mirror of
https://github.com/traefik/traefik.git
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737 lines
18 KiB
Go
737 lines
18 KiB
Go
package rules
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import (
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/containous/traefik/v2/pkg/middlewares/requestdecorator"
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"github.com/containous/traefik/v2/pkg/testhelpers"
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"github.com/gorilla/mux"
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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 Test_addRoute(t *testing.T) {
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testCases := []struct {
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desc string
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rule string
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headers map[string]string
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expected map[string]int
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expectedError bool
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}{
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{
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desc: "no tree",
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expectedError: true,
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},
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{
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desc: "Rule with no matcher",
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rule: "rulewithnotmatcher",
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expectedError: true,
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},
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{
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desc: "PathPrefix",
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rule: "PathPrefix(`/foo`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "wrong PathPrefix",
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rule: "PathPrefix(`/bar`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusNotFound,
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},
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},
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{
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desc: "Host",
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rule: "Host(`localhost`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "Host with trailing period in rule",
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rule: "Host(`localhost.`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "Host with trailing period in domain",
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rule: "Host(`localhost`)",
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expected: map[string]int{
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"http://localhost./foo": http.StatusOK,
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},
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},
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{
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desc: "Host with trailing period in domain and rule",
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rule: "Host(`localhost.`)",
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expected: map[string]int{
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"http://localhost./foo": http.StatusOK,
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},
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},
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{
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desc: "wrong Host",
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rule: "Host(`nope`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusNotFound,
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},
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},
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{
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desc: "Host and PathPrefix",
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rule: "Host(`localhost`) && PathPrefix(`/foo`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "Host and PathPrefix wrong PathPrefix",
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rule: "Host(`localhost`) && PathPrefix(`/bar`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusNotFound,
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},
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},
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{
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desc: "Host and PathPrefix wrong Host",
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rule: "Host(`nope`) && PathPrefix(`/foo`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusNotFound,
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},
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},
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{
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desc: "Host and PathPrefix Host OR, first host",
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rule: "Host(`nope`,`localhost`) && PathPrefix(`/foo`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "Host and PathPrefix Host OR, second host",
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rule: "Host(`nope`,`localhost`) && PathPrefix(`/foo`)",
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expected: map[string]int{
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"http://nope/foo": http.StatusOK,
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},
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},
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{
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desc: "Host and PathPrefix Host OR, first host and wrong PathPrefix",
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rule: "Host(`nope,localhost`) && PathPrefix(`/bar`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusNotFound,
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},
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},
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{
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desc: "HostRegexp with capturing group",
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rule: "HostRegexp(`{subdomain:(foo\\.)?bar\\.com}`)",
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expected: map[string]int{
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"http://foo.bar.com": http.StatusOK,
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"http://bar.com": http.StatusOK,
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"http://fooubar.com": http.StatusNotFound,
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"http://barucom": http.StatusNotFound,
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"http://barcom": http.StatusNotFound,
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},
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},
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{
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desc: "HostRegexp with non capturing group",
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rule: "HostRegexp(`{subdomain:(?:foo\\.)?bar\\.com}`)",
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expected: map[string]int{
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"http://foo.bar.com": http.StatusOK,
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"http://bar.com": http.StatusOK,
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"http://fooubar.com": http.StatusNotFound,
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"http://barucom": http.StatusNotFound,
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"http://barcom": http.StatusNotFound,
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},
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},
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{
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desc: "Methods with GET",
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rule: "Method(`GET`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "Methods with GET and POST",
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rule: "Method(`GET`,`POST`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "Methods with POST",
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rule: "Method(`POST`)",
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expected: map[string]int{
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"http://localhost/foo": http.StatusMethodNotAllowed,
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},
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},
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{
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desc: "Header with matching header",
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rule: "Headers(`Content-Type`,`application/json`)",
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headers: map[string]string{
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"Content-Type": "application/json",
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},
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "Header without matching header",
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rule: "Headers(`Content-Type`,`application/foo`)",
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headers: map[string]string{
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"Content-Type": "application/json",
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},
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expected: map[string]int{
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"http://localhost/foo": http.StatusNotFound,
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},
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},
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{
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desc: "HeaderRegExp with matching header",
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rule: "HeadersRegexp(`Content-Type`, `application/(text|json)`)",
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headers: map[string]string{
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"Content-Type": "application/json",
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},
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "HeaderRegExp without matching header",
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rule: "HeadersRegexp(`Content-Type`, `application/(text|json)`)",
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headers: map[string]string{
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"Content-Type": "application/foo",
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},
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expected: map[string]int{
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"http://localhost/foo": http.StatusNotFound,
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},
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},
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{
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desc: "HeaderRegExp with matching second header",
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rule: "HeadersRegexp(`Content-Type`, `application/(text|json)`)",
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headers: map[string]string{
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"Content-Type": "application/text",
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},
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expected: map[string]int{
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"http://localhost/foo": http.StatusOK,
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},
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},
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{
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desc: "Query with multiple params",
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rule: "Query(`foo=bar`, `bar=baz`)",
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expected: map[string]int{
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"http://localhost/foo?foo=bar&bar=baz": http.StatusOK,
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"http://localhost/foo?bar=baz": http.StatusNotFound,
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},
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},
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{
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desc: "Rule with simple path",
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rule: `Path("/a")`,
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expected: map[string]int{
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"http://plop/a": http.StatusOK,
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},
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},
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{
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desc: `Rule with a simple host`,
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rule: `Host("plop")`,
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expected: map[string]int{
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"http://plop": http.StatusOK,
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},
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},
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{
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desc: "Rule with Path AND Host",
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rule: `Path("/a") && Host("plop")`,
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expected: map[string]int{
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"http://plop/a": http.StatusOK,
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"http://plopi/a": http.StatusNotFound,
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},
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},
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{
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desc: "Rule with Host OR Host",
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rule: `Host("tchouk") || Host("pouet")`,
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expected: map[string]int{
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"http://tchouk/toto": http.StatusOK,
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"http://pouet/a": http.StatusOK,
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"http://plopi/a": http.StatusNotFound,
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},
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},
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{
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desc: "Rule with host OR (host AND path)",
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rule: `Host("tchouk") || (Host("pouet") && Path("/powpow"))`,
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expected: map[string]int{
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"http://tchouk/toto": http.StatusOK,
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"http://tchouk/powpow": http.StatusOK,
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"http://pouet/powpow": http.StatusOK,
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"http://pouet/toto": http.StatusNotFound,
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"http://plopi/a": http.StatusNotFound,
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},
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},
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{
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desc: "Rule with host OR host AND path",
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rule: `Host("tchouk") || Host("pouet") && Path("/powpow")`,
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expected: map[string]int{
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"http://tchouk/toto": http.StatusOK,
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"http://tchouk/powpow": http.StatusOK,
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"http://pouet/powpow": http.StatusOK,
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"http://pouet/toto": http.StatusNotFound,
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"http://plopi/a": http.StatusNotFound,
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},
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},
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{
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desc: "Rule with (host OR host) AND path",
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rule: `(Host("tchouk") || Host("pouet")) && Path("/powpow")`,
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expected: map[string]int{
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"http://tchouk/toto": http.StatusNotFound,
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"http://tchouk/powpow": http.StatusOK,
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"http://pouet/powpow": http.StatusOK,
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"http://pouet/toto": http.StatusNotFound,
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"http://plopi/a": http.StatusNotFound,
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},
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},
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{
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desc: "Rule with multiple host AND path",
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rule: `(Host("tchouk","pouet")) && Path("/powpow")`,
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expected: map[string]int{
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"http://tchouk/toto": http.StatusNotFound,
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"http://tchouk/powpow": http.StatusOK,
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"http://pouet/powpow": http.StatusOK,
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"http://pouet/toto": http.StatusNotFound,
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"http://plopi/a": http.StatusNotFound,
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},
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},
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{
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desc: "Rule with multiple host AND multiple path",
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rule: `Host("tchouk","pouet") && Path("/powpow", "/titi")`,
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expected: map[string]int{
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"http://tchouk/toto": http.StatusNotFound,
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"http://tchouk/powpow": http.StatusOK,
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"http://pouet/powpow": http.StatusOK,
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"http://tchouk/titi": http.StatusOK,
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"http://pouet/titi": http.StatusOK,
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"http://pouet/toto": http.StatusNotFound,
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"http://plopi/a": http.StatusNotFound,
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},
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},
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{
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desc: "Rule with (host AND path) OR (host AND path)",
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rule: `(Host("tchouk") && Path("/titi")) || ((Host("pouet")) && Path("/powpow"))`,
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expected: map[string]int{
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"http://tchouk/titi": http.StatusOK,
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"http://tchouk/powpow": http.StatusNotFound,
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"http://pouet/powpow": http.StatusOK,
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"http://pouet/toto": http.StatusNotFound,
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"http://plopi/a": http.StatusNotFound,
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},
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},
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{
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desc: "Rule without quote",
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rule: `Host(tchouk)`,
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expectedError: true,
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},
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{
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desc: "Rule case UPPER",
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rule: `(HOST("tchouk") && PATHPREFIX("/titi"))`,
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expected: map[string]int{
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"http://tchouk/titi": http.StatusOK,
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"http://tchouk/powpow": http.StatusNotFound,
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},
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},
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{
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desc: "Rule case lower",
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rule: `(host("tchouk") && pathprefix("/titi"))`,
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expected: map[string]int{
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"http://tchouk/titi": http.StatusOK,
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"http://tchouk/powpow": http.StatusNotFound,
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},
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},
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{
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desc: "Rule case CamelCase",
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rule: `(Host("tchouk") && PathPrefix("/titi"))`,
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expected: map[string]int{
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"http://tchouk/titi": http.StatusOK,
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"http://tchouk/powpow": http.StatusNotFound,
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},
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},
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{
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desc: "Rule case Title",
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rule: `(Host("tchouk") && Pathprefix("/titi"))`,
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expected: map[string]int{
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"http://tchouk/titi": http.StatusOK,
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"http://tchouk/powpow": http.StatusNotFound,
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},
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},
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{
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desc: "Rule Path with error",
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rule: `Path("titi")`,
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expectedError: true,
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},
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{
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desc: "Rule PathPrefix with error",
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rule: `PathPrefix("titi")`,
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expectedError: true,
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},
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{
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desc: "Rule HostRegexp with error",
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rule: `HostRegexp("{test")`,
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expectedError: true,
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},
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{
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desc: "Rule Headers with error",
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rule: `Headers("titi")`,
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expectedError: true,
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},
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{
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desc: "Rule HeadersRegexp with error",
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rule: `HeadersRegexp("titi")`,
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expectedError: true,
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},
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{
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desc: "Rule Query",
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rule: `Query("titi")`,
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expectedError: true,
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},
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{
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desc: "Rule Query with bad syntax",
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rule: `Query("titi={test")`,
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expectedError: true,
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},
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{
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desc: "Rule with Path without args",
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rule: `Host("tchouk") && Path()`,
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expectedError: true,
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},
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{
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desc: "Rule with an empty path",
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rule: `Host("tchouk") && Path("")`,
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expectedError: true,
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},
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{
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desc: "Rule with an empty path",
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rule: `Host("tchouk") && Path("", "/titi")`,
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expectedError: true,
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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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handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
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router, err := NewRouter()
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require.NoError(t, err)
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err = router.AddRoute(test.rule, 0, handler)
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if test.expectedError {
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require.Error(t, err)
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} else {
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require.NoError(t, err)
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// RequestDecorator is necessary for the host rule
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reqHost := requestdecorator.New(nil)
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results := make(map[string]int)
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for calledURL := range test.expected {
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w := httptest.NewRecorder()
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req := testhelpers.MustNewRequest(http.MethodGet, calledURL, nil)
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for key, value := range test.headers {
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req.Header.Set(key, value)
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}
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reqHost.ServeHTTP(w, req, router.ServeHTTP)
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results[calledURL] = w.Code
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}
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assert.Equal(t, test.expected, results)
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}
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})
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}
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}
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func Test_addRoutePriority(t *testing.T) {
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type Case struct {
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xFrom string
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rule string
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priority int
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}
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testCases := []struct {
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desc string
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path string
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cases []Case
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expected string
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}{
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{
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desc: "Higher priority on second rule",
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path: "/my",
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cases: []Case{
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{
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xFrom: "header1",
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rule: "PathPrefix(`/my`)",
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priority: 10,
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},
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{
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xFrom: "header2",
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rule: "PathPrefix(`/my`)",
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priority: 20,
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},
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},
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expected: "header2",
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},
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{
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desc: "Higher priority on first rule",
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path: "/my",
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cases: []Case{
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{
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xFrom: "header1",
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rule: "PathPrefix(`/my`)",
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priority: 20,
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},
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{
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xFrom: "header2",
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rule: "PathPrefix(`/my`)",
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priority: 10,
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},
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},
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expected: "header1",
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},
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{
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desc: "Higher priority on second rule with different rule",
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path: "/mypath",
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cases: []Case{
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{
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xFrom: "header1",
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rule: "PathPrefix(`/mypath`)",
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priority: 10,
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},
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{
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xFrom: "header2",
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rule: "PathPrefix(`/my`)",
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priority: 20,
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},
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},
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expected: "header2",
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},
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{
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desc: "Higher priority on longest rule (longest first)",
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path: "/mypath",
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cases: []Case{
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{
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xFrom: "header1",
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rule: "PathPrefix(`/mypath`)",
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},
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{
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xFrom: "header2",
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rule: "PathPrefix(`/my`)",
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},
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},
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expected: "header1",
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},
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{
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desc: "Higher priority on longest rule (longest second)",
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path: "/mypath",
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cases: []Case{
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{
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xFrom: "header1",
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rule: "PathPrefix(`/my`)",
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},
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{
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xFrom: "header2",
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rule: "PathPrefix(`/mypath`)",
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},
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},
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expected: "header2",
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},
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{
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desc: "Higher priority on longest rule (longest third)",
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path: "/mypath",
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cases: []Case{
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{
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xFrom: "header1",
|
|
rule: "PathPrefix(`/my`)",
|
|
},
|
|
{
|
|
xFrom: "header2",
|
|
rule: "PathPrefix(`/mypa`)",
|
|
},
|
|
{
|
|
xFrom: "header3",
|
|
rule: "PathPrefix(`/mypath`)",
|
|
},
|
|
},
|
|
expected: "header3",
|
|
},
|
|
}
|
|
|
|
for _, test := range testCases {
|
|
test := test
|
|
t.Run(test.desc, func(t *testing.T) {
|
|
t.Parallel()
|
|
router, err := NewRouter()
|
|
require.NoError(t, err)
|
|
|
|
for _, route := range test.cases {
|
|
route := route
|
|
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
w.Header().Set("X-From", route.xFrom)
|
|
})
|
|
|
|
err := router.AddRoute(route.rule, route.priority, handler)
|
|
require.NoError(t, err, route.rule)
|
|
}
|
|
|
|
router.SortRoutes()
|
|
|
|
w := httptest.NewRecorder()
|
|
req := testhelpers.MustNewRequest(http.MethodGet, test.path, nil)
|
|
|
|
router.ServeHTTP(w, req)
|
|
|
|
assert.Equal(t, test.expected, w.Header().Get("X-From"))
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestHostRegexp(t *testing.T) {
|
|
testCases := []struct {
|
|
desc string
|
|
hostExp string
|
|
urls map[string]bool
|
|
}{
|
|
{
|
|
desc: "capturing group",
|
|
hostExp: "{subdomain:(foo\\.)?bar\\.com}",
|
|
urls: map[string]bool{
|
|
"http://foo.bar.com": true,
|
|
"http://bar.com": true,
|
|
"http://fooubar.com": false,
|
|
"http://barucom": false,
|
|
"http://barcom": false,
|
|
},
|
|
},
|
|
{
|
|
desc: "non capturing group",
|
|
hostExp: "{subdomain:(?:foo\\.)?bar\\.com}",
|
|
urls: map[string]bool{
|
|
"http://foo.bar.com": true,
|
|
"http://bar.com": true,
|
|
"http://fooubar.com": false,
|
|
"http://barucom": false,
|
|
"http://barcom": false,
|
|
},
|
|
},
|
|
{
|
|
desc: "regex insensitive",
|
|
hostExp: "{dummy:[A-Za-z-]+\\.bar\\.com}",
|
|
urls: map[string]bool{
|
|
"http://FOO.bar.com": true,
|
|
"http://foo.bar.com": true,
|
|
"http://fooubar.com": false,
|
|
"http://barucom": false,
|
|
"http://barcom": false,
|
|
},
|
|
},
|
|
{
|
|
desc: "insensitive host",
|
|
hostExp: "{dummy:[a-z-]+\\.bar\\.com}",
|
|
urls: map[string]bool{
|
|
"http://FOO.bar.com": true,
|
|
"http://foo.bar.com": true,
|
|
"http://fooubar.com": false,
|
|
"http://barucom": false,
|
|
"http://barcom": false,
|
|
},
|
|
},
|
|
{
|
|
desc: "insensitive host simple",
|
|
hostExp: "foo.bar.com",
|
|
urls: map[string]bool{
|
|
"http://FOO.bar.com": true,
|
|
"http://foo.bar.com": true,
|
|
"http://fooubar.com": false,
|
|
"http://barucom": false,
|
|
"http://barcom": false,
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, test := range testCases {
|
|
test := test
|
|
t.Run(test.desc, func(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
rt := &mux.Route{}
|
|
err := hostRegexp(rt, test.hostExp)
|
|
require.NoError(t, err)
|
|
|
|
for testURL, match := range test.urls {
|
|
req := testhelpers.MustNewRequest(http.MethodGet, testURL, nil)
|
|
assert.Equal(t, match, rt.Match(req, &mux.RouteMatch{}), testURL)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestParseDomains(t *testing.T) {
|
|
testCases := []struct {
|
|
description string
|
|
expression string
|
|
domain []string
|
|
errorExpected bool
|
|
}{
|
|
{
|
|
description: "Many host rules",
|
|
expression: "Host(`foo.bar`,`test.bar`)",
|
|
domain: []string{"foo.bar", "test.bar"},
|
|
errorExpected: false,
|
|
},
|
|
{
|
|
description: "Many host rules upper",
|
|
expression: "HOST(`foo.bar`,`test.bar`)",
|
|
domain: []string{"foo.bar", "test.bar"},
|
|
errorExpected: false,
|
|
},
|
|
{
|
|
description: "Many host rules lower",
|
|
expression: "host(`foo.bar`,`test.bar`)",
|
|
domain: []string{"foo.bar", "test.bar"},
|
|
errorExpected: false,
|
|
},
|
|
{
|
|
description: "No host rule",
|
|
expression: "Path(`/test`)",
|
|
errorExpected: false,
|
|
},
|
|
{
|
|
description: "Host rule and another rule",
|
|
expression: "Host(`foo.bar`) && Path(`/test`)",
|
|
domain: []string{"foo.bar"},
|
|
errorExpected: false,
|
|
},
|
|
{
|
|
description: "Host rule to trim and another rule",
|
|
expression: "Host(`Foo.Bar`) && Path(`/test`)",
|
|
domain: []string{"foo.bar"},
|
|
errorExpected: false,
|
|
},
|
|
{
|
|
description: "Host rule with no domain",
|
|
expression: "Host() && Path(`/test`)",
|
|
errorExpected: false,
|
|
},
|
|
}
|
|
|
|
for _, test := range testCases {
|
|
test := test
|
|
t.Run(test.expression, func(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
domains, err := ParseDomains(test.expression)
|
|
|
|
if test.errorExpected {
|
|
require.Errorf(t, err, "unable to parse correctly the domains in the Host rule from %q", test.expression)
|
|
} else {
|
|
require.NoError(t, err, "%s: Error while parsing domain.", test.expression)
|
|
}
|
|
|
|
assert.EqualValues(t, test.domain, domains, "%s: Error parsing domains from expression.", test.expression)
|
|
})
|
|
}
|
|
}
|