traefik/provider/marathon_test.go

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package provider
import (
"reflect"
"testing"
"errors"
"github.com/emilevauge/traefik/mocks"
"github.com/emilevauge/traefik/types"
"github.com/gambol99/go-marathon"
"github.com/stretchr/testify/mock"
)
type fakeClient struct {
mocks.Marathon
}
func newFakeClient(applicationsError bool, applications *marathon.Applications, tasksError bool, tasks *marathon.Tasks) *fakeClient {
// create an instance of our test object
fakeClient := new(fakeClient)
if applicationsError {
fakeClient.On("Applications", mock.AnythingOfType("url.Values")).Return(nil, errors.New("error"))
}
fakeClient.On("Applications", mock.AnythingOfType("url.Values")).Return(applications, nil)
if tasksError {
fakeClient.On("AllTasks", mock.AnythingOfType("*marathon.AllTasksOpts")).Return(nil, errors.New("error"))
}
fakeClient.On("AllTasks", mock.AnythingOfType("*marathon.AllTasksOpts")).Return(tasks, nil)
return fakeClient
}
func TestMarathonLoadConfig(t *testing.T) {
cases := []struct {
applicationsError bool
applications *marathon.Applications
tasksError bool
tasks *marathon.Tasks
expectedNil bool
expectedFrontends map[string]*types.Frontend
expectedBackends map[string]*types.Backend
}{
{
applications: &marathon.Applications{},
tasks: &marathon.Tasks{},
expectedFrontends: map[string]*types.Frontend{},
expectedBackends: map[string]*types.Backend{},
},
{
applicationsError: true,
applications: &marathon.Applications{},
tasks: &marathon.Tasks{},
expectedNil: true,
expectedFrontends: map[string]*types.Frontend{},
expectedBackends: map[string]*types.Backend{},
},
{
applications: &marathon.Applications{},
tasksError: true,
tasks: &marathon.Tasks{},
expectedNil: true,
expectedFrontends: map[string]*types.Frontend{},
expectedBackends: map[string]*types.Backend{},
},
{
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "/test",
Ports: []int{80},
},
},
},
tasks: &marathon.Tasks{
Tasks: []marathon.Task{
{
ID: "test",
AppID: "/test",
Host: "127.0.0.1",
Ports: []int{80},
},
},
},
expectedFrontends: map[string]*types.Frontend{
`frontend-test`: {
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Backend: "backend-test",
EntryPoints: []string{},
Routes: map[string]types.Route{
`route-host-test`: {
Rule: "Host",
Value: "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,
},
},
},
}
for _, c := range cases {
fakeClient := newFakeClient(c.applicationsError, c.applications, c.tasksError, c.tasks)
provider := &Marathon{
Domain: "docker.localhost",
marathonClient: fakeClient,
}
actualConfig := provider.loadMarathonConfig()
if c.expectedNil {
if actualConfig != nil {
t.Fatalf("Should have been nil, got %v", actualConfig)
}
} else {
// Compare backends
if !reflect.DeepEqual(actualConfig.Backends, c.expectedBackends) {
t.Fatalf("expected %#v, got %#v", c.expectedBackends, actualConfig.Backends)
}
if !reflect.DeepEqual(actualConfig.Frontends, c.expectedFrontends) {
t.Fatalf("expected %#v, got %#v", c.expectedFrontends, actualConfig.Frontends)
}
}
}
}
func TestMarathonTaskFilter(t *testing.T) {
cases := []struct {
task marathon.Task
applications *marathon.Applications
expected bool
}{
{
task: marathon.Task{},
applications: &marathon.Applications{},
expected: false,
},
{
task: marathon.Task{
AppID: "test",
Ports: []int{80},
},
applications: &marathon.Applications{},
expected: false,
},
{
task: marathon.Task{
AppID: "test",
Ports: []int{80},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "foo",
},
},
},
expected: false,
},
{
task: marathon.Task{
AppID: "foo",
Ports: []int{80},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "foo",
Ports: []int{80, 443},
},
},
},
expected: false,
},
{
task: marathon.Task{
AppID: "foo",
Ports: []int{80},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "foo",
Ports: []int{80},
Labels: map[string]string{
"traefik.enable": "false",
},
},
},
},
expected: false,
},
{
task: marathon.Task{
AppID: "specify-port-number",
Ports: []int{80, 443},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "specify-port-number",
Ports: []int{80, 443},
Labels: map[string]string{
"traefik.port": "80",
},
},
},
},
expected: true,
},
{
task: marathon.Task{
AppID: "specify-unknown-port-number",
Ports: []int{80, 443},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "specify-unknown-port-number",
Ports: []int{80, 443},
Labels: map[string]string{
"traefik.port": "8080",
},
},
},
},
expected: false,
},
{
task: marathon.Task{
AppID: "specify-port-index",
Ports: []int{80, 443},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "specify-port-index",
Ports: []int{80, 443},
Labels: map[string]string{
"traefik.portIndex": "0",
},
},
},
},
expected: true,
},
{
task: marathon.Task{
AppID: "specify-out-of-range-port-index",
Ports: []int{80, 443},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "specify-out-of-range-port-index",
Ports: []int{80, 443},
Labels: map[string]string{
"traefik.portIndex": "2",
},
},
},
},
expected: false,
},
{
task: marathon.Task{
AppID: "specify-both-port-index-and-number",
Ports: []int{80, 443},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "specify-both-port-index-and-number",
Ports: []int{80, 443},
Labels: map[string]string{
"traefik.port": "443",
"traefik.portIndex": "1",
},
},
},
},
expected: false,
},
{
task: marathon.Task{
AppID: "foo",
Ports: []int{80},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "foo",
Ports: []int{80},
HealthChecks: []*marathon.HealthCheck{
marathon.NewDefaultHealthCheck(),
},
},
},
},
expected: false,
},
{
task: marathon.Task{
AppID: "foo",
Ports: []int{80},
HealthCheckResults: []*marathon.HealthCheckResult{
{
Alive: false,
},
},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "foo",
Ports: []int{80},
HealthChecks: []*marathon.HealthCheck{
marathon.NewDefaultHealthCheck(),
},
},
},
},
expected: false,
},
{
task: marathon.Task{
AppID: "foo",
Ports: []int{80},
HealthCheckResults: []*marathon.HealthCheckResult{
{
Alive: true,
},
{
Alive: false,
},
},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "foo",
Ports: []int{80},
HealthChecks: []*marathon.HealthCheck{
marathon.NewDefaultHealthCheck(),
},
},
},
},
expected: false,
},
{
task: marathon.Task{
AppID: "foo",
Ports: []int{80},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "foo",
Ports: []int{80},
},
},
},
expected: true,
},
{
task: marathon.Task{
AppID: "foo",
Ports: []int{80},
HealthCheckResults: []*marathon.HealthCheckResult{
{
Alive: true,
},
},
},
applications: &marathon.Applications{
Apps: []marathon.Application{
{
ID: "foo",
Ports: []int{80},
HealthChecks: []*marathon.HealthCheck{
marathon.NewDefaultHealthCheck(),
},
},
},
},
expected: true,
},
}
for _, c := range cases {
actual := taskFilter(c.task, c.applications)
if actual != c.expected {
t.Fatalf("expected %v, got %v", c.expected, actual)
}
}
}
func TestMarathonApplicationFilter(t *testing.T) {
cases := []struct {
application marathon.Application
filteredTasks []marathon.Task
expected bool
}{
{
application: marathon.Application{},
filteredTasks: []marathon.Task{},
expected: false,
},
{
application: marathon.Application{
ID: "test",
},
filteredTasks: []marathon.Task{},
expected: false,
},
{
application: marathon.Application{
ID: "foo",
},
filteredTasks: []marathon.Task{
{
AppID: "bar",
},
},
expected: false,
},
{
application: marathon.Application{
ID: "foo",
},
filteredTasks: []marathon.Task{
{
AppID: "foo",
},
},
expected: true,
},
}
for _, c := range cases {
actual := applicationFilter(c.application, c.filteredTasks)
if actual != c.expected {
t.Fatalf("expected %v, got %v", c.expected, actual)
}
}
}
func TestMarathonGetPort(t *testing.T) {
provider := &Marathon{}
cases := []struct {
applications []marathon.Application
task marathon.Task
expected string
}{
{
applications: []marathon.Application{},
task: marathon.Task{},
expected: "",
},
{
applications: []marathon.Application{
{
ID: "test1",
},
},
task: marathon.Task{
AppID: "test2",
},
expected: "",
},
{
applications: []marathon.Application{
{
ID: "test1",
},
},
task: marathon.Task{
AppID: "test1",
Ports: []int{80},
},
expected: "80",
},
{
applications: []marathon.Application{
{
ID: "test1",
},
},
task: marathon.Task{
AppID: "test1",
Ports: []int{80, 443},
},
expected: "80",
},
{
applications: []marathon.Application{
{
ID: "specify-port-number",
Labels: map[string]string{
"traefik.port": "443",
},
},
},
task: marathon.Task{
AppID: "specify-port-number",
Ports: []int{80, 443},
},
expected: "443",
},
{
applications: []marathon.Application{
{
ID: "specify-port-index",
Labels: map[string]string{
"traefik.portIndex": "1",
},
},
},
task: marathon.Task{
AppID: "specify-port-index",
Ports: []int{80, 443},
},
expected: "443",
},
}
for _, c := range cases {
actual := provider.getPort(c.task, c.applications)
if actual != c.expected {
t.Fatalf("expected %q, got %q", c.expected, actual)
}
}
}
func TestMarathonGetWeigh(t *testing.T) {
provider := &Marathon{}
applications := []struct {
applications []marathon.Application
task marathon.Task
expected string
}{
{
applications: []marathon.Application{},
task: marathon.Task{},
expected: "0",
},
{
applications: []marathon.Application{
{
ID: "test1",
Labels: map[string]string{
"traefik.weight": "10",
},
},
},
task: marathon.Task{
AppID: "test2",
},
expected: "0",
},
{
applications: []marathon.Application{
{
ID: "test",
Labels: map[string]string{
"traefik.test": "10",
},
},
},
task: marathon.Task{
AppID: "test",
},
expected: "0",
},
{
applications: []marathon.Application{
{
ID: "test",
Labels: map[string]string{
"traefik.weight": "10",
},
},
},
task: marathon.Task{
AppID: "test",
},
expected: "10",
},
}
for _, a := range applications {
actual := provider.getWeight(a.task, a.applications)
if actual != a.expected {
t.Fatalf("expected %q, got %q", a.expected, actual)
}
}
}
func TestMarathonGetDomain(t *testing.T) {
provider := &Marathon{
Domain: "docker.localhost",
}
applications := []struct {
application marathon.Application
expected string
}{
{
application: marathon.Application{},
expected: "docker.localhost",
},
{
application: marathon.Application{
Labels: map[string]string{
"traefik.domain": "foo.bar",
},
},
expected: "foo.bar",
},
}
for _, a := range applications {
actual := provider.getDomain(a.application)
if actual != a.expected {
t.Fatalf("expected %q, got %q", a.expected, actual)
}
}
}
func TestMarathonGetProtocol(t *testing.T) {
provider := &Marathon{}
applications := []struct {
applications []marathon.Application
task marathon.Task
expected string
}{
{
applications: []marathon.Application{},
task: marathon.Task{},
expected: "http",
},
{
applications: []marathon.Application{
{
ID: "test1",
Labels: map[string]string{
"traefik.protocol": "https",
},
},
},
task: marathon.Task{
AppID: "test2",
},
expected: "http",
},
{
applications: []marathon.Application{
{
ID: "test",
Labels: map[string]string{
"traefik.foo": "bar",
},
},
},
task: marathon.Task{
AppID: "test",
},
expected: "http",
},
{
applications: []marathon.Application{
{
ID: "test",
Labels: map[string]string{
"traefik.protocol": "https",
},
},
},
task: marathon.Task{
AppID: "test",
},
expected: "https",
},
}
for _, a := range applications {
actual := provider.getProtocol(a.task, a.applications)
if actual != a.expected {
t.Fatalf("expected %q, got %q", a.expected, actual)
}
}
}
func TestMarathonGetPassHostHeader(t *testing.T) {
provider := &Marathon{}
applications := []struct {
application marathon.Application
expected string
}{
{
application: marathon.Application{},
expected: "false",
},
{
application: marathon.Application{
Labels: map[string]string{
"traefik.frontend.passHostHeader": "true",
},
},
expected: "true",
},
}
for _, a := range applications {
actual := provider.getPassHostHeader(a.application)
if actual != a.expected {
t.Fatalf("expected %q, got %q", a.expected, actual)
}
}
}
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func TestMarathonGetEntryPoints(t *testing.T) {
provider := &Marathon{}
applications := []struct {
application marathon.Application
expected []string
}{
{
application: marathon.Application{},
expected: []string{},
},
{
application: marathon.Application{
Labels: map[string]string{
"traefik.frontend.entryPoints": "http,https",
},
},
expected: []string{"http", "https"},
},
}
for _, a := range applications {
actual := provider.getEntryPoints(a.application)
if !reflect.DeepEqual(actual, a.expected) {
t.Fatalf("expected %#v, got %#v", a.expected, actual)
}
}
}
func TestMarathonGetFrontendValue(t *testing.T) {
provider := &Marathon{
Domain: "docker.localhost",
}
applications := []struct {
application marathon.Application
expected string
}{
{
application: marathon.Application{},
expected: ".docker.localhost",
},
{
application: marathon.Application{
ID: "test",
},
expected: "test.docker.localhost",
},
{
application: marathon.Application{
Labels: map[string]string{
"traefik.frontend.value": "foo.bar",
},
},
expected: "foo.bar",
},
}
for _, a := range applications {
actual := provider.getFrontendValue(a.application)
if actual != a.expected {
t.Fatalf("expected %q, got %q", a.expected, actual)
}
}
}
func TestMarathonGetFrontendRule(t *testing.T) {
provider := &Marathon{}
applications := []struct {
application marathon.Application
expected string
}{
{
application: marathon.Application{},
expected: "Host",
},
{
application: marathon.Application{
Labels: map[string]string{
"traefik.frontend.rule": "Header",
},
},
expected: "Header",
},
}
for _, a := range applications {
actual := provider.getFrontendRule(a.application)
if actual != a.expected {
t.Fatalf("expected %q, got %q", a.expected, actual)
}
}
}
func TestMarathonGetBackend(t *testing.T) {
provider := &Marathon{}
applications := []struct {
application marathon.Application
expected string
}{
{
application: marathon.Application{
ID: "foo",
Labels: map[string]string{
"traefik.backend": "bar",
},
},
expected: "bar",
},
}
for _, a := range applications {
actual := provider.getFrontendBackend(a.application)
if actual != a.expected {
t.Fatalf("expected %q, got %q", a.expected, actual)
}
}
}