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-rw-r--r--modules/caddyhttp/reverseproxy/forwardauth/caddyfile.go39
1 files changed, 18 insertions, 21 deletions
diff --git a/modules/caddyhttp/reverseproxy/forwardauth/caddyfile.go b/modules/caddyhttp/reverseproxy/forwardauth/caddyfile.go
index a0b1f42..cecc000 100644
--- a/modules/caddyhttp/reverseproxy/forwardauth/caddyfile.go
+++ b/modules/caddyhttp/reverseproxy/forwardauth/caddyfile.go
@@ -38,29 +38,28 @@ func init() {
// configured for most™️ auth gateways that support forward auth. The typical
// config which looks something like this:
//
-// forward_auth auth-gateway:9091 {
-// uri /authenticate?redirect=https://auth.example.com
-// copy_headers Remote-User Remote-Email
-// }
+// forward_auth auth-gateway:9091 {
+// uri /authenticate?redirect=https://auth.example.com
+// copy_headers Remote-User Remote-Email
+// }
//
// is equivalent to a reverse_proxy directive like this:
//
-// reverse_proxy auth-gateway:9091 {
-// method GET
-// rewrite /authenticate?redirect=https://auth.example.com
+// reverse_proxy auth-gateway:9091 {
+// method GET
+// rewrite /authenticate?redirect=https://auth.example.com
//
-// header_up X-Forwarded-Method {method}
-// header_up X-Forwarded-Uri {uri}
-//
-// @good status 2xx
-// handle_response @good {
-// request_header {
-// Remote-User {http.reverse_proxy.header.Remote-User}
-// Remote-Email {http.reverse_proxy.header.Remote-Email}
-// }
-// }
-// }
+// header_up X-Forwarded-Method {method}
+// header_up X-Forwarded-Uri {uri}
//
+// @good status 2xx
+// handle_response @good {
+// request_header {
+// Remote-User {http.reverse_proxy.header.Remote-User}
+// Remote-Email {http.reverse_proxy.header.Remote-Email}
+// }
+// }
+// }
func parseCaddyfile(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error) {
if !h.Next() {
return nil, h.ArgErr()
@@ -196,9 +195,7 @@ func parseCaddyfile(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error)
// need at least one handler in the routes for the response handling
// logic in reverse_proxy to not skip this entry as empty.
for from, to := range headersToCopy {
- handler.Request.Set[to] = []string{
- "{http.reverse_proxy.header." + from + "}",
- }
+ handler.Request.Set.Set(to, "{http.reverse_proxy.header."+http.CanonicalHeaderKey(from)+"}")
}
goodResponseHandler.Routes = append(