565 lines
15 KiB
Go
565 lines
15 KiB
Go
package docker
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import (
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"reflect"
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"strconv"
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"testing"
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"github.com/containous/traefik/provider/label"
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"github.com/containous/traefik/types"
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docker "github.com/docker/docker/api/types"
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"github.com/docker/go-connections/nat"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestDockerServiceBuildConfiguration(t *testing.T) {
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testCases := []struct {
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containers []docker.ContainerJSON
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expectedFrontends map[string]*types.Frontend
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expectedBackends map[string]*types.Backend
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}{
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{
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containers: []docker.ContainerJSON{},
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expectedFrontends: map[string]*types.Frontend{},
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expectedBackends: map[string]*types.Backend{},
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},
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{
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containers: []docker.ContainerJSON{
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containerJSON(
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name("foo"),
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labels(map[string]string{
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"traefik.service.port": "2503",
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"traefik.service.frontend.entryPoints": "http,https",
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"traefik.service.frontend.auth.basic": "test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/,test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
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"traefik.service.frontend.redirect.entryPoint": "https",
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}),
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ports(nat.PortMap{
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"80/tcp": {},
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}),
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withNetwork("bridge", ipv4("127.0.0.1")),
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),
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},
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expectedFrontends: map[string]*types.Frontend{
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"frontend-foo-foo-service": {
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Backend: "backend-foo-foo-service",
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PassHostHeader: true,
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EntryPoints: []string{"http", "https"},
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BasicAuth: []string{"test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/", "test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0"},
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Redirect: &types.Redirect{
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EntryPoint: "https",
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},
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Routes: map[string]types.Route{
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"service-service": {
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Rule: "Host:foo.docker.localhost",
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},
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},
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},
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},
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expectedBackends: map[string]*types.Backend{
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"backend-foo-foo-service": {
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Servers: map[string]types.Server{
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"service-0": {
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URL: "http://127.0.0.1:2503",
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Weight: 0,
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},
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},
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CircuitBreaker: nil,
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},
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},
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},
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{
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containers: []docker.ContainerJSON{
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containerJSON(
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name("test1"),
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labels(map[string]string{
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"traefik.service.port": "2503",
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"traefik.service.protocol": "https",
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"traefik.service.weight": "80",
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"traefik.service.frontend.backend": "foobar",
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"traefik.service.frontend.passHostHeader": "false",
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"traefik.service.frontend.rule": "Path:/mypath",
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"traefik.service.frontend.priority": "5000",
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"traefik.service.frontend.entryPoints": "http,https,ws",
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"traefik.service.frontend.auth.basic": "test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/,test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
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"traefik.service.frontend.redirect.entryPoint": "https",
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}),
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ports(nat.PortMap{
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"80/tcp": {},
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}),
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withNetwork("bridge", ipv4("127.0.0.1")),
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),
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containerJSON(
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name("test2"),
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labels(map[string]string{
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"traefik.anotherservice.port": "8079",
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"traefik.anotherservice.weight": "33",
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"traefik.anotherservice.frontend.rule": "Path:/anotherpath",
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}),
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ports(nat.PortMap{
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"80/tcp": {},
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}),
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withNetwork("bridge", ipv4("127.0.0.1")),
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),
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},
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expectedFrontends: map[string]*types.Frontend{
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"frontend-test1-foobar": {
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Backend: "backend-test1-foobar",
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PassHostHeader: false,
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Priority: 5000,
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EntryPoints: []string{"http", "https", "ws"},
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BasicAuth: []string{"test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/", "test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0"},
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Redirect: &types.Redirect{
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EntryPoint: "https",
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},
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Routes: map[string]types.Route{
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"service-service": {
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Rule: "Path:/mypath",
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},
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},
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},
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"frontend-test2-test2-anotherservice": {
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Backend: "backend-test2-test2-anotherservice",
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PassHostHeader: true,
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EntryPoints: []string{},
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BasicAuth: []string{},
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Routes: map[string]types.Route{
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"service-anotherservice": {
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Rule: "Path:/anotherpath",
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},
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},
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},
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},
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expectedBackends: map[string]*types.Backend{
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"backend-test1-foobar": {
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Servers: map[string]types.Server{
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"service-0": {
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URL: "https://127.0.0.1:2503",
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Weight: 80,
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},
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},
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CircuitBreaker: nil,
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},
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"backend-test2-test2-anotherservice": {
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Servers: map[string]types.Server{
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"service-0": {
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URL: "http://127.0.0.1:8079",
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Weight: 33,
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},
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},
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CircuitBreaker: nil,
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},
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},
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},
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}
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provider := &Provider{
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Domain: "docker.localhost",
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ExposedByDefault: true,
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}
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for caseID, test := range testCases {
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test := test
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t.Run(strconv.Itoa(caseID), func(t *testing.T) {
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t.Parallel()
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var dockerDataList []dockerData
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for _, container := range test.containers {
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dData := parseContainer(container)
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dockerDataList = append(dockerDataList, dData)
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}
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actualConfig := provider.buildConfiguration(dockerDataList)
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require.NotNil(t, actualConfig, "actualConfig")
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assert.EqualValues(t, test.expectedBackends, actualConfig.Backends)
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assert.EqualValues(t, test.expectedFrontends, actualConfig.Frontends)
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})
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}
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}
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func TestDockerGetFuncMapLabel(t *testing.T) {
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serviceName := "myservice"
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fakeSuffix := "frontend.foo"
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fakeLabel := label.Prefix + fakeSuffix
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testCases := []struct {
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desc string
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container docker.ContainerJSON
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suffixLabel string
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expectedKey string
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expected map[string]string
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}{
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{
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desc: "fallback to container label value",
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container: containerJSON(labels(map[string]string{
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fakeLabel: "X-Custom-Header: ContainerRequestHeader",
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})),
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suffixLabel: fakeSuffix,
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expected: map[string]string{
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"X-Custom-Header": "ContainerRequestHeader",
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},
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},
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{
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desc: "use service label instead of container label",
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container: containerJSON(labels(map[string]string{
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fakeLabel: "X-Custom-Header: ContainerRequestHeader",
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label.GetServiceLabel(fakeLabel, serviceName): "X-Custom-Header: ServiceRequestHeader",
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})),
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suffixLabel: fakeSuffix,
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expected: map[string]string{
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"X-Custom-Header": "ServiceRequestHeader",
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},
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},
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{
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desc: "use service label with an empty value instead of container label",
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container: containerJSON(labels(map[string]string{
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fakeLabel: "X-Custom-Header: ContainerRequestHeader",
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label.GetServiceLabel(fakeLabel, serviceName): "X-Custom-Header: ",
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})),
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suffixLabel: fakeSuffix,
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expected: map[string]string{
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"X-Custom-Header": "",
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},
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},
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{
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desc: "multiple values",
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container: containerJSON(labels(map[string]string{
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fakeLabel: "X-Custom-Header: MultiHeaders || Authorization: Basic YWRtaW46YWRtaW4=",
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})),
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suffixLabel: fakeSuffix,
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expected: map[string]string{
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"X-Custom-Header": "MultiHeaders",
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"Authorization": "Basic YWRtaW46YWRtaW4=",
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},
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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dData := parseContainer(test.container)
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values := getFuncServiceMapLabel(test.suffixLabel)(dData, serviceName)
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assert.EqualValues(t, test.expected, values)
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})
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}
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}
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func TestDockerGetFuncServiceStringLabel(t *testing.T) {
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testCases := []struct {
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container docker.ContainerJSON
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suffixLabel string
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defaultValue string
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expected string
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}{
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{
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container: containerJSON(),
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suffixLabel: label.SuffixWeight,
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defaultValue: label.DefaultWeight,
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expected: "0",
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},
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{
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container: containerJSON(labels(map[string]string{
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label.TraefikWeight: "200",
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})),
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suffixLabel: label.SuffixWeight,
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defaultValue: label.DefaultWeight,
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expected: "200",
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},
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{
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container: containerJSON(labels(map[string]string{
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"traefik.myservice.weight": "31337",
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})),
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suffixLabel: label.SuffixWeight,
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defaultValue: label.DefaultWeight,
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expected: "31337",
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},
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}
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for containerID, test := range testCases {
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test := test
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t.Run(test.suffixLabel+strconv.Itoa(containerID), func(t *testing.T) {
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t.Parallel()
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dData := parseContainer(test.container)
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actual := getFuncServiceStringLabel(test.suffixLabel, test.defaultValue)(dData, "myservice")
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if actual != test.expected {
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t.Errorf("got %q, expected %q", actual, test.expected)
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}
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})
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}
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}
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func TestDockerGetFuncServiceSliceStringLabel(t *testing.T) {
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testCases := []struct {
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container docker.ContainerJSON
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suffixLabel string
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expected []string
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}{
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{
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container: containerJSON(),
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suffixLabel: label.SuffixFrontendEntryPoints,
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expected: nil,
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},
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{
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container: containerJSON(labels(map[string]string{
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label.TraefikFrontendEntryPoints: "http,https",
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})),
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suffixLabel: label.SuffixFrontendEntryPoints,
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expected: []string{"http", "https"},
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},
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{
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container: containerJSON(labels(map[string]string{
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"traefik.myservice.frontend.entryPoints": "http,https",
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})),
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suffixLabel: label.SuffixFrontendEntryPoints,
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expected: []string{"http", "https"},
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},
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}
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for containerID, test := range testCases {
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test := test
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t.Run(test.suffixLabel+strconv.Itoa(containerID), func(t *testing.T) {
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t.Parallel()
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dData := parseContainer(test.container)
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actual := getFuncServiceSliceStringLabel(test.suffixLabel)(dData, "myservice")
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if !reflect.DeepEqual(actual, test.expected) {
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t.Errorf("for container %q: got %q, expected %q", dData.Name, actual, test.expected)
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}
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})
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}
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}
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func TestDockerCheckPortLabels(t *testing.T) {
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testCases := []struct {
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container docker.ContainerJSON
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expectedError bool
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}{
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{
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container: containerJSON(labels(map[string]string{
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label.TraefikPort: "80",
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})),
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expectedError: false,
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},
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{
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container: containerJSON(labels(map[string]string{
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label.Prefix + "servicename.protocol": "http",
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label.Prefix + "servicename.port": "80",
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})),
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expectedError: false,
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},
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{
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container: containerJSON(labels(map[string]string{
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label.Prefix + "servicename.protocol": "http",
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label.TraefikPort: "80",
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})),
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expectedError: false,
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},
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{
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container: containerJSON(labels(map[string]string{
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label.Prefix + "servicename.protocol": "http",
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})),
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expectedError: true,
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},
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}
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for containerID, test := range testCases {
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test := test
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t.Run(strconv.Itoa(containerID), func(t *testing.T) {
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t.Parallel()
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dData := parseContainer(test.container)
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err := checkServiceLabelPort(dData)
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if test.expectedError && err == nil {
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t.Error("expected an error but got nil")
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} else if !test.expectedError && err != nil {
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t.Errorf("expected no error, got %q", err)
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}
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})
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}
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}
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func TestDockerGetServiceBackend(t *testing.T) {
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testCases := []struct {
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container docker.ContainerJSON
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expected string
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}{
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{
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container: containerJSON(name("foo")),
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expected: "foo-foo-myservice",
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},
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{
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container: containerJSON(labels(map[string]string{
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label.TraefikBackend: "another-backend",
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})),
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expected: "fake-another-backend-myservice",
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},
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{
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container: containerJSON(name("foo.bar")),
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expected: "foo-bar-foo-bar-myservice",
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},
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{
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container: containerJSON(labels(map[string]string{
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"traefik.myservice.frontend.backend": "custom-backend",
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})),
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expected: "fake-custom-backend",
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},
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{
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container: containerJSON(labels(map[string]string{
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label.TraefikBackend: "another.backend",
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})),
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expected: "fake-another-backend-myservice",
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},
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}
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for containerID, test := range testCases {
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test := test
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t.Run(strconv.Itoa(containerID), func(t *testing.T) {
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t.Parallel()
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dData := parseContainer(test.container)
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actual := getServiceBackend(dData, "myservice")
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if actual != test.expected {
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t.Errorf("expected %q, got %q", test.expected, actual)
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}
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})
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}
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}
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func TestDockerGetServiceFrontendRule(t *testing.T) {
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provider := &Provider{}
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testCases := []struct {
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container docker.ContainerJSON
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expected string
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}{
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{
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container: containerJSON(name("foo")),
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expected: "",
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},
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{
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container: containerJSON(labels(map[string]string{
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label.TraefikFrontendRule: "Path:/helloworld",
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})),
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expected: "Path:/helloworld",
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},
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{
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container: containerJSON(labels(map[string]string{
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"traefik.myservice.frontend.rule": "Path:/mycustomservicepath",
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})),
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expected: "Path:/mycustomservicepath",
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},
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}
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for containerID, test := range testCases {
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test := test
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t.Run(strconv.Itoa(containerID), func(t *testing.T) {
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t.Parallel()
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dData := parseContainer(test.container)
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actual := provider.getServiceFrontendRule(dData, "myservice")
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if actual != test.expected {
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t.Errorf("expected %q, got %q", test.expected, actual)
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}
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})
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}
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}
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func TestDockerGetServicePort(t *testing.T) {
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testCases := []struct {
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container docker.ContainerJSON
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expected string
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}{
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{
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container: containerJSON(),
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expected: "",
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},
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{
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container: containerJSON(labels(map[string]string{
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label.TraefikPort: "2500",
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})),
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expected: "2500",
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},
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{
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container: containerJSON(labels(map[string]string{
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"traefik.myservice.port": "1234",
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})),
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expected: "1234",
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},
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}
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for containerID, test := range testCases {
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test := test
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t.Run(strconv.Itoa(containerID), func(t *testing.T) {
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t.Parallel()
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dData := parseContainer(test.container)
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actual := getServicePort(dData, "myservice")
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if actual != test.expected {
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t.Errorf("expected %q, got %q", test.expected, actual)
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}
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})
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}
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}
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func TestGetServiceErrorPages(t *testing.T) {
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service := "courgette"
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testCases := []struct {
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desc string
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data dockerData
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expected map[string]*types.ErrorPage
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}{
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{
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desc: "2 errors pages",
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data: parseContainer(containerJSON(
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labels(map[string]string{
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label.Prefix + service + "." + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageStatus: "404",
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label.Prefix + service + "." + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageBackend: "foo_backend",
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label.Prefix + service + "." + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageQuery: "foo_query",
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label.Prefix + service + "." + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageStatus: "500,600",
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label.Prefix + service + "." + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageBackend: "bar_backend",
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label.Prefix + service + "." + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageQuery: "bar_query",
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}))),
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expected: map[string]*types.ErrorPage{
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"foo": {
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Status: []string{"404"},
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Query: "foo_query",
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Backend: "foo_backend",
|
|
},
|
|
"bar": {
|
|
Status: []string{"500", "600"},
|
|
Query: "bar_query",
|
|
Backend: "bar_backend",
|
|
},
|
|
},
|
|
},
|
|
{
|
|
desc: "only status field",
|
|
data: parseContainer(containerJSON(
|
|
labels(map[string]string{
|
|
label.Prefix + service + ".frontend.errors.foo.status": "404",
|
|
}))),
|
|
expected: map[string]*types.ErrorPage{
|
|
"foo": {
|
|
Status: []string{"404"},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, test := range testCases {
|
|
test := test
|
|
t.Run(test.desc, func(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
pages := getServiceErrorPages(test.data, service)
|
|
|
|
assert.EqualValues(t, test.expected, pages)
|
|
})
|
|
}
|
|
}
|