properly register webdav methods with chi

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

services/proxy/pkg/command/server.go

@@ -198,16 +198,12 @@ func (h *StaticRouteHandler) handler() http.Handler {
 		r.Post("/backchannel_logout", h.backchannelLogout)
 
 		// TODO: migrate oidc well knowns here in a second wrapper
+
+		// Send all requests to the proxy handler
 		r.HandleFunc("/*", h.proxy.ServeHTTP)
 	})
-	// This is commented out due to a race issue in chi
-	//var methods = []string{"PROPFIND", "DELETE", "PROPPATCH", "MKCOL", "COPY", "MOVE", "LOCK", "UNLOCK", "REPORT"}
-	//for _, k := range methods {
-	//	chi.RegisterMethod(k)
-	//}
 
-	// To avoid using the chi.RegisterMethod() this is basically a catchAll for all HTTP Methods that are not
-	// covered in chi by default
+	// Also send requests for methods unknown to chi to the proxy handler as well
 	m.MethodNotAllowed(h.proxy.ServeHTTP)
 
 	return m

services/proxy/pkg/config/defaults/defaultconfig.go

@@ -151,18 +151,9 @@ func DefaultPolicies() []config.Policy {
 				// TODO or we allow a REPORT on /dav/spaces to search all spaces and /dav/space/{spaceid} to search a specific space
 				// send webdav REPORT requests to search service
 				{
+					Type:     config.RegexRoute,
 					Method:   "REPORT",
-					Endpoint: "/remote.php/dav/",
-					Service:  "com.owncloud.web.webdav",
-				},
-				{
-					Method:   "REPORT",
-					Endpoint: "/remote.php/webdav",
-					Service:  "com.owncloud.web.webdav",
-				},
-				{
-					Method:   "REPORT",
-					Endpoint: "/dav/spaces",
+					Endpoint: "(/remote.php)?/(web)?dav",
 					Service:  "com.owncloud.web.webdav",
 				},
 				{