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moby--moby/integration/network/service_test.go
Sebastiaan van Stijn 786e6d80ba
integration: fix empty-lines (revive)
integration/config/config_test.go:106:31: empty-lines: extra empty line at the end of a block (revive)
    integration/secret/secret_test.go:106:31: empty-lines: extra empty line at the end of a block (revive)
    integration/network/service_test.go:58:50: empty-lines: extra empty line at the end of a block (revive)
    integration/network/service_test.go:401:58: empty-lines: extra empty line at the end of a block (revive)
    integration/system/event_test.go:30:38: empty-lines: extra empty line at the end of a block (revive)
    integration/plugin/logging/read_test.go:19:41: empty-lines: extra empty line at the end of a block (revive)
    integration/service/list_test.go:30:48: empty-lines: extra empty line at the end of a block (revive)
    integration/service/create_test.go:400:46: empty-lines: extra empty line at the start of a block (revive)
    integration/container/logs_test.go:156:42: empty-lines: extra empty line at the end of a block (revive)
    integration/container/daemon_linux_test.go:135:44: empty-lines: extra empty line at the end of a block (revive)
    integration/container/restart_test.go:160:62: empty-lines: extra empty line at the end of a block (revive)
    integration/container/wait_test.go:181:47: empty-lines: extra empty line at the end of a block (revive)
    integration/container/restart_test.go:116:30: empty-lines: extra empty line at the end of a block (revive)

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-09-28 01:58:50 +02:00

456 lines
15 KiB
Go

package network // import "github.com/docker/docker/integration/network"
import (
"context"
"testing"
"time"
"github.com/docker/docker/api/types"
swarmtypes "github.com/docker/docker/api/types/swarm"
"github.com/docker/docker/api/types/versions"
"github.com/docker/docker/client"
"github.com/docker/docker/integration/internal/network"
"github.com/docker/docker/integration/internal/swarm"
"github.com/docker/docker/testutil/daemon"
"gotest.tools/v3/assert"
"gotest.tools/v3/icmd"
"gotest.tools/v3/poll"
"gotest.tools/v3/skip"
)
// delInterface removes given network interface
func delInterface(t *testing.T, ifName string) {
t.Helper()
icmd.RunCommand("ip", "link", "delete", ifName).Assert(t, icmd.Success)
icmd.RunCommand("iptables", "-t", "nat", "--flush").Assert(t, icmd.Success)
icmd.RunCommand("iptables", "--flush").Assert(t, icmd.Success)
}
func TestDaemonRestartWithLiveRestore(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
skip.If(t, testEnv.IsRemoteDaemon)
skip.If(t, versions.LessThan(testEnv.DaemonAPIVersion(), "1.38"), "skip test from new feature")
skip.If(t, testEnv.IsRootless, "rootless mode has different view of network")
d := daemon.New(t)
defer d.Stop(t)
d.Start(t)
c := d.NewClientT(t)
defer c.Close()
// Verify bridge network's subnet
out, err := c.NetworkInspect(context.Background(), "bridge", types.NetworkInspectOptions{})
assert.NilError(t, err)
subnet := out.IPAM.Config[0].Subnet
d.Restart(t,
"--live-restore=true",
"--default-address-pool", "base=175.30.0.0/16,size=16",
"--default-address-pool", "base=175.33.0.0/16,size=24",
)
out1, err := c.NetworkInspect(context.Background(), "bridge", types.NetworkInspectOptions{})
assert.NilError(t, err)
// Make sure docker0 doesn't get override with new IP in live restore case
assert.Equal(t, out1.IPAM.Config[0].Subnet, subnet)
}
func TestDaemonDefaultNetworkPools(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
// Remove docker0 bridge and the start daemon defining the predefined address pools
skip.If(t, testEnv.IsRemoteDaemon)
skip.If(t, versions.LessThan(testEnv.DaemonAPIVersion(), "1.38"), "skip test from new feature")
skip.If(t, testEnv.IsRootless, "rootless mode has different view of network")
defaultNetworkBridge := "docker0"
delInterface(t, defaultNetworkBridge)
d := daemon.New(t)
defer d.Stop(t)
d.Start(t,
"--default-address-pool", "base=175.30.0.0/16,size=16",
"--default-address-pool", "base=175.33.0.0/16,size=24",
)
c := d.NewClientT(t)
defer c.Close()
// Verify bridge network's subnet
out, err := c.NetworkInspect(context.Background(), "bridge", types.NetworkInspectOptions{})
assert.NilError(t, err)
assert.Equal(t, out.IPAM.Config[0].Subnet, "175.30.0.0/16")
// Create a bridge network and verify its subnet is the second default pool
name := "elango" + t.Name()
network.CreateNoError(context.Background(), t, c, name,
network.WithDriver("bridge"),
)
out, err = c.NetworkInspect(context.Background(), name, types.NetworkInspectOptions{})
assert.NilError(t, err)
assert.Equal(t, out.IPAM.Config[0].Subnet, "175.33.0.0/24")
// Create a bridge network and verify its subnet is the third default pool
name = "saanvi" + t.Name()
network.CreateNoError(context.Background(), t, c, name,
network.WithDriver("bridge"),
)
out, err = c.NetworkInspect(context.Background(), name, types.NetworkInspectOptions{})
assert.NilError(t, err)
assert.Equal(t, out.IPAM.Config[0].Subnet, "175.33.1.0/24")
delInterface(t, defaultNetworkBridge)
}
func TestDaemonRestartWithExistingNetwork(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
skip.If(t, testEnv.IsRemoteDaemon)
skip.If(t, versions.LessThan(testEnv.DaemonAPIVersion(), "1.38"), "skip test from new feature")
skip.If(t, testEnv.IsRootless, "rootless mode has different view of network")
defaultNetworkBridge := "docker0"
d := daemon.New(t)
d.Start(t)
defer d.Stop(t)
c := d.NewClientT(t)
defer c.Close()
// Create a bridge network
name := "elango" + t.Name()
network.CreateNoError(context.Background(), t, c, name,
network.WithDriver("bridge"),
)
// Verify bridge network's subnet
out, err := c.NetworkInspect(context.Background(), name, types.NetworkInspectOptions{})
assert.NilError(t, err)
networkip := out.IPAM.Config[0].Subnet
// Restart daemon with default address pool option
d.Restart(t,
"--default-address-pool", "base=175.30.0.0/16,size=16",
"--default-address-pool", "base=175.33.0.0/16,size=24")
out1, err := c.NetworkInspect(context.Background(), name, types.NetworkInspectOptions{})
assert.NilError(t, err)
assert.Equal(t, out1.IPAM.Config[0].Subnet, networkip)
delInterface(t, defaultNetworkBridge)
}
func TestDaemonRestartWithExistingNetworkWithDefaultPoolRange(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
skip.If(t, testEnv.IsRemoteDaemon)
skip.If(t, versions.LessThan(testEnv.DaemonAPIVersion(), "1.38"), "skip test from new feature")
skip.If(t, testEnv.IsRootless, "rootless mode has different view of network")
defaultNetworkBridge := "docker0"
d := daemon.New(t)
d.Start(t)
defer d.Stop(t)
c := d.NewClientT(t)
defer c.Close()
// Create a bridge network
name := "elango" + t.Name()
network.CreateNoError(context.Background(), t, c, name,
network.WithDriver("bridge"),
)
// Verify bridge network's subnet
out, err := c.NetworkInspect(context.Background(), name, types.NetworkInspectOptions{})
assert.NilError(t, err)
networkip := out.IPAM.Config[0].Subnet
// Create a bridge network
name = "sthira" + t.Name()
network.CreateNoError(context.Background(), t, c, name,
network.WithDriver("bridge"),
)
out, err = c.NetworkInspect(context.Background(), name, types.NetworkInspectOptions{})
assert.NilError(t, err)
networkip2 := out.IPAM.Config[0].Subnet
// Restart daemon with default address pool option
d.Restart(t,
"--default-address-pool", "base=175.18.0.0/16,size=16",
"--default-address-pool", "base=175.19.0.0/16,size=24",
)
// Create a bridge network
name = "saanvi" + t.Name()
network.CreateNoError(context.Background(), t, c, name,
network.WithDriver("bridge"),
)
out1, err := c.NetworkInspect(context.Background(), name, types.NetworkInspectOptions{})
assert.NilError(t, err)
assert.Check(t, out1.IPAM.Config[0].Subnet != networkip)
assert.Check(t, out1.IPAM.Config[0].Subnet != networkip2)
delInterface(t, defaultNetworkBridge)
}
func TestDaemonWithBipAndDefaultNetworkPool(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
skip.If(t, testEnv.IsRemoteDaemon)
skip.If(t, versions.LessThan(testEnv.DaemonAPIVersion(), "1.38"), "skip test from new feature")
skip.If(t, testEnv.IsRootless, "rootless mode has different view of network")
defaultNetworkBridge := "docker0"
d := daemon.New(t)
defer d.Stop(t)
d.Start(t,
"--bip=172.60.0.1/16",
"--default-address-pool", "base=175.30.0.0/16,size=16",
"--default-address-pool", "base=175.33.0.0/16,size=24",
)
c := d.NewClientT(t)
defer c.Close()
// Verify bridge network's subnet
out, err := c.NetworkInspect(context.Background(), "bridge", types.NetworkInspectOptions{})
assert.NilError(t, err)
// Make sure BIP IP doesn't get override with new default address pool .
assert.Equal(t, out.IPAM.Config[0].Subnet, "172.60.0.0/16")
delInterface(t, defaultNetworkBridge)
}
func TestServiceWithPredefinedNetwork(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
skip.If(t, testEnv.IsRootless, "rootless mode doesn't support Swarm-mode")
defer setupTest(t)()
d := swarm.NewSwarm(t, testEnv)
defer d.Stop(t)
c := d.NewClientT(t)
defer c.Close()
hostName := "host"
var instances uint64 = 1
serviceName := "TestService" + t.Name()
serviceID := swarm.CreateService(t, d,
swarm.ServiceWithReplicas(instances),
swarm.ServiceWithName(serviceName),
swarm.ServiceWithNetwork(hostName),
)
poll.WaitOn(t, swarm.RunningTasksCount(c, serviceID, instances), swarm.ServicePoll)
_, _, err := c.ServiceInspectWithRaw(context.Background(), serviceID, types.ServiceInspectOptions{})
assert.NilError(t, err)
err = c.ServiceRemove(context.Background(), serviceID)
assert.NilError(t, err)
}
const ingressNet = "ingress"
func TestServiceRemoveKeepsIngressNetwork(t *testing.T) {
t.Skip("FLAKY_TEST")
skip.If(t, testEnv.IsRootless, "rootless mode doesn't support Swarm-mode")
skip.If(t, testEnv.OSType == "windows")
defer setupTest(t)()
d := swarm.NewSwarm(t, testEnv)
defer d.Stop(t)
c := d.NewClientT(t)
defer c.Close()
poll.WaitOn(t, swarmIngressReady(c), swarm.NetworkPoll)
var instances uint64 = 1
serviceID := swarm.CreateService(t, d,
swarm.ServiceWithReplicas(instances),
swarm.ServiceWithName(t.Name()+"-service"),
swarm.ServiceWithEndpoint(&swarmtypes.EndpointSpec{
Ports: []swarmtypes.PortConfig{
{
Protocol: swarmtypes.PortConfigProtocolTCP,
TargetPort: 80,
PublishMode: swarmtypes.PortConfigPublishModeIngress,
},
},
}),
)
poll.WaitOn(t, swarm.RunningTasksCount(c, serviceID, instances), swarm.ServicePoll)
ctx := context.Background()
_, _, err := c.ServiceInspectWithRaw(ctx, serviceID, types.ServiceInspectOptions{})
assert.NilError(t, err)
err = c.ServiceRemove(ctx, serviceID)
assert.NilError(t, err)
poll.WaitOn(t, noServices(ctx, c), swarm.ServicePoll)
poll.WaitOn(t, swarm.NoTasks(ctx, c), swarm.ServicePoll)
// Ensure that "ingress" is not removed or corrupted
time.Sleep(10 * time.Second)
netInfo, err := c.NetworkInspect(ctx, ingressNet, types.NetworkInspectOptions{
Verbose: true,
Scope: "swarm",
})
assert.NilError(t, err, "Ingress network was removed after removing service!")
assert.Assert(t, len(netInfo.Containers) != 0, "No load balancing endpoints in ingress network")
assert.Assert(t, len(netInfo.Peers) != 0, "No peers (including self) in ingress network")
_, ok := netInfo.Containers["ingress-sbox"]
assert.Assert(t, ok, "ingress-sbox not present in ingress network")
}
//nolint:unused // for some reason, the "unused" linter marks this function as "unused"
func swarmIngressReady(client client.NetworkAPIClient) func(log poll.LogT) poll.Result {
return func(log poll.LogT) poll.Result {
netInfo, err := client.NetworkInspect(context.Background(), ingressNet, types.NetworkInspectOptions{
Verbose: true,
Scope: "swarm",
})
if err != nil {
return poll.Error(err)
}
np := len(netInfo.Peers)
nc := len(netInfo.Containers)
if np == 0 || nc == 0 {
return poll.Continue("ingress not ready: %d peers and %d containers", nc, np)
}
_, ok := netInfo.Containers["ingress-sbox"]
if !ok {
return poll.Continue("ingress not ready: does not contain the ingress-sbox")
}
return poll.Success()
}
}
func noServices(ctx context.Context, client client.ServiceAPIClient) func(log poll.LogT) poll.Result {
return func(log poll.LogT) poll.Result {
services, err := client.ServiceList(ctx, types.ServiceListOptions{})
switch {
case err != nil:
return poll.Error(err)
case len(services) == 0:
return poll.Success()
default:
return poll.Continue("waiting for all services to be removed: service count at %d", len(services))
}
}
}
func TestServiceWithDataPathPortInit(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
skip.If(t, versions.LessThan(testEnv.DaemonAPIVersion(), "1.40"), "DataPathPort was added in API v1.40")
skip.If(t, testEnv.IsRootless, "rootless mode doesn't support Swarm-mode")
defer setupTest(t)()
var datapathPort uint32 = 7777
d := swarm.NewSwarm(t, testEnv, daemon.WithSwarmDataPathPort(datapathPort))
c := d.NewClientT(t)
ctx := context.Background()
// Create a overlay network
name := "saanvisthira" + t.Name()
overlayID := network.CreateNoError(context.Background(), t, c, name,
network.WithDriver("overlay"))
var instances uint64 = 1
serviceID := swarm.CreateService(t, d,
swarm.ServiceWithReplicas(instances),
swarm.ServiceWithName(name),
swarm.ServiceWithNetwork(name),
)
poll.WaitOn(t, swarm.RunningTasksCount(c, serviceID, instances), swarm.ServicePoll)
info := d.Info(t)
assert.Equal(t, info.Swarm.Cluster.DataPathPort, datapathPort)
err := c.ServiceRemove(ctx, serviceID)
assert.NilError(t, err)
poll.WaitOn(t, noServices(ctx, c), swarm.ServicePoll)
poll.WaitOn(t, swarm.NoTasks(ctx, c), swarm.ServicePoll)
err = c.NetworkRemove(ctx, overlayID)
assert.NilError(t, err)
c.Close()
err = d.SwarmLeave(t, true)
assert.NilError(t, err)
d.Stop(t)
// Clean up , set it back to original one to make sure other tests don't fail
// call without datapath port option.
d = swarm.NewSwarm(t, testEnv)
defer d.Stop(t)
nc := d.NewClientT(t)
defer nc.Close()
// Create a overlay network
name = "not-saanvisthira" + t.Name()
overlayID = network.CreateNoError(ctx, t, nc, name,
network.WithDriver("overlay"))
serviceID = swarm.CreateService(t, d,
swarm.ServiceWithReplicas(instances),
swarm.ServiceWithName(name),
swarm.ServiceWithNetwork(name),
)
poll.WaitOn(t, swarm.RunningTasksCount(nc, serviceID, instances), swarm.ServicePoll)
info = d.Info(t)
var defaultDataPathPort uint32 = 4789
assert.Equal(t, info.Swarm.Cluster.DataPathPort, defaultDataPathPort)
err = nc.ServiceRemove(ctx, serviceID)
assert.NilError(t, err)
poll.WaitOn(t, noServices(ctx, nc), swarm.ServicePoll)
poll.WaitOn(t, swarm.NoTasks(ctx, nc), swarm.ServicePoll)
err = nc.NetworkRemove(ctx, overlayID)
assert.NilError(t, err)
err = d.SwarmLeave(t, true)
assert.NilError(t, err)
}
func TestServiceWithDefaultAddressPoolInit(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
skip.If(t, testEnv.IsRootless, "rootless mode doesn't support Swarm-mode")
defer setupTest(t)()
d := swarm.NewSwarm(t, testEnv,
daemon.WithSwarmDefaultAddrPool([]string{"20.20.0.0/16"}),
daemon.WithSwarmDefaultAddrPoolSubnetSize(24))
defer d.Stop(t)
cli := d.NewClientT(t)
defer cli.Close()
ctx := context.Background()
// Create a overlay network
name := "sthira" + t.Name()
overlayID := network.CreateNoError(ctx, t, cli, name,
network.WithDriver("overlay"),
network.WithCheckDuplicate(),
)
var instances uint64 = 1
serviceName := "TestService" + t.Name()
serviceID := swarm.CreateService(t, d,
swarm.ServiceWithReplicas(instances),
swarm.ServiceWithName(serviceName),
swarm.ServiceWithNetwork(name),
)
poll.WaitOn(t, swarm.RunningTasksCount(cli, serviceID, instances), swarm.ServicePoll)
_, _, err := cli.ServiceInspectWithRaw(ctx, serviceID, types.ServiceInspectOptions{})
assert.NilError(t, err)
out, err := cli.NetworkInspect(ctx, overlayID, types.NetworkInspectOptions{Verbose: true})
assert.NilError(t, err)
t.Logf("%s: NetworkInspect: %+v", t.Name(), out)
assert.Assert(t, len(out.IPAM.Config) > 0)
// As of docker/swarmkit#2890, the ingress network uses the default address
// pool (whereas before, the subnet for the ingress network was hard-coded.
// This means that the ingress network gets the subnet 20.20.0.0/24, and
// the network we just created gets subnet 20.20.1.0/24.
assert.Equal(t, out.IPAM.Config[0].Subnet, "20.20.1.0/24")
// Also inspect ingress network and make sure its in the same subnet
out, err = cli.NetworkInspect(ctx, "ingress", types.NetworkInspectOptions{Verbose: true})
assert.NilError(t, err)
assert.Assert(t, len(out.IPAM.Config) > 0)
assert.Equal(t, out.IPAM.Config[0].Subnet, "20.20.0.0/24")
err = cli.ServiceRemove(ctx, serviceID)
poll.WaitOn(t, noServices(ctx, cli), swarm.ServicePoll)
poll.WaitOn(t, swarm.NoTasks(ctx, cli), swarm.ServicePoll)
assert.NilError(t, err)
err = cli.NetworkRemove(ctx, overlayID)
assert.NilError(t, err)
err = d.SwarmLeave(t, true)
assert.NilError(t, err)
}