diff options
Diffstat (limited to 'sql/net_serv.cc')
| -rw-r--r-- | sql/net_serv.cc | 54 |
1 files changed, 46 insertions, 8 deletions
diff --git a/sql/net_serv.cc b/sql/net_serv.cc index 3dff8442..af65d92c 100644 --- a/sql/net_serv.cc +++ b/sql/net_serv.cc @@ -74,7 +74,13 @@ static int inline EXTRA_DEBUG_fflush(...) { return 0; } #ifdef MYSQL_SERVER #include <sql_class.h> #include <sql_connect.h> -#define MYSQL_SERVER_my_error my_error + +static void inline MYSQL_SERVER_my_error(uint error, myf flags) +{ + my_error(error, + flags | MYF(global_system_variables.log_warnings > 3 ? ME_ERROR_LOG : 0)); +} + #else static void inline MYSQL_SERVER_my_error(...) {} #endif @@ -157,6 +163,7 @@ my_bool my_net_init(NET *net, Vio *vio, void *thd, uint my_flags) net->net_skip_rest_factor= 0; net->last_errno=0; net->pkt_nr_can_be_reset= 0; + net->using_proxy_protocol= 0; net->thread_specific_malloc= MY_TEST(my_flags & MY_THREAD_SPECIFIC); net->thd= 0; #ifdef MYSQL_SERVER @@ -211,6 +218,7 @@ void net_end(NET *net) DBUG_ENTER("net_end"); my_free(net->buff); net->buff=0; + net->using_proxy_protocol= 0; DBUG_VOID_RETURN; } @@ -766,7 +774,19 @@ net_real_write(NET *net,const uchar *packet, size_t len) #endif /* !defined(MYSQL_SERVER) */ net->error= 2; /* Close socket */ net->last_errno= (interrupted ? ER_NET_WRITE_INTERRUPTED : - ER_NET_ERROR_ON_WRITE); + ER_NET_ERROR_ON_WRITE); +#ifdef MYSQL_SERVER + if (global_system_variables.log_warnings > 3) + { + my_printf_error(net->last_errno, + "Could not write packet: fd: %lld state: %d " + "errno: %d vio_errno: %d length: %ld", + MYF(ME_ERROR_LOG), + (longlong) vio_fd(net->vio), (int) net->vio->state, + vio_errno(net->vio), net->last_errno, (ulong) (end-pos)); + break; + } +#endif MYSQL_SERVER_my_error(net->last_errno, MYF(0)); break; } @@ -937,6 +957,7 @@ static handle_proxy_header_result handle_proxy_header(NET *net) return RETRY; /* Change peer address in THD and ACL structures.*/ uint host_errors; + net->using_proxy_protocol= 1; return (handle_proxy_header_result)thd_set_peer_addr(thd, &(peer_info.peer_addr), NULL, peer_info.port, false, &host_errors); @@ -1064,20 +1085,34 @@ retry: (longlong) vio_fd(net->vio)); } #ifndef MYSQL_SERVER - if (length != 0 && vio_errno(net->vio) == SOCKET_EINTR) + if (length != 0 && vio_should_retry(net->vio)) { DBUG_PRINT("warning",("Interrupted read. Retrying...")); continue; } #endif - DBUG_PRINT("error",("Couldn't read packet: remain: %u errno: %d length: %ld", + DBUG_PRINT("error",("Could not read packet: remain: %u errno: %d length: %ld", remain, vio_errno(net->vio), (long) length)); len= packet_error; net->error= 2; /* Close socket */ net->last_errno= (vio_was_timeout(net->vio) ? - ER_NET_READ_INTERRUPTED : - ER_NET_READ_ERROR); - MYSQL_SERVER_my_error(net->last_errno, MYF(0)); + ER_NET_READ_INTERRUPTED : + ER_NET_READ_ERROR); +#ifdef MYSQL_SERVER + if (global_system_variables.log_warnings > 3) + { + my_printf_error(net->last_errno, + "Could not read packet: fd: %lld state: %d " + "remain: %u errno: %d vio_errno: %d " + "length: %lld", + MYF(ME_ERROR_LOG), + (longlong) vio_fd(net->vio), (int) net->vio->state, + remain, vio_errno(net->vio), net->last_errno, + (longlong) length); + } + else + my_error(net->last_errno, MYF(0)); +#endif /* MYSQL_SERVER */ goto end; } remain -= (uint32) length; @@ -1282,7 +1317,10 @@ ulong my_net_read_packet(NET *net, my_bool read_from_server) { ulong reallen = 0; - return my_net_read_packet_reallen(net, read_from_server, &reallen); + ulong length; + DBUG_ENTER("my_net_read_packet"); + length= my_net_read_packet_reallen(net, read_from_server, &reallen); + DBUG_RETURN(length); } |