+
+ len = sizeof (ipvs_info);
+
+ if (0 != getsockopt (sockfd, IPPROTO_IP, IP_VS_SO_GET_INFO,
+ (void *)&ipvs_info, &len)) {
+ char errbuf[1024];
+ log_err ("cipvs_init: getsockopt() failed: %s",
+ sstrerror (errno, errbuf, sizeof (errbuf)));
+ close (sockfd);
+ sockfd = -1;
+ return -1;
+ }
+
+ /* we need IPVS >= 1.1.4 */
+ if (ipvs_info.version < ((1 << 16) + (1 << 8) + 4)) {
+ log_err ("cipvs_init: IPVS version too old (%d.%d.%d < %d.%d.%d)",
+ NVERSION (ipvs_info.version), 1, 1, 4);
+ close (sockfd);
+ sockfd = -1;
+ return -1;
+ }
+ else {
+ log_info ("Successfully connected to IPVS %d.%d.%d",
+ NVERSION (ipvs_info.version));
+ }