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main.go
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main.go
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// Copyright (c) 2018 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"
_ "net/http/pprof" // pprof: for debug listen server if configured
"os"
"github.com/m3db/m3/src/cmd/services/m3collector/config"
"github.com/m3db/m3/src/collector/server"
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 configOpts configflag.Options
configOpts.Register()
flag.Parse()
var cfg config.Configuration
if err := configOpts.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)
}
// Set globals for etcd related packages.
etcd.SetGlobals()
server.Run(server.RunOptions{
Config: cfg,
})
}