private void updateCassandraYaml(Configuration newConfig) {
ConfigEditor editor = new ConfigEditor(cassandraYamlFile);
try {
editor.load();
PropertySimple cqlPortProperty = newConfig.getSimple("cqlPort");
if (cqlPortProperty != null) {
editor.setNativeTransportPort(cqlPortProperty.getIntegerValue());
}
PropertySimple gossipPortProperty = newConfig.getSimple("gossipPort");
if (gossipPortProperty != null) {
editor.setStoragePort(gossipPortProperty.getIntegerValue());
}
editor.save();
} catch (ConfigEditorException e) {
if (e.getCause() instanceof YAMLException) {
log.error("Failed to update " + cassandraYamlFile);
log.info("Attempting to restore " + cassandraYamlFile);
try {
editor.restore();
throw e;
} catch (ConfigEditorException e1) {
log.error(
"Failed to restore "
+ cassandraYamlFile
+ ". A copy of the file prior to any "
+ "modifications can be found at "
+ editor.getBackupFile());
throw new ConfigEditorException(
"There was an error updating "
+ cassandraYamlFile
+ " and "
+ "undoing the changes failed. A copy of the file can be found at "
+ editor.getBackupFile()
+ ". See the agent logs for more details.",
e);
}
} else {
log.error(
"No updates were made to " + cassandraYamlFile + " due to an unexpected error", e);
throw e;
}
}
}
