traefik/provider/docker/config_container_swarm_test.go

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package docker
import (
"reflect"
"strconv"
"testing"
"github.com/containous/traefik/provider/label"
"github.com/containous/traefik/types"
docker "github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/swarm"
)
func TestSwarmGetFrontendName(t *testing.T) {
testCases := []struct {
service swarm.Service
expected string
networks map[string]*docker.NetworkResource
}{
{
service: swarmService(serviceName("foo")),
expected: "Host-foo-docker-localhost-0",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikFrontendRule: "Headers:User-Agent,bat/0.1.0",
})),
expected: "Headers-User-Agent-bat-0-1-0-0",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikFrontendRule: "Host:foo.bar",
})),
expected: "Host-foo-bar-0",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikFrontendRule: "Path:/test",
})),
expected: "Path-test-0",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(
serviceName("test"),
serviceLabels(map[string]string{
label.TraefikFrontendRule: "PathPrefix:/test2",
}),
),
expected: "PathPrefix-test2-0",
networks: map[string]*docker.NetworkResource{},
},
}
for serviceID, test := range testCases {
test := test
t.Run(strconv.Itoa(serviceID), func(t *testing.T) {
t.Parallel()
dData := parseService(test.service, test.networks)
provider := &Provider{
Domain: "docker.localhost",
SwarmMode: true,
}
actual := provider.getFrontendName(dData, 0)
if actual != test.expected {
t.Errorf("expected %q, got %q", test.expected, actual)
}
})
}
}
func TestSwarmGetFrontendRule(t *testing.T) {
testCases := []struct {
service swarm.Service
expected string
networks map[string]*docker.NetworkResource
}{
{
service: swarmService(serviceName("foo")),
expected: "Host:foo.docker.localhost",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(serviceName("bar")),
expected: "Host:bar.docker.localhost",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikFrontendRule: "Host:foo.bar",
})),
expected: "Host:foo.bar",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikFrontendRule: "Path:/test",
})),
expected: "Path:/test",
networks: map[string]*docker.NetworkResource{},
},
}
for serviceID, test := range testCases {
test := test
t.Run(strconv.Itoa(serviceID), func(t *testing.T) {
t.Parallel()
dData := parseService(test.service, test.networks)
provider := &Provider{
Domain: "docker.localhost",
SwarmMode: true,
}
actual := provider.getFrontendRule(dData)
if actual != test.expected {
t.Errorf("expected %q, got %q", test.expected, actual)
}
})
}
}
func TestSwarmGetBackend(t *testing.T) {
testCases := []struct {
service swarm.Service
expected string
networks map[string]*docker.NetworkResource
}{
{
service: swarmService(serviceName("foo")),
expected: "foo",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(serviceName("bar")),
expected: "bar",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikBackend: "foobar",
})),
expected: "foobar",
networks: map[string]*docker.NetworkResource{},
},
}
for serviceID, test := range testCases {
test := test
t.Run(strconv.Itoa(serviceID), func(t *testing.T) {
t.Parallel()
dData := parseService(test.service, test.networks)
actual := getBackend(dData)
if actual != test.expected {
t.Errorf("expected %q, got %q", test.expected, actual)
}
})
}
}
func TestSwarmGetIPAddress(t *testing.T) {
testCases := []struct {
service swarm.Service
expected string
networks map[string]*docker.NetworkResource
}{
{
service: swarmService(withEndpointSpec(modeDNSSR)),
expected: "",
networks: map[string]*docker.NetworkResource{},
},
{
service: swarmService(
withEndpointSpec(modeVIP),
withEndpoint(virtualIP("1", "10.11.12.13/24")),
),
expected: "10.11.12.13",
networks: map[string]*docker.NetworkResource{
"1": {
Name: "foo",
},
},
},
{
service: swarmService(
serviceLabels(map[string]string{
labelDockerNetwork: "barnet",
}),
withEndpointSpec(modeVIP),
withEndpoint(
virtualIP("1", "10.11.12.13/24"),
virtualIP("2", "10.11.12.99/24"),
),
),
expected: "10.11.12.99",
networks: map[string]*docker.NetworkResource{
"1": {
Name: "foonet",
},
"2": {
Name: "barnet",
},
},
},
}
for serviceID, test := range testCases {
test := test
t.Run(strconv.Itoa(serviceID), func(t *testing.T) {
t.Parallel()
dData := parseService(test.service, test.networks)
provider := &Provider{
SwarmMode: true,
}
actual := provider.getIPAddress(dData)
if actual != test.expected {
t.Errorf("expected %q, got %q", test.expected, actual)
}
})
}
}
func TestSwarmGetPort(t *testing.T) {
testCases := []struct {
service swarm.Service
expected string
networks map[string]*docker.NetworkResource
}{
{
service: swarmService(
serviceLabels(map[string]string{
label.TraefikPort: "8080",
}),
withEndpointSpec(modeDNSSR),
),
expected: "8080",
networks: map[string]*docker.NetworkResource{},
},
}
for serviceID, test := range testCases {
test := test
t.Run(strconv.Itoa(serviceID), func(t *testing.T) {
t.Parallel()
dData := parseService(test.service, test.networks)
actual := getPort(dData)
if actual != test.expected {
t.Errorf("expected %q, got %q", test.expected, actual)
}
})
}
}
func TestSwarmTraefikFilter(t *testing.T) {
testCases := []struct {
service swarm.Service
expected bool
networks map[string]*docker.NetworkResource
provider *Provider
}{
{
service: swarmService(),
expected: false,
networks: map[string]*docker.NetworkResource{},
provider: &Provider{
SwarmMode: true,
Domain: "test",
ExposedByDefault: true,
},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikEnable: "false",
label.TraefikPort: "80",
})),
expected: false,
networks: map[string]*docker.NetworkResource{},
provider: &Provider{
SwarmMode: true,
Domain: "test",
ExposedByDefault: true,
},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikFrontendRule: "Host:foo.bar",
label.TraefikPort: "80",
})),
expected: true,
networks: map[string]*docker.NetworkResource{},
provider: &Provider{
SwarmMode: true,
Domain: "test",
ExposedByDefault: true,
},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikPort: "80",
})),
expected: true,
networks: map[string]*docker.NetworkResource{},
provider: &Provider{
SwarmMode: true,
Domain: "test",
ExposedByDefault: true,
},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikEnable: "true",
label.TraefikPort: "80",
})),
expected: true,
networks: map[string]*docker.NetworkResource{},
provider: &Provider{
SwarmMode: true,
Domain: "test",
ExposedByDefault: true,
},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikEnable: "anything",
label.TraefikPort: "80",
})),
expected: true,
networks: map[string]*docker.NetworkResource{},
provider: &Provider{
SwarmMode: true,
Domain: "test",
ExposedByDefault: true,
},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikFrontendRule: "Host:foo.bar",
label.TraefikPort: "80",
})),
expected: true,
networks: map[string]*docker.NetworkResource{},
provider: &Provider{
SwarmMode: true,
Domain: "test",
ExposedByDefault: true,
},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikPort: "80",
})),
expected: false,
networks: map[string]*docker.NetworkResource{},
provider: &Provider{
SwarmMode: true,
Domain: "test",
ExposedByDefault: false,
},
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikEnable: "true",
label.TraefikPort: "80",
})),
expected: true,
networks: map[string]*docker.NetworkResource{},
provider: &Provider{
SwarmMode: true,
Domain: "test",
ExposedByDefault: false,
},
},
}
for serviceID, test := range testCases {
test := test
t.Run(strconv.Itoa(serviceID), func(t *testing.T) {
t.Parallel()
dData := parseService(test.service, test.networks)
actual := test.provider.containerFilter(dData)
if actual != test.expected {
t.Errorf("expected %v for %+v, got %+v", test.expected, test, actual)
}
})
}
}
func TestSwarmLoadDockerConfig(t *testing.T) {
testCases := []struct {
services []swarm.Service
expectedFrontends map[string]*types.Frontend
expectedBackends map[string]*types.Backend
networks map[string]*docker.NetworkResource
}{
{
services: []swarm.Service{},
expectedFrontends: map[string]*types.Frontend{},
expectedBackends: map[string]*types.Backend{},
networks: map[string]*docker.NetworkResource{},
},
{
services: []swarm.Service{
swarmService(
serviceName("test"),
serviceLabels(map[string]string{
label.TraefikPort: "80",
}),
withEndpointSpec(modeVIP),
withEndpoint(virtualIP("1", "127.0.0.1/24")),
),
},
expectedFrontends: map[string]*types.Frontend{
"frontend-Host-test-docker-localhost-0": {
Backend: "backend-test",
PassHostHeader: true,
EntryPoints: []string{},
BasicAuth: []string{},
Redirect: "",
Routes: map[string]types.Route{
"route-frontend-Host-test-docker-localhost-0": {
Rule: "Host:test.docker.localhost",
},
},
},
},
expectedBackends: map[string]*types.Backend{
"backend-test": {
Servers: map[string]types.Server{
"server-test": {
URL: "http://127.0.0.1:80",
Weight: 0,
},
},
CircuitBreaker: nil,
LoadBalancer: nil,
},
},
networks: map[string]*docker.NetworkResource{
"1": {
Name: "foo",
},
},
},
{
services: []swarm.Service{
swarmService(
serviceName("test1"),
serviceLabels(map[string]string{
label.TraefikPort: "80",
label.TraefikBackend: "foobar",
label.TraefikFrontendEntryPoints: "http,https",
label.TraefikFrontendAuthBasic: "test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/,test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
label.TraefikFrontendRedirect: "https",
}),
withEndpointSpec(modeVIP),
withEndpoint(virtualIP("1", "127.0.0.1/24")),
),
swarmService(
serviceName("test2"),
serviceLabels(map[string]string{
label.TraefikPort: "80",
label.TraefikBackend: "foobar",
}),
withEndpointSpec(modeVIP),
withEndpoint(virtualIP("1", "127.0.0.1/24")),
),
},
expectedFrontends: map[string]*types.Frontend{
"frontend-Host-test1-docker-localhost-0": {
Backend: "backend-foobar",
PassHostHeader: true,
EntryPoints: []string{"http", "https"},
BasicAuth: []string{"test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/", "test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0"},
Redirect: "https",
Routes: map[string]types.Route{
"route-frontend-Host-test1-docker-localhost-0": {
Rule: "Host:test1.docker.localhost",
},
},
},
"frontend-Host-test2-docker-localhost-1": {
Backend: "backend-foobar",
PassHostHeader: true,
EntryPoints: []string{},
BasicAuth: []string{},
Redirect: "",
Routes: map[string]types.Route{
"route-frontend-Host-test2-docker-localhost-1": {
Rule: "Host:test2.docker.localhost",
},
},
},
},
expectedBackends: map[string]*types.Backend{
"backend-foobar": {
Servers: map[string]types.Server{
"server-test1": {
URL: "http://127.0.0.1:80",
Weight: 0,
},
"server-test2": {
URL: "http://127.0.0.1:80",
Weight: 0,
},
},
CircuitBreaker: nil,
LoadBalancer: nil,
},
},
networks: map[string]*docker.NetworkResource{
"1": {
Name: "foo",
},
},
},
}
for caseID, test := range testCases {
test := test
t.Run(strconv.Itoa(caseID), func(t *testing.T) {
t.Parallel()
var dockerDataList []dockerData
for _, service := range test.services {
dData := parseService(service, test.networks)
dockerDataList = append(dockerDataList, dData)
}
provider := &Provider{
Domain: "docker.localhost",
ExposedByDefault: true,
SwarmMode: true,
}
actualConfig := provider.buildConfiguration(dockerDataList)
// Compare backends
if !reflect.DeepEqual(actualConfig.Backends, test.expectedBackends) {
t.Errorf("expected %#v, got %#v", test.expectedBackends, actualConfig.Backends)
}
if !reflect.DeepEqual(actualConfig.Frontends, test.expectedFrontends) {
t.Errorf("expected %#v, got %#v", test.expectedFrontends, actualConfig.Frontends)
}
})
}
}
func TestSwarmTaskParsing(t *testing.T) {
testCases := []struct {
service swarm.Service
tasks []swarm.Task
isGlobalSVC bool
expectedNames map[string]string
networks map[string]*docker.NetworkResource
}{
{
service: swarmService(serviceName("container")),
tasks: []swarm.Task{
swarmTask("id1", taskSlot(1)),
swarmTask("id2", taskSlot(2)),
swarmTask("id3", taskSlot(3)),
},
isGlobalSVC: false,
expectedNames: map[string]string{
"id1": "container.1",
"id2": "container.2",
"id3": "container.3",
},
networks: map[string]*docker.NetworkResource{
"1": {
Name: "foo",
},
},
},
{
service: swarmService(serviceName("container")),
tasks: []swarm.Task{
swarmTask("id1"),
swarmTask("id2"),
swarmTask("id3"),
},
isGlobalSVC: true,
expectedNames: map[string]string{
"id1": "container.id1",
"id2": "container.id2",
"id3": "container.id3",
},
networks: map[string]*docker.NetworkResource{
"1": {
Name: "foo",
},
},
},
}
for caseID, test := range testCases {
test := test
t.Run(strconv.Itoa(caseID), func(t *testing.T) {
t.Parallel()
dData := parseService(test.service, test.networks)
for _, task := range test.tasks {
taskDockerData := parseTasks(task, dData, map[string]*docker.NetworkResource{}, test.isGlobalSVC)
if !reflect.DeepEqual(taskDockerData.Name, test.expectedNames[task.ID]) {
t.Errorf("expect %v, got %v", test.expectedNames[task.ID], taskDockerData.Name)
}
}
})
}
}
func TestSwarmGetFuncStringLabel(t *testing.T) {
testCases := []struct {
service swarm.Service
labelName string
defaultValue string
networks map[string]*docker.NetworkResource
expected string
}{
{
service: swarmService(),
labelName: label.TraefikWeight,
defaultValue: label.DefaultWeight,
networks: map[string]*docker.NetworkResource{},
expected: "0",
},
{
service: swarmService(serviceLabels(map[string]string{
label.TraefikWeight: "10",
})),
labelName: label.TraefikWeight,
defaultValue: label.DefaultWeight,
networks: map[string]*docker.NetworkResource{},
expected: "10",
},
}
for serviceID, test := range testCases {
test := test
t.Run(test.labelName+strconv.Itoa(serviceID), func(t *testing.T) {
t.Parallel()
dData := parseService(test.service, test.networks)
actual := getFuncStringLabel(test.labelName, test.defaultValue)(dData)
if actual != test.expected {
t.Errorf("got %q, expected %q", actual, test.expected)
}
})
}
}