diff --git a/src/core/ext/transport/chttp2/transport/chttp2_transport.c b/src/core/ext/transport/chttp2/transport/chttp2_transport.c index 127e1cdc132..4e3c7ff681f 100644 --- a/src/core/ext/transport/chttp2/transport/chttp2_transport.c +++ b/src/core/ext/transport/chttp2/transport/chttp2_transport.c @@ -954,6 +954,16 @@ static void complete_fetch(grpc_exec_ctx *exec_ctx, void *gs, static void do_nothing(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {} +static void log_metadata(const grpc_metadata_batch *md_batch, uint32_t id, + bool is_client, bool is_initial) { + for (grpc_linked_mdelem *md = md_batch->list.head; md != md_batch->list.tail; + md = md->next) { + gpr_log(GPR_INFO, "HTTP:%d:%s:%s: %s: %s", id, is_initial ? "HDR" : "TRL", + is_client ? "CLI" : "SVR", grpc_mdstr_as_c_string(md->md->key), + grpc_mdstr_as_c_string(md->md->value)); + } +} + static void perform_stream_op_locked(grpc_exec_ctx *exec_ctx, void *stream_op, grpc_error *error_ignored) { GPR_TIMER_BEGIN("perform_stream_op_locked", 0); @@ -967,6 +977,12 @@ static void perform_stream_op_locked(grpc_exec_ctx *exec_ctx, void *stream_op, gpr_log(GPR_DEBUG, "perform_stream_op_locked: %s; on_complete = %p", str, op->on_complete); gpr_free(str); + if (op->send_initial_metadata) { + log_metadata(op->send_initial_metadata, s->id, t->is_client, true); + } + if (op->send_trailing_metadata) { + log_metadata(op->send_trailing_metadata, s->id, t->is_client, false); + } } grpc_closure *on_complete = op->on_complete;