#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
+#include <systemd/sd-daemon.h>
#include <glib.h>
#include <package_manager.h>
#include <ckm/ckm-control.h>
+#include <ckm/ckm-type.h>
+#include <vconf/vconf.h>
#include <dlog.h>
-#define CKM_TAG "CKM_LISTENER"
+#define CKM_LISTENER_TAG "CKM_LISTENER"
-void eventCallback(
- const char *type,
- const char *package,
- package_manager_event_type_e eventType,
- package_manager_event_state_e eventState,
- int progress,
- package_manager_error_e error,
- void *userData)
-{
- (void) type;
- (void) progress;
- (void) error;
- (void) userData;
-
- if (eventType != PACKAGE_MANAGER_EVENT_TYPE_UNINSTALL)
- return;
-
- if (eventState != PACKAGE_MANAGER_EVENT_STATE_STARTED)
- return;
-
- if (package == NULL)
- return;
+#ifndef VCONFKEY_SECURITY_MDPP_STATE
+#define VCONFKEY_SECURITY_MDPP_STATE "file/security_mdpp/security_mdpp_state"
+#endif
- SLOG(LOG_DEBUG, CKM_TAG, "Get callback. Uninstalation of: %s", package);
- auto control = CKM::Control::create();
- control->removeApplicationData(std::string(package));
-}
-
-int main(void) {
- SLOG(LOG_DEBUG, CKM_TAG, "%s", "Start!");
+namespace {
+const char* const CKM_LOCK = "/var/run/key-manager.pid";
+const char* const LISTENER_LOCK = "/var/run/key-manager-listener.pid";
+};
+void daemonize()
+{
// Let's operate in background
+ int fd;
int result = fork();
if (result < 0){
- SLOG(LOG_DEBUG, CKM_TAG, "%s", "Error in fork!");
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "%s", "Error in fork!");
exit(1);
}
// Let's disconnect from terminal
if (-1 == setsid()) {
- SLOG(LOG_DEBUG, CKM_TAG, "%s", "Error in fork!");
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "%s", "Error in fork!");
exit(1);
}
// Let's close all descriptors
// for (result = getdtablesize(); result>=0; --result)
-// close(result);
+// close(result);
+
+ close(0);
+ close(1);
+ close(2);
+
+ result = open("/dev/null", O_RDWR); // open stdin
+
+ int fd_stdout = 0;
+ int fd_stderr = 0;
+ fd_stdout = dup(result); // stdout
+ fd_stderr = dup(result); // stderr
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "%d : %s", fd_stdout, "stdout file descriptor");
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "%d : %s", fd_stderr, "stderr file descriptor");
-// result = open("/dev/null", O_RDWR); // open stdin
-// dup(result); // stdout
-// dup(result); // stderr
umask(027);
// Let's change current directory
if (-1 == chdir("/")) {
- SLOG(LOG_DEBUG, CKM_TAG, "%s", "Error in chdir!");
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "Error in chdir!");
exit(1);
}
// Let's create lock file
- result = open("/tmp/ckm-listener.lock", O_RDWR | O_CREAT, 0640);
- if (result < 0) {
- SLOG(LOG_DEBUG, CKM_TAG, "%s", "Error in opening lock file!");
+ fd = TEMP_FAILURE_RETRY(creat(LISTENER_LOCK, 0640));
+ if (fd < 0) {
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "Error in opening lock file!");
exit(1);
}
- if (lockf(result, F_TLOCK, 0) < 0) {
- SLOG(LOG_DEBUG, CKM_TAG, "%s", "Daemon already working!");
- exit(0);
+ if (lockf(fd, F_TLOCK, 0) < 0) {
+ if (errno == EACCES || errno == EAGAIN) {
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "Daemon already working!");
+ exit(0);
+ }
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "lockf failed with error: %s" , strerror(errno));
+ exit(1);
+ }
+
+ std::string pid = std::to_string(getpid());
+ if (TEMP_FAILURE_RETRY(write(fd, pid.c_str(), pid.size())) <= 0) {
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "Failed to write lock file. Error: %s", strerror(errno));
+ exit(1);
+ }
+
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "%s", pid.c_str());
+}
+
+bool isCkmRunning()
+{
+ int lock = TEMP_FAILURE_RETRY(open(CKM_LOCK, O_RDWR));
+ if (lock == -1)
+ return false;
+
+ int ret = lockf(lock, F_TEST, 0);
+ close(lock);
+
+ // if lock test fails because of an error assume ckm is running
+ return (0 != ret);
+}
+
+void callUpdateCCMode()
+{
+ if(!isCkmRunning())
+ return;
+
+ auto control = CKM::Control::create();
+ int ret = control->updateCCMode();
+
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "Callback caller process id : %d\n", getpid());
+
+ if ( ret != CKM_API_SUCCESS )
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "CKM::Control::updateCCMode error. ret : %d\n", ret);
+ else
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "CKM::Control::updateCCMode success.\n");
+}
+
+void packageUninstalledEventCallback(
+ const char *type,
+ const char *package,
+ package_manager_event_type_e eventType,
+ package_manager_event_state_e eventState,
+ int progress,
+ package_manager_error_e error,
+ void *userData)
+{
+ (void) type;
+ (void) progress;
+ (void) error;
+ (void) userData;
+
+ if (eventType != PACKAGE_MANAGER_EVENT_TYPE_UNINSTALL ||
+ eventState != PACKAGE_MANAGER_EVENT_STATE_STARTED ||
+ package == NULL) {
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "PackageUninstalled Callback error of Invalid Param");
}
+ else {
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "PackageUninstalled Callback. Uninstalation of: %s", package);
+ auto control = CKM::Control::create();
+ int ret = 0;
+ if ( CKM_API_SUCCESS != (ret = control->removeApplicationData(std::string(package))) ) {
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "CKM::Control::removeApplicationData error. ret : %d\n", ret);
+ }
+ else {
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG,
+ "CKM::Control::removeApplicationData success. Uninstallation package : %s\n", package);
+ }
+ }
+}
- char str[100];
- sprintf(str, "%d\n", getpid());
- result = write(result, str, strlen(str));
+void ccModeChangedEventCallback(keynode_t*, void*)
+{
+ callUpdateCCMode();
+}
- SLOG(LOG_DEBUG, CKM_TAG, "%s", str);
+int main(void) {
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "%s", "Start!");
+
+ daemonize();
// Let's start to listen
GMainLoop *main_loop = g_main_loop_new(NULL, FALSE);
- package_manager_h request;
+ package_manager_h request;
package_manager_create(&request);
- if (0 != package_manager_set_event_cb(request, eventCallback, NULL)) {
- SLOG(LOG_DEBUG, CKM_TAG, "%s", "Error in package_manager_set_event_cb");
+
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "register uninstalledApp event callback start");
+ if (0 != package_manager_set_event_cb(request, packageUninstalledEventCallback, NULL)) {
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "%s", "Error in package_manager_set_event_cb");
exit(-1);
}
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "register uninstalledApp event callback success");
+
+ int ret = 0;
+ char *mdpp_state = vconf_get_str(VCONFKEY_SECURITY_MDPP_STATE);
+ if ( mdpp_state ) { // Update cc mode and register event callback only when mdpp vconf key exists
+ callUpdateCCMode();
+
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "register vconfCCModeChanged event callback start");
+ if ( 0 != (ret = vconf_notify_key_changed(VCONFKEY_SECURITY_MDPP_STATE, ccModeChangedEventCallback, NULL)) ) {
+ SLOG(LOG_ERROR, CKM_LISTENER_TAG, "Error in vconf_notify_key_changed. ret : %d", ret);
+ exit(-1);
+ }
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "register vconfCCModeChanged event callback success");
+ }
+ else
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG,
+ "vconfCCModeChanged event callback is not registered. No vconf key exists : %s", VCONFKEY_SECURITY_MDPP_STATE);
- /* Change file mode mask */
-
- SLOG(LOG_DEBUG, CKM_TAG, "%s", "Ready to listen!");
+ SLOG(LOG_DEBUG, CKM_LISTENER_TAG, "%s", "Ready to listen!");
g_main_loop_run(main_loop);
return 0;
}