diff options
Diffstat (limited to 'scripts/vpn-script.c')
-rw-r--r-- | scripts/vpn-script.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/scripts/vpn-script.c b/scripts/vpn-script.c new file mode 100644 index 00000000..6e020e92 --- /dev/null +++ b/scripts/vpn-script.c @@ -0,0 +1,157 @@ +/* + * + * Connection Manager + * + * Copyright (C) 2007-2012 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <syslog.h> +#include <libgen.h> + +#include <dbus/dbus.h> + +extern char **environ; + +static void print(const char *format, ...) +{ + va_list ap; + + va_start(ap, format); + vsyslog(LOG_INFO, format, ap); + va_end(ap); +} + +static void append(DBusMessageIter *dict, const char *pattern) +{ + DBusMessageIter entry; + const char *key, *value; + char *delim; + + delim = strchr(pattern, '='); + *delim = '\0'; + + key = pattern; + value = delim + 1; + + /* + * We clean the environment before invoking openconnect/vpnc, + * but might as well still filter out the few things that get + * added that we're not interested in + */ + if (!strcmp(key, "PWD") || !strcmp(key, "_") || + !strcmp(key, "SHLVL") || !strcmp(key, "connman_busname") || + !strcmp(key, "connman_network")) + return; + + dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY, + NULL, &entry); + + dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key); + + dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &value); + + dbus_message_iter_close_container(dict, &entry); +} + +int main(int argc, char *argv[]) +{ + DBusConnection *conn; + DBusError error; + DBusMessage *msg; + DBusMessageIter iter, dict; + char **envp, *busname, *reason, *interface, *path; + int ret = 0; + + openlog(basename(argv[0]), LOG_NDELAY | LOG_PID, LOG_DAEMON); + + busname = getenv("CONNMAN_BUSNAME"); + interface = getenv("CONNMAN_INTERFACE"); + path = getenv("CONNMAN_PATH"); + + reason = getenv("reason"); + + if (!busname || !interface || !path || !reason) { + print("Required environment variables not set"); + ret = 1; + goto out; + } + + if (strcmp(reason, "pre-init") == 0) + goto out; + + dbus_error_init(&error); + + conn = dbus_bus_get(DBUS_BUS_SYSTEM, &error); + if (!conn) { + if (dbus_error_is_set(&error)) { + print("%s", error.message); + dbus_error_free(&error); + } else + print("Failed to get on system bus"); + + goto out; + } + + msg = dbus_message_new_method_call(busname, path, + interface, "notify"); + if (!msg) { + dbus_connection_unref(conn); + print("Failed to allocate method call"); + goto out; + } + + dbus_message_set_no_reply(msg, TRUE); + + dbus_message_append_args(msg, + DBUS_TYPE_STRING, &reason, + DBUS_TYPE_INVALID); + + dbus_message_iter_init_append(msg, &iter); + + dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, + DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING + DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_STRING_AS_STRING + DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict); + + for (envp = environ; envp && *envp; envp++) + append(&dict, *envp); + + dbus_message_iter_close_container(&iter, &dict); + + if (!dbus_connection_send(conn, msg, NULL)) { + print("Failed to send message"); + goto out; + } + + dbus_connection_flush(conn); + + dbus_message_unref(msg); + + dbus_connection_unref(conn); + +out: + closelog(); + + return ret; +} |