143 lines
3.2 KiB
Go
143 lines
3.2 KiB
Go
/*
|
|
Copyright 2014 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 etcdserver
|
|
|
|
import (
|
|
"encoding/json"
|
|
"io/ioutil"
|
|
"log"
|
|
"math/rand"
|
|
"os"
|
|
"reflect"
|
|
"testing"
|
|
"time"
|
|
|
|
pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
|
|
"github.com/coreos/etcd/etcdserver/idutil"
|
|
"github.com/coreos/etcd/pkg/types"
|
|
"github.com/coreos/etcd/raft"
|
|
"github.com/coreos/etcd/raft/raftpb"
|
|
"github.com/coreos/etcd/store"
|
|
|
|
"github.com/coreos/etcd/Godeps/_workspace/src/golang.org/x/net/context"
|
|
)
|
|
|
|
func TestClusterOf1(t *testing.T) { testServer(t, 1) }
|
|
func TestClusterOf3(t *testing.T) { testServer(t, 3) }
|
|
|
|
func testServer(t *testing.T, ns uint64) {
|
|
log.SetOutput(ioutil.Discard)
|
|
defer log.SetOutput(os.Stderr)
|
|
|
|
ss := make([]*EtcdServer, ns)
|
|
|
|
ids := make([]uint64, ns)
|
|
for i := uint64(0); i < ns; i++ {
|
|
ids[i] = i + 1
|
|
}
|
|
members := mustMakePeerSlice(t, ids...)
|
|
for i := uint64(0); i < ns; i++ {
|
|
id := i + 1
|
|
s := raft.NewMemoryStorage()
|
|
n := raft.StartNode(id, members, 10, 1, s)
|
|
tk := time.NewTicker(10 * time.Millisecond)
|
|
defer tk.Stop()
|
|
st := store.New()
|
|
cl := newCluster("abc")
|
|
cl.SetStore(st)
|
|
srv := &EtcdServer{
|
|
node: n,
|
|
raftStorage: s,
|
|
store: st,
|
|
transport: &fakeTransporter{ss: ss},
|
|
storage: &storageRecorder{},
|
|
Ticker: tk.C,
|
|
Cluster: cl,
|
|
reqIDGen: idutil.NewGenerator(uint8(i), time.Time{}),
|
|
}
|
|
ss[i] = srv
|
|
}
|
|
|
|
for i := uint64(0); i < ns; i++ {
|
|
ss[i].start()
|
|
}
|
|
|
|
for i := 1; i <= 10; i++ {
|
|
r := pb.Request{
|
|
Method: "PUT",
|
|
Path: "/foo",
|
|
Val: "bar",
|
|
}
|
|
j := rand.Intn(len(ss))
|
|
t.Logf("ss = %d", j)
|
|
resp, err := ss[j].Do(context.Background(), r)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
g, w := resp.Event.Node, &store.NodeExtern{
|
|
Key: "/foo",
|
|
ModifiedIndex: uint64(i) + ns,
|
|
CreatedIndex: uint64(i) + ns,
|
|
Value: stringp("bar"),
|
|
}
|
|
|
|
if !reflect.DeepEqual(g, w) {
|
|
t.Error("value:", *g.Value)
|
|
t.Errorf("g = %+v, w %+v", g, w)
|
|
}
|
|
}
|
|
|
|
time.Sleep(10 * time.Millisecond)
|
|
|
|
var last interface{}
|
|
for i, sv := range ss {
|
|
sv.Stop()
|
|
g, _ := sv.store.Get("/", true, true)
|
|
if last != nil && !reflect.DeepEqual(last, g) {
|
|
t.Errorf("server %d: Root = %#v, want %#v", i, g, last)
|
|
}
|
|
last = g
|
|
}
|
|
}
|
|
|
|
// TODO: test wait trigger correctness in multi-server case
|
|
|
|
type fakeTransporter struct {
|
|
nopTransporter
|
|
ss []*EtcdServer
|
|
}
|
|
|
|
func (s *fakeTransporter) Send(msgs []raftpb.Message) {
|
|
for _, m := range msgs {
|
|
s.ss[m.To-1].node.Step(context.TODO(), m)
|
|
}
|
|
}
|
|
|
|
func mustMakePeerSlice(t *testing.T, ids ...uint64) []raft.Peer {
|
|
peers := make([]raft.Peer, len(ids))
|
|
for i, id := range ids {
|
|
m := Member{ID: types.ID(id)}
|
|
b, err := json.Marshal(m)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
peers[i] = raft.Peer{ID: id, Context: b}
|
|
}
|
|
return peers
|
|
}
|