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config.go
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config.go
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// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. 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 export
import (
"os"
"github.com/spf13/cobra"
"gopkg.in/yaml.v2"
"github.com/elastic/beats/v7/libbeat/cmd/instance"
"github.com/elastic/beats/v7/libbeat/common/cli"
)
// GenExportConfigCmd write to stdout the current configuration in the YAML format.
func GenExportConfigCmd(settings instance.Settings) *cobra.Command {
return &cobra.Command{
Use: "config",
Short: "Export current config to stdout",
Run: cli.RunWith(func(cmd *cobra.Command, args []string) error {
return exportConfig(settings)
}),
}
}
func exportConfig(settings instance.Settings) error {
settings.DisableConfigResolver = true
b, err := instance.NewInitializedBeat(settings)
if err != nil {
fatalfInitCmd(err)
}
var config map[string]interface{}
err = b.RawConfig.Unpack(&config)
if err != nil {
fatalf("Error unpacking config: %+v.", err)
}
res, err := yaml.Marshal(config)
if err != nil {
fatalf("Error converting config to YAML format: %+v.", err)
}
os.Stdout.Write(res)
return nil
}