#include <vlib/vlib.h>
#include <vlib/unix/plugin.h>
+#include <vlibmemory/api.h>
#include <vpp/app/version.h>
#include <vnet/vnet.h>
#include <vnet/pg/pg.h>
#define ikev2_set_state(sa, v) do { \
(sa)->state = v; \
- clib_warning("sa state changed to " #v); \
+ ikev2_elog_sa_state("ispi %lx SA state changed to " #v, sa->ispi); \
} while(0);
typedef struct
}
}
- clib_warning ("bitmap is %x mandatory is %x optional is %x",
- bitmap, mandatory_bitmap, optional_bitmap);
-
if ((bitmap & mandatory_bitmap) == mandatory_bitmap &&
(bitmap & ~optional_bitmap) == 0)
{
vec_free (*v);
};
+static void
+ikev2_sa_free_child_sa (ikev2_child_sa_t * c)
+{
+ ikev2_sa_free_proposal_vector (&c->r_proposals);
+ ikev2_sa_free_proposal_vector (&c->i_proposals);
+ vec_free (c->sk_ai);
+ vec_free (c->sk_ar);
+ vec_free (c->sk_ei);
+ vec_free (c->sk_er);
+ vec_free (c->tsi);
+ vec_free (c->tsr);
+}
+
static void
ikev2_sa_free_all_child_sa (ikev2_child_sa_t ** childs)
{
ikev2_child_sa_t *c;
- vec_foreach (c, *childs)
- {
- ikev2_sa_free_proposal_vector (&c->r_proposals);
- ikev2_sa_free_proposal_vector (&c->i_proposals);
- vec_free (c->sk_ai);
- vec_free (c->sk_ar);
- vec_free (c->sk_ei);
- vec_free (c->sk_er);
- }
+ vec_foreach (c, *childs) ikev2_sa_free_child_sa (c);
vec_free (*childs);
}
static void
ikev2_sa_del_child_sa (ikev2_sa_t * sa, ikev2_child_sa_t * child)
{
- ikev2_sa_free_proposal_vector (&child->r_proposals);
- ikev2_sa_free_proposal_vector (&child->i_proposals);
- vec_free (child->sk_ai);
- vec_free (child->sk_ar);
- vec_free (child->sk_ei);
- vec_free (child->sk_er);
-
+ ikev2_sa_free_child_sa (child);
vec_del1 (sa->childs, child - sa->childs);
}
if (!t)
{
- clib_warning ("unknown dh data group %u (data len %u)", sa->dh_group,
- vec_len (sa->i_dh_data));
sa->dh_group = IKEV2_TRANSFORM_DH_TYPE_NONE;
return;
}
sa->i_id.type = sai->i_id.type;
sa->profile_index = sai->profile_index;
sa->is_profile_index_set = sai->is_profile_index_set;
+ sa->tun_itf = sai->tun_itf;
+ sa->is_tun_itf_set = sai->is_tun_itf_set;
sa->i_id.data = _(sai->i_id.data);
sa->i_auth.method = sai->i_auth.method;
sa->i_auth.hex = sai->i_auth.hex;
if (!t)
{
- clib_warning ("unknown dh data group %u (data len %u)", sa->dh_group,
- vec_len (sa->i_dh_data));
sa->dh_group = IKEV2_TRANSFORM_DH_TYPE_NONE;
return;
}
u32 len = clib_net_to_host_u32 (ike->length);
u8 payload = ike->nextpayload;
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
+ ikev2_elog_exchange ("ispi %lx rspi %lx IKE_INIT request received "
+ "from %d.%d.%d.%d",
+ clib_net_to_host_u64 (ike->ispi),
+ clib_net_to_host_u64 (ike->rspi), sa->iaddr.as_u32);
sa->ispi = clib_net_to_host_u64 (ike->ispi);
}
else
{
- clib_warning ("unknown payload %u flags %x length %u", payload,
- ikep->flags, plen);
+ ikev2_elog_uint (IKEV2_LOG_ERROR, "Unknown payload! type=%d",
+ payload);
if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
{
ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
u32 len = clib_net_to_host_u32 (ike->length);
u8 payload = ike->nextpayload;
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
-
sa->ispi = clib_net_to_host_u64 (ike->ispi);
sa->rspi = clib_net_to_host_u64 (ike->rspi);
+ ikev2_elog_exchange ("ispi %lx rspi %lx IKE_INIT response received "
+ "from %d.%d.%d.%d", sa->ispi, sa->rspi,
+ sa->raddr.as_u32);
+
/* store whole IKE payload - needed for PSK auth */
vec_free (sa->last_sa_init_res_packet_data);
vec_add (sa->last_sa_init_res_packet_data, ike, len);
}
else
{
- clib_warning ("unknown payload %u flags %x length %u", payload,
- ikep->flags, plen);
+ ikev2_elog_uint (IKEV2_LOG_ERROR, "Unknown payload! type=%d",
+ payload);
if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
{
ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
if (*payload == IKEV2_PAYLOAD_SK)
{
- clib_warning ("received IKEv2 payload SK, len %u", plen - 4);
last_payload = *payload;
}
else
{
- clib_warning ("unknown payload %u flags %x length %u", payload,
- ikep->flags, plen);
+ ikev2_elog_uint (IKEV2_LOG_ERROR, "Unknown payload! type=%d",
+ *payload);
if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
{
sa->unsupported_cp = *payload;
if (last_payload != IKEV2_PAYLOAD_SK)
{
- clib_warning ("Last payload must be SK");
+ ikev2_elog_error ("Last payload must be SK");
return 0;
}
if (memcmp (hmac, &ikep->payload[plen], tr_integ->key_trunc))
{
- clib_warning ("message integrity check failed");
+ ikev2_elog_error ("message integrity check failed");
vec_free (hmac);
return 0;
}
{
ikev2_child_sa_t *first_child_sa;
int p = 0;
- u32 len = clib_net_to_host_u32 (ike->length);
u8 payload = ike->nextpayload;
u8 *plaintext = 0;
-
ike_payload_header_t *ikep;
u32 plen;
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
+ ikev2_elog_exchange ("ispi %lx rspi %lx EXCHANGE_IKE_AUTH received "
+ "from %d.%d.%d.%d", clib_host_to_net_u64 (ike->ispi),
+ clib_host_to_net_u64 (ike->rspi),
+ sa->is_initiator ? sa->raddr.as_u32 : sa->
+ iaddr.as_u32);
ikev2_calc_keys (sa);
if (payload == IKEV2_PAYLOAD_SA) /* 33 */
{
- clib_warning ("received payload SA, len %u", plen - sizeof (*ikep));
if (sa->is_initiator)
{
ikev2_sa_free_proposal_vector (&first_child_sa->r_proposals);
sa->i_id.type = id->id_type;
vec_free (sa->i_id.data);
vec_add (sa->i_id.data, id->payload, plen - sizeof (*id));
-
- clib_warning ("received payload IDi, len %u id_type %u",
- plen - sizeof (*id), id->id_type);
}
else if (payload == IKEV2_PAYLOAD_IDR) /* 36 */
{
sa->r_id.type = id->id_type;
vec_free (sa->r_id.data);
vec_add (sa->r_id.data, id->payload, plen - sizeof (*id));
-
- clib_warning ("received payload IDr len %u id_type %u",
- plen - sizeof (*id), id->id_type);
}
else if (payload == IKEV2_PAYLOAD_AUTH) /* 39 */
{
vec_free (sa->i_auth.data);
vec_add (sa->i_auth.data, a->payload, plen - sizeof (*a));
}
-
- clib_warning ("received payload AUTH, len %u auth_type %u",
- plen - sizeof (*a), a->auth_method);
}
else if (payload == IKEV2_PAYLOAD_NOTIFY) /* 41 */
{
}
else if (payload == IKEV2_PAYLOAD_TSI) /* 44 */
{
- clib_warning ("received payload TSi, len %u",
- plen - sizeof (*ikep));
-
vec_free (first_child_sa->tsi);
first_child_sa->tsi = ikev2_parse_ts_payload (ikep);
}
else if (payload == IKEV2_PAYLOAD_TSR) /* 45 */
{
- clib_warning ("received payload TSr, len %u",
- plen - sizeof (*ikep));
-
vec_free (first_child_sa->tsr);
first_child_sa->tsr = ikev2_parse_ts_payload (ikep);
}
else
{
- clib_warning ("unknown payload %u flags %x length %u data %u",
- payload, ikep->flags, plen - 4,
- format_hex_bytes, ikep->payload, plen - 4);
+ ikev2_elog_uint (IKEV2_LOG_ERROR, "Unknown payload! type=%d",
+ payload);
if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
{
ike_header_t * ike)
{
int p = 0;
- u32 len = clib_net_to_host_u32 (ike->length);
u8 payload = ike->nextpayload;
u8 *plaintext = 0;
-
ike_payload_header_t *ikep;
u32 plen;
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
+ ikev2_elog_exchange ("ispi %lx rspi %lx INFORMATIONAL received "
+ "from %d.%d.%d.%d", clib_host_to_net_u64 (ike->ispi),
+ clib_host_to_net_u64 (ike->rspi), sa->iaddr.as_u32);
plaintext = ikev2_decrypt_sk_payload (sa, ike, &payload);
}
else
{
- clib_warning ("unknown payload %u flags %x length %u data %u",
- payload, ikep->flags, plen - 4,
- format_hex_bytes, ikep->payload, plen - 4);
-
+ ikev2_elog_uint (IKEV2_LOG_ERROR, "Unknown payload! type=%d",
+ payload);
if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
{
sa->unsupported_cp = payload;
ike_header_t * ike)
{
int p = 0;
- u32 len = clib_net_to_host_u32 (ike->length);
u8 payload = ike->nextpayload;
u8 *plaintext = 0;
u8 rekeying = 0;
ikev2_sa_proposal_t *proposal = 0;
ikev2_child_sa_t *child_sa;
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
+ ikev2_elog_exchange ("ispi %lx rspi %lx CREATE_CHILD_SA received "
+ "from %d.%d.%d.%d", clib_host_to_net_u64 (ike->ispi),
+ clib_host_to_net_u64 (ike->rspi), sa->raddr.as_u32);
plaintext = ikev2_decrypt_sk_payload (sa, ike, &payload);
}
else
{
- clib_warning ("unknown payload %u flags %x length %u data %u",
- payload, ikep->flags, plen - 4,
- format_hex_bytes, ikep->payload, plen - 4);
-
+ ikev2_elog_uint (IKEV2_LOG_ERROR, "Unknown payload! type=%d",
+ payload);
if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
{
sa->unsupported_cp = payload;
child_sa = ikev2_sa_get_child (sa, n->spi, n->protocol_id, 1);
if (!child_sa)
{
- clib_warning ("child SA spi %lx not found", n->spi);
+ ikev2_elog_uint (IKEV2_LOG_ERROR, "child SA spi %lx not found",
+ n->spi);
goto cleanup_and_exit;
}
vec_add2 (sa->rekey, rekey, 1);
if (!(sa->i_auth.method == IKEV2_AUTH_METHOD_SHARED_KEY_MIC ||
sa->i_auth.method == IKEV2_AUTH_METHOD_RSA_SIG))
{
- clib_warning ("unsupported authentication method %u",
- sa->i_auth.method);
+ ikev2_elog_uint (IKEV2_LOG_ERROR,
+ "unsupported authentication method %u",
+ sa->i_auth.method);
ikev2_set_state (sa, IKEV2_STATE_AUTH_FAILED);
return;
}
sa->childs[0].r_proposals =
ikev2_select_proposal (sa->childs[0].i_proposals,
IKEV2_PROTOCOL_ESP);
+
+ if (~0 != sel_p->tun_itf)
+ {
+ sa->is_tun_itf_set = 1;
+ sa->tun_itf = sel_p->tun_itf;
+ }
}
}
else
{
+ ikev2_elog_uint (IKEV2_LOG_ERROR, "authentication failed, no matching "
+ "profile found! ispi %lx", sa->ispi);
ikev2_set_state (sa, IKEV2_STATE_AUTH_FAILED);
}
vec_free (psk);
if (!(sa->i_auth.method == IKEV2_AUTH_METHOD_SHARED_KEY_MIC ||
sa->i_auth.method == IKEV2_AUTH_METHOD_RSA_SIG))
{
- clib_warning ("unsupported authentication method %u",
- sa->i_auth.method);
+ ikev2_elog_uint (IKEV2_LOG_ERROR,
+ "unsupported authentication method %u",
+ sa->i_auth.method);
ikev2_set_state (sa, IKEV2_STATE_AUTH_FAILED);
return;
}
}
static u32
-ikev2_mk_local_sa_id (u32 ti)
+ikev2_mk_local_sa_id (u32 sai, u32 ci, u32 ti)
{
- return (0x80000000 | ti);
+ return (0x80000000 | (ti << 24) | (sai << 12) | ci);
}
static u32
-ikev2_mk_remote_sa_id (u32 ti)
+ikev2_mk_remote_sa_id (u32 sai, u32 ci, u32 ti)
+{
+ return (0xc0000000 | (ti << 24) | (sai << 12) | ci);
+}
+
+typedef struct
+{
+ u32 sw_if_index;
+ u32 salt_local;
+ u32 salt_remote;
+ u32 local_sa_id;
+ u32 remote_sa_id;
+ ipsec_sa_flags_t flags;
+ u32 local_spi;
+ u32 remote_spi;
+ ipsec_crypto_alg_t encr_type;
+ ipsec_integ_alg_t integ_type;
+ ip46_address_t local_ip;
+ ip46_address_t remote_ip;
+ ipsec_key_t loc_ckey, rem_ckey, loc_ikey, rem_ikey;
+} ikev2_add_ipsec_tunnel_args_t;
+
+static void
+ikev2_add_tunnel_from_main (ikev2_add_ipsec_tunnel_args_t * a)
{
- return (0xc0000000 | ti);
+ ikev2_main_t *km = &ikev2_main;
+ u32 sw_if_index;
+ int rv = 0;
+
+ if (~0 == a->sw_if_index)
+ {
+ /* no tunnel associated with the SA/profile - create a new one */
+ rv = ipip_add_tunnel (IPIP_TRANSPORT_IP4, ~0,
+ &a->local_ip, &a->remote_ip, 0,
+ TUNNEL_ENCAP_DECAP_FLAG_NONE, IP_DSCP_CS0,
+ TUNNEL_MODE_P2P, &sw_if_index);
+
+ if (rv == VNET_API_ERROR_IF_ALREADY_EXISTS)
+ {
+ if (hash_get (km->sw_if_indices, sw_if_index))
+ /* interface is managed by IKE; proceed with updating SAs */
+ rv = 0;
+ }
+ hash_set1 (km->sw_if_indices, sw_if_index);
+ }
+ else
+ {
+ sw_if_index = a->sw_if_index;
+ vnet_sw_interface_admin_up (vnet_get_main (), sw_if_index);
+ }
+
+ if (rv)
+ {
+ ikev2_elog_peers (IKEV2_LOG_ERROR, "installing ipip tunnel failed! "
+ "loc:%d.%d.%d.%d rem:%d.%d.%d.%d",
+ a->local_ip.ip4.as_u32, a->remote_ip.ip4.as_u32);
+ return;
+ }
+
+ rv |= ipsec_sa_add_and_lock (a->local_sa_id,
+ a->local_spi,
+ IPSEC_PROTOCOL_ESP, a->encr_type,
+ &a->loc_ckey, a->integ_type, &a->loc_ikey,
+ a->flags, 0, a->salt_local, &a->local_ip,
+ &a->remote_ip, NULL);
+ rv |= ipsec_sa_add_and_lock (a->remote_sa_id, a->remote_spi,
+ IPSEC_PROTOCOL_ESP, a->encr_type, &a->rem_ckey,
+ a->integ_type, &a->rem_ikey,
+ (a->flags | IPSEC_SA_FLAG_IS_INBOUND), 0,
+ a->salt_remote, &a->remote_ip,
+ &a->local_ip, NULL);
+
+ u32 *sas_in = NULL;
+ vec_add1 (sas_in, a->remote_sa_id);
+ rv |= ipsec_tun_protect_update (sw_if_index, a->local_sa_id, sas_in);
}
static int
-ikev2_create_tunnel_interface (vnet_main_t * vnm, ikev2_sa_t * sa,
- ikev2_child_sa_t * child)
+ikev2_create_tunnel_interface (vnet_main_t * vnm,
+ u32 thread_index,
+ ikev2_sa_t * sa,
+ ikev2_child_sa_t * child, u32 sa_index,
+ u32 child_index)
{
ikev2_main_t *km = &ikev2_main;
+ ipsec_crypto_alg_t encr_type;
+ ipsec_integ_alg_t integ_type;
ikev2_profile_t *p = 0;
- ipsec_key_t loc_ckey, rem_ckey, loc_ikey, rem_ikey;
ikev2_sa_transform_t *tr;
ikev2_sa_proposal_t *proposals;
- ipsec_sa_flags_t flags = 0;
- ipsec_crypto_alg_t encr_type;
- ipsec_integ_alg_t integ_type;
- u32 local_spi, remote_spi;
u8 is_aead = 0;
- u32 salt_local = 0, salt_remote = 0;
- ip46_address_t local_ip, remote_ip;
- int rv;
+ ikev2_add_ipsec_tunnel_args_t a;
+
+ clib_memset (&a, 0, sizeof (a));
if (!child->r_proposals)
{
if (sa->is_initiator)
{
- ip46_address_set_ip4 (&local_ip, &sa->iaddr);
- ip46_address_set_ip4 (&remote_ip, &sa->raddr);
+ ip46_address_set_ip4 (&a.local_ip, &sa->iaddr);
+ ip46_address_set_ip4 (&a.remote_ip, &sa->raddr);
proposals = child->i_proposals;
- local_spi = child->r_proposals[0].spi;
- remote_spi = child->i_proposals[0].spi;
+ a.local_spi = child->r_proposals[0].spi;
+ a.remote_spi = child->i_proposals[0].spi;
}
else
{
- ip46_address_set_ip4 (&local_ip, &sa->raddr);
- ip46_address_set_ip4 (&remote_ip, &sa->iaddr);
+ ip46_address_set_ip4 (&a.local_ip, &sa->raddr);
+ ip46_address_set_ip4 (&a.remote_ip, &sa->iaddr);
proposals = child->r_proposals;
- local_spi = child->i_proposals[0].spi;
- remote_spi = child->r_proposals[0].spi;
+ a.local_spi = child->i_proposals[0].spi;
+ a.remote_spi = child->r_proposals[0].spi;
}
- flags = IPSEC_SA_FLAG_USE_ANTI_REPLAY;
+ a.flags = IPSEC_SA_FLAG_USE_ANTI_REPLAY;
tr = ikev2_sa_get_td_for_type (proposals, IKEV2_TRANSFORM_TYPE_ESN);
if (tr && tr->esn_type)
- flags |= IPSEC_SA_FLAG_USE_ESN;
+ a.flags |= IPSEC_SA_FLAG_USE_ESN;
tr = ikev2_sa_get_td_for_type (proposals, IKEV2_TRANSFORM_TYPE_ENCR);
if (tr)
ikev2_set_state (sa, IKEV2_STATE_NO_PROPOSAL_CHOSEN);
return 1;
}
+ a.encr_type = encr_type;
if (!is_aead)
{
integ_type = IPSEC_INTEG_ALG_NONE;
}
+ a.integ_type = integ_type;
ikev2_calc_child_keys (sa, child);
if (sa->is_initiator)
{
- ipsec_mk_key (&loc_ikey, child->sk_ai, vec_len (child->sk_ai));
- ipsec_mk_key (&rem_ikey, child->sk_ar, vec_len (child->sk_ar));
- ipsec_mk_key (&loc_ckey, child->sk_ei, vec_len (child->sk_ei));
- ipsec_mk_key (&rem_ckey, child->sk_er, vec_len (child->sk_er));
+ ipsec_mk_key (&a.loc_ikey, child->sk_ai, vec_len (child->sk_ai));
+ ipsec_mk_key (&a.rem_ikey, child->sk_ar, vec_len (child->sk_ar));
+ ipsec_mk_key (&a.loc_ckey, child->sk_ei, vec_len (child->sk_ei));
+ ipsec_mk_key (&a.rem_ckey, child->sk_er, vec_len (child->sk_er));
if (is_aead)
{
- salt_remote = child->salt_er;
- salt_local = child->salt_ei;
+ a.salt_remote = child->salt_er;
+ a.salt_local = child->salt_ei;
}
}
else
{
- ipsec_mk_key (&loc_ikey, child->sk_ar, vec_len (child->sk_ar));
- ipsec_mk_key (&rem_ikey, child->sk_ai, vec_len (child->sk_ai));
- ipsec_mk_key (&loc_ckey, child->sk_er, vec_len (child->sk_er));
- ipsec_mk_key (&rem_ckey, child->sk_ei, vec_len (child->sk_ei));
+ ipsec_mk_key (&a.loc_ikey, child->sk_ar, vec_len (child->sk_ar));
+ ipsec_mk_key (&a.rem_ikey, child->sk_ai, vec_len (child->sk_ai));
+ ipsec_mk_key (&a.loc_ckey, child->sk_er, vec_len (child->sk_er));
+ ipsec_mk_key (&a.rem_ckey, child->sk_ei, vec_len (child->sk_ei));
if (is_aead)
{
- salt_remote = child->salt_ei;
- salt_local = child->salt_er;
+ a.salt_remote = child->salt_ei;
+ a.salt_local = child->salt_er;
}
}
}
}
- rv = ipip_add_tunnel (IPIP_TRANSPORT_IP4, ~0,
- &local_ip, &remote_ip, 0, 0, &child->sw_if_index);
-
- child->local_sa = ikev2_mk_local_sa_id (child->sw_if_index);
- child->remote_sa = ikev2_mk_remote_sa_id (child->sw_if_index);
+ if (thread_index & 0xffffffc0)
+ ikev2_elog_error ("error: thread index exceeds max range 0x3f!");
- rv |= ipsec_sa_add_and_lock (child->local_sa,
- local_spi,
- IPSEC_PROTOCOL_ESP, encr_type,
- &loc_ckey, integ_type, &loc_ikey, flags,
- 0, salt_local, &local_ip, &remote_ip, NULL);
- rv |= ipsec_sa_add_and_lock (child->remote_sa,
- remote_spi,
- IPSEC_PROTOCOL_ESP, encr_type,
- &rem_ckey, integ_type, &rem_ikey,
- (flags | IPSEC_SA_FLAG_IS_INBOUND),
- 0, salt_remote, &remote_ip, &local_ip, NULL);
+ if (child_index & 0xfffff000 || sa_index & 0xfffff000)
+ ikev2_elog_error ("error: sa/child index exceeds max range 0xfff!");
- u32 *sas_in = NULL;
- vec_add1 (sas_in, child->remote_sa);
- rv |=
- ipsec_tun_protect_update (child->sw_if_index, child->local_sa, sas_in);
+ child->local_sa_id =
+ a.local_sa_id =
+ ikev2_mk_local_sa_id (sa_index, child_index, thread_index);
+ child->remote_sa_id =
+ a.remote_sa_id =
+ ikev2_mk_remote_sa_id (sa_index, child_index, thread_index);
+ a.sw_if_index = (sa->is_tun_itf_set ? sa->tun_itf : ~0);
+ vl_api_rpc_call_main_thread (ikev2_add_tunnel_from_main,
+ (u8 *) & a, sizeof (a));
return 0;
}
+typedef struct
+{
+ ip46_address_t local_ip;
+ ip46_address_t remote_ip;
+ u32 remote_sa_id;
+ u32 local_sa_id;
+ u32 sw_if_index;
+} ikev2_del_ipsec_tunnel_args_t;
+
+static void
+ikev2_del_tunnel_from_main (ikev2_del_ipsec_tunnel_args_t * a)
+{
+ ikev2_main_t *km = &ikev2_main;
+ ipip_tunnel_t *ipip = NULL;
+ u32 sw_if_index;
+
+ if (~0 == a->sw_if_index)
+ {
+ /* *INDENT-OFF* */
+ ipip_tunnel_key_t key = {
+ .src = a->local_ip,
+ .dst = a->remote_ip,
+ .transport = IPIP_TRANSPORT_IP4,
+ .fib_index = 0,
+ };
+ /* *INDENT-ON* */
+
+ ipip = ipip_tunnel_db_find (&key);
+
+ if (ipip)
+ {
+ sw_if_index = ipip->sw_if_index;
+ hash_unset (km->sw_if_indices, ipip->sw_if_index);
+ }
+ else
+ sw_if_index = ~0;
+ }
+ else
+ {
+ sw_if_index = a->sw_if_index;
+ vnet_sw_interface_admin_down (vnet_get_main (), sw_if_index);
+ }
+
+ if (~0 != sw_if_index)
+ ipsec_tun_protect_del (sw_if_index);
+
+ ipsec_sa_unlock_id (a->remote_sa_id);
+ ipsec_sa_unlock_id (a->local_sa_id);
+
+ if (ipip)
+ ipip_del_tunnel (ipip->sw_if_index);
+}
+
static int
ikev2_delete_tunnel_interface (vnet_main_t * vnm, ikev2_sa_t * sa,
ikev2_child_sa_t * child)
{
- ipsec_tun_protect_del (child->sw_if_index);
- ipsec_sa_unlock_id (child->remote_sa);
- ipsec_sa_unlock_id (child->local_sa);
- ipip_del_tunnel (child->sw_if_index);
+ ikev2_del_ipsec_tunnel_args_t a;
+
+ clib_memset (&a, 0, sizeof (a));
+
+ if (sa->is_initiator)
+ {
+ ip46_address_set_ip4 (&a.local_ip, &sa->iaddr);
+ ip46_address_set_ip4 (&a.remote_ip, &sa->raddr);
+ }
+ else
+ {
+ ip46_address_set_ip4 (&a.local_ip, &sa->raddr);
+ ip46_address_set_ip4 (&a.remote_ip, &sa->iaddr);
+ }
+
+ a.remote_sa_id = child->remote_sa_id;
+ a.local_sa_id = child->local_sa_id;
+ a.sw_if_index = (sa->is_tun_itf_set ? sa->tun_itf : ~0);
+
+ vl_api_rpc_call_main_thread (ikev2_del_tunnel_from_main, (u8 *) & a,
+ sizeof (a));
return 0;
}
ike->length = tmp->length;
clib_memcpy_fast(ike->payload, tmp->payload,
clib_net_to_host_u32(tmp->length) - sizeof(*ike));
- clib_warning("IKE_SA_INIT retransmit from %U to %U",
- format_ip4_address, &raddr,
- format_ip4_address, &iaddr);
+ ikev2_elog_uint_peers (IKEV2_LOG_DEBUG,
+ "ispi %lx IKE_SA_INIT retransmit "
+ "from %d.%d.%d.%d to %d.%d.%d.%d",
+ ike->ispi,
+ raddr.as_u32, iaddr.as_u32);
return 1;
}
/* else ignore req */
else
{
- clib_warning("IKE_SA_INIT ignore from %U to %U",
- format_ip4_address, &raddr,
- format_ip4_address, &iaddr);
+ ikev2_elog_uint_peers (IKEV2_LOG_DEBUG,
+ "ispi %lx IKE_SA_INIT ignore "
+ "from %d.%d.%d.%d to %d.%d.%d.%d",
+ ike->ispi,
+ raddr.as_u32, iaddr.as_u32);
return -1;
}
}
ike->length = tmp->length;
clib_memcpy_fast (ike->payload, tmp->payload,
clib_net_to_host_u32 (tmp->length) - sizeof (*ike));
- clib_warning ("IKE msgid %u retransmit from %U to %U",
- msg_id,
- format_ip4_address, &sa->raddr,
- format_ip4_address, &sa->iaddr);
+ ikev2_elog_uint_peers (IKEV2_LOG_DEBUG, "IKE retransmit msgid %d",
+ msg_id, sa->raddr.as_u32, sa->iaddr.as_u32);
return 1;
}
/* old req ignore */
else
{
- clib_warning ("IKE msgid %u req ignore from %U to %U",
- msg_id,
- format_ip4_address, &sa->raddr,
- format_ip4_address, &sa->iaddr);
- return -1;
+ ikev2_elog_uint_peers (IKEV2_LOG_DEBUG, "IKE req ignore msgid %d",
+ msg_id, sa->raddr.as_u32, sa->iaddr.as_u32);
}
+ return -1;
}
ikev2_initial_contact_cleanup (sa0);
ikev2_sa_match_ts (sa0);
if (sa0->state != IKEV2_STATE_TS_UNACCEPTABLE)
- ikev2_create_tunnel_interface (km->vnet_main, sa0,
- &sa0->childs[0]);
+ ikev2_create_tunnel_interface (km->vnet_main,
+ thread_index, sa0,
+ &sa0->childs[0],
+ p[0], 0);
}
if (sa0->is_initiator)
{
if (sa0->rekey[0].protocol_id != IKEV2_PROTOCOL_IKE)
{
+ if (sa0->childs)
+ vec_free (sa0->childs);
ikev2_child_sa_t *child;
vec_add2 (sa0->childs, child, 1);
child->r_proposals = sa0->rekey[0].r_proposal;
child->i_proposals = sa0->rekey[0].i_proposal;
child->tsi = sa0->rekey[0].tsi;
child->tsr = sa0->rekey[0].tsr;
- ikev2_create_tunnel_interface (km->vnet_main, sa0,
- child);
+ ikev2_create_tunnel_interface (km->vnet_main,
+ thread_index, sa0,
+ child, p[0],
+ child - sa0->childs);
}
if (sa0->is_initiator)
{
}
else
{
- clib_warning ("IKEv2 exchange %u packet received from %U to %U",
- ike0->exchange,
- format_ip4_address, ip40->src_address.as_u8,
- format_ip4_address, ip40->dst_address.as_u8);
+ ikev2_elog_uint_peers (IKEV2_LOG_WARNING, "IKEv2 exchange %d "
+ "received from %d.%d.%d.%d to %d.%d.%d.%d",
+ ike0->exchange,
+ ip40->src_address.as_u32,
+ ip40->dst_address.as_u32);
}
dispatch0:
}
if (error)
{
- clib_warning
+ ikev2_elog_error
("Didn't find any supported algorithm for IKEV2_TRANSFORM_TYPE_INTEG");
r = clib_error_return (0, "Unsupported algorithm");
return r;
clib_memset (p, 0, sizeof (*p));
p->name = vec_dup (name);
p->responder.sw_if_index = ~0;
+ p->tun_itf = ~0;
uword index = p - km->profiles;
mhash_set_mem (&km->profile_index_by_name, name, &index, 0);
}
return 0;
}
+clib_error_t *
+ikev2_set_profile_tunnel_interface (vlib_main_t * vm,
+ u8 * name, u32 sw_if_index)
+{
+ ikev2_profile_t *p;
+ clib_error_t *r;
+
+ p = ikev2_profile_index_by_name (name);
+
+ if (!p)
+ {
+ r = clib_error_return (0, "unknown profile %v", name);
+ return r;
+ }
+
+ p->tun_itf = sw_if_index;
+
+ return 0;
+}
+
clib_error_t *
ikev2_set_profile_sa_lifetime (vlib_main_t * vm, u8 * name,
u64 lifetime, u32 jitter, u32 handover,
sa.profile_index = km->profiles - p;
sa.is_profile_index_set = 1;
sa.state = IKEV2_STATE_SA_INIT;
+ sa.tun_itf = p->tun_itf;
+ sa.is_tun_itf_set = 1;
ikev2_generate_sa_init_data (&sa);
ikev2_payload_add_ke (chain, sa.dh_group, sa.i_dh_data);
ikev2_payload_add_nonce (chain, sa.i_nonce);
ikev2_send_ike (vm, if_ip, &p->responder.ip4, bi0, len);
+ ikev2_elog_exchange ("ispi %lx rspi %lx IKEV2_EXCHANGE_SA_INIT sent to "
+ "%d.%d.%d.%d", clib_host_to_net_u64 (sa0->ispi), 0,
+ p->responder.ip4.as_u32);
}
return 0;
}
km->sa_by_ispi = hash_create (0, sizeof (uword));
+ km->sw_if_indices = hash_create (0, 0);
udp_register_dst_port (vm, 500, ikev2_node.index, 1);
ikev2_cli_reference ();
+ km->log_level = IKEV2_LOG_ERROR;
+ km->log_class = vlib_log_register_class ("ikev2", 0);
return 0;
}
else if (csa->rekey_retries > 0)
{
csa->rekey_retries--;
- clib_warning ("Rekeying Child SA 0x%x, retries left %d",
- csa->i_proposals->spi, csa->rekey_retries);
+ ikev2_log_debug ("Rekeying Child SA 0x%x, retries left %d",
+ csa->i_proposals->spi, csa->rekey_retries);
if (csa->rekey_retries == 0)
{
csa->rekey_retries = -1;
return res;
}
+int
+ikev2_set_log_level (ikev2_log_level_t log_level)
+{
+ ikev2_main_t *km = &ikev2_main;
+
+ if (log_level >= IKEV2_LOG_MAX)
+ {
+ ikev2_log_error ("unknown logging level %d", log_level);
+ return -1;
+ }
+
+ km->log_level = log_level;
+ return 0;
+}
+
static void
ikev2_mngr_process_ipsec_sa (ipsec_sa_t * ipsec_sa)
{