static void test_client_solicit_cb(sd_dhcp6_client *client, int event,
void *userdata) {
sd_event *e = userdata;
sd_dhcp6_lease *lease;
struct in6_addr *addrs;
char **domains;
assert_se(e);
assert_se(event == SD_DHCP6_CLIENT_EVENT_IP_ACQUIRE);
assert_se(sd_dhcp6_client_get_lease(client, &lease) >= 0);
assert_se(sd_dhcp6_lease_get_domains(lease, &domains) == 1);
assert_se(!strcmp("lab.intra", domains[0]));
assert_se(domains[1] == NULL);
assert_se(sd_dhcp6_lease_get_dns(lease, &addrs) == 1);
assert_se(!memcmp(addrs, &msg_advertise[124], 16));
assert_se(sd_dhcp6_lease_get_ntp_addrs(lease, &addrs) == 1);
assert_se(!memcmp(addrs, &msg_advertise[159], 16));
assert_se(sd_dhcp6_client_set_request_option(client, SD_DHCP6_OPTION_DNS_SERVERS) == -EBUSY);
if (verbose)
printf(" got DHCPv6 event %d\n", event);
sd_event_exit(e, 0);
}
static void test_client_information_cb(sd_dhcp6_client *client, int event,
void *userdata) {
sd_event *e = userdata;
sd_dhcp6_lease *lease;
struct in6_addr *addrs;
struct in6_addr address = { { { 0xfe, 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x01 } } };
char **domains;
assert_se(e);
assert_se(event == SD_DHCP6_CLIENT_EVENT_INFORMATION_REQUEST);
assert_se(sd_dhcp6_client_get_lease(client, &lease) >= 0);
assert_se(sd_dhcp6_lease_get_domains(lease, &domains) == 1);
assert_se(!strcmp("lab.intra", domains[0]));
assert_se(domains[1] == NULL);
assert_se(sd_dhcp6_lease_get_dns(lease, &addrs) == 1);
assert_se(!memcmp(addrs, &msg_advertise[124], 16));
assert_se(sd_dhcp6_lease_get_ntp_addrs(lease, &addrs) == 1);
assert_se(!memcmp(addrs, &msg_advertise[159], 16));
if (verbose)
printf(" got DHCPv6 event %d\n", event);
assert_se(sd_dhcp6_client_set_information_request(client, false) == -EBUSY);
assert_se(sd_dhcp6_client_set_callback(client, NULL, e) >= 0);
assert_se(sd_dhcp6_client_stop(client) >= 0);
assert_se(sd_dhcp6_client_set_information_request(client, false) >= 0);
assert_se(sd_dhcp6_client_set_callback(client,
test_client_solicit_cb, e) >= 0);
assert_se(sd_dhcp6_client_set_local_address(client, &address) >= 0);
assert_se(sd_dhcp6_client_start(client) >= 0);
}
static NMIP6Config *
lease_to_ip6_config (const char *iface,
int ifindex,
sd_dhcp6_lease *lease,
GHashTable *options,
gboolean log_lease,
gboolean info_only,
GError **error)
{
struct in6_addr tmp_addr, *dns;
uint32_t lft_pref, lft_valid;
NMIP6Config *ip6_config;
const char *addr_str;
char **domains;
GString *str;
int num, i;
gint32 ts;
g_return_val_if_fail (lease, NULL);
ip6_config = nm_ip6_config_new (ifindex);
ts = nm_utils_get_monotonic_timestamp_s ();
str = g_string_sized_new (30);
/* Addresses */
sd_dhcp6_lease_reset_address_iter (lease);
while (sd_dhcp6_lease_get_address (lease, &tmp_addr, &lft_pref, &lft_valid) >= 0) {
NMPlatformIP6Address address = {
.plen = 128,
.address = tmp_addr,
.timestamp = ts,
.lifetime = lft_valid,
.preferred = lft_pref,
.addr_source = NM_IP_CONFIG_SOURCE_DHCP,
};
nm_ip6_config_add_address (ip6_config, &address);
addr_str = nm_utils_inet6_ntop (&tmp_addr, NULL);
g_string_append_printf (str, "%s%s", str->len ? " " : "", addr_str);
LOG_LEASE (LOGD_DHCP6,
" address %s",
nm_platform_ip6_address_to_string (&address, NULL, 0));
};
if (str->len) {
add_option (options, dhcp6_requests, DHCP6_OPTION_IP_ADDRESS, str->str);
g_string_set_size (str , 0);
}
if (!info_only && nm_ip6_config_get_num_addresses (ip6_config) == 0) {
g_string_free (str, TRUE);
g_object_unref (ip6_config);
g_set_error_literal (error,
NM_MANAGER_ERROR,
NM_MANAGER_ERROR_FAILED,
"no address received in managed mode");
return NULL;
}
/* DNS servers */
num = sd_dhcp6_lease_get_dns (lease, &dns);
if (num > 0) {
for (i = 0; i < num; i++) {
nm_ip6_config_add_nameserver (ip6_config, &dns[i]);
addr_str = nm_utils_inet6_ntop (&dns[i], NULL);
g_string_append_printf (str, "%s%s", str->len ? " " : "", addr_str);
LOG_LEASE (LOGD_DHCP6, " nameserver %s", addr_str);
}
add_option (options, dhcp6_requests, SD_DHCP6_OPTION_DNS_SERVERS, str->str);
g_string_set_size (str, 0);
}
/* Search domains */
num = sd_dhcp6_lease_get_domains (lease, &domains);
if (num > 0) {
for (i = 0; i < num; i++) {
nm_ip6_config_add_search (ip6_config, domains[i]);
g_string_append_printf (str, "%s%s", str->len ? " " : "", domains[i]);
LOG_LEASE (LOGD_DHCP6, " domain name '%s'", domains[i]);
}
add_option (options, dhcp6_requests, SD_DHCP6_OPTION_DOMAIN_LIST, str->str);
g_string_set_size (str, 0);
}
g_string_free (str, TRUE);
return ip6_config;
}
static void
bound6_handle (NMDhcpSystemd *self)
{
NMDhcpSystemdPrivate *priv = NM_DHCP_SYSTEMD_GET_PRIVATE (self);
const char *iface = nm_dhcp_client_get_iface (NM_DHCP_CLIENT (self));
gs_unref_object NMIP6Config *ip6_config = NULL;
gs_unref_hashtable GHashTable *options = NULL;
gs_free_error GError *error = NULL;
sd_dhcp6_lease *lease;
int r;
r = sd_dhcp6_client_get_lease (priv->client6, &lease);
if (r < 0 || !lease) {
_LOGW (" no lease!");
nm_dhcp_client_set_state (NM_DHCP_CLIENT (self), NM_DHCP_STATE_FAIL, NULL, NULL);
return;
}
_LOGD ("lease available");
options = g_hash_table_new_full (g_str_hash, g_str_equal, NULL, g_free);
ip6_config = lease_to_ip6_config (iface,
nm_dhcp_client_get_ifindex (NM_DHCP_CLIENT (self)),
lease,
options,
TRUE,
priv->info_only,
&error);
if (ip6_config) {
nm_dhcp_client_set_state (NM_DHCP_CLIENT (self),
NM_DHCP_STATE_BOUND,
G_OBJECT (ip6_config),
options);
} else {
_LOGW ("%s", error->message);
nm_dhcp_client_set_state (NM_DHCP_CLIENT (self), NM_DHCP_STATE_FAIL, NULL, NULL);
}
}
static int test_advertise_option(sd_event *e) {
_cleanup_(sd_dhcp6_lease_unrefp) sd_dhcp6_lease *lease = NULL;
DHCP6Message *advertise = (DHCP6Message *)msg_advertise;
uint8_t *optval, *opt = msg_advertise + sizeof(DHCP6Message);
uint16_t optcode;
size_t optlen, len = sizeof(msg_advertise) - sizeof(DHCP6Message);
be32_t val;
uint8_t preference = 255;
struct in6_addr addr;
uint32_t lt_pref, lt_valid;
int r;
bool opt_clientid = false;
struct in6_addr *addrs;
char **domains;
if (verbose)
printf("* %s\n", __FUNCTION__);
assert_se(dhcp6_lease_new(&lease) >= 0);
assert_se(advertise->type == DHCP6_ADVERTISE);
assert_se((be32toh(advertise->transaction_id) & 0x00ffffff) ==
0x0fb4e5);
while ((r = dhcp6_option_parse(&opt, &len, &optcode, &optlen,
&optval)) >= 0) {
switch(optcode) {
case SD_DHCP6_OPTION_CLIENTID:
assert_se(optlen == 14);
opt_clientid = true;
break;
case SD_DHCP6_OPTION_IA_NA:
assert_se(optlen == 94);
assert_se(!memcmp(optval, &msg_advertise[26], optlen));
val = htobe32(0x0ecfa37d);
assert_se(!memcmp(optval, &val, sizeof(val)));
val = htobe32(80);
assert_se(!memcmp(optval + 4, &val, sizeof(val)));
val = htobe32(120);
assert_se(!memcmp(optval + 8, &val, sizeof(val)));
assert_se(dhcp6_option_parse_ia(&optval, &optlen,
optcode,
&lease->ia) >= 0);
break;
case SD_DHCP6_OPTION_SERVERID:
assert_se(optlen == 14);
assert_se(!memcmp(optval, &msg_advertise[179], optlen));
assert_se(dhcp6_lease_set_serverid(lease, optval,
optlen) >= 0);
break;
case SD_DHCP6_OPTION_PREFERENCE:
assert_se(optlen == 1);
assert_se(!*optval);
assert_se(dhcp6_lease_set_preference(lease,
*optval) >= 0);
break;
case SD_DHCP6_OPTION_ELAPSED_TIME:
assert_se(optlen == 2);
break;
case SD_DHCP6_OPTION_DNS_SERVERS:
assert_se(optlen == 16);
assert_se(dhcp6_lease_set_dns(lease, optval,
optlen) >= 0);
break;
case SD_DHCP6_OPTION_DOMAIN_LIST:
assert_se(optlen == 11);
assert_se(dhcp6_lease_set_domains(lease, optval,
optlen) >= 0);
break;
case SD_DHCP6_OPTION_SNTP_SERVERS:
assert_se(optlen == 16);
assert_se(dhcp6_lease_set_sntp(lease, optval,
optlen) >= 0);
break;
default:
break;
}
}
assert_se(r == -ENOMSG);
assert_se(opt_clientid);
sd_dhcp6_lease_reset_address_iter(lease);
assert_se(sd_dhcp6_lease_get_address(lease, &addr, <_pref,
<_valid) >= 0);
assert_se(!memcmp(&addr, &msg_advertise[42], sizeof(addr)));
assert_se(lt_pref == 150);
assert_se(lt_valid == 180);
assert_se(sd_dhcp6_lease_get_address(lease, &addr, <_pref,
<_valid) == -ENOMSG);
sd_dhcp6_lease_reset_address_iter(lease);
assert_se(sd_dhcp6_lease_get_address(lease, &addr, <_pref,
<_valid) >= 0);
assert_se(!memcmp(&addr, &msg_advertise[42], sizeof(addr)));
assert_se(sd_dhcp6_lease_get_address(lease, &addr, <_pref,
<_valid) == -ENOMSG);
sd_dhcp6_lease_reset_address_iter(lease);
assert_se(sd_dhcp6_lease_get_address(lease, &addr, <_pref,
<_valid) >= 0);
assert_se(!memcmp(&addr, &msg_advertise[42], sizeof(addr)));
assert_se(sd_dhcp6_lease_get_address(lease, &addr, <_pref,
<_valid) == -ENOMSG);
assert_se(dhcp6_lease_get_serverid(lease, &opt, &len) >= 0);
assert_se(len == 14);
assert_se(!memcmp(opt, &msg_advertise[179], len));
assert_se(dhcp6_lease_get_preference(lease, &preference) >= 0);
assert_se(preference == 0);
r = sd_dhcp6_lease_get_dns(lease, &addrs);
assert_se(r == 1);
assert_se(!memcmp(addrs, &msg_advertise[124], r * 16));
r = sd_dhcp6_lease_get_domains(lease, &domains);
assert_se(r == 1);
assert_se(!strcmp("lab.intra", domains[0]));
assert_se(domains[1] == NULL);
r = sd_dhcp6_lease_get_ntp_addrs(lease, &addrs);
assert_se(r == 1);
assert_se(!memcmp(addrs, &msg_advertise[159], r * 16));
return 0;
}