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log: optimize log

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This commit is contained in:
Nick Peng
2023-01-02 15:36:23 +08:00
parent 98ce7fd38c
commit d792e5f7f7
1 changed files with 5 additions and 4 deletions
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9
src/dns_client.c
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@@ -2308,16 +2308,17 @@ static int _dns_client_process_tcp(struct dns_server_info *server_info, struct e
len = _dns_client_socket_recv(server_info); len = _dns_client_socket_recv(server_info);
if (len < 0) { if (len < 0) {
/* no data to recv, try again */ /* no data to recv, try again */
if (errno == EAGAIN) { if (errno == EAGAIN || errno == EWOULDBLOCK) {
return 0; return 0;
} }
/* FOR GFW */ if (errno == ECONNRESET || errno == ENETUNREACH || errno == EHOSTUNREACH) {
if (errno == ECONNRESET) { tlog(TLOG_DEBUG, "recv failed, server %s:%d, %s\n", server_info->ip, server_info->port,
strerror(errno));
goto errout; goto errout;
} }
if (errno == ETIMEDOUT) { if (errno == ETIMEDOUT || errno == ECONNREFUSED) {
tlog(TLOG_INFO, "recv failed, server %s:%d, %s\n", server_info->ip, server_info->port, strerror(errno)); tlog(TLOG_INFO, "recv failed, server %s:%d, %s\n", server_info->ip, server_info->port, strerror(errno));
goto errout; goto errout;
} }