/
event-list.go
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/
event-list.go
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// Copyright (c) 2015-2021 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"
"fmt"
"github.com/fatih/color"
"github.com/minio/cli"
json "github.com/minio/colorjson"
"github.com/filswan/fs3-mc/pkg/probe"
"github.com/minio/minio/pkg/console"
)
var (
eventListFlags = []cli.Flag{}
)
var eventListCmd = cli.Command{
Name: "list",
Usage: "list bucket notifications",
Action: mainEventList,
OnUsageError: onUsageError,
Before: setGlobalsFromContext,
Flags: append(eventListFlags, globalFlags...),
CustomHelpTemplate: `NAME:
{{.HelpName}} - {{.Usage}}
USAGE:
{{.HelpName}} TARGET ARN [FLAGS]
FLAGS:
{{range .VisibleFlags}}{{.}}
{{end}}
EXAMPLES:
1. List notification configurations associated to a specific arn
{{.Prompt}} {{.HelpName}} myminio/mybucket arn:aws:sqs:us-west-2:444455556666:your-queue
2. List all notification configurations
{{.Prompt}} {{.HelpName}} s3/mybucket
`,
}
// checkEventListSyntax - validate all the passed arguments
func checkEventListSyntax(ctx *cli.Context) {
if len(ctx.Args()) != 2 && len(ctx.Args()) != 1 {
cli.ShowCommandHelpAndExit(ctx, "list", 1) // last argument is exit code
}
}
// eventListMessage container
type eventListMessage struct {
Status string `json:"status"`
ID string `json:"id"`
Event []string `json:"event"`
Prefix string `json:"prefix"`
Suffix string `json:"suffix"`
Arn string `json:"arn"`
}
func (u eventListMessage) JSON() string {
u.Status = "success"
eventListMessageJSONBytes, e := json.MarshalIndent(u, "", " ")
fatalIf(probe.NewError(e), "Unable to marshal into JSON.")
return string(eventListMessageJSONBytes)
}
func (u eventListMessage) String() string {
msg := console.Colorize("ARN", fmt.Sprintf("%s ", u.Arn))
for i, event := range u.Event {
msg += console.Colorize("Event", event)
if i != len(u.Event)-1 {
msg += ","
}
}
msg += console.Colorize("Filter", " Filter: ")
if u.Prefix != "" {
msg += console.Colorize("Filter", fmt.Sprintf("prefix=\"%s\"", u.Prefix))
}
if u.Suffix != "" {
msg += console.Colorize("Filter", fmt.Sprintf("suffix=\"%s\"", u.Suffix))
}
return msg
}
func mainEventList(cliCtx *cli.Context) error {
ctx, cancelEventList := context.WithCancel(globalContext)
defer cancelEventList()
console.SetColor("ARN", color.New(color.FgGreen, color.Bold))
console.SetColor("Event", color.New(color.FgCyan, color.Bold))
console.SetColor("Filter", color.New(color.Bold))
checkEventListSyntax(cliCtx)
args := cliCtx.Args()
path := args[0]
arn := ""
if len(args) > 1 {
arn = args[1]
}
client, err := newClient(path)
if err != nil {
fatalIf(err.Trace(), "Unable to parse the provided url.")
}
s3Client, ok := client.(*S3Client)
if !ok {
fatalIf(errDummy().Trace(), "The provided url doesn't point to a S3 server.")
}
configs, err := s3Client.ListNotificationConfigs(ctx, arn)
fatalIf(err, "Unable to list notifications on the specified bucket.")
for _, config := range configs {
printMsg(eventListMessage{
Event: config.Events,
Prefix: config.Prefix,
Suffix: config.Suffix,
Arn: config.Arn,
ID: config.ID})
}
return nil
}