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							157 lines
						
					
					
						
							4.0 KiB
						
					
					
				| // Copyright 2015 Matthew Holt and The Caddy Authors | |
| // | |
| // Licensed under the Apache License, Version 2.0 (the "License"); | |
| // you may not use this file except in compliance with the License. | |
| // You may obtain a copy of the License at | |
| // | |
| //     http://www.apache.org/licenses/LICENSE-2.0 | |
| // | |
| // Unless required by applicable law or agreed to in writing, software | |
| // distributed under the License is distributed on an "AS IS" BASIS, | |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| // See the License for the specific language governing permissions and | |
| // limitations under the License. | |
|  | |
| package caddyhttp | |
| 
 | |
| import ( | |
| 	"context" | |
| 	"crypto/tls" | |
| 	"crypto/x509" | |
| 	"encoding/pem" | |
| 	"net/http" | |
| 	"net/http/httptest" | |
| 	"testing" | |
| 
 | |
| 	"github.com/caddyserver/caddy/v2" | |
| ) | |
| 
 | |
| func TestHTTPVarReplacement(t *testing.T) { | |
| 	req, _ := http.NewRequest("GET", "/", nil) | |
| 	repl := caddy.NewReplacer() | |
| 	ctx := context.WithValue(req.Context(), caddy.ReplacerCtxKey, repl) | |
| 	req = req.WithContext(ctx) | |
| 	req.Host = "example.com:80" | |
| 	req.RemoteAddr = "localhost:1234" | |
| 
 | |
| 	clientCert := []byte(`-----BEGIN CERTIFICATE----- | |
| MIIB9jCCAV+gAwIBAgIBAjANBgkqhkiG9w0BAQsFADAYMRYwFAYDVQQDDA1DYWRk | |
| eSBUZXN0IENBMB4XDTE4MDcyNDIxMzUwNVoXDTI4MDcyMTIxMzUwNVowHTEbMBkG | |
| A1UEAwwSY2xpZW50LmxvY2FsZG9tYWluMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCB | |
| iQKBgQDFDEpzF0ew68teT3xDzcUxVFaTII+jXH1ftHXxxP4BEYBU4q90qzeKFneF | |
| z83I0nC0WAQ45ZwHfhLMYHFzHPdxr6+jkvKPASf0J2v2HDJuTM1bHBbik5Ls5eq+ | |
| fVZDP8o/VHKSBKxNs8Goc2NTsr5b07QTIpkRStQK+RJALk4x9QIDAQABo0swSTAJ | |
| BgNVHRMEAjAAMAsGA1UdDwQEAwIHgDAaBgNVHREEEzARgglsb2NhbGhvc3SHBH8A | |
| AAEwEwYDVR0lBAwwCgYIKwYBBQUHAwIwDQYJKoZIhvcNAQELBQADgYEANSjz2Sk+ | |
| eqp31wM9il1n+guTNyxJd+FzVAH+hCZE5K+tCgVDdVFUlDEHHbS/wqb2PSIoouLV | |
| 3Q9fgDkiUod+uIK0IynzIKvw+Cjg+3nx6NQ0IM0zo8c7v398RzB4apbXKZyeeqUH | |
| 9fNwfEi+OoXR6s+upSKobCmLGLGi9Na5s5g= | |
| -----END CERTIFICATE-----`) | |
| 
 | |
| 	block, _ := pem.Decode(clientCert) | |
| 	if block == nil { | |
| 		t.Fatalf("failed to decode PEM certificate") | |
| 	} | |
| 
 | |
| 	cert, err := x509.ParseCertificate(block.Bytes) | |
| 	if err != nil { | |
| 		t.Fatalf("failed to decode PEM certificate: %v", err) | |
| 	} | |
| 
 | |
| 	req.TLS = &tls.ConnectionState{ | |
| 		Version:                    tls.VersionTLS13, | |
| 		HandshakeComplete:          true, | |
| 		ServerName:                 "foo.com", | |
| 		CipherSuite:                tls.TLS_AES_256_GCM_SHA384, | |
| 		PeerCertificates:           []*x509.Certificate{cert}, | |
| 		NegotiatedProtocol:         "h2", | |
| 		NegotiatedProtocolIsMutual: true, | |
| 	} | |
| 
 | |
| 	res := httptest.NewRecorder() | |
| 	addHTTPVarsToReplacer(repl, req, res) | |
| 
 | |
| 	for i, tc := range []struct { | |
| 		input  string | |
| 		expect string | |
| 	}{ | |
| 		{ | |
| 			input:  "{http.request.scheme}", | |
| 			expect: "https", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.host}", | |
| 			expect: "example.com", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.port}", | |
| 			expect: "80", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.hostport}", | |
| 			expect: "example.com:80", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.remote.host}", | |
| 			expect: "localhost", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.remote.port}", | |
| 			expect: "1234", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.host.labels.0}", | |
| 			expect: "com", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.host.labels.1}", | |
| 			expect: "example", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.cipher_suite}", | |
| 			expect: "TLS_AES_256_GCM_SHA384", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.proto}", | |
| 			expect: "h2", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.proto_mutual}", | |
| 			expect: "true", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.resumed}", | |
| 			expect: "false", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.server_name}", | |
| 			expect: "foo.com", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.version}", | |
| 			expect: "tls1.3", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.client.fingerprint}", | |
| 			expect: "9f57b7b497cceacc5459b76ac1c3afedbc12b300e728071f55f84168ff0f7702", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.client.issuer}", | |
| 			expect: "CN=Caddy Test CA", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.client.serial}", | |
| 			expect: "2", | |
| 		}, | |
| 		{ | |
| 			input:  "{http.request.tls.client.subject}", | |
| 			expect: "CN=client.localdomain", | |
| 		}, | |
| 	} { | |
| 		actual := repl.ReplaceAll(tc.input, "<empty>") | |
| 		if actual != tc.expect { | |
| 			t.Errorf("Test %d: Expected placeholder %s to be '%s' but got '%s'", | |
| 				i, tc.input, tc.expect, actual) | |
| 		} | |
| 	} | |
| }
 | |
| 
 |