redis服务端主动断开链接后异步发送请求会导致coredump

[wciq1208]

#0 0x00007ffff67e1d16 in strlen () from /lib/x86_64-linux-gnu/libc.so.6
#1 0x00007ffff7345d34 in __redisClusterAsyncSetError (str=0xffffffff00000001 <error: Cannot access memory at address 0xffffffff00000001>, type=-1, acc=0x1020300) at hircluster.c:3971
#2 redisClusterAsyncFormattedCommand (acc=acc@entry=0x1020300, fn=fn@entry=0x52f5a2 <UserFeature::GetFeatureForRedis(redisClusterAsyncContext*, void*, void*)>, privdata=privdata@entry=0xfb03b0, cmd=, len=40) at hircluster.c:4535
#3 0x00007ffff7346017 in redisClustervAsyncCommand (acc=0x1020300, fn=0x52f5a2 <UserFeature::GetFeatureForRedis(redisClusterAsyncContext*, void*, void*)>, privdata=0xfb03b0, format=, ap=) at hircluster.c:4602
#4 0x00007ffff734614a in redisClusterAsyncCommand (acc=, fn=, privdata=, format=) at hircluster.c:4615
#5 0x000000000052f4f2 in UserFeature::GetFeature (this=0xfd4960, tmpData=0x807ee000, server=...) at /home/wciq1208/ClionProjects/online-server-cpp/src/index/UserFeature.cpp:22
#6 0x00000000004fbd2b in Server::Handler (this=0xfd1a48, req=0x807dc000, arg=...) at /home/wciq1208/ClionProjects/online-server-cpp/src/process/Server.cpp:93
#7 0x00000000004fb81d in Server::EvHandler (req=0x807dc000, arg=0xfd1a48) at /home/wciq1208/ClionProjects/online-server-cpp/src/process/Server.cpp:43
#8 0x00007ffff799cd74 in evhttp_handle_request (req=0x807dc000, arg=) at http.c:3039
#9 0x00007ffff799afbd in evhttp_read_body (evcon=evcon@entry=0x7ff6a3c0, req=req@entry=0x807dc000) at http.c:1028
#10 0x00007ffff799b4da in evhttp_get_body (evcon=0x7ff6a3c0, req=0x807dc000) at http.c:1969
#11 0x00007ffff798c16a in bufferevent_readcb (fd=3, event=, arg=0xfcd400) at bufferevent_sock.c:186
#12 0x00007ffff7980252 in event_persist_closure (ev=, base=0x1038000) at event.c:1319
#13 event_process_active_single_queue (activeq=0xfb0140, base=0x1038000) at event.c:1363
#14 event_process_active (base=) at event.c:1438
#15 event_base_loop (base=0x1038000, flags=0) at event.c:1639
#16 0x0000000000551270 in HttpServer::createThread (this=0xfd1a48) at /home/wciq1208/ClionProjects/online-server-cpp/src/process/HttpServer.cpp:67
#17 0x000000000052efd8 in std::_Mem_fn_base<signed char (HttpServer::)(), true>::_M_call<Server&> (this=0xfc2470, __object=...) at /usr/include/c++/5/functional:628
#18 0x000000000052ef60 in std::_Mem_fn_base<signed char (HttpServer::)(), true>::operator()<Server&, , void>(Server&) const (this=0xfc2470, __object=...) at /usr/include/c++/5/functional:610
#19 0x000000000052ef08 in std::_Mem_fn_base<signed char (HttpServer::)(), true>::operator()<Server, , void>(std::reference_wrapper) const (this=0xfc2470, __ref=...) at /usr/include/c++/5/functional:619
#20 0x000000000052eed3 in std::_Bind_simple<std::_Mem_fn<signed char (HttpServer::)()> (std::reference_wrapper)>::_M_invoke<0ul>(std::_Index_tuple<0ul>) (this=0xfc2468) at /usr/include/c++/5/functional:1531
#21 0x000000000052ed70 in std::_Bind_simple<std::_Mem_fn<signed char (HttpServer::)()> (std::reference_wrapper)>::operator()() (this=0xfc2468) at /usr/include/c++/5/functional:1520
#22 0x000000000052ecc0 in std::thread::_Impl<std::_Bind_simple<std::_Mem_fn<signed char (HttpServer::)()> (std::reference_wrapper)> >::_M_run() (this=0xfc2450) at /usr/include/c++/5/thread:115
#23 0x00007ffff6deec80 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#24 0x00007ffff7bc16fa in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0

本来想尝试在disconnectcallback当中重连，但是发现回调函数只提供ac作为参数而没有acc，导致不能使用异步适配器

[deep011]

你用的是release版，还是master分支？

[wciq1208]

master分支

[deep011]

能给我看你disconnectcallback的代码吗？

[deep011]

问题已修复，请下载最新master代码。
另外，不要在disconnectcallback函数中尝试重建链接，hiredis-vip的异步api会自动修复链接的。