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fix(exproto): retry the grpc request if the stream closed

This commit is contained in:
JianBo He 2021-08-07 17:03:54 +08:00 committed by turtleDeng
parent bf0036bf81
commit 5854bfab57
2 changed files with 16 additions and 9 deletions
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12
apps/emqx_exproto/src/emqx_exproto_channel.erl
View File

@ -243,7 +243,7 @@ handle_timeout(_TRef, {keepalive, StatVal},
end;
handle_timeout(_TRef, force_close, Channel = #channel{closed_reason = Reason}) ->
{shutdown, {error, {force_close, Reason}}, Channel};
{shutdown, Reason, Channel};
handle_timeout(_TRef, Msg, Channel) ->
?WARN("Unexpected timeout: ~p", [Msg]),
@ -269,7 +269,7 @@ handle_call({auth, ClientInfo0, Password},
Channel = #channel{conninfo = ConnInfo,
clientinfo = ClientInfo}) ->
ClientInfo1 = enrich_clientinfo(ClientInfo0, ClientInfo),
NConnInfo = enrich_conninfo(ClientInfo1, ConnInfo),
NConnInfo = enrich_conninfo(ClientInfo0, ConnInfo),
Channel1 = Channel#channel{conninfo = NConnInfo,
clientinfo = ClientInfo1},
@ -373,13 +373,13 @@ handle_info({sock_closed, Reason},
case queue:len(Queue) =:= 0
andalso Inflight =:= undefined of
true ->
Channel1 = ensure_disconnected({sock_closed, Reason}, Channel),
{shutdown, {sock_closed, Reason}, Channel1};
Channel1 = ensure_disconnected(Reason, Channel),
{shutdown, Reason, Channel1};
_ ->
%% delayed close process for flushing all callback funcs to gRPC server
Channel1 = Channel#channel{closed_reason = {sock_closed, Reason}},
Channel1 = Channel#channel{closed_reason = Reason},
Channel2 = ensure_timer(force_timer, Channel1),
{ok, ensure_disconnected({sock_closed, Reason}, Channel2)}
{ok, ensure_disconnected(Reason, Channel2)}
end;
handle_info({hreply, on_socket_created, ok}, Channel) ->

13
apps/emqx_exproto/src/emqx_exproto_gcli.erl
View File

@ -89,15 +89,22 @@ handle_cast({rpc, Fun, Req, Options, From}, State = #state{streams = Streams}) -
{ok, Stream} ->
case catch grpc_client:send(Stream, Req) of
ok ->
?LOG(debug, "Send to ~p method successfully, request: ~0p", [Fun, Req]),
?LOG(debug, "Send to ~s method successfully, request: ~0p", [Fun, Req]),
reply(From, Fun, ok),
{noreply, State#state{streams = Streams#{Fun => Stream}}};
{'EXIT', {not_found, _Stk}} ->
%% Not found the stream, reopen it
?LOG(info, "Can not find the old stream ref for ~s; "
"re-try with a new stream!", [Fun]),
handle_cast({rpc, Fun, Req, Options, From},
State#state{streams = maps:remove(Fun, Streams)});
{'EXIT', {timeout, _Stk}} ->
?LOG(error, "Send to ~p method timeout, request: ~0p", [Fun, Req]),
?LOG(error, "Send to ~s method timeout, request: ~0p", [Fun, Req]),
reply(From, Fun, {error, timeout}),
{noreply, State#state{streams = Streams#{Fun => Stream}}};
{'EXIT', {Reason1, _Stk}} ->
?LOG(error, "Send to ~p method failure, request: ~0p, stacktrace: ~0p", [Fun, Req, _Stk]),
?LOG(error, "Send to ~s method failure, request: ~0p, reason: ~p, "
"stacktrace: ~0p", [Fun, Req, Reason1, _Stk]),
reply(From, Fun, {error, Reason1}),
{noreply, State#state{streams = Streams#{Fun => undefined}}}
end