int ipvs_init(void)
{
socklen_t len;
ipvs_func = ipvs_init;
#ifdef LIBIPVS_USE_NL
try_nl = 1;
if (ipvs_nl_send_message(NULL, NULL, NULL) == 0) {
try_nl = 1;
return ipvs_getinfo();
}
try_nl = 0;
#endif
len = sizeof(ipvs_info);
if ((sockfd = socket(AF_INET, SOCK_RAW, IPPROTO_RAW)) == -1)
return -1;
if (getsockopt(sockfd, IPPROTO_IP, IP_VS_SO_GET_INFO,
(char *)&ipvs_info, &len))
return -1;
return 0;
}
/* ------------------------------------------------------------ */
void ipvsfuncs_initialize(void) {
int ret;
ret = ipvs_init();
if (ret) {
LOGERROR("%s\n", ipvs_strerror(errno));
if (ipvsfuncs_modprobe_ipvs() || ipvs_init()) {
LOGERROR("Can't initialize ipvs [%s]", ipvs_strerror(errno));
exit(1);
}
}
ret = ipvs_getinfo();
if (ret) {
LOGINFO("%s", ipvs_strerror(errno));
exit(1);
} else {
LOGINFO("ipvs version: %d", ipvs_version());
}
}
