package service import ( "context" "fmt" "reflect" "sort" "testing" "time" "github.com/docker/docker/api/types" "github.com/docker/docker/api/types/container" mounttypes "github.com/docker/docker/api/types/mount" "github.com/docker/docker/api/types/swarm" "gotest.tools/assert" is "gotest.tools/assert/cmp" ) func TestUpdateServiceArgs(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("args", "the \"new args\"") spec := &swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, }, } cspec := spec.TaskTemplate.ContainerSpec cspec.Args = []string{"old", "args"} updateService(nil, nil, flags, spec) assert.Check(t, is.DeepEqual([]string{"the", "new args"}, cspec.Args)) } func TestUpdateLabels(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("label-add", "toadd=newlabel") flags.Set("label-rm", "toremove") labels := map[string]string{ "toremove": "thelabeltoremove", "tokeep": "value", } updateLabels(flags, &labels) assert.Check(t, is.Len(labels, 2)) assert.Check(t, is.Equal("value", labels["tokeep"])) assert.Check(t, is.Equal("newlabel", labels["toadd"])) } func TestUpdateLabelsRemoveALabelThatDoesNotExist(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("label-rm", "dne") labels := map[string]string{"foo": "theoldlabel"} updateLabels(flags, &labels) assert.Check(t, is.Len(labels, 1)) } func TestUpdatePlacementConstraints(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("constraint-add", "node=toadd") flags.Set("constraint-rm", "node!=toremove") placement := &swarm.Placement{ Constraints: []string{"node!=toremove", "container=tokeep"}, } updatePlacementConstraints(flags, placement) assert.Assert(t, is.Len(placement.Constraints, 2)) assert.Check(t, is.Equal("container=tokeep", placement.Constraints[0])) assert.Check(t, is.Equal("node=toadd", placement.Constraints[1])) } func TestUpdatePlacementPrefs(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("placement-pref-add", "spread=node.labels.dc") flags.Set("placement-pref-rm", "spread=node.labels.rack") placement := &swarm.Placement{ Preferences: []swarm.PlacementPreference{ { Spread: &swarm.SpreadOver{ SpreadDescriptor: "node.labels.rack", }, }, { Spread: &swarm.SpreadOver{ SpreadDescriptor: "node.labels.row", }, }, }, } updatePlacementPreferences(flags, placement) assert.Assert(t, is.Len(placement.Preferences, 2)) assert.Check(t, is.Equal("node.labels.row", placement.Preferences[0].Spread.SpreadDescriptor)) assert.Check(t, is.Equal("node.labels.dc", placement.Preferences[1].Spread.SpreadDescriptor)) } func TestUpdateEnvironment(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("env-add", "toadd=newenv") flags.Set("env-rm", "toremove") envs := []string{"toremove=theenvtoremove", "tokeep=value"} updateEnvironment(flags, &envs) assert.Assert(t, is.Len(envs, 2)) // Order has been removed in updateEnvironment (map) sort.Strings(envs) assert.Check(t, is.Equal("toadd=newenv", envs[0])) assert.Check(t, is.Equal("tokeep=value", envs[1])) } func TestUpdateEnvironmentWithDuplicateValues(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("env-add", "foo=newenv") flags.Set("env-add", "foo=dupe") flags.Set("env-rm", "foo") envs := []string{"foo=value"} updateEnvironment(flags, &envs) assert.Check(t, is.Len(envs, 0)) } func TestUpdateEnvironmentWithDuplicateKeys(t *testing.T) { // Test case for #25404 flags := newUpdateCommand(nil).Flags() flags.Set("env-add", "A=b") envs := []string{"A=c"} updateEnvironment(flags, &envs) assert.Assert(t, is.Len(envs, 1)) assert.Check(t, is.Equal("A=b", envs[0])) } func TestUpdateGroups(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("group-add", "wheel") flags.Set("group-add", "docker") flags.Set("group-rm", "root") flags.Set("group-add", "foo") flags.Set("group-rm", "docker") groups := []string{"bar", "root"} updateGroups(flags, &groups) assert.Assert(t, is.Len(groups, 3)) assert.Check(t, is.Equal("bar", groups[0])) assert.Check(t, is.Equal("foo", groups[1])) assert.Check(t, is.Equal("wheel", groups[2])) } func TestUpdateDNSConfig(t *testing.T) { flags := newUpdateCommand(nil).Flags() // IPv4, with duplicates flags.Set("dns-add", "1.1.1.1") flags.Set("dns-add", "1.1.1.1") flags.Set("dns-add", "2.2.2.2") flags.Set("dns-rm", "3.3.3.3") flags.Set("dns-rm", "2.2.2.2") // IPv6 flags.Set("dns-add", "2001:db8:abc8::1") // Invalid dns record assert.ErrorContains(t, flags.Set("dns-add", "x.y.z.w"), "x.y.z.w is not an ip address") // domains with duplicates flags.Set("dns-search-add", "example.com") flags.Set("dns-search-add", "example.com") flags.Set("dns-search-add", "example.org") flags.Set("dns-search-rm", "example.org") // Invalid dns search domain assert.ErrorContains(t, flags.Set("dns-search-add", "example$com"), "example$com is not a valid domain") flags.Set("dns-option-add", "ndots:9") flags.Set("dns-option-rm", "timeout:3") config := &swarm.DNSConfig{ Nameservers: []string{"3.3.3.3", "5.5.5.5"}, Search: []string{"localdomain"}, Options: []string{"timeout:3"}, } updateDNSConfig(flags, &config) assert.Assert(t, is.Len(config.Nameservers, 3)) assert.Check(t, is.Equal("1.1.1.1", config.Nameservers[0])) assert.Check(t, is.Equal("2001:db8:abc8::1", config.Nameservers[1])) assert.Check(t, is.Equal("5.5.5.5", config.Nameservers[2])) assert.Assert(t, is.Len(config.Search, 2)) assert.Check(t, is.Equal("example.com", config.Search[0])) assert.Check(t, is.Equal("localdomain", config.Search[1])) assert.Assert(t, is.Len(config.Options, 1)) assert.Check(t, is.Equal(config.Options[0], "ndots:9")) } func TestUpdateMounts(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("mount-add", "type=volume,source=vol2,target=/toadd") flags.Set("mount-rm", "/toremove") mounts := []mounttypes.Mount{ {Target: "/toremove", Source: "vol1", Type: mounttypes.TypeBind}, {Target: "/tokeep", Source: "vol3", Type: mounttypes.TypeBind}, } updateMounts(flags, &mounts) assert.Assert(t, is.Len(mounts, 2)) assert.Check(t, is.Equal("/toadd", mounts[0].Target)) assert.Check(t, is.Equal("/tokeep", mounts[1].Target)) } func TestUpdateMountsWithDuplicateMounts(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("mount-add", "type=volume,source=vol4,target=/toadd") mounts := []mounttypes.Mount{ {Target: "/tokeep1", Source: "vol1", Type: mounttypes.TypeBind}, {Target: "/toadd", Source: "vol2", Type: mounttypes.TypeBind}, {Target: "/tokeep2", Source: "vol3", Type: mounttypes.TypeBind}, } updateMounts(flags, &mounts) assert.Assert(t, is.Len(mounts, 3)) assert.Check(t, is.Equal("/tokeep1", mounts[0].Target)) assert.Check(t, is.Equal("/tokeep2", mounts[1].Target)) assert.Check(t, is.Equal("/toadd", mounts[2].Target)) } func TestUpdatePorts(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("publish-add", "1000:1000") flags.Set("publish-rm", "333/udp") portConfigs := []swarm.PortConfig{ {TargetPort: 333, Protocol: swarm.PortConfigProtocolUDP}, {TargetPort: 555}, } err := updatePorts(flags, &portConfigs) assert.NilError(t, err) assert.Assert(t, is.Len(portConfigs, 2)) // Do a sort to have the order (might have changed by map) targetPorts := []int{int(portConfigs[0].TargetPort), int(portConfigs[1].TargetPort)} sort.Ints(targetPorts) assert.Check(t, is.Equal(555, targetPorts[0])) assert.Check(t, is.Equal(1000, targetPorts[1])) } func TestUpdatePortsDuplicate(t *testing.T) { // Test case for #25375 flags := newUpdateCommand(nil).Flags() flags.Set("publish-add", "80:80") portConfigs := []swarm.PortConfig{ { TargetPort: 80, PublishedPort: 80, Protocol: swarm.PortConfigProtocolTCP, PublishMode: swarm.PortConfigPublishModeIngress, }, } err := updatePorts(flags, &portConfigs) assert.NilError(t, err) assert.Assert(t, is.Len(portConfigs, 1)) assert.Check(t, is.Equal(uint32(80), portConfigs[0].TargetPort)) } func TestUpdateHealthcheckTable(t *testing.T) { type test struct { flags [][2]string initial *container.HealthConfig expected *container.HealthConfig err string } testCases := []test{ { flags: [][2]string{{"no-healthcheck", "true"}}, initial: &container.HealthConfig{Test: []string{"CMD-SHELL", "cmd1"}, Retries: 10}, expected: &container.HealthConfig{Test: []string{"NONE"}}, }, { flags: [][2]string{{"health-cmd", "cmd1"}}, initial: &container.HealthConfig{Test: []string{"NONE"}}, expected: &container.HealthConfig{Test: []string{"CMD-SHELL", "cmd1"}}, }, { flags: [][2]string{{"health-retries", "10"}}, initial: &container.HealthConfig{Test: []string{"NONE"}}, expected: &container.HealthConfig{Retries: 10}, }, { flags: [][2]string{{"health-retries", "10"}}, initial: &container.HealthConfig{Test: []string{"CMD", "cmd1"}}, expected: &container.HealthConfig{Test: []string{"CMD", "cmd1"}, Retries: 10}, }, { flags: [][2]string{{"health-interval", "1m"}}, initial: &container.HealthConfig{Test: []string{"CMD", "cmd1"}}, expected: &container.HealthConfig{Test: []string{"CMD", "cmd1"}, Interval: time.Minute}, }, { flags: [][2]string{{"health-cmd", ""}}, initial: &container.HealthConfig{Test: []string{"CMD", "cmd1"}, Retries: 10}, expected: &container.HealthConfig{Retries: 10}, }, { flags: [][2]string{{"health-retries", "0"}}, initial: &container.HealthConfig{Test: []string{"CMD", "cmd1"}, Retries: 10}, expected: &container.HealthConfig{Test: []string{"CMD", "cmd1"}}, }, { flags: [][2]string{{"health-start-period", "1m"}}, initial: &container.HealthConfig{Test: []string{"CMD", "cmd1"}}, expected: &container.HealthConfig{Test: []string{"CMD", "cmd1"}, StartPeriod: time.Minute}, }, { flags: [][2]string{{"health-cmd", "cmd1"}, {"no-healthcheck", "true"}}, err: "--no-healthcheck conflicts with --health-* options", }, { flags: [][2]string{{"health-interval", "10m"}, {"no-healthcheck", "true"}}, err: "--no-healthcheck conflicts with --health-* options", }, { flags: [][2]string{{"health-timeout", "1m"}, {"no-healthcheck", "true"}}, err: "--no-healthcheck conflicts with --health-* options", }, } for i, c := range testCases { flags := newUpdateCommand(nil).Flags() for _, flag := range c.flags { flags.Set(flag[0], flag[1]) } cspec := &swarm.ContainerSpec{ Healthcheck: c.initial, } err := updateHealthcheck(flags, cspec) if c.err != "" { assert.Error(t, err, c.err) } else { assert.NilError(t, err) if !reflect.DeepEqual(cspec.Healthcheck, c.expected) { t.Errorf("incorrect result for test %d, expected health config:\n\t%#v\ngot:\n\t%#v", i, c.expected, cspec.Healthcheck) } } } } func TestUpdateHosts(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("host-add", "example.net:2.2.2.2") flags.Set("host-add", "ipv6.net:2001:db8:abc8::1") // remove with ipv6 should work flags.Set("host-rm", "example.net:2001:db8:abc8::1") // just hostname should work as well flags.Set("host-rm", "example.net") // bad format error assert.ErrorContains(t, flags.Set("host-add", "$example.com$"), `bad format for add-host: "$example.com$"`) hosts := []string{"1.2.3.4 example.com", "4.3.2.1 example.org", "2001:db8:abc8::1 example.net"} expected := []string{"1.2.3.4 example.com", "4.3.2.1 example.org", "2.2.2.2 example.net", "2001:db8:abc8::1 ipv6.net"} err := updateHosts(flags, &hosts) assert.NilError(t, err) assert.Check(t, is.DeepEqual(expected, hosts)) } func TestUpdateHostsPreservesOrder(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("host-add", "foobar:127.0.0.2") flags.Set("host-add", "foobar:127.0.0.1") flags.Set("host-add", "foobar:127.0.0.3") hosts := []string{} err := updateHosts(flags, &hosts) assert.NilError(t, err) assert.Check(t, is.DeepEqual([]string{"127.0.0.2 foobar", "127.0.0.1 foobar", "127.0.0.3 foobar"}, hosts)) } func TestUpdateHostsReplaceEntry(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("host-add", "foobar:127.0.0.4") flags.Set("host-rm", "foobar:127.0.0.2") hosts := []string{"127.0.0.2 foobar", "127.0.0.1 foobar", "127.0.0.3 foobar"} err := updateHosts(flags, &hosts) assert.NilError(t, err) assert.Check(t, is.DeepEqual([]string{"127.0.0.1 foobar", "127.0.0.3 foobar", "127.0.0.4 foobar"}, hosts)) } func TestUpdateHostsRemoveHost(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("host-rm", "host1") hosts := []string{"127.0.0.2 host3 host1 host2 host4", "127.0.0.1 host1 host4", "127.0.0.3 host1"} err := updateHosts(flags, &hosts) assert.NilError(t, err) // Removing host `host1` should remove the entry from each line it appears in. // If there are no other hosts in the entry, the entry itself should be removed. assert.Check(t, is.DeepEqual([]string{"127.0.0.2 host3 host2 host4", "127.0.0.1 host4"}, hosts)) } func TestUpdateHostsRemoveHostIP(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("host-rm", "host1:127.0.0.1") hosts := []string{"127.0.0.2 host3 host1 host2 host4", "127.0.0.1 host1 host4", "127.0.0.3 host1", "127.0.0.1 host1"} err := updateHosts(flags, &hosts) assert.NilError(t, err) // Removing host `host1` should remove the entry from each line it appears in, // but only if the IP-address matches. If there are no other hosts in the entry, // the entry itself should be removed. assert.Check(t, is.DeepEqual([]string{"127.0.0.2 host3 host1 host2 host4", "127.0.0.1 host4", "127.0.0.3 host1"}, hosts)) } func TestUpdateHostsRemoveAll(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("host-add", "host-three:127.0.0.4") flags.Set("host-add", "host-one:127.0.0.5") flags.Set("host-rm", "host-one") hosts := []string{"127.0.0.1 host-one", "127.0.0.2 host-two", "127.0.0.3 host-one"} err := updateHosts(flags, &hosts) assert.NilError(t, err) assert.Check(t, is.DeepEqual([]string{"127.0.0.2 host-two", "127.0.0.4 host-three", "127.0.0.5 host-one"}, hosts)) } func TestUpdatePortsRmWithProtocol(t *testing.T) { flags := newUpdateCommand(nil).Flags() flags.Set("publish-add", "8081:81") flags.Set("publish-add", "8082:82") flags.Set("publish-rm", "80") flags.Set("publish-rm", "81/tcp") flags.Set("publish-rm", "82/udp") portConfigs := []swarm.PortConfig{ { TargetPort: 80, PublishedPort: 8080, Protocol: swarm.PortConfigProtocolTCP, PublishMode: swarm.PortConfigPublishModeIngress, }, } err := updatePorts(flags, &portConfigs) assert.NilError(t, err) assert.Assert(t, is.Len(portConfigs, 2)) assert.Check(t, is.Equal(uint32(81), portConfigs[0].TargetPort)) assert.Check(t, is.Equal(uint32(82), portConfigs[1].TargetPort)) } type secretAPIClientMock struct { listResult []swarm.Secret } func (s secretAPIClientMock) SecretList(ctx context.Context, options types.SecretListOptions) ([]swarm.Secret, error) { return s.listResult, nil } func (s secretAPIClientMock) SecretCreate(ctx context.Context, secret swarm.SecretSpec) (types.SecretCreateResponse, error) { return types.SecretCreateResponse{}, nil } func (s secretAPIClientMock) SecretRemove(ctx context.Context, id string) error { return nil } func (s secretAPIClientMock) SecretInspectWithRaw(ctx context.Context, name string) (swarm.Secret, []byte, error) { return swarm.Secret{}, []byte{}, nil } func (s secretAPIClientMock) SecretUpdate(ctx context.Context, id string, version swarm.Version, secret swarm.SecretSpec) error { return nil } // TestUpdateSecretUpdateInPlace tests the ability to update the "target" of an secret with "docker service update" // by combining "--secret-rm" and "--secret-add" for the same secret. func TestUpdateSecretUpdateInPlace(t *testing.T) { apiClient := secretAPIClientMock{ listResult: []swarm.Secret{ { ID: "tn9qiblgnuuut11eufquw5dev", Spec: swarm.SecretSpec{Annotations: swarm.Annotations{Name: "foo"}}, }, }, } flags := newUpdateCommand(nil).Flags() flags.Set("secret-add", "source=foo,target=foo2") flags.Set("secret-rm", "foo") secrets := []*swarm.SecretReference{ { File: &swarm.SecretReferenceFileTarget{ Name: "foo", UID: "0", GID: "0", Mode: 292, }, SecretID: "tn9qiblgnuuut11eufquw5dev", SecretName: "foo", }, } updatedSecrets, err := getUpdatedSecrets(apiClient, flags, secrets) assert.NilError(t, err) assert.Assert(t, is.Len(updatedSecrets, 1)) assert.Check(t, is.Equal("tn9qiblgnuuut11eufquw5dev", updatedSecrets[0].SecretID)) assert.Check(t, is.Equal("foo", updatedSecrets[0].SecretName)) assert.Check(t, is.Equal("foo2", updatedSecrets[0].File.Name)) } func TestUpdateReadOnly(t *testing.T) { spec := &swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, }, } cspec := spec.TaskTemplate.ContainerSpec // Update with --read-only=true, changed to true flags := newUpdateCommand(nil).Flags() flags.Set("read-only", "true") updateService(nil, nil, flags, spec) assert.Check(t, cspec.ReadOnly) // Update without --read-only, no change flags = newUpdateCommand(nil).Flags() updateService(nil, nil, flags, spec) assert.Check(t, cspec.ReadOnly) // Update with --read-only=false, changed to false flags = newUpdateCommand(nil).Flags() flags.Set("read-only", "false") updateService(nil, nil, flags, spec) assert.Check(t, !cspec.ReadOnly) } func TestUpdateInit(t *testing.T) { spec := &swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, }, } cspec := spec.TaskTemplate.ContainerSpec // Update with --init=true flags := newUpdateCommand(nil).Flags() flags.Set("init", "true") updateService(nil, nil, flags, spec) assert.Check(t, is.Equal(true, *cspec.Init)) // Update without --init, no change flags = newUpdateCommand(nil).Flags() updateService(nil, nil, flags, spec) assert.Check(t, is.Equal(true, *cspec.Init)) // Update with --init=false flags = newUpdateCommand(nil).Flags() flags.Set("init", "false") updateService(nil, nil, flags, spec) assert.Check(t, is.Equal(false, *cspec.Init)) } func TestUpdateStopSignal(t *testing.T) { spec := &swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, }, } cspec := spec.TaskTemplate.ContainerSpec // Update with --stop-signal=SIGUSR1 flags := newUpdateCommand(nil).Flags() flags.Set("stop-signal", "SIGUSR1") updateService(nil, nil, flags, spec) assert.Check(t, is.Equal("SIGUSR1", cspec.StopSignal)) // Update without --stop-signal, no change flags = newUpdateCommand(nil).Flags() updateService(nil, nil, flags, spec) assert.Check(t, is.Equal("SIGUSR1", cspec.StopSignal)) // Update with --stop-signal=SIGWINCH flags = newUpdateCommand(nil).Flags() flags.Set("stop-signal", "SIGWINCH") updateService(nil, nil, flags, spec) assert.Check(t, is.Equal("SIGWINCH", cspec.StopSignal)) } func TestUpdateIsolationValid(t *testing.T) { flags := newUpdateCommand(nil).Flags() err := flags.Set("isolation", "process") assert.NilError(t, err) spec := swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, }, } err = updateService(context.Background(), nil, flags, &spec) assert.NilError(t, err) assert.Check(t, is.Equal(container.IsolationProcess, spec.TaskTemplate.ContainerSpec.Isolation)) } // TestUpdateLimitsReservations tests that limits and reservations are updated, // and that values are not updated are not reset to their default value func TestUpdateLimitsReservations(t *testing.T) { spec := swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, }, } // test that updating works if the service did not previously // have limits set (https://github.com/moby/moby/issues/38363) flags := newUpdateCommand(nil).Flags() err := flags.Set(flagLimitCPU, "2") assert.NilError(t, err) err = flags.Set(flagLimitMemory, "200M") assert.NilError(t, err) err = updateService(context.Background(), nil, flags, &spec) assert.NilError(t, err) spec = swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, }, } // test that updating works if the service did not previously // have reservations set (https://github.com/moby/moby/issues/38363) flags = newUpdateCommand(nil).Flags() err = flags.Set(flagReserveCPU, "2") assert.NilError(t, err) err = flags.Set(flagReserveMemory, "200M") assert.NilError(t, err) err = updateService(context.Background(), nil, flags, &spec) assert.NilError(t, err) spec = swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, Resources: &swarm.ResourceRequirements{ Limits: &swarm.Resources{ NanoCPUs: 1000000000, MemoryBytes: 104857600, }, Reservations: &swarm.Resources{ NanoCPUs: 1000000000, MemoryBytes: 104857600, }, }, }, } flags = newUpdateCommand(nil).Flags() err = flags.Set(flagLimitCPU, "2") assert.NilError(t, err) err = flags.Set(flagReserveCPU, "2") assert.NilError(t, err) err = updateService(context.Background(), nil, flags, &spec) assert.NilError(t, err) assert.Check(t, is.Equal(spec.TaskTemplate.Resources.Limits.NanoCPUs, int64(2000000000))) assert.Check(t, is.Equal(spec.TaskTemplate.Resources.Limits.MemoryBytes, int64(104857600))) assert.Check(t, is.Equal(spec.TaskTemplate.Resources.Reservations.NanoCPUs, int64(2000000000))) assert.Check(t, is.Equal(spec.TaskTemplate.Resources.Reservations.MemoryBytes, int64(104857600))) flags = newUpdateCommand(nil).Flags() err = flags.Set(flagLimitMemory, "200M") assert.NilError(t, err) err = flags.Set(flagReserveMemory, "200M") assert.NilError(t, err) err = updateService(context.Background(), nil, flags, &spec) assert.NilError(t, err) assert.Check(t, is.Equal(spec.TaskTemplate.Resources.Limits.NanoCPUs, int64(2000000000))) assert.Check(t, is.Equal(spec.TaskTemplate.Resources.Limits.MemoryBytes, int64(209715200))) assert.Check(t, is.Equal(spec.TaskTemplate.Resources.Reservations.NanoCPUs, int64(2000000000))) assert.Check(t, is.Equal(spec.TaskTemplate.Resources.Reservations.MemoryBytes, int64(209715200))) } func TestUpdateIsolationInvalid(t *testing.T) { // validation depends on daemon os / version so validation should be done on the daemon side flags := newUpdateCommand(nil).Flags() err := flags.Set("isolation", "test") assert.NilError(t, err) spec := swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, }, } err = updateService(context.Background(), nil, flags, &spec) assert.NilError(t, err) assert.Check(t, is.Equal(container.Isolation("test"), spec.TaskTemplate.ContainerSpec.Isolation)) } func TestAddGenericResources(t *testing.T) { task := &swarm.TaskSpec{} flags := newUpdateCommand(nil).Flags() assert.Check(t, addGenericResources(flags, task)) flags.Set(flagGenericResourcesAdd, "foo=1") assert.Check(t, addGenericResources(flags, task)) assert.Check(t, is.Len(task.Resources.Reservations.GenericResources, 1)) // Checks that foo isn't added a 2nd time flags = newUpdateCommand(nil).Flags() flags.Set(flagGenericResourcesAdd, "bar=1") assert.Check(t, addGenericResources(flags, task)) assert.Check(t, is.Len(task.Resources.Reservations.GenericResources, 2)) } func TestRemoveGenericResources(t *testing.T) { task := &swarm.TaskSpec{} flags := newUpdateCommand(nil).Flags() assert.Check(t, removeGenericResources(flags, task)) flags.Set(flagGenericResourcesRemove, "foo") assert.Check(t, is.ErrorContains(removeGenericResources(flags, task), "")) flags = newUpdateCommand(nil).Flags() flags.Set(flagGenericResourcesAdd, "foo=1") addGenericResources(flags, task) flags = newUpdateCommand(nil).Flags() flags.Set(flagGenericResourcesAdd, "bar=1") addGenericResources(flags, task) flags = newUpdateCommand(nil).Flags() flags.Set(flagGenericResourcesRemove, "foo") assert.Check(t, removeGenericResources(flags, task)) assert.Check(t, is.Len(task.Resources.Reservations.GenericResources, 1)) } func TestUpdateNetworks(t *testing.T) { ctx := context.Background() nws := []types.NetworkResource{ {Name: "aaa-network", ID: "id555"}, {Name: "mmm-network", ID: "id999"}, {Name: "zzz-network", ID: "id111"}, } client := &fakeClient{ networkInspectFunc: func(ctx context.Context, networkID string, options types.NetworkInspectOptions) (types.NetworkResource, error) { for _, network := range nws { if network.ID == networkID || network.Name == networkID { return network, nil } } return types.NetworkResource{}, fmt.Errorf("network not found: %s", networkID) }, } svc := swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, Networks: []swarm.NetworkAttachmentConfig{ {Target: "id999"}, }, }, } flags := newUpdateCommand(nil).Flags() err := flags.Set(flagNetworkAdd, "aaa-network") assert.NilError(t, err) err = updateService(ctx, client, flags, &svc) assert.NilError(t, err) assert.Check(t, is.DeepEqual([]swarm.NetworkAttachmentConfig{{Target: "id555"}, {Target: "id999"}}, svc.TaskTemplate.Networks)) flags = newUpdateCommand(nil).Flags() err = flags.Set(flagNetworkAdd, "aaa-network") assert.NilError(t, err) err = updateService(ctx, client, flags, &svc) assert.Error(t, err, "service is already attached to network aaa-network") assert.Check(t, is.DeepEqual([]swarm.NetworkAttachmentConfig{{Target: "id555"}, {Target: "id999"}}, svc.TaskTemplate.Networks)) flags = newUpdateCommand(nil).Flags() err = flags.Set(flagNetworkAdd, "id555") assert.NilError(t, err) err = updateService(ctx, client, flags, &svc) assert.Error(t, err, "service is already attached to network id555") assert.Check(t, is.DeepEqual([]swarm.NetworkAttachmentConfig{{Target: "id555"}, {Target: "id999"}}, svc.TaskTemplate.Networks)) flags = newUpdateCommand(nil).Flags() err = flags.Set(flagNetworkRemove, "id999") assert.NilError(t, err) err = updateService(ctx, client, flags, &svc) assert.NilError(t, err) assert.Check(t, is.DeepEqual([]swarm.NetworkAttachmentConfig{{Target: "id555"}}, svc.TaskTemplate.Networks)) flags = newUpdateCommand(nil).Flags() err = flags.Set(flagNetworkAdd, "mmm-network") assert.NilError(t, err) err = flags.Set(flagNetworkRemove, "aaa-network") assert.NilError(t, err) err = updateService(ctx, client, flags, &svc) assert.NilError(t, err) assert.Check(t, is.DeepEqual([]swarm.NetworkAttachmentConfig{{Target: "id999"}}, svc.TaskTemplate.Networks)) } func TestUpdateMaxReplicas(t *testing.T) { ctx := context.Background() svc := swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{}, Placement: &swarm.Placement{ MaxReplicas: 1, }, }, } flags := newUpdateCommand(nil).Flags() flags.Set(flagMaxReplicas, "2") err := updateService(ctx, nil, flags, &svc) assert.NilError(t, err) assert.DeepEqual(t, svc.TaskTemplate.Placement, &swarm.Placement{MaxReplicas: uint64(2)}) } func TestUpdateSysCtls(t *testing.T) { ctx := context.Background() tests := []struct { name string spec map[string]string add []string rm []string expected map[string]string }{ { name: "from scratch", add: []string{"sysctl.zet=value-99", "sysctl.alpha=value-1"}, expected: map[string]string{"sysctl.zet": "value-99", "sysctl.alpha": "value-1"}, }, { name: "append new", spec: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, add: []string{"new.sysctl=newvalue"}, expected: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2", "new.sysctl": "newvalue"}, }, { name: "append duplicate is a no-op", spec: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, add: []string{"sysctl.one=value-1"}, expected: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, }, { name: "remove and append existing is a no-op", spec: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, add: []string{"sysctl.one=value-1"}, rm: []string{"sysctl.one=value-1"}, expected: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, }, { name: "remove and append new should append", spec: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, add: []string{"new.sysctl=newvalue"}, rm: []string{"new.sysctl=newvalue"}, expected: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2", "new.sysctl": "newvalue"}, }, { name: "update existing", spec: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, add: []string{"sysctl.one=newvalue"}, expected: map[string]string{"sysctl.one": "newvalue", "sysctl.two": "value-2"}, }, { name: "update existing twice", spec: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, add: []string{"sysctl.one=newvalue", "sysctl.one=evennewervalue"}, expected: map[string]string{"sysctl.one": "evennewervalue", "sysctl.two": "value-2"}, }, { name: "remove all", spec: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, rm: []string{"sysctl.one=value-1", "sysctl.two=value-2"}, expected: map[string]string{}, }, { name: "remove by key", spec: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, rm: []string{"sysctl.one"}, expected: map[string]string{"sysctl.two": "value-2"}, }, { name: "remove by key and different value", spec: map[string]string{"sysctl.one": "value-1", "sysctl.two": "value-2"}, rm: []string{"sysctl.one=anyvalueyoulike"}, expected: map[string]string{"sysctl.two": "value-2"}, }, } for _, tc := range tests { t.Run(tc.name, func(t *testing.T) { svc := swarm.ServiceSpec{ TaskTemplate: swarm.TaskSpec{ ContainerSpec: &swarm.ContainerSpec{Sysctls: tc.spec}, }, } flags := newUpdateCommand(nil).Flags() for _, v := range tc.add { assert.NilError(t, flags.Set(flagSysCtlAdd, v)) } for _, v := range tc.rm { assert.NilError(t, flags.Set(flagSysCtlRemove, v)) } err := updateService(ctx, &fakeClient{}, flags, &svc) assert.NilError(t, err) if !assert.Check(t, is.DeepEqual(svc.TaskTemplate.ContainerSpec.Sysctls, tc.expected)) { t.Logf("expected: %v", tc.expected) t.Logf("actual: %v", svc.TaskTemplate.ContainerSpec.Sysctls) } }) } }