return "Unknown";
}
-int init_dhcpv6(const char *ifname, unsigned int options, int sol_timeout)
+int init_dhcpv6(const char *ifname, unsigned int options, int sk_prio, int sol_timeout)
{
client_options = options;
dhcpv6_retx[DHCPV6_MSG_SOLICIT].max_timeo = sol_timeout;
if (setsockopt(sock, SOL_SOCKET, SO_BINDTODEVICE, ifname, strlen(ifname)) < 0)
goto failure;
+ if (setsockopt(sock, SOL_SOCKET, SO_PRIORITY, &sk_prio, sizeof(sk_prio)) < 0)
+ goto failure;
+
struct sockaddr_in6 client_addr = { .sin6_family = AF_INET6,
.sin6_port = htons(DHCPV6_CLIENT_PORT), .sin6_flowinfo = 0 };
bool stateful_only_mode = 0;
struct odhcp6c_opt *opt;
int ia_pd_iaid_index = 0;
+ int sk_prio = 0;
int sol_timeout = DHCPV6_SOL_MAX_RT;
int verbosity = 0;
bool help = false, daemonize = false;
unsigned int ra_options = RA_RDNSS_DEFAULT_LIFETIME;
unsigned int ra_holdoff_interval = RA_MIN_ADV_INTERVAL;
- while ((c = getopt(argc, argv, "S::DN:V:P:FB:c:i:r:Ru:Ux:s:kt:m:Lhedp:fav")) != -1) {
+ while ((c = getopt(argc, argv, "S::DN:V:P:FB:c:i:r:Ru:Ux:s:kK:t:m:Lhedp:fav")) != -1) {
switch (c) {
case 'S':
allow_slaac_only = (optarg) ? atoi(optarg) : -1;
release = false;
break;
+ case 'K':
+ sk_prio = atoi(optarg);
+ break;
+
case 't':
sol_timeout = atoi(optarg);
break;
signal(SIGUSR2, sighandler);
if ((urandom_fd = open("/dev/urandom", O_CLOEXEC | O_RDONLY)) < 0 ||
- init_dhcpv6(ifname, client_options, sol_timeout) ||
+ init_dhcpv6(ifname, client_options, sk_prio, sol_timeout) ||
ra_init(ifname, &ifid, ra_options, ra_holdoff_interval) ||
script_init(script, ifname)) {
syslog(LOG_ERR, "failed to initialize: %s", strerror(errno));
" -a Don't send Accept Reconfigure option\n"
" -f Don't send Client FQDN option\n"
" -k Don't send a RELEASE when stopping\n"
+ " -K <sk-prio> Set packet kernel priority (0)\n"
" -t <seconds> Maximum timeout for DHCPv6-SOLICIT (120)\n"
" -m <seconds> Minimum time between accepting RA updates (3)\n"
" -L Ignore default lifetime for RDNSS records\n"
const char *str;
};
-int init_dhcpv6(const char *ifname, unsigned int client_options, int sol_timeout);
+int init_dhcpv6(const char *ifname, unsigned int client_options, int sk_prio, int sol_timeout);
int dhcpv6_set_ia_mode(enum odhcp6c_ia_mode na, enum odhcp6c_ia_mode pd, bool stateful_only);
int dhcpv6_request(enum dhcpv6_msg type);
int dhcpv6_poll_reconfigure(void);