// TestDiscoverySecondPeerFirstNoResponse ensures that if the first etcd
// machine stops after heartbeating that the second machine fails too.
func TestDiscoverySecondPeerFirstNoResponse(t *testing.T) {
etcdtest.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "started")
resp, err := etcdtest.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/_etcd/registry/2/_state"), v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
v = url.Values{}
v.Set("value", "http://127.0.0.1:49151")
resp, err = etcdtest.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/_etcd/registry/2/ETCDTEST"), v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
proc, err := startServer([]string{"-retry-interval", "0.2", "-discovery", s.URL() + "/v2/keys/_etcd/registry/2"})
if err != nil {
t.Fatal(err.Error())
}
defer stopServer(proc)
// TODO(bp): etcd will take 30 seconds to shutdown, figure this
// out instead
time.Sleep(1 * time.Second)
client := http.Client{}
_, err = client.Get("/")
if err != nil && strings.Contains(err.Error(), "connection reset by peer") {
t.Fatal(err.Error())
}
})
}
// Ensure that the store can create a new key if it doesn't already exist.
func TestStoreCreateValue(t *testing.T) {
s := newStore()
// Create /foo=bar
e, err := s.Create("/foo", false, "bar", false, Permanent)
assert.Nil(t, err, "")
assert.Equal(t, e.Action, "create", "")
assert.Equal(t, e.Node.Key, "/foo", "")
assert.False(t, e.Node.Dir, "")
assert.Equal(t, e.Node.Value, "bar", "")
assert.Nil(t, e.Node.Nodes, "")
assert.Nil(t, e.Node.Expiration, "")
assert.Equal(t, e.Node.TTL, 0, "")
assert.Equal(t, e.Node.ModifiedIndex, uint64(1), "")
// Create /empty=""
e, err = s.Create("/empty", false, "", false, Permanent)
assert.Nil(t, err, "")
assert.Equal(t, e.Action, "create", "")
assert.Equal(t, e.Node.Key, "/empty", "")
assert.False(t, e.Node.Dir, "")
assert.Equal(t, e.Node.Value, "", "")
assert.Nil(t, e.Node.Nodes, "")
assert.Nil(t, e.Node.Expiration, "")
assert.Equal(t, e.Node.TTL, 0, "")
assert.Equal(t, e.Node.ModifiedIndex, uint64(2), "")
}
// Ensure that the store can watch for key expiration.
func TestStoreWatchExpire(t *testing.T) {
s := newStore()
stopChan := make(chan bool)
defer func() {
stopChan <- true
}()
go mockSyncService(s.DeleteExpiredKeys, stopChan)
s.Create("/foo", false, "bar", false, time.Now().Add(500*time.Millisecond))
s.Create("/foofoo", false, "barbarbar", false, time.Now().Add(500*time.Millisecond))
w, _ := s.Watch("/", true, false, 0)
c := w.EventChan
e := nbselect(c)
assert.Nil(t, e, "")
time.Sleep(600 * time.Millisecond)
e = nbselect(c)
assert.Equal(t, e.Action, "expire", "")
assert.Equal(t, e.Node.Key, "/foo", "")
w, _ = s.Watch("/", true, false, 4)
e = nbselect(w.EventChan)
assert.Equal(t, e.Action, "expire", "")
assert.Equal(t, e.Node.Key, "/foofoo", "")
}
// Ensure that the store can delete a directory if recursive is specified.
func TestStoreDeleteDiretory(t *testing.T) {
s := newStore()
// create directory /foo
s.Create("/foo", true, "", false, Permanent)
// delete /foo with dir = true and recursive = false
// this should succeed, since the directory is empty
e, err := s.Delete("/foo", true, false)
assert.Nil(t, err, "")
assert.Equal(t, e.Action, "delete", "")
// check pervNode
assert.NotNil(t, e.PrevNode, "")
assert.Equal(t, e.PrevNode.Key, "/foo", "")
assert.Equal(t, e.PrevNode.Dir, true, "")
// create directory /foo and directory /foo/bar
s.Create("/foo/bar", true, "", false, Permanent)
// delete /foo with dir = true and recursive = false
// this should fail, since the directory is not empty
_, err = s.Delete("/foo", true, false)
assert.NotNil(t, err, "")
// delete /foo with dir=false and recursive = true
// this should succeed, since recursive implies dir=true
// and recursively delete should be able to delete all
// items under the given directory
e, err = s.Delete("/foo", false, true)
assert.Nil(t, err, "")
assert.Equal(t, e.Action, "delete", "")
}
// Ensure that the store can watch for recursive key creation.
func TestStoreWatchRecursiveCreate(t *testing.T) {
s := newStore()
w, _ := s.Watch("/foo", true, false, 0)
s.Create("/foo/bar", false, "baz", false, Permanent)
e := nbselect(w.EventChan)
assert.Equal(t, e.Action, "create", "")
assert.Equal(t, e.Node.Key, "/foo/bar", "")
}
// Ensure that the store can create a new directory if it doesn't already exist.
func TestStoreCreateDirectory(t *testing.T) {
s := newStore()
e, err := s.Create("/foo", true, "", false, Permanent)
assert.Nil(t, err, "")
assert.Equal(t, e.Action, "create", "")
assert.Equal(t, e.Node.Key, "/foo", "")
assert.True(t, e.Node.Dir, "")
}
// Ensure that the store can watch for key deletions.
func TestStoreWatchDelete(t *testing.T) {
s := newStore()
s.Create("/foo", false, "bar", false, Permanent)
w, _ := s.Watch("/foo", false, false, 0)
s.Delete("/foo", false, false)
e := nbselect(w.EventChan)
assert.Equal(t, e.Action, "delete", "")
assert.Equal(t, e.Node.Key, "/foo", "")
}
// Ensure that the store cannot delete a directory if both of recursive
// and dir are not specified.
func TestStoreDeleteDiretoryFailsIfNonRecursiveAndDir(t *testing.T) {
s := newStore()
s.Create("/foo", true, "", false, Permanent)
e, _err := s.Delete("/foo", false, false)
err := _err.(*etcdErr.Error)
assert.Equal(t, err.ErrorCode, etcdErr.EcodeNotFile, "")
assert.Equal(t, err.Message, "Not a file", "")
assert.Nil(t, e, "")
}
// Ensure that the store can watch for CAS updates.
func TestStoreWatchCompareAndSwap(t *testing.T) {
s := newStore()
s.Create("/foo", false, "bar", false, Permanent)
w, _ := s.Watch("/foo", false, false, 0)
s.CompareAndSwap("/foo", "bar", 0, "baz", Permanent)
e := nbselect(w.EventChan)
assert.Equal(t, e.Action, "compareAndSwap", "")
assert.Equal(t, e.Node.Key, "/foo", "")
}
func TestConfigDeprecatedPeerKeyFileFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-serverKey", "/tmp/peer/file.key"})
assert.NoError(t, err)
assert.Equal(t, c.Peer.KeyFile, "/tmp/peer/file.key", "")
})
assert.Equal(t, stderr, "[deprecated] use -peer-key-file, not -serverKey\n", "")
}
func TestConfigDeprecatedNameFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-n", "test-name"})
assert.NoError(t, err)
assert.Equal(t, c.Name, "test-name", "")
})
assert.Equal(t, stderr, "[deprecated] use -name, not -n\n", "")
}
func TestConfigDeprecatedMaxRetryAttemptsFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-r", "10"})
assert.NoError(t, err)
assert.Equal(t, c.MaxRetryAttempts, 10, "")
})
assert.Equal(t, stderr, "[deprecated] use -max-retry-attempts, not -r\n", "")
}
func TestConfigDeprecatedMaxClusterSizeFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-maxsize", "5"})
assert.NoError(t, err)
assert.Equal(t, c.MaxClusterSize, 5, "")
})
assert.Equal(t, stderr, "[deprecated] use -max-cluster-size, not -maxsize\n", "")
}
func TestConfigDeprecatedMaxResultBufferFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-m", "512"})
assert.NoError(t, err)
assert.Equal(t, c.MaxResultBuffer, 512, "")
})
assert.Equal(t, stderr, "[deprecated] use -max-result-buffer, not -m\n", "")
}
func TestConfigDeprecatedPeersFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-C", "coreos.com:4001,coreos.com:4002"})
assert.NoError(t, err)
assert.Equal(t, c.Peers, []string{"coreos.com:4001", "coreos.com:4002"}, "")
})
assert.Equal(t, stderr, "[deprecated] use -peers, not -C\n", "")
}
func TestConfigDeprecatedPeersFileFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-CF", "/tmp/machines"})
assert.NoError(t, err)
assert.Equal(t, c.PeersFile, "/tmp/machines", "")
})
assert.Equal(t, stderr, "[deprecated] use -peers-file, not -CF\n", "")
}
func TestConfigDeprecatedAddrFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-c", "127.0.0.1:4002"})
assert.NoError(t, err)
assert.Equal(t, c.Addr, "127.0.0.1:4002")
})
assert.Equal(t, stderr, "[deprecated] use -addr, not -c\n")
}
func TestConfigDeprecatedCertFileFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-clientCert", "/tmp/file.cert"})
assert.NoError(t, err)
assert.Equal(t, c.CertFile, "/tmp/file.cert", "")
})
assert.Equal(t, stderr, "[deprecated] use -cert-file, not -clientCert\n", "")
}
// Ensures that a directory is created
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar?dir=true
//
func TestV2SetDirectory(t *testing.T) {
tests.RunServer(func(s *server.Server) {
resp, err := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo?dir=true"), url.Values{})
assert.Equal(t, resp.StatusCode, http.StatusCreated)
body := tests.ReadBody(resp)
assert.Nil(t, err, "")
assert.Equal(t, string(body), `{"action":"set","node":{"key":"/foo","dir":true,"modifiedIndex":2,"createdIndex":2}}`, "")
})
}
func TestConfigDeprecatedPeerBindAddrFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-sl", "127.0.0.1:4003"})
assert.NoError(t, err)
assert.Equal(t, c.Peer.BindAddr, "127.0.0.1:4003", "")
})
assert.Equal(t, stderr, "[deprecated] use -peer-bind-addr, not -sl\n", "")
}
// Ensure that the store can retrieve an existing value.
func TestStoreGetValue(t *testing.T) {
s := newStore()
s.Create("/foo", false, "bar", false, Permanent)
e, err := s.Get("/foo", false, false)
assert.Nil(t, err, "")
assert.Equal(t, e.Action, "get", "")
assert.Equal(t, e.Node.Key, "/foo", "")
assert.Equal(t, e.Node.Value, "bar", "")
}
func TestConfigDeprecatedPeerAddrFlag(t *testing.T) {
_, stderr := capture(func() {
c := New()
err := c.LoadFlags([]string{"-s", "localhost:7002"})
assert.NoError(t, err)
assert.Equal(t, c.Peer.Addr, "localhost:7002", "")
})
assert.Equal(t, stderr, "[deprecated] use -peer-addr, not -s\n", "")
}
// Ensure that the store cannot update a directory.
func TestStoreUpdateFailsIfDirectory(t *testing.T) {
s := newStore()
s.Create("/foo", true, "", false, Permanent)
e, _err := s.Update("/foo", "baz", Permanent)
err := _err.(*etcdErr.Error)
assert.Equal(t, err.ErrorCode, etcdErr.EcodeNotFile, "")
assert.Equal(t, err.Message, "Not a file", "")
assert.Equal(t, err.Cause, "/foo", "")
assert.Nil(t, e, "")
}
// Ensure that the store can watch for hidden keys as long as it's an exact path match.
func TestStoreWatchCreateWithHiddenKey(t *testing.T) {
s := newStore()
w, _ := s.Watch("/_foo", false, false, 0)
s.Create("/_foo", false, "bar", false, Permanent)
e := nbselect(w.EventChan)
assert.Equal(t, e.Action, "create", "")
assert.Equal(t, e.Node.Key, "/_foo", "")
e = nbselect(w.EventChan)
assert.Nil(t, e, "")
}
// Ensure that the store can delete a value.
func TestStoreDeleteValue(t *testing.T) {
s := newStore()
s.Create("/foo", false, "bar", false, Permanent)
e, err := s.Delete("/foo", false, false)
assert.Nil(t, err, "")
assert.Equal(t, e.Action, "delete", "")
// check pervNode
assert.NotNil(t, e.PrevNode, "")
assert.Equal(t, e.PrevNode.Key, "/foo", "")
assert.Equal(t, e.PrevNode.Value, "bar", "")
}
// Ensure that the store cannot conditionally update a key if it has the wrong previous index.
func TestStoreCompareAndSwapPrevIndexFailsIfNotMatch(t *testing.T) {
s := newStore()
s.Create("/foo", false, "bar", false, Permanent)
e, _err := s.CompareAndSwap("/foo", "", 100, "baz", Permanent)
err := _err.(*etcdErr.Error)
assert.Equal(t, err.ErrorCode, etcdErr.EcodeTestFailed, "")
assert.Equal(t, err.Message, "Compare failed", "")
assert.Nil(t, e, "")
e, _ = s.Get("/foo", false, false)
assert.Equal(t, e.Node.Value, "bar", "")
}
// Ensures that a directory is deleted when recursive is set.
//
// $ curl -X PUT localhost:4001/v2/keys/foo?dir=true
// $ curl -X DELETE localhost:4001/v2/keys/foo?recursive=true
//
func TestV2DeleteDirectoryRecursiveImpliesDir(t *testing.T) {
tests.RunServer(func(s *server.Server) {
resp, err := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo?dir=true"), url.Values{})
tests.ReadBody(resp)
resp, err = tests.DeleteForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo?recursive=true"), url.Values{})
assert.Equal(t, resp.StatusCode, http.StatusOK)
body := tests.ReadBody(resp)
assert.Nil(t, err, "")
assert.Equal(t, string(body), `{"action":"delete","node":{"key":"/foo","dir":true,"modifiedIndex":3,"createdIndex":2},"prevNode":{"key":"/foo","dir":true,"modifiedIndex":2,"createdIndex":2}}`, "")
})
}
// Ensures that a key is set to a given value.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX
//
func TestV2SetKey(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
resp, err := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
body := tests.ReadBody(resp)
assert.Nil(t, err, "")
assert.Equal(t, string(body), `{"action":"set","node":{"key":"/foo/bar","value":"XXX","modifiedIndex":2,"createdIndex":2}}`, "")
})
}
// Ensures that a key is conditionally set if it previously did not exist.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX -d prevExist=false
//
func TestV2CreateKeySuccess(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
v.Set("prevExist", "false")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
body := tests.ReadBodyJSON(resp)
node := body["node"].(map[string]interface{})
assert.Equal(t, node["value"], "XXX", "")
})
}
// TestDiscoverySecondPeerUp ensures that a second peer joining a discovery
// cluster works.
func TestDiscoverySecondPeerUp(t *testing.T) {
etcdtest.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "started")
resp, err := etcdtest.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/_etcd/registry/3/_state"), v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
u, ok := s.PeerURL("ETCDTEST")
if !ok {
t.Fatalf("Couldn't find the URL")
}
wc := goetcd.NewClient([]string{s.URL()})
testResp, err := wc.Set("test", "0", 0)
if err != nil {
t.Fatalf("Couldn't set a test key on the leader %v", err)
}
v = url.Values{}
v.Set("value", u)
resp, err = etcdtest.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/_etcd/registry/3/ETCDTEST"), v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
proc, err := startServer([]string{"-discovery", s.URL() + "/v2/keys/_etcd/registry/3"})
if err != nil {
t.Fatal(err.Error())
}
defer stopServer(proc)
watch := fmt.Sprintf("%s%s%d", s.URL(), "/v2/keys/_etcd/registry/3/node1?wait=true&waitIndex=", testResp.EtcdIndex)
resp, err = http.Get(watch)
if err != nil {
t.Fatal(err.Error())
}
// TODO(bp): need to have a better way of knowing a machine is up
for i := 0; i < 10; i++ {
time.Sleep(1 * time.Second)
etcdc := goetcd.NewClient(nil)
_, err = etcdc.Set("foobar", "baz", 0)
if err == nil {
break
}
}
if err != nil {
t.Fatal(err.Error())
}
})
}