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moby--moby/cli/command/service/update_test.go
Sebastiaan van Stijn 3a5a1c3f3d Merge pull request #30725 from aaronlehmann/topology
Topology-aware scheduling
2017-03-03 15:01:12 +01:00

491 lines
15 KiB
Go

package service
import (
"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"
"github.com/docker/docker/pkg/testutil/assert"
"golang.org/x/net/context"
)
func TestUpdateServiceArgs(t *testing.T) {
flags := newUpdateCommand(nil).Flags()
flags.Set("args", "the \"new args\"")
spec := &swarm.ServiceSpec{}
cspec := &spec.TaskTemplate.ContainerSpec
cspec.Args = []string{"old", "args"}
updateService(flags, spec)
assert.EqualStringSlice(t, cspec.Args, []string{"the", "new 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.Equal(t, len(labels), 2)
assert.Equal(t, labels["tokeep"], "value")
assert.Equal(t, labels["toadd"], "newlabel")
}
func TestUpdateLabelsRemoveALabelThatDoesNotExist(t *testing.T) {
flags := newUpdateCommand(nil).Flags()
flags.Set("label-rm", "dne")
labels := map[string]string{"foo": "theoldlabel"}
updateLabels(flags, &labels)
assert.Equal(t, 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.Equal(t, len(placement.Constraints), 2)
assert.Equal(t, placement.Constraints[0], "container=tokeep")
assert.Equal(t, placement.Constraints[1], "node=toadd")
}
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.Equal(t, len(placement.Preferences), 2)
assert.Equal(t, placement.Preferences[0].Spread.SpreadDescriptor, "node.labels.row")
assert.Equal(t, placement.Preferences[1].Spread.SpreadDescriptor, "node.labels.dc")
}
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.Equal(t, len(envs), 2)
// Order has been removed in updateEnvironment (map)
sort.Strings(envs)
assert.Equal(t, envs[0], "toadd=newenv")
assert.Equal(t, envs[1], "tokeep=value")
}
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.Equal(t, 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.Equal(t, len(envs), 1)
assert.Equal(t, envs[0], "A=b")
}
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.Equal(t, len(groups), 3)
assert.Equal(t, groups[0], "bar")
assert.Equal(t, groups[1], "foo")
assert.Equal(t, groups[2], "wheel")
}
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.Error(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.Error(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.Equal(t, len(config.Nameservers), 3)
assert.Equal(t, config.Nameservers[0], "1.1.1.1")
assert.Equal(t, config.Nameservers[1], "2001:db8:abc8::1")
assert.Equal(t, config.Nameservers[2], "5.5.5.5")
assert.Equal(t, len(config.Search), 2)
assert.Equal(t, config.Search[0], "example.com")
assert.Equal(t, config.Search[1], "localdomain")
assert.Equal(t, len(config.Options), 1)
assert.Equal(t, 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.Equal(t, len(mounts), 2)
assert.Equal(t, mounts[0].Target, "/toadd")
assert.Equal(t, mounts[1].Target, "/tokeep")
}
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.Equal(t, len(mounts), 3)
assert.Equal(t, mounts[0].Target, "/tokeep1")
assert.Equal(t, mounts[1].Target, "/tokeep2")
assert.Equal(t, mounts[2].Target, "/toadd")
}
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.Equal(t, err, nil)
assert.Equal(t, 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.Equal(t, targetPorts[0], 555)
assert.Equal(t, targetPorts[1], 1000)
}
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.Equal(t, err, nil)
assert.Equal(t, len(portConfigs), 1)
assert.Equal(t, portConfigs[0].TargetPort, uint32(80))
}
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-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.Error(t, flags.Set("host-add", "$example.com$"), "bad format for add-host:")
hosts := []string{"1.2.3.4 example.com", "4.3.2.1 example.org", "2001:db8:abc8::1 example.net"}
updateHosts(flags, &hosts)
assert.Equal(t, len(hosts), 3)
assert.Equal(t, hosts[0], "1.2.3.4 example.com")
assert.Equal(t, hosts[1], "2001:db8:abc8::1 ipv6.net")
assert.Equal(t, hosts[2], "4.3.2.1 example.org")
}
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.Equal(t, err, nil)
assert.Equal(t, len(portConfigs), 2)
assert.Equal(t, portConfigs[0].TargetPort, uint32(81))
assert.Equal(t, portConfigs[1].TargetPort, uint32(82))
}
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.Equal(t, err, nil)
assert.Equal(t, len(updatedSecrets), 1)
assert.Equal(t, updatedSecrets[0].SecretID, "tn9qiblgnuuut11eufquw5dev")
assert.Equal(t, updatedSecrets[0].SecretName, "foo")
assert.Equal(t, updatedSecrets[0].File.Name, "foo2")
}
func TestUpdateReadOnly(t *testing.T) {
spec := &swarm.ServiceSpec{}
cspec := &spec.TaskTemplate.ContainerSpec
// Update with --read-only=true, changed to true
flags := newUpdateCommand(nil).Flags()
flags.Set("read-only", "true")
updateService(flags, spec)
assert.Equal(t, cspec.ReadOnly, true)
// Update without --read-only, no change
flags = newUpdateCommand(nil).Flags()
updateService(flags, spec)
assert.Equal(t, cspec.ReadOnly, true)
// Update with --read-only=false, changed to false
flags = newUpdateCommand(nil).Flags()
flags.Set("read-only", "false")
updateService(flags, spec)
assert.Equal(t, cspec.ReadOnly, false)
}
func TestUpdateStopSignal(t *testing.T) {
spec := &swarm.ServiceSpec{}
cspec := &spec.TaskTemplate.ContainerSpec
// Update with --stop-signal=SIGUSR1
flags := newUpdateCommand(nil).Flags()
flags.Set("stop-signal", "SIGUSR1")
updateService(flags, spec)
assert.Equal(t, cspec.StopSignal, "SIGUSR1")
// Update without --stop-signal, no change
flags = newUpdateCommand(nil).Flags()
updateService(flags, spec)
assert.Equal(t, cspec.StopSignal, "SIGUSR1")
// Update with --stop-signal=SIGWINCH
flags = newUpdateCommand(nil).Flags()
flags.Set("stop-signal", "SIGWINCH")
updateService(flags, spec)
assert.Equal(t, cspec.StopSignal, "SIGWINCH")
}