mirror of
https://github.com/caddyserver/caddy.git
synced 2024-11-23 07:51:32 +08:00
13a37688dc
* use escaped path while rewriting Signed-off-by: TP-O <letranphong2k1@gmail.com> * restore line break --------- Signed-off-by: TP-O <letranphong2k1@gmail.com>
420 lines
13 KiB
Go
420 lines
13 KiB
Go
// 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 rewrite
|
|
|
|
import (
|
|
"net/http"
|
|
"regexp"
|
|
"testing"
|
|
|
|
"github.com/caddyserver/caddy/v2"
|
|
)
|
|
|
|
func TestRewrite(t *testing.T) {
|
|
repl := caddy.NewReplacer()
|
|
|
|
for i, tc := range []struct {
|
|
input, expect *http.Request
|
|
rule Rewrite
|
|
}{
|
|
{
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "GET", "/"),
|
|
},
|
|
{
|
|
rule: Rewrite{Method: "GET", URI: "/"},
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "GET", "/"),
|
|
},
|
|
{
|
|
rule: Rewrite{Method: "POST"},
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "POST", "/"),
|
|
},
|
|
|
|
{
|
|
rule: Rewrite{URI: "/foo"},
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "GET", "/foo"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/foo"},
|
|
input: newRequest(t, "GET", "/bar"),
|
|
expect: newRequest(t, "GET", "/foo"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "foo"},
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "GET", "foo"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "{http.request.uri}"},
|
|
input: newRequest(t, "GET", "/bar%3Fbaz?c=d"),
|
|
expect: newRequest(t, "GET", "/bar%3Fbaz?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "{http.request.uri.path}"},
|
|
input: newRequest(t, "GET", "/bar%3Fbaz"),
|
|
expect: newRequest(t, "GET", "/bar%3Fbaz"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/foo{http.request.uri.path}"},
|
|
input: newRequest(t, "GET", "/bar"),
|
|
expect: newRequest(t, "GET", "/foo/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/index.php?p={http.request.uri.path}"},
|
|
input: newRequest(t, "GET", "/foo/bar"),
|
|
expect: newRequest(t, "GET", "/index.php?p=%2Ffoo%2Fbar"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "?a=b&{http.request.uri.query}"},
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "GET", "/?a=b"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/?c=d"},
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "GET", "/?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/?c=d"},
|
|
input: newRequest(t, "GET", "/?a=b"),
|
|
expect: newRequest(t, "GET", "/?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "?c=d"},
|
|
input: newRequest(t, "GET", "/foo"),
|
|
expect: newRequest(t, "GET", "/foo?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/?c=d"},
|
|
input: newRequest(t, "GET", "/foo"),
|
|
expect: newRequest(t, "GET", "/?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/?{http.request.uri.query}&c=d"},
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "GET", "/?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/foo?{http.request.uri.query}&c=d"},
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "GET", "/foo?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "?{http.request.uri.query}&c=d"},
|
|
input: newRequest(t, "GET", "/foo"),
|
|
expect: newRequest(t, "GET", "/foo?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "{http.request.uri.path}?{http.request.uri.query}&c=d"},
|
|
input: newRequest(t, "GET", "/foo"),
|
|
expect: newRequest(t, "GET", "/foo?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "{http.request.uri.path}?{http.request.uri.query}&c=d"},
|
|
input: newRequest(t, "GET", "/foo"),
|
|
expect: newRequest(t, "GET", "/foo?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/index.php?{http.request.uri.query}&c=d"},
|
|
input: newRequest(t, "GET", "/foo"),
|
|
expect: newRequest(t, "GET", "/index.php?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "?a=b&c=d"},
|
|
input: newRequest(t, "GET", "/foo"),
|
|
expect: newRequest(t, "GET", "/foo?a=b&c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/index.php?{http.request.uri.query}&c=d"},
|
|
input: newRequest(t, "GET", "/?a=b"),
|
|
expect: newRequest(t, "GET", "/index.php?a=b&c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/index.php?c=d&{http.request.uri.query}"},
|
|
input: newRequest(t, "GET", "/?a=b"),
|
|
expect: newRequest(t, "GET", "/index.php?c=d&a=b"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/index.php?{http.request.uri.query}&p={http.request.uri.path}"},
|
|
input: newRequest(t, "GET", "/foo/bar?a=b"),
|
|
expect: newRequest(t, "GET", "/index.php?a=b&p=%2Ffoo%2Fbar"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "{http.request.uri.path}?"},
|
|
input: newRequest(t, "GET", "/foo/bar?a=b&c=d"),
|
|
expect: newRequest(t, "GET", "/foo/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "?qs={http.request.uri.query}"},
|
|
input: newRequest(t, "GET", "/foo?a=b&c=d"),
|
|
expect: newRequest(t, "GET", "/foo?qs=a%3Db%26c%3Dd"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/foo?{http.request.uri.query}#frag"},
|
|
input: newRequest(t, "GET", "/foo/bar?a=b"),
|
|
expect: newRequest(t, "GET", "/foo?a=b#frag"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/foo{http.request.uri}"},
|
|
input: newRequest(t, "GET", "/bar?a=b"),
|
|
expect: newRequest(t, "GET", "/foo/bar?a=b"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/foo{http.request.uri}"},
|
|
input: newRequest(t, "GET", "/bar"),
|
|
expect: newRequest(t, "GET", "/foo/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/foo{http.request.uri}?c=d"},
|
|
input: newRequest(t, "GET", "/bar?a=b"),
|
|
expect: newRequest(t, "GET", "/foo/bar?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/foo{http.request.uri}?{http.request.uri.query}&c=d"},
|
|
input: newRequest(t, "GET", "/bar?a=b"),
|
|
expect: newRequest(t, "GET", "/foo/bar?a=b&c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "{http.request.uri}"},
|
|
input: newRequest(t, "GET", "/bar?a=b"),
|
|
expect: newRequest(t, "GET", "/bar?a=b"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "{http.request.uri.path}bar?c=d"},
|
|
input: newRequest(t, "GET", "/foo/?a=b"),
|
|
expect: newRequest(t, "GET", "/foo/bar?c=d"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/i{http.request.uri}"},
|
|
input: newRequest(t, "GET", "/%C2%B7%E2%88%B5.png"),
|
|
expect: newRequest(t, "GET", "/i/%C2%B7%E2%88%B5.png"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/i{http.request.uri}"},
|
|
input: newRequest(t, "GET", "/·∵.png?a=b"),
|
|
expect: newRequest(t, "GET", "/i/%C2%B7%E2%88%B5.png?a=b"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/i{http.request.uri}"},
|
|
input: newRequest(t, "GET", "/%C2%B7%E2%88%B5.png?a=b"),
|
|
expect: newRequest(t, "GET", "/i/%C2%B7%E2%88%B5.png?a=b"),
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/bar#?"},
|
|
input: newRequest(t, "GET", "/foo#fragFirst?c=d"), // not a valid query string (is part of fragment)
|
|
expect: newRequest(t, "GET", "/bar#?"), // I think this is right? but who knows; std lib drops fragment when parsing
|
|
},
|
|
{
|
|
rule: Rewrite{URI: "/bar"},
|
|
input: newRequest(t, "GET", "/foo#fragFirst?c=d"),
|
|
expect: newRequest(t, "GET", "/bar#fragFirst?c=d"),
|
|
},
|
|
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/prefix"},
|
|
input: newRequest(t, "GET", "/foo/bar"),
|
|
expect: newRequest(t, "GET", "/foo/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/prefix"},
|
|
input: newRequest(t, "GET", "/prefix/foo/bar"),
|
|
expect: newRequest(t, "GET", "/foo/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/prefix"},
|
|
input: newRequest(t, "GET", "/prefix"),
|
|
expect: newRequest(t, "GET", ""),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/prefix"},
|
|
input: newRequest(t, "GET", "/"),
|
|
expect: newRequest(t, "GET", "/"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/prefix"},
|
|
input: newRequest(t, "GET", "/prefix/foo%2Fbar"),
|
|
expect: newRequest(t, "GET", "/foo%2Fbar"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/prefix"},
|
|
input: newRequest(t, "GET", "/foo/prefix/bar"),
|
|
expect: newRequest(t, "GET", "/foo/prefix/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "//prefix"},
|
|
// scheme and host needed for URL parser to succeed in setting up test
|
|
input: newRequest(t, "GET", "http://host//prefix/foo/bar"),
|
|
expect: newRequest(t, "GET", "http://host/foo/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "//prefix"},
|
|
input: newRequest(t, "GET", "/prefix/foo/bar"),
|
|
expect: newRequest(t, "GET", "/prefix/foo/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/a%2Fb/c"},
|
|
input: newRequest(t, "GET", "/a%2Fb/c/d"),
|
|
expect: newRequest(t, "GET", "/d"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/a%2Fb/c"},
|
|
input: newRequest(t, "GET", "/a%2fb/c/d"),
|
|
expect: newRequest(t, "GET", "/d"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/a/b/c"},
|
|
input: newRequest(t, "GET", "/a%2Fb/c/d"),
|
|
expect: newRequest(t, "GET", "/d"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "/a%2Fb/c"},
|
|
input: newRequest(t, "GET", "/a/b/c/d"),
|
|
expect: newRequest(t, "GET", "/a/b/c/d"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathPrefix: "//a%2Fb/c"},
|
|
input: newRequest(t, "GET", "/a/b/c/d"),
|
|
expect: newRequest(t, "GET", "/a/b/c/d"),
|
|
},
|
|
|
|
{
|
|
rule: Rewrite{StripPathSuffix: "/suffix"},
|
|
input: newRequest(t, "GET", "/foo/bar"),
|
|
expect: newRequest(t, "GET", "/foo/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathSuffix: "suffix"},
|
|
input: newRequest(t, "GET", "/foo/bar/suffix"),
|
|
expect: newRequest(t, "GET", "/foo/bar/"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathSuffix: "suffix"},
|
|
input: newRequest(t, "GET", "/foo%2Fbar/suffix"),
|
|
expect: newRequest(t, "GET", "/foo%2Fbar/"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathSuffix: "%2fsuffix"},
|
|
input: newRequest(t, "GET", "/foo%2Fbar%2fsuffix"),
|
|
expect: newRequest(t, "GET", "/foo%2Fbar"),
|
|
},
|
|
{
|
|
rule: Rewrite{StripPathSuffix: "/suffix"},
|
|
input: newRequest(t, "GET", "/foo/suffix/bar"),
|
|
expect: newRequest(t, "GET", "/foo/suffix/bar"),
|
|
},
|
|
|
|
{
|
|
rule: Rewrite{URISubstring: []substrReplacer{{Find: "findme", Replace: "replaced"}}},
|
|
input: newRequest(t, "GET", "/foo/bar"),
|
|
expect: newRequest(t, "GET", "/foo/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{URISubstring: []substrReplacer{{Find: "findme", Replace: "replaced"}}},
|
|
input: newRequest(t, "GET", "/foo/findme/bar"),
|
|
expect: newRequest(t, "GET", "/foo/replaced/bar"),
|
|
},
|
|
{
|
|
rule: Rewrite{URISubstring: []substrReplacer{{Find: "findme", Replace: "replaced"}}},
|
|
input: newRequest(t, "GET", "/foo/findme%2Fbar"),
|
|
expect: newRequest(t, "GET", "/foo/replaced%2Fbar"),
|
|
},
|
|
|
|
{
|
|
rule: Rewrite{PathRegexp: []*regexReplacer{{Find: "/{2,}", Replace: "/"}}},
|
|
input: newRequest(t, "GET", "/foo//bar///baz?a=b//c"),
|
|
expect: newRequest(t, "GET", "/foo/bar/baz?a=b//c"),
|
|
},
|
|
} {
|
|
// copy the original input just enough so that we can
|
|
// compare it after the rewrite to see if it changed
|
|
urlCopy := *tc.input.URL
|
|
originalInput := &http.Request{
|
|
Method: tc.input.Method,
|
|
RequestURI: tc.input.RequestURI,
|
|
URL: &urlCopy,
|
|
}
|
|
|
|
// populate the replacer just enough for our tests
|
|
repl.Set("http.request.uri", tc.input.RequestURI)
|
|
repl.Set("http.request.uri.path", tc.input.URL.Path)
|
|
repl.Set("http.request.uri.query", tc.input.URL.RawQuery)
|
|
|
|
// we can't directly call Provision() without a valid caddy.Context
|
|
// (TODO: fix that) so here we ad-hoc compile the regex
|
|
for _, rep := range tc.rule.PathRegexp {
|
|
re, err := regexp.Compile(rep.Find)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
rep.re = re
|
|
}
|
|
|
|
changed := tc.rule.Rewrite(tc.input, repl)
|
|
|
|
if expected, actual := !reqEqual(originalInput, tc.input), changed; expected != actual {
|
|
t.Errorf("Test %d: Expected changed=%t but was %t", i, expected, actual)
|
|
}
|
|
if expected, actual := tc.expect.Method, tc.input.Method; expected != actual {
|
|
t.Errorf("Test %d: Expected Method='%s' but got '%s'", i, expected, actual)
|
|
}
|
|
if expected, actual := tc.expect.RequestURI, tc.input.RequestURI; expected != actual {
|
|
t.Errorf("Test %d: Expected RequestURI='%s' but got '%s'", i, expected, actual)
|
|
}
|
|
if expected, actual := tc.expect.URL.String(), tc.input.URL.String(); expected != actual {
|
|
t.Errorf("Test %d: Expected URL='%s' but got '%s'", i, expected, actual)
|
|
}
|
|
if expected, actual := tc.expect.URL.RequestURI(), tc.input.URL.RequestURI(); expected != actual {
|
|
t.Errorf("Test %d: Expected URL.RequestURI()='%s' but got '%s'", i, expected, actual)
|
|
}
|
|
if expected, actual := tc.expect.URL.Fragment, tc.input.URL.Fragment; expected != actual {
|
|
t.Errorf("Test %d: Expected URL.Fragment='%s' but got '%s'", i, expected, actual)
|
|
}
|
|
}
|
|
}
|
|
|
|
func newRequest(t *testing.T, method, uri string) *http.Request {
|
|
req, err := http.NewRequest(method, uri, nil)
|
|
if err != nil {
|
|
t.Fatalf("error creating request: %v", err)
|
|
}
|
|
req.RequestURI = req.URL.RequestURI() // simulate incoming request
|
|
return req
|
|
}
|
|
|
|
// reqEqual if r1 and r2 are equal enough for our purposes.
|
|
func reqEqual(r1, r2 *http.Request) bool {
|
|
if r1.Method != r2.Method {
|
|
return false
|
|
}
|
|
if r1.RequestURI != r2.RequestURI {
|
|
return false
|
|
}
|
|
if (r1.URL == nil && r2.URL != nil) || (r1.URL != nil && r2.URL == nil) {
|
|
return false
|
|
}
|
|
if r1.URL == nil && r2.URL == nil {
|
|
return true
|
|
}
|
|
return r1.URL.Scheme == r2.URL.Scheme &&
|
|
r1.URL.Host == r2.URL.Host &&
|
|
r1.URL.Path == r2.URL.Path &&
|
|
r1.URL.RawPath == r2.URL.RawPath &&
|
|
r1.URL.RawQuery == r2.URL.RawQuery &&
|
|
r1.URL.Fragment == r2.URL.Fragment
|
|
}
|