| /* |
| * Copyright 2015 Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.cli.net; |
| |
| import java.util.Collection; |
| |
| import org.apache.karaf.shell.commands.Command; |
| import org.apache.karaf.shell.commands.Option; |
| import org.onlab.util.Tools; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.store.service.StorageAdminService; |
| import org.onosproject.store.service.Transaction; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| |
| /** |
| * CLI to work with database transactions in the system. |
| */ |
| @Command(scope = "onos", name = "transactions", |
| description = "Utility for viewing and redriving database transactions") |
| public class TransactionsCommand extends AbstractShellCommand { |
| |
| @Option(name = "-r", aliases = "--redrive", |
| description = "Redrive stuck transactions while removing those that are done", |
| required = false, multiValued = false) |
| private boolean redrive = false; |
| |
| private static final String FMT = "%-20s %-15s %-10s"; |
| |
| /** |
| * Displays transactions as text. |
| * |
| * @param transactions transactions |
| */ |
| private void displayTransactions(Collection<Transaction> transactions) { |
| print("---------------------------------------------"); |
| print(FMT, "Id", "State", "Updated"); |
| print("---------------------------------------------"); |
| transactions.forEach(txn -> print(FMT, txn.id(), txn.state(), Tools.timeAgo(txn.lastUpdated()))); |
| if (transactions.size() > 0) { |
| print("---------------------------------------------"); |
| } |
| } |
| |
| /** |
| * Converts collection of transactions into a JSON object. |
| * |
| * @param transactions transactions |
| */ |
| private JsonNode json(Collection<Transaction> transactions) { |
| ObjectMapper mapper = new ObjectMapper(); |
| ArrayNode txns = mapper.createArrayNode(); |
| |
| // Create a JSON node for each transaction |
| transactions.stream().forEach(txn -> { |
| ObjectNode txnNode = mapper.createObjectNode(); |
| txnNode.put("id", txn.id()) |
| .put("state", txn.state().toString()) |
| .put("lastUpdated", txn.lastUpdated()); |
| txns.add(txnNode); |
| }); |
| |
| return txns; |
| } |
| |
| @Override |
| protected void execute() { |
| StorageAdminService storageAdminService = get(StorageAdminService.class); |
| |
| if (redrive) { |
| storageAdminService.redriveTransactions(); |
| return; |
| } |
| |
| Collection<Transaction> transactions = storageAdminService.getTransactions(); |
| if (outputJson()) { |
| print("%s", json(transactions)); |
| } else { |
| displayTransactions(transactions); |
| } |
| } |
| } |