| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.ignite.internal.processors.odbc; |
| |
| import org.apache.ignite.internal.GridKernalContext; |
| import org.apache.ignite.internal.processors.metric.MetricRegistry; |
| import org.apache.ignite.internal.processors.metric.impl.IntMetricImpl; |
| import org.apache.ignite.internal.processors.metric.impl.MetricUtils; |
| |
| import static org.apache.ignite.internal.processors.metric.GridMetricManager.CLIENT_CONNECTOR_METRICS; |
| import static org.apache.ignite.internal.processors.odbc.ClientListenerNioListener.JDBC_CLIENT; |
| import static org.apache.ignite.internal.processors.odbc.ClientListenerNioListener.ODBC_CLIENT; |
| import static org.apache.ignite.internal.processors.odbc.ClientListenerNioListener.THIN_CLIENT; |
| |
| /** |
| * Client listener metrics. |
| */ |
| public class ClientListenerMetrics { |
| /** Handshakes rejected by timeout metric label. */ |
| public static final String METRIC_REJECTED_TIMEOUT = "RejectedSessionsTimeout"; |
| |
| /** Handshakes rejected by authentication metric label. */ |
| public static final String METRIC_REJECTED_AUTHENTICATION = "RejectedSessionsAuthenticationFailed"; |
| |
| /** Total number of rejected handshakes. */ |
| public static final String METRIC_REJECTED_TOTAL = "RejectedSessionsTotal"; |
| |
| /** Number of successfully established sessions. */ |
| public static final String METRIC_ACEPTED = "AcceptedSessions"; |
| |
| /** Number of active sessions. */ |
| public static final String METRIC_ACTIVE = "ActiveSessions"; |
| |
| /** Rejected by timeout. */ |
| private final IntMetricImpl rejectedTimeout; |
| |
| /** Rejected by authentication. */ |
| private final IntMetricImpl rejectedAuth; |
| |
| /** Total number of rejected connections. */ |
| private final IntMetricImpl rejectedTotal; |
| |
| /** Connections accepted. */ |
| private final IntMetricImpl[] accepted; |
| |
| /** Number of active connections. */ |
| private final IntMetricImpl[] active; |
| |
| /** |
| * @param ctx Kernal context. |
| */ |
| public ClientListenerMetrics(GridKernalContext ctx) { |
| MetricRegistry mreg = ctx.metric().registry(CLIENT_CONNECTOR_METRICS); |
| |
| rejectedTimeout = mreg.intMetric(METRIC_REJECTED_TIMEOUT, |
| "TCP sessions count that were rejected due to handshake timeout."); |
| |
| rejectedAuth = mreg.intMetric(METRIC_REJECTED_AUTHENTICATION, |
| "TCP sessions count that were rejected due to failed authentication."); |
| |
| rejectedTotal = mreg.intMetric(METRIC_REJECTED_TOTAL, "Total number of rejected TCP connections."); |
| |
| final byte[] supportedClients = { ODBC_CLIENT, JDBC_CLIENT, THIN_CLIENT }; |
| accepted = new IntMetricImpl[supportedClients.length]; |
| active = new IntMetricImpl[supportedClients.length]; |
| |
| for (byte clientType : supportedClients) { |
| String clientLabel = clientTypeLabel(clientType); |
| |
| String labelAccepted = MetricUtils.metricName(clientLabel, METRIC_ACEPTED); |
| accepted[clientType] = mreg.intMetric(labelAccepted, |
| "Number of successfully established sessions for the client type."); |
| |
| String labelActive = MetricUtils.metricName(clientLabel, METRIC_ACTIVE); |
| active[clientType] = mreg.intMetric(labelActive, "Number of active sessions for the client type."); |
| } |
| } |
| |
| /** |
| * Callback invoked when handshake is timed out. |
| */ |
| public void onHandshakeTimeout() { |
| rejectedTimeout.increment(); |
| rejectedTotal.increment(); |
| } |
| |
| /** |
| * Callback invoked when authentication is failed. |
| */ |
| public void onFailedAuth() { |
| rejectedAuth.increment(); |
| rejectedTotal.increment(); |
| } |
| |
| /** |
| * Callback invoked when handshake is rejected. |
| */ |
| public void onGeneralReject() { |
| rejectedTotal.increment(); |
| } |
| |
| /** |
| * Callback invoked when handshake is accepted. |
| * |
| * @param clientType Client type. |
| */ |
| public void onHandshakeAccept(byte clientType) { |
| accepted[clientType].increment(); |
| active[clientType].increment(); |
| } |
| |
| /** |
| * Callback invoked when client is disconnected. |
| * |
| * @param clientType Client type. |
| */ |
| public void onDisconnect(byte clientType) { |
| active[clientType].add(-1); |
| } |
| |
| /** |
| * Get label for a client. |
| * @param clientType Client type. |
| * @return Label for a client. |
| */ |
| private String clientTypeLabel(byte clientType) { |
| switch (clientType) { |
| case ODBC_CLIENT: |
| return "odbc"; |
| |
| case JDBC_CLIENT: |
| return "jdbc"; |
| |
| case THIN_CLIENT: |
| return "thin"; |
| |
| default: |
| return "unknown"; |
| } |
| } |
| } |