/** Disable TLS for this connection, called by users of the library.
* Occasionally a server will be misconfigured to send the starttls
* feature, but will not support the handshake.
*
* @param conn a Strophe connection object
*
* @note this function is deprecated
* @see xmpp_conn_set_flags()
*
* @ingroup Connections
*/
void xmpp_conn_disable_tls(xmpp_conn_t * const conn)
{
long flags = xmpp_conn_get_flags(conn);
flags |= XMPP_CONN_FLAG_DISABLE_TLS;
(void)xmpp_conn_set_flags(conn, flags);
}
int
main(int argc, char **argv)
{
xmppipe_state_t *state = NULL;
xmpp_log_t *log = NULL;
char *jid = NULL;
char *pass = NULL;
char *addr = NULL;
u_int16_t port = 0;
int flags = 0;
int ch = 0;
if (setvbuf(stdout, NULL, _IOLBF, 0) < 0)
err(EXIT_FAILURE, "setvbuf");
state = xmppipe_calloc(1, sizeof(xmppipe_state_t));
xmppipe_next_state(state, XMPPIPE_S_CONNECTING);
state->bufsz = 2049;
state->poll = 10;
state->keepalive = 60 * 1000;
state->keepalive_limit = 3;
state->sm_request_interval = 1;
state->sm_fc = 15;
state->sm_unacked = 5;
state->room = xmppipe_roomname("stdout");
state->resource = xmppipe_strdup(XMPPIPE_RESOURCE);
state->opt |= XMPPIPE_OPT_GROUPCHAT;
jid = xmppipe_getenv("XMPPIPE_USERNAME");
pass = xmppipe_getenv("XMPPIPE_PASSWORD");
if (xmppipe_sandbox_init(state) < 0)
err(EXIT_FAILURE, "sandbox failed");
while ( (ch = getopt_long(argc, argv, "a:b:c:dDeF:hI:k:K:o:P:p:r:sS:u:U:vx",
long_options, NULL)) != -1) {
switch (ch) {
case 'u':
/* username/jid */
free(jid);
jid = xmppipe_strdup(optarg);
break;
case 'p':
/* password */
free(pass);
pass = xmppipe_strdup(optarg);
break;
case 'o':
/* output/muc */
free(state->room);
state->room = xmppipe_strdup(optarg);
break;
case 'a': {
/* address:port */
char *p = NULL;
free(addr);
addr = xmppipe_strdup(optarg);
p = strchr(addr, ':');
if (p) {
*p++ = '\0';
port = xmppipe_strtonum(state, p, 0, 0xfffe);
}
}
break;
case 'r':
free(state->resource);
state->resource = xmppipe_strdup(optarg);
break;
case 'S':
free(state->subject);
state->subject = xmppipe_strdup(optarg);
break;
case 'v':
state->verbose++;
break;
case 'F':
if (strcmp(optarg, "text") == 0)
state->format = XMPPIPE_FMT_TEXT;
else if (strcmp(optarg, "csv") == 0)
state->format = XMPPIPE_FMT_CSV;
else
usage(state);
break;
case 'x':
state->encode = 1;
break;
case 'b':
/* read buffer size */
state->bufsz = xmppipe_strtonum(state, optarg, 3, 0xfffe);
break;
case 'c':
/* XEP-0198: stream management flow control */
state->sm_fc = xmppipe_strtonum(state, optarg, 0, 0xfffe);
break;
case 'I':
/* XEP-0198: stream management request interval */
state->sm_request_interval = xmppipe_strtonum(state, optarg, 0,
0xfffe);
break;
case 'k':
/* XEP-0199: XMPP ping keepalives */
state->sm_request_interval = xmppipe_strtonum(state, optarg, 0,
0xfffe) * 1000;
break;
case 'K':
/* XEP-0199: number of keepalive without a reply */
state->keepalive_limit = xmppipe_strtonum(state, optarg, 1,
0xfffe);
break;
case 'P':
/* poll delay */
state->poll = xmppipe_strtonum(state, optarg, 0, 0xfffe);
break;
case 'U':
/* XEP-0198: stream management unacked requests */
state->sm_unacked = xmppipe_strtonum(state, optarg, 0, 0xfffe);
break;
case 'd':
state->opt |= XMPPIPE_OPT_DISCARD;
break;
case 'D':
state->opt |= XMPPIPE_OPT_DISCARD;
state->opt |= XMPPIPE_OPT_DISCARD_TO_STDOUT;
break;
case 'e':
state->opt |= XMPPIPE_OPT_EOF;
break;
case 's':
state->opt |= XMPPIPE_OPT_SIGPIPE;
break;
case OPT_NO_TLS_VERIFY:
flags |= XMPP_CONN_FLAG_TRUST_TLS;
break;
case OPT_CHAT:
state->opt &= ~XMPPIPE_OPT_GROUPCHAT;
break;
case OPT_CHAT_MARKER:
state->opt |= XMPPIPE_OPT_CHAT_MARKER;
break;
case 'h':
default:
usage(state);
}
}
argc -= optind;
argv += optind;
if (argc > 0) {
free(state->room);
state->room = xmppipe_strdup(argv[0]);
}
if (jid == NULL)
usage(state);
if (state->encode && BASE64_LENGTH(state->bufsz) + 1 > 0xffff)
usage(state);
state->server = xmppipe_servername(jid);
if (strchr(state->room, '@')) {
state->out = xmppipe_strdup(state->room);
state->mucjid = xmppipe_mucjid(state->out, state->resource);
}
else if (!(state->opt & XMPPIPE_OPT_GROUPCHAT)) {
state->out = xmppipe_strdup(jid);
}
if (xmppipe_fmt_init() < 0)
errx(EXIT_FAILURE, "xmppipe_fmt_init");
xmpp_initialize();
log = xmpp_get_default_logger(XMPP_LEVEL_DEBUG);
state->ctx = xmpp_ctx_new(NULL, (state->verbose > 1 ? log : NULL));
if (state->ctx == NULL)
errx(EXIT_FAILURE, "could not allocate context");
state->conn = xmpp_conn_new(state->ctx);
if (state->conn == NULL)
errx(EXIT_FAILURE, "could not allocate connection");
if (xmpp_conn_set_flags(state->conn, flags) < 0)
errx(EXIT_FAILURE, "failed to set connection flags");
xmpp_conn_set_jid(state->conn, jid);
xmpp_conn_set_pass(state->conn, pass);
if (xmpp_connect_client(state->conn, addr, port, handle_connection, state) < 0)
errx(EXIT_FAILURE, "connection failed");
if (xmppipe_connect_init(state) < 0)
errx(EXIT_FAILURE, "XMPP handshake failed");
if (state->verbose)
(void)fprintf(stderr, "sandbox: stdin: %s\n", XMPPIPE_SANDBOX);
if (xmppipe_sandbox_stdin(state) < 0)
err(EXIT_FAILURE, "sandbox failed");
if (xmppipe_stream_init(state) < 0)
errx(EXIT_FAILURE, "enabling stream management failed");
if ( (state->opt & XMPPIPE_OPT_GROUPCHAT) && xmppipe_muc_init(state) < 0)
errx(EXIT_FAILURE, "failed to join MUC");
if (xmppipe_presence_init(state) < 0)
errx(EXIT_FAILURE, "publishing presence failed");
if ( (state->opt & XMPPIPE_OPT_GROUPCHAT) && state->subject)
xmppipe_muc_subject(state, state->subject);
event_loop(state);
xmppipe_stream_close(state);
(void)xmpp_conn_release(state->conn);
xmpp_ctx_free(state->ctx);
xmpp_shutdown();
return 0;
}
jabber_conn_status_t
connection_connect(const char *const jid, const char *const passwd, const char *const altdomain, int port,
const char *const tls_policy)
{
assert(jid != NULL);
assert(passwd != NULL);
Jid *jidp = jid_create(jid);
if (jidp == NULL) {
log_error("Malformed JID not able to connect: %s", jid);
conn.conn_status = JABBER_DISCONNECTED;
return conn.conn_status;
}
jid_destroy(jidp);
log_info("Connecting as %s", jid);
if (conn.xmpp_log) {
free(conn.xmpp_log);
}
conn.xmpp_log = _xmpp_get_file_logger();
if (conn.xmpp_conn) {
xmpp_conn_release(conn.xmpp_conn);
}
if (conn.xmpp_ctx) {
xmpp_ctx_free(conn.xmpp_ctx);
}
conn.xmpp_ctx = xmpp_ctx_new(NULL, conn.xmpp_log);
if (conn.xmpp_ctx == NULL) {
log_warning("Failed to get libstrophe ctx during connect");
return JABBER_DISCONNECTED;
}
conn.xmpp_conn = xmpp_conn_new(conn.xmpp_ctx);
if (conn.xmpp_conn == NULL) {
log_warning("Failed to get libstrophe conn during connect");
return JABBER_DISCONNECTED;
}
xmpp_conn_set_jid(conn.xmpp_conn, jid);
xmpp_conn_set_pass(conn.xmpp_conn, passwd);
if (!tls_policy || (g_strcmp0(tls_policy, "force") == 0)) {
xmpp_conn_set_flags(conn.xmpp_conn, XMPP_CONN_FLAG_MANDATORY_TLS);
} else if (g_strcmp0(tls_policy, "disable") == 0) {
xmpp_conn_set_flags(conn.xmpp_conn, XMPP_CONN_FLAG_DISABLE_TLS);
}
#ifdef HAVE_LIBMESODE
char *cert_path = prefs_get_tls_certpath();
if (cert_path) {
xmpp_conn_tlscert_path(conn.xmpp_conn, cert_path);
free(cert_path);
}
int connect_status = xmpp_connect_client(
conn.xmpp_conn,
altdomain,
port,
_connection_certfail_cb,
_connection_handler,
conn.xmpp_ctx);
#else
int connect_status = xmpp_connect_client(
conn.xmpp_conn,
altdomain,
port,
_connection_handler,
conn.xmpp_ctx);
#endif
if (connect_status == 0) {
conn.conn_status = JABBER_CONNECTING;
} else {
conn.conn_status = JABBER_DISCONNECTED;
}
return conn.conn_status;
}
int main(int argc, char **argv)
{
xmpp_ctx_t *ctx;
xmpp_conn_t *conn;
xmpp_log_t *log;
char *jid, *pass, *host = NULL;
long flags = 0;
int i;
/* take a jid and password on the command line */
for (i = 1; i < argc; ++i) {
if (strcmp(argv[i], "--disable-tls") == 0)
flags |= XMPP_CONN_FLAG_DISABLE_TLS;
else if (strcmp(argv[i], "--mandatory-tls") == 0)
flags |= XMPP_CONN_FLAG_MANDATORY_TLS;
else if (strcmp(argv[i], "--legacy-ssl") == 0)
flags |= XMPP_CONN_FLAG_LEGACY_SSL;
else
break;
}
if ((argc - i) < 2 || (argc - i) > 3) {
fprintf(stderr, "Usage: basic [options] <jid> <pass> [<host>]\n\n"
"Options:\n"
" --disable-tls Disable TLS.\n"
" --mandatory-tls Deny plaintext connection.\n"
" --legacy-ssl Use old style SSL.\n\n"
"Note: --disable-tls conflicts with --mandatory-tls or "
"--legacy-ssl\n");
return 1;
}
jid = argv[i];
pass = argv[i + 1];
if (i + 2 < argc)
host = argv[i + 2];
/*
* Note, this example doesn't handle errors. Applications should check
* return values of non-void functions.
*/
/* init library */
xmpp_initialize();
/* create a context */
log = xmpp_get_default_logger(XMPP_LEVEL_DEBUG); /* pass NULL instead to silence output */
ctx = xmpp_ctx_new(NULL, log);
/* create a connection */
conn = xmpp_conn_new(ctx);
/* configure connection properties (optional) */
xmpp_conn_set_flags(conn, flags);
/* setup authentication information */
xmpp_conn_set_jid(conn, jid);
xmpp_conn_set_pass(conn, pass);
/* initiate connection */
xmpp_connect_client(conn, host, 0, NULL, conn_handler, ctx);
/* enter the event loop -
our connect handler will trigger an exit */
xmpp_run(ctx);
/* release our connection and context */
xmpp_conn_release(conn);
xmpp_ctx_free(ctx);
/* final shutdown of the library */
xmpp_shutdown();
return 0;
}
static jabber_conn_status_t
_jabber_connect(const char *const fulljid, const char *const passwd, const char *const altdomain, int port,
const char *const tls_policy)
{
assert(fulljid != NULL);
assert(passwd != NULL);
Jid *jid = jid_create(fulljid);
if (jid == NULL) {
log_error("Malformed JID not able to connect: %s", fulljid);
jabber_conn.conn_status = JABBER_DISCONNECTED;
return jabber_conn.conn_status;
} else if (jid->fulljid == NULL) {
log_error("Full JID required to connect, received: %s", fulljid);
jabber_conn.conn_status = JABBER_DISCONNECTED;
jid_destroy(jid);
return jabber_conn.conn_status;
}
jid_destroy(jid);
log_info("Connecting as %s", fulljid);
if (jabber_conn.log) {
free(jabber_conn.log);
}
jabber_conn.log = _xmpp_get_file_logger();
if (jabber_conn.conn) {
xmpp_conn_release(jabber_conn.conn);
}
if (jabber_conn.ctx) {
xmpp_ctx_free(jabber_conn.ctx);
}
jabber_conn.ctx = xmpp_ctx_new(NULL, jabber_conn.log);
if (jabber_conn.ctx == NULL) {
log_warning("Failed to get libstrophe ctx during connect");
return JABBER_DISCONNECTED;
}
jabber_conn.conn = xmpp_conn_new(jabber_conn.ctx);
if (jabber_conn.conn == NULL) {
log_warning("Failed to get libstrophe conn during connect");
return JABBER_DISCONNECTED;
}
xmpp_conn_set_jid(jabber_conn.conn, fulljid);
xmpp_conn_set_pass(jabber_conn.conn, passwd);
if (!tls_policy || (g_strcmp0(tls_policy, "force") == 0)) {
xmpp_conn_set_flags(jabber_conn.conn, XMPP_CONN_FLAG_MANDATORY_TLS);
} else if (g_strcmp0(tls_policy, "disable") == 0) {
xmpp_conn_set_flags(jabber_conn.conn, XMPP_CONN_FLAG_DISABLE_TLS);
}
#ifdef HAVE_LIBMESODE
char *cert_path = prefs_get_string(PREF_TLS_CERTPATH);
if (cert_path) {
xmpp_conn_tlscert_path(jabber_conn.conn, cert_path);
}
prefs_free_string(cert_path);
#endif
#ifdef HAVE_LIBMESODE
int connect_status = xmpp_connect_client(
jabber_conn.conn,
altdomain,
port,
_connection_certfail_cb,
_connection_handler,
jabber_conn.ctx);
#else
int connect_status = xmpp_connect_client(
jabber_conn.conn,
altdomain,
port,
_connection_handler,
jabber_conn.ctx);
#endif
if (connect_status == 0) {
jabber_conn.conn_status = JABBER_CONNECTING;
} else {
jabber_conn.conn_status = JABBER_DISCONNECTED;
}
return jabber_conn.conn_status;
}