Class | Line # | Actions | |||||
---|---|---|---|---|---|---|---|
ActiveInstallsPingThread | 37 | 9 | 0% | 4 | 2 |
1 | /* | |
2 | * See the NOTICE file distributed with this work for additional | |
3 | * information regarding copyright ownership. | |
4 | * | |
5 | * This is free software; you can redistribute it and/or modify it | |
6 | * under the terms of the GNU Lesser General Public License as | |
7 | * published by the Free Software Foundation; either version 2.1 of | |
8 | * the License, or (at your option) any later version. | |
9 | * | |
10 | * This software is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * Lesser General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU Lesser General Public | |
16 | * License along with this software; if not, write to the Free | |
17 | * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
18 | * 02110-1301 USA, or see the FSF site: http://www.fsf.org. | |
19 | */ | |
20 | package org.xwiki.activeinstalls.internal.client; | |
21 | ||
22 | import org.apache.commons.lang.exception.ExceptionUtils; | |
23 | import org.slf4j.Logger; | |
24 | import org.slf4j.LoggerFactory; | |
25 | import org.xwiki.activeinstalls.ActiveInstallsConfiguration; | |
26 | ||
27 | import com.xpn.xwiki.util.AbstractXWikiRunnable; | |
28 | ||
29 | /** | |
30 | * Thread that regularly sends information about the current instance (its unique id + the id and versions of all | |
31 | * installed extensions) to a central active installs Elastic Search server in order to count the number of active | |
32 | * installs of XWiki (and to know what extensions and in which versions they use). | |
33 | * | |
34 | * @version $Id: 5b5ee05932744621284e0b9b8c6fd6e0d8ff47c9 $ | |
35 | * @since 5.2M2 | |
36 | */ | |
37 | public class ActiveInstallsPingThread extends AbstractXWikiRunnable | |
38 | { | |
39 | /** | |
40 | * The logger to use when logging in this class. | |
41 | */ | |
42 | private static final Logger LOGGER = LoggerFactory.getLogger(ActiveInstallsPingThread.class); | |
43 | ||
44 | /** | |
45 | * Once every 24 hours. | |
46 | */ | |
47 | private static final long WAIT_TIME = 1000L * 60L * 60L * 24L; | |
48 | ||
49 | /** | |
50 | * @see #ActiveInstallsPingThread(org.xwiki.activeinstalls.ActiveInstallsConfiguration, PingSender) | |
51 | */ | |
52 | private PingSender manager; | |
53 | ||
54 | /** | |
55 | * @see #ActiveInstallsPingThread(org.xwiki.activeinstalls.ActiveInstallsConfiguration, PingSender) | |
56 | */ | |
57 | private ActiveInstallsConfiguration configuration; | |
58 | ||
59 | /** | |
60 | * @param configuration used to nicely display the ping URL in logs if there's an error... | |
61 | * @param manager used to send the ping to the remote instance | |
62 | */ | |
63 | 1 | public ActiveInstallsPingThread(ActiveInstallsConfiguration configuration, PingSender manager) |
64 | { | |
65 | 1 | this.configuration = configuration; |
66 | 1 | this.manager = manager; |
67 | } | |
68 | ||
69 | 1 | @Override |
70 | protected void runInternal() | |
71 | { | |
72 | 1 | while (true) { |
73 | 1 | try { |
74 | 1 | this.manager.sendPing(); |
75 | } catch (Exception e) { | |
76 | // Failed to connect or send the ping to the remote Elastic Search instance, will try again after the | |
77 | // sleep. | |
78 | 0 | LOGGER.warn( |
79 | "Failed to send Active Installation ping to [{}]. Error = [{}]. Will retry in [{}] seconds...", | |
80 | this.configuration.getPingInstanceURL(), ExceptionUtils.getRootCauseMessage(e), WAIT_TIME / 1000); | |
81 | } | |
82 | 1 | try { |
83 | 1 | Thread.sleep(WAIT_TIME); |
84 | } catch (InterruptedException e) { | |
85 | 0 | break; |
86 | } | |
87 | } | |
88 | } | |
89 | } |