*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License v2 as published by
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License v2 as published by
static void reconf_timer(struct uloop_timeout *event);
static struct uloop_timeout reconf_event = {.cb = reconf_timer};
static uint32_t serial = 0;
static uint8_t statemd5[16];
static void reconf_timer(struct uloop_timeout *event);
static struct uloop_timeout reconf_event = {.cb = reconf_timer};
static uint32_t serial = 0;
static uint8_t statemd5[16];
int setup_dhcpv6_ia_interface(struct interface *iface, bool enable)
{
if (!enable && iface->ia_assignments.next) {
int setup_dhcpv6_ia_interface(struct interface *iface, bool enable)
{
if (!enable && iface->ia_assignments.next) {
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));
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));
return odhcpd_send(iface->dhcpv6_event.uloop.fd, &assign->peer, &iov, 1, iface);
}
return odhcpd_send(iface->dhcpv6_event.uloop.fd, &assign->peer, &iov, 1, iface);
}
if (iface->dhcpv6 == RELAYD_SERVER && iface->ia_assignments.next) {
struct dhcpv6_assignment *c;
list_for_each_entry(c, &iface->ia_assignments, head) {
if (iface->dhcpv6 == RELAYD_SERVER && iface->ia_assignments.next) {
struct dhcpv6_assignment *c;
list_for_each_entry(c, &iface->ia_assignments, head) {
odhcpd_hexlify(duidbuf, c->clid_data, c->clid_len);
// iface DUID iaid hostname lifetime assigned length [addrs...]
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 : "-"),
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)),
- if (dn_expand(iface->search, iface->search + iface->search_len,
- iface->search, b, sizeof(b)) > 0)
- fprintf(fp, "\t%s.%s", c->hostname, b);
+ if (dn_expand(iface->search, iface->search + iface->search_len,
+ iface->search, b, sizeof(b)) > 0)
+ fprintf(fp, "\t%s.%s", c->hostname, b);
fprintf(fp, "\t%s\n", c->hostname);
md5_hash(ipbuf, strlen(ipbuf), &md5);
fprintf(fp, "\t%s\n", c->hostname);
md5_hash(ipbuf, strlen(ipbuf), &md5);
if (iface->dhcpv4 == RELAYD_SERVER && iface->dhcpv4_assignments.next) {
struct dhcpv4_assignment *c;
list_for_each_entry(c, &iface->dhcpv4_assignments, head) {
if (iface->dhcpv4 == RELAYD_SERVER && iface->dhcpv4_assignments.next) {
struct dhcpv4_assignment *c;
list_for_each_entry(c, &iface->dhcpv4_assignments, head) {
char ipbuf[INET6_ADDRSTRLEN];
char leasebuf[512];
char duidbuf[16];
odhcpd_hexlify(duidbuf, c->hwaddr, sizeof(c->hwaddr));
// iface DUID iaid hostname lifetime assigned length [addrs...]
char ipbuf[INET6_ADDRSTRLEN];
char leasebuf[512];
char duidbuf[16];
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 ",
- (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)};
inet_ntop(AF_INET, &addr, ipbuf, sizeof(ipbuf) - 1);
c->addr);
struct in_addr addr = {htonl(c->addr)};
inet_ntop(AF_INET, &addr, ipbuf, sizeof(ipbuf) - 1);
- if (dn_expand(iface->search, iface->search + iface->search_len,
- iface->search, b, sizeof(b)) > 0)
- fprintf(fp, "\t%s.%s", c->hostname, b);
+ if (dn_expand(iface->search, iface->search + iface->search_len,
+ iface->search, b, sizeof(b)) > 0)
+ fprintf(fp, "\t%s.%s", c->hostname, b);
fprintf(fp, "\t%s\n", c->hostname);
md5_hash(ipbuf, strlen(ipbuf), &md5);
fprintf(fp, "\t%s\n", c->hostname);
md5_hash(ipbuf, strlen(ipbuf), &md5);
// More data was received from TCP connection
static void managed_handle_pd_data(struct ustream *s, _unused int bytes_new)
{
// More data was received from TCP connection
static void managed_handle_pd_data(struct ustream *s, _unused int bytes_new)
{
static bool assign_pd(struct interface *iface, struct dhcpv6_assignment *assign)
{
struct dhcpv6_assignment *c;
static bool assign_pd(struct interface *iface, struct dhcpv6_assignment *assign)
{
struct dhcpv6_assignment *c;
static bool assign_na(struct interface *iface, struct dhcpv6_assignment *assign)
{
// Seed RNG with checksum of DUID
static bool assign_na(struct interface *iface, struct dhcpv6_assignment *assign)
{
// Seed RNG with checksum of DUID
struct list_head reassign = LIST_HEAD_INIT(reassign);
struct dhcpv6_assignment *c, *d;
list_for_each_entry_safe(c, d, &iface->ia_assignments, head) {
struct list_head reassign = LIST_HEAD_INIT(reassign);
struct dhcpv6_assignment *c, *d;
list_for_each_entry_safe(c, d, &iface->ia_assignments, head) {
struct dhcpv6_assignment *a, *n;
list_for_each_entry_safe(a, n, &iface->ia_assignments, head) {
struct dhcpv6_assignment *a, *n;
list_for_each_entry_safe(a, n, &iface->ia_assignments, head) {
static size_t append_reply(uint8_t *buf, size_t buflen, uint16_t status,
const struct dhcpv6_ia_hdr *ia, struct dhcpv6_assignment *a,
struct interface *iface, bool request)
static size_t append_reply(uint8_t *buf, size_t buflen, uint16_t status,
const struct dhcpv6_ia_hdr *ia, struct dhcpv6_assignment *a,
struct interface *iface, bool request)
- 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);
static void dhcpv6_log(uint8_t msgtype, struct interface *iface, time_t now,
const char *duidbuf, bool is_pd, struct dhcpv6_assignment *a, int code)
{
static void dhcpv6_log(uint8_t msgtype, struct interface *iface, time_t now,
const char *duidbuf, bool is_pd, struct dhcpv6_assignment *a, int code)
{
duidbuf, iface->ifname, status, leasebuf);
}
duidbuf, iface->ifname, status, leasebuf);
}
ssize_t dhcpv6_handle_ia(uint8_t *buf, size_t buflen, struct interface *iface,
const struct sockaddr_in6 *addr, const void *data, const uint8_t *end)
{
ssize_t dhcpv6_handle_ia(uint8_t *buf, size_t buflen, struct interface *iface,
const struct sockaddr_in6 *addr, const void *data, const uint8_t *end)
{
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)))) &&
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)))) &&
// Was only a solicitation: mark binding for removal
if (assigned && hdr->msg_type == DHCPV6_MSG_SOLICIT) {
// Was only a solicitation: mark binding for removal
if (assigned && hdr->msg_type == DHCPV6_MSG_SOLICIT) {
} else if (assigned && hdr->msg_type == DHCPV6_MSG_REQUEST) {
if (hostname_len > 0) {
a->hostname = realloc(a->hostname, hostname_len + 1);
} else if (assigned && hdr->msg_type == DHCPV6_MSG_REQUEST) {
if (hostname_len > 0) {
a->hostname = realloc(a->hostname, hostname_len + 1);
apply_lease(iface, a, true);
} else if (!assigned && a && a->managed_size == 0) { // Cleanup failed assignment
free_dhcpv6_assignment(a);
apply_lease(iface, a, true);
} else if (!assigned && a && a->managed_size == 0) { // Cleanup failed assignment
free_dhcpv6_assignment(a);
} else if (hdr->msg_type == DHCPV6_MSG_RENEW ||
hdr->msg_type == DHCPV6_MSG_REBIND) {
ia_response_len = append_reply(buf, buflen, status, ia, a, iface, false);
} else if (hdr->msg_type == DHCPV6_MSG_RENEW ||
hdr->msg_type == DHCPV6_MSG_REBIND) {
ia_response_len = append_reply(buf, buflen, status, ia, a, iface, false);
apply_lease(iface, a, false);
} else if (hdr->msg_type == DHCPV6_MSG_DECLINE && a->length == 128) {
apply_lease(iface, a, false);
} else if (hdr->msg_type == DHCPV6_MSG_DECLINE && a->length == 128) {
}
} else if (hdr->msg_type == DHCPV6_MSG_CONFIRM && ia_addr_present) {
// Send NOTONLINK for CONFIRM with addr present so that clients restart connection
}
} else if (hdr->msg_type == DHCPV6_MSG_CONFIRM && ia_addr_present) {
// Send NOTONLINK for CONFIRM with addr present so that clients restart connection