--- /dev/null
+/*******************************************************************************\r
+ * ============LICENSE_START==================================================\r
+ * * org.onap.dmaap\r
+ * * ===========================================================================\r
+ * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.\r
+ * * ===========================================================================\r
+ * * Licensed under the Apache License, Version 2.0 (the "License");\r
+ * * you may not use this file except in compliance with the License.\r
+ * * You may obtain a copy of the License at\r
+ * * \r
+ * * http://www.apache.org/licenses/LICENSE-2.0\r
+ * * \r
+ * * Unless required by applicable law or agreed to in writing, software\r
+ * * distributed under the License is distributed on an "AS IS" BASIS,\r
+ * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+ * * See the License for the specific language governing permissions and\r
+ * * limitations under the License.\r
+ * * ============LICENSE_END====================================================\r
+ * *\r
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.\r
+ * *\r
+ ******************************************************************************/\r
+\r
+package org.onap.dmaap.datarouter.node;\r
+\r
+import java.util.regex.*;\r
+import java.util.*;\r
+import java.io.*;\r
+import java.nio.file.*;\r
+import java.text.*;\r
+\r
+/**\r
+ * Logging for data router delivery events (PUB/DEL/EXP)\r
+ */\r
+public class StatusLog {\r
+ private static StatusLog instance = new StatusLog();\r
+ private HashSet<String> toship = new HashSet<String>();\r
+ private SimpleDateFormat filedate;\r
+ private String prefix = "logs/events";\r
+ private String suffix = ".log";\r
+ private String plainfile;\r
+ private String curfile;\r
+ private long nexttime;\r
+ private OutputStream os;\r
+ private long intvl;\r
+ private NodeConfigManager config = NodeConfigManager.getInstance();\r
+ {\r
+ try { filedate = new SimpleDateFormat("-yyyyMMddHHmm"); } catch (Exception e) {}\r
+ }\r
+ /**\r
+ * Parse an interval of the form xxhyymzzs and round it to the nearest whole fraction of 24 hours. If no units are specified, assume seconds.\r
+ */\r
+ public static long parseInterval(String interval, int def) {\r
+ try {\r
+ Matcher m = Pattern.compile("(?:(\\d+)[Hh])?(?:(\\d+)[Mm])?(?:(\\d+)[Ss]?)?").matcher(interval);\r
+ if (m.matches()) {\r
+ int dur = 0;\r
+ String x = m.group(1);\r
+ if (x != null) {\r
+ dur += 3600 * Integer.parseInt(x);\r
+ }\r
+ x = m.group(2);\r
+ if (x != null) {\r
+ dur += 60 * Integer.parseInt(x);\r
+ }\r
+ x = m.group(3);\r
+ if (x != null) {\r
+ dur += Integer.parseInt(x);\r
+ }\r
+ if (dur < 60) {\r
+ dur = 60;\r
+ }\r
+ int best = 86400;\r
+ int dist = best - dur;\r
+ if (dur > best) {\r
+ dist = dur - best;\r
+ }\r
+ int base = 1;\r
+ for (int i = 0; i < 8; i++) {\r
+ int base2 = base;\r
+ base *= 2;\r
+ for (int j = 0; j < 4; j++) {\r
+ int base3 = base2;\r
+ base2 *= 3;\r
+ for (int k = 0; k < 3; k++) {\r
+ int cur = base3;\r
+ base3 *= 5;\r
+ int ndist = cur - dur;\r
+ if (dur > cur) {\r
+ ndist = dur - cur;\r
+ }\r
+ if (ndist < dist) {\r
+ best = cur;\r
+ dist = ndist;\r
+ }\r
+ }\r
+ }\r
+ }\r
+ def = best * 1000;\r
+ }\r
+ } catch (Exception e) {\r
+ }\r
+ return(def);\r
+ }\r
+ private synchronized void checkRoll(long now) throws IOException {\r
+ if (now >= nexttime) {\r
+ if (os != null) {\r
+ os.close();\r
+ os = null;\r
+ }\r
+ intvl = parseInterval(config.getEventLogInterval(), 300000);\r
+ prefix = config.getEventLogPrefix();\r
+ suffix = config.getEventLogSuffix();\r
+ nexttime = now - now % intvl + intvl;\r
+ curfile = prefix + filedate.format(new Date(nexttime - intvl)) + suffix;\r
+ plainfile = prefix + suffix;\r
+ notify();\r
+ }\r
+ }\r
+ /**\r
+ * Get the name of the current log file\r
+ * @return The full path name of the current event log file\r
+ */\r
+ public static synchronized String getCurLogFile() {\r
+ try {\r
+ instance.checkRoll(System.currentTimeMillis());\r
+ } catch (Exception e) {\r
+ }\r
+ return(instance.curfile);\r
+ }\r
+ private synchronized void log(String s) {\r
+ try {\r
+ long now = System.currentTimeMillis();\r
+ checkRoll(now);\r
+ if (os == null) {\r
+ os = new FileOutputStream(curfile, true);\r
+ (new File(plainfile)).delete();\r
+ Files.createLink(Paths.get(plainfile), Paths.get(curfile));\r
+ }\r
+ os.write((NodeUtils.logts(new Date(now)) + '|' + s + '\n').getBytes());\r
+ os.flush();\r
+ } catch (IOException ioe) {\r
+ }\r
+ }\r
+ /**\r
+ * Log a received publication attempt.\r
+ * @param pubid The publish ID assigned by the node\r
+ * @param feedid The feed id given by the publisher\r
+ * @param requrl The URL of the received request\r
+ * @param method The method (DELETE or PUT) in the received request\r
+ * @param ctype The content type (if method is PUT and clen > 0)\r
+ * @param clen The content length (if method is PUT)\r
+ * @param srcip The IP address of the publisher\r
+ * @param user The identity of the publisher\r
+ * @param status The status returned to the publisher\r
+ */\r
+ public static void logPub(String pubid, String feedid, String requrl, String method, String ctype, long clen, String srcip, String user, int status) {\r
+ instance.log("PUB|" + pubid + "|" + feedid + "|" + requrl + "|" + method + "|" + ctype + "|" + clen + "|" + srcip + "|" + user + "|" + status);\r
+ }\r
+ /**\r
+ * Log a data transfer error receiving a publication attempt\r
+ * @param pubid The publish ID assigned by the node\r
+ * @param feedid The feed id given by the publisher\r
+ * @param requrl The URL of the received request\r
+ * @param method The method (DELETE or PUT) in the received request\r
+ * @param ctype The content type (if method is PUT and clen > 0)\r
+ * @param clen The expected content length (if method is PUT)\r
+ * @param rcvd The content length received\r
+ * @param srcip The IP address of the publisher\r
+ * @param user The identity of the publisher\r
+ * @param error The error message from the IO exception\r
+ */\r
+ public static void logPubFail(String pubid, String feedid, String requrl, String method, String ctype, long clen, long rcvd, String srcip, String user, String error) {\r
+ instance.log("PBF|" + pubid + "|" + feedid + "|" + requrl + "|" + method + "|" + ctype + "|" + clen + "|" + rcvd + "|" + srcip + "|" + user + "|" + error);\r
+ }\r
+ /**\r
+ * Log a delivery attempt.\r
+ * @param pubid The publish ID assigned by the node\r
+ * @param feedid The feed ID\r
+ * @param subid The (space delimited list of) subscription ID\r
+ * @param requrl The URL used in the attempt\r
+ * @param method The method (DELETE or PUT) in the attempt\r
+ * @param ctype The content type (if method is PUT, not metaonly, and clen > 0)\r
+ * @param clen The content length (if PUT and not metaonly)\r
+ * @param user The identity given to the subscriber\r
+ * @param status The status returned by the subscriber or -1 if an exeception occured trying to connect\r
+ * @param xpubid The publish ID returned by the subscriber\r
+ */\r
+ public static void logDel(String pubid, String feedid, String subid, String requrl, String method, String ctype, long clen, String user, int status, String xpubid) {\r
+ if (feedid == null) {\r
+ return;\r
+ }\r
+ instance.log("DEL|" + pubid + "|" + feedid + "|" + subid + "|" + requrl + "|" + method + "|" + ctype + "|" + clen + "|" + user + "|" + status + "|" + xpubid);\r
+ }\r
+ /**\r
+ * Log delivery attempts expired\r
+ * @param pubid The publish ID assigned by the node\r
+ * @param feedid The feed ID\r
+ * @param subid The (space delimited list of) subscription ID\r
+ * @param requrl The URL that would be delivered to\r
+ * @param method The method (DELETE or PUT) in the request\r
+ * @param ctype The content type (if method is PUT, not metaonly, and clen > 0)\r
+ * @param clen The content length (if PUT and not metaonly)\r
+ * @param reason The reason the attempts were discontinued\r
+ * @param attempts The number of attempts made\r
+ */\r
+ public static void logExp(String pubid, String feedid, String subid, String requrl, String method, String ctype, long clen, String reason, int attempts) {\r
+ if (feedid == null) {\r
+ return;\r
+ }\r
+ instance.log("EXP|" + pubid + "|" + feedid + "|" + subid + "|" + requrl + "|" + method + "|" + ctype + "|" + clen + "|" + reason + "|" + attempts);\r
+ }\r
+ /**\r
+ * Log extra statistics about unsuccessful delivery attempts.\r
+ * @param pubid The publish ID assigned by the node\r
+ * @param feedid The feed ID\r
+ * @param subid The (space delimited list of) subscription ID\r
+ * @param clen The content length\r
+ * @param sent The # of bytes sent or -1 if subscriber returned an error instead of 100 Continue, otherwise, the number of bytes sent before an error occurred.\r
+ */\r
+ public static void logDelExtra(String pubid, String feedid, String subid, long clen, long sent) {\r
+ if (feedid == null) {\r
+ return;\r
+ }\r
+ instance.log("DLX|" + pubid + "|" + feedid + "|" + subid + "|" + clen + "|" + sent);\r
+ }\r
+ private StatusLog() {\r
+ }\r
+}\r