main.go

// Copyright (c) 2016 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

package main

import (
	"flag"
	"fmt"
	"os"

	"github.com/m3db/m3/src/aggregator/server"
	"github.com/m3db/m3/src/cmd/services/m3aggregator/config"
	xconfig "github.com/m3db/m3/src/x/config"
	"github.com/m3db/m3/src/x/config/configflag"
	"github.com/m3db/m3/src/x/etcd"
)

func main() {
	var cfgOpts configflag.Options
	cfgOpts.Register()

	flag.Parse()

	// Set globals for etcd related packages.
	etcd.SetGlobals()

	var cfg config.Configuration
	if err := cfgOpts.MainLoad(&cfg, xconfig.Options{}); err != nil {
		// NB(r): Use fmt.Fprintf(os.Stderr, ...) to avoid etcd.SetGlobals()
		// sending stdlib "log" to black hole. Don't remove unless with good reason.
		fmt.Fprintf(os.Stderr, "error loading config: %v\n", err)
		os.Exit(1)
	}

	server.Run(server.RunOptions{
		Config: cfg,
	})
}