open-consul/consul/client_test.go

181 lines
3.8 KiB
Go

package consul
import (
"fmt"
"github.com/hashicorp/consul/consul/structs"
"net"
"os"
"testing"
"time"
)
func testClientConfig(t *testing.T) (string, *Config) {
dir := tmpDir(t)
config := DefaultConfig()
config.Datacenter = "dc1"
config.DataDir = dir
// Adjust the ports
p := getPort()
config.NodeName = fmt.Sprintf("Node %d", p)
config.RPCAddr = &net.TCPAddr{
IP: []byte{127, 0, 0, 1},
Port: p,
}
config.SerfLANConfig.MemberlistConfig.BindAddr = "127.0.0.1"
config.SerfLANConfig.MemberlistConfig.BindPort = getPort()
config.SerfLANConfig.MemberlistConfig.ProbeTimeout = 200 * time.Millisecond
config.SerfLANConfig.MemberlistConfig.ProbeInterval = time.Second
config.SerfLANConfig.MemberlistConfig.GossipInterval = 100 * time.Millisecond
return dir, config
}
func testClient(t *testing.T) (string, *Client) {
return testClientDC(t, "dc1")
}
func testClientDC(t *testing.T, dc string) (string, *Client) {
dir, config := testClientConfig(t)
config.Datacenter = dc
client, err := NewClient(config)
if err != nil {
t.Fatalf("err: %v", err)
}
return dir, client
}
func TestClient_StartStop(t *testing.T) {
dir, client := testClient(t)
defer os.RemoveAll(dir)
if err := client.Shutdown(); err != nil {
t.Fatalf("err: %v", err)
}
}
func TestClient_JoinLAN(t *testing.T) {
dir1, s1 := testServer(t)
defer os.RemoveAll(dir1)
defer s1.Shutdown()
dir2, c1 := testClient(t)
defer os.RemoveAll(dir2)
defer c1.Shutdown()
// Try to join
addr := fmt.Sprintf("127.0.0.1:%d",
s1.config.SerfLANConfig.MemberlistConfig.BindPort)
if _, err := c1.JoinLAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
// Check the members
if len(s1.LANMembers()) != 2 {
t.Fatalf("bad len")
}
if len(c1.LANMembers()) != 2 {
t.Fatalf("bad len")
}
time.Sleep(10 * time.Millisecond)
// Check we have a new consul
if len(c1.consuls) != 1 {
t.Fatalf("expected consul server")
}
}
func TestClient_RPC(t *testing.T) {
dir1, s1 := testServer(t)
defer os.RemoveAll(dir1)
defer s1.Shutdown()
dir2, c1 := testClient(t)
defer os.RemoveAll(dir2)
defer c1.Shutdown()
// Try an RPC
var out struct{}
if err := c1.RPC("Status.Ping", struct{}{}, &out); err != structs.ErrNoServers {
t.Fatalf("err: %v", err)
}
// Try to join
addr := fmt.Sprintf("127.0.0.1:%d",
s1.config.SerfLANConfig.MemberlistConfig.BindPort)
if _, err := c1.JoinLAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
// Check the members
if len(s1.LANMembers()) != 2 {
t.Fatalf("bad len")
}
if len(c1.LANMembers()) != 2 {
t.Fatalf("bad len")
}
time.Sleep(10 * time.Millisecond)
// RPC shoudl succeed
if err := c1.RPC("Status.Ping", struct{}{}, &out); err != nil {
t.Fatalf("err: %v", err)
}
}
func TestClient_RPC_TLS(t *testing.T) {
dir1, conf1 := testServerConfig(t)
conf1.VerifyIncoming = true
conf1.VerifyOutgoing = true
configureTLS(conf1)
s1, err := NewServer(conf1)
if err != nil {
t.Fatalf("err: %v", err)
}
defer os.RemoveAll(dir1)
defer s1.Shutdown()
dir2, conf2 := testClientConfig(t)
conf2.VerifyOutgoing = true
configureTLS(conf2)
c1, err := NewClient(conf2)
if err != nil {
t.Fatalf("err: %v", err)
}
defer os.RemoveAll(dir2)
defer c1.Shutdown()
// Try an RPC
var out struct{}
if err := c1.RPC("Status.Ping", struct{}{}, &out); err != structs.ErrNoServers {
t.Fatalf("err: %v", err)
}
// Try to join
addr := fmt.Sprintf("127.0.0.1:%d",
s1.config.SerfLANConfig.MemberlistConfig.BindPort)
if _, err := c1.JoinLAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
// Check the members
if len(s1.LANMembers()) != 2 {
t.Fatalf("bad len")
}
if len(c1.LANMembers()) != 2 {
t.Fatalf("bad len")
}
time.Sleep(10 * time.Millisecond)
// RPC shoudl succeed
if err := c1.RPC("Status.Ping", struct{}{}, &out); err != nil {
t.Fatalf("err: %v", err)
}
}