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testpop.go
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testpop.go
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// Copyright (c) 2015 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"
"regexp"
"github.com/uber-common/bark"
"github.com/uber/ringpop-go"
"github.com/uber/ringpop-go/discovery/jsonfile"
"github.com/uber/ringpop-go/swim"
log "github.com/Sirupsen/logrus"
"github.com/uber/tchannel-go"
)
var (
hostport = flag.String("listen", "127.0.0.1:3000", "hostport to start ringpop on")
hostfile = flag.String("hosts", "./hosts.json", "path to hosts file")
hostportPattern = regexp.MustCompile(`^(\d+.\d+.\d+.\d+):\d+$`)
)
func main() {
verbose := flag.Bool("verbose", false, "enable debug level logging")
flag.Parse()
if !hostportPattern.MatchString(*hostport) {
log.Fatalf("bad hostport: %s", *hostport)
}
ch, err := tchannel.NewChannel("ringpop", nil)
if err != nil {
log.Fatalf("could not create channel: %v", err)
}
logger := log.StandardLogger()
if *verbose {
logger.Level = log.DebugLevel
}
rp, _ := ringpop.New("ringpop",
ringpop.Channel(ch),
ringpop.Identity(*hostport),
ringpop.Logger(bark.NewLoggerFromLogrus(logger)),
)
if err := ch.ListenAndServe(*hostport); err != nil {
log.Fatalf("could not listen on %s: %v", *hostport, err)
}
opts := &swim.BootstrapOptions{}
opts.DiscoverProvider = jsonfile.New(*hostfile)
_, err = rp.Bootstrap(opts)
if err != nil {
log.Fatalf("bootstrap failed: %v", err)
}
// block
select {}
}