/
admin-config-set.go
131 lines (106 loc) · 3.56 KB
/
admin-config-set.go
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/*
* MinIO Client (C) 2017-2019 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cmd
import (
"fmt"
"strings"
"github.com/fatih/color"
"github.com/minio/cli"
json "github.com/minio/mc/pkg/colorjson"
"github.com/minio/mc/pkg/probe"
"github.com/minio/minio/pkg/console"
"github.com/minio/minio/pkg/madmin"
)
var adminConfigSetCmd = cli.Command{
Name: "set",
Usage: "interactively set a config key parameters",
Before: setGlobalsFromContext,
Action: mainAdminConfigSet,
Flags: append(adminConfigEnvFlags, globalFlags...),
CustomHelpTemplate: `NAME:
{{.HelpName}} - {{.Usage}}
USAGE:
{{.HelpName}} TARGET
FLAGS:
{{range .VisibleFlags}}{{.}}
{{end}}
EXAMPLES:
1. Enable webhook notification target for MinIO server.
{{.Prompt}} {{.HelpName}} myminio/ notify_webhook endpoint="http://localhost:8080/minio/events"
2. Change region name for the MinIO server to 'us-west-1'.
{{.Prompt}} {{.HelpName}} myminio/ region name=us-west-1
`,
}
// configSetMessage container to hold locks information.
type configSetMessage struct {
Status string `json:"status"`
targetAlias string
}
// String colorized service status message.
func (u configSetMessage) String() (msg string) {
msg += console.Colorize("SetConfigSuccess",
"Setting new key has been successful.\n")
suggestion := fmt.Sprintf("mc admin service restart %s", u.targetAlias)
msg += console.Colorize("SetConfigSuccess",
fmt.Sprintf("Please restart your server with `%s`.\n", suggestion))
return
}
// JSON jsonified service status message.
func (u configSetMessage) JSON() string {
u.Status = "success"
statusJSONBytes, e := json.MarshalIndent(u, "", " ")
fatalIf(probe.NewError(e), "Unable to marshal into JSON.")
return string(statusJSONBytes)
}
// checkAdminConfigSetSyntax - validate all the passed arguments
func checkAdminConfigSetSyntax(ctx *cli.Context) {
if !ctx.Args().Present() && len(ctx.Args()) < 1 {
cli.ShowCommandHelpAndExit(ctx, "set", 1) // last argument is exit code
}
}
// main config set function
func mainAdminConfigSet(ctx *cli.Context) error {
// Check command arguments
checkAdminConfigSetSyntax(ctx)
// Set color preference of command outputs
console.SetColor("SetConfigSuccess", color.New(color.FgGreen, color.Bold))
// Get the alias parameter from cli
args := ctx.Args()
aliasedURL := args.Get(0)
// Create a new MinIO Admin Client
client, err := newAdminClient(aliasedURL)
fatalIf(err, "Unable to initialize admin connection.")
input := strings.Join(args.Tail(), " ")
if !strings.Contains(input, madmin.KvSeparator) {
// Call get config API
hr, e := client.HelpConfigKV(globalContext, args.Get(1), args.Get(2), ctx.IsSet("env"))
fatalIf(probe.NewError(e), "Cannot get help for the sub-system")
// Print
printMsg(configHelpMessage{
Value: hr,
envOnly: ctx.IsSet("env"),
})
return nil
}
// Call set config API
fatalIf(probe.NewError(client.SetConfigKV(globalContext, input)),
"Cannot set '%s' to server", input)
// Print set config result
printMsg(configSetMessage{
targetAlias: aliasedURL,
})
return nil
}