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reverseproxy: On 103 don't delete own headers (#5091)

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See #5074
This commit is contained in:
Matt Holt 2022-09-29 08:19:56 -06:00 committed by GitHub
parent 897a38958c
commit e2991eb019
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 10 additions and 10 deletions
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15
modules/caddyhttp/headers/caddyfile.go
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@ -32,12 +32,12 @@ func init() {
// parseCaddyfile sets up the handler for response headers from // parseCaddyfile sets up the handler for response headers from
// Caddyfile tokens. Syntax: // Caddyfile tokens. Syntax:
// //
// header [<matcher>] [[+|-|?]<field> [<value|regexp>] [<replacement>]] { // header [<matcher>] [[+|-|?]<field> [<value|regexp>] [<replacement>]] {
// [+]<field> [<value|regexp> [<replacement>]] // [+]<field> [<value|regexp> [<replacement>]]
// ?<field> <default_value> // ?<field> <default_value>
// -<field> // -<field>
// [defer] // [defer]
// } // }
// //
// Either a block can be opened or a single header field can be configured // Either a block can be opened or a single header field can be configured
// in the first line, but not both in the same directive. Header operations // in the first line, but not both in the same directive. Header operations
@ -148,8 +148,7 @@ func parseCaddyfile(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error)
// parseReqHdrCaddyfile sets up the handler for request headers // parseReqHdrCaddyfile sets up the handler for request headers
// from Caddyfile tokens. Syntax: // from Caddyfile tokens. Syntax:
// //
// request_header [<matcher>] [[+|-]<field> [<value|regexp>] [<replacement>]] // request_header [<matcher>] [[+|-]<field> [<value|regexp>] [<replacement>]]
//
func parseReqHdrCaddyfile(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error) { func parseReqHdrCaddyfile(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error) {
if !h.Next() { if !h.Next() {
return nil, h.ArgErr() return nil, h.ArgErr()

5
modules/caddyhttp/reverseproxy/reverseproxy.go
View file

@ -782,8 +782,9 @@ func (h *Handler) reverseProxy(rw http.ResponseWriter, req *http.Request, origRe
copyHeader(h, http.Header(header)) copyHeader(h, http.Header(header))
rw.WriteHeader(code) rw.WriteHeader(code)
// Clear headers, it's not automatically done by ResponseWriter.WriteHeader() for 1xx responses // Clear headers coming from the backend
for k := range h { // (it's not automatically done by ResponseWriter.WriteHeader() for 1xx responses)
for k := range header {
delete(h, k) delete(h, k)
} }