v2_http_kv_test.go
// Copyright 2015 The etcd Authors
//
// 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 integration
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"reflect"
"strings"
"testing"
"time"
"go.etcd.io/etcd/pkg/testutil"
"go.etcd.io/etcd/pkg/transport"
)
func TestV2Set(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
v := url.Values{}
v.Set("value", "bar")
vAndNoValue := url.Values{}
vAndNoValue.Set("value", "bar")
vAndNoValue.Set("noValueOnSuccess", "true")
tests := []struct {
relativeURL string
value url.Values
wStatus int
w string
}{
{
"/v2/keys/foo/bar",
v,
http.StatusCreated,
`{"action":"set","node":{"key":"/foo/bar","value":"bar","modifiedIndex":4,"createdIndex":4}}`,
},
{
"/v2/keys/foodir?dir=true",
url.Values{},
http.StatusCreated,
`{"action":"set","node":{"key":"/foodir","dir":true,"modifiedIndex":5,"createdIndex":5}}`,
},
{
"/v2/keys/fooempty",
url.Values(map[string][]string{"value": {""}}),
http.StatusCreated,
`{"action":"set","node":{"key":"/fooempty","value":"","modifiedIndex":6,"createdIndex":6}}`,
},
{
"/v2/keys/foo/novalue",
vAndNoValue,
http.StatusCreated,
`{"action":"set"}`,
},
}
for i, tt := range tests {
resp, err := tc.PutForm(fmt.Sprintf("%s%s", u, tt.relativeURL), tt.value)
if err != nil {
t.Errorf("#%d: err = %v, want nil", i, err)
}
g := string(tc.ReadBody(resp))
w := tt.w + "\n"
if g != w {
t.Errorf("#%d: body = %v, want %v", i, g, w)
}
if resp.StatusCode != tt.wStatus {
t.Errorf("#%d: status = %d, want %d", i, resp.StatusCode, tt.wStatus)
}
}
}
func TestV2CreateUpdate(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
tests := []struct {
relativeURL string
value url.Values
wStatus int
w map[string]interface{}
}{
// key with ttl
{
"/v2/keys/ttl/foo",
url.Values(map[string][]string{"value": {"XXX"}, "ttl": {"20"}}),
http.StatusCreated,
map[string]interface{}{
"node": map[string]interface{}{
"value": "XXX",
"ttl": float64(20),
},
},
},
// key with bad ttl
{
"/v2/keys/ttl/foo",
url.Values(map[string][]string{"value": {"XXX"}, "ttl": {"bad_ttl"}}),
http.StatusBadRequest,
map[string]interface{}{
"errorCode": float64(202),
"message": "The given TTL in POST form is not a number",
},
},
// create key
{
"/v2/keys/create/foo",
url.Values(map[string][]string{"value": {"XXX"}, "prevExist": {"false"}}),
http.StatusCreated,
map[string]interface{}{
"node": map[string]interface{}{
"value": "XXX",
},
},
},
// created key failed
{
"/v2/keys/create/foo",
url.Values(map[string][]string{"value": {"XXX"}, "prevExist": {"false"}}),
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(105),
"message": "Key already exists",
"cause": "/create/foo",
},
},
// update the newly created key with ttl
{
"/v2/keys/create/foo",
url.Values(map[string][]string{"value": {"YYY"}, "prevExist": {"true"}, "ttl": {"20"}}),
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"value": "YYY",
"ttl": float64(20),
},
"action": "update",
},
},
// update the ttl to none
{
"/v2/keys/create/foo",
url.Values(map[string][]string{"value": {"ZZZ"}, "prevExist": {"true"}}),
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"value": "ZZZ",
},
"action": "update",
},
},
// update on a non-existing key
{
"/v2/keys/nonexist",
url.Values(map[string][]string{"value": {"XXX"}, "prevExist": {"true"}}),
http.StatusNotFound,
map[string]interface{}{
"errorCode": float64(100),
"message": "Key not found",
"cause": "/nonexist",
},
},
// create with no value on success
{
"/v2/keys/create/novalue",
url.Values(map[string][]string{"value": {"XXX"}, "prevExist": {"false"}, "noValueOnSuccess": {"true"}}),
http.StatusCreated,
map[string]interface{}{},
},
// update with no value on success
{
"/v2/keys/create/novalue",
url.Values(map[string][]string{"value": {"XXX"}, "prevExist": {"true"}, "noValueOnSuccess": {"true"}}),
http.StatusOK,
map[string]interface{}{},
},
// created key failed with no value on success
{
"/v2/keys/create/foo",
url.Values(map[string][]string{"value": {"XXX"}, "prevExist": {"false"}, "noValueOnSuccess": {"true"}}),
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(105),
"message": "Key already exists",
"cause": "/create/foo",
},
},
}
for i, tt := range tests {
resp, err := tc.PutForm(fmt.Sprintf("%s%s", u, tt.relativeURL), tt.value)
if err != nil {
t.Fatalf("#%d: put err = %v, want nil", i, err)
}
if resp.StatusCode != tt.wStatus {
t.Errorf("#%d: status = %d, want %d", i, resp.StatusCode, tt.wStatus)
}
if err := checkBody(tc.ReadBodyJSON(resp), tt.w); err != nil {
t.Errorf("#%d: %v", i, err)
}
}
}
func TestV2CAS(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
tests := []struct {
relativeURL string
value url.Values
wStatus int
w map[string]interface{}
}{
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"XXX"}}),
http.StatusCreated,
nil,
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"YYY"}, "prevIndex": {"4"}}),
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"value": "YYY",
"modifiedIndex": float64(5),
},
"action": "compareAndSwap",
},
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"YYY"}, "prevIndex": {"10"}}),
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(101),
"message": "Compare failed",
"cause": "[10 != 5]",
"index": float64(5),
},
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"YYY"}, "prevIndex": {"bad_index"}}),
http.StatusBadRequest,
map[string]interface{}{
"errorCode": float64(203),
"message": "The given index in POST form is not a number",
},
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"ZZZ"}, "prevValue": {"YYY"}}),
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"value": "ZZZ",
},
"action": "compareAndSwap",
},
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"XXX"}, "prevValue": {"bad_value"}}),
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(101),
"message": "Compare failed",
"cause": "[bad_value != ZZZ]",
},
},
// prevValue is required
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"XXX"}, "prevValue": {""}}),
http.StatusBadRequest,
map[string]interface{}{
"errorCode": float64(201),
},
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"XXX"}, "prevValue": {"bad_value"}, "prevIndex": {"100"}}),
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(101),
"message": "Compare failed",
"cause": "[bad_value != ZZZ] [100 != 6]",
},
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"XXX"}, "prevValue": {"ZZZ"}, "prevIndex": {"100"}}),
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(101),
"message": "Compare failed",
"cause": "[100 != 6]",
},
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"XXX"}, "prevValue": {"bad_value"}, "prevIndex": {"6"}}),
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(101),
"message": "Compare failed",
"cause": "[bad_value != ZZZ]",
},
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"YYY"}, "prevIndex": {"6"}, "noValueOnSuccess": {"true"}}),
http.StatusOK,
map[string]interface{}{
"action": "compareAndSwap",
},
},
{
"/v2/keys/cas/foo",
url.Values(map[string][]string{"value": {"YYY"}, "prevIndex": {"10"}, "noValueOnSuccess": {"true"}}),
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(101),
"message": "Compare failed",
"cause": "[10 != 7]",
"index": float64(7),
},
},
}
for i, tt := range tests {
resp, err := tc.PutForm(fmt.Sprintf("%s%s", u, tt.relativeURL), tt.value)
if err != nil {
t.Fatalf("#%d: put err = %v, want nil", i, err)
}
if resp.StatusCode != tt.wStatus {
t.Errorf("#%d: status = %d, want %d", i, resp.StatusCode, tt.wStatus)
}
if err := checkBody(tc.ReadBodyJSON(resp), tt.w); err != nil {
t.Errorf("#%d: %v", i, err)
}
}
}
func TestV2Delete(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
v := url.Values{}
v.Set("value", "XXX")
r, err := tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/foo"), v)
if err != nil {
t.Error(err)
}
r.Body.Close()
r, err = tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/emptydir?dir=true"), v)
if err != nil {
t.Error(err)
}
r.Body.Close()
r, err = tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/foodir/bar?dir=true"), v)
if err != nil {
t.Error(err)
}
r.Body.Close()
tests := []struct {
relativeURL string
wStatus int
w map[string]interface{}
}{
{
"/v2/keys/foo",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo",
},
"prevNode": map[string]interface{}{
"key": "/foo",
"value": "XXX",
},
"action": "delete",
},
},
{
"/v2/keys/emptydir",
http.StatusForbidden,
map[string]interface{}{
"errorCode": float64(102),
"message": "Not a file",
"cause": "/emptydir",
},
},
{
"/v2/keys/emptydir?dir=true",
http.StatusOK,
nil,
},
{
"/v2/keys/foodir?dir=true",
http.StatusForbidden,
map[string]interface{}{
"errorCode": float64(108),
"message": "Directory not empty",
"cause": "/foodir",
},
},
{
"/v2/keys/foodir?recursive=true",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foodir",
"dir": true,
},
"prevNode": map[string]interface{}{
"key": "/foodir",
"dir": true,
},
"action": "delete",
},
},
}
for i, tt := range tests {
resp, err := tc.DeleteForm(fmt.Sprintf("%s%s", u, tt.relativeURL), nil)
if err != nil {
t.Fatalf("#%d: delete err = %v, want nil", i, err)
}
if resp.StatusCode != tt.wStatus {
t.Errorf("#%d: status = %d, want %d", i, resp.StatusCode, tt.wStatus)
}
if err := checkBody(tc.ReadBodyJSON(resp), tt.w); err != nil {
t.Errorf("#%d: %v", i, err)
}
}
}
func TestV2CAD(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
v := url.Values{}
v.Set("value", "XXX")
r, err := tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/foo"), v)
if err != nil {
t.Error(err)
}
r.Body.Close()
r, err = tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/foovalue"), v)
if err != nil {
t.Error(err)
}
r.Body.Close()
tests := []struct {
relativeURL string
wStatus int
w map[string]interface{}
}{
{
"/v2/keys/foo?prevIndex=100",
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(101),
"message": "Compare failed",
"cause": "[100 != 4]",
},
},
{
"/v2/keys/foo?prevIndex=bad_index",
http.StatusBadRequest,
map[string]interface{}{
"errorCode": float64(203),
"message": "The given index in POST form is not a number",
},
},
{
"/v2/keys/foo?prevIndex=4",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo",
"modifiedIndex": float64(6),
},
"action": "compareAndDelete",
},
},
{
"/v2/keys/foovalue?prevValue=YYY",
http.StatusPreconditionFailed,
map[string]interface{}{
"errorCode": float64(101),
"message": "Compare failed",
"cause": "[YYY != XXX]",
},
},
{
"/v2/keys/foovalue?prevValue=",
http.StatusBadRequest,
map[string]interface{}{
"errorCode": float64(201),
"cause": `"prevValue" cannot be empty`,
},
},
{
"/v2/keys/foovalue?prevValue=XXX",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foovalue",
"modifiedIndex": float64(7),
},
"action": "compareAndDelete",
},
},
}
for i, tt := range tests {
resp, err := tc.DeleteForm(fmt.Sprintf("%s%s", u, tt.relativeURL), nil)
if err != nil {
t.Fatalf("#%d: delete err = %v, want nil", i, err)
}
if resp.StatusCode != tt.wStatus {
t.Errorf("#%d: status = %d, want %d", i, resp.StatusCode, tt.wStatus)
}
if err := checkBody(tc.ReadBodyJSON(resp), tt.w); err != nil {
t.Errorf("#%d: %v", i, err)
}
}
}
func TestV2Unique(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
tests := []struct {
relativeURL string
value url.Values
wStatus int
w map[string]interface{}
}{
{
"/v2/keys/foo",
url.Values(map[string][]string{"value": {"XXX"}}),
http.StatusCreated,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo/00000000000000000004",
"value": "XXX",
},
"action": "create",
},
},
{
"/v2/keys/foo",
url.Values(map[string][]string{"value": {"XXX"}}),
http.StatusCreated,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo/00000000000000000005",
"value": "XXX",
},
"action": "create",
},
},
{
"/v2/keys/bar",
url.Values(map[string][]string{"value": {"XXX"}}),
http.StatusCreated,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/bar/00000000000000000006",
"value": "XXX",
},
"action": "create",
},
},
}
for i, tt := range tests {
resp, err := tc.PostForm(fmt.Sprintf("%s%s", u, tt.relativeURL), tt.value)
if err != nil {
t.Fatalf("#%d: post err = %v, want nil", i, err)
}
if resp.StatusCode != tt.wStatus {
t.Errorf("#%d: status = %d, want %d", i, resp.StatusCode, tt.wStatus)
}
if err := checkBody(tc.ReadBodyJSON(resp), tt.w); err != nil {
t.Errorf("#%d: %v", i, err)
}
}
}
func TestV2Get(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
v := url.Values{}
v.Set("value", "XXX")
r, err := tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/foo/bar/zar"), v)
if err != nil {
t.Error(err)
}
r.Body.Close()
tests := []struct {
relativeURL string
wStatus int
w map[string]interface{}
}{
{
"/v2/keys/foo/bar/zar",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo/bar/zar",
"value": "XXX",
},
"action": "get",
},
},
{
"/v2/keys/foo",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo",
"dir": true,
"nodes": []interface{}{
map[string]interface{}{
"key": "/foo/bar",
"dir": true,
"createdIndex": float64(4),
"modifiedIndex": float64(4),
},
},
},
"action": "get",
},
},
{
"/v2/keys/foo?recursive=true",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo",
"dir": true,
"nodes": []interface{}{
map[string]interface{}{
"key": "/foo/bar",
"dir": true,
"createdIndex": float64(4),
"modifiedIndex": float64(4),
"nodes": []interface{}{
map[string]interface{}{
"key": "/foo/bar/zar",
"value": "XXX",
"createdIndex": float64(4),
"modifiedIndex": float64(4),
},
},
},
},
},
"action": "get",
},
},
}
for i, tt := range tests {
resp, err := tc.Get(fmt.Sprintf("%s%s", u, tt.relativeURL))
if err != nil {
t.Fatalf("#%d: get err = %v, want nil", i, err)
}
if resp.StatusCode != tt.wStatus {
t.Errorf("#%d: status = %d, want %d", i, resp.StatusCode, tt.wStatus)
}
if resp.Header.Get("Content-Type") != "application/json" {
t.Errorf("#%d: header = %v, want %v", i, resp.Header.Get("Content-Type"), "application/json")
}
if err := checkBody(tc.ReadBodyJSON(resp), tt.w); err != nil {
t.Errorf("#%d: %v", i, err)
}
}
}
func TestV2QuorumGet(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
v := url.Values{}
v.Set("value", "XXX")
r, err := tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/foo/bar/zar?quorum=true"), v)
if err != nil {
t.Error(err)
}
r.Body.Close()
tests := []struct {
relativeURL string
wStatus int
w map[string]interface{}
}{
{
"/v2/keys/foo/bar/zar",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo/bar/zar",
"value": "XXX",
},
"action": "get",
},
},
{
"/v2/keys/foo",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo",
"dir": true,
"nodes": []interface{}{
map[string]interface{}{
"key": "/foo/bar",
"dir": true,
"createdIndex": float64(4),
"modifiedIndex": float64(4),
},
},
},
"action": "get",
},
},
{
"/v2/keys/foo?recursive=true",
http.StatusOK,
map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo",
"dir": true,
"nodes": []interface{}{
map[string]interface{}{
"key": "/foo/bar",
"dir": true,
"createdIndex": float64(4),
"modifiedIndex": float64(4),
"nodes": []interface{}{
map[string]interface{}{
"key": "/foo/bar/zar",
"value": "XXX",
"createdIndex": float64(4),
"modifiedIndex": float64(4),
},
},
},
},
},
"action": "get",
},
},
}
for i, tt := range tests {
resp, err := tc.Get(fmt.Sprintf("%s%s", u, tt.relativeURL))
if err != nil {
t.Fatalf("#%d: get err = %v, want nil", i, err)
}
if resp.StatusCode != tt.wStatus {
t.Errorf("#%d: status = %d, want %d", i, resp.StatusCode, tt.wStatus)
}
if resp.Header.Get("Content-Type") != "application/json" {
t.Errorf("#%d: header = %v, want %v", i, resp.Header.Get("Content-Type"), "application/json")
}
if err := checkBody(tc.ReadBodyJSON(resp), tt.w); err != nil {
t.Errorf("#%d: %v", i, err)
}
}
}
func TestV2Watch(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
watchResp, err := tc.Get(fmt.Sprintf("%s%s", u, "/v2/keys/foo/bar?wait=true"))
if err != nil {
t.Fatalf("watch err = %v, want nil", err)
}
// Set a value.
v := url.Values{}
v.Set("value", "XXX")
resp, err := tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/foo/bar"), v)
if err != nil {
t.Fatalf("put err = %v, want nil", err)
}
resp.Body.Close()
body := tc.ReadBodyJSON(watchResp)
w := map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo/bar",
"value": "XXX",
"modifiedIndex": float64(4),
},
"action": "set",
}
if err := checkBody(body, w); err != nil {
t.Error(err)
}
}
func TestV2WatchWithIndex(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
var body map[string]interface{}
c := make(chan bool, 1)
go func() {
resp, err := tc.Get(fmt.Sprintf("%s%s", u, "/v2/keys/foo/bar?wait=true&waitIndex=5"))
if err != nil {
t.Errorf("watch err = %v, want nil", err)
}
body = tc.ReadBodyJSON(resp)
c <- true
}()
select {
case <-c:
t.Fatal("should not get the watch result")
case <-time.After(time.Millisecond):
}
// Set a value (before given index).
v := url.Values{}
v.Set("value", "XXX")
resp, err := tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/foo/bar"), v)
if err != nil {
t.Fatalf("put err = %v, want nil", err)
}
resp.Body.Close()
select {
case <-c:
t.Fatal("should not get the watch result")
case <-time.After(time.Millisecond):
}
// Set a value (before given index).
resp, err = tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/foo/bar"), v)
if err != nil {
t.Fatalf("put err = %v, want nil", err)
}
resp.Body.Close()
select {
case <-c:
case <-time.After(time.Second):
t.Fatal("cannot get watch result")
}
w := map[string]interface{}{
"node": map[string]interface{}{
"key": "/foo/bar",
"value": "XXX",
"modifiedIndex": float64(5),
},
"action": "set",
}
if err := checkBody(body, w); err != nil {
t.Error(err)
}
}
func TestV2WatchKeyInDir(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
var body map[string]interface{}
c := make(chan bool)
// Create an expiring directory
v := url.Values{}
v.Set("dir", "true")
v.Set("ttl", "1")
resp, err := tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/keyindir"), v)
if err != nil {
t.Fatalf("put err = %v, want nil", err)
}
resp.Body.Close()
// Create a permanent node within the directory
v = url.Values{}
v.Set("value", "XXX")
resp, err = tc.PutForm(fmt.Sprintf("%s%s", u, "/v2/keys/keyindir/bar"), v)
if err != nil {
t.Fatalf("put err = %v, want nil", err)
}
resp.Body.Close()
go func() {
// Expect a notification when watching the node
resp, err := tc.Get(fmt.Sprintf("%s%s", u, "/v2/keys/keyindir/bar?wait=true"))
if err != nil {
t.Errorf("watch err = %v, want nil", err)
}
body = tc.ReadBodyJSON(resp)
c <- true
}()
select {
case <-c:
// 1s ttl + 0.5s sync delay + 1.5s disk and network delay
// We set that long disk and network delay because travis may be slow
// when do system calls.
case <-time.After(3 * time.Second):
t.Fatal("timed out waiting for watch result")
}
w := map[string]interface{}{
"node": map[string]interface{}{
"key": "/keyindir",
},
"action": "expire",
}
if err := checkBody(body, w); err != nil {
t.Error(err)
}
}
func TestV2Head(t *testing.T) {
defer testutil.AfterTest(t)
cl := NewCluster(t, 1)
cl.Launch(t)
defer cl.Terminate(t)
u := cl.URL(0)
tc := NewTestClient()
v := url.Values{}
v.Set("value", "XXX")
fullURL := fmt.Sprintf("%s%s", u, "/v2/keys/foo/bar")
resp, err := tc.Head(fullURL)
if err != nil {
t.Fatalf("head err = %v, want nil", err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusNotFound {
t.Errorf("status = %d, want %d", resp.StatusCode, http.StatusNotFound)
}
if resp.ContentLength <= 0 {
t.Errorf("ContentLength = %d, want > 0", resp.ContentLength)
}
resp, err = tc.PutForm(fullURL, v)
if err != nil {
t.Fatalf("put err = %v, want nil", err)
}
resp.Body.Close()
resp, err = tc.Head(fullURL)
if err != nil {
t.Fatalf("head err = %v, want nil", err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusOK {
t.Errorf("status = %d, want %d", resp.StatusCode, http.StatusOK)
}
if resp.ContentLength <= 0 {
t.Errorf("ContentLength = %d, want > 0", resp.ContentLength)
}
}
func checkBody(body map[string]interface{}, w map[string]interface{}) error {
if body["node"] != nil {
if w["node"] != nil {
wn := w["node"].(map[string]interface{})
n := body["node"].(map[string]interface{})
for k := range n {
if wn[k] == nil {
delete(n, k)
}
}
body["node"] = n
}
if w["prevNode"] != nil {
wn := w["prevNode"].(map[string]interface{})
n := body["prevNode"].(map[string]interface{})
for k := range n {
if wn[k] == nil {
delete(n, k)
}
}
body["prevNode"] = n
}
}
for k, v := range w {
g := body[k]
if !reflect.DeepEqual(g, v) {
return fmt.Errorf("%v = %+v, want %+v", k, g, v)
}
}
return nil
}
type testHttpClient struct {
*http.Client
}
// Creates a new HTTP client with KeepAlive disabled.
func NewTestClient() *testHttpClient {
tr, _ := transport.NewTransport(transport.TLSInfo{}, time.Second)
tr.DisableKeepAlives = true
return &testHttpClient{&http.Client{Transport: tr}}
}
// Reads the body from the response and closes it.
func (t *testHttpClient) ReadBody(resp *http.Response) []byte {
if resp == nil {
return []byte{}
}
body, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
return body
}
// Reads the body from the response and parses it as JSON.
func (t *testHttpClient) ReadBodyJSON(resp *http.Response) map[string]interface{} {
m := make(map[string]interface{})
b := t.ReadBody(resp)
if err := json.Unmarshal(b, &m); err != nil {
panic(fmt.Sprintf("HTTP body JSON parse error: %v: %s", err, string(b)))
}
return m
}
func (t *testHttpClient) Head(url string) (*http.Response, error) {
return t.send("HEAD", url, "application/json", nil)
}
func (t *testHttpClient) Get(url string) (*http.Response, error) {
return t.send("GET", url, "application/json", nil)
}
func (t *testHttpClient) Post(url string, bodyType string, body io.Reader) (*http.Response, error) {
return t.send("POST", url, bodyType, body)
}
func (t *testHttpClient) PostForm(url string, data url.Values) (*http.Response, error) {
return t.Post(url, "application/x-www-form-urlencoded", strings.NewReader(data.Encode()))
}
func (t *testHttpClient) Put(url string, bodyType string, body io.Reader) (*http.Response, error) {
return t.send("PUT", url, bodyType, body)
}
func (t *testHttpClient) PutForm(url string, data url.Values) (*http.Response, error) {
return t.Put(url, "application/x-www-form-urlencoded", strings.NewReader(data.Encode()))
}
func (t *testHttpClient) Delete(url string, bodyType string, body io.Reader) (*http.Response, error) {
return t.send("DELETE", url, bodyType, body)
}
func (t *testHttpClient) DeleteForm(url string, data url.Values) (*http.Response, error) {
return t.Delete(url, "application/x-www-form-urlencoded", strings.NewReader(data.Encode()))
}
func (t *testHttpClient) send(method string, url string, bodyType string, body io.Reader) (*http.Response, error) {
req, err := http.NewRequest(method, url, body)
if err != nil {
return nil, err
}
req.Header.Set("Content-Type", bodyType)
return t.Do(req)
}