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caddyhttp: Add RemoteAddr placeholders (#2801)
* Ignore build artifacts * Add RemoteAddr placeholders
This commit is contained in:
parent
b38365ff3b
commit
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3 changed files with 90 additions and 4 deletions
4
.gitignore
vendored
4
.gitignore
vendored
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@ -6,6 +6,10 @@ Caddyfile
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*.prof
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*.test
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# build artifacts
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cmd/caddy/caddy
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cmd/caddy/caddy.exe
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# mac specific
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.DS_Store
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@ -65,13 +65,24 @@ func addHTTPVarsToReplacer(repl caddy.Replacer, req *http.Request, w http.Respon
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return req.Host, true // OK; there probably was no port
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}
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return host, true
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case "http.request.hostport":
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return req.Host, true
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case "http.request.method":
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return req.Method, true
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case "http.request.port":
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_, port, _ := net.SplitHostPort(req.Host)
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return port, true
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case "http.request.hostport":
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return req.Host, true
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case "http.request.remote":
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return req.RemoteAddr, true
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case "http.request.remote.host":
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host, _, err := net.SplitHostPort(req.RemoteAddr)
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if err != nil {
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return req.RemoteAddr, true
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}
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return host, true
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case "http.request.remote.port":
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_, port, _ := net.SplitHostPort(req.RemoteAddr)
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return port, true
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case "http.request.method":
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return req.Method, true
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case "http.request.scheme":
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if req.TLS != nil {
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return "https", true
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71
modules/caddyhttp/replacer_test.go
Normal file
71
modules/caddyhttp/replacer_test.go
Normal file
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@ -0,0 +1,71 @@
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// 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 caddyhttp
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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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"testing"
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"github.com/caddyserver/caddy/v2"
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)
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func TestHTTPVarReplacement(t *testing.T) {
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req, _ := http.NewRequest("GET", "/", nil)
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repl := caddy.NewReplacer()
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ctx := context.WithValue(req.Context(), caddy.ReplacerCtxKey, repl)
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req = req.WithContext(ctx)
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req.Host = "example.com:80"
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req.RemoteAddr = "localhost:1234"
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res := httptest.NewRecorder()
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addHTTPVarsToReplacer(repl, req, res)
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for i, tc := range []struct {
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input string
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expect string
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}{
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{
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input: "{http.request.scheme}",
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expect: "http",
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},
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{
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input: "{http.request.host}",
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expect: "example.com",
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},
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{
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input: "{http.request.port}",
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expect: "80",
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},
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{
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input: "{http.request.hostport}",
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expect: "example.com:80",
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},
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{
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input: "{http.request.remote.host}",
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expect: "localhost",
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},
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{
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input: "{http.request.remote.port}",
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expect: "1234",
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},
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} {
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actual := repl.ReplaceAll(tc.input, "<empty>")
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if actual != tc.expect {
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t.Errorf("Test %d: Expected placeholder %s to be '%s' but got '%s'",
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i, tc.input, tc.expect, actual)
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}
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}
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}
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