Test fixes

src/core/channel/channel_stack.c

@@ -116,8 +116,8 @@ void grpc_channel_stack_init(grpc_exec_ctx *exec_ctx, int initial_refs,
   size_t i;
 
   stack->count = filter_count;
-  gpr_ref_init(&stack->refcount.refs, initial_refs);
+  GRPC_STREAM_REF_INIT(&stack->refcount, initial_refs, destroy, destroy_arg,
-  grpc_closure_init(&stack->refcount.destroy, destroy, destroy_arg);
+                       "CHANNEL_STACK");
   elems = CHANNEL_ELEMS_FROM_STACK(stack);
   user_data =
       ((char *)elems) +
@@ -169,8 +169,8 @@ void grpc_call_stack_init(grpc_exec_ctx *exec_ctx,
   size_t i;
 
   call_stack->count = count;
-  gpr_ref_init(&call_stack->refcount.refs, initial_refs);
+  GRPC_STREAM_REF_INIT(&call_stack->refcount, initial_refs, destroy,
-  grpc_closure_init(&call_stack->refcount.destroy, destroy, destroy_arg);
+                       destroy_arg, "CALL_STACK");
   call_elems = CALL_ELEMS_FROM_STACK(call_stack);
   user_data = ((char *)call_elems) +
               ROUND_UP_TO_ALIGNMENT_SIZE(count * sizeof(grpc_call_element));

src/core/client_config/lb_policies/pick_first.c

@@ -363,9 +363,9 @@ static void pf_broadcast(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
   gpr_mu_unlock(&p->mu);
 
   for (i = 0; i < n; i++) {
-    if (selected == grpc_subchannel_get_connected_subchannel(subchannels[i]))
+    if (selected != grpc_subchannel_get_connected_subchannel(subchannels[i])) {
-      continue;
+      grpc_subchannel_process_transport_op(exec_ctx, subchannels[i], op);
-    grpc_subchannel_process_transport_op(exec_ctx, subchannels[i], op);
+    }
     GRPC_SUBCHANNEL_UNREF(exec_ctx, subchannels[i], "pf_broadcast");
   }
   if (p->selected) {

src/core/surface/call.c

@@ -739,8 +739,15 @@ static void execute_op(grpc_exec_ctx *exec_ctx, grpc_call *call,
 char *grpc_call_get_peer(grpc_call *call) {
   grpc_call_element *elem = CALL_ELEM_FROM_CALL(call, 0);
   grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
-  char *result = elem->filter->get_peer(&exec_ctx, elem);
+  char *result;
   GRPC_API_TRACE("grpc_call_get_peer(%p)", 1, (call));
+  result = elem->filter->get_peer(&exec_ctx, elem);
+  if (result == NULL) {
+    result = grpc_channel_get_target(call->channel);
+  }
+  if (result == NULL) {
+    result = gpr_strdup("unknown");
+  }
   grpc_exec_ctx_finish(&exec_ctx);
   return result;
 }

src/core/surface/channel.h

@@ -53,7 +53,7 @@ grpc_mdelem *grpc_channel_get_reffed_status_elem(grpc_channel *channel,
                                                  int status_code);
 gpr_uint32 grpc_channel_get_max_message_length(grpc_channel *channel);
 
-#ifdef GRPC_CHANNEL_REF_COUNT_DEBUG
+#ifdef GRPC_STREAM_REFCOUNT_DEBUG
 void grpc_channel_internal_ref(grpc_channel *channel, const char *reason);
 void grpc_channel_internal_unref(grpc_exec_ctx *exec_ctx, grpc_channel *channel,
                                  const char *reason);

src/core/transport/chttp2_transport.c

@@ -898,10 +898,16 @@ static void perform_transport_op(grpc_exec_ctx *exec_ctx, grpc_transport *gt,
 
   grpc_exec_ctx_enqueue(exec_ctx, op->on_consumed, 1);
 
-  if (op->on_connectivity_state_change) {
+  if (op->on_connectivity_state_change != NULL) {
-    grpc_connectivity_state_notify_on_state_change(
+    if (op->connectivity_state != NULL) {
-        exec_ctx, &t->channel_callback.state_tracker, op->connectivity_state,
+      grpc_connectivity_state_notify_on_state_change(
-        op->on_connectivity_state_change);
+          exec_ctx, &t->channel_callback.state_tracker, op->connectivity_state,
+          op->on_connectivity_state_change);
+    } else {
+      grpc_connectivity_state_change_unsubscribe(
+          exec_ctx, &t->channel_callback.state_tracker,
+          op->on_connectivity_state_change);
+    }
   }
 
   if (op->send_goaway) {

src/core/transport/transport.c

@@ -40,8 +40,8 @@
 #ifdef GRPC_STREAM_REFCOUNT_DEBUG
 void grpc_stream_ref(grpc_stream_refcount *refcount, const char *reason) {
   gpr_atm val = gpr_atm_no_barrier_load(&refcount->refs.count);
-  gpr_log(GPR_DEBUG, "STREAM %p:%p   REF %d->%d %s", refcount,
+  gpr_log(GPR_DEBUG, "%s %p:%p   REF %d->%d %s", refcount->object_type,
-          refcount->destroy.cb_arg, val, val + 1, reason);
+          refcount, refcount->destroy.cb_arg, val, val + 1, reason);
 #else
 void grpc_stream_ref(grpc_stream_refcount *refcount) {
 #endif
@@ -52,8 +52,8 @@ void grpc_stream_ref(grpc_stream_refcount *refcount) {
 void grpc_stream_unref(grpc_exec_ctx *exec_ctx, grpc_stream_refcount *refcount,
                        const char *reason) {
   gpr_atm val = gpr_atm_no_barrier_load(&refcount->refs.count);
-  gpr_log(GPR_DEBUG, "STREAM %p:%p UNREF %d->%d %s", refcount,
+  gpr_log(GPR_DEBUG, "%s %p:%p UNREF %d->%d %s", refcount->object_type,
-          refcount->destroy.cb_arg, val, val - 1, reason);
+          refcount, refcount->destroy.cb_arg, val, val - 1, reason);
 #else
 void grpc_stream_unref(grpc_exec_ctx *exec_ctx,
                        grpc_stream_refcount *refcount) {
@@ -63,6 +63,19 @@ void grpc_stream_unref(grpc_exec_ctx *exec_ctx,
   }
 }
 
+#ifdef GRPC_STREAM_REFCOUNT_DEBUG
+void grpc_stream_ref_init(grpc_stream_refcount *refcount, int initial_refs,
+                          grpc_iomgr_cb_func cb, void *cb_arg,
+                          const char *object_type) {
+  refcount->object_type = object_type;
+#else
+void grpc_stream_ref_init(grpc_stream_refcount *refcount, int initial_refs,
+                          grpc_iomgr_cb_func cb, void *cb_arg) {
+#endif
+  gpr_ref_init(&refcount->refs, initial_refs);
+  grpc_closure_init(&refcount->destroy, cb, cb_arg);
+}
+
 size_t grpc_transport_stream_size(grpc_transport *transport) {
   return transport->vtable->sizeof_stream;
 }

src/core/transport/transport.h

@@ -50,19 +50,32 @@ typedef struct grpc_transport grpc_transport;
    for a stream. */
 typedef struct grpc_stream grpc_stream;
 
+/*#define GRPC_STREAM_REFCOUNT_DEBUG*/
+
 typedef struct grpc_stream_refcount {
   gpr_refcount refs;
   grpc_closure destroy;
+#ifdef GRPC_STREAM_REFCOUNT_DEBUG
+  const char *object_type;
+#endif
 } grpc_stream_refcount;
 
-/*#define GRPC_STREAM_REFCOUNT_DEBUG*/
 #ifdef GRPC_STREAM_REFCOUNT_DEBUG
+void grpc_stream_ref_init(grpc_stream_refcount *refcount, int initial_refs,
+                          grpc_iomgr_cb_func cb, void *cb_arg,
+                          const char *object_type);
 void grpc_stream_ref(grpc_stream_refcount *refcount, const char *reason);
 void grpc_stream_unref(grpc_exec_ctx *exec_ctx, grpc_stream_refcount *refcount,
                        const char *reason);
+#define GRPC_STREAM_REF_INIT(rc, ir, cb, cb_arg, objtype) \
+  grpc_stream_ref_init(rc, ir, cb, cb_arg, objtype)
 #else
+void grpc_stream_ref_init(grpc_stream_refcount *refcount, int initial_refs,
+                          grpc_iomgr_cb_func cb, void *cb_arg);
 void grpc_stream_ref(grpc_stream_refcount *refcount);
 void grpc_stream_unref(grpc_exec_ctx *exec_ctx, grpc_stream_refcount *refcount);
+#define GRPC_STREAM_REF_INIT(rc, ir, cb, cb_arg, objtype) \
+  grpc_stream_ref_init(rc, ir, cb, cb_arg)
 #endif
 
 /* Transport stream op: a set of operations to perform on a transport

test/core/end2end/fixtures/h2_uchannel.c

@@ -241,6 +241,10 @@ static void state_changed(grpc_exec_ctx *exec_ctx, void *arg, int success) {
   }
 }
 
+static void destroy_pollset(grpc_exec_ctx *exec_ctx, void *arg, int success) {
+  grpc_pollset_destroy(arg);
+}
+
 static grpc_connected_subchannel *connect_subchannel(grpc_subchannel *c) {
   grpc_pollset pollset;
   grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
@@ -259,6 +263,8 @@ static grpc_connected_subchannel *connect_subchannel(grpc_subchannel *c) {
     grpc_exec_ctx_flush(&exec_ctx);
     gpr_mu_lock(GRPC_POLLSET_MU(&pollset));
   }
+  grpc_pollset_shutdown(&exec_ctx, &pollset,
+                        grpc_closure_create(destroy_pollset, &pollset));
   gpr_mu_unlock(GRPC_POLLSET_MU(&pollset));
   grpc_subchannel_del_interested_party(&exec_ctx, c, &pollset);
   grpc_exec_ctx_finish(&exec_ctx);

test/core/end2end/tests/binary_metadata.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/cancel_after_accept.c

@@ -55,8 +55,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/cancel_after_client_done.c

@@ -55,8 +55,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/cancel_after_invoke.c

@@ -56,8 +56,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s/%s", test_name, config.name, mode.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/cancel_before_invoke.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/cancel_in_a_vacuum.c

@@ -55,8 +55,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/cancel_with_status.c

@@ -56,8 +56,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/census_simple_request.c

@@ -56,8 +56,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/compressed_payload.c

@@ -59,8 +59,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/empty_batch.c

@@ -56,8 +56,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/graceful_server_shutdown.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/high_initial_seqno.c

@@ -56,8 +56,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/hpack_size.c

@@ -241,8 +241,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/invoke_large_request.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/large_metadata.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/max_concurrent_streams.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/max_message_length.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/metadata.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/negative_deadline.c

@@ -56,8 +56,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/no_op.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/payload.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/ping_pong_streaming.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/registered_call.c

@@ -56,8 +56,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/request_with_flags.c

@@ -55,8 +55,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/request_with_payload.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/server_finishes_request.c

@@ -56,8 +56,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/shutdown_finishes_calls.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/shutdown_finishes_tags.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/simple_request.c

@@ -56,8 +56,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }
 

test/core/end2end/tests/trailing_metadata.c

@@ -54,8 +54,8 @@ static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f;
   gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
   f = config.create_fixture(client_args, server_args);
-  config.init_client(&f, client_args);
   config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
   return f;
 }