Ejemplo n.º 1
0
func agentTestEnv(t *testing.T) (*Agent, func()) {
	var cleanup []func()
	tc := testutils.NewTestCA(t, testutils.AcceptancePolicy(true, true, ""))
	cleanup = append(cleanup, func() { tc.Stop() })

	agentSecurityConfig, err := tc.NewNodeConfig(ca.AgentRole)
	assert.NoError(t, err)

	addr := "localhost:4949"
	remotes := picker.NewRemotes(api.Peer{Addr: addr})

	conn, err := grpc.Dial(addr,
		grpc.WithPicker(picker.NewPicker(remotes, addr)),
		grpc.WithTransportCredentials(agentSecurityConfig.ClientTLSCreds))
	assert.NoError(t, err)

	db, cleanupStorage := storageTestEnv(t)
	cleanup = append(cleanup, func() { cleanupStorage() })

	agent, err := New(&Config{
		Executor: &NoopExecutor{},
		Managers: remotes,
		Conn:     conn,
		DB:       db,
	})
	return agent, func() {
		for i := len(cleanup) - 1; i > 0; i-- {
			cleanup[i]()
		}
	}
}
Ejemplo n.º 2
0
func newPersistentRemotes(f string, remotes ...api.Peer) *persistentRemotes {
	pr := &persistentRemotes{
		storePath: f,
		Remotes:   picker.NewRemotes(remotes...),
	}
	pr.c = sync.NewCond(pr.RLocker())
	return pr
}
Ejemplo n.º 3
0
func (mc *managersCluster) addAgents(count int) error {
	var addrs []api.Peer
	for _, m := range mc.ms {
		addrs = append(addrs, api.Peer{Addr: m.addr})
	}
	for i := 0; i < count; i++ {
		asConfig, err := mc.tc.NewNodeConfig(ca.AgentRole)
		if err != nil {
			return err
		}

		managers := picker.NewRemotes(addrs...)
		peer, err := managers.Select()
		if err != nil {
			return err
		}
		conn, err := grpc.Dial(peer.Addr,
			grpc.WithPicker(picker.NewPicker(managers)),
			grpc.WithTransportCredentials(asConfig.ClientTLSCreds))
		if err != nil {
			return err
		}

		id := strconv.Itoa(rand.Int())
		a, err := agent.New(&agent.Config{
			Hostname: "hostname_" + id,
			Managers: managers,
			Executor: &NoopExecutor{},
			Conn:     conn,
		})
		if err != nil {
			return err
		}
		if err := a.Start(context.Background()); err != nil {
			return err
		}
		mc.agents = append(mc.agents, a)
	}
	return nil
}
Ejemplo n.º 4
0
func TestAgentStartStop(t *testing.T) {
	tc := testutils.NewTestCA(t, testutils.AcceptancePolicy(true, true, ""))
	defer tc.Stop()

	agentSecurityConfig, err := tc.NewNodeConfig(ca.AgentRole)
	assert.NoError(t, err)

	addr := "localhost:4949"
	remotes := picker.NewRemotes(api.Peer{Addr: addr})

	conn, err := grpc.Dial(addr,
		grpc.WithPicker(picker.NewPicker(remotes, addr)),
		grpc.WithTransportCredentials(agentSecurityConfig.ClientTLSCreds))
	assert.NoError(t, err)

	db, cleanup := storageTestEnv(t)
	defer cleanup()

	agent, err := New(&Config{
		Executor: &NoopExecutor{},
		Managers: remotes,
		Conn:     conn,
		DB:       db,
	})
	assert.NoError(t, err)
	assert.NotNil(t, agent)

	ctx, _ := context.WithTimeout(context.Background(), 5000*time.Millisecond)

	assert.Equal(t, errAgentNotStarted, agent.Stop(ctx))
	assert.NoError(t, agent.Start(ctx))

	if err := agent.Start(ctx); err != errAgentStarted {
		t.Fatalf("expected agent started error: %v", err)
	}

	assert.NoError(t, agent.Stop(ctx))
}
Ejemplo n.º 5
0
// NewTestCA is a helper method that creates a TestCA and a bunch of default
// connections and security configs
func NewTestCA(t *testing.T, policy api.AcceptancePolicy) *TestCA {
	tempBaseDir, err := ioutil.TempDir("", "swarm-ca-test-")
	assert.NoError(t, err)

	s := store.NewMemoryStore(nil)

	paths := ca.NewConfigPaths(tempBaseDir)
	organization := identity.NewID()

	rootCA, err := createAndWriteRootCA("swarm-test-CA", paths.RootCA, ca.DefaultNodeCertExpiration)
	assert.NoError(t, err)

	managerConfig, err := genSecurityConfig(s, rootCA, ca.ManagerRole, organization, "")
	assert.NoError(t, err)

	managerDiffOrgConfig, err := genSecurityConfig(s, rootCA, ca.ManagerRole, "swarm-test-org-2", "")
	assert.NoError(t, err)

	agentConfig, err := genSecurityConfig(s, rootCA, ca.AgentRole, organization, "")
	assert.NoError(t, err)

	l, err := net.Listen("tcp", "127.0.0.1:0")
	assert.NoError(t, err)

	baseOpts := []grpc.DialOption{grpc.WithTimeout(10 * time.Second)}
	insecureClientOpts := append(baseOpts, grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{InsecureSkipVerify: true})))
	clientOpts := append(baseOpts, grpc.WithTransportCredentials(agentConfig.ClientTLSCreds))
	managerOpts := append(baseOpts, grpc.WithTransportCredentials(managerConfig.ClientTLSCreds))
	managerDiffOrgOpts := append(baseOpts, grpc.WithTransportCredentials(managerDiffOrgConfig.ClientTLSCreds))

	conn1, err := grpc.Dial(l.Addr().String(), insecureClientOpts...)
	assert.NoError(t, err)

	conn2, err := grpc.Dial(l.Addr().String(), clientOpts...)
	assert.NoError(t, err)

	conn3, err := grpc.Dial(l.Addr().String(), managerOpts...)
	assert.NoError(t, err)

	conn4, err := grpc.Dial(l.Addr().String(), managerDiffOrgOpts...)
	assert.NoError(t, err)

	serverOpts := []grpc.ServerOption{grpc.Creds(managerConfig.ServerTLSCreds)}
	grpcServer := grpc.NewServer(serverOpts...)

	createClusterObject(t, s, policy)
	caServer := ca.NewServer(s, managerConfig)
	api.RegisterCAServer(grpcServer, caServer)
	api.RegisterNodeCAServer(grpcServer, caServer)

	ctx := context.Background()

	go grpcServer.Serve(l)
	go caServer.Run(ctx)

	// Wait for caServer to be ready to serve
	<-caServer.Ready()

	remotes := picker.NewRemotes(api.Peer{Addr: l.Addr().String()})
	picker := picker.NewPicker(remotes, l.Addr().String())

	caClients := []api.CAClient{api.NewCAClient(conn1), api.NewCAClient(conn2), api.NewCAClient(conn3)}
	nodeCAClients := []api.NodeCAClient{api.NewNodeCAClient(conn1), api.NewNodeCAClient(conn2), api.NewNodeCAClient(conn3), api.NewNodeCAClient(conn4)}
	conns := []*grpc.ClientConn{conn1, conn2, conn3, conn4}

	return &TestCA{
		RootCA:        rootCA,
		MemoryStore:   s,
		Picker:        picker,
		TempDir:       tempBaseDir,
		Organization:  organization,
		Paths:         paths,
		Context:       ctx,
		CAClients:     caClients,
		NodeCAClients: nodeCAClients,
		Conns:         conns,
		CAServer:      caServer,
	}
}