mirror of https://github.com/caddyserver/caddy.git
384 lines
9.4 KiB
Go
384 lines
9.4 KiB
Go
// Copyright 2015 Matthew Holt and The Caddy Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package fileserver
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import (
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"context"
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"net/http"
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"net/http/httptest"
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"net/url"
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"os"
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"runtime"
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"testing"
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"github.com/caddyserver/caddy/v2"
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"github.com/caddyserver/caddy/v2/modules/caddyhttp"
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)
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func TestFileMatcher(t *testing.T) {
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// Windows doesn't like colons in files names
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isWindows := runtime.GOOS == "windows"
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if !isWindows {
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filename := "with:in-name.txt"
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f, err := os.Create("./testdata/" + filename)
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if err != nil {
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t.Fail()
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return
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}
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t.Cleanup(func() {
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os.Remove("./testdata/" + filename)
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})
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f.WriteString(filename)
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f.Close()
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}
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for i, tc := range []struct {
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path string
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expectedPath string
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expectedType string
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matched bool
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}{
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{
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path: "/foo.txt",
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expectedPath: "/foo.txt",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/foo.txt/",
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expectedPath: "/foo.txt",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/foo.txt?a=b",
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expectedPath: "/foo.txt",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/foodir",
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expectedPath: "/foodir/",
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expectedType: "directory",
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matched: true,
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},
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{
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path: "/foodir/",
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expectedPath: "/foodir/",
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expectedType: "directory",
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matched: true,
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},
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{
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path: "/foodir/foo.txt",
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expectedPath: "/foodir/foo.txt",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/missingfile.php",
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matched: false,
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},
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{
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path: "ملف.txt", // the path file name is not escaped
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expectedPath: "/ملف.txt",
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expectedType: "file",
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matched: true,
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},
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{
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path: url.PathEscape("ملف.txt"), // singly-escaped path
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expectedPath: "/ملف.txt",
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expectedType: "file",
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matched: true,
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},
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{
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path: url.PathEscape(url.PathEscape("ملف.txt")), // doubly-escaped path
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expectedPath: "/%D9%85%D9%84%D9%81.txt",
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expectedType: "file",
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matched: true,
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},
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{
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path: "./with:in-name.txt", // browsers send the request with the path as such
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expectedPath: "/with:in-name.txt",
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expectedType: "file",
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matched: !isWindows,
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},
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} {
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m := &MatchFile{
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fileSystem: osFS{},
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Root: "./testdata",
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TryFiles: []string{"{http.request.uri.path}", "{http.request.uri.path}/"},
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}
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u, err := url.Parse(tc.path)
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if err != nil {
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t.Errorf("Test %d: parsing path: %v", i, err)
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}
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req := &http.Request{URL: u}
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repl := caddyhttp.NewTestReplacer(req)
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result := m.Match(req)
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if result != tc.matched {
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t.Errorf("Test %d: expected match=%t, got %t", i, tc.matched, result)
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}
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rel, ok := repl.Get("http.matchers.file.relative")
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if !ok && result {
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t.Errorf("Test %d: expected replacer value", i)
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}
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if !result {
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continue
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}
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if rel != tc.expectedPath {
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t.Errorf("Test %d: actual path: %v, expected: %v", i, rel, tc.expectedPath)
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}
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fileType, _ := repl.Get("http.matchers.file.type")
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if fileType != tc.expectedType {
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t.Errorf("Test %d: actual file type: %v, expected: %v", i, fileType, tc.expectedType)
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}
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}
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}
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func TestPHPFileMatcher(t *testing.T) {
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for i, tc := range []struct {
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path string
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expectedPath string
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expectedType string
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matched bool
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}{
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{
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path: "/index.php",
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expectedPath: "/index.php",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/index.php/somewhere",
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expectedPath: "/index.php",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/remote.php",
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expectedPath: "/remote.php",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/remote.php/somewhere",
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expectedPath: "/remote.php",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/missingfile.php",
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matched: false,
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},
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{
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path: "/notphp.php.txt",
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expectedPath: "/notphp.php.txt",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/notphp.php.txt/",
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expectedPath: "/notphp.php.txt",
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expectedType: "file",
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matched: true,
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},
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{
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path: "/notphp.php.txt.suffixed",
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matched: false,
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},
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{
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path: "/foo.php.php/index.php",
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expectedPath: "/foo.php.php/index.php",
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expectedType: "file",
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matched: true,
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},
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{
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// See https://github.com/caddyserver/caddy/issues/3623
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path: "/%E2%C3",
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expectedPath: "/%E2%C3",
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expectedType: "file",
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matched: false,
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},
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{
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path: "/index.php?path={path}&{query}",
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expectedPath: "/index.php",
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expectedType: "file",
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matched: true,
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},
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} {
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m := &MatchFile{
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fileSystem: osFS{},
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Root: "./testdata",
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TryFiles: []string{"{http.request.uri.path}", "{http.request.uri.path}/index.php"},
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SplitPath: []string{".php"},
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}
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u, err := url.Parse(tc.path)
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if err != nil {
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t.Errorf("Test %d: parsing path: %v", i, err)
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}
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req := &http.Request{URL: u}
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repl := caddyhttp.NewTestReplacer(req)
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result := m.Match(req)
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if result != tc.matched {
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t.Errorf("Test %d: expected match=%t, got %t", i, tc.matched, result)
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}
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rel, ok := repl.Get("http.matchers.file.relative")
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if !ok && result {
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t.Errorf("Test %d: expected replacer value", i)
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}
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if !result {
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continue
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}
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if rel != tc.expectedPath {
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t.Errorf("Test %d: actual path: %v, expected: %v", i, rel, tc.expectedPath)
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}
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fileType, _ := repl.Get("http.matchers.file.type")
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if fileType != tc.expectedType {
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t.Errorf("Test %d: actual file type: %v, expected: %v", i, fileType, tc.expectedType)
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}
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}
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}
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func TestFirstSplit(t *testing.T) {
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m := MatchFile{SplitPath: []string{".php"}}
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actual, remainder := m.firstSplit("index.PHP/somewhere")
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expected := "index.PHP"
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expectedRemainder := "/somewhere"
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if actual != expected {
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t.Errorf("Expected split %s but got %s", expected, actual)
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}
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if remainder != expectedRemainder {
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t.Errorf("Expected remainder %s but got %s", expectedRemainder, remainder)
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}
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}
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var (
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expressionTests = []struct {
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name string
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expression *caddyhttp.MatchExpression
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urlTarget string
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httpMethod string
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httpHeader *http.Header
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wantErr bool
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wantResult bool
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clientCertificate []byte
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}{
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{
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name: "file error no args (MatchFile)",
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expression: &caddyhttp.MatchExpression{
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Expr: `file()`,
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},
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urlTarget: "https://example.com/foo.txt",
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wantResult: true,
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},
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{
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name: "file error bad try files (MatchFile)",
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expression: &caddyhttp.MatchExpression{
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Expr: `file({"try_file": ["bad_arg"]})`,
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},
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urlTarget: "https://example.com/foo",
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wantErr: true,
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},
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{
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name: "file match short pattern index.php (MatchFile)",
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expression: &caddyhttp.MatchExpression{
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Expr: `file("index.php")`,
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},
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urlTarget: "https://example.com/foo",
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wantResult: true,
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},
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{
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name: "file match short pattern foo.txt (MatchFile)",
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expression: &caddyhttp.MatchExpression{
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Expr: `file({http.request.uri.path})`,
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},
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urlTarget: "https://example.com/foo.txt",
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wantResult: true,
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},
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{
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name: "file match index.php (MatchFile)",
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expression: &caddyhttp.MatchExpression{
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Expr: `file({"root": "./testdata", "try_files": [{http.request.uri.path}, "/index.php"]})`,
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},
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urlTarget: "https://example.com/foo",
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wantResult: true,
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},
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{
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name: "file match long pattern foo.txt (MatchFile)",
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expression: &caddyhttp.MatchExpression{
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Expr: `file({"root": "./testdata", "try_files": [{http.request.uri.path}]})`,
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},
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urlTarget: "https://example.com/foo.txt",
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wantResult: true,
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},
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{
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name: "file match long pattern foo.txt with concatenation (MatchFile)",
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expression: &caddyhttp.MatchExpression{
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Expr: `file({"root": ".", "try_files": ["./testdata" + {http.request.uri.path}]})`,
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},
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urlTarget: "https://example.com/foo.txt",
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wantResult: true,
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},
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{
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name: "file not match long pattern (MatchFile)",
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expression: &caddyhttp.MatchExpression{
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Expr: `file({"root": "./testdata", "try_files": [{http.request.uri.path}]})`,
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},
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urlTarget: "https://example.com/nopenope.txt",
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wantResult: false,
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},
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}
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)
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func TestMatchExpressionMatch(t *testing.T) {
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for _, tst := range expressionTests {
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tc := tst
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t.Run(tc.name, func(t *testing.T) {
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err := tc.expression.Provision(caddy.Context{})
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if err != nil {
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if !tc.wantErr {
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t.Errorf("MatchExpression.Provision() error = %v, wantErr %v", err, tc.wantErr)
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}
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return
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}
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req := httptest.NewRequest(tc.httpMethod, tc.urlTarget, nil)
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if tc.httpHeader != nil {
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req.Header = *tc.httpHeader
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}
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repl := caddyhttp.NewTestReplacer(req)
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repl.Set("http.vars.root", "./testdata")
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ctx := context.WithValue(req.Context(), caddy.ReplacerCtxKey, repl)
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req = req.WithContext(ctx)
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if tc.expression.Match(req) != tc.wantResult {
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t.Errorf("MatchExpression.Match() expected to return '%t', for expression : '%s'", tc.wantResult, tc.expression.Expr)
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}
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})
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}
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}
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