traefik/provider/rancher/rancher_test.go
2017-12-15 11:48:03 +01:00

767 lines
15 KiB
Go

package rancher
import (
"strings"
"testing"
"github.com/containous/traefik/types"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
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{
types.LabelEnable: "true",
},
Health: "healthy",
State: "active",
},
expected: false,
},
{
desc: "don't respect constraint",
service: rancherData{
Labels: map[string]string{
types.LabelPort: "80",
types.LabelEnable: "false",
},
Health: "healthy",
State: "active",
},
expected: false,
},
{
desc: "unhealthy",
service: rancherData{
Labels: map[string]string{
types.LabelTags: "cheese",
types.LabelPort: "80",
types.LabelEnable: "true",
},
Health: "unhealthy",
State: "active",
},
expected: false,
},
{
desc: "inactive",
service: rancherData{
Labels: map[string]string{
types.LabelTags: "not-cheesy",
types.LabelPort: "80",
types.LabelEnable: "true",
},
Health: "healthy",
State: "inactive",
},
expected: false,
},
{
desc: "healthy & active, tag: cheese",
service: rancherData{
Labels: map[string]string{
types.LabelTags: "cheese",
types.LabelPort: "80",
types.LabelEnable: "true",
},
Health: "healthy",
State: "active",
},
expected: true,
},
{
desc: "healthy & active, tag: chose",
service: rancherData{
Labels: map[string]string{
types.LabelTags: "chose",
types.LabelPort: "80",
types.LabelEnable: "true",
},
Health: "healthy",
State: "active",
},
expected: true,
},
{
desc: "healthy & upgraded",
service: rancherData{
Labels: map[string]string{
types.LabelTags: "cheeeeese",
types.LabelPort: "80",
types.LabelEnable: "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{
types.LabelFrontendRule: "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{
types.LabelFrontendRule: "Host:foo.bar",
},
},
expected: "Host-foo-bar",
},
{
desc: "with Path label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelFrontendRule: "Path:/test",
},
},
expected: "Path-test",
},
{
desc: "with PathPrefix label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelFrontendRule: "PathPrefix:/test2",
},
},
expected: "PathPrefix-test2",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
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: "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{
types.LabelFrontendRule: "Host:foo.bar.com",
},
},
expected: "Host:foo.bar.com",
},
{
desc: "with Path label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelFrontendRule: "Path:/test",
},
},
expected: "Path:/test",
},
{
desc: "with PathPrefix label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelFrontendRule: "PathPrefix:/test2",
},
},
expected: "PathPrefix:/test2",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := provider.getFrontendRule(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestProviderGetBackend(t *testing.T) {
provider := &Provider{Domain: "rancher.localhost"}
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{
types.LabelBackend: "foobar",
},
},
expected: "foobar",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := provider.getBackend(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestProviderGetWeight(t *testing.T) {
provider := &Provider{Domain: "rancher.localhost"}
testCases := []struct {
desc string
service rancherData
expected string
}{
{
desc: "without label",
service: rancherData{
Name: "test-service",
},
expected: "0",
},
{
desc: "with label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelWeight: "5",
},
},
expected: "5",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := provider.getWeight(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestProviderGetPort(t *testing.T) {
provider := &Provider{Domain: "rancher.localhost"}
testCases := []struct {
desc string
service rancherData
expected string
}{
{
desc: "without label",
service: rancherData{
Name: "test-service",
},
expected: "",
},
{
desc: "with label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelPort: "1337",
},
},
expected: "1337",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := provider.getPort(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestProviderGetDomain(t *testing.T) {
provider := &Provider{Domain: "rancher.localhost"}
testCases := []struct {
desc string
service rancherData
expected string
}{
{
desc: "without label",
service: rancherData{
Name: "test-service",
},
expected: "rancher.localhost",
},
{
desc: "with label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelDomain: "foo.bar",
},
},
expected: "foo.bar",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := provider.getDomain(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestProviderGetProtocol(t *testing.T) {
provider := &Provider{Domain: "rancher.localhost"}
testCases := []struct {
desc string
service rancherData
expected string
}{
{
desc: "without label",
service: rancherData{
Name: "test-service",
},
expected: "http",
},
{
desc: "with label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelProtocol: "https",
},
},
expected: "https",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := provider.getProtocol(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestProviderGetPassHostHeader(t *testing.T) {
provider := &Provider{Domain: "rancher.localhost"}
testCases := []struct {
desc string
service rancherData
expected string
}{
{
desc: "without label",
service: rancherData{
Name: "test-service",
},
expected: "true",
},
{
desc: "with label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelFrontendPassHostHeader: "false",
},
},
expected: "false",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := provider.getPassHostHeader(test.service)
assert.Equal(t, test.expected, actual)
})
}
}
func TestProviderGetLabel(t *testing.T) {
testCases := []struct {
desc string
service rancherData
expected string
}{
{
desc: "without label",
service: rancherData{
Name: "test-service",
},
expected: "label not found",
},
{
desc: "with label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"foo": "bar",
},
},
expected: "",
},
}
for _, test := range testCases {
test := test
t.Run("", func(t *testing.T) {
t.Parallel()
label, err := getServiceLabel(test.service, "foo")
if test.expected != "" {
if err == nil || !strings.Contains(err.Error(), test.expected) {
t.Fatalf("expected an error with %q, got %v", test.expected, err)
}
} else {
assert.Equal(t, "bar", label)
}
})
}
}
func TestProviderLoadRancherConfig(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: "with services",
services: []rancherData{
{
Name: "test/service",
Labels: map[string]string{
types.LabelPort: "80",
types.LabelFrontendAuthBasic: "test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/,test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
types.LabelFrontendRedirectEntryPoint: "https",
},
Health: "healthy",
Containers: []string{"127.0.0.1"},
},
},
expectedFrontends: map[string]*types.Frontend{
"frontend-Host-test-service-rancher-localhost": {
Backend: "backend-test-service",
PassHostHeader: true,
EntryPoints: []string{},
BasicAuth: []string{"test:$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: 0,
},
},
CircuitBreaker: nil,
},
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actualConfig := provider.loadRancherConfig(test.services)
require.NotNil(t, actualConfig)
assert.EqualValues(t, test.expectedBackends, actualConfig.Backends)
assert.EqualValues(t, test.expectedFrontends, actualConfig.Frontends)
})
}
}
func TestProviderHasStickinessLabel(t *testing.T) {
provider := &Provider{Domain: "rancher.localhost"}
testCases := []struct {
desc string
service rancherData
expected bool
}{
{
desc: "no labels",
service: rancherData{
Name: "test-service",
},
expected: false,
},
{
desc: "stickiness=true",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelBackendLoadbalancerStickiness: "true",
},
},
expected: true,
},
{
desc: "stickiness=true",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelBackendLoadbalancerStickiness: "false",
},
},
expected: false,
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := provider.hasStickinessLabel(test.service)
assert.Equal(t, actual, test.expected)
})
}
}
func TestHasRedirect(t *testing.T) {
testCases := []struct {
desc string
service rancherData
expected bool
}{
{
desc: "without redirect labels",
service: rancherData{
Name: "test-service",
},
expected: false,
},
{
desc: "with Redirect EntryPoint label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelFrontendRedirectEntryPoint: "https",
},
},
expected: true,
},
{
desc: "with Redirect regex label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelFrontendRedirectRegex: `(.+)`,
},
},
expected: false,
},
{
desc: "with Redirect replacement label",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelFrontendRedirectReplacement: "$1",
},
},
expected: false,
},
{
desc: "with Redirect regex & replacement labels",
service: rancherData{
Name: "test-service",
Labels: map[string]string{
types.LabelFrontendRedirectRegex: `(.+)`,
types.LabelFrontendRedirectReplacement: "$1",
},
},
expected: true,
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := hasRedirect(test.service)
assert.Equal(t, test.expected, actual)
})
}
}