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authorOlivier Blin <oblin@mandriva.org>2005-09-28 12:52:36 +0000
committerOlivier Blin <oblin@mandriva.org>2005-09-28 12:52:36 +0000
commit36c0bad1fa4d61860a9cb4688759a49fa22cde67 (patch)
tree44f4c1dcb29c5fa37a46aa2eb76bdeadedf06647 /src/plugins/ifw/ifw_dbus.c
parent1ed8ad88617b996a1dc37deddd2f44dd36adf4af (diff)
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Initial revisionr0topic/v0
Diffstat (limited to 'src/plugins/ifw/ifw_dbus.c')
-rw-r--r--src/plugins/ifw/ifw_dbus.c456
1 files changed, 456 insertions, 0 deletions
diff --git a/src/plugins/ifw/ifw_dbus.c b/src/plugins/ifw/ifw_dbus.c
new file mode 100644
index 0000000..82b2675
--- /dev/null
+++ b/src/plugins/ifw/ifw_dbus.c
@@ -0,0 +1,456 @@
+#include <stdio.h>
+
+#include "ifw_dbus.h"
+
+static void ifw_dbus_notify_simple_signal(DBusConnection *bus, char *signal) {
+ DBusMessage *message;
+
+ message = dbus_message_new_signal(IFW_DBUS_PATH,
+ IFW_DBUS_INTERFACE,
+ signal);
+ dbus_connection_send(bus, message, NULL);
+ dbus_connection_flush(bus);
+ dbus_message_unref(message);
+}
+
+void ifw_dbus_apply_report_verdict(DBusConnection *connection, ifw_t *ifw, report_list_cell_t *report, int do_blacklist) {
+ if (do_blacklist) {
+ if (!black_list_find(&ifw->blacklist, report->info.s_addr)) {
+ printf("blacklisting seq %d\n", report->seq);
+ black_list_add(&ifw->blacklist, &report->info);
+ ifw_dbus_notify_blacklist(connection, &report->info);
+ } else {
+ printf("(seq %d) addr %u already in blacklist\n", report->seq, report->info.s_addr);
+ }
+ } else {
+ printf("ignoring seq %d\n", report->seq);
+ }
+ report->processed = 1;
+}
+
+/* notify frontends of a new attack with a DBus signal */
+void ifw_dbus_notify_attack(DBusConnection *bus, report_list_cell_t *report) {
+ DBusMessage *message;
+
+ message = dbus_message_new_signal(IFW_DBUS_PATH,
+ IFW_DBUS_INTERFACE,
+ "Attack");
+
+ dbus_message_append_args(message,
+ DBUS_TYPE_UINT32,
+ report->info.timestamp_sec,
+ DBUS_TYPE_STRING,
+ report->info.indev_name,
+ DBUS_TYPE_STRING,
+ report->info.prefix,
+ DBUS_TYPE_UINT32,
+ report->info.sensor,
+ DBUS_TYPE_UINT32,
+ report->info.protocol,
+ DBUS_TYPE_UINT32,
+ report->info.s_addr,
+ DBUS_TYPE_UINT32,
+ report->info.d_port,
+ DBUS_TYPE_UINT32,
+ report->info.icmp_type,
+ DBUS_TYPE_UINT32,
+ report->seq,
+ DBUS_TYPE_UINT32,
+ report->processed,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(bus, message, NULL);
+ dbus_connection_flush(bus);
+ dbus_message_unref(message);
+}
+
+/* notify frontends of a new blacklist with a DBus signal */
+void ifw_dbus_notify_blacklist(DBusConnection *bus, msg_usr_t *attack) {
+ DBusMessage *message;
+
+ message = dbus_message_new_signal(IFW_DBUS_PATH,
+ IFW_DBUS_INTERFACE,
+ "Blacklist");
+
+ dbus_message_append_args(message,
+ DBUS_TYPE_UINT32,
+ attack->timestamp_sec,
+ DBUS_TYPE_STRING,
+ attack->indev_name,
+ DBUS_TYPE_STRING,
+ attack->prefix,
+ DBUS_TYPE_UINT32,
+ attack->sensor,
+ DBUS_TYPE_UINT32,
+ attack->protocol,
+ DBUS_TYPE_UINT32,
+ attack->s_addr,
+ DBUS_TYPE_UINT32,
+ attack->d_port,
+ DBUS_TYPE_UINT32,
+ attack->icmp_type,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(bus, message, NULL);
+ dbus_connection_flush(bus);
+ dbus_message_unref(message);
+}
+
+/* notify frontends of a new whitelist with a DBus signal */
+void ifw_dbus_notify_whitelist(DBusConnection *bus, u_int32_t addr) {
+ DBusMessage *message;
+
+ message = dbus_message_new_signal(IFW_DBUS_PATH,
+ IFW_DBUS_INTERFACE,
+ "Whitelist");
+ dbus_message_append_args(message,
+ DBUS_TYPE_UINT32,
+ addr,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(bus, message, NULL);
+ dbus_connection_flush(bus);
+ dbus_message_unref(message);
+}
+
+/* notify frontends that ifw data isn't usable with a DBus signal */
+void ifw_dbus_notify_clear(DBusConnection *bus) {
+ ifw_dbus_notify_simple_signal(bus, "Clear");
+}
+
+/* notify frontends that ifw has just been started */
+void ifw_dbus_notify_init(DBusConnection *bus) {
+ ifw_dbus_notify_simple_signal(bus, "Init");
+}
+
+/* notify frontends that a user is aware of the attacks */
+void ifw_dbus_notify_alert_ack(DBusConnection *bus) {
+ ifw_dbus_notify_simple_signal(bus, "AlertAck");
+}
+
+/* notify frontends that a user is wants to review the attacks */
+void ifw_dbus_notify_manage_request(DBusConnection *bus) {
+ ifw_dbus_notify_simple_signal(bus, "ManageRequest");
+}
+
+DBusHandlerResult ifw_dbus_get_mode(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusMessage *reply;
+
+ reply = dbus_message_new_method_return(message);
+ dbus_message_append_args(reply,
+ DBUS_TYPE_UINT32,
+ ifw->mode,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_set_mode(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusError error;
+ DBusMessage *reply;
+ ifw_mode_t mode;
+
+ dbus_error_init (&error);
+ if (!dbus_message_get_args (message,
+ &error,
+ DBUS_TYPE_UINT32,
+ &mode,
+ DBUS_TYPE_INVALID)) {
+ fprintf(stderr, "ifw_dbus_set_mode(): failed to read D-BUS message args: %s\n", error.message);
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ dbus_error_free (&error);
+
+ printf("setting new ifw mode : %s\n", mode == IFW_MODE_AUTO ? "auto" : mode == IFW_MODE_INTERACTIVE ? "interactive" : "unknown");
+ ifw->mode = mode;
+
+ reply = dbus_message_new_method_return(message);
+ dbus_message_append_args(reply,
+ DBUS_TYPE_UINT32,
+ ifw->mode,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_get_reports(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusError error;
+ struct list_head *entry;
+ DBusMessage *reply;
+ char include_processed;
+
+ dbus_error_init (&error);
+ if (!dbus_message_get_args (message,
+ &error,
+ DBUS_TYPE_UINT32,
+ &include_processed,
+ DBUS_TYPE_INVALID)) {
+ fprintf(stderr, "ifw_dbus_get_reports(): failed to read D-BUS message args: %s\n", error.message);
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ dbus_error_free (&error);
+
+ reply = dbus_message_new_method_return(message);
+ __list_for_each(entry, &ifw->reports) {
+ report_list_cell_t *cell;
+ cell = list_entry(entry, report_list_cell_t, list);
+ if (cell->processed && !include_processed) {
+ continue;
+ }
+ dbus_message_append_args(reply,
+ DBUS_TYPE_UINT32,
+ cell->info.timestamp_sec,
+ DBUS_TYPE_STRING,
+ cell->info.indev_name,
+ DBUS_TYPE_STRING,
+ cell->info.prefix,
+ DBUS_TYPE_UINT32,
+ cell->info.sensor,
+ DBUS_TYPE_UINT32,
+ cell->info.protocol,
+ DBUS_TYPE_UINT32,
+ cell->info.s_addr,
+ DBUS_TYPE_UINT32,
+ cell->info.d_port,
+ DBUS_TYPE_UINT32,
+ cell->info.icmp_type,
+ DBUS_TYPE_UINT32,
+ cell->seq,
+ DBUS_TYPE_UINT32,
+ cell->processed,
+ DBUS_TYPE_INVALID);
+ }
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_get_blacklist(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ struct list_head *entry;
+ DBusMessage *reply;
+
+ reply = dbus_message_new_method_return(message);
+ __list_for_each(entry, &ifw->blacklist) {
+ black_list_cell_t *cell;
+ cell = list_entry(entry, black_list_cell_t, list);
+ dbus_message_append_args(reply,
+ DBUS_TYPE_UINT32,
+ cell->info.timestamp_sec,
+ DBUS_TYPE_STRING,
+ cell->info.indev_name,
+ DBUS_TYPE_STRING,
+ cell->info.prefix,
+ DBUS_TYPE_UINT32,
+ cell->info.sensor,
+ DBUS_TYPE_UINT32,
+ cell->info.protocol,
+ DBUS_TYPE_UINT32,
+ cell->info.s_addr,
+ DBUS_TYPE_UINT32,
+ cell->info.d_port,
+ DBUS_TYPE_UINT32,
+ cell->info.icmp_type,
+ DBUS_TYPE_INVALID);
+ }
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_set_blacklist_verdict(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusError error;
+ DBusMessage *reply;
+ int seq, do_blacklist;
+ report_list_cell_t *report;
+
+ dbus_error_init (&error);
+ if (!dbus_message_get_args (message,
+ &error,
+ DBUS_TYPE_UINT32,
+ &seq,
+ DBUS_TYPE_UINT32,
+ &do_blacklist,
+ DBUS_TYPE_INVALID)) {
+ fprintf(stderr, "ifw_dbus_blacklist(): failed to read D-BUS message args: %s\n", error.message);
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ dbus_error_free (&error);
+
+ report = report_list_find_seq(&ifw->reports, seq);
+ if (report) {
+ ifw_dbus_apply_report_verdict(connection, ifw, report, do_blacklist);
+ } else {
+ fprintf(stderr, "unable find sequence number in report list, skipping\n");
+ }
+
+ black_list_print(&ifw->blacklist);
+ report_list_print(&ifw->reports);
+
+ reply = dbus_message_new_method_return(message);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_unblacklist(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusError error;
+ DBusMessage *reply;
+ u_int32_t addr;
+
+ dbus_error_init (&error);
+ if (!dbus_message_get_args (message,
+ &error,
+ DBUS_TYPE_UINT32,
+ &addr,
+ DBUS_TYPE_INVALID)) {
+ fprintf(stderr, "ifw_dbus_blacklist(): failed to read D-BUS message args: %s\n", error.message);
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ dbus_error_free (&error);
+
+ black_list_remove(&ifw->blacklist, addr);
+
+ reply = dbus_message_new_method_return(message);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_get_whitelist(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ struct list_head *entry;
+ DBusMessage *reply;
+
+ reply = dbus_message_new_method_return(message);
+ __list_for_each(entry, &ifw->whitelist) {
+ white_list_cell_t *cell;
+ cell = list_entry(entry, white_list_cell_t, list);
+ dbus_message_append_args(reply,
+ DBUS_TYPE_UINT32,
+ cell->addr,
+ DBUS_TYPE_INVALID);
+ }
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_whitelist(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusError error;
+ DBusMessage *reply;
+ u_int32_t addr;
+
+ dbus_error_init (&error);
+ if (!dbus_message_get_args (message,
+ &error,
+ DBUS_TYPE_UINT32,
+ &addr,
+ DBUS_TYPE_INVALID)) {
+ fprintf(stderr, "ifw_dbus_whitelist(): failed to read D-BUS message args: %s\n", error.message);
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ dbus_error_free (&error);
+
+ if (!white_list_find(&ifw->whitelist, addr)) {
+ printf("whitelisting addr %u\n", addr);
+ white_list_add(&ifw->whitelist, addr);
+ } else {
+ printf("addr %u already in whitelist\n", addr);
+ }
+ white_list_print(&ifw->whitelist);
+
+ reply = dbus_message_new_method_return(message);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ ifw_dbus_notify_whitelist(connection, addr);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_unwhitelist(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusError error;
+ DBusMessage *reply;
+ u_int32_t addr;
+
+ dbus_error_init (&error);
+ if (!dbus_message_get_args (message,
+ &error,
+ DBUS_TYPE_UINT32,
+ &addr,
+ DBUS_TYPE_INVALID)) {
+ fprintf(stderr, "ifw_dbus_whitelist(): failed to read D-BUS message args: %s\n", error.message);
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ dbus_error_free (&error);
+
+ printf("remove addr from whitelist %u\n", addr);
+ white_list_remove(&ifw->whitelist, addr);
+
+ white_list_print(&ifw->whitelist);
+
+ reply = dbus_message_new_method_return(message);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_clear_processed_reports(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusMessage *reply;
+
+ report_list_clear_processed(&ifw->reports);
+
+ reply = dbus_message_new_method_return(message);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_send_alert_ack(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusMessage *reply;
+
+ ifw_dbus_notify_alert_ack(connection);
+
+ reply = dbus_message_new_method_return(message);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+DBusHandlerResult ifw_dbus_send_manage_request(DBusConnection *connection, DBusMessage *message, ifw_t *ifw) {
+ DBusMessage *reply;
+
+ ifw_dbus_notify_manage_request(connection);
+
+ reply = dbus_message_new_method_return(message);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_connection_flush(connection);
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}