diff options
Diffstat (limited to 'src/libcharon/plugins/stroke/stroke_config.c')
-rw-r--r-- | src/libcharon/plugins/stroke/stroke_config.c | 125 |
1 files changed, 87 insertions, 38 deletions
diff --git a/src/libcharon/plugins/stroke/stroke_config.c b/src/libcharon/plugins/stroke/stroke_config.c index 079e65f11..2e10f324b 100644 --- a/src/libcharon/plugins/stroke/stroke_config.c +++ b/src/libcharon/plugins/stroke/stroke_config.c @@ -131,19 +131,14 @@ METHOD(backend_t, get_peer_cfg_by_name, peer_cfg_t*, * parse a proposal string, either into ike_cfg or child_cfg */ static void add_proposals(private_stroke_config_t *this, char *string, - ike_cfg_t *ike_cfg, child_cfg_t *child_cfg) + ike_cfg_t *ike_cfg, child_cfg_t *child_cfg, protocol_id_t proto) { if (string) { char *single; char *strict; proposal_t *proposal; - protocol_id_t proto = PROTO_ESP; - if (ike_cfg) - { - proto = PROTO_IKE; - } strict = string + strlen(string) - 1; if (*strict == '!') { @@ -178,11 +173,11 @@ static void add_proposals(private_stroke_config_t *this, char *string, } if (ike_cfg) { - ike_cfg->add_proposal(ike_cfg, proposal_create_default(PROTO_IKE)); + ike_cfg->add_proposal(ike_cfg, proposal_create_default(proto)); } else { - child_cfg->add_proposal(child_cfg, proposal_create_default(PROTO_ESP)); + child_cfg->add_proposal(child_cfg, proposal_create_default(proto)); } } @@ -191,54 +186,86 @@ static void add_proposals(private_stroke_config_t *this, char *string, */ static ike_cfg_t *build_ike_cfg(private_stroke_config_t *this, stroke_msg_t *msg) { + enumerator_t *enumerator; stroke_end_t tmp_end; ike_cfg_t *ike_cfg; host_t *host; u_int16_t ikeport; + char me[256], other[256], *token; + bool swapped = FALSE;; - host = host_create_from_dns(msg->add_conn.other.address, 0, 0); - if (host) + enumerator = enumerator_create_token(msg->add_conn.other.address, ",", " "); + while (enumerator->enumerate(enumerator, &token)) { - if (hydra->kernel_interface->get_interface(hydra->kernel_interface, - host, NULL)) - { - DBG2(DBG_CFG, "left is other host, swapping ends"); - tmp_end = msg->add_conn.me; - msg->add_conn.me = msg->add_conn.other; - msg->add_conn.other = tmp_end; - host->destroy(host); - } - else + if (!strchr(token, '/')) { - host->destroy(host); - host = host_create_from_dns(msg->add_conn.me.address, 0, 0); + host = host_create_from_dns(token, 0, 0); if (host) { - if (!hydra->kernel_interface->get_interface( + if (hydra->kernel_interface->get_interface( hydra->kernel_interface, host, NULL)) { - DBG1(DBG_CFG, "left nor right host is our side, " - "assuming left=local"); + DBG2(DBG_CFG, "left is other host, swapping ends"); + tmp_end = msg->add_conn.me; + msg->add_conn.me = msg->add_conn.other; + msg->add_conn.other = tmp_end; + swapped = TRUE; } host->destroy(host); } } } + enumerator->destroy(enumerator); + + if (!swapped) + { + enumerator = enumerator_create_token(msg->add_conn.me.address, ",", " "); + while (enumerator->enumerate(enumerator, &token)) + { + if (!strchr(token, '/')) + { + host = host_create_from_dns(token, 0, 0); + if (host) + { + if (!hydra->kernel_interface->get_interface( + hydra->kernel_interface, host, NULL)) + { + DBG1(DBG_CFG, "left nor right host is our side, " + "assuming left=local"); + } + host->destroy(host); + } + } + } + enumerator->destroy(enumerator); + } + + if (msg->add_conn.me.allow_any) + { + snprintf(me, sizeof(me), "%s,0.0.0.0/0,::/0", + msg->add_conn.me.address); + } + if (msg->add_conn.other.allow_any) + { + snprintf(other, sizeof(other), "%s,0.0.0.0/0,::/0", + msg->add_conn.other.address); + } ikeport = msg->add_conn.me.ikeport; ikeport = (ikeport == IKEV2_UDP_PORT) ? charon->socket->get_port(charon->socket, FALSE) : ikeport; ike_cfg = ike_cfg_create(msg->add_conn.version, msg->add_conn.other.sendcert != CERT_NEVER_SEND, msg->add_conn.force_encap, - msg->add_conn.me.address, - msg->add_conn.me.allow_any, + msg->add_conn.me.allow_any ? + me : msg->add_conn.me.address, ikeport, - msg->add_conn.other.address, - msg->add_conn.other.allow_any, + msg->add_conn.other.allow_any ? + other : msg->add_conn.other.address, msg->add_conn.other.ikeport, msg->add_conn.fragmentation, msg->add_conn.ikedscp); - add_proposals(this, msg->add_conn.algorithms.ike, ike_cfg, NULL); + + add_proposals(this, msg->add_conn.algorithms.ike, ike_cfg, NULL, PROTO_IKE); return ike_cfg; } @@ -731,6 +758,7 @@ static peer_cfg_t *build_peer_cfg(private_stroke_config_t *this, msg->add_conn.me.sendcert, unique, msg->add_conn.rekey.tries, rekey, reauth, jitter, over, msg->add_conn.mobike, msg->add_conn.aggressive, + msg->add_conn.pushmode == 0, msg->add_conn.dpd.delay, msg->add_conn.dpd.timeout, msg->add_conn.ikeme.mediation, mediated_by, peer_id); @@ -780,7 +808,13 @@ static peer_cfg_t *build_peer_cfg(private_stroke_config_t *this, enumerator->destroy(enumerator); } - if (msg->add_conn.me.sourceip) + if (msg->add_conn.me.sourceip && msg->add_conn.other.sourceip) + { + DBG1(DBG_CFG, "'%s' has both left- and rightsourceip, but IKE can " + "negotiate one virtual IP only, ignoring local virtual IP", + msg->add_conn.name); + } + else if (msg->add_conn.me.sourceip) { enumerator_t *enumerator; char *token; @@ -817,7 +851,15 @@ static peer_cfg_t *build_peer_cfg(private_stroke_config_t *this, } else { - if (strchr(ike_cfg->get_my_addr(ike_cfg, NULL), ':')) + char *addr, *next, *hit; + + /* guess virtual IP family based on local address. If + * multiple addresses are specified, we look at the first + * only, as with leftallowany a ::/0 is always appended. */ + addr = ike_cfg->get_my_addr(ike_cfg); + next = strchr(addr, ','); + hit = strchr(addr, ':'); + if (hit && (!next || hit < next)) { vip = host_create_any(AF_INET6); } @@ -1112,8 +1154,16 @@ static child_cfg_t *build_child_cfg(private_stroke_config_t *this, add_ts(this, &msg->add_conn.me, child_cfg, TRUE); add_ts(this, &msg->add_conn.other, child_cfg, FALSE); - add_proposals(this, msg->add_conn.algorithms.esp, NULL, child_cfg); - + if (msg->add_conn.algorithms.ah) + { + add_proposals(this, msg->add_conn.algorithms.ah, + NULL, child_cfg, PROTO_AH); + } + else + { + add_proposals(this, msg->add_conn.algorithms.esp, + NULL, child_cfg, PROTO_ESP); + } return child_cfg; } @@ -1188,7 +1238,7 @@ METHOD(stroke_config_t, del, void, this->mutex->lock(this->mutex); enumerator = this->list->create_enumerator(this->list); - while (enumerator->enumerate(enumerator, (void**)&peer)) + while (enumerator->enumerate(enumerator, &peer)) { bool keep = FALSE; @@ -1209,12 +1259,11 @@ METHOD(stroke_config_t, del, void, } children->destroy(children); - /* if peer config matches, or has no children anymore, remove it */ - if (!keep || streq(peer->get_name(peer), msg->del_conn.name)) + /* if peer config has no children anymore, remove it */ + if (!keep) { this->list->remove_at(this->list, enumerator); peer->destroy(peer); - deleted = TRUE; } } enumerator->destroy(enumerator); |