| /* |
| * 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.util; |
| |
| import java.util.concurrent.ConcurrentMap; |
| import org.apache.ignite.IgniteLogger; |
| import org.apache.ignite.IgniteSystemProperties; |
| import org.apache.ignite.internal.util.typedef.F; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| import org.apache.ignite.lang.IgniteBiTuple; |
| import org.jetbrains.annotations.Nullable; |
| import org.jsr166.ConcurrentLinkedHashMap; |
| |
| import static org.apache.ignite.IgniteSystemProperties.IGNITE_LOG_THROTTLE_CAPACITY; |
| import static org.jsr166.ConcurrentLinkedHashMap.DFLT_CONCUR_LVL; |
| |
| /** |
| * Grid log throttle. |
| * <p> |
| * Errors are logged only if they were not logged for the last |
| * {@link #throttleTimeout} milliseconds. |
| * Note that not only error messages are checked for duplicates, but also exception |
| * classes. |
| */ |
| public class GridLogThrottle { |
| /** Default throttle timeout in milliseconds (value is <tt>5 * 60 * 1000</tt>). */ |
| public static final int DFLT_THROTTLE_TIMEOUT = 5 * 60 * 1000; |
| |
| /** Throttle timeout in milliseconds. */ |
| private static volatile int throttleTimeout = DFLT_THROTTLE_TIMEOUT; |
| |
| /** @see IgniteSystemProperties#IGNITE_LOG_THROTTLE_CAPACITY */ |
| public static final int DFLT_LOG_THROTTLE_CAPACITY = 128; |
| |
| /** Throttle capacity. */ |
| private static final int throttleCap = |
| IgniteSystemProperties.getInteger(IGNITE_LOG_THROTTLE_CAPACITY, DFLT_LOG_THROTTLE_CAPACITY); |
| |
| /** Errors. */ |
| private static volatile ConcurrentMap<IgniteBiTuple<Class<? extends Throwable>, String>, Long> errors = |
| new ConcurrentLinkedHashMap<>(throttleCap, 0.75f, DFLT_CONCUR_LVL, throttleCap); |
| |
| /** |
| * Sets system-wide log throttle timeout. |
| * |
| * @param timeout System-wide log throttle timeout. |
| */ |
| public static void throttleTimeout(int timeout) { |
| throttleTimeout = timeout; |
| } |
| |
| /** |
| * Gets system-wide log throttle timeout. |
| * |
| * @return System-side log throttle timeout. |
| */ |
| public static int throttleTimeout() { |
| return throttleTimeout; |
| } |
| |
| /** |
| * Gets system-wide log throttle capacity. |
| * |
| * @return System-side log throttle capacity. |
| */ |
| public static int throttleCapacity() { |
| return throttleCap; |
| } |
| |
| /** |
| * Logs error if needed. |
| * |
| * @param log Logger. |
| * @param e Error (optional). |
| * @param msg Message. |
| */ |
| public static void error(@Nullable IgniteLogger log, @Nullable Throwable e, String msg) { |
| assert !F.isEmpty(msg); |
| |
| log(log, e, msg, LogLevel.ERROR, false, false); |
| } |
| |
| /** |
| * Logs error if needed. |
| * |
| * @param log Logger. |
| * @param e Error (optional). |
| * @param msg Message. |
| * @param byMsg Errors group by message, not by tuple(error, msg). |
| */ |
| public static void error(@Nullable IgniteLogger log, @Nullable Throwable e, String msg, boolean byMsg) { |
| assert !F.isEmpty(msg); |
| |
| log(log, e, msg, LogLevel.ERROR, false, byMsg); |
| } |
| |
| /** |
| * Logs warning if needed. |
| * |
| * @param log Logger. |
| * @param msg Message. |
| */ |
| public static void warn(@Nullable IgniteLogger log, String msg) { |
| assert !F.isEmpty(msg); |
| |
| log(log, null, msg, LogLevel.WARN, false, false); |
| } |
| |
| /** |
| * Logs warning if needed. |
| * |
| * @param log Logger. |
| * @param e Error (optional). |
| * @param msg Message. |
| * @param quite Print warning anyway. |
| * @param byMsg Errors group by message, not by tuple(error, msg). |
| */ |
| public static void warn(@Nullable IgniteLogger log, @Nullable Throwable e, String msg, boolean quite, boolean byMsg) { |
| assert !F.isEmpty(msg); |
| |
| log(log, e, msg, LogLevel.WARN, quite, byMsg); |
| } |
| |
| /** |
| * Logs warning if needed. |
| * |
| * @param log Logger. |
| * @param msg Message. |
| * @param quiet Print warning anyway. |
| */ |
| public static void warn(@Nullable IgniteLogger log, String msg, boolean quiet) { |
| assert !F.isEmpty(msg); |
| |
| log(log, null, msg, LogLevel.WARN, quiet, false); |
| } |
| |
| /** |
| * Logs warning if needed. |
| * |
| * @param log Logger. |
| * @param msg Message. |
| * @param e Error.. |
| */ |
| public static void warn(@Nullable IgniteLogger log, String msg, Throwable e) { |
| assert !F.isEmpty(msg); |
| |
| log(log, e, msg, LogLevel.WARN, false, false); |
| } |
| |
| /** |
| * Logs info if needed. |
| * |
| * @param log Logger. |
| * @param msg Message. |
| * @param quiet Print info anyway. |
| */ |
| public static void info(@Nullable IgniteLogger log, String msg, boolean quiet) { |
| assert !F.isEmpty(msg); |
| |
| log(log, null, msg, LogLevel.INFO, quiet, false); |
| } |
| |
| /** |
| * Logs info if needed. |
| * |
| * @param log Logger. |
| * @param msg Message. |
| */ |
| public static void info(@Nullable IgniteLogger log, String msg) { |
| assert !F.isEmpty(msg); |
| |
| info(log, msg, false); |
| } |
| |
| /** |
| * Clears all stored data. This will make throttle to behave like a new one. |
| */ |
| public static void clear() { |
| errors = new ConcurrentLinkedHashMap<>(throttleCap, 0.75f, DFLT_CONCUR_LVL, throttleCap); |
| } |
| |
| /** |
| * Logs message if needed using desired level. |
| * |
| * @param log Logger. |
| * @param e Error (optional). |
| * @param longMsg Long message (or just message). |
| * @param level Level where messages should appear. |
| * @param byMsg Errors group by message, not by tuple(error, msg). |
| */ |
| @SuppressWarnings({"RedundantTypeArguments"}) |
| private static void log(@Nullable IgniteLogger log, |
| @Nullable Throwable e, |
| String longMsg, |
| LogLevel level, |
| boolean quiet, |
| boolean byMsg |
| ) { |
| assert !F.isEmpty(longMsg); |
| |
| IgniteBiTuple<Class<? extends Throwable>, String> tup = |
| e != null && !byMsg ? F.<Class<? extends Throwable>, String>t(e.getClass(), e.getMessage()) : |
| F.<Class<? extends Throwable>, String>t(null, longMsg); |
| |
| while (true) { |
| Long loggedTs = errors.get(tup); |
| |
| long curTs = U.currentTimeMillis(); |
| |
| if (loggedTs == null || loggedTs < curTs - throttleTimeout) { |
| if (replace(tup, loggedTs, curTs)) { |
| level.doLog(log, longMsg, e, quiet); |
| |
| break; |
| } |
| } |
| else |
| // Ignore. |
| break; |
| } |
| } |
| |
| /** |
| * @param t Log throttle entry. |
| * @param oldStamp Old timestamp, possibly {@code null}. |
| * @param newStamp New timestamp. |
| * @return {@code True} if throttle value was replaced. |
| */ |
| private static boolean replace(IgniteBiTuple<Class<? extends Throwable>, String> t, @Nullable Long oldStamp, |
| Long newStamp) { |
| assert newStamp != null; |
| |
| if (oldStamp == null) { |
| Long old = errors.putIfAbsent(t, newStamp); |
| |
| return old == null; |
| } |
| |
| return errors.replace(t, oldStamp, newStamp); |
| } |
| |
| /** Ensure singleton. */ |
| protected GridLogThrottle() { |
| // No-op. |
| } |
| |
| /** |
| * |
| */ |
| private enum LogLevel { |
| /** Error level. */ |
| ERROR { |
| /** {@inheritDoc} */ |
| @Override public void doLog(IgniteLogger log, String msg, Throwable e, boolean quiet) { |
| if (e != null) |
| U.error(log, msg, e); |
| else |
| U.error(log, msg); |
| } |
| }, |
| |
| /** Warn level. */ |
| WARN { |
| /** {@inheritDoc} */ |
| @Override public void doLog(IgniteLogger log, String msg, Throwable e, boolean quiet) { |
| if (quiet) |
| U.quietAndWarn(log, msg, e); |
| else |
| U.warn(log, msg, e); |
| } |
| }, |
| |
| /** Info level. */ |
| INFO { |
| /** {@inheritDoc} */ |
| @Override public void doLog(IgniteLogger log, String msg, Throwable e, boolean quiet) { |
| if (quiet) |
| U.quietAndInfo(log, msg); |
| else { |
| if (log.isInfoEnabled()) |
| log.info(msg); |
| } |
| } |
| }; |
| |
| /** |
| * Performs logging operation. |
| * |
| * @param log Logger to use. |
| * @param msg Long message. |
| * @param e Exception to attach to log. |
| */ |
| public abstract void doLog(IgniteLogger log, String msg, Throwable e, boolean quiet); |
| } |
| } |