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mirror of https://gitlab.isc.org/isc-projects/bind9 synced 2025-08-30 14:07:59 +00:00

Merge branch 'feature/master/unix-cleanup' into 'main'

Remove few lines in unix socket handling

See merge request isc-projects/bind9!2687
This commit is contained in:
Mark Andrews
2020-07-24 03:02:07 +00:00

View File

@@ -4242,22 +4242,33 @@ isc_socket_cleanunix(const isc_sockaddr_t *sockaddr, bool active) {
#define S_ISSOCK(mode) 0
#endif /* ifndef S_ISSOCK */
if (active) {
if (stat(sockaddr->type.sunix.sun_path, &sb) < 0) {
if (stat(sockaddr->type.sunix.sun_path, &sb) < 0) {
switch (errno) {
case ENOENT:
if (active) /* We exited cleanly last time */
break;
/* intentional falltrough */
default:
strerror_r(errno, strbuf, sizeof(strbuf));
isc_log_write(isc_lctx, ISC_LOGCATEGORY_GENERAL,
ISC_LOGMODULE_SOCKET, ISC_LOG_ERROR,
ISC_LOGMODULE_SOCKET,
active ? ISC_LOG_ERROR : ISC_LOG_WARNING,
"isc_socket_cleanunix: stat(%s): %s",
sockaddr->type.sunix.sun_path, strbuf);
return;
}
} else {
if (!(S_ISSOCK(sb.st_mode) || S_ISFIFO(sb.st_mode))) {
isc_log_write(isc_lctx, ISC_LOGCATEGORY_GENERAL,
ISC_LOGMODULE_SOCKET, ISC_LOG_ERROR,
ISC_LOGMODULE_SOCKET,
active ? ISC_LOG_ERROR : ISC_LOG_WARNING,
"isc_socket_cleanunix: %s: not a socket",
sockaddr->type.sunix.sun_path);
return;
}
}
if (active) {
if (unlink(sockaddr->type.sunix.sun_path) < 0) {
strerror_r(errno, strbuf, sizeof(strbuf));
isc_log_write(isc_lctx, ISC_LOGCATEGORY_GENERAL,
@@ -4278,29 +4289,6 @@ isc_socket_cleanunix(const isc_sockaddr_t *sockaddr, bool active) {
return;
}
if (stat(sockaddr->type.sunix.sun_path, &sb) < 0) {
switch (errno) {
case ENOENT: /* We exited cleanly last time */
break;
default:
strerror_r(errno, strbuf, sizeof(strbuf));
isc_log_write(isc_lctx, ISC_LOGCATEGORY_GENERAL,
ISC_LOGMODULE_SOCKET, ISC_LOG_WARNING,
"isc_socket_cleanunix: stat(%s): %s",
sockaddr->type.sunix.sun_path, strbuf);
break;
}
goto cleanup;
}
if (!(S_ISSOCK(sb.st_mode) || S_ISFIFO(sb.st_mode))) {
isc_log_write(isc_lctx, ISC_LOGCATEGORY_GENERAL,
ISC_LOGMODULE_SOCKET, ISC_LOG_WARNING,
"isc_socket_cleanunix: %s: not a socket",
sockaddr->type.sunix.sun_path);
goto cleanup;
}
if (connect(s, (const struct sockaddr *)&sockaddr->type.sunix,
sizeof(sockaddr->type.sunix)) < 0)
{
@@ -4326,7 +4314,6 @@ isc_socket_cleanunix(const isc_sockaddr_t *sockaddr, bool active) {
break;
}
}
cleanup:
close(s);
#else /* ifndef _WIN32 */
UNUSED(sockaddr);