1 files changed, 163 insertions, 0 deletions
diff --git a/src/rcl-ntpd-utils.c b/src/rcl-ntpd-utils.c
new file mode 100644
index 0000000..ff4eb96
--- /dev/null
+++ b/src/rcl-ntpd-utils.c
@@ -0,0 +1,163 @@
+
+/*
+ * Copyright (C) 2023 Andrey V.Kosteltsev <kx@radix.pro>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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
+ *
+ */
+
+#include "rcl-ntpd-utils.h"
+
+static gboolean exec_cmd( const gchar *cmd )
+{
+  int       exit_status;
+  GError   *error = NULL;
+  gboolean  ret = TRUE;
+
+  if( !cmd || *cmd == '\0' ) return FALSE;
+
+  if( !g_spawn_command_line_sync( cmd, NULL, NULL, &exit_status, &error ) )
+  {
+    g_error_free( error );
+    ret = FALSE;
+  }
+  g_free( (gpointer)cmd );
+
+  if( exit_status != 0 )
+    ret = FALSE;
+
+  return ret;
+}
+
+gboolean ntp_daemon_installed( void )
+{
+  if( g_file_test( NTPD_CONF, G_FILE_TEST_EXISTS ) &&
+      g_file_test( NTPD_RC,   G_FILE_TEST_EXISTS )   )
+    return TRUE;
+  else
+    return FALSE;
+}
+
+gboolean ntp_daemon_enabled( void )
+{
+  if( g_file_test( NTPD_CONF, G_FILE_TEST_EXISTS ) &&
+      g_file_test( NTPD_RC,   G_FILE_TEST_EXISTS ) &&
+      g_file_test( NTPD_RC,   G_FILE_TEST_IS_EXECUTABLE ) )
+    return TRUE;
+  else
+    return FALSE;
+}
+
+gboolean ntp_daemon_status( void )
+{
+  gchar *cmd;
+
+  if( g_file_test( NTPD_RC, G_FILE_TEST_EXISTS ) &&
+      g_file_test( NTPD_RC, G_FILE_TEST_IS_EXECUTABLE ) )
+  {
+    cmd = g_strconcat( NTPD_RC, " status", NULL );
+    if( !exec_cmd( (const gchar *)cmd ) )
+      return FALSE;
+    else
+      return TRUE;
+  }
+
+  return FALSE;
+}
+
+gboolean stop_ntp_daemon( void )
+{
+  if( ntp_daemon_enabled() && !ntp_daemon_status() )
+    return TRUE;
+
+  if( ntp_daemon_enabled() )
+  {
+    gchar *cmd;
+    cmd = g_strconcat( NTPD_RC, " stop", NULL );
+    if( !exec_cmd( (const gchar *)cmd ) )
+      return FALSE;
+    else
+      return TRUE;
+  }
+
+  return FALSE;
+}
+
+gboolean start_ntp_daemon( void )
+{
+  if( ntp_daemon_enabled() && ntp_daemon_status() )
+    return TRUE;
+
+  if( ntp_daemon_enabled() )
+  {
+    gchar *cmd;
+    cmd = g_strconcat( NTPD_RC, " start", NULL );
+    if( !exec_cmd( (const gchar *)cmd ) )
+      return FALSE;
+    else
+      return TRUE;
+  }
+
+  return FALSE;
+}
+
+gboolean disable_ntp_daemon( void )
+{
+  gchar *cmd;
+
+  if( !ntp_daemon_enabled() )
+    return TRUE;
+
+  if( ntp_daemon_status() )
+    (void)stop_ntp_daemon();
+
+  if(  g_file_test( NTPD_RC, G_FILE_TEST_EXISTS ) &&
+      !g_file_test( NTPD_RC, G_FILE_TEST_IS_EXECUTABLE ) )
+    return TRUE;
+
+  if( g_file_test( NTPD_RC, G_FILE_TEST_EXISTS ) )
+  {
+    cmd = g_strconcat( "chmod 0644 ", NTPD_RC, NULL );
+    if( !exec_cmd( (const gchar *)cmd ) )
+      return FALSE;
+    else
+      return TRUE;
+  }
+  else
+    return FALSE;
+}
+
+gboolean enable_ntp_daemon( void )
+{
+  gchar *cmd;
+
+  if( ntp_daemon_enabled() )
+    return TRUE;
+
+  if( g_file_test( NTPD_RC, G_FILE_TEST_EXISTS ) &&
+      g_file_test( NTPD_RC, G_FILE_TEST_IS_EXECUTABLE ) )
+    return TRUE;
+
+  if( g_file_test( NTPD_RC, G_FILE_TEST_EXISTS ) )
+  {
+    cmd = g_strconcat( "chmod 0755 ", NTPD_RC, NULL );
+    if( !exec_cmd( (const gchar *)cmd ) )
+      return FALSE;
+    else
+      return TRUE;
+  }
+  else
+    return FALSE;
+}