during getUpdateInfo() here.
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if older, downloadURL, err := getUpdateInfo(1*time.Second, mode); err == nil { |
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if updateMsg := computeUpdateMessage(downloadURL, older); updateMsg != "" { |
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log.Println(updateMsg) |
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} |
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} |
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} |
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func enableLoggers() { |
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fileLogTarget := serverConfig.Logger.GetFile() |
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if fileLogTarget.Enable { |
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err := InitFileLogger(&fileLogTarget) |
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fatalIf(err, "Unable to initialize file logger") |
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log.AddTarget(fileLogTarget) |
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} |
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consoleLogTarget := serverConfig.Logger.GetConsole() |
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if consoleLogTarget.Enable { |
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InitConsoleLogger(&consoleLogTarget) |
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} |
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log.SetConsoleTarget(consoleLogTarget) |
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} |
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func initConfig() { |
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// Config file does not exist, we create it fresh and return upon success.
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if isFile(getConfigFile()) { |
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fatalIf(migrateConfig(), "Config migration failed.") |
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fatalIf(loadConfig(), "Unable to load config version: '%s'.", v19) |
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} else { |
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fatalIf(newConfig(), "Unable to initialize minio config for the first time.") |
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log.Println("Created minio configuration file successfully at " + getConfigDir()) |
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} |
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} |
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func handleCommonCmdArgs(ctx *cli.Context) { |
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// Set configuration directory.
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{ |
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// Get configuration directory from command line argument.
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configDir := ctx.String("config-dir") |
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if !ctx.IsSet("config-dir") && ctx.GlobalIsSet("config-dir") { |
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configDir = ctx.GlobalString("config-dir") |
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} |
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if configDir == "" { |
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fatalIf(errors.New("empty directory"), "Configuration directory cannot be empty.") |
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} |
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// Disallow relative paths, figure out absolute paths.
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configDirAbs, err := filepath.Abs(configDir) |
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fatalIf(err, "Unable to fetch absolute path for config directory %s", configDir) |
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setConfigDir(configDirAbs) |
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} |
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} |
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func handleCommonEnvVars() { |
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// Start profiler if env is set.
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if profiler := os.Getenv("_MINIO_PROFILER"); profiler != "" { |
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globalProfiler = startProfiler(profiler) |
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} |
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// Check if object cache is disabled.
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globalXLObjCacheDisabled = strings.EqualFold(os.Getenv("_MINIO_CACHE"), "off") |
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accessKey := os.Getenv("MINIO_ACCESS_KEY") |
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secretKey := os.Getenv("MINIO_SECRET_KEY") |
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if accessKey != "" && secretKey != "" { |
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cred, err := createCredential(accessKey, secretKey) |
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fatalIf(err, "Invalid access/secret Key set in environment.") |
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// credential Envs are set globally.
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globalIsEnvCreds = true |
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globalActiveCred = cred |
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} |
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if browser := os.Getenv("MINIO_BROWSER"); browser != "" { |
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browserFlag, err := ParseBrowserFlag(browser) |
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if err != nil { |
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fatalIf(errors.New("invalid value"), "Unknown value ‘%s’ in MINIO_BROWSER environment variable.", browser) |
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} |
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// browser Envs are set globally, this does not represent
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// if browser is turned off or on.
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globalIsEnvBrowser = true |
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globalIsBrowserEnabled = bool(browserFlag) |
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} |
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} |
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