open-nomad/command/agent/agent_test.go

82 lines
1.9 KiB
Go

package agent
import (
"fmt"
"io/ioutil"
"net"
"os"
"sync/atomic"
"testing"
"time"
"github.com/hashicorp/nomad/nomad"
)
var nextPort uint32 = 17000
func getPort() int {
return int(atomic.AddUint32(&nextPort, 1))
}
func tmpDir(t *testing.T) string {
dir, err := ioutil.TempDir("", "nomad")
if err != nil {
t.Fatalf("err: %v", err)
}
return dir
}
func makeAgent(t *testing.T, cb func(*Config)) (string, *Agent) {
dir := tmpDir(t)
conf := DevConfig()
// Customize the server configuration
config := nomad.DefaultConfig()
conf.NomadConfig = config
// Only use loopback
config.RPCAddr = &net.TCPAddr{
IP: []byte{127, 0, 0, 1},
Port: getPort(),
}
config.NodeName = fmt.Sprintf("Node %d", config.RPCAddr.Port)
// Tighten the Serf timing
config.SerfConfig.MemberlistConfig.BindAddr = "127.0.0.1"
config.SerfConfig.MemberlistConfig.BindPort = getPort()
config.SerfConfig.MemberlistConfig.SuspicionMult = 2
config.SerfConfig.MemberlistConfig.RetransmitMult = 2
config.SerfConfig.MemberlistConfig.ProbeTimeout = 50 * time.Millisecond
config.SerfConfig.MemberlistConfig.ProbeInterval = 100 * time.Millisecond
config.SerfConfig.MemberlistConfig.GossipInterval = 100 * time.Millisecond
// Tighten the Raft timing
config.RaftConfig.LeaderLeaseTimeout = 20 * time.Millisecond
config.RaftConfig.HeartbeatTimeout = 40 * time.Millisecond
config.RaftConfig.ElectionTimeout = 40 * time.Millisecond
config.RaftConfig.StartAsLeader = true
config.RaftTimeout = 500 * time.Millisecond
if cb != nil {
cb(conf)
}
agent, err := NewAgent(conf, os.Stderr)
if err != nil {
os.RemoveAll(dir)
t.Fatalf("err: %v", err)
}
return dir, agent
}
func TestAgent_RPCPing(t *testing.T) {
dir, agent := makeAgent(t, nil)
defer os.RemoveAll(dir)
defer agent.Shutdown()
var out struct{}
if err := agent.RPC("Status.Ping", struct{}{}, &out); err != nil {
t.Fatalf("err: %v", err)
}
}