open-nomad/nomad/testing.go
2019-01-22 15:11:57 -08:00

126 lines
3.4 KiB
Go

package nomad
import (
"fmt"
"math/rand"
"net"
"sync/atomic"
"time"
"github.com/hashicorp/consul/lib/freeport"
"github.com/hashicorp/nomad/command/agent/consul"
"github.com/hashicorp/nomad/helper/testlog"
"github.com/hashicorp/nomad/nomad/mock"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/hashicorp/nomad/pluginutils/catalog"
"github.com/hashicorp/nomad/plugins/shared/singleton"
"github.com/mitchellh/go-testing-interface"
)
var (
nodeNumber uint32 = 0
)
func TestACLServer(t testing.T, cb func(*Config)) (*Server, *structs.ACLToken) {
server := TestServer(t, func(c *Config) {
c.ACLEnabled = true
if cb != nil {
cb(c)
}
})
token := mock.ACLManagementToken()
err := server.State().BootstrapACLTokens(1, 0, token)
if err != nil {
t.Fatalf("failed to bootstrap ACL token: %v", err)
}
return server, token
}
func TestServer(t testing.T, cb func(*Config)) *Server {
// Setup the default settings
config := DefaultConfig()
config.Logger = testlog.HCLogger(t)
config.Build = "0.8.0+unittest"
config.DevMode = true
nodeNum := atomic.AddUint32(&nodeNumber, 1)
config.NodeName = fmt.Sprintf("nomad-%03d", nodeNum)
// Tighten the Serf timing
config.SerfConfig.MemberlistConfig.BindAddr = "127.0.0.1"
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 = 50 * time.Millisecond
config.RaftConfig.HeartbeatTimeout = 50 * time.Millisecond
config.RaftConfig.ElectionTimeout = 50 * time.Millisecond
config.RaftTimeout = 500 * time.Millisecond
// Disable Vault
f := false
config.VaultConfig.Enabled = &f
// Squelch output when -v isn't specified
config.LogOutput = testlog.NewWriter(t)
// Tighten the autopilot timing
config.AutopilotConfig.ServerStabilizationTime = 100 * time.Millisecond
config.ServerHealthInterval = 50 * time.Millisecond
config.AutopilotInterval = 100 * time.Millisecond
// Set the plugin loaders
config.PluginLoader = catalog.TestPluginLoader(t)
config.PluginSingletonLoader = singleton.NewSingletonLoader(config.Logger, config.PluginLoader)
// Invoke the callback if any
if cb != nil {
cb(config)
}
// Enable raft as leader if we have bootstrap on
config.RaftConfig.StartAsLeader = !config.DevDisableBootstrap
catalog := consul.NewMockCatalog(config.Logger)
for i := 10; i >= 0; i-- {
// Get random ports
ports := freeport.GetT(t, 2)
config.RPCAddr = &net.TCPAddr{
IP: []byte{127, 0, 0, 1},
Port: ports[0],
}
config.SerfConfig.MemberlistConfig.BindPort = ports[1]
// Create server
server, err := NewServer(config, catalog)
if err == nil {
return server
} else if i == 0 {
t.Fatalf("err: %v", err)
} else {
if server != nil {
server.Shutdown()
}
wait := time.Duration(rand.Int31n(2000)) * time.Millisecond
time.Sleep(wait)
}
}
return nil
}
func TestJoin(t testing.T, s1 *Server, other ...*Server) {
addr := fmt.Sprintf("127.0.0.1:%d",
s1.config.SerfConfig.MemberlistConfig.BindPort)
for _, s2 := range other {
if num, err := s2.Join([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
} else if num != 1 {
t.Fatalf("bad: %d", num)
}
}
}