featurebase/ctl/config.go
Ben Johnson 788386b49a
Implement 'config' CLI command.
Renames `config` to `generate-config` and implements a new `config`
command that generates the configuration file based on the current
state instead of printing a static string.
2017-05-22 09:30:14 -06:00

47 lines
1.3 KiB
Go

// Copyright 2017 Pilosa Corp.
//
// 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 ctl
import (
"context"
"fmt"
"io"
toml "github.com/pelletier/go-toml"
"github.com/pilosa/pilosa"
)
// ConfigCommand represents a command for printing a default config.
type ConfigCommand struct {
*pilosa.CmdIO
Config *pilosa.Config
}
// NewConfigCommand returns a new instance of ConfigCommand.
func NewConfigCommand(stdin io.Reader, stdout, stderr io.Writer) *ConfigCommand {
return &ConfigCommand{
CmdIO: pilosa.NewCmdIO(stdin, stdout, stderr),
}
}
// Run prints out the default config.
func (cmd *ConfigCommand) Run(ctx context.Context) error {
buf, err := toml.Marshal(*cmd.Config)
if err != nil {
return err
}
fmt.Fprintln(cmd.Stdout, string(buf))
return nil
}