Golang context.Background函数代码示例

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本文整理汇总了Golang中github.com/coreos/flannel/Godeps/_workspace/src/golang.org/x/net/context.Background函数的典型用法代码示例。如果您正苦于以下问题：Golang Background函数的具体用法？Golang Background怎么用？Golang Background使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了Background函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: TestConfigChanged

func TestConfigChanged(t *testing.T) {
	msr := newDummyRegistry(1000)
	sm := newEtcdManager(msr)

	extIaddr, _ := ip.ParseIP4("1.2.3.4")
	attrs := LeaseAttrs{
		PublicIP: extIaddr,
	}

	l, err := sm.AcquireLease(context.Background(), "", &attrs)
	if err != nil {
		t.Fatal("AcquireLease failed: ", err)
	}

	if l.Subnet.String() != "10.3.3.0/24" {
		t.Fatal("Subnet mismatch: expected 10.3.3.0/24, got: ", l.Subnet)
	}

	// Change config
	config := `{ "Network": "10.4.0.0/16" }`
	msr.setConfig(config)

	// Acquire again, should not reuse
	if l, err = sm.AcquireLease(context.Background(), "", &attrs); err != nil {
		t.Fatal("AcquireLease failed: ", err)
	}

	newNet := newIP4Net("10.4.0.0", 16)
	if !newNet.Contains(l.Subnet.IP) {
		t.Fatalf("Subnet mismatch: expected within %v, got: %v", newNet, l.Subnet)
	}
}

开发者ID:shenjinxi，项目名称:flannel，代码行数:32，代码来源:subnet_test.go

示例2: TestAcquireLease

func TestAcquireLease(t *testing.T) {
	msr := newDummyRegistry()
	sm := NewMockManager(msr)

	extIaddr, _ := ip.ParseIP4("1.2.3.4")
	attrs := LeaseAttrs{
		PublicIP: extIaddr,
	}

	l, err := sm.AcquireLease(context.Background(), "_", &attrs)
	if err != nil {
		t.Fatal("AcquireLease failed: ", err)
	}

	if !inAllocatableRange(context.Background(), sm, l.Subnet) {
		t.Fatal("Subnet mismatch: expected 10.3.3.0/24, got: ", l.Subnet)
	}

	// Acquire again, should reuse
	l2, err := sm.AcquireLease(context.Background(), "_", &attrs)
	if err != nil {
		t.Fatal("AcquireLease failed: ", err)
	}

	if !l.Subnet.Equal(l2.Subnet) {
		t.Fatalf("AcquireLease did not reuse subnet; expected %v, got %v", l.Subnet, l2.Subnet)
	}
}

开发者ID:erickcantwell，项目名称:flannel，代码行数:28，代码来源:subnet_test.go

示例3: TestAcquireLease

func TestAcquireLease(t *testing.T) {
	msr := newDummyRegistry(1000)
	sm := newEtcdManager(msr)

	extIaddr, _ := ip.ParseIP4("1.2.3.4")
	attrs := LeaseAttrs{
		PublicIP: extIaddr,
	}

	l, err := sm.AcquireLease(context.Background(), "", &attrs)
	if err != nil {
		t.Fatal("AcquireLease failed: ", err)
	}

	if l.Subnet.String() != "10.3.3.0/24" {
		t.Fatal("Subnet mismatch: expected 10.3.3.0/24, got: ", l.Subnet)
	}

	// Acquire again, should reuse
	if l, err = sm.AcquireLease(context.Background(), "", &attrs); err != nil {
		t.Fatal("AcquireLease failed: ", err)
	}

	if l.Subnet.String() != "10.3.3.0/24" {
		t.Fatal("Subnet mismatch: expected 10.3.3.0/24, got: ", l.Subnet)
	}
}

开发者ID:shenjinxi，项目名称:flannel，代码行数:27，代码来源:subnet_test.go

示例4: TestConfigChanged

func TestConfigChanged(t *testing.T) {
	msr := newDummyRegistry()
	sm := NewMockManager(msr)

	extIaddr, _ := ip.ParseIP4("1.2.3.4")
	attrs := LeaseAttrs{
		PublicIP: extIaddr,
	}

	l, err := sm.AcquireLease(context.Background(), "_", &attrs)
	if err != nil {
		t.Fatal("AcquireLease failed: ", err)
	}

	if !inAllocatableRange(context.Background(), sm, l.Subnet) {
		t.Fatal("Acquired subnet outside of valid range: ", l.Subnet)
	}

	// Change config
	config := `{ "Network": "10.4.0.0/16" }`
	msr.setConfig("_", config)

	// Acquire again, should not reuse
	if l, err = sm.AcquireLease(context.Background(), "_", &attrs); err != nil {
		t.Fatal("AcquireLease failed: ", err)
	}

	if !inAllocatableRange(context.Background(), sm, l.Subnet) {
		t.Fatal("Acquired subnet outside of valid range: ", l.Subnet)
	}
}

开发者ID:erickcantwell，项目名称:flannel，代码行数:31，代码来源:subnet_test.go

示例5: TestHTTPKeysAPIDeleteResponse

func TestHTTPKeysAPIDeleteResponse(t *testing.T) {
	client := &staticHTTPClient{
		resp: http.Response{
			StatusCode: http.StatusOK,
			Header:     http.Header{"X-Etcd-Index": []string{"22"}},
		},
		body: []byte(`{"action":"delete","node":{"key":"/pants/foo/bar/baz","value":"snarf","modifiedIndex":22,"createdIndex":19},"prevNode":{"key":"/pants/foo/bar/baz","value":"snazz","modifiedIndex":20,"createdIndex":19}}`),
	}

	wantResponse := &Response{
		Action:   "delete",
		Node:     &Node{Key: "/pants/foo/bar/baz", Value: "snarf", CreatedIndex: uint64(19), ModifiedIndex: uint64(22)},
		PrevNode: &Node{Key: "/pants/foo/bar/baz", Value: "snazz", CreatedIndex: uint64(19), ModifiedIndex: uint64(20)},
		Index:    uint64(22),
	}

	kAPI := &httpKeysAPI{client: client, prefix: "/pants"}
	resp, err := kAPI.Delete(context.Background(), "/foo/bar/baz", nil)
	if err != nil {
		t.Errorf("non-nil error: %#v", err)
	}
	if !reflect.DeepEqual(wantResponse, resp) {
		t.Errorf("incorrect Response: want=%#v got=%#v", wantResponse, resp)
	}
}

开发者ID:nathanleiby，项目名称:flannel，代码行数:25，代码来源:keys_test.go

示例6: TestHTTPKeysAPIDeleteError

func TestHTTPKeysAPIDeleteError(t *testing.T) {
	tests := []httpClient{
		// generic HTTP client failure
		&staticHTTPClient{
			err: errors.New("fail!"),
		},

		// unusable status code
		&staticHTTPClient{
			resp: http.Response{
				StatusCode: http.StatusTeapot,
			},
		},

		// etcd Error response
		&staticHTTPClient{
			resp: http.Response{
				StatusCode: http.StatusInternalServerError,
			},
			body: []byte(`{"errorCode":300,"message":"Raft internal error","cause":"/foo","index":18}`),
		},
	}

	for i, tt := range tests {
		kAPI := httpKeysAPI{client: tt}
		resp, err := kAPI.Delete(context.Background(), "/foo", nil)
		if err == nil {
			t.Errorf("#%d: received nil error", i)
		}
		if resp != nil {
			t.Errorf("#%d: received non-nil Response: %#v", i, resp)
		}
	}
}

开发者ID:nathanleiby，项目名称:flannel，代码行数:34，代码来源:keys_test.go

示例7: TestHTTPClusterClientDoDeadlineExceedContext

func TestHTTPClusterClientDoDeadlineExceedContext(t *testing.T) {
	fakeURL := url.URL{}
	tr := newFakeTransport()
	tr.finishCancel <- struct{}{}
	c := &httpClusterClient{
		clientFactory: newHTTPClientFactory(tr, DefaultCheckRedirect, 0),
		endpoints:     []url.URL{fakeURL},
	}

	errc := make(chan error)
	go func() {
		ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond)
		defer cancel()
		_, _, err := c.Do(ctx, &fakeAction{})
		errc <- err
	}()

	select {
	case err := <-errc:
		if err != context.DeadlineExceeded {
			t.Errorf("err = %+v, want %+v", err, context.DeadlineExceeded)
		}
	case <-time.After(time.Second):
		t.Fatalf("unexpected timeout when waitting for request to deadline exceed")
	}
}

开发者ID:vanloswang，项目名称:flannel，代码行数:26，代码来源:client_test.go

示例8: TestSimpleHTTPClientDoCancelContextResponseBodyClosed

func TestSimpleHTTPClientDoCancelContextResponseBodyClosed(t *testing.T) {
	tr := newFakeTransport()
	c := &simpleHTTPClient{transport: tr}

	// create an already-cancelled context
	ctx, cancel := context.WithCancel(context.Background())
	cancel()

	body := &checkableReadCloser{ReadCloser: ioutil.NopCloser(strings.NewReader("foo"))}
	go func() {
		// wait that simpleHTTPClient knows the context is already timed out,
		// and calls CancelRequest
		testutil.WaitSchedule()

		// response is returned before cancel effects
		tr.respchan <- &http.Response{Body: body}
	}()

	_, _, err := c.Do(ctx, &fakeAction{})
	if err == nil {
		t.Fatalf("expected non-nil error, got nil")
	}

	if !body.closed {
		t.Fatalf("expected closed body")
	}
}

开发者ID:nathanleiby，项目名称:flannel，代码行数:27，代码来源:client_test.go

示例9: TestWatchGetNetworks

func TestWatchGetNetworks(t *testing.T) {
	msr := newDummyRegistry()
	sm := NewMockManager(msr)

	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	// Kill the previously added "_" network
	msr.DeleteNetwork(ctx, "_")

	expected := "foobar"
	msr.CreateNetwork(ctx, expected, `{"Network": "10.1.1.0/16", "Backend": {"Type": "bridge"}}`)

	resp, err := sm.WatchNetworks(ctx, nil)
	if err != nil {
		t.Errorf("WatchNetworks(nil) failed:", err)
	}

	if len(resp.Snapshot) != 1 {
		t.Errorf("WatchNetworks(nil) produced wrong number of networks: expected 1, got %d", len(resp.Snapshot))
	}

	if resp.Snapshot[0] != expected {
		t.Errorf("WatchNetworks(nil) produced wrong network: expected %s, got %s", expected, resp.Snapshot[0])
	}
}

开发者ID:erickcantwell，项目名称:flannel，代码行数:26，代码来源:subnet_test.go

示例10: TestWatchNetworkAdded

func TestWatchNetworkAdded(t *testing.T) {
	msr := newDummyRegistry()
	sm := NewMockManager(msr)

	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	events := make(chan []Event)
	go WatchNetworks(ctx, sm, events)

	// skip over the initial snapshot
	<-events

	expected := "foobar"
	msr.CreateNetwork(ctx, expected, `{"Network": "10.1.1.0/16", "Backend": {"Type": "bridge"}}`)

	evtBatch := <-events

	if len(evtBatch) != 1 {
		t.Fatalf("WatchNetworks produced wrong sized event batch")
	}

	evt := evtBatch[0]

	if evt.Type != EventAdded {
		t.Fatalf("WatchNetworks produced wrong event type")
	}

	actual := evt.Network
	if actual != expected {
		t.Errorf("WatchNetworks produced wrong network: expected %s, got %s", expected, actual)
	}
}

开发者ID:erickcantwell，项目名称:flannel，代码行数:33，代码来源:subnet_test.go

示例11: doTestWatchNetworks

func doTestWatchNetworks(t *testing.T, sm subnet.Manager, serverRegistry *subnet.MockSubnetRegistry) {
	ctx, cancel := context.WithCancel(context.Background())
	wg := sync.WaitGroup{}
	wg.Add(1)
	defer func() {
		cancel()
		wg.Wait()
	}()

	events := make(chan []subnet.Event)
	go func() {
		subnet.WatchNetworks(ctx, sm, events)
		wg.Done()
	}()

	// skip over the initial snapshot
	<-events

	expectedNetname := "foobar"
	config := fmt.Sprintf(`{"Network": %q}`, expectedNetwork)
	err := serverRegistry.CreateNetwork(ctx, expectedNetname, config)
	if err != nil {
		t.Errorf("create network failed: %v", err)
	}

	evtBatch := <-events

	if len(evtBatch) != 1 {
		t.Fatalf("WatchNetworks create produced wrong sized event batch")
	}

	evt := evtBatch[0]
	if evt.Type != subnet.EventAdded {
		t.Fatalf("WatchNetworks create produced wrong event type")
	}

	if evt.Network != expectedNetname {
		t.Errorf("WatchNetwork create produced wrong network: expected %s, got %s", expectedNetname, evt.Network)
	}

	err = serverRegistry.DeleteNetwork(ctx, expectedNetname)
	if err != nil {
		t.Errorf("delete network failed: %v", err)
	}

	evtBatch = <-events

	if len(evtBatch) != 1 {
		t.Fatalf("WatchNetworks delete produced wrong sized event batch")
	}

	evt = evtBatch[0]
	if evt.Type != subnet.EventRemoved {
		t.Fatalf("WatchNetworks delete produced wrong event type")
	}

	if evt.Network != expectedNetname {
		t.Errorf("WatchNetwork delete produced wrong network: expected %s, got %s", expectedNetname, evt.Network)
	}
}

开发者ID:hidetosaito，项目名称:flannel，代码行数:60，代码来源:remote_test.go

示例12: TestRemoveReservation

func TestRemoveReservation(t *testing.T) {
	msr := newDummyRegistry()
	sm := NewMockManager(msr)

	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	r := Reservation{
		Subnet:   newIP4Net("10.3.10.0", 24),
		PublicIP: ip.MustParseIP4("52.195.12.13"),
	}
	if err := sm.AddReservation(ctx, "_", &r); err != nil {
		t.Fatalf("failed to add reservation: %v", err)
	}

	if err := sm.RemoveReservation(ctx, "_", r.Subnet); err != nil {
		t.Fatalf("failed to remove reservation: %v", err)
	}

	// The node should have a TTL
	sub, _, err := msr.getSubnet(ctx, "_", r.Subnet)
	if err != nil {
		t.Fatalf("getSubnet failed: %v", err)
	}

	if sub.Expiration.IsZero() {
		t.Fatalf("removed reservation resulted in no TTL")
	}
}

开发者ID:erickcantwell，项目名称:flannel，代码行数:29，代码来源:subnet_test.go

示例13: TestHTTPKeysAPIGetResponse

func TestHTTPKeysAPIGetResponse(t *testing.T) {
	client := &staticHTTPClient{
		resp: http.Response{
			StatusCode: http.StatusOK,
			Header:     http.Header{"X-Etcd-Index": []string{"42"}},
		},
		body: []byte(`{"action":"get","node":{"key":"/pants/foo/bar","modifiedIndex":25,"createdIndex":19,"nodes":[{"key":"/pants/foo/bar/baz","value":"snarf","createdIndex":21,"modifiedIndex":25}]}}`),
	}

	wantResponse := &Response{
		Action: "get",
		Node: &Node{
			Key: "/pants/foo/bar",
			Nodes: []*Node{
				&Node{Key: "/pants/foo/bar/baz", Value: "snarf", CreatedIndex: 21, ModifiedIndex: 25},
			},
			CreatedIndex:  uint64(19),
			ModifiedIndex: uint64(25),
		},
		Index: uint64(42),
	}

	kAPI := &httpKeysAPI{client: client, prefix: "/pants"}
	resp, err := kAPI.Get(context.Background(), "/foo/bar", &GetOptions{Recursive: true})
	if err != nil {
		t.Errorf("non-nil error: %#v", err)
	}
	if !reflect.DeepEqual(wantResponse, resp) {
		t.Errorf("incorrect Response: want=%#v got=%#v", wantResponse, resp)
	}
}

开发者ID:nathanleiby，项目名称:flannel，代码行数:31，代码来源:keys_test.go

示例14: TestHTTPMembersAPIListSuccess

func TestHTTPMembersAPIListSuccess(t *testing.T) {
	wantAction := &membersAPIActionList{}
	mAPI := &httpMembersAPI{
		client: &actionAssertingHTTPClient{
			t:   t,
			act: wantAction,
			resp: http.Response{
				StatusCode: http.StatusOK,
			},
			body: []byte(`{"members":[{"id":"94088180e21eb87b","name":"node2","peerURLs":["http://127.0.0.1:7002"],"clientURLs":["http://127.0.0.1:4002"]}]}`),
		},
	}

	wantResponseMembers := []Member{
		Member{
			ID:         "94088180e21eb87b",
			Name:       "node2",
			PeerURLs:   []string{"http://127.0.0.1:7002"},
			ClientURLs: []string{"http://127.0.0.1:4002"},
		},
	}

	m, err := mAPI.List(context.Background())
	if err != nil {
		t.Errorf("got non-nil err: %#v", err)
	}
	if !reflect.DeepEqual(wantResponseMembers, m) {
		t.Errorf("incorrect Members: want=%#v got=%#v", wantResponseMembers, m)
	}
}

开发者ID:nathanleiby，项目名称:flannel，代码行数:30，代码来源:members_test.go

示例15: TestHTTPMembersAPIListError

func TestHTTPMembersAPIListError(t *testing.T) {
	tests := []httpClient{
		// generic httpClient failure
		&staticHTTPClient{err: errors.New("fail!")},

		// unrecognized HTTP status code
		&staticHTTPClient{
			resp: http.Response{StatusCode: http.StatusTeapot},
		},

		// fail to unmarshal body on StatusOK
		&staticHTTPClient{
			resp: http.Response{
				StatusCode: http.StatusOK,
			},
			body: []byte(`[{"id":"XX`),
		},
	}

	for i, tt := range tests {
		mAPI := &httpMembersAPI{client: tt}
		ms, err := mAPI.List(context.Background())
		if err == nil {
			t.Errorf("#%d: got nil err", i)
		}
		if ms != nil {
			t.Errorf("#%d: got non-nil Member slice", i)
		}
	}
}

开发者ID:nathanleiby，项目名称:flannel，代码行数:30，代码来源:members_test.go

示例16: TestHTTPMembersAPIAddSuccess

func TestHTTPMembersAPIAddSuccess(t *testing.T) {
	wantAction := &membersAPIActionAdd{
		peerURLs: types.URLs([]url.URL{
			url.URL{Scheme: "http", Host: "127.0.0.1:7002"},
		}),
	}

	mAPI := &httpMembersAPI{
		client: &actionAssertingHTTPClient{
			t:   t,
			act: wantAction,
			resp: http.Response{
				StatusCode: http.StatusCreated,
			},
			body: []byte(`{"id":"94088180e21eb87b","peerURLs":["http://127.0.0.1:7002"]}`),
		},
	}

	wantResponseMember := &Member{
		ID:       "94088180e21eb87b",
		PeerURLs: []string{"http://127.0.0.1:7002"},
	}

	m, err := mAPI.Add(context.Background(), "http://127.0.0.1:7002")
	if err != nil {
		t.Errorf("got non-nil err: %#v", err)
	}
	if !reflect.DeepEqual(wantResponseMember, m) {
		t.Errorf("incorrect Member: want=%#v got=%#v", wantResponseMember, m)
	}
}

开发者ID:nathanleiby，项目名称:flannel，代码行数:31，代码来源:members_test.go

示例17: TestHTTPClusterClientSyncFail

func TestHTTPClusterClientSyncFail(t *testing.T) {
	cf := newStaticHTTPClientFactory([]staticHTTPResponse{
		staticHTTPResponse{err: errors.New("fail!")},
	})

	hc := &httpClusterClient{
		clientFactory: cf,
		rand:          rand.New(rand.NewSource(0)),
	}
	err := hc.reset([]string{"http://127.0.0.1:2379"})
	if err != nil {
		t.Fatalf("unexpected error during setup: %#v", err)
	}

	want := []string{"http://127.0.0.1:2379"}
	got := hc.Endpoints()
	if !reflect.DeepEqual(want, got) {
		t.Fatalf("incorrect endpoints: want=%#v got=%#v", want, got)
	}

	err = hc.Sync(context.Background())
	if err == nil {
		t.Fatalf("got nil error during Sync")
	}

	got = hc.Endpoints()
	if !reflect.DeepEqual(want, got) {
		t.Fatalf("incorrect endpoints after failed Sync: want=%#v got=%#v", want, got)
	}
}

开发者ID:nathanleiby，项目名称:flannel，代码行数:30，代码来源:client_test.go

示例18: TestSimpleHTTPClientDoCancelContextWaitForRoundTrip

func TestSimpleHTTPClientDoCancelContextWaitForRoundTrip(t *testing.T) {
	tr := newFakeTransport()
	c := &simpleHTTPClient{transport: tr}

	donechan := make(chan struct{})
	ctx, cancel := context.WithCancel(context.Background())
	go func() {
		c.Do(ctx, &fakeAction{})
		close(donechan)
	}()

	// This should call CancelRequest and begin the cancellation process
	cancel()

	select {
	case <-donechan:
		t.Fatalf("simpleHTTPClient.Do should not have exited yet")
	default:
	}

	tr.finishCancel <- struct{}{}

	select {
	case <-donechan:
		//expected behavior
		return
	case <-time.After(time.Second):
		t.Fatalf("simpleHTTPClient.Do did not exit within 1s")
	}
}

开发者ID:nathanleiby，项目名称:flannel，代码行数:30，代码来源:client_test.go

示例19: TestWatchLeaseRemoved

func TestWatchLeaseRemoved(t *testing.T) {
	msr := newDummyRegistry(0)
	sm := newEtcdManager(msr)

	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	events := make(chan []Event)
	go WatchLeases(ctx, sm, "", events)

	// skip over the initial snapshot
	<-events

	expected := "10.3.4.0-24"
	msr.expireSubnet(expected)

	evtBatch := <-events

	if len(evtBatch) != 1 {
		t.Fatalf("WatchSubnets produced wrong sized event batch")
	}

	evt := evtBatch[0]

	if evt.Type != SubnetRemoved {
		t.Fatalf("WatchSubnets produced wrong event type")
	}

	actual := evt.Lease.Key()
	if actual != expected {
		t.Errorf("WatchSubnet produced wrong subnet: expected %s, got %s", expected, actual)
	}
}

开发者ID:shenjinxi，项目名称:flannel，代码行数:33，代码来源:subnet_test.go

示例20: TestRenewLease

func TestRenewLease(t *testing.T) {
	msr := newDummyRegistry()
	sm := NewMockManager(msr)
	now := time.Now()
	fakeClock := clockwork.NewFakeClockAt(now)
	clock = fakeClock

	// Create LeaseAttrs
	extIaddr, _ := ip.ParseIP4("1.2.3.4")
	attrs := LeaseAttrs{
		PublicIP:    extIaddr,
		BackendType: "vxlan",
	}

	ld, err := json.Marshal(&leaseData{Dummy: "test string"})
	if err != nil {
		t.Fatalf("Failed to marshal leaseData: %v", err)
	}
	attrs.BackendData = json.RawMessage(ld)

	// Acquire lease
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	l, err := sm.AcquireLease(ctx, "_", &attrs)
	if err != nil {
		t.Fatal("AcquireLease failed: ", err)
	}

	now = now.Add(subnetTTL)

	fakeClock.Advance(24 * time.Hour)

	if err := sm.RenewLease(ctx, "_", l); err != nil {
		t.Fatal("RenewLease failed: ", err)
	}

	// check that it's still good
	n, err := msr.getNetwork(ctx, "_")
	if err != nil {
		t.Error("Failed to renew lease: could not get networks: %v", err)
	}

	for _, sn := range n.subnets {
		if sn.Subnet.Equal(l.Subnet) {
			expected := now.Add(subnetTTL)
			if !sn.Expiration.Equal(expected) {
				t.Errorf("Failed to renew lease: bad expiration; expected %v, got %v", expected, sn.Expiration)
			}
			if !reflect.DeepEqual(sn.Attrs, attrs) {
				t.Errorf("LeaseAttrs changed: was %#v, now %#v", attrs, sn.Attrs)
			}
			return
		}
	}

	t.Fatalf("Failed to find acquired lease")
}

开发者ID:erickcantwell，项目名称:flannel，代码行数:58，代码来源:subnet_test.go

注：本文中的github.com/coreos/flannel/Godeps/_workspace/src/golang.org/x/net/context.Background函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。