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-rw-r--r--modules/caddyhttp/headers/headers.go24
-rw-r--r--modules/caddyhttp/staticresp.go10
2 files changed, 24 insertions, 10 deletions
diff --git a/modules/caddyhttp/headers/headers.go b/modules/caddyhttp/headers/headers.go
index 1826c7a..37efc57 100644
--- a/modules/caddyhttp/headers/headers.go
+++ b/modules/caddyhttp/headers/headers.go
@@ -17,16 +17,16 @@ func init() {
// Headers is a middleware which can mutate HTTP headers.
type Headers struct {
- Request HeaderOps
- Response RespHeaderOps
+ Request HeaderOps `json:"request"`
+ Response RespHeaderOps `json:"response"`
}
// HeaderOps defines some operations to
// perform on HTTP headers.
type HeaderOps struct {
- Add http.Header
- Set http.Header
- Delete []string
+ Add http.Header `json:"add"`
+ Set http.Header `json:"set"`
+ Delete []string `json:"delete"`
}
// RespHeaderOps is like HeaderOps, but
@@ -67,10 +67,22 @@ func apply(ops HeaderOps, hdr http.Header) {
// operations until WriteHeader is called.
type responseWriterWrapper struct {
*caddyhttp.ResponseWriterWrapper
- headerOps HeaderOps
+ headerOps HeaderOps
+ wroteHeader bool
+}
+
+func (rww *responseWriterWrapper) Write(d []byte) (int, error) {
+ if !rww.wroteHeader {
+ rww.WriteHeader(http.StatusOK)
+ }
+ return rww.ResponseWriterWrapper.Write(d)
}
func (rww *responseWriterWrapper) WriteHeader(status int) {
+ if rww.wroteHeader {
+ return
+ }
+ rww.wroteHeader = true
apply(rww.headerOps, rww.ResponseWriterWrapper.Header())
rww.ResponseWriterWrapper.WriteHeader(status)
}
diff --git a/modules/caddyhttp/staticresp.go b/modules/caddyhttp/staticresp.go
index e07084a..47fae22 100644
--- a/modules/caddyhttp/staticresp.go
+++ b/modules/caddyhttp/staticresp.go
@@ -17,7 +17,7 @@ func init() {
// Static implements a simple responder for static responses.
type Static struct {
- StatusCode int `json:"status_code"`
+ StatusCode int `json:"status_code"` // TODO: should we turn this into a string so that only one field is needed? (string allows replacements)
StatusCodeStr string `json:"status_code_str"`
Headers http.Header `json:"headers"`
Body string `json:"body"`
@@ -30,7 +30,7 @@ func (s Static) ServeHTTP(w http.ResponseWriter, r *http.Request) error {
// close the connection after responding
r.Close = s.Close
- // set all headers, with replacements
+ // set all headers
for field, vals := range s.Headers {
field = repl.ReplaceAll(field, "")
for i := range vals {
@@ -39,7 +39,7 @@ func (s Static) ServeHTTP(w http.ResponseWriter, r *http.Request) error {
w.Header()[field] = vals
}
- // write the headers with a status code
+ // get the status code
statusCode := s.StatusCode
if statusCode == 0 && s.StatusCodeStr != "" {
intVal, err := strconv.Atoi(repl.ReplaceAll(s.StatusCodeStr, ""))
@@ -50,9 +50,11 @@ func (s Static) ServeHTTP(w http.ResponseWriter, r *http.Request) error {
if statusCode == 0 {
statusCode = http.StatusOK
}
+
+ // write headers
w.WriteHeader(statusCode)
- // write the response body, with replacements
+ // write response body
if s.Body != "" {
fmt.Fprint(w, repl.ReplaceAll(s.Body, ""))
}