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- Squelch log messages from tcp send about connection reset by peer.

Browse source 
They can be enabled with verbosity at higher values for diagnosing
  network connectivity issues.
This commit is contained in:
W.C.A. Wijngaards 2019-05-13 10:39:39 +02:00
parent a922a19d70
commit a95f5fd5cb
2 changed files with 17 additions and 0 deletions
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5
doc/Changelog
View file

@ -1,3 +1,8 @@
13 May 2019: Wouter
- Squelch log messages from tcp send about connection reset by peer.
They can be enabled with verbosity at higher values for diagnosing
network connectivity issues.
9 May 2019: Wouter
- Revert fix for oss-fuzz, error is in that build script that
unconditionally includes .o files detected by configure, also

12
util/netevent.c
View file

@ -1648,6 +1648,10 @@ comm_point_tcp_handle_write(int fd, struct comm_point* c)
#endif
if(errno == EINTR || errno == EAGAIN)
return 1;
#ifdef ECONNRESET
if(errno == ECONNRESET && verbosity < 2)
return 0; /* silence reset by peer */
#endif
# ifdef HAVE_WRITEV
log_err_addr("tcp writev", strerror(errno),
&c->repinfo.addr, c->repinfo.addrlen);
@ -1665,6 +1669,8 @@ comm_point_tcp_handle_write(int fd, struct comm_point* c)
UB_EV_WRITE);
return 1;
}
if(WSAGetLastError() == WSAECONNRESET && verbosity < 2)
return 0; /* silence reset by peer */
log_err_addr("tcp send s",
wsa_strerror(WSAGetLastError()),
&c->repinfo.addr, c->repinfo.addrlen);
@ -1688,6 +1694,10 @@ comm_point_tcp_handle_write(int fd, struct comm_point* c)
#ifndef USE_WINSOCK
if(errno == EINTR || errno == EAGAIN)
return 1;
#ifdef ECONNRESET
if(errno == ECONNRESET && verbosity < 2)
return 0; /* silence reset by peer */
#endif
log_err_addr("tcp send r", strerror(errno),
&c->repinfo.addr, c->repinfo.addrlen);
#else
@ -1697,6 +1707,8 @@ comm_point_tcp_handle_write(int fd, struct comm_point* c)
ub_winsock_tcp_wouldblock(c->ev->ev, UB_EV_WRITE);
return 1;
}
if(WSAGetLastError() == WSAECONNRESET && verbosity < 2)
return 0; /* silence reset by peer */
log_err_addr("tcp send r", wsa_strerror(WSAGetLastError()),
&c->repinfo.addr, c->repinfo.addrlen);
#endif