static int
get_vt_num (char **vec, char *vtpart, int depth)
{
int i;
if (ve_string_empty (vtpart) || depth <= 0)
return -1;
if (strchr (vtpart, ':') == NULL)
return atoi (vtpart);
for (i = 0; vec[i] != NULL; i++) {
char **rvec;
rvec = g_strsplit (vec[i], ",", -1);
if (mdm_vector_len (rvec) != 3) {
g_strfreev (rvec);
continue;
}
if (strcmp (rvec[0], vtpart) == 0) {
/* could be nested? */
int r = get_vt_num (vec, rvec[2], depth-1);
g_strfreev (rvec);
return r;
}
g_strfreev (rvec);
}
return -1;
}
static void
check_for_users (void)
{
char *result_string;
char **servers;
int i;
// Return if we're not on a VT
if (auth_cookie == NULL || get_cur_vt () < 0) {
return;
}
// Get the list of running servers from the daemon
result_string = mdmcomm_send_cmd_to_daemon_with_args (MDM_SUP_ATTACHED_SERVERS, auth_cookie, 5);
// Return if the daemon didn't send us the list
if (ve_string_empty (result_string) || strncmp (result_string, "OK ", 3) != 0) {
g_free (result_string);
return;
}
// Place the servers into the servers variable
servers = g_strsplit (&result_string[3], ";", -1);
g_free (result_string);
// Return if there are no servers running
if (servers == NULL)
return;
// Each server is composed of 3 parts: [display, user, tty]
for (i = 0; servers[i] != NULL; i++) {
char **server;
int vt;
server = g_strsplit (servers[i], ",", -1);
if (mdm_vector_len (server) != 3) {
g_strfreev (server);
continue;
}
// Get the VT of the server
vt = get_vt_num (servers, server[2], 5);
// If the server's username is empty, this is a greeter and we want to switch to it
if (strcmp (server[1], "") == 0 && vt >= 0) {
// lock the screen
if ( ! no_lock && vt != get_cur_vt () && vt >= 0) {
maybe_lock_screen ();
}
// Switch VT
change_vt (vt);
printf ("Switching to MDM server on VT #%d\n", vt);
exit (0);
}
g_strfreev (server);
}
printf ("Found no MDM server, ordering a new one\n");
g_strfreev (servers);
}
gboolean
mdm_common_is_action_available (gchar *action)
{
gchar **allowsyscmd = NULL;
const gchar *allowsyscmdval;
gboolean ret = FALSE;
int i;
allowsyscmdval = mdm_config_get_string (MDM_KEY_SYSTEM_COMMANDS_IN_MENU);
if (allowsyscmdval)
allowsyscmd = g_strsplit (allowsyscmdval, ";", 0);
if (allowsyscmd) {
for (i = 0; allowsyscmd[i] != NULL; i++) {
if (strcmp (allowsyscmd[i], action) == 0) {
ret = TRUE;
break;
}
}
}
#ifdef HAVE_CHKAUTHATTR
if (ret == TRUE) {
gchar **rbackeys = NULL;
const gchar *rbackeysval;
const char *mdmuser;
mdmuser = mdm_config_get_string (MDM_KEY_USER);
rbackeysval = mdm_config_get_string (MDM_KEY_RBAC_SYSTEM_COMMAND_KEYS);
if (rbackeysval)
rbackeys = g_strsplit (rbackeysval, ";", 0);
if (rbackeys) {
for (i = 0; rbackeys[i] != NULL; i++) {
gchar **rbackey = g_strsplit (rbackeys[i], ":", 2);
if (mdm_vector_len (rbackey) == 2 &&
! ve_string_empty (rbackey[0]) &&
! ve_string_empty (rbackey[1]) &&
strcmp (rbackey[0], action) == 0) {
if (!chkauthattr (rbackey[1], mdmuser)) {
g_strfreev (rbackey);
ret = FALSE;
break;
}
}
g_strfreev (rbackey);
}
}
g_strfreev (rbackeys);
}
#endif
g_strfreev (allowsyscmd);
return ret;
}
static void
check_for_users (void)
{
char *ret;
char **vec;
int i;
int extra;
/* only for console logins on vt supporting systems */
if (auth_cookie == NULL ||
get_cur_vt () < 0)
return;
ret = mdmcomm_call_mdm ("CONSOLE_SERVERS", auth_cookie, "1.0.0.0", 5);
if (ve_string_empty (ret) ||
strncmp (ret, "OK ", 3) != 0) {
g_free (ret);
return;
}
vec = g_strsplit (&ret[3], ";", -1);
g_free (ret);
if (vec == NULL)
return;
extra = 0;
for (i = 0; vec[i] != NULL; i++) {
char **rvec;
int vt;
rvec = g_strsplit (vec[i], ",", -1);
if (mdm_vector_len (rvec) != 3) {
g_strfreev (rvec);
continue;
}
vt = get_vt_num (vec, rvec[2], 5);
if (strcmp (rvec[0], mdmcomm_get_display ()) != 0 &&
vt >= 0) {
/* this is not the current display */
extra++;
}
g_strfreev (rvec);
}
if (extra == 0) {
g_strfreev (vec);
return;
}
run_logged_in_dialogue (vec);
g_strfreev (vec);
}
static void
check_for_displays (void)
{
char *ret;
char **vec;
char *auth_cookie = NULL;
int i;
/*
* Might be nice to move this call into read_config() so that it happens
* on the same socket call as reading the configuration.
*/
ret = mdmcomm_call_mdm (MDM_SUP_ATTACHED_SERVERS, auth_cookie, "1.0.0.0", 5);
if (ve_string_empty (ret) || strncmp (ret, "OK ", 3) != 0) {
g_free (ret);
return;
}
vec = g_strsplit (&ret[3], ";", -1);
g_free (ret);
if (vec == NULL)
return;
if (displays_hash == NULL)
displays_hash = g_hash_table_new_full (g_str_hash,
g_str_equal,
g_free,
g_free);
for (i = 0; vec[i] != NULL; i++) {
char **rvec;
rvec = g_strsplit (vec[i], ",", -1);
if (mdm_vector_len (rvec) != 3) {
g_strfreev (rvec);
continue;
}
g_hash_table_insert (displays_hash,
g_strdup (rvec[1]),
g_strdup (rvec[0]));
g_strfreev (rvec);
}
g_strfreev (vec);
}
static GtkTreeModel *
create_model (char **vec)
{
int i;
GtkListStore *store;
GtkTreeIter iter;
/* create list store */
store = gtk_list_store_new (COLUMN_NUM,
G_TYPE_STRING /* login */,
G_TYPE_STRING /* display */,
G_TYPE_INT /* vt */);
for (i = 0; vec[i] != NULL; i++) {
char **rvec;
int vt;
rvec = g_strsplit (vec[i], ",", -1);
if (mdm_vector_len (rvec) != 3) {
g_strfreev (rvec);
continue;
}
vt = get_vt_num (vec, rvec[2], 5);
if (strcmp (rvec[0], mdmcomm_get_display ()) != 0 &&
vt >= 0) {
char *user;
char *disp;
if (ve_string_empty (rvec[1])) {
user = g_strdup (_("Nobody"));
} else {
struct passwd *pw = getpwnam (rvec[1]);
if (pw == NULL ||
ve_string_empty (pw->pw_gecos)) {
char *login;
login = g_markup_escape_text (rvec[1], -1);
user = g_strdup_printf ("<b>%s</b>",
login);
g_free (login);
} else {
char *utf8gecos;
char *gecos, *login;
login = g_markup_escape_text (rvec[1], -1);
if ( ! g_utf8_validate (pw->pw_gecos, -1, NULL))
utf8gecos = ve_locale_to_utf8 (pw->pw_gecos);
else
utf8gecos = g_strdup (pw->pw_gecos);
gecos = g_markup_escape_text (utf8gecos, -1);
user = g_strdup_printf ("<b>%s</b>\n%s",
login,
gecos);
g_free (login);
g_free (gecos);
g_free (utf8gecos);
}
}
if (strchr (rvec[2], ':') == NULL) {
disp = g_strdup_printf
(_("Display %s on virtual "
"terminal %d"),
rvec[0], vt);
} else {
disp = g_strdup_printf
(_("Nested display %s on virtual "
"terminal %d"),
rvec[0], vt);
}
/* this is not the current display */
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter,
COLUMN_LOGIN, user,
COLUMN_DISPLAY, disp,
COLUMN_VT, vt,
-1);
g_free (user);
g_free (disp);
}
g_strfreev (rvec);
}
return GTK_TREE_MODEL (store);
}
