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caddyhttp: Add {?query} placeholder (#6714)

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* caddyhttp: Add `{prefixed_query}` placeholder

* fastcgi: Preserve query during canonical redirect

* Use orig_uri instead for the redirect, shorter Caddyfile shortcut
This commit is contained in:
Francis Lavoie 2024-12-02 08:06:38 -05:00 committed by GitHub
parent 16d5b22349
commit b116dcea3d
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GPG key ID: B5690EEEBB952194
8 changed files with 30 additions and 11 deletions
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14
caddyconfig/httpcaddyfile/shorthands.go
View file

@ -52,19 +52,27 @@ func NewShorthandReplacer() ShorthandReplacer {
// be used in the Caddyfile, and the right is the replacement.
func placeholderShorthands() []string {
return []string{
"{dir}", "{http.request.uri.path.dir}",
"{file}", "{http.request.uri.path.file}",
"{host}", "{http.request.host}",
"{hostport}", "{http.request.hostport}",
"{port}", "{http.request.port}",
"{orig_method}", "{http.request.orig_method}",
"{orig_uri}", "{http.request.orig_uri}",
"{orig_path}", "{http.request.orig_uri.path}",
"{orig_dir}", "{http.request.orig_uri.path.dir}",
"{orig_file}", "{http.request.orig_uri.path.file}",
"{orig_query}", "{http.request.orig_uri.query}",
"{orig_?query}", "{http.request.orig_uri.prefixed_query}",
"{method}", "{http.request.method}",
"{uri}", "{http.request.uri}",
"{path}", "{http.request.uri.path}",
"{dir}", "{http.request.uri.path.dir}",
"{file}", "{http.request.uri.path.file}",
"{query}", "{http.request.uri.query}",
"{?query}", "{http.request.uri.prefixed_query}",
"{remote}", "{http.request.remote}",
"{remote_host}", "{http.request.remote.host}",
"{remote_port}", "{http.request.remote.port}",
"{scheme}", "{http.request.scheme}",
"{uri}", "{http.request.uri}",
"{uuid}", "{http.request.uuid}",
"{tls_cipher}", "{http.request.tls.cipher_suite}",
"{tls_version}", "{http.request.tls.version}",

6
caddytest/integration/caddyfile_adapt/php_fastcgi_expanded_form.caddyfiletest
View file

@ -8,7 +8,7 @@ route {
}
not path */
}
redir @canonicalPath {http.request.orig_uri.path}/ 308
redir @canonicalPath {orig_path}/{orig_?query} 308
# If the requested file does not exist, try index files
@indexFiles {
@ -17,7 +17,7 @@ route {
split_path .php
}
}
rewrite @indexFiles {http.matchers.file.relative}
rewrite @indexFiles {file_match.relative}
# Proxy PHP files to the FastCGI responder
@phpFiles {
@ -50,7 +50,7 @@ route {
"handler": "static_response",
"headers": {
"Location": [
"{http.request.orig_uri.path}/"
"{http.request.orig_uri.path}/{http.request.orig_uri.prefixed_query}"
]
},
"status_code": 308

2
caddytest/integration/caddyfile_adapt/php_fastcgi_handle_response.caddyfiletest
View file

@ -42,7 +42,7 @@
"handler": "static_response",
"headers": {
"Location": [
"{http.request.orig_uri.path}/"
"{http.request.orig_uri.path}/{http.request.orig_uri.prefixed_query}"
]
},
"status_code": 308

2
caddytest/integration/caddyfile_adapt/php_fastcgi_matcher.caddyfiletest
View file

@ -33,7 +33,7 @@ php_fastcgi @test localhost:9000
"handler": "static_response",
"headers": {
"Location": [
"{http.request.orig_uri.path}/"
"{http.request.orig_uri.path}/{http.request.orig_uri.prefixed_query}"
]
},
"status_code": 308

2
caddytest/integration/caddyfile_adapt/php_fastcgi_subdirectives.caddyfiletest
View file

@ -43,7 +43,7 @@ php_fastcgi localhost:9000 {
"handler": "static_response",
"headers": {
"Location": [
"{http.request.orig_uri.path}/"
"{http.request.orig_uri.path}/{http.request.orig_uri.prefixed_query}"
]
},
"status_code": 308

2
caddytest/integration/caddyfile_adapt/php_fastcgi_try_files_override.caddyfiletest
View file

@ -46,7 +46,7 @@ php_fastcgi localhost:9000 {
"handler": "static_response",
"headers": {
"Location": [
"{http.request.orig_uri.path}/"
"{http.request.orig_uri.path}/{http.request.orig_uri.prefixed_query}"
]
},
"status_code": 308

11
modules/caddyhttp/replacer.go
View file

@ -186,6 +186,11 @@ func addHTTPVarsToReplacer(repl *caddy.Replacer, req *http.Request, w http.Respo
return path.Ext(req.URL.Path), true
case "http.request.uri.query":
return req.URL.RawQuery, true
case "http.request.uri.prefixed_query":
if req.URL.RawQuery == "" {
return "", true
}
return "?" + req.URL.RawQuery, true
case "http.request.duration":
start := GetVar(req.Context(), "start_time").(time.Time)
return time.Since(start), true
@ -239,6 +244,12 @@ func addHTTPVarsToReplacer(repl *caddy.Replacer, req *http.Request, w http.Respo
case "http.request.orig_uri.query":
or, _ := req.Context().Value(OriginalRequestCtxKey).(http.Request)
return or.URL.RawQuery, true
case "http.request.orig_uri.prefixed_query":
or, _ := req.Context().Value(OriginalRequestCtxKey).(http.Request)
if or.URL.RawQuery == "" {
return "", true
}
return "?" + or.URL.RawQuery, true
}
// remote IP range/prefix (e.g. keep top 24 bits of 1.2.3.4 => "1.2.3.0/24")

2
modules/caddyhttp/reverseproxy/fastcgi/caddyfile.go
View file

@ -343,7 +343,7 @@ func parsePHPFastCGI(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error
}
redirHandler := caddyhttp.StaticResponse{
StatusCode: caddyhttp.WeakString(strconv.Itoa(http.StatusPermanentRedirect)),
Headers: http.Header{"Location": []string{"{http.request.orig_uri.path}/"}},
Headers: http.Header{"Location": []string{"{http.request.orig_uri.path}/{http.request.orig_uri.prefixed_query}"}},
}
redirRoute := caddyhttp.Route{
MatcherSetsRaw: []caddy.ModuleMap{redirMatcherSet},