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update_dynamic_config.go
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update_dynamic_config.go
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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 brokers
import (
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/streamnative/pulsarctl/pkg/cmdutils"
"github.com/streamnative/pulsarctl/pkg/pulsar"
)
func updateDynamicConfig(vc *cmdutils.VerbCmd) {
desc := pulsar.LongDescription{}
desc.CommandUsedFor = "Update dynamic-serviceConfiguration of broker"
desc.CommandPermission = "This command requires super-user permissions."
var examples []pulsar.Example
list := pulsar.Example{
Desc: "Update dynamic-serviceConfiguration of broker",
Command: "pulsarctl brokers update-dynamic-config --config (config name) --value (config value)",
}
examples = append(examples, list)
desc.CommandExamples = examples
var out []pulsar.Output
successOut := pulsar.Output{
Desc: "normal output",
Out: "Update dynamic config: (configName) successful.",
}
failOut := pulsar.Output{
Desc: "Can't update non-dynamic configuration, please check `--config` arg.",
Out: "[✖] code: 412 reason: Can't update non-dynamic configuration",
}
out = append(out, successOut, failOut)
desc.CommandOutput = out
vc.SetDescription(
"update-dynamic-config",
"Update dynamic-serviceConfiguration of broker",
desc.ToString(),
desc.ExampleToString(),
"update-dynamic-config")
brokerData := &pulsar.BrokerData{}
vc.SetRunFunc(func() error {
return doUpdateDynamic(vc, brokerData)
})
// register the params
vc.FlagSetGroup.InFlagSet("BrokerData", func(flagSet *pflag.FlagSet) {
flagSet.StringVar(
&brokerData.ConfigName,
"config",
"",
"service-configuration name")
flagSet.StringVar(
&brokerData.ConfigValue,
"value",
"",
"service-configuration value")
cobra.MarkFlagRequired(flagSet, "config")
cobra.MarkFlagRequired(flagSet, "value")
})
}
func doUpdateDynamic(vc *cmdutils.VerbCmd, brokerData *pulsar.BrokerData) error {
admin := cmdutils.NewPulsarClient()
err := admin.Brokers().UpdateDynamicConfiguration(brokerData.ConfigName, brokerData.ConfigValue)
if err != nil {
cmdutils.PrintError(vc.Command.OutOrStderr(), err)
} else {
vc.Command.Printf("Update dynamic config: %s successful.", brokerData.ConfigName)
}
return err
}