/
ilm-rule-edit.go
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/
ilm-rule-edit.go
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// Copyright (c) 2015-2022 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package cmd
import (
"context"
"github.com/minio/cli"
json "github.com/minio/colorjson"
"github.com/minio/mc/cmd/ilm"
"github.com/minio/mc/pkg/probe"
minio "github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/lifecycle"
"github.com/minio/pkg/v2/console"
)
var ilmEditCmd = cli.Command{
Name: "edit",
Usage: "modify a lifecycle configuration rule with given id",
Action: mainILMEdit,
OnUsageError: onUsageError,
Before: setGlobalsFromContext,
Flags: append(ilmEditFlags, globalFlags...),
CustomHelpTemplate: `NAME:
{{.HelpName}} - {{.Usage}}
USAGE:
{{.HelpName}} [COMMAND FLAGS] TARGET
FLAGS:
{{range .VisibleFlags}}{{.}}
{{end}}
DESCRIPTION:
Modify a lifecycle configuration rule with given id.
EXAMPLES:
1. Modify the expiration date for an existing rule with id "rHTY.a123".
{{.Prompt}} {{.HelpName}} --id "rHTY.a123" --expiry-date "2020-09-17" s3/mybucket
2. Modify the expiration and transition days for an existing rule with id "hGHKijqpo123".
{{.Prompt}} {{.HelpName}} --id "hGHKijqpo123" --expiry-days "300" \
--transition-days "200" --storage-class "GLACIER" s3/mybucket
3. Disable the rule with id "rHTY.a123".
{{.Prompt}} {{.HelpName}} --id "rHTY.a123" --disable s3/mybucket
`,
}
var ilmEditFlags = append(
// Start by showing --id in edit command
[]cli.Flag{
cli.StringFlag{
Name: "id",
Usage: "id of the rule to be modified",
},
cli.BoolFlag{
Name: "disable",
Usage: "disable the rule",
},
cli.BoolFlag{
Name: "enable",
Usage: "enable the rule",
},
},
ilmAddFlags...,
)
type ilmEditMessage struct {
Status string `json:"status"`
Target string `json:"target"`
ID string `json:"id"`
}
func (i ilmEditMessage) String() string {
return console.Colorize(ilmThemeResultSuccess, "Lifecycle configuration rule with ID `"+i.ID+"` modified to "+i.Target+".")
}
func (i ilmEditMessage) JSON() string {
msgBytes, e := json.MarshalIndent(i, "", " ")
fatalIf(probe.NewError(e), "Unable to marshal into JSON.")
return string(msgBytes)
}
// Validate user given arguments
func checkILMEditSyntax(ctx *cli.Context) {
if len(ctx.Args()) != 1 {
showCommandHelpAndExit(ctx, globalErrorExitStatus)
}
id := ctx.String("id")
if id == "" {
fatalIf(errInvalidArgument(), "ID for lifecycle rule cannot be empty, please refer mc "+ctx.Command.FullName()+" --help for more details")
}
}
// Calls SetBucketLifecycle with the XML representation of lifecycleConfiguration type.
func mainILMEdit(cliCtx *cli.Context) error {
ctx, cancelILMEdit := context.WithCancel(globalContext)
defer cancelILMEdit()
checkILMEditSyntax(cliCtx)
setILMDisplayColorScheme()
args := cliCtx.Args()
urlStr := args.Get(0)
client, err := newClient(urlStr)
fatalIf(err.Trace(urlStr), "Unable to initialize client for "+urlStr)
// Configuration that is already set.
lfcCfg, _, err := client.GetLifecycle(ctx)
if err != nil {
if e := err.ToGoError(); minio.ToErrorResponse(e).Code == "NoSuchLifecycleConfiguration" {
lfcCfg = lifecycle.NewConfiguration()
} else {
fatalIf(err.Trace(args...), "Unable to fetch lifecycle rules for "+urlStr)
}
}
// Configuration that needs to be set is returned by ilm.GetILMConfigToSet.
// A new rule is added or the rule (if existing) is replaced
opts, err := ilm.GetLifecycleOptions(cliCtx)
fatalIf(err.Trace(args...), "Unable to generate new lifecycle rules for the input")
var rule *lifecycle.Rule
for i := range lfcCfg.Rules {
if lfcCfg.Rules[i].ID != opts.ID {
continue
}
rule = &lfcCfg.Rules[i]
break
}
if rule == nil {
fatalIf(errDummy(), "Unable to find rule id")
}
err = ilm.ApplyRuleFields(rule, opts)
fatalIf(err.Trace(args...), "Unable to generate new lifecycle rules for the input")
fatalIf(client.SetLifecycle(ctx, lfcCfg).Trace(urlStr), "Unable to set new lifecycle rules")
printMsg(ilmEditMessage{
Status: "success",
Target: urlStr,
ID: opts.ID,
})
return nil
}