X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=libmemcached%2Fconnect.cc;h=5d180d185e0208004270c707887a51499e26b91b;hb=9b13e23dc5a1c11b93cefc9f188cf459af68bede;hp=dfe69c0b3d51424172360e6ce365e4e7be1fdf0a;hpb=40353ce2b76875202b3d37ad32c645ec18933bed;p=awesomized%2Flibmemcached diff --git a/libmemcached/connect.cc b/libmemcached/connect.cc index dfe69c0b..5d180d18 100644 --- a/libmemcached/connect.cc +++ b/libmemcached/connect.cc @@ -173,7 +173,8 @@ static memcached_return_t set_hostinfo(org::libmemcached::Instance* server) hints.ai_protocol= IPPROTO_TCP; } - server->address_info= NULL; + assert(server->address_info == NULL); + assert(server->address_info_next == NULL); int errcode; switch(errcode= getaddrinfo(server->hostname, str_port, &hints, &server->address_info)) { @@ -181,19 +182,49 @@ static memcached_return_t set_hostinfo(org::libmemcached::Instance* server) break; case EAI_AGAIN: + if (server->address_info) + { + freeaddrinfo(server->address_info); + server->address_info= NULL; + server->address_info_next= NULL; + } return memcached_set_error(*server, MEMCACHED_TIMEOUT, MEMCACHED_AT, memcached_string_make_from_cstr(gai_strerror(errcode))); case EAI_SYSTEM: + if (server->address_info) + { + freeaddrinfo(server->address_info); + server->address_info= NULL; + server->address_info_next= NULL; + } return memcached_set_errno(*server, errno, MEMCACHED_AT, memcached_literal_param("getaddrinfo(EAI_SYSTEM)")); case EAI_BADFLAGS: + if (server->address_info) + { + freeaddrinfo(server->address_info); + server->address_info= NULL; + server->address_info_next= NULL; + } return memcached_set_error(*server, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT, memcached_literal_param("getaddrinfo(EAI_BADFLAGS)")); case EAI_MEMORY: + if (server->address_info) + { + freeaddrinfo(server->address_info); + server->address_info= NULL; + server->address_info_next= NULL; + } return memcached_set_error(*server, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT, memcached_literal_param("getaddrinfo(EAI_MEMORY)")); default: { + if (server->address_info) + { + freeaddrinfo(server->address_info); + server->address_info= NULL; + server->address_info_next= NULL; + } return memcached_set_error(*server, MEMCACHED_HOST_LOOKUP_FAILURE, MEMCACHED_AT, memcached_string_make_from_cstr(gai_strerror(errcode))); } } @@ -259,6 +290,7 @@ static void set_socket_options(org::libmemcached::Instance* server) int error= setsockopt(server->fd, SOL_SOCKET, SO_SNDTIMEO, &waittime, (socklen_t)sizeof(struct timeval)); + (void)error; assert(error == 0); } #endif @@ -284,11 +316,14 @@ static void set_socket_options(org::libmemcached::Instance* server) int set= 1; int error= setsockopt(server->fd, SOL_SOCKET, SO_NOSIGPIPE, (void *)&set, sizeof(int)); + assert(error == 0); + // This is not considered a fatal error if (error == -1) { - WATCHPOINT_ERRNO(get_socket_errno()); +#if 0 perror("setsockopt(SO_NOSIGPIPE)"); +#endif } } #endif @@ -421,24 +456,7 @@ static memcached_return_t network_connect(org::libmemcached::Instance* server) { WATCHPOINT_ASSERT(server->state == MEMCACHED_SERVER_STATE_NEW); server->address_info_next= NULL; - memcached_return_t rc; - uint32_t counter= 5; - while (--counter) - { - if ((rc= set_hostinfo(server)) != MEMCACHED_TIMEOUT) - { - break; - } - -#ifndef WIN32 - struct timespec dream, rem; - - dream.tv_nsec= 1000; - dream.tv_sec= 0; - - nanosleep(&dream, &rem); -#endif - } + memcached_return_t rc= set_hostinfo(server); if (memcached_failed(rc)) {