return -1;
}
+ if (lease->dhcpv4_leasetime > 0)
+ a->leasetime = lease->dhcpv4_leasetime;
+
a->clid_len = duid_len;
a->length = 128;
if (lease->hostid) {
odhcpd_urandom(a->key, sizeof(a->key));
memcpy(a->clid_data, lease->duid, lease->duid_len);
memcpy(a->mac, lease->mac.ether_addr_octet, sizeof(a->mac));
+ /* Infinite valid */
+ a->valid_until = 0;
// Assign to all interfaces
struct dhcpv6_assignment *c;
odhcpd_hexlify(duidbuf, c->clid_data, c->clid_len);
// iface DUID iaid hostname lifetime assigned length [addrs...]
- int l = snprintf(leasebuf, sizeof(leasebuf), "# %s %s %x %s %u %x %u ",
+ int l = snprintf(leasebuf, sizeof(leasebuf), "# %s %s %x %s %ld %x %u ",
iface->ifname, duidbuf, ntohl(c->iaid),
(c->hostname ? c->hostname : "-"),
- (unsigned)(c->valid_until > now ?
- (c->valid_until - now + wall_time) : 0),
+ (c->valid_until > now ?
+ (c->valid_until - now + wall_time) :
+ (INFINITE_VALID(c->valid_until) ? -1 : 0)),
c->assigned, (unsigned)c->length);
struct in6_addr addr;
m = i;
for (size_t i = 0; i < addrlen; ++i) {
- if (addrs[i].prefix > 96 || c->valid_until <= now ||
+ if (addrs[i].prefix > 96 || (!INFINITE_VALID(c->valid_until) && c->valid_until <= now) ||
(iface->managed < RELAYD_MANAGED_NO_AFLAG && i != m &&
addrs[i].prefix == 64))
continue;
odhcpd_hexlify(duidbuf, c->hwaddr, sizeof(c->hwaddr));
// iface DUID iaid hostname lifetime assigned length [addrs...]
- int l = snprintf(leasebuf, sizeof(leasebuf), "# %s %s ipv4 %s %u %x 32 ",
+ int l = snprintf(leasebuf, sizeof(leasebuf), "# %s %s ipv4 %s %ld %x 32 ",
iface->ifname, duidbuf,
(c->hostname ? c->hostname : "-"),
- (unsigned)(c->valid_until > now ?
- (c->valid_until - now + wall_time) : 0),
+ (c->valid_until > now ?
+ (c->valid_until - now + wall_time) :
+ (INFINITE_VALID(c->valid_until) ? -1 : 0)),
c->addr);
struct in_addr addr = {htonl(c->addr)};
struct list_head reassign = LIST_HEAD_INIT(reassign);
struct dhcpv6_assignment *c, *d;
list_for_each_entry_safe(c, d, &iface->ia_assignments, head) {
- if (c->clid_len == 0 || c->valid_until < now || c->managed_size)
+ if (c->clid_len == 0 || (!INFINITE_VALID(c->valid_until) && c->valid_until < now) ||
+ c->managed_size)
continue;
if (c->length < 128 && c->assigned >= border->assigned && c != border)
struct dhcpv6_assignment *a, *n;
list_for_each_entry_safe(a, n, &iface->ia_assignments, head) {
- if (a->valid_until < now) {
+ if (!INFINITE_VALID(a->valid_until) && a->valid_until < now) {
if ((a->length < 128 && a->clid_len > 0) ||
(a->length == 128 && a->clid_len == 0)) {
list_del(&a->head);
datalen += sizeof(stat);
} else {
if (a) {
- uint32_t leasetime = iface->dhcpv4_leasetime;
+ uint32_t leasetime;
+ if (a->leasetime > 0) {
+ leasetime = a->leasetime;
+ } else {
+ leasetime = iface->dhcpv4_leasetime;
+ }
if (leasetime == 0)
leasetime = 3600;
else if (leasetime < 60)
}
}
- a->valid_until = valid + now;
- out.t1 = htonl(pref * 5 / 10);
- out.t2 = htonl(pref * 8 / 10);
+ if (!INFINITE_VALID(a->valid_until))
+ /* UINT32_MAX is considered as infinite leasetime */
+ a->valid_until = (valid == UINT32_MAX) ? 0 : valid + now;
+
+ out.t1 = htonl((pref == UINT32_MAX) ? pref : pref * 5 / 10);
+ out.t2 = htonl((pref == UINT32_MAX) ? pref : pref * 8 / 10);
if (!out.t1)
out.t1 = htonl(1);
if (((c->clid_len == clid_len && !memcmp(c->clid_data, clid_data, clid_len)) ||
(c->clid_len >= clid_len && !c->clid_data[0] && !c->clid_data[1]
&& !memcmp(c->mac, mac, sizeof(mac)))) &&
- (c->iaid == ia->iaid || c->valid_until < now) &&
+ (c->iaid == ia->iaid || INFINITE_VALID(c->valid_until) || now < c->valid_until) &&
((is_pd && c->length <= 64) || (is_na && c->length == 128))) {
a = c;
a->length = reqlen;
a->peer = *addr;
a->assigned = reqhint;
+ // Set valid time to current time indicating
+ // assignment is not having infinite lifetime
+ a->valid_until = now;
if (first)
memcpy(a->key, first->key, sizeof(a->key));
// Was only a solicitation: mark binding for removal
if (assigned && hdr->msg_type == DHCPV6_MSG_SOLICIT) {
- a->valid_until = 0;
+ if (!INFINITE_VALID(a->valid_until))
+ a->valid_until = now;
} else if (assigned && hdr->msg_type == DHCPV6_MSG_REQUEST) {
if (hostname_len > 0) {
a->hostname = realloc(a->hostname, hostname_len + 1);
if (a)
apply_lease(iface, a, true);
} else if (hdr->msg_type == DHCPV6_MSG_RELEASE) {
- a->valid_until = 0;
+ if (!INFINITE_VALID(a->valid_until))
+ a->valid_until = now - 1;
+
apply_lease(iface, a, false);
- } else if (hdr->msg_type == DHCPV6_MSG_DECLINE && a->length == 128) {
+ } else if (hdr->msg_type == DHCPV6_MSG_DECLINE && a->length == 128 &&
+ !INFINITE_VALID(a->valid_until)) {
a->clid_len = 0;
a->valid_until = now + 3600; // Block address for 1h
}