traefik/provider/rancher/config_test.go
2018-04-18 10:48:03 +02:00

887 lines
28 KiB
Go

package rancher
import (
"testing"
"time"
"github.com/containous/flaeg"
"github.com/containous/traefik/provider/label"
"github.com/containous/traefik/types"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestProviderBuildConfiguration(t *testing.T) {
provider := &Provider{
Domain: "rancher.localhost",
ExposedByDefault: true,
}
testCases := []struct {
desc string
services []rancherData
expectedFrontends map[string]*types.Frontend
expectedBackends map[string]*types.Backend
}{
{
desc: "without services",
services: []rancherData{},
expectedFrontends: map[string]*types.Frontend{},
expectedBackends: map[string]*types.Backend{},
},
{
desc: "when all labels are set",
services: []rancherData{
{
Labels: map[string]string{
label.TraefikPort: "666",
label.TraefikProtocol: "https",
label.TraefikWeight: "12",
label.TraefikBackend: "foobar",
label.TraefikBackendCircuitBreakerExpression: "NetworkErrorRatio() > 0.5",
label.TraefikBackendHealthCheckPath: "/health",
label.TraefikBackendHealthCheckPort: "880",
label.TraefikBackendHealthCheckInterval: "6",
label.TraefikBackendLoadBalancerMethod: "drr",
label.TraefikBackendLoadBalancerSticky: "true",
label.TraefikBackendLoadBalancerStickiness: "true",
label.TraefikBackendLoadBalancerStickinessCookieName: "chocolate",
label.TraefikBackendMaxConnAmount: "666",
label.TraefikBackendMaxConnExtractorFunc: "client.ip",
label.TraefikBackendBufferingMaxResponseBodyBytes: "10485760",
label.TraefikBackendBufferingMemResponseBodyBytes: "2097152",
label.TraefikBackendBufferingMaxRequestBodyBytes: "10485760",
label.TraefikBackendBufferingMemRequestBodyBytes: "2097152",
label.TraefikBackendBufferingRetryExpression: "IsNetworkError() && Attempts() <= 2",
label.TraefikFrontendAuthBasic: "test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/,test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
label.TraefikFrontendEntryPoints: "http,https",
label.TraefikFrontendPassHostHeader: "true",
label.TraefikFrontendPassTLSCert: "true",
label.TraefikFrontendPriority: "666",
label.TraefikFrontendRedirectEntryPoint: "https",
label.TraefikFrontendRedirectRegex: "nope",
label.TraefikFrontendRedirectReplacement: "nope",
label.TraefikFrontendRedirectPermanent: "true",
label.TraefikFrontendRule: "Host:traefik.io",
label.TraefikFrontendWhiteListSourceRange: "10.10.10.10",
label.TraefikFrontendWhiteListUseXForwardedFor: "true",
label.TraefikFrontendRequestHeaders: "Access-Control-Allow-Methods:POST,GET,OPTIONS || Content-type: application/json; charset=utf-8",
label.TraefikFrontendResponseHeaders: "Access-Control-Allow-Methods:POST,GET,OPTIONS || Content-type: application/json; charset=utf-8",
label.TraefikFrontendSSLProxyHeaders: "Access-Control-Allow-Methods:POST,GET,OPTIONS || Content-type: application/json; charset=utf-8",
label.TraefikFrontendAllowedHosts: "foo,bar,bor",
label.TraefikFrontendHostsProxyHeaders: "foo,bar,bor",
label.TraefikFrontendSSLHost: "foo",
label.TraefikFrontendCustomFrameOptionsValue: "foo",
label.TraefikFrontendContentSecurityPolicy: "foo",
label.TraefikFrontendPublicKey: "foo",
label.TraefikFrontendReferrerPolicy: "foo",
label.TraefikFrontendCustomBrowserXSSValue: "foo",
label.TraefikFrontendSTSSeconds: "666",
label.TraefikFrontendSSLRedirect: "true",
label.TraefikFrontendSSLTemporaryRedirect: "true",
label.TraefikFrontendSTSIncludeSubdomains: "true",
label.TraefikFrontendSTSPreload: "true",
label.TraefikFrontendForceSTSHeader: "true",
label.TraefikFrontendFrameDeny: "true",
label.TraefikFrontendContentTypeNosniff: "true",
label.TraefikFrontendBrowserXSSFilter: "true",
label.TraefikFrontendIsDevelopment: "true",
label.Prefix + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageStatus: "404",
label.Prefix + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageBackend: "foobar",
label.Prefix + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageQuery: "foo_query",
label.Prefix + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageStatus: "500,600",
label.Prefix + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageBackend: "foobar",
label.Prefix + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageQuery: "bar_query",
label.TraefikFrontendRateLimitExtractorFunc: "client.ip",
label.Prefix + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitPeriod: "6",
label.Prefix + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitAverage: "12",
label.Prefix + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitBurst: "18",
label.Prefix + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitPeriod: "3",
label.Prefix + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitAverage: "6",
label.Prefix + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitBurst: "9",
},
Health: "healthy",
Containers: []string{"10.0.0.1", "10.0.0.2"},
},
},
expectedFrontends: map[string]*types.Frontend{
"frontend-Host-traefik-io": {
EntryPoints: []string{
"http",
"https",
},
Backend: "backend-foobar",
Routes: map[string]types.Route{
"route-frontend-Host-traefik-io": {
Rule: "Host:traefik.io",
},
},
PassHostHeader: true,
PassTLSCert: true,
Priority: 666,
BasicAuth: []string{
"test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/",
"test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
},
WhiteList: &types.WhiteList{
SourceRange: []string{
"10.10.10.10",
},
UseXForwardedFor: true,
},
Headers: &types.Headers{
CustomRequestHeaders: map[string]string{
"Access-Control-Allow-Methods": "POST,GET,OPTIONS",
"Content-Type": "application/json; charset=utf-8",
},
CustomResponseHeaders: map[string]string{
"Access-Control-Allow-Methods": "POST,GET,OPTIONS",
"Content-Type": "application/json; charset=utf-8",
},
AllowedHosts: []string{
"foo",
"bar",
"bor",
},
HostsProxyHeaders: []string{
"foo",
"bar",
"bor",
},
SSLRedirect: true,
SSLTemporaryRedirect: true,
SSLHost: "foo",
SSLProxyHeaders: map[string]string{
"Access-Control-Allow-Methods": "POST,GET,OPTIONS",
"Content-Type": "application/json; charset=utf-8",
},
STSSeconds: 666,
STSIncludeSubdomains: true,
STSPreload: true,
ForceSTSHeader: true,
FrameDeny: true,
CustomFrameOptionsValue: "foo",
ContentTypeNosniff: true,
BrowserXSSFilter: true,
CustomBrowserXSSValue: "foo",
ContentSecurityPolicy: "foo",
PublicKey: "foo",
ReferrerPolicy: "foo",
IsDevelopment: true,
},
Errors: map[string]*types.ErrorPage{
"foo": {
Status: []string{"404"},
Query: "foo_query",
Backend: "backend-foobar",
},
"bar": {
Status: []string{"500", "600"},
Query: "bar_query",
Backend: "backend-foobar",
},
},
RateLimit: &types.RateLimit{
ExtractorFunc: "client.ip",
RateSet: map[string]*types.Rate{
"foo": {
Period: flaeg.Duration(6 * time.Second),
Average: 12,
Burst: 18,
},
"bar": {
Period: flaeg.Duration(3 * time.Second),
Average: 6,
Burst: 9,
},
},
},
Redirect: &types.Redirect{
EntryPoint: "https",
Regex: "",
Replacement: "",
Permanent: true,
},
},
},
expectedBackends: map[string]*types.Backend{
"backend-foobar": {
Servers: map[string]types.Server{
"server-0": {
URL: "https://10.0.0.1:666",
Weight: 12,
},
"server-1": {
URL: "https://10.0.0.2:666",
Weight: 12,
},
},
CircuitBreaker: &types.CircuitBreaker{
Expression: "NetworkErrorRatio() > 0.5",
},
LoadBalancer: &types.LoadBalancer{
Method: "drr",
Sticky: true,
Stickiness: &types.Stickiness{
CookieName: "chocolate",
},
},
MaxConn: &types.MaxConn{
Amount: 666,
ExtractorFunc: "client.ip",
},
HealthCheck: &types.HealthCheck{
Path: "/health",
Port: 880,
Interval: "6",
},
Buffering: &types.Buffering{
MaxResponseBodyBytes: 10485760,
MemResponseBodyBytes: 2097152,
MaxRequestBodyBytes: 10485760,
MemRequestBodyBytes: 2097152,
RetryExpression: "IsNetworkError() && Attempts() <= 2",
},
},
},
},
{
desc: "when all segment labels are set",
services: []rancherData{
{
Labels: map[string]string{
label.Prefix + "sauternes." + label.SuffixPort: "666",
label.Prefix + "sauternes." + label.SuffixProtocol: "https",
label.Prefix + "sauternes." + label.SuffixWeight: "12",
label.Prefix + "sauternes." + label.SuffixFrontendRule: "Host:traefik.wtf",
label.Prefix + "sauternes." + label.SuffixFrontendAuthBasic: "test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/,test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
label.Prefix + "sauternes." + label.SuffixFrontendEntryPoints: "http,https",
label.Prefix + "sauternes." + label.SuffixFrontendPassHostHeader: "true",
label.Prefix + "sauternes." + label.SuffixFrontendPassTLSCert: "true",
label.Prefix + "sauternes." + label.SuffixFrontendPriority: "666",
label.Prefix + "sauternes." + label.SuffixFrontendRedirectEntryPoint: "https",
label.Prefix + "sauternes." + label.SuffixFrontendRedirectRegex: "nope",
label.Prefix + "sauternes." + label.SuffixFrontendRedirectReplacement: "nope",
label.Prefix + "sauternes." + label.SuffixFrontendRedirectPermanent: "true",
label.Prefix + "sauternes." + label.SuffixFrontendWhiteListSourceRange: "10.10.10.10",
label.Prefix + "sauternes." + label.SuffixFrontendWhiteListUseXForwardedFor: "true",
label.Prefix + "sauternes." + label.SuffixFrontendRequestHeaders: "Access-Control-Allow-Methods:POST,GET,OPTIONS || Content-type: application/json; charset=utf-8",
label.Prefix + "sauternes." + label.SuffixFrontendResponseHeaders: "Access-Control-Allow-Methods:POST,GET,OPTIONS || Content-type: application/json; charset=utf-8",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersSSLProxyHeaders: "Access-Control-Allow-Methods:POST,GET,OPTIONS || Content-type: application/json; charset=utf-8",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersAllowedHosts: "foo,bar,bor",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersHostsProxyHeaders: "foo,bar,bor",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersSSLHost: "foo",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersCustomFrameOptionsValue: "foo",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersContentSecurityPolicy: "foo",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersPublicKey: "foo",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersReferrerPolicy: "foo",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersCustomBrowserXSSValue: "foo",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersSTSSeconds: "666",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersSSLRedirect: "true",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersSSLTemporaryRedirect: "true",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersSTSIncludeSubdomains: "true",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersSTSPreload: "true",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersForceSTSHeader: "true",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersFrameDeny: "true",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersContentTypeNosniff: "true",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersBrowserXSSFilter: "true",
label.Prefix + "sauternes." + label.SuffixFrontendHeadersIsDevelopment: "true",
label.Prefix + "sauternes." + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageStatus: "404",
label.Prefix + "sauternes." + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageBackend: "foobar",
label.Prefix + "sauternes." + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageQuery: "foo_query",
label.Prefix + "sauternes." + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageStatus: "500,600",
label.Prefix + "sauternes." + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageBackend: "foobar",
label.Prefix + "sauternes." + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageQuery: "bar_query",
label.Prefix + "sauternes." + label.SuffixFrontendRateLimitExtractorFunc: "client.ip",
label.Prefix + "sauternes." + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitPeriod: "6",
label.Prefix + "sauternes." + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitAverage: "12",
label.Prefix + "sauternes." + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitBurst: "18",
label.Prefix + "sauternes." + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitPeriod: "3",
label.Prefix + "sauternes." + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitAverage: "6",
label.Prefix + "sauternes." + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitBurst: "9",
},
Health: "healthy",
Containers: []string{"10.0.0.1", "10.0.0.2"},
},
},
expectedFrontends: map[string]*types.Frontend{
"frontend-sauternes": {
EntryPoints: []string{"http", "https"},
Backend: "backend-sauternes",
Routes: map[string]types.Route{
"route-frontend-sauternes": {
Rule: "Host:traefik.wtf",
},
},
PassHostHeader: true,
PassTLSCert: true,
Priority: 666,
BasicAuth: []string{
"test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/",
"test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
},
WhiteList: &types.WhiteList{
SourceRange: []string{
"10.10.10.10",
},
UseXForwardedFor: true,
},
Headers: &types.Headers{
CustomRequestHeaders: map[string]string{
"Access-Control-Allow-Methods": "POST,GET,OPTIONS",
"Content-Type": "application/json; charset=utf-8",
},
CustomResponseHeaders: map[string]string{
"Access-Control-Allow-Methods": "POST,GET,OPTIONS",
"Content-Type": "application/json; charset=utf-8",
},
AllowedHosts: []string{"foo", "bar", "bor"},
HostsProxyHeaders: []string{"foo", "bar", "bor"},
SSLRedirect: true,
SSLTemporaryRedirect: true,
SSLHost: "foo",
SSLProxyHeaders: map[string]string{
"Access-Control-Allow-Methods": "POST,GET,OPTIONS",
"Content-Type": "application/json; charset=utf-8",
},
STSSeconds: 666,
STSIncludeSubdomains: true,
STSPreload: true,
ForceSTSHeader: true,
FrameDeny: true,
CustomFrameOptionsValue: "foo",
ContentTypeNosniff: true,
BrowserXSSFilter: true,
CustomBrowserXSSValue: "foo",
ContentSecurityPolicy: "foo",
PublicKey: "foo",
ReferrerPolicy: "foo",
IsDevelopment: true,
},
Errors: map[string]*types.ErrorPage{
"bar": {
Status: []string{"500", "600"},
Backend: "backend-foobar",
Query: "bar_query",
},
"foo": {
Status: []string{"404"},
Backend: "backend-foobar",
Query: "foo_query",
},
},
RateLimit: &types.RateLimit{
ExtractorFunc: "client.ip",
RateSet: map[string]*types.Rate{
"foo": {
Period: flaeg.Duration(6 * time.Second),
Average: 12,
Burst: 18,
},
"bar": {
Period: flaeg.Duration(3 * time.Second),
Average: 6,
Burst: 9,
},
},
},
Redirect: &types.Redirect{
EntryPoint: "https",
Regex: "",
Replacement: "",
Permanent: true,
},
},
},
expectedBackends: map[string]*types.Backend{
"backend-sauternes": {
Servers: map[string]types.Server{
"server-0": {
URL: "https://10.0.0.1:666",
Weight: 12,
},
"server-1": {
URL: "https://10.0.0.2:666",
Weight: 12,
},
},
},
},
},
{
desc: "with services",
services: []rancherData{
{
Name: "test/service",
Labels: map[string]string{
label.TraefikPort: "80",
label.TraefikFrontendAuthBasic: "test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/,test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
label.TraefikFrontendRedirectEntryPoint: "https",
},
Health: "healthy",
Containers: []string{"127.0.0.1"},
},
},
expectedFrontends: map[string]*types.Frontend{
"frontend-Host-test-service-rancher-localhost": {
Backend: "backend-test-service",
PassHostHeader: true,
EntryPoints: []string{},
BasicAuth: []string{"test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/", "test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0"},
Priority: 0,
Redirect: &types.Redirect{
EntryPoint: "https",
},
Routes: map[string]types.Route{
"route-frontend-Host-test-service-rancher-localhost": {
Rule: "Host:test.service.rancher.localhost",
},
},
},
},
expectedBackends: map[string]*types.Backend{
"backend-test-service": {
Servers: map[string]types.Server{
"server-0": {
URL: "http://127.0.0.1:80",
Weight: label.DefaultWeight,
},
},
CircuitBreaker: nil,
},
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actualConfig := provider.buildConfiguration(test.services)
require.NotNil(t, actualConfig)
assert.EqualValues(t, test.expectedBackends, actualConfig.Backends)
assert.EqualValues(t, test.expectedFrontends, actualConfig.Frontends)
})
}
}
func TestProviderServiceFilter(t *testing.T) {
provider := &Provider{
Domain: "rancher.localhost",
EnableServiceHealthFilter: true,
}
constraint, _ := types.NewConstraint("tag==ch*se")
provider.Constraints = types.Constraints{constraint}
testCases := []struct {
desc string
service rancherData
expected bool
}{
{
desc: "missing Port labels, don't respect constraint",
service: rancherData{
Labels: map[string]string{
label.TraefikEnable: "true",
},
Health: "healthy",
State: "active",
},
expected: false,
},
{
desc: "don't respect constraint",
service: rancherData{
Labels: map[string]string{
label.TraefikPort: "80",
label.TraefikEnable: "false",
},
Health: "healthy",
State: "active",
},
expected: false,
},
{
desc: "unhealthy",
service: rancherData{
Labels: map[string]string{
label.TraefikTags: "cheese",
label.TraefikPort: "80",
label.TraefikEnable: "true",
},
Health: "unhealthy",
State: "active",
},
expected: false,
},
{
desc: "inactive",
service: rancherData{
Labels: map[string]string{
label.TraefikTags: "not-cheesy",
label.TraefikPort: "80",
label.TraefikEnable: "true",
},
Health: "healthy",
State: "inactive",
},
expected: false,
},
{
desc: "healthy & active, tag: cheese",
service: rancherData{
Labels: map[string]string{
label.TraefikTags: "cheese",
label.TraefikPort: "80",
label.TraefikEnable: "true",
},
Health: "healthy",
State: "active",
},
expected: true,
},
{
desc: "healthy & active, tag: chose",
service: rancherData{
Labels: map[string]string{
label.TraefikTags: "chose",
label.TraefikPort: "80",
label.TraefikEnable: "true",
},
Health: "healthy",
State: "active",
},
expected: true,
},
{
desc: "healthy & upgraded",
service: rancherData{
Labels: map[string]string{
label.TraefikTags: "cheeeeese",
label.TraefikPort: "80",
label.TraefikEnable: "true",
},
Health: "healthy",
State: "upgraded",
},
expected: true,
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := provider.serviceFilter(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestContainerFilter(t *testing.T) {
testCases := []struct {
name string
healthState string
state string
expected bool
}{
{
healthState: "unhealthy",
state: "running",
expected: false,
},
{
healthState: "healthy",
state: "stopped",
expected: false,
},
{
state: "stopped",
expected: false,
},
{
healthState: "healthy",
state: "running",
expected: true,
},
{
healthState: "updating-healthy",
state: "updating-running",
expected: true,
},
}
for _, test := range testCases {
test := test
t.Run(test.healthState+" "+test.state, func(t *testing.T) {
t.Parallel()
actual := containerFilter(test.name, test.healthState, test.state)
assert.Equal(t, test.expected, actual)
})
}
}
func TestProviderGetFrontendName(t *testing.T) {
provider := &Provider{Domain: "rancher.localhost"}
testCases := []struct {
desc string
service rancherData
expected string
}{
{
desc: "default",
service: rancherData{
Name: "foo",
},
expected: "Host-foo-rancher-localhost",
},
{
desc: "with Headers label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
label.TraefikFrontendRule: "Headers:User-Agent,bat/0.1.0",
},
},
expected: "Headers-User-Agent-bat-0-1-0",
},
{
desc: "with Host label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
label.TraefikFrontendRule: "Host:foo.bar",
},
},
expected: "Host-foo-bar",
},
{
desc: "with Path label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
label.TraefikFrontendRule: "Path:/test",
},
},
expected: "Path-test",
},
{
desc: "with PathPrefix label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
label.TraefikFrontendRule: "PathPrefix:/test2",
},
},
expected: "PathPrefix-test2",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
segmentProperties := label.ExtractTraefikLabels(test.service.Labels)
test.service.SegmentLabels = segmentProperties[""]
actual := provider.getFrontendName(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestProviderGetFrontendRule(t *testing.T) {
provider := &Provider{Domain: "rancher.localhost"}
testCases := []struct {
desc string
service rancherData
expected string
}{
{
desc: "host",
service: rancherData{
Name: "foo",
},
expected: "Host:foo.rancher.localhost",
},
{
desc: "with domain label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
label.TraefikDomain: "traefik.localhost",
},
},
expected: "Host:test-service.traefik.localhost",
},
{
desc: "host with /",
service: rancherData{
Name: "foo/bar",
},
expected: "Host:foo.bar.rancher.localhost",
},
{
desc: "with Host label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
label.TraefikFrontendRule: "Host:foo.bar.com",
},
},
expected: "Host:foo.bar.com",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
segmentProperties := label.ExtractTraefikLabels(test.service.Labels)
test.service.SegmentLabels = segmentProperties[""]
actual := provider.getFrontendRule(test.service.Name, test.service.SegmentLabels)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetBackendName(t *testing.T) {
testCases := []struct {
desc string
service rancherData
expected string
}{
{
desc: "without label",
service: rancherData{
Name: "test-service",
},
expected: "test-service",
},
{
desc: "with label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
label.TraefikBackend: "foobar",
},
},
expected: "foobar",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
segmentProperties := label.ExtractTraefikLabels(test.service.Labels)
test.service.SegmentLabels = segmentProperties[""]
actual := getBackendName(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetServers(t *testing.T) {
testCases := []struct {
desc string
service rancherData
expected map[string]types.Server
}{
{
desc: "should return nil when no server labels",
service: rancherData{
Labels: map[string]string{},
Health: "healthy",
State: "active",
},
expected: nil,
},
{
desc: "should return nil when no server IPs",
service: rancherData{
Labels: map[string]string{
label.TraefikWeight: "7",
},
Containers: []string{},
Health: "healthy",
State: "active",
},
expected: nil,
},
{
desc: "should use default weight when invalid weight value",
service: rancherData{
Labels: map[string]string{
label.TraefikWeight: "kls",
},
Containers: []string{"10.10.10.0"},
Health: "healthy",
State: "active",
},
expected: map[string]types.Server{
"server-0": {
URL: "http://10.10.10.0:",
Weight: label.DefaultWeight,
},
},
},
{
desc: "should return a map when configuration keys are defined",
service: rancherData{
Labels: map[string]string{
label.TraefikWeight: "6",
},
Containers: []string{"10.10.10.0", "10.10.10.1"},
Health: "healthy",
State: "active",
},
expected: map[string]types.Server{
"server-0": {
URL: "http://10.10.10.0:",
Weight: 6,
},
"server-1": {
URL: "http://10.10.10.1:",
Weight: 6,
},
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
segmentProperties := label.ExtractTraefikLabels(test.service.Labels)
test.service.SegmentLabels = segmentProperties[""]
actual := getServers(test.service)
assert.Equal(t, test.expected, actual)
})
}
}