etcd/tests/functional/discovery_test.go
2014-09-03 09:20:06 -07:00

94 lines
2.3 KiB
Go

// +build ignore
package test
import (
"errors"
"fmt"
"net/http"
"net/http/httptest"
"net/url"
"strings"
"sync"
"testing"
"time"
"github.com/coreos/etcd/third_party/github.com/stretchr/testify/assert"
"github.com/coreos/etcd/server"
etcdtest "github.com/coreos/etcd/tests"
goetcd "github.com/coreos/etcd/third_party/github.com/coreos/go-etcd/etcd"
)
type garbageHandler struct {
t *testing.T
success bool
sync.Mutex
}
func (g *garbageHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
fmt.Fprintln(w, "Hello, client")
if r.URL.String() != "/v2/keys/_etcd/registry/1/node1" {
g.t.Fatalf("Unexpected web request")
}
g.Lock()
defer g.Unlock()
g.success = true
}
// 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())
}
})
}
func assertServerNotUp(client http.Client, scheme string) error {
path := fmt.Sprintf("%s://127.0.0.1:4001/v2/keys/foo", scheme)
fields := url.Values(map[string][]string{"value": {"bar"}})
for i := 0; i < 10; i++ {
time.Sleep(1 * time.Second)
_, err := client.PostForm(path, fields)
if err == nil {
return errors.New("Expected error during POST, got nil")
} else {
errString := err.Error()
if strings.Contains(errString, "connection refused") {
return nil
} else {
return err
}
}
}
return nil
}