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authorRene Mayrhofer <rene@mayrhofer.eu.org>2009-06-23 11:25:24 +0000
committerRene Mayrhofer <rene@mayrhofer.eu.org>2009-06-23 11:25:24 +0000
commit41787e147279ff0695e9d759487266a60b80867b (patch)
tree8f28566c8fd7106c80d2536d2df540dbb4499cc5 /src/starter/starterwhack.c
parentc3e7f611ea8273c6b3909cb006ade4903a74aad0 (diff)
downloadvyos-strongswan-41787e147279ff0695e9d759487266a60b80867b.tar.gz
vyos-strongswan-41787e147279ff0695e9d759487266a60b80867b.zip
[svn-upgrade] Integrating new upstream version, strongswan (4.3.2)
Diffstat (limited to 'src/starter/starterwhack.c')
-rw-r--r--src/starter/starterwhack.c582
1 files changed, 292 insertions, 290 deletions
diff --git a/src/starter/starterwhack.c b/src/starter/starterwhack.c
index 8b7d500b8..44b442ae2 100644
--- a/src/starter/starterwhack.c
+++ b/src/starter/starterwhack.c
@@ -10,8 +10,6 @@
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
- *
- * RCSID $Id: starterwhack.c 3880 2008-04-27 10:49:31Z andreas $
*/
#include <sys/types.h>
@@ -19,6 +17,7 @@
#include <sys/un.h>
#include <stddef.h>
#include <unistd.h>
+#include <string.h>
#include <errno.h>
#include <freeswan.h>
@@ -32,386 +31,389 @@
#include "confread.h"
#include "files.h"
-#define ip_version(string) (strchr(string, '.') ? AF_INET : AF_INET6)
+#define ip_version(string) (strchr(string, '.') ? AF_INET : AF_INET6)
static int
pack_str (char **p, char **next, char **roof)
{
- const char *s = (*p==NULL) ? "" : *p; /* note: NULL becomes ""! */
- size_t len = strlen(s) + 1;
-
- if ((*roof - *next) < len)
- {
- return 0; /* not enough space */
- }
- else
- {
- strcpy(*next, s);
- *next += len;
- *p = NULL; /* don't send pointers on the wire! */
- return 1;
- }
+ const char *s = (*p==NULL) ? "" : *p; /* note: NULL becomes ""! */
+ size_t len = strlen(s) + 1;
+
+ if ((*roof - *next) < len)
+ {
+ return 0; /* not enough space */
+ }
+ else
+ {
+ strcpy(*next, s);
+ *next += len;
+ *p = NULL; /* don't send pointers on the wire! */
+ return 1;
+ }
}
static int
send_whack_msg (whack_message_t *msg)
{
- struct sockaddr_un ctl_addr = { AF_UNIX, PLUTO_CTL_FILE };
- int sock;
- ssize_t len;
- char *str_next, *str_roof;
-
- /* pack strings */
- str_next = (char *)msg->string;
- str_roof = (char *)&msg->string[sizeof(msg->string)];
-
- if (!pack_str(&msg->name, &str_next, &str_roof)
- || !pack_str(&msg->left.id, &str_next, &str_roof)
- || !pack_str(&msg->left.cert, &str_next, &str_roof)
- || !pack_str(&msg->left.ca, &str_next, &str_roof)
- || !pack_str(&msg->left.groups, &str_next, &str_roof)
- || !pack_str(&msg->left.updown, &str_next, &str_roof)
- || !pack_str(&msg->left.virt, &str_next, &str_roof)
- || !pack_str(&msg->right.id, &str_next, &str_roof)
- || !pack_str(&msg->right.cert, &str_next, &str_roof)
- || !pack_str(&msg->right.ca, &str_next, &str_roof)
- || !pack_str(&msg->right.groups, &str_next, &str_roof)
- || !pack_str(&msg->right.updown, &str_next, &str_roof)
- || !pack_str(&msg->right.virt, &str_next, &str_roof)
- || !pack_str(&msg->keyid, &str_next, &str_roof)
- || !pack_str(&msg->myid, &str_next, &str_roof)
- || !pack_str(&msg->cacert, &str_next, &str_roof)
- || !pack_str(&msg->ldaphost, &str_next, &str_roof)
- || !pack_str(&msg->ldapbase, &str_next, &str_roof)
- || !pack_str(&msg->crluri, &str_next, &str_roof)
- || !pack_str(&msg->crluri2, &str_next, &str_roof)
- || !pack_str(&msg->ocspuri, &str_next, &str_roof)
- || !pack_str(&msg->ike, &str_next, &str_roof)
- || !pack_str(&msg->esp, &str_next, &str_roof)
- || !pack_str(&msg->sc_data, &str_next, &str_roof)
- || (str_roof - str_next < msg->keyval.len))
- {
- plog("send_wack_msg(): can't pack strings");
- return -1;
- }
- if (msg->keyval.ptr)
- memcpy(str_next, msg->keyval.ptr, msg->keyval.len);
- msg->keyval.ptr = NULL;
- str_next += msg->keyval.len;
- len = str_next - (char *)msg;
-
- /* connect to pluto ctl */
- sock = socket(AF_UNIX, SOCK_STREAM, 0);
- if (sock < 0)
- {
- plog("socket() failed: %s", strerror(errno));
- return -1;
- }
- if (connect(sock, (struct sockaddr *)&ctl_addr,
- offsetof(struct sockaddr_un, sun_path) + strlen(ctl_addr.sun_path)) < 0)
- {
- plog("connect(pluto_ctl) failed: %s", strerror(errno));
- close(sock);
- return -1;
- }
+ struct sockaddr_un ctl_addr;
+ int sock;
+ ssize_t len;
+ char *str_next, *str_roof;
+
+ ctl_addr.sun_family = AF_UNIX;
+ strcpy(ctl_addr.sun_path, PLUTO_CTL_FILE);
+
+ /* pack strings */
+ str_next = (char *)msg->string;
+ str_roof = (char *)&msg->string[sizeof(msg->string)];
+
+ if (!pack_str(&msg->name, &str_next, &str_roof)
+ || !pack_str(&msg->left.id, &str_next, &str_roof)
+ || !pack_str(&msg->left.cert, &str_next, &str_roof)
+ || !pack_str(&msg->left.ca, &str_next, &str_roof)
+ || !pack_str(&msg->left.groups, &str_next, &str_roof)
+ || !pack_str(&msg->left.updown, &str_next, &str_roof)
+ || !pack_str(&msg->left.virt, &str_next, &str_roof)
+ || !pack_str(&msg->right.id, &str_next, &str_roof)
+ || !pack_str(&msg->right.cert, &str_next, &str_roof)
+ || !pack_str(&msg->right.ca, &str_next, &str_roof)
+ || !pack_str(&msg->right.groups, &str_next, &str_roof)
+ || !pack_str(&msg->right.updown, &str_next, &str_roof)
+ || !pack_str(&msg->right.virt, &str_next, &str_roof)
+ || !pack_str(&msg->keyid, &str_next, &str_roof)
+ || !pack_str(&msg->myid, &str_next, &str_roof)
+ || !pack_str(&msg->cacert, &str_next, &str_roof)
+ || !pack_str(&msg->ldaphost, &str_next, &str_roof)
+ || !pack_str(&msg->ldapbase, &str_next, &str_roof)
+ || !pack_str(&msg->crluri, &str_next, &str_roof)
+ || !pack_str(&msg->crluri2, &str_next, &str_roof)
+ || !pack_str(&msg->ocspuri, &str_next, &str_roof)
+ || !pack_str(&msg->ike, &str_next, &str_roof)
+ || !pack_str(&msg->esp, &str_next, &str_roof)
+ || !pack_str(&msg->sc_data, &str_next, &str_roof)
+ || (str_roof - str_next < msg->keyval.len))
+ {
+ plog("send_wack_msg(): can't pack strings");
+ return -1;
+ }
+ if (msg->keyval.ptr)
+ memcpy(str_next, msg->keyval.ptr, msg->keyval.len);
+ msg->keyval.ptr = NULL;
+ str_next += msg->keyval.len;
+ len = str_next - (char *)msg;
+
+ /* connect to pluto ctl */
+ sock = socket(AF_UNIX, SOCK_STREAM, 0);
+ if (sock < 0)
+ {
+ plog("socket() failed: %s", strerror(errno));
+ return -1;
+ }
+ if (connect(sock, (struct sockaddr *)&ctl_addr,
+ offsetof(struct sockaddr_un, sun_path) + strlen(ctl_addr.sun_path)) < 0)
+ {
+ plog("connect(pluto_ctl) failed: %s", strerror(errno));
+ close(sock);
+ return -1;
+ }
- /* send message */
- if (write(sock, msg, len) != len)
- {
- plog("write(pluto_ctl) failed: %s", strerror(errno));
- close(sock);
- return -1;
- }
+ /* send message */
+ if (write(sock, msg, len) != len)
+ {
+ plog("write(pluto_ctl) failed: %s", strerror(errno));
+ close(sock);
+ return -1;
+ }
- /* TODO: read reply */
- close(sock);
- return 0;
+ /* TODO: read reply */
+ close(sock);
+ return 0;
}
static void
init_whack_msg(whack_message_t *msg)
{
- memset(msg, 0, sizeof(whack_message_t));
- msg->magic = WHACK_MAGIC;
+ memset(msg, 0, sizeof(whack_message_t));
+ msg->magic = WHACK_MAGIC;
}
static char *
connection_name(starter_conn_t *conn)
{
- /* if connection name is '%auto', create a new name like conn_xxxxx */
- static char buf[32];
-
- if (streq(conn->name, "%auto"))
- {
- sprintf(buf, "conn_%ld", conn->id);
- return buf;
- }
- return conn->name;
+ /* if connection name is '%auto', create a new name like conn_xxxxx */
+ static char buf[32];
+
+ if (streq(conn->name, "%auto"))
+ {
+ sprintf(buf, "conn_%ld", conn->id);
+ return buf;
+ }
+ return conn->name;
}
static void
set_whack_end(whack_end_t *w, starter_end_t *end, sa_family_t family)
{
- if (end->srcip && end->srcip[0] != '%')
- {
- int len = 0;
- char *pos;
+ if (end->srcip && end->srcip[0] != '%')
+ {
+ int len = 0;
+ char *pos;
+
+ pos = strchr(end->srcip, '/');
+ if (pos)
+ {
+ /* use first address only for pluto */
+ len = pos - end->srcip;
+ }
+ w->has_srcip = !end->has_natip;
+ ttoaddr(end->srcip, len, ip_version(end->srcip), &w->host_srcip);
+ }
+ else
+ {
+ anyaddr(AF_INET, &w->host_srcip);
+ }
+
+ w->id = end->id;
+ w->cert = end->cert;
+ w->ca = end->ca;
+ w->groups = end->groups;
+ w->host_addr = end->addr;
+ w->has_client = end->has_client;
+
+ if (family == AF_INET6 && isanyaddr(&end->nexthop))
+ {
+ anyaddr(AF_INET6, &end->nexthop);
+ }
+ w->host_nexthop = end->nexthop;
- pos = strchr(end->srcip, '/');
- if (pos)
+ if (w->has_client)
{
- /* use first address only for pluto */
- len = pos - end->srcip;
+ char *pos;
+ int len = 0;
+
+ pos = strchr(end->subnet, ',');
+ if (pos)
+ {
+ len = pos - end->subnet;
+ }
+ ttosubnet(end->subnet, len, ip_version(end->subnet), &w->client);
}
- w->has_srcip = !end->has_natip;
- ttoaddr(end->srcip, len, ip_version(end->srcip), &w->host_srcip);
- }
- else
- {
- anyaddr(AF_INET, &w->host_srcip);
- }
-
- w->id = end->id;
- w->cert = end->cert;
- w->ca = end->ca;
- w->groups = end->groups;
- w->host_addr = end->addr;
- w->has_client = end->has_client;
-
- if (family == AF_INET6 && isanyaddr(&end->nexthop))
- {
- anyaddr(AF_INET6, &end->nexthop);
- }
- w->host_nexthop = end->nexthop;
-
- if (w->has_client)
- {
- char *pos;
- int len = 0;
-
- pos = strchr(end->subnet, ',');
- if (pos)
+ else
{
- len = pos - end->subnet;
+ if (end->has_virt)
+ {
+ w->virt = end->subnet;
+ }
+ w->client.addr.u.v4.sin_family = addrtypeof(&w->host_addr);
}
- ttosubnet(end->subnet, len, ip_version(end->subnet), &w->client);
- }
- else
- {
- if (end->has_virt)
+
+ w->has_client_wildcard = end->has_client_wildcard;
+ w->has_port_wildcard = end->has_port_wildcard;
+ w->has_natip = end->has_natip;
+ w->allow_any = end->allow_any && !end->dns_failed;
+ w->modecfg = end->modecfg;
+ w->hostaccess = end->hostaccess;
+ w->sendcert = end->sendcert;
+ w->updown = end->updown;
+ w->host_port = IKE_UDP_PORT;
+ w->port = end->port;
+ w->protocol = end->protocol;
+
+ if (w->port != 0)
{
- w->virt = end->subnet;
+ int port = htons(w->port);
+
+ setportof(port, &w->host_addr);
+ setportof(port, &w->client.addr);
}
- w->client.addr.u.v4.sin_family = addrtypeof(&w->host_addr);
- }
-
- w->has_client_wildcard = end->has_client_wildcard;
- w->has_port_wildcard = end->has_port_wildcard;
- w->has_natip = end->has_natip;
- w->allow_any = end->allow_any && !end->dns_failed;
- w->modecfg = end->modecfg;
- w->hostaccess = end->hostaccess;
- w->sendcert = end->sendcert;
- w->updown = end->updown;
- w->host_port = IKE_UDP_PORT;
- w->port = end->port;
- w->protocol = end->protocol;
-
- if (w->port != 0)
- {
- int port = htons(w->port);
-
- setportof(port, &w->host_addr);
- setportof(port, &w->client.addr);
- }
}
static int
starter_whack_add_pubkey (starter_conn_t *conn, starter_end_t *end
, const char *lr)
{
- const char *err;
- static char keyspace[1024 + 4];
- whack_message_t msg;
-
- init_whack_msg(&msg);
-
- msg.whack_key = TRUE;
- msg.pubkey_alg = PUBKEY_ALG_RSA;
- if (end->id && end->rsakey)
- {
- /* special values to ignore */
- if (streq(end->rsakey, "")
- || streq(end->rsakey, "%none")
- || streq(end->rsakey, "%cert")
- || streq(end->rsakey, "0x00"))
- {
- return 0;
- }
- msg.keyid = end->id;
- err = atobytes(end->rsakey, 0, keyspace, sizeof(keyspace), &msg.keyval.len);
- if (err)
- {
- plog("conn %s/%s: rsakey malformed [%s]", connection_name(conn), lr, err);
- return 1;
- }
- else
+ const char *err;
+ static char keyspace[1024 + 4];
+ whack_message_t msg;
+
+ init_whack_msg(&msg);
+
+ msg.whack_key = TRUE;
+ msg.pubkey_alg = PUBKEY_ALG_RSA;
+ if (end->id && end->rsakey)
{
- msg.keyval.ptr = keyspace;
- return send_whack_msg(&msg);
+ /* special values to ignore */
+ if (streq(end->rsakey, "")
+ || streq(end->rsakey, "%none")
+ || streq(end->rsakey, "%cert")
+ || streq(end->rsakey, "0x00"))
+ {
+ return 0;
+ }
+ msg.keyid = end->id;
+ err = atobytes(end->rsakey, 0, keyspace, sizeof(keyspace), &msg.keyval.len);
+ if (err)
+ {
+ plog("conn %s/%s: rsakey malformed [%s]", connection_name(conn), lr, err);
+ return 1;
+ }
+ else
+ {
+ msg.keyval.ptr = keyspace;
+ return send_whack_msg(&msg);
+ }
}
- }
- return 0;
+ return 0;
}
int
starter_whack_add_conn(starter_conn_t *conn)
{
- whack_message_t msg;
- int r;
-
- init_whack_msg(&msg);
-
- msg.whack_connection = TRUE;
- msg.name = connection_name(conn);
-
- msg.ikev1 = conn->keyexchange != KEY_EXCHANGE_IKEV2;
- msg.addr_family = conn->addr_family;
- msg.tunnel_addr_family = conn->tunnel_addr_family;
- msg.sa_ike_life_seconds = conn->sa_ike_life_seconds;
- msg.sa_ipsec_life_seconds = conn->sa_ipsec_life_seconds;
- msg.sa_rekey_margin = conn->sa_rekey_margin;
- msg.sa_rekey_fuzz = conn->sa_rekey_fuzz;
- msg.sa_keying_tries = conn->sa_keying_tries;
- msg.policy = conn->policy;
-
- /*
- * Make sure the IKEv2-only policy bits are unset for IKEv1 connections
- */
- msg.policy &= ~POLICY_DONT_REAUTH;
- msg.policy &= ~POLICY_BEET;
- msg.policy &= ~POLICY_MOBIKE;
- msg.policy &= ~POLICY_FORCE_ENCAP;
-
- set_whack_end(&msg.left, &conn->left, conn->addr_family);
- set_whack_end(&msg.right, &conn->right, conn->addr_family);
-
- msg.esp = conn->esp;
- msg.ike = conn->ike;
- msg.pfsgroup = conn->pfsgroup;
-
- /* taken from pluto/whack.c */
- if (msg.pfsgroup)
- {
- char esp_buf[256];
-
- snprintf(esp_buf, sizeof (esp_buf), "%s;%s"
- , msg.esp ? msg.esp : ""
- , msg.pfsgroup ? msg.pfsgroup : "");
- msg.esp = esp_buf;
-
- DBG(DBG_CONTROL,
- DBG_log("Setting --esp=%s", msg.esp)
- )
- }
- msg.dpd_delay = conn->dpd_delay;
- msg.dpd_timeout = conn->dpd_timeout;
- msg.dpd_action = conn->dpd_action;
+ whack_message_t msg;
+ int r;
+
+ init_whack_msg(&msg);
+
+ msg.whack_connection = TRUE;
+ msg.name = connection_name(conn);
+
+ msg.ikev1 = conn->keyexchange != KEY_EXCHANGE_IKEV2;
+ msg.addr_family = conn->addr_family;
+ msg.tunnel_addr_family = conn->tunnel_addr_family;
+ msg.sa_ike_life_seconds = conn->sa_ike_life_seconds;
+ msg.sa_ipsec_life_seconds = conn->sa_ipsec_life_seconds;
+ msg.sa_rekey_margin = conn->sa_rekey_margin;
+ msg.sa_rekey_fuzz = conn->sa_rekey_fuzz;
+ msg.sa_keying_tries = conn->sa_keying_tries;
+ msg.policy = conn->policy;
+
+ /*
+ * Make sure the IKEv2-only policy bits are unset for IKEv1 connections
+ */
+ msg.policy &= ~POLICY_DONT_REAUTH;
+ msg.policy &= ~POLICY_BEET;
+ msg.policy &= ~POLICY_MOBIKE;
+ msg.policy &= ~POLICY_FORCE_ENCAP;
+
+ set_whack_end(&msg.left, &conn->left, conn->addr_family);
+ set_whack_end(&msg.right, &conn->right, conn->addr_family);
+
+ msg.esp = conn->esp;
+ msg.ike = conn->ike;
+ msg.pfsgroup = conn->pfsgroup;
+
+ /* taken from pluto/whack.c */
+ if (msg.pfsgroup)
+ {
+ char esp_buf[256];
+
+ snprintf(esp_buf, sizeof (esp_buf), "%s;%s"
+ , msg.esp ? msg.esp : ""
+ , msg.pfsgroup ? msg.pfsgroup : "");
+ msg.esp = esp_buf;
+
+ DBG(DBG_CONTROL,
+ DBG_log("Setting --esp=%s", msg.esp)
+ )
+ }
+ msg.dpd_delay = conn->dpd_delay;
+ msg.dpd_timeout = conn->dpd_timeout;
+ msg.dpd_action = conn->dpd_action;
/* msg.dpd_count = conn->dpd_count; not supported yet by strongSwan */
- r = send_whack_msg(&msg);
+ r = send_whack_msg(&msg);
- if (r == 0 && (conn->policy & POLICY_RSASIG))
- {
- r += starter_whack_add_pubkey (conn, &conn->left, "left");
- r += starter_whack_add_pubkey (conn, &conn->right, "right");
- }
+ if (r == 0 && (conn->policy & POLICY_PUBKEY))
+ {
+ r += starter_whack_add_pubkey (conn, &conn->left, "left");
+ r += starter_whack_add_pubkey (conn, &conn->right, "right");
+ }
- return r;
+ return r;
}
int
starter_whack_del_conn(starter_conn_t *conn)
{
- whack_message_t msg;
+ whack_message_t msg;
- init_whack_msg(&msg);
- msg.whack_delete = TRUE;
- msg.name = connection_name(conn);
- return send_whack_msg(&msg);
+ init_whack_msg(&msg);
+ msg.whack_delete = TRUE;
+ msg.name = connection_name(conn);
+ return send_whack_msg(&msg);
}
int
starter_whack_route_conn(starter_conn_t *conn)
{
- whack_message_t msg;
+ whack_message_t msg;
- init_whack_msg(&msg);
- msg.whack_route = TRUE;
- msg.name = connection_name(conn);
- return send_whack_msg(&msg);
+ init_whack_msg(&msg);
+ msg.whack_route = TRUE;
+ msg.name = connection_name(conn);
+ return send_whack_msg(&msg);
}
int
starter_whack_initiate_conn(starter_conn_t *conn)
{
- whack_message_t msg;
+ whack_message_t msg;
- init_whack_msg(&msg);
- msg.whack_initiate = TRUE;
- msg.whack_async = TRUE;
- msg.name = connection_name(conn);
- return send_whack_msg(&msg);
+ init_whack_msg(&msg);
+ msg.whack_initiate = TRUE;
+ msg.whack_async = TRUE;
+ msg.name = connection_name(conn);
+ return send_whack_msg(&msg);
}
int
starter_whack_listen(void)
{
- whack_message_t msg;
- init_whack_msg(&msg);
- msg.whack_listen = TRUE;
- return send_whack_msg(&msg);
+ whack_message_t msg;
+ init_whack_msg(&msg);
+ msg.whack_listen = TRUE;
+ return send_whack_msg(&msg);
}
int starter_whack_shutdown(void)
{
- whack_message_t msg;
+ whack_message_t msg;
- init_whack_msg(&msg);
- msg.whack_shutdown = TRUE;
- return send_whack_msg(&msg);
+ init_whack_msg(&msg);
+ msg.whack_shutdown = TRUE;
+ return send_whack_msg(&msg);
}
int
starter_whack_add_ca(starter_ca_t *ca)
{
- whack_message_t msg;
+ whack_message_t msg;
- init_whack_msg(&msg);
+ init_whack_msg(&msg);
- msg.whack_ca = TRUE;
- msg.name = ca->name;
- msg.cacert = ca->cacert;
- msg.ldaphost = ca->ldaphost;
- msg.ldapbase = ca->ldapbase;
- msg.crluri = ca->crluri;
- msg.crluri2 = ca->crluri2;
- msg.ocspuri = ca->ocspuri;
- msg.whack_strict = ca->strict;
+ msg.whack_ca = TRUE;
+ msg.name = ca->name;
+ msg.cacert = ca->cacert;
+ msg.ldaphost = ca->ldaphost;
+ msg.ldapbase = ca->ldapbase;
+ msg.crluri = ca->crluri;
+ msg.crluri2 = ca->crluri2;
+ msg.ocspuri = ca->ocspuri;
+ msg.whack_strict = ca->strict;
- return send_whack_msg(&msg);
+ return send_whack_msg(&msg);
}
int
starter_whack_del_ca(starter_ca_t *ca)
{
- whack_message_t msg;
+ whack_message_t msg;
- init_whack_msg(&msg);
+ init_whack_msg(&msg);
- msg.whack_delete = TRUE;
- msg.whack_ca = TRUE;
- msg.name = ca->name;
+ msg.whack_delete = TRUE;
+ msg.whack_ca = TRUE;
+ msg.name = ca->name;
- return send_whack_msg(&msg);
+ return send_whack_msg(&msg);
}