Add final newline to the autorized_keys file, #6697

Author: helmo

server/plugins-available/shelluser_base_plugin.inc.php

@@ -487,7 +487,7 @@ private function _setup_ssh_rsa() {
 					$new_final_keys_arr[$key] = trim($val);
 				}
 			}
-			$final_keys = implode("\n", array_flip(array_flip($new_final_keys_arr)));
+			$final_keys = implode("\n", array_flip(array_flip($new_final_keys_arr))) . "\n";
 
 			// add the user's key
 			$app->system->file_put_contents($sshkeys, $final_keys);

server/plugins-available/shelluser_jailkit_plugin.inc.php

@@ -542,7 +542,7 @@ private function _setup_ssh_rsa() {
 					$new_final_keys_arr[$key] = trim($val);
 				}
 			}
-			$final_keys = implode("\n", array_flip(array_flip($new_final_keys_arr)));
+			$final_keys = implode("\n", array_flip(array_flip($new_final_keys_arr))) . "\n";
 
 			// add the user's key
 			file_put_contents($sshkeys, $final_keys);