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109 lines
3.2 KiB
Go
109 lines
3.2 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 main
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import (
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"fmt"
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"github.com/minio/cli"
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"github.com/minio/mc/pkg/client"
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"github.com/minio/mc/pkg/console"
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"github.com/minio/minio/pkg/iodine"
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)
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// Help message.
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var accessCmd = cli.Command{
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Name: "access",
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Usage: "Set access permissions",
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Action: runAccessCmd,
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CustomHelpTemplate: `Name:
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mc {{.Name}} - {{.Usage}}
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USAGE:
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mc {{.Name}}{{if .Flags}} [ARGS...]{{end}} PERMISSION TARGET [TARGET...] {{if .Description}}
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DESCRIPTION:
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{{.Description}}{{end}}{{if .Flags}}
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FLAGS:
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{{range .Flags}}{{.}}
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{{end}}{{ end }}
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EXAMPLES:
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1. Set bucket to "private" on Amazon S3 cloud storage.
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$ mc {{.Name}} private https://s3.amazonaws.com/burningman2011
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2. Set bucket to "public" on Amazon S3 cloud storage.
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$ mc {{.Name}} public https://s3.amazonaws.com/shared
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3. Set bucket to "authenticated" on Amazon S3 cloud storage to provide read access to IAM Authenticated Users group.
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$ mc {{.Name}} authenticated https://s3.amazonaws.com/shared-authenticated
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4. Set folder to world readwrite (chmod 777) on local filesystem.
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$ mc {{.Name}} public /shared/Music
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`,
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}
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func runAccessCmd(ctx *cli.Context) {
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if !ctx.Args().Present() || ctx.Args().First() == "help" {
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cli.ShowCommandHelpAndExit(ctx, "access", 1) // last argument is exit code
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}
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config := mustGetMcConfig()
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acl := bucketACL(ctx.Args().First())
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if !acl.isValidBucketACL() {
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console.Fatalf("Valid types are [private, public, readonly]. %s\n", errInvalidACL{acl: acl.String()})
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}
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for _, arg := range ctx.Args().Tail() {
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targetURL, err := getExpandedURL(arg, config.Aliases)
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if err != nil {
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switch e := iodine.ToError(err).(type) {
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case errUnsupportedScheme:
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console.Fatalf("Unknown type of URL %s. %s\n", e.url, err)
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default:
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console.Fatalf("Unable to parse argument %s. %s\n", arg, err)
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}
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}
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msg, err := doUpdateAccessCmd(targetURL, acl)
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if err != nil {
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console.Fatalln(msg)
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}
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console.Infoln(msg)
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}
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}
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func doUpdateAccessCmd(targetURL string, targetACL bucketACL) (string, error) {
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var err error
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var clnt client.Client
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clnt, err = target2Client(targetURL)
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if err != nil {
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msg := fmt.Sprintf("Unable to initialize client for ‘%s’", targetURL)
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return msg, NewIodine(iodine.New(err, nil))
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}
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return doUpdateAccess(clnt, targetACL)
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}
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func doUpdateAccess(clnt client.Client, targetACL bucketACL) (string, error) {
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err := clnt.SetBucketACL(targetACL.String())
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if err != nil {
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msg := fmt.Sprintf("Failed to add bucket access policy for URL ‘%s’", clnt.URL().String())
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return msg, NewIodine(iodine.New(err, nil))
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}
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return "Bucket access policy updated successfully : " + clnt.URL().String(), nil
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}
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