mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
62b89a128a
Conflicts: config/config.go server/peer_server.go server/transporter.go tests/server_utils.go
113 lines
2.8 KiB
Go
113 lines
2.8 KiB
Go
package tests
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"net/http"
|
|
"os"
|
|
"sync"
|
|
"time"
|
|
|
|
"github.com/coreos/etcd/third_party/github.com/goraft/raft"
|
|
|
|
"github.com/coreos/etcd/metrics"
|
|
"github.com/coreos/etcd/server"
|
|
"github.com/coreos/etcd/store"
|
|
)
|
|
|
|
const (
|
|
testName = "ETCDTEST"
|
|
testClientURL = "localhost:4401"
|
|
testRaftURL = "localhost:7701"
|
|
testSnapshotCount = 10000
|
|
testHeartbeatInterval = time.Duration(50) * time.Millisecond
|
|
testElectionTimeout = time.Duration(200) * time.Millisecond
|
|
)
|
|
|
|
// Starts a server in a temporary directory.
|
|
func RunServer(f func(*server.Server)) {
|
|
path, _ := ioutil.TempDir("", "etcd-")
|
|
defer os.RemoveAll(path)
|
|
|
|
store := store.New()
|
|
registry := server.NewRegistry(store)
|
|
|
|
serverStats := server.NewRaftServerStats(testName)
|
|
followersStats := server.NewRaftFollowersStats(testName)
|
|
|
|
psConfig := server.PeerServerConfig{
|
|
Name: testName,
|
|
URL: "http://" + testRaftURL,
|
|
Scheme: "http",
|
|
SnapshotCount: testSnapshotCount,
|
|
}
|
|
|
|
mb := metrics.NewBucket("")
|
|
|
|
ps := server.NewPeerServer(psConfig, registry, store, &mb, followersStats, serverStats)
|
|
psListener := server.NewListener("http", testRaftURL, nil)
|
|
|
|
// Create Raft transporter and server
|
|
dialTimeout := (3 * testHeartbeatInterval) + testElectionTimeout
|
|
responseHeaderTimeout := (3 * testHeartbeatInterval) + testElectionTimeout
|
|
raftTransporter := server.NewTransporter(followersStats, serverStats, registry, testHeartbeatInterval, dialTimeout, responseHeaderTimeout)
|
|
raftServer, err := raft.NewServer(testName, path, raftTransporter, store, ps, "")
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
raftServer.SetElectionTimeout(testElectionTimeout)
|
|
raftServer.SetHeartbeatInterval(testHeartbeatInterval)
|
|
ps.SetRaftServer(raftServer)
|
|
|
|
s := server.New(testName, "http://"+testClientURL, ps, registry, store, nil)
|
|
sListener := server.NewListener("http", testClientURL, nil)
|
|
|
|
ps.SetServer(s)
|
|
|
|
w := &sync.WaitGroup{}
|
|
|
|
// Start up peer server.
|
|
c := make(chan bool)
|
|
go func() {
|
|
c <- true
|
|
ps.Start(false, "", []string{})
|
|
h := waitHandler{w, ps.HTTPHandler()}
|
|
http.Serve(psListener, &h)
|
|
}()
|
|
<-c
|
|
|
|
// Start up etcd server.
|
|
go func() {
|
|
c <- true
|
|
h := waitHandler{w, s.HTTPHandler()}
|
|
http.Serve(sListener, &h)
|
|
}()
|
|
<-c
|
|
|
|
// Wait to make sure servers have started.
|
|
time.Sleep(50 * time.Millisecond)
|
|
|
|
// Execute the function passed in.
|
|
f(s)
|
|
|
|
// Clean up servers.
|
|
ps.Stop()
|
|
psListener.Close()
|
|
sListener.Close()
|
|
w.Wait()
|
|
}
|
|
|
|
type waitHandler struct {
|
|
wg *sync.WaitGroup
|
|
handler http.Handler
|
|
}
|
|
|
|
func (h *waitHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
|
|
h.wg.Add(1)
|
|
defer h.wg.Done()
|
|
h.handler.ServeHTTP(w, r)
|
|
|
|
//important to flush before decrementing the wait group.
|
|
//we won't get a chance to once main() ends.
|
|
w.(http.Flusher).Flush()
|
|
}
|