0beb757b6f
Tests typically call join cluster directly rather than rely on consul discovery. Worse, consul discovery seems to cause additional leadership transitions when a server is shutdown in tests than tests expect.
131 lines
3.6 KiB
Go
131 lines
3.6 KiB
Go
package nomad
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import (
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"fmt"
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"math/rand"
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"net"
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"sync/atomic"
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"time"
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testing "github.com/mitchellh/go-testing-interface"
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"github.com/hashicorp/consul/lib/freeport"
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"github.com/hashicorp/nomad/command/agent/consul"
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"github.com/hashicorp/nomad/helper/pluginutils/catalog"
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"github.com/hashicorp/nomad/helper/pluginutils/singleton"
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"github.com/hashicorp/nomad/helper/testlog"
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"github.com/hashicorp/nomad/nomad/mock"
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"github.com/hashicorp/nomad/nomad/structs"
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"github.com/hashicorp/nomad/version"
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)
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var (
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nodeNumber uint32 = 0
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)
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func TestACLServer(t testing.T, cb func(*Config)) (*Server, *structs.ACLToken) {
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server := TestServer(t, func(c *Config) {
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c.ACLEnabled = true
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if cb != nil {
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cb(c)
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}
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})
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token := mock.ACLManagementToken()
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err := server.State().BootstrapACLTokens(1, 0, token)
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if err != nil {
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t.Fatalf("failed to bootstrap ACL token: %v", err)
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}
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return server, token
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}
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func TestServer(t testing.T, cb func(*Config)) *Server {
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// Setup the default settings
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config := DefaultConfig()
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config.Logger = testlog.HCLogger(t)
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config.Build = version.Version + "+unittest"
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config.DevMode = true
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nodeNum := atomic.AddUint32(&nodeNumber, 1)
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config.NodeName = fmt.Sprintf("nomad-%03d", nodeNum)
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// Tighten the Serf timing
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config.SerfConfig.MemberlistConfig.BindAddr = "127.0.0.1"
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config.SerfConfig.MemberlistConfig.SuspicionMult = 2
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config.SerfConfig.MemberlistConfig.RetransmitMult = 2
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config.SerfConfig.MemberlistConfig.ProbeTimeout = 50 * time.Millisecond
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config.SerfConfig.MemberlistConfig.ProbeInterval = 100 * time.Millisecond
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config.SerfConfig.MemberlistConfig.GossipInterval = 100 * time.Millisecond
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// Tighten the Raft timing
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config.RaftConfig.LeaderLeaseTimeout = 50 * time.Millisecond
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config.RaftConfig.HeartbeatTimeout = 50 * time.Millisecond
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config.RaftConfig.ElectionTimeout = 50 * time.Millisecond
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config.RaftTimeout = 500 * time.Millisecond
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// Disable Vault
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f := false
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config.VaultConfig.Enabled = &f
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// Squelch output when -v isn't specified
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config.LogOutput = testlog.NewWriter(t)
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// Tighten the autopilot timing
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config.AutopilotConfig.ServerStabilizationTime = 100 * time.Millisecond
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config.ServerHealthInterval = 50 * time.Millisecond
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config.AutopilotInterval = 100 * time.Millisecond
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// Set the plugin loaders
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config.PluginLoader = catalog.TestPluginLoader(t)
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config.PluginSingletonLoader = singleton.NewSingletonLoader(config.Logger, config.PluginLoader)
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// Disable consul autojoining: tests typically join servers directly
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config.ConsulConfig.ServerAutoJoin = &f
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// Invoke the callback if any
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if cb != nil {
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cb(config)
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}
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// Enable raft as leader if we have bootstrap on
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config.RaftConfig.StartAsLeader = !config.DevDisableBootstrap
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catalog := consul.NewMockCatalog(config.Logger)
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for i := 10; i >= 0; i-- {
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// Get random ports
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ports := freeport.GetT(t, 2)
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config.RPCAddr = &net.TCPAddr{
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IP: []byte{127, 0, 0, 1},
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Port: ports[0],
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}
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config.SerfConfig.MemberlistConfig.BindPort = ports[1]
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// Create server
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server, err := NewServer(config, catalog)
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if err == nil {
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return server
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} else if i == 0 {
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t.Fatalf("err: %v", err)
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} else {
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if server != nil {
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server.Shutdown()
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}
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wait := time.Duration(rand.Int31n(2000)) * time.Millisecond
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time.Sleep(wait)
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}
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}
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return nil
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}
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func TestJoin(t testing.T, s1 *Server, other ...*Server) {
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addr := fmt.Sprintf("127.0.0.1:%d",
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s1.config.SerfConfig.MemberlistConfig.BindPort)
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for _, s2 := range other {
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if num, err := s2.Join([]string{addr}); err != nil {
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t.Fatalf("err: %v", err)
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} else if num != 1 {
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t.Fatalf("bad: %d", num)
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}
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}
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}
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