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moby--moby/integration/network/service_test.go
selansen 32180ac0c7 VXLAN UDP Port configuration support
This commit contains changes to configure DataPathPort
option. By default we use 4789 port number. But this commit
will allow user to configure port number during swarm init.
DataPathPort can't be modified after swarm init.
Signed-off-by: selansen <elango.siva@docker.com>
2018-11-22 17:35:02 -05:00

431 lines
14 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/internal/test/daemon"
"gotest.tools/assert"
"gotest.tools/icmd"
"gotest.tools/poll"
"gotest.tools/skip"
)
// delInterface removes given network interface
func delInterface(t *testing.T, ifName string) {
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")
d := daemon.New(t)
defer d.Stop(t)
d.Start(t)
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")
// Verify bridge network's subnet
cli, err := d.NewClient()
assert.Assert(t, err)
defer cli.Close()
out, err := cli.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, out.IPAM.Config[0].Subnet, "172.18.0.0/16")
}
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")
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")
// Verify bridge network's subnet
cli, err := d.NewClient()
assert.Assert(t, err)
defer cli.Close()
out, err := cli.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(t, context.Background(), cli, name,
network.WithDriver("bridge"),
)
out, err = cli.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(t, context.Background(), cli, name,
network.WithDriver("bridge"),
)
out, err = cli.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")
defaultNetworkBridge := "docker0"
d := daemon.New(t)
d.Start(t)
defer d.Stop(t)
// Verify bridge network's subnet
cli, err := d.NewClient()
assert.Assert(t, err)
defer cli.Close()
// Create a bridge network
name := "elango" + t.Name()
network.CreateNoError(t, context.Background(), cli, name,
network.WithDriver("bridge"),
)
out, err := cli.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 := cli.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")
defaultNetworkBridge := "docker0"
d := daemon.New(t)
d.Start(t)
defer d.Stop(t)
// Verify bridge network's subnet
cli, err := d.NewClient()
assert.Assert(t, err)
defer cli.Close()
// Create a bridge network
name := "elango" + t.Name()
network.CreateNoError(t, context.Background(), cli, name,
network.WithDriver("bridge"),
)
out, err := cli.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(t, context.Background(), cli, name,
network.WithDriver("bridge"),
)
out, err = cli.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(t, context.Background(), cli, name,
network.WithDriver("bridge"),
)
out1, err := cli.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")
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")
// Verify bridge network's subnet
cli, err := d.NewClient()
assert.Assert(t, err)
defer cli.Close()
out, err := cli.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, "172.60.0.1/16")
delInterface(t, defaultNetworkBridge)
}
func TestServiceWithPredefinedNetwork(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
defer setupTest(t)()
d := swarm.NewSwarm(t, testEnv)
defer d.Stop(t)
client := d.NewClientT(t)
defer client.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, serviceRunningCount(client, serviceID, instances), swarm.ServicePoll)
_, _, err := client.ServiceInspectWithRaw(context.Background(), serviceID, types.ServiceInspectOptions{})
assert.NilError(t, err)
err = client.ServiceRemove(context.Background(), serviceID)
assert.NilError(t, err)
}
const ingressNet = "ingress"
func TestServiceRemoveKeepsIngressNetwork(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
defer setupTest(t)()
d := swarm.NewSwarm(t, testEnv)
defer d.Stop(t)
client := d.NewClientT(t)
defer client.Close()
poll.WaitOn(t, swarmIngressReady(client), 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, serviceRunningCount(client, serviceID, instances), swarm.ServicePoll)
_, _, err := client.ServiceInspectWithRaw(context.Background(), serviceID, types.ServiceInspectOptions{})
assert.NilError(t, err)
err = client.ServiceRemove(context.Background(), serviceID)
assert.NilError(t, err)
poll.WaitOn(t, serviceIsRemoved(client, serviceID), swarm.ServicePoll)
poll.WaitOn(t, noServices(client), swarm.ServicePoll)
// Ensure that "ingress" is not removed or corrupted
time.Sleep(10 * time.Second)
netInfo, err := client.NetworkInspect(context.Background(), 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")
}
func serviceRunningCount(client client.ServiceAPIClient, serviceID string, instances uint64) func(log poll.LogT) poll.Result {
return func(log poll.LogT) poll.Result {
services, err := client.ServiceList(context.Background(), types.ServiceListOptions{})
if err != nil {
return poll.Error(err)
}
if len(services) != int(instances) {
return poll.Continue("Service count at %d waiting for %d", len(services), instances)
}
return poll.Success()
}
}
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(client client.ServiceAPIClient) func(log poll.LogT) poll.Result {
return func(log poll.LogT) poll.Result {
services, err := client.ServiceList(context.Background(), types.ServiceListOptions{})
switch {
case err != nil:
return poll.Error(err)
case len(services) == 0:
return poll.Success()
default:
return poll.Continue("Service count at %d waiting for 0", 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")
defer setupTest(t)()
var ops = []func(*daemon.Daemon){}
var datapathPort uint32 = 7777
ops = append(ops, daemon.WithSwarmDataPathPort(datapathPort))
d := swarm.NewSwarm(t, testEnv, ops...)
cli := d.NewClientT(t)
defer cli.Close()
// Create a overlay network
name := "saanvisthira" + t.Name()
network.CreateNoError(t, context.Background(), cli, name,
network.WithDriver("overlay"))
var instances uint64 = 1
serviceID := swarm.CreateService(t, d,
swarm.ServiceWithReplicas(instances),
swarm.ServiceWithNetwork(name),
)
poll.WaitOn(t, serviceRunningCount(cli, serviceID, instances), swarm.ServicePoll)
info := d.Info(t)
assert.Equal(t, info.Swarm.Cluster.DataPathPort, datapathPort)
err := cli.ServiceRemove(context.Background(), serviceID)
assert.NilError(t, err)
d.SwarmLeave(true)
d.Stop(t)
// Clean up , set it back to original one to make sure other tests don't fail
// call without datapath port option.
ops = []func(*daemon.Daemon){}
d = swarm.NewSwarm(t, testEnv, ops...)
cli = d.NewClientT(t)
// Create a overlay network
name = "saanvisthira" + t.Name()
network.CreateNoError(t, context.Background(), cli, name,
network.WithDriver("overlay"))
serviceID = swarm.CreateService(t, d,
swarm.ServiceWithReplicas(instances),
swarm.ServiceWithNetwork(name),
)
poll.WaitOn(t, serviceRunningCount(cli, serviceID, instances), swarm.ServicePoll)
info = d.Info(t)
var defaultDataPathPort uint32 = 4789
assert.Equal(t, info.Swarm.Cluster.DataPathPort, defaultDataPathPort)
err = cli.ServiceRemove(context.Background(), serviceID)
assert.NilError(t, err)
d.SwarmLeave(true)
defer d.Stop(t)
}
func TestServiceWithDefaultAddressPoolInit(t *testing.T) {
skip.If(t, testEnv.OSType == "windows")
defer setupTest(t)()
var ops = []func(*daemon.Daemon){}
ipAddr := []string{"20.20.0.0/16"}
ops = append(ops, daemon.WithSwarmDefaultAddrPool(ipAddr))
ops = append(ops, daemon.WithSwarmDefaultAddrPoolSubnetSize(24))
d := swarm.NewSwarm(t, testEnv, ops...)
cli := d.NewClientT(t)
defer cli.Close()
// Create a overlay network
name := "saanvisthira" + t.Name()
network.CreateNoError(t, context.Background(), cli, name,
network.WithDriver("overlay"))
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, serviceRunningCount(cli, serviceID, instances), swarm.ServicePoll)
_, _, err := cli.ServiceInspectWithRaw(context.Background(), serviceID, types.ServiceInspectOptions{})
assert.NilError(t, err)
out, err := cli.NetworkInspect(context.Background(), name, types.NetworkInspectOptions{})
assert.NilError(t, err)
t.Logf("%s: NetworkInspect: %+v", t.Name(), out)
assert.Assert(t, len(out.IPAM.Config) > 0)
assert.Equal(t, out.IPAM.Config[0].Subnet, "20.20.0.0/24")
err = cli.ServiceRemove(context.Background(), serviceID)
assert.NilError(t, err)
d.SwarmLeave(true)
d.Stop(t)
// Clean up , set it back to original one to make sure other tests don't fail
ipAddr = []string{"10.0.0.0/8"}
ops = append(ops, daemon.WithSwarmDefaultAddrPool(ipAddr))
ops = append(ops, daemon.WithSwarmDefaultAddrPoolSubnetSize(24))
d = swarm.NewSwarm(t, testEnv, ops...)
d.SwarmLeave(true)
defer d.Stop(t)
}