dbtester/agent/agent_cetcd.go

58 lines
1.7 KiB
Go

// Copyright 2017 CoreOS, Inc.
//
// 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 agent
import (
"fmt"
"os/exec"
"strings"
"github.com/coreos/dbtester/agent/agentpb"
)
// startCetcd starts cetcd. This assumes that etcd is already started.
func startCetcd(fs *flags, t *transporterServer, req *agentpb.Request) (*exec.Cmd, error) {
if !exist(fs.cetcdExec) {
return nil, fmt.Errorf("cetcd binary %q does not exist", globalFlags.cetcdExec)
}
peerIPs := strings.Split(req.PeerIPString, "___")
clientURLs := make([]string, len(peerIPs))
for i, u := range peerIPs {
clientURLs[i] = fmt.Sprintf("http://%s:2379", u)
}
flags := []string{
// "-consuladdr", "0.0.0.0:8500",
"-consuladdr", fmt.Sprintf("%s:8500", peerIPs[t.req.ServerIndex]),
"-etcd", clientURLs[t.req.ServerIndex], // etcd endpoint
}
flagString := strings.Join(flags, " ")
cmd := exec.Command(fs.cetcdExec, flags...)
cmd.Stdout = t.proxyDatabaseLogfile
cmd.Stderr = t.proxyDatabaseLogfile
cs := fmt.Sprintf("%s %s", cmd.Path, flagString)
plog.Infof("starting database %q", cs)
if err := cmd.Start(); err != nil {
return nil, err
}
t.proxyCmd = cmd
t.proxyPid = int64(cmd.Process.Pid)
plog.Infof("started database %q (PID: %d)", cs, t.pid)
return cmd, nil
}