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utils/delete: Add ability to delete single user fingerprints by finger name

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Each user can now be followed by an `-f`/`--finger` parameter that when
available will be used to delete a single fingerprint for the user.

Add tests
This commit is contained in:
Marco Trevisan (Treviño)
2021-01-28 21:15:05 +01:00
parent 8485985ed3
commit 3a05589685
3 changed files with 116 additions and 10 deletions
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80
utils/delete.c
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@ -50,8 +50,23 @@ create_manager (void)
}
}
static gboolean
delete_user_prints (FprintDBusDevice *dev,
const char *fingername,
GError **error)
{
if (fingername)
return fprint_dbus_device_call_delete_enrolled_finger_sync (dev, fingername,
NULL, error);
else
return fprint_dbus_device_call_delete_enrolled_fingers2_sync (dev, NULL,
error);
}
static void
delete_fingerprints (FprintDBusDevice *dev, const char *username)
delete_fingerprints (FprintDBusDevice *dev,
const char *username,
const char *fingername)
{
g_autoptr(GError) error = NULL;
@ -61,8 +76,7 @@ delete_fingerprints (FprintDBusDevice *dev, const char *username)
exit (1);
}
if (!fprint_dbus_device_call_delete_enrolled_fingers2_sync (dev, NULL,
&error))
if (!delete_user_prints (dev, fingername, &error))
{
gboolean ignore_error = FALSE;
if (g_dbus_error_is_remote_error (error))
@ -91,8 +105,13 @@ delete_fingerprints (FprintDBusDevice *dev, const char *username)
}
else
{
g_print ("Fingerprints deleted on %s\n",
fprint_dbus_device_get_name (dev));
if (fingername)
g_print ("Fingerprint %s of user %s deleted on %s\n",
fingername, username,
fprint_dbus_device_get_name (dev));
else
g_print ("Fingerprints of user %s deleted on %s\n", username,
fprint_dbus_device_get_name (dev));
}
g_clear_error (&error);
@ -104,10 +123,12 @@ delete_fingerprints (FprintDBusDevice *dev, const char *username)
}
static void
process_devices (char **argv)
process_devices (guint argc, char **argv)
{
g_autoptr(GOptionContext) option_context = NULL;
g_autoptr(GError) error = NULL;
g_auto(GStrv) devices = NULL;
char *fingername = NULL;
char *path;
guint num_devices;
guint i;
@ -133,6 +154,15 @@ process_devices (char **argv)
g_print ("Device at %s\n", path);
}
const GOptionEntry user_options[] = {
{ "finger", 'f', 0, G_OPTION_ARG_STRING, &fingername, "Finger selected to verify (default is automatic)", NULL },
{ NULL }
};
option_context = g_option_context_new (NULL);
g_option_context_add_main_entries (option_context, user_options, NULL);
for (i = 0; devices[i] != NULL; i++)
{
g_autoptr(FprintDBusDevice) dev = NULL;
@ -148,7 +178,39 @@ process_devices (char **argv)
path, NULL, NULL);
for (j = 1; argv[j] != NULL; j++)
delete_fingerprints (dev, argv[j]);
{
const char *username = argv[j];
fingername = NULL;
if (argc > j + 1 && argv[j + 1][0] == '-')
{
g_autoptr(GError) local_error = NULL;
g_autoptr(GPtrArray) user_args = NULL;
user_args = g_ptr_array_new_full (3, NULL);
g_ptr_array_add (user_args, argv[j]);
g_ptr_array_add (user_args, argv[j + 1]);
if (argc > j + 2)
g_ptr_array_add (user_args, argv[j + 2]);
int new_argc = user_args->len;
char **new_argv = (char **) user_args->pdata;
if (!g_option_context_parse (option_context, &new_argc,
&new_argv, &local_error))
{
g_print ("couldn't parse command-line options: %s\n",
local_error->message);
j += 1;
continue;
}
j += 2;
}
delete_fingerprints (dev, username, fingername);
}
}
}
@ -164,7 +226,7 @@ main (int argc, char **argv)
g_option_context_set_ignore_unknown_options (option_context, TRUE);
g_option_context_set_summary (option_context,
"<username> [usernames ...]");
"<username> [-f finger-name [usernames [-f finger-name ]...]");
if (!g_option_context_parse (option_context, &argc, &argv, &local_error))
{
@ -182,7 +244,7 @@ main (int argc, char **argv)
}
create_manager ();
process_devices (argv);
process_devices (argc, argv);
return 0;
}