summaryrefslogtreecommitdiff
path: root/src/stroke/stroke.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/stroke/stroke.c')
-rw-r--r--src/stroke/stroke.c421
1 files changed, 421 insertions, 0 deletions
diff --git a/src/stroke/stroke.c b/src/stroke/stroke.c
new file mode 100644
index 000000000..5d3fd6e77
--- /dev/null
+++ b/src/stroke/stroke.c
@@ -0,0 +1,421 @@
+/* Stroke for charon is the counterpart to whack from pluto
+ * Copyright (C) 2006 Martin Willi - Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * 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.
+ */
+
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <sys/fcntl.h>
+#include <unistd.h>
+#include <dirent.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stddef.h>
+
+#include "stroke.h"
+#include "stroke_keywords.h"
+
+struct stroke_token {
+ char *name;
+ stroke_keyword_t kw;
+};
+
+static char* push_string(stroke_msg_t *msg, char *string)
+{
+ unsigned long string_start = msg->length;
+
+ if (string == NULL || msg->length + strlen(string) >= sizeof(stroke_msg_t))
+ {
+ return NULL;
+ }
+ else
+ {
+ msg->length += strlen(string) + 1;
+ strcpy((char*)msg + string_start, string);
+ return (char*)string_start;
+ }
+}
+
+static int send_stroke_msg (stroke_msg_t *msg)
+{
+ struct sockaddr_un ctl_addr = { AF_UNIX, STROKE_SOCKET };
+ int sock;
+ char buffer[64];
+ int byte_count;
+
+ msg->output_verbosity = 1; /* CONTROL */
+
+ sock = socket(AF_UNIX, SOCK_STREAM, 0);
+ if (sock < 0)
+ {
+ fprintf(stderr, "Opening unix socket %s: %s\n", STROKE_SOCKET, strerror(errno));
+ return -1;
+ }
+ if (connect(sock, (struct sockaddr *)&ctl_addr,
+ offsetof(struct sockaddr_un, sun_path) + strlen(ctl_addr.sun_path)) < 0)
+ {
+ fprintf(stderr, "Connect to socket failed: %s\n", strerror(errno));
+ close(sock);
+ return -1;
+ }
+
+ /* send message */
+ if (write(sock, msg, msg->length) != msg->length)
+ {
+ fprintf(stderr, "writing to socket failed: %s\n", strerror(errno));
+ close(sock);
+ return -1;
+ }
+
+ while ((byte_count = read(sock, buffer, sizeof(buffer)-1)) > 0)
+ {
+ buffer[byte_count] = '\0';
+ printf("%s", buffer);
+ }
+ if (byte_count < 0)
+ {
+ fprintf(stderr, "reading from socket failed: %s\n", strerror(errno));
+ }
+
+ close(sock);
+ return 0;
+}
+
+static int add_connection(char *name,
+ char *my_id, char *other_id,
+ char *my_addr, char *other_addr,
+ char *my_net, char *other_net,
+ u_int my_netmask, u_int other_netmask)
+{
+ stroke_msg_t msg;
+
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.type = STR_ADD_CONN;
+
+ msg.add_conn.name = push_string(&msg, name);
+ msg.add_conn.ikev2 = 1;
+ msg.add_conn.auth_method = 2;
+ msg.add_conn.eap_type = 0;
+ msg.add_conn.mode = 1;
+
+ msg.add_conn.rekey.reauth = 0;
+ msg.add_conn.rekey.ipsec_lifetime = 0;
+ msg.add_conn.rekey.ike_lifetime = 0;
+ msg.add_conn.rekey.margin = 0;
+ msg.add_conn.rekey.tries = 0;
+ msg.add_conn.rekey.fuzz = 0;
+
+ msg.add_conn.algorithms.ike = NULL;
+ msg.add_conn.algorithms.esp = NULL;
+
+ msg.add_conn.dpd.delay = 0;
+ msg.add_conn.dpd.action = 1;
+
+ msg.add_conn.me.id = push_string(&msg, my_id);
+ msg.add_conn.me.address = push_string(&msg, my_addr);
+ msg.add_conn.me.subnet = push_string(&msg, my_net);
+ msg.add_conn.me.subnet_mask = my_netmask;
+ msg.add_conn.me.sourceip = NULL;
+ msg.add_conn.me.virtual_ip = 0;
+ msg.add_conn.me.cert = NULL;
+ msg.add_conn.me.ca = NULL;
+ msg.add_conn.me.sendcert = 1;
+ msg.add_conn.me.hostaccess = 0;
+ msg.add_conn.me.tohost = 0;
+ msg.add_conn.me.protocol = 0;
+ msg.add_conn.me.port = 0;
+
+ msg.add_conn.other.id = push_string(&msg, other_id);
+ msg.add_conn.other.address = push_string(&msg, other_addr);
+ msg.add_conn.other.subnet = push_string(&msg, other_net);
+ msg.add_conn.other.subnet_mask = other_netmask;
+ msg.add_conn.other.sourceip = NULL;
+ msg.add_conn.other.virtual_ip = 0;
+ msg.add_conn.other.cert = NULL;
+ msg.add_conn.other.ca = NULL;
+ msg.add_conn.other.sendcert = 1;
+ msg.add_conn.other.hostaccess = 0;
+ msg.add_conn.other.tohost = 0;
+ msg.add_conn.other.protocol = 0;
+ msg.add_conn.other.port = 0;
+
+ return send_stroke_msg(&msg);
+}
+
+static int del_connection(char *name)
+{
+ stroke_msg_t msg;
+
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.type = STR_DEL_CONN;
+ msg.initiate.name = push_string(&msg, name);
+ return send_stroke_msg(&msg);
+}
+
+static int initiate_connection(char *name)
+{
+ stroke_msg_t msg;
+
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.type = STR_INITIATE;
+ msg.initiate.name = push_string(&msg, name);
+ return send_stroke_msg(&msg);
+}
+
+static int terminate_connection(char *name)
+{
+ stroke_msg_t msg;
+
+ msg.type = STR_TERMINATE;
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.initiate.name = push_string(&msg, name);
+ return send_stroke_msg(&msg);
+}
+
+static int route_connection(char *name)
+{
+ stroke_msg_t msg;
+
+ msg.type = STR_ROUTE;
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.route.name = push_string(&msg, name);
+ return send_stroke_msg(&msg);
+}
+
+static int unroute_connection(char *name)
+{
+ stroke_msg_t msg;
+
+ msg.type = STR_UNROUTE;
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.unroute.name = push_string(&msg, name);
+ return send_stroke_msg(&msg);
+}
+
+static int show_status(stroke_keyword_t kw, char *connection)
+{
+ stroke_msg_t msg;
+
+ msg.type = (kw == STROKE_STATUS)? STR_STATUS:STR_STATUS_ALL;
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.status.name = push_string(&msg, connection);
+ return send_stroke_msg(&msg);
+}
+
+static int list_flags[] = {
+ LIST_CERTS,
+ LIST_CACERTS,
+ LIST_OCSPCERTS,
+ LIST_CAINFOS,
+ LIST_CRLS,
+ LIST_OCSP,
+ LIST_ALL
+};
+
+static int list(stroke_keyword_t kw, int utc)
+{
+ stroke_msg_t msg;
+
+ msg.type = STR_LIST;
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.list.utc = utc;
+ msg.list.flags = list_flags[kw - STROKE_LIST_FIRST];
+ return send_stroke_msg(&msg);
+}
+
+static int reread_flags[] = {
+ REREAD_CACERTS,
+ REREAD_OCSPCERTS,
+ REREAD_CRLS,
+ REREAD_ALL
+};
+
+static int reread(stroke_keyword_t kw)
+{
+ stroke_msg_t msg;
+
+ msg.type = STR_REREAD;
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.reread.flags = reread_flags[kw - STROKE_REREAD_FIRST];
+ return send_stroke_msg(&msg);
+}
+
+static int purge_flags[] = {
+ PURGE_OCSP
+};
+
+static int purge(stroke_keyword_t kw)
+{
+ stroke_msg_t msg;
+
+ msg.type = STR_PURGE;
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.purge.flags = purge_flags[kw - STROKE_PURGE_FIRST];
+ return send_stroke_msg(&msg);
+}
+
+static int set_loglevel(char *type, u_int level)
+{
+ stroke_msg_t msg;
+
+ msg.type = STR_LOGLEVEL;
+ msg.length = offsetof(stroke_msg_t, buffer);
+ msg.loglevel.type = push_string(&msg, type);
+ msg.loglevel.level = level;
+ return send_stroke_msg(&msg);
+}
+
+static void exit_error(char *error)
+{
+ if (error)
+ {
+ fprintf(stderr, "%s\n", error);
+ }
+ exit(-1);
+}
+
+static void exit_usage(char *error)
+{
+ printf("Usage:\n");
+ printf(" Add a connection:\n");
+ printf(" stroke add NAME MY_ID OTHER_ID MY_ADDR OTHER_ADDR\\\n");
+ printf(" MY_NET OTHER_NET MY_NETBITS OTHER_NETBITS\n");
+ printf(" where: ID is any IKEv2 ID \n");
+ printf(" ADDR is a IPv4 address\n");
+ printf(" NET is a IPv4 address of the subnet to tunnel\n");
+ printf(" NETBITS is the size of the subnet, as the \"24\" in 192.168.0.0/24\n");
+ printf(" Delete a connection:\n");
+ printf(" stroke delete NAME\n");
+ printf(" where: NAME is a connection name added with \"stroke add\"\n");
+ printf(" Initiate a connection:\n");
+ printf(" stroke up NAME\n");
+ printf(" where: NAME is a connection name added with \"stroke add\"\n");
+ printf(" Terminate a connection:\n");
+ printf(" stroke down NAME\n");
+ printf(" where: NAME is a connection name added with \"stroke add\"\n");
+ printf(" Set loglevel for a logging type:\n");
+ printf(" stroke loglevel TYPE LEVEL\n");
+ printf(" where: TYPE is any|dmn|mgr|ike|chd|job|cfg|knl|net|enc|lib\n");
+ printf(" LEVEL is -1|0|1|2|3|4\n");
+ printf(" Show connection status:\n");
+ printf(" stroke status\n");
+ printf(" Show list of locally loaded certificates and crls:\n");
+ printf(" stroke listcerts|listcacerts|listocspcerts|listcainfos|listcrls|listocsp|listall\n");
+ printf(" Reload ca certificates and crls:\n");
+ printf(" stroke rereadcacerts|rereadcrls|rereadall\n");
+ printf(" Purge ocsp cache entries:\n");
+ printf(" stroke purgeocsp\n");
+ exit_error(error);
+}
+
+int main(int argc, char *argv[])
+{
+ const stroke_token_t *token;
+ int res = 0;
+
+ if (argc < 2)
+ {
+ exit_usage(NULL);
+ }
+
+ token = in_word_set(argv[1], strlen(argv[1]));
+
+ if (token == NULL)
+ {
+ exit_usage("unknown keyword");
+ }
+
+ switch (token->kw)
+ {
+ case STROKE_ADD:
+ if (argc < 11)
+ {
+ exit_usage("\"add\" needs more parameters...");
+ }
+ res = add_connection(argv[2],
+ argv[3], argv[4],
+ argv[5], argv[6],
+ argv[7], argv[8],
+ atoi(argv[9]), atoi(argv[10]));
+ break;
+ case STROKE_DELETE:
+ case STROKE_DEL:
+ if (argc < 3)
+ {
+ exit_usage("\"delete\" needs a connection name");
+ }
+ res = del_connection(argv[2]);
+ break;
+ case STROKE_UP:
+ if (argc < 3)
+ {
+ exit_usage("\"up\" needs a connection name");
+ }
+ res = initiate_connection(argv[2]);
+ break;
+ case STROKE_DOWN:
+ if (argc < 3)
+ {
+ exit_usage("\"down\" needs a connection name");
+ }
+ res = terminate_connection(argv[2]);
+ break;
+ case STROKE_ROUTE:
+ if (argc < 3)
+ {
+ exit_usage("\"route\" needs a connection name");
+ }
+ res = route_connection(argv[2]);
+ break;
+ case STROKE_UNROUTE:
+ if (argc < 3)
+ {
+ exit_usage("\"unroute\" needs a connection name");
+ }
+ res = unroute_connection(argv[2]);
+ break;
+ case STROKE_LOGLEVEL:
+ if (argc < 4)
+ {
+ exit_usage("\"logtype\" needs more parameters...");
+ }
+ res = set_loglevel(argv[2], atoi(argv[3]));
+ break;
+ case STROKE_STATUS:
+ case STROKE_STATUSALL:
+ res = show_status(token->kw, argc > 2 ? argv[2] : NULL);
+ break;
+ case STROKE_LIST_CERTS:
+ case STROKE_LIST_CACERTS:
+ case STROKE_LIST_OCSPCERTS:
+ case STROKE_LIST_CAINFOS:
+ case STROKE_LIST_CRLS:
+ case STROKE_LIST_OCSP:
+ case STROKE_LIST_ALL:
+ res = list(token->kw, argc > 2 && strcmp(argv[2], "--utc") == 0);
+ break;
+ case STROKE_REREAD_CACERTS:
+ case STROKE_REREAD_CRLS:
+ case STROKE_REREAD_ALL:
+ res = reread(token->kw);
+ break;
+ case STROKE_PURGE_OCSP:
+ res = purge(token->kw);
+ break;
+ default:
+ exit_usage(NULL);
+ }
+ return res;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-20 12:34:09 +0000