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Http handler wrapper #239

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merged 2 commits into from
Jul 7, 2023
Merged

Http handler wrapper #239

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807ea73
Add a hook so the rpc http handler can be wrapped
Tristan-Wilson Jun 29, 2023
28127f5
Merge branch 'master' into http-handler-wrapper
Tristan-Wilson Jun 29, 2023
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13 changes: 12 additions & 1 deletion node/rpcstack.go
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Original file line number Diff line number Diff line change
Expand Up @@ -286,6 +286,11 @@ func (h *httpServer) doStop() {
h.server, h.listener = nil, nil
}

// Arbitrum: Allows injection of custom http.Handler functionality.
var WrapHTTPHandler = func(srv http.Handler) (http.Handler, error) {
return srv, nil
}

// enableRPC turns on JSON-RPC over HTTP on the server.
func (h *httpServer) enableRPC(apis []rpc.API, config httpConfig) error {
h.mu.Lock()
Expand All @@ -300,9 +305,15 @@ func (h *httpServer) enableRPC(apis []rpc.API, config httpConfig) error {
if err := RegisterApis(apis, config.Modules, srv); err != nil {
return err
}

httpHandler, err := WrapHTTPHandler(srv)
if err != nil {
return err
}

h.httpConfig = config
h.httpHandler.Store(&rpcHandler{
Handler: NewHTTPHandlerStack(srv, config.CorsAllowedOrigins, config.Vhosts, config.jwtSecret),
Handler: NewHTTPHandlerStack(httpHandler, config.CorsAllowedOrigins, config.Vhosts, config.jwtSecret),
server: srv,
})
return nil
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