traefik/pkg/muxer/http/matcher_v2_test.go

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2024-01-23 10:34:05 +00:00
package http
import (
"net/http"
"net/http/httptest"
"strings"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/traefik/traefik/v3/pkg/middlewares/requestdecorator"
"github.com/traefik/traefik/v3/pkg/testhelpers"
)
func TestClientIPV2Matcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid ClientIP matcher",
rule: "ClientIP(`1`)",
expectedError: true,
},
{
desc: "invalid ClientIP matcher (no parameter)",
rule: "ClientIP()",
expectedError: true,
},
{
desc: "invalid ClientIP matcher (empty parameter)",
rule: "ClientIP(``)",
expectedError: true,
},
{
desc: "valid ClientIP matcher (many parameters)",
rule: "ClientIP(`127.0.0.1`, `192.168.1.0/24`)",
expected: map[string]int{
"127.0.0.1": http.StatusOK,
"192.168.1.1": http.StatusOK,
},
},
{
desc: "valid ClientIP matcher",
rule: "ClientIP(`127.0.0.1`)",
expected: map[string]int{
"127.0.0.1": http.StatusOK,
"192.168.1.1": http.StatusNotFound,
},
},
{
desc: "valid ClientIP matcher but invalid remote address",
rule: "ClientIP(`127.0.0.1`)",
expected: map[string]int{
"1": http.StatusNotFound,
},
},
{
desc: "valid ClientIP matcher using CIDR",
rule: "ClientIP(`192.168.1.0/24`)",
expected: map[string]int{
"192.168.1.1": http.StatusOK,
"192.168.1.100": http.StatusOK,
"192.168.2.1": http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.rule, "v2", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for remoteAddr := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, "https://example.com", http.NoBody)
req.RemoteAddr = remoteAddr
muxer.ServeHTTP(w, req)
results[remoteAddr] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestMethodV2Matcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid Method matcher (no parameter)",
rule: "Method()",
expectedError: true,
},
{
desc: "invalid Method matcher (empty parameter)",
rule: "Method(``)",
expectedError: true,
},
{
desc: "valid Method matcher (many parameters)",
rule: "Method(`GET`, `POST`)",
expected: map[string]int{
http.MethodGet: http.StatusOK,
http.MethodPost: http.StatusOK,
},
},
{
desc: "valid Method matcher",
rule: "Method(`GET`)",
expected: map[string]int{
http.MethodGet: http.StatusOK,
http.MethodPost: http.StatusNotFound,
strings.ToLower(http.MethodGet): http.StatusNotFound,
},
},
{
desc: "valid Method matcher (lower case)",
rule: "Method(`get`)",
expected: map[string]int{
http.MethodGet: http.StatusOK,
http.MethodPost: http.StatusNotFound,
strings.ToLower(http.MethodGet): http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.rule, "v2", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for method := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(method, "https://example.com", http.NoBody)
muxer.ServeHTTP(w, req)
results[method] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestHostV2Matcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid Host matcher (no parameter)",
rule: "Host()",
expectedError: true,
},
{
desc: "invalid Host matcher (empty parameter)",
rule: "Host(``)",
expectedError: true,
},
{
desc: "invalid Host matcher (non-ASCII)",
rule: "Host(`🦭.com`)",
expectedError: true,
},
{
desc: "valid Host matcher (many parameters)",
rule: "Host(`example.com`, `example.org`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com:8080": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://EXAMPLE.COM/path": http.StatusOK,
"https://example.org": http.StatusOK,
"https://example.org/path": http.StatusOK,
},
},
{
desc: "valid Host matcher",
rule: "Host(`example.com`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com:8080": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://EXAMPLE.COM/path": http.StatusOK,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
{
desc: "valid Host matcher - matcher ending with a dot",
rule: "Host(`example.com.`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
"https://example.com.": http.StatusOK,
"https://example.com./path": http.StatusOK,
"https://example.org.": http.StatusNotFound,
"https://example.org./path": http.StatusNotFound,
},
},
{
desc: "valid Host matcher - URL ending with a dot",
rule: "Host(`example.com`)",
expected: map[string]int{
"https://example.com.": http.StatusOK,
"https://example.com./path": http.StatusOK,
"https://example.org.": http.StatusNotFound,
"https://example.org./path": http.StatusNotFound,
},
},
{
desc: "valid Host matcher - matcher with UPPER case",
rule: "Host(`EXAMPLE.COM`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
{
desc: "valid Host matcher - puny-coded emoji",
rule: "Host(`xn--9t9h.com`)",
expected: map[string]int{
"https://xn--9t9h.com": http.StatusOK,
"https://xn--9t9h.com/path": http.StatusOK,
"https://example.com": http.StatusNotFound,
"https://example.com/path": http.StatusNotFound,
// The request's sender must use puny-code.
"https://🦭.com": http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.rule, "v2", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
// RequestDecorator is necessary for the Host matcher
reqHost := requestdecorator.New(nil)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
reqHost.ServeHTTP(w, req, muxer.ServeHTTP)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestHostRegexpV2Matcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid HostRegexp matcher (no parameter)",
rule: "HostRegexp()",
expectedError: true,
},
{
desc: "invalid HostRegexp matcher (empty parameter)",
rule: "HostRegexp(``)",
expectedError: true,
},
{
desc: "invalid HostRegexp matcher (non-ASCII)",
rule: "HostRegexp(`🦭.com`)",
expectedError: true,
},
{
desc: "valid HostRegexp matcher (invalid regexp)",
rule: "HostRegexp(`(example.com`)",
// This is weird.
expectedError: false,
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com:8080": http.StatusNotFound,
"https://example.com/path": http.StatusNotFound,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
{
desc: "valid HostRegexp matcher (many parameters)",
rule: "HostRegexp(`example.com`, `example.org`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com:8080": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://example.org": http.StatusOK,
"https://example.org/path": http.StatusOK,
},
},
{
desc: "valid HostRegexp matcher with case sensitive regexp",
rule: "HostRegexp(`^[A-Z]+\\.com$`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://EXAMPLE.com": http.StatusNotFound,
"https://example.com/path": http.StatusNotFound,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
{
desc: "valid HostRegexp matcher with Traefik v2 syntax",
rule: "HostRegexp(`{domain:[a-zA-Z-]+\\.com}`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.rule, "v2", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
// RequestDecorator is necessary for the HostRegexp matcher
reqHost := requestdecorator.New(nil)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
reqHost.ServeHTTP(w, req, muxer.ServeHTTP)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestPathV2Matcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid Path matcher (no parameter)",
rule: "Path()",
expectedError: true,
},
{
desc: "invalid Path matcher (empty parameter)",
rule: "Path(``)",
expectedError: true,
},
{
desc: "invalid Path matcher (no leading /)",
rule: "Path(`css`)",
expectedError: true,
},
{
desc: "valid Path matcher (many parameters)",
rule: "Path(`/css`, `/js`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/html": http.StatusNotFound,
"https://example.org/css": http.StatusOK,
"https://example.com/css": http.StatusOK,
"https://example.com/css/": http.StatusNotFound,
"https://example.com/css/main.css": http.StatusNotFound,
"https://example.com/js": http.StatusOK,
"https://example.com/js/main.js": http.StatusNotFound,
},
},
{
desc: "valid Path matcher",
rule: "Path(`/css`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/html": http.StatusNotFound,
"https://example.org/css": http.StatusOK,
"https://example.com/css": http.StatusOK,
"https://example.com/css/": http.StatusNotFound,
"https://example.com/css/main.css": http.StatusNotFound,
},
},
{
desc: "valid Path matcher with regexp",
rule: "Path(`/css{path:(/.*)?}`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/css/main.css": http.StatusOK,
"https://example.org/css/main.css": http.StatusOK,
"https://example.com/css/components/component.css": http.StatusOK,
"https://example.com/css.css": http.StatusNotFound,
"https://example.com/js/main.js": http.StatusNotFound,
},
},
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}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.rule, "v2", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
muxer.ServeHTTP(w, req)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestPathPrefixV2Matcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid PathPrefix matcher (no parameter)",
rule: "PathPrefix()",
expectedError: true,
},
{
desc: "invalid PathPrefix matcher (empty parameter)",
rule: "PathPrefix(``)",
expectedError: true,
},
{
desc: "invalid PathPrefix matcher (no leading /)",
rule: "PathPrefix(`css`)",
expectedError: true,
},
{
desc: "valid PathPrefix matcher (many parameters)",
rule: "PathPrefix(`/css`, `/js`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/html": http.StatusNotFound,
"https://example.org/css": http.StatusOK,
"https://example.com/css": http.StatusOK,
"https://example.com/css/": http.StatusOK,
"https://example.com/css/main.css": http.StatusOK,
"https://example.com/js/": http.StatusOK,
"https://example.com/js/main.js": http.StatusOK,
},
},
{
desc: "valid PathPrefix matcher",
rule: `PathPrefix("/css")`,
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/html": http.StatusNotFound,
"https://example.org/css": http.StatusOK,
"https://example.com/css": http.StatusOK,
"https://example.com/css/": http.StatusOK,
"https://example.com/css/main.css": http.StatusOK,
},
},
{
desc: "valid PathPrefix matcher with regexp",
rule: "PathPrefix(`/css-{name:[0-9]?}`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/css-1/main.css": http.StatusOK,
"https://example.org/css-222/main.css": http.StatusOK,
"https://example.com/css-333333/components/component.css": http.StatusOK,
"https://example.com/css.css": http.StatusNotFound,
"https://example.com/js/main.js": http.StatusNotFound,
},
},
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}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.rule, "v2", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
muxer.ServeHTTP(w, req)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestHeadersMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[*http.Header]int
expectedError bool
}{
{
desc: "invalid Header matcher (no parameter)",
rule: "Headers()",
expectedError: true,
},
{
desc: "invalid Header matcher (missing value parameter)",
rule: "Headers(`X-Forwarded-Host`)",
expectedError: true,
},
{
desc: "invalid Header matcher (missing value parameter)",
rule: "Headers(`X-Forwarded-Host`, ``)",
expectedError: true,
},
{
desc: "invalid Header matcher (missing key parameter)",
rule: "Headers(``, `example.com`)",
expectedError: true,
},
{
desc: "invalid Header matcher (too many parameters)",
rule: "Headers(`X-Forwarded-Host`, `example.com`, `example.org`)",
expectedError: true,
},
{
desc: "valid Header matcher",
rule: "Headers(`X-Forwarded-Proto`, `https`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"https"}}: http.StatusOK,
{"x-forwarded-proto": []string{"https"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"http", "https"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"https", "http"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
{
desc: "valid Header matcher (non-canonical form)",
rule: "Headers(`x-forwarded-proto`, `https`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"https"}}: http.StatusOK,
{"x-forwarded-proto": []string{"https"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"http", "https"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"https", "http"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.rule, "v2", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
for headers := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, "https://example.com", http.NoBody)
req.Header = *headers
muxer.ServeHTTP(w, req)
assert.Equal(t, test.expected[headers], w.Code, headers)
}
})
}
}
func TestHeaderRegexpV2Matcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[*http.Header]int
expectedError bool
}{
{
desc: "invalid HeaderRegexp matcher (no parameter)",
rule: "HeaderRegexp()",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (missing value parameter)",
rule: "HeadersRegexp(`X-Forwarded-Host`)",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (missing value parameter)",
rule: "HeadersRegexp(`X-Forwarded-Host`, ``)",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (missing key parameter)",
rule: "HeadersRegexp(``, `example.com`)",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (invalid regexp)",
rule: "HeadersRegexp(`X-Forwarded-Host`,`(example.com`)",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (too many parameters)",
rule: "HeadersRegexp(`X-Forwarded-Host`, `example.com`, `example.org`)",
expectedError: true,
},
{
desc: "valid HeaderRegexp matcher",
rule: "HeadersRegexp(`X-Forwarded-Proto`, `^https?$`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"http"}}: http.StatusOK,
{"x-forwarded-proto": []string{"http"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"https"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"HTTPS"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"ws", "https"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
{
desc: "valid HeaderRegexp matcher (non-canonical form)",
rule: "HeadersRegexp(`x-forwarded-proto`, `^https?$`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"http"}}: http.StatusOK,
{"x-forwarded-proto": []string{"http"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"https"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"HTTPS"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"ws", "https"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
{
desc: "valid HeaderRegexp matcher with Traefik v2 syntax",
rule: "HeadersRegexp(`X-Forwarded-Proto`, `http{secure:s?}`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"http"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"https"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"http{secure:}"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"HTTP{secure:}"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"http{secure:s}"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"http{secure:S}"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"HTTPS"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"ws", "http{secure:s}"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.rule, "v2", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
for headers := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, "https://example.com", http.NoBody)
req.Header = *headers
muxer.ServeHTTP(w, req)
assert.Equal(t, test.expected[headers], w.Code, *headers)
}
})
}
}
func TestHostRegexp(t *testing.T) {
testCases := []struct {
desc string
hostExp string
urls map[string]int
}{
{
desc: "capturing group",
hostExp: "HostRegexp(`{subdomain:(foo\\.)?bar\\.com}`)",
urls: map[string]int{
"http://foo.bar.com": http.StatusOK,
"http://bar.com": http.StatusOK,
"http://fooubar.com": http.StatusNotFound,
"http://barucom": http.StatusNotFound,
"http://barcom": http.StatusNotFound,
},
},
{
desc: "non capturing group",
hostExp: "HostRegexp(`{subdomain:(?:foo\\.)?bar\\.com}`)",
urls: map[string]int{
"http://foo.bar.com": http.StatusOK,
"http://bar.com": http.StatusOK,
"http://fooubar.com": http.StatusNotFound,
"http://barucom": http.StatusNotFound,
"http://barcom": http.StatusNotFound,
},
},
{
desc: "regex insensitive",
hostExp: "HostRegexp(`{dummy:[A-Za-z-]+\\.bar\\.com}`)",
urls: map[string]int{
"http://FOO.bar.com": http.StatusOK,
"http://foo.bar.com": http.StatusOK,
"http://fooubar.com": http.StatusNotFound,
"http://barucom": http.StatusNotFound,
"http://barcom": http.StatusNotFound,
},
},
{
desc: "insensitive host",
hostExp: "HostRegexp(`{dummy:[a-z-]+\\.bar\\.com}`)",
urls: map[string]int{
"http://FOO.bar.com": http.StatusOK,
"http://foo.bar.com": http.StatusOK,
"http://fooubar.com": http.StatusNotFound,
"http://barucom": http.StatusNotFound,
"http://barcom": http.StatusNotFound,
},
},
{
desc: "insensitive host simple",
hostExp: "HostRegexp(`foo.bar.com`)",
urls: map[string]int{
"http://FOO.bar.com": http.StatusOK,
"http://foo.bar.com": http.StatusOK,
"http://fooubar.com": http.StatusNotFound,
"http://barucom": http.StatusNotFound,
"http://barcom": http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.hostExp, "v2", 0, handler)
require.NoError(t, err)
results := make(map[string]int)
for calledURL := range test.urls {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
muxer.ServeHTTP(w, req)
results[calledURL] = w.Code
}
assert.Equal(t, test.urls, results)
})
}
}
// This test is a copy from the v2 branch mux_test.go file.
func Test_addRoute(t *testing.T) {
testCases := []struct {
desc string
rule string
headers map[string]string
remoteAddr string
expected map[string]int
expectedError bool
}{
{
desc: "no tree",
expectedError: true,
},
{
desc: "Rule with no matcher",
rule: "rulewithnotmatcher",
expectedError: true,
},
{
desc: "Host empty",
rule: "Host(``)",
expectedError: true,
},
{
desc: "PathPrefix empty",
rule: "PathPrefix(``)",
expectedError: true,
},
{
desc: "PathPrefix",
rule: "PathPrefix(`/foo`)",
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "wrong PathPrefix",
rule: "PathPrefix(`/bar`)",
expected: map[string]int{
"http://localhost/foo": http.StatusNotFound,
},
},
{
desc: "Host",
rule: "Host(`localhost`)",
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "Host IPv4",
rule: "Host(`127.0.0.1`)",
expected: map[string]int{
"http://127.0.0.1/foo": http.StatusOK,
},
},
{
desc: "Host IPv6",
rule: "Host(`10::10`)",
expected: map[string]int{
"http://10::10/foo": http.StatusOK,
},
},
{
desc: "Non-ASCII Host",
rule: "Host(`locàlhost`)",
expectedError: true,
},
{
desc: "Non-ASCII HostRegexp",
rule: "HostRegexp(`locàlhost`)",
expectedError: true,
},
{
desc: "HostHeader equivalent to Host",
rule: "HostHeader(`localhost`)",
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
"http://bar/foo": http.StatusNotFound,
},
},
{
desc: "Host with trailing period in rule",
rule: "Host(`localhost.`)",
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "Host with trailing period in domain",
rule: "Host(`localhost`)",
expected: map[string]int{
"http://localhost./foo": http.StatusOK,
},
},
{
desc: "Host with trailing period in domain and rule",
rule: "Host(`localhost.`)",
expected: map[string]int{
"http://localhost./foo": http.StatusOK,
},
},
{
desc: "wrong Host",
rule: "Host(`nope`)",
expected: map[string]int{
"http://localhost/foo": http.StatusNotFound,
},
},
{
desc: "Host and PathPrefix",
rule: "Host(`localhost`) && PathPrefix(`/foo`)",
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "Host and PathPrefix wrong PathPrefix",
rule: "Host(`localhost`) && PathPrefix(`/bar`)",
expected: map[string]int{
"http://localhost/foo": http.StatusNotFound,
},
},
{
desc: "Host and PathPrefix wrong Host",
rule: "Host(`nope`) && PathPrefix(`/foo`)",
expected: map[string]int{
"http://localhost/foo": http.StatusNotFound,
},
},
{
desc: "Host and PathPrefix Host OR, first host",
rule: "Host(`nope`,`localhost`) && PathPrefix(`/foo`)",
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "Host and PathPrefix Host OR, second host",
rule: "Host(`nope`,`localhost`) && PathPrefix(`/foo`)",
expected: map[string]int{
"http://nope/foo": http.StatusOK,
},
},
{
desc: "Host and PathPrefix Host OR, first host and wrong PathPrefix",
rule: "Host(`nope,localhost`) && PathPrefix(`/bar`)",
expected: map[string]int{
"http://localhost/foo": http.StatusNotFound,
},
},
{
desc: "HostRegexp with capturing group",
rule: "HostRegexp(`{subdomain:(foo\\.)?bar\\.com}`)",
expected: map[string]int{
"http://foo.bar.com": http.StatusOK,
"http://bar.com": http.StatusOK,
"http://fooubar.com": http.StatusNotFound,
"http://barucom": http.StatusNotFound,
"http://barcom": http.StatusNotFound,
},
},
{
desc: "HostRegexp with non capturing group",
rule: "HostRegexp(`{subdomain:(?:foo\\.)?bar\\.com}`)",
expected: map[string]int{
"http://foo.bar.com": http.StatusOK,
"http://bar.com": http.StatusOK,
"http://fooubar.com": http.StatusNotFound,
"http://barucom": http.StatusNotFound,
"http://barcom": http.StatusNotFound,
},
},
{
desc: "Methods with GET",
rule: "Method(`GET`)",
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "Methods with GET and POST",
rule: "Method(`GET`,`POST`)",
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "Methods with POST",
rule: "Method(`POST`)",
expected: map[string]int{
// On v2 this test expect a http.StatusMethodNotAllowed status code.
// This was due to a custom behavior of mux https://github.com/containous/mux/blob/b2dd784e613f218225150a5e8b5742c5733bc1b6/mux.go#L130-L132.
// Unfortunately, this behavior cannot be ported easily due to the matcher func signature.
"http://localhost/foo": http.StatusNotFound,
},
},
{
desc: "Header with matching header",
rule: "Headers(`Content-Type`,`application/json`)",
headers: map[string]string{
"Content-Type": "application/json",
},
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "Header without matching header",
rule: "Headers(`Content-Type`,`application/foo`)",
headers: map[string]string{
"Content-Type": "application/json",
},
expected: map[string]int{
"http://localhost/foo": http.StatusNotFound,
},
},
{
desc: "HeaderRegExp with matching header",
rule: "HeadersRegexp(`Content-Type`, `application/(text|json)`)",
headers: map[string]string{
"Content-Type": "application/json",
},
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "HeaderRegExp without matching header",
rule: "HeadersRegexp(`Content-Type`, `application/(text|json)`)",
headers: map[string]string{
"Content-Type": "application/foo",
},
expected: map[string]int{
"http://localhost/foo": http.StatusNotFound,
},
},
{
desc: "HeaderRegExp with matching second header",
rule: "HeadersRegexp(`Content-Type`, `application/(text|json)`)",
headers: map[string]string{
"Content-Type": "application/text",
},
expected: map[string]int{
"http://localhost/foo": http.StatusOK,
},
},
{
desc: "Query with multiple params",
rule: "Query(`foo=bar`, `bar=baz`)",
expected: map[string]int{
"http://localhost/foo?foo=bar&bar=baz": http.StatusOK,
"http://localhost/foo?bar=baz": http.StatusNotFound,
},
},
{
desc: "Query with multiple equals",
rule: "Query(`foo=b=ar`)",
expected: map[string]int{
"http://localhost/foo?foo=b=ar": http.StatusOK,
"http://localhost/foo?foo=bar": http.StatusNotFound,
},
},
{
desc: "Rule with simple path",
rule: `Path("/a")`,
expected: map[string]int{
"http://plop/a": http.StatusOK,
},
},
{
desc: `Rule with a simple host`,
rule: `Host("plop")`,
expected: map[string]int{
"http://plop": http.StatusOK,
},
},
{
desc: "Rule with Path AND Host",
rule: `Path("/a") && Host("plop")`,
expected: map[string]int{
"http://plop/a": http.StatusOK,
"http://plopi/a": http.StatusNotFound,
},
},
{
desc: "Rule with Host OR Host",
rule: `Host("tchouk") || Host("pouet")`,
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
"http://pouet/a": http.StatusOK,
"http://plopi/a": http.StatusNotFound,
},
},
{
desc: "Rule with host OR (host AND path)",
rule: `Host("tchouk") || (Host("pouet") && Path("/powpow"))`,
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
"http://tchouk/powpow": http.StatusOK,
"http://pouet/powpow": http.StatusOK,
"http://pouet/toto": http.StatusNotFound,
"http://plopi/a": http.StatusNotFound,
},
},
{
desc: "Rule with host OR host AND path",
rule: `Host("tchouk") || Host("pouet") && Path("/powpow")`,
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
"http://tchouk/powpow": http.StatusOK,
"http://pouet/powpow": http.StatusOK,
"http://pouet/toto": http.StatusNotFound,
"http://plopi/a": http.StatusNotFound,
},
},
{
desc: "Rule with (host OR host) AND path",
rule: `(Host("tchouk") || Host("pouet")) && Path("/powpow")`,
expected: map[string]int{
"http://tchouk/toto": http.StatusNotFound,
"http://tchouk/powpow": http.StatusOK,
"http://pouet/powpow": http.StatusOK,
"http://pouet/toto": http.StatusNotFound,
"http://plopi/a": http.StatusNotFound,
},
},
{
desc: "Rule with multiple host AND path",
rule: `(Host("tchouk","pouet")) && Path("/powpow")`,
expected: map[string]int{
"http://tchouk/toto": http.StatusNotFound,
"http://tchouk/powpow": http.StatusOK,
"http://pouet/powpow": http.StatusOK,
"http://pouet/toto": http.StatusNotFound,
"http://plopi/a": http.StatusNotFound,
},
},
{
desc: "Rule with multiple host AND multiple path",
rule: `Host("tchouk","pouet") && Path("/powpow", "/titi")`,
expected: map[string]int{
"http://tchouk/toto": http.StatusNotFound,
"http://tchouk/powpow": http.StatusOK,
"http://pouet/powpow": http.StatusOK,
"http://tchouk/titi": http.StatusOK,
"http://pouet/titi": http.StatusOK,
"http://pouet/toto": http.StatusNotFound,
"http://plopi/a": http.StatusNotFound,
},
},
{
desc: "Rule with (host AND path) OR (host AND path)",
rule: `(Host("tchouk") && Path("/titi")) || ((Host("pouet")) && Path("/powpow"))`,
expected: map[string]int{
"http://tchouk/titi": http.StatusOK,
"http://tchouk/powpow": http.StatusNotFound,
"http://pouet/powpow": http.StatusOK,
"http://pouet/toto": http.StatusNotFound,
"http://plopi/a": http.StatusNotFound,
},
},
{
desc: "Rule without quote",
rule: `Host(tchouk)`,
expectedError: true,
},
{
desc: "Rule case UPPER",
rule: `(HOST("tchouk") && PATHPREFIX("/titi"))`,
expected: map[string]int{
"http://tchouk/titi": http.StatusOK,
"http://tchouk/powpow": http.StatusNotFound,
},
},
{
desc: "Rule case lower",
rule: `(host("tchouk") && pathprefix("/titi"))`,
expected: map[string]int{
"http://tchouk/titi": http.StatusOK,
"http://tchouk/powpow": http.StatusNotFound,
},
},
{
desc: "Rule case CamelCase",
rule: `(Host("tchouk") && PathPrefix("/titi"))`,
expected: map[string]int{
"http://tchouk/titi": http.StatusOK,
"http://tchouk/powpow": http.StatusNotFound,
},
},
{
desc: "Rule case Title",
rule: `(Host("tchouk") && Pathprefix("/titi"))`,
expected: map[string]int{
"http://tchouk/titi": http.StatusOK,
"http://tchouk/powpow": http.StatusNotFound,
},
},
{
desc: "Rule Path with error",
rule: `Path("titi")`,
expectedError: true,
},
{
desc: "Rule PathPrefix with error",
rule: `PathPrefix("titi")`,
expectedError: true,
},
{
desc: "Rule HostRegexp with error",
rule: `HostRegexp("{test")`,
expectedError: true,
},
{
desc: "Rule Headers with error",
rule: `Headers("titi")`,
expectedError: true,
},
{
desc: "Rule HeadersRegexp with error",
rule: `HeadersRegexp("titi")`,
expectedError: true,
},
{
desc: "Rule Query",
rule: `Query("titi")`,
expectedError: true,
},
{
desc: "Rule Query with bad syntax",
rule: `Query("titi={test")`,
expectedError: true,
},
{
desc: "Rule with Path without args",
rule: `Host("tchouk") && Path()`,
expectedError: true,
},
{
desc: "Rule with an empty path",
rule: `Host("tchouk") && Path("")`,
expectedError: true,
},
{
desc: "Rule with an empty path",
rule: `Host("tchouk") && Path("", "/titi")`,
expectedError: true,
},
{
desc: "Rule with not",
rule: `!Host("tchouk")`,
expected: map[string]int{
"http://tchouk/titi": http.StatusNotFound,
"http://test/powpow": http.StatusOK,
},
},
{
desc: "Rule with not on Path",
rule: `!Path("/titi")`,
expected: map[string]int{
"http://tchouk/titi": http.StatusNotFound,
"http://tchouk/powpow": http.StatusOK,
},
},
{
desc: "Rule with not on multiple route with or",
rule: `!(Host("tchouk") || Host("toto"))`,
expected: map[string]int{
"http://tchouk/titi": http.StatusNotFound,
"http://toto/powpow": http.StatusNotFound,
"http://test/powpow": http.StatusOK,
},
},
{
desc: "Rule with not on multiple route with and",
rule: `!(Host("tchouk") && Path("/titi"))`,
expected: map[string]int{
"http://tchouk/titi": http.StatusNotFound,
"http://tchouk/toto": http.StatusOK,
"http://test/titi": http.StatusOK,
},
},
{
desc: "Rule with not on multiple route with and another not",
rule: `!(Host("tchouk") && !Path("/titi"))`,
expected: map[string]int{
"http://tchouk/titi": http.StatusOK,
"http://toto/titi": http.StatusOK,
"http://tchouk/toto": http.StatusNotFound,
},
},
{
desc: "Rule with not on two rule",
rule: `!Host("tchouk") || !Path("/titi")`,
expected: map[string]int{
"http://tchouk/titi": http.StatusNotFound,
"http://tchouk/toto": http.StatusOK,
"http://test/titi": http.StatusOK,
},
},
{
desc: "Rule case with double not",
rule: `!(!(Host("tchouk") && Pathprefix("/titi")))`,
expected: map[string]int{
"http://tchouk/titi": http.StatusOK,
"http://tchouk/powpow": http.StatusNotFound,
"http://test/titi": http.StatusNotFound,
},
},
{
desc: "Rule case with not domain",
rule: `!Host("tchouk") && Pathprefix("/titi")`,
expected: map[string]int{
"http://tchouk/titi": http.StatusNotFound,
"http://tchouk/powpow": http.StatusNotFound,
"http://toto/powpow": http.StatusNotFound,
"http://toto/titi": http.StatusOK,
},
},
{
desc: "Rule with multiple host AND multiple path AND not",
rule: `!(Host("tchouk","pouet") && Path("/powpow", "/titi"))`,
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
"http://tchouk/powpow": http.StatusNotFound,
"http://pouet/powpow": http.StatusNotFound,
"http://tchouk/titi": http.StatusNotFound,
"http://pouet/titi": http.StatusNotFound,
"http://pouet/toto": http.StatusOK,
"http://plopi/a": http.StatusOK,
},
},
{
desc: "ClientIP empty",
rule: "ClientIP(``)",
expectedError: true,
},
{
desc: "Invalid ClientIP",
rule: "ClientIP(`invalid`)",
expectedError: true,
},
{
desc: "Non matching ClientIP",
rule: "ClientIP(`10.10.1.1`)",
remoteAddr: "10.0.0.0",
expected: map[string]int{
"http://tchouk/toto": http.StatusNotFound,
},
},
{
desc: "Non matching IPv6",
rule: "ClientIP(`10::10`)",
remoteAddr: "::1",
expected: map[string]int{
"http://tchouk/toto": http.StatusNotFound,
},
},
{
desc: "Matching IP",
rule: "ClientIP(`10.0.0.0`)",
remoteAddr: "10.0.0.0:8456",
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
},
},
{
desc: "Matching IPv6",
rule: "ClientIP(`10::10`)",
remoteAddr: "10::10",
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
},
},
{
desc: "Matching IP among several IP",
rule: "ClientIP(`10.0.0.1`, `10.0.0.0`)",
remoteAddr: "10.0.0.0",
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
},
},
{
desc: "Non Matching IP with CIDR",
rule: "ClientIP(`11.0.0.0/24`)",
remoteAddr: "10.0.0.0",
expected: map[string]int{
"http://tchouk/toto": http.StatusNotFound,
},
},
{
desc: "Non Matching IPv6 with CIDR",
rule: "ClientIP(`11::/16`)",
remoteAddr: "10::",
expected: map[string]int{
"http://tchouk/toto": http.StatusNotFound,
},
},
{
desc: "Matching IP with CIDR",
rule: "ClientIP(`10.0.0.0/16`)",
remoteAddr: "10.0.0.0",
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
},
},
{
desc: "Matching IPv6 with CIDR",
rule: "ClientIP(`10::/16`)",
remoteAddr: "10::10",
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
},
},
{
desc: "Matching IP among several CIDR",
rule: "ClientIP(`11.0.0.0/16`, `10.0.0.0/16`)",
remoteAddr: "10.0.0.0",
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
},
},
{
desc: "Matching IP among non matching CIDR and matching IP",
rule: "ClientIP(`11.0.0.0/16`, `10.0.0.0`)",
remoteAddr: "10.0.0.0",
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
},
},
{
desc: "Matching IP among matching CIDR and non matching IP",
rule: "ClientIP(`11.0.0.0`, `10.0.0.0/16`)",
remoteAddr: "10.0.0.0",
expected: map[string]int{
"http://tchouk/toto": http.StatusOK,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
err = muxer.AddRoute(test.rule, "v2", 0, handler)
if test.expectedError {
require.Error(t, err)
} else {
require.NoError(t, err)
// RequestDecorator is necessary for the hostV2 rule
reqHost := requestdecorator.New(nil)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := testhelpers.MustNewRequest(http.MethodGet, calledURL, nil)
// Useful for the ClientIP matcher
req.RemoteAddr = test.remoteAddr
for key, value := range test.headers {
req.Header.Set(key, value)
}
reqHost.ServeHTTP(w, req, muxer.ServeHTTP)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
}
})
}
}