mode_jk做tomcat負載均衡
[root@node200 conf.d]# yum install httpd-devel -y
[root@node200 ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:0C:29:9F:1F:E5
inet addr:192.168.112.200 Bcast:192.168.112.255 Mask:255.255.255.0
inet6 addr: fe80::20c:29ff:fe9f:1fe5/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:238528 errors:0 dropped:0 overruns:0 frame:0
TX packets:88185 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:246189087 (234.7 MiB) TX bytes:17095170 (16.3 MiB)
eth1 Link encap:Ethernet HWaddr 00:0C:29:9F:1F:EF
inet addr:172.168.254.200 Bcast:172.168.254.255 Mask:255.255.255.0
inet6 addr: fe80::20c:29ff:fe9f:1fef/64 Scope:Link
RX packets:176 errors:0 dropped:0 overruns:0 frame:0
TX packets:20 errors:0 dropped:0 overruns:0 carrier:0
RX bytes:17742 (17.3 KiB) TX bytes:2760 (2.6 KiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:146763 errors:0 dropped:0 overruns:0 frame:0
TX packets:146763 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:65389907 (62.3 MiB) TX bytes:65389907 (62.3 MiB)
部署192.168.112.130的tomcat
[root@node2 ~]# ls
anaconda-ks.cfg install.log.syslog 公共的 視訊 文檔 音樂
install.log ntpupdate.sh 模闆 圖檔 下載下傳 桌面
You have new mail in /var/spool/mail/root
anaconda-ks.cfg install.log jdk-7u67-linux-x64.rpm 公共的 視訊 文檔 音樂
apache-tomcat-8.0.30.tar.gz install.log.syslog ntpupdate.sh 模闆 圖檔 下載下傳 桌面
[root@node2 ~]# rpm -ivh jdk-7u67-linux-x64.rpm
Preparing... ########################################### [100%]
1:jdk ########################################### [100%]
Unpacking JAR files...
rt.jar...
jsse.jar...
charsets.jar...
tools.jar...
localedata.jar...
jfxrt.jar...
[root@node2 ~]# vim /etc/profile.d/java.sh
1 export JAVA_HOME=/usr/java/latest
2 export PATH=$JAVA_HOME/bin:$PATH
[root@node2 ~]# java -version
java version "1.7.0_67"
Java(TM) SE Runtime Environment (build 1.7.0_67-b01)
Java HotSpot(TM) 64-Bit Server VM (build 24.65-b04, mixed mode)
[root@node2 ~]# tar xf apache-tomcat-8.0.30.tar.gz -C /usr/local/
[root@node2 ~]# cd /usr/local/
[root@node2 local]# ls
apache-tomcat-8.0.30 bin etc games include lib lib64 libexec sbin share src
[root@node2 local]# ln -sv apache-tomcat-8.0.30/ tomcat-----------------------注明：在生産環境中都要需要改變檔案屬組或者屬主，這樣就不要需要使用root使用者
"tomcat" -> "apache-tomcat-8.0.30/"
[root@node2 local]# ll
總用量 44
drwxr-xr-x. 9 root root 4096 12月 16 19:18 apache-tomcat-8.0.30
drwxr-xr-x. 2 root root 4096 9月 23 2011 bin
drwxr-xr-x. 2 root root 4096 9月 23 2011 etc
drwxr-xr-x. 2 root root 4096 9月 23 2011 games
drwxr-xr-x. 2 root root 4096 9月 23 2011 include
drwxr-xr-x. 2 root root 4096 9月 23 2011 lib
drwxr-xr-x. 2 root root 4096 9月 23 2011 lib64
drwxr-xr-x. 2 root root 4096 9月 23 2011 libexec
drwxr-xr-x. 2 root root 4096 9月 23 2011 sbin
drwxr-xr-x. 5 root root 4096 8月 25 22:04 share
drwxr-xr-x. 2 root root 4096 9月 23 2011 src
lrwxrwxrwx. 1 root root 21 12月 16 19:18 tomcat -> apache-tomcat-8.0.30/
[root@node2 local]# cd tomcat/webapps/
[root@node2 webapps]# mkdir -pv testapp/{WEB-INF,classes,lib,META-INF}
mkdir: 已建立目錄 "testapp"
mkdir: 已建立目錄 "testapp/WEB-INF"
mkdir: 已建立目錄 "testapp/classes"
mkdir: 已建立目錄 "testapp/lib"
mkdir: 已建立目錄 "testapp/META-INF"
[root@node2 webapps]# vim testapp/index.jsp
1 <%@ page language="java" %>
2 <html>
3 <head><title>TomcatA</title></head>
4 <body>
5 <h1><font color="red">TomcatA.zye.com</font></h1>
6 <table align="centre" border="1">
7 <tr>
8 <td>Session ID</td>
9 <% session.setAttribute("zye.com","zye.com"); %>
10 <td><%= session.getId() %></td>
11 </tr>
12 <tr>
13 <td>Created on</td>
14 <td><%= session.getCreationTime() %></td>
15 </tr>
16 </table>
17 </body>
18 </html>
[root@node2 webapps]# vim /etc/profile.d/tomcat.sh
1 export CATALINA_HOME=/usr/local/tomcat
2 export PATH=$CATALINA_HOME/bin:$PATH
[root@node2 webapps]# catalina.sh version
Using CATALINA_BASE: /usr/local/tomcat
Using CATALINA_HOME: /usr/local/tomcat
Using CATALINA_TMPDIR: /usr/local/tomcat/temp
Using JRE_HOME: /usr/java/latest
Using CLASSPATH: /usr/local/tomcat/bin/bootstrap.jar:/usr/local/tomcat/bin/tomcat-juli.jar
Server version: Apache Tomcat/8.0.30
Server built: Dec 1 2015 22:30:46 UTC
Server number: 8.0.30.0
OS Name: Linux
OS Version: 2.6.32-573.el6.x86_64
Architecture: amd64
JVM Version: 1.7.0_67-b01
JVM Vendor: Oracle Corporation
[root@node2 webapps]# catalina.sh start
Tomcat started.
[root@node2 webapps]# ss -tnl
State Recv-Q Send-Q Local Address:Port Peer Address:Port
LISTEN 0 1 ::ffff:127.0.0.1:8005 :::*
LISTEN 0 100 :::8009 :::*
LISTEN 0 100 :::8080 :::*
LISTEN 0 128 :::80 :::*
LISTEN 0 128 :::22 :::*
LISTEN 0 128 *:22 *:*
LISTEN 0 128 127.0.0.1:631 *:*
LISTEN 0 128 ::1:631 :::*
LISTEN 0 100 ::1:25 :::*
LISTEN 0 100 127.0.0.1:25 *:*
LISTEN 0 128 127.0.0.1:6010 *:*
LISTEN 0 128 ::1:6010 :::*
[root@node200 ~]# vim /etc/httpd/conf/httpd.conf
292 #DocumentRoot "/var/www/html"
990 NameVirtualHost *:80
[root@node200 ~]# vim /etc/httpd/conf.d/ajp-tomcat.conf
1 <Virtualhost *:80>
2 ServerName www.zye.com
3 ProxyVia On
4 ProxyRequests Off
5 ProxyPreserveHost On
6 <proxy *>
7 Order deny,allow
8 Allow from all
9 </Proxy>
10 ProxyPass /status !
11 ProxyPass / ajp://192.168.112.130:8009/
12 ProxyPassReverse / ajp://192.168.112.130:8009/
13 <Location />
14 Order deny,allow
15 Allow from all
16 </Location>
17 </VirtualHost>
[root@node200 ~]# httpd -t
Syntax OK
[root@node200 ~]# service httpd restart
停止 httpd： [确定]
正在啟動 httpd： [确定]
mode_jk安裝（第三方）
[root@node200 ~]# ls
anaconda-ks.cfg install.log.syslog 公共的
apache-tomcat-8.0.30.tar.gz JavaCenter_Home_2.0_GBK 模闆
apr-1.4.6 JavaCenter_Home_2.0_GBK.tar.bz2 視訊
apr-1.4.6.tar.bz2 jdk-7u67-linux-x64.rpm 說明.htm
apr-util-1.4.1.tar.bz2 mariadb-10.0.10-linux-x86_64.tar.gz 圖檔
connect-web.war nginx-1.8.0-1.el6.ngx.x86_64.rpm 文檔
epel-release-latest-6.noarch.rpm shopxx-a5-Beta.zip 下載下傳
httpd-2.4.6.tar.bz2 shopxx-v3.0-Beta 音樂
install.log tomcat-connectors-1.2.40-src.tar.gz 桌面
[root@node200 ~]# tar xf tomcat-connectors-1.2.40-src.tar.gz
[root@node200 ~]# cd tomcat-connectors-1.2.40-src
[root@node200 tomcat-connectors-1.2.40-src]# ls
conf docs HOWTO-RELEASE.txt jkstatus LICENSE native NOTICE README.txt support tools xdocs
[root@node200 tomcat-connectors-1.2.40-src]# cd native/
[root@node200 native]# ls
aclocal.m4 buildconf.sh configure iis netscape STATUS.txt
apache-1.3 BUILDING.txt configure.ac Makefile.am README.txt TODO.txt
apache-2.0 common docs Makefile.in scripts
[root@node200 native]# less README.txt
[root@node200 native]# less BUILDING.txt
[root@node200 native]# whereis apxs
apxs: /usr/sbin/apxs /usr/share/man/man8/apxs.8.gz
[root@node200 native]# ./configure --with-apxs=/usr/sbin/apxs
[root@node200 native]# make && make install
[root@node200 native]# cd /usr/lib64/httpd/modules/
[root@node200 modules]# ls
mod_actions.so mod_authz_user.so mod_filter.so mod_proxy_http.so
mod_alias.so mod_autoindex.so mod_headers.so mod_proxy_scgi.so
mod_asis.so mod_cache.so mod_ident.so mod_proxy.so
mod_auth_basic.so mod_cern_meta.so mod_include.so mod_reqtimeout.so
mod_auth_digest.so mod_cgid.so mod_info.so mod_rewrite.so
mod_authn_alias.so mod_cgi.so mod_jk.so mod_setenvif.so
mod_authn_anon.so mod_dav_fs.so mod_ldap.so mod_speling.so
mod_authn_dbd.so mod_dav.so mod_log_config.so mod_status.so
mod_authn_dbm.so mod_dbd.so mod_log_forensic.so mod_substitute.so
mod_authn_default.so mod_deflate.so mod_logio.so mod_suexec.so
mod_authn_file.so mod_dir.so mod_mime_magic.so mod_unique_id.so
mod_authnz_ldap.so mod_disk_cache.so mod_mime.so mod_userdir.so
mod_authz_dbm.so mod_dnssd.so mod_negotiation.so mod_usertrack.so
mod_authz_default.so mod_dumpio.so mod_proxy_ajp.so mod_version.so
mod_authz_groupfile.so mod_env.so mod_proxy_balancer.so mod_vhost_alias.so
mod_authz_host.so mod_expires.so mod_proxy_connect.so
mod_authz_owner.so mod_ext_filter.so mod_proxy_ftp.so
[root@node200 modules]# mv /etc/httpd/conf.d/
ajp-tomcat.conf mod_dnssd.conf welcome.conf
http-tomcat.conf.bak README
[root@node200 modules]# mv /etc/httpd/conf.d/ajp-tomcat.conf{,.bak}
[root@node200 modules]# cd /etc/httpd/conf.d/
[root@node200 conf.d]# ls
ajp-tomcat.conf.bak http-tomcat.conf.bak mod_dnssd.conf README welcome.conf
[root@node200 conf.d]# vim mod_jk.conf
1 LoadModule jk_module modules/mod_jk.so
[root@node200 ~]# httpd -M | grep jk
[Wed Dec 16 21:28:43 2015] [warn] NameVirtualHost *:80 has no VirtualHosts
jk_module (shared)
[root@node200 ~]# vim /etc/httpd/conf.d/mod_jk.conf
1 LoadModule jk_module modules/mod_jk.so
2 JkWorkersFile /etc/httpd/conf.d/workers.properties
3 JkLogFile logs/mod_jk.log
4 JkLogLevel info
5 JkMount /status !
6 JkMount /* TomcatA
7 JkMount /status StatA
[root@node200 ~]# vim /etc/httpd/conf.d/workers.properties
1 worker.list=TomcatA,StatA
2 worker.TomcatA.host=192.168.112.130
3 worker.TomcatA.port=8009
4 worker.TomcatA.type=ajp13
5 worker.StatA.type=status
[Wed Dec 16 22:29:54 2015] [warn] NameVirtualHost *:80 has no VirtualHosts
正在啟動 httpd：[Wed Dec 16 22:34:41 2015] [warn] NameVirtualHost *:80 has no VirtualHosts
[确定]
[root@node200 ~]# tail /var/log/httpd/mod_jk.log
[Wed Dec 16 22:41:01.088 2015] [24637:139695854090208] [info] init_jk::mod_jk.c (3383): mod_jk/1.2.40 initialized
[Wed Dec 16 22:41:01.121 2015] [24638:139695854090208] [info] init_jk::mod_jk.c (3383): mod_jk/1.2.40 initialized
[root@node200 ~]#
Tomcat負載均衡
主機112.130；112.140；0.20（112.200）
112.130
[root@node2 ~]# scp /etc/profile.d/{java.sh,tomcat.sh} 192.168.112.140:/etc/profile.d/
The authenticity of host '192.168.112.140 (192.168.112.140)' can't be established.
RSA key fingerprint is 0e:95:8d:de:b9:2f:c4:75:8d:70:af:e2:84:65:7f:86.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.112.140' (RSA) to the list of known hosts.
[email protected]'s password:
java.sh 100% 67 0.1KB/s 00:00
tomcat.sh 100% 76 0.1KB/s 00:00
[root@node2 ~]# scp apache-tomcat-8.0.30.tar.gz jdk-7u67-linux-x64.rpm 192.168.112.140:/root
apache-tomcat-8.0.30.tar.gz 100% 8936KB 8.7MB/s 00:00
jdk-7u67-linux-x64.rpm 100% 121MB 20.2MB/s 00:06
112.140
[root@node3 ~]# cd /usr/local/
[root@node3 local]# ls
[root@node3 local]# ln -sv apache-tomcat-8.0.30/ tomcat
apache-tomcat-8.0.30 bin etc games include lib lib64 libexec sbin share src tomcat
[root@node3 local]# cd tomcat/
[root@node3 tomcat]# ls
bin conf lib LICENSE logs NOTICE RELEASE-NOTES RUNNING.txt temp webapps work
[root@node3 webapps]# ls
docs examples host-manager manager ROOT
[root@node3 webapps]# mkdir -pv testapp/{classes,lib,WEB-INF,META-INF}
docs examples host-manager manager ROOT testapp
[root@node3 webapps]# ll
總用量 24
drwxr-xr-x. 14 root root 4096 12月 17 21:16 docs
drwxr-xr-x. 6 root root 4096 12月 17 21:16 examples
drwxr-xr-x. 5 root root 4096 12月 17 21:16 host-manager
drwxr-xr-x. 5 root root 4096 12月 17 21:16 manager
drwxr-xr-x. 3 root root 4096 12月 17 21:16 ROOT
drwxr-xr-x. 6 root root 4096 12月 17 21:19 testapp
[root@node3 webapps]# ll testapp/
總用量 16
drwxr-xr-x. 2 root root 4096 12月 17 21:19 classes
drwxr-xr-x. 2 root root 4096 12月 17 21:19 lib
drwxr-xr-x. 2 root root 4096 12月 17 21:19 META-INF
drwxr-xr-x. 2 root root 4096 12月 17 21:19 WEB-INF
[root@node3 webapps]# vim testapp/index.jsp
<%@ page language="java" %>
<html>
<head><title>TomcatB</title></head>
<body>
<h1><font color="blue">TomcatB.zye.com</font></h1>
<table align="centre" border="1">
<tr>
<td>Session ID</td>
<% session.setAttribute("zye.com","zye.com"); %>
<td><%= session.getId() %></td>
</tr>
<td>Created on</td>
<td><%= session.getCreationTime() %></td>
</tr>
</table>
</body>
</html>
[root@node3 webapps]# . /etc/profile.d/tomcat.sh
[root@node3 webapps]# vim /usr/local/tomcat/conf/server.xml
103 <Engine name="Catalina" defaultHost="localhost" jvmRoute="TomcatB">
[root@node3 webapps]# catalina.sh version
[root@node3 webapps]# catalina.sh start
[root@node3 webapps]# ss -tnl
State Recv-Q Send-Q Local Address:Port Peer Address:Port
LISTEN 0 1 ::ffff:127.0.0.1:8005 :::*
LISTEN 0 100 :::8009 :::*
LISTEN 0 128 :::36751 :::*
LISTEN 0 128 :::111 :::*
LISTEN 0 128 *:111 *:*
LISTEN 0 100 :::8080 :::*
LISTEN 0 128 *:44177 *:*
LISTEN 0 128 :::22 :::*
LISTEN 0 128 *:22 *:*
LISTEN 0 128 127.0.0.1:631 *:*
LISTEN 0 128 ::1:631 :::*
LISTEN 0 100 ::1:25 :::*
LISTEN 0 100 127.0.0.1:25 *:*
LISTEN 0 128 127.0.0.1:6010 *:*
LISTEN 0 128 ::1:6010 :::*
[root@node2 ~]# vim /usr/local/tomcat/conf/server.xml
103 <Engine name="Catalina" defaultHost="localhost" jvmRoute="TomcatA">
[root@node2 ~]# catalina.sh stop
[root@node2 ~]# catalina.sh start
[root@node2 ~]# ss -tnl
LISTEN 0 128 ::1:6010 :::*
0.20(代理伺服器)
[root@node200 ~]# cd /etc/httpd/conf.d/
6 JkMount /* TomcatB
~
[root@node200 conf.d]# vim workers.properties
1 worker.list=TomcatB,StatA
2 worker.TomcatB.host=192.168.112.140
3 worker.TomcatB.port=8009
4 worker.TomcatB.type=ajp13
~
[root@node200 conf.d]# service httpd reload
重新載入 httpd：
0.20（負載）
[root@node200 conf.d]# vim mod_jk.conf
4 JkLogLevel debug
6 JkMount /* tcsrvs
1 worker.list=tcsrvs,StatA
5 worker.TomcatB.lbfactor=1
6 worker.TomcatA.host=192.168.112.130
7 worker.TomcatA.port=8009
8 worker.TomcatA.type=ajp13
9 worker.TomcatA.lbfactor=1
10 worker.StatA.type=status
11 worker.tcsrvs.type=lb
12 worker.tcsrvs.balance_workers=TomcatA,TomcatB---------跟之前調用要比對
[root@node200 conf.d]# !ser
service httpd reload
以下基于session綁定
12 worker.tcsrvs.balance_workers=TomcatA,TomcatB
13 worker.tcsrvs.sticky_session=0--------基于浏覽器做粘性，一般為1
[root@node200 conf.d]# !tail
tail /var/log/httpd/mod_jk.log ------工作環境中不會開啟debug級别
[Thu Dec 17 22:24:21.114 2015] [25040:139695854090208] [debug] ajp_connection_tcp_get_message::jk_ajp_common.c (1403): 03d0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 00 - ................
[Thu Dec 17 22:24:21.114 2015] [25040:139695854090208] [debug] ajp_connection_tcp_get_message::jk_ajp_common.c (1403): 03e0 00 00 00 00 FF FF FF FF FF FF FF FF FF FF FF FF - ................
[Thu Dec 17 22:24:21.114 2015] [25040:139695854090208] [debug] ajp_connection_tcp_get_message::jk_ajp_common.c (1403): 03f0 FF FF FF FC FC FC 5F 5F 5F C5 C5 C5 FF FF FF 9F - ......___.......
[Thu Dec 17 22:24:21.114 2015] [25040:139695854090208] [debug] ws_write::mod_jk.c (552): written 5262 out of 5262
[Thu Dec 17 22:24:21.114 2015] [25040:139695854090208] [debug] ajp_connection_tcp_get_message::jk_ajp_common.c (1403): received from ajp13 pos=0 len=2 max=8192
[Thu Dec 17 22:24:21.114 2015] [25040:139695854090208] [debug] ajp_connection_tcp_get_message::jk_ajp_common.c (1403): 0000 05 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 - ................
[Thu Dec 17 22:24:21.114 2015] [25040:139695854090208] [debug] ajp_process_callback::jk_ajp_common.c (2054): AJP13 protocol: Reuse is OK
[Thu Dec 17 22:24:21.115 2015] [25040:139695854090208] [debug] ajp_reset_endpoint::jk_ajp_common.c (810): (TomcatA) resetting endpoint with socket 14
[Thu Dec 17 22:24:21.115 2015] [25040:139695854090208] [debug] ajp_done::jk_ajp_common.c (3144): recycling connection pool for worker TomcatA and socket 14
[Thu Dec 17 22:24:21.115 2015] [25040:139695854090208] [debug] jk_handler::mod_jk.c (2790): Service finished with status=200 for worker=tcsrvs
基于mod_porxy做負載均衡----接上
[root@node200 conf.d]# mv mod_jk.conf mod_jk.conf.bak
ajp-tomcat.conf.bak http-tomcat.conf.bak mod_dnssd.conf mod_jk.conf.bak README welcome.conf workers.properties
[root@node200 conf.d]# mv ajp-tomcat.conf.bak mod_proxy.conf
[root@node200 conf.d]# vim mod_proxy.conf
1 <proxy balancer://tcsrvs>
2 BalancerMember http://192.168.112.130:8080 loadfactor=1
3 BalancerMember http://192.168.112.140:8080 loadfactor=1
4
5 </proxy>
6 <Virtualhost *:80>
7 ServerName www.zye.com
8 ProxyVia On
9 ProxyRequests Off
10 ProxyPreserveHost On
11 <proxy *>
12 Order deny,allow
13 Allow from all
14 </Proxy>
15 ProxyPass /status !
16 ProxyPass / balancer://tcsrvs/
17 ProxyPassReverse / balancer://tcsrvs/
18 <Location />
19 Order deny,allow
20 Allow from all
21 </Location>
22 </VirtualHost>
[root@node200 conf.d]# httpd -t
[root@node200 conf.d]# service httpd start
根據請求來排程
4 ProxySet lbmethod=byrequests
6 <Virtualhost *:80>
9 ProxyRequests Off
15 ProxyPass /status !
根據流量做排程
4 ProxySet lbmethod=bytraffic
根據主機的繁忙程度
4 ProxySet lbmethod=bybusyness
http修改ajp
2 BalancerMember ajp://192.168.112.130:8009 loadfactor=1
3 BalancerMember ajp://192.168.112.140:8009 loadfactor=1
會話粘性
4 ProxySet lbmethod=bybusyness
16 ProxyPass / balancer://tcsrvs/ stickysession=JSESSIONID
17 ProxyPassReverse / balancer://tcsrvs/ stickysession=JSESSIONID
session沒有實作
實作狀态檢視
22 <Location /status>
23 SetHandler balancer-manager
24 Proxypass !
25 Order Deny,Allow
26 Allow from all
27 </Location>
28 </VirtualHost>
多點傳播的會話叢集
tomcat支援标準會話管理器和持久會話管理器
tomcat預設的标準會話管理器
delta會話管理器，如果是對所有主機，放在引擎内部；否則放入host中，對于單個主機
将兩個後端主機（0.130；0.140）tomcat停掉
[root@node2 ~]#
[root@node3 ~]# catalina.sh stop
0.130
[root@node2 conf]# pwd
/usr/local/tomcat/conf
[root@node2 conf]# cp server.xml{,.bak}
[root@node2 conf]# ls
Catalina catalina.properties logging.properties server.xml.bak tomcat-users.xsd
catalina.policy context.xml server.xml tomcat-users.xml web.xml
[root@node2 conf]# vim server.xml
123 <Host name="localhost" appBase="webapps"
124 unpackWARs="true" autoDeploy="true">
125 <Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster"
126 channelSendOptions="8">
127
128 <Manager className="org.apache.catalina.ha.session.DeltaManager"
129 expireSessionsOnShutdown="false"
130 notifyListenersOnReplication="true"/>
131
132 <Channel className="org.apache.catalina.tribes.group.GroupChannel">
133 <Membership className="org.apache.catalina.tribes.membership.McastService"
134 address="228.103.40.41"
135 port="45564"
136 frequency="500"
137 dropTime="3000"/>
138 <Receiver className="org.apache.catalina.tribes.transport.nio.NioReceiver"
139 address="192.168.112.130"
140 port="4000"
141 autoBind="100"
142 selectorTimeout="5000"
143 maxThreads="6"/>
144
145 <Sender className="org.apache.catalina.tribes.transport.ReplicationTransmitter">
146 <Transport className="org.apache.catalina.tribes.transport.nio.PooledParallelSender"/>
147 </Sender>
148 <Interceptor className="org.apache.catalina.tribes.group.interceptors.TcpFailureDetector"/>
149 <Interceptor className="org.apache.catalina.tribes.group.interceptors.MessageDispatch15Interceptor"/>
150 </Channel>
151
152 <Valve className="org.apache.catalina.ha.tcp.ReplicationValve"
153 filter=""/>
154 <Valve className="org.apache.catalina.ha.session.JvmRouteBinderValve"/>
155
156 <Deployer className="org.apache.catalina.ha.deploy.FarmWarDeployer"
157 tempDir="/tmp/war-temp/"
158 deployDir="/tmp/war-deploy/"
159 watchDir="/tmp/war-listen/"
160 watchEnabled="false"/>
161
162 <ClusterListener className="org.apache.catalina.ha.session.ClusterSessionListener"/>
163 </Cluster>
[root@node2 conf]# catalina.sh configtest
十二月 19, 2015 1:03:15 上午 org.apache.catalina.startup.VersionLoggerListener log
資訊: Server version: Apache Tomcat/8.0.30
資訊: Server built: Dec 1 2015 22:30:46 UTC
資訊: Server number: 8.0.30.0
資訊: OS Name: Linux
資訊: OS Version: 2.6.32-573.el6.x86_64
資訊: Architecture: amd64
資訊: Java Home: /usr/java/jdk1.7.0_67/jre
資訊: JVM Version: 1.7.0_67-b01
資訊: JVM Vendor: Oracle Corporation
資訊: CATALINA_BASE: /usr/local/apache-tomcat-8.0.30
資訊: CATALINA_HOME: /usr/local/apache-tomcat-8.0.30
十二月 19, 2015 1:03:16 上午 org.apache.catalina.startup.VersionLoggerListener log
資訊: Command line argument: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
資訊: Command line argument: -Djava.endorsed.dirs=/usr/local/tomcat/endorsed
資訊: Command line argument: -Dcatalina.base=/usr/local/tomcat
資訊: Command line argument: -Dcatalina.home=/usr/local/tomcat
資訊: Command line argument: -Djava.io.tmpdir=/usr/local/tomcat/temp
十二月 19, 2015 1:03:16 上午 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
資訊: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: /usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
十二月 19, 2015 1:03:17 上午 org.apache.coyote.AbstractProtocol init
資訊: Initializing ProtocolHandler ["http-nio-8080"]
十二月 19, 2015 1:03:18 上午 org.apache.tomcat.util.net.NioSelectorPool getSharedSelector
資訊: Using a shared selector for servlet write/read
十二月 19, 2015 1:03:18 上午 org.apache.coyote.AbstractProtocol init
資訊: Initializing ProtocolHandler ["ajp-nio-8009"]
十二月 19, 2015 1:03:18 上午 org.apache.catalina.startup.Catalina load
資訊: Initialization processed in 6942 ms
建立支援叢集會話的叢集化管理器
一般在webapp檔案裡的WEB-INF的xml檔案
[root@node2 conf]# cd /usr/local/tomcat/webapps/testapp/WEB-INF/
[root@node2 WEB-INF]# ls
[root@node2 WEB-INF]# cp /usr/local/tomcat/conf/web.xml ./
web.xml
[root@node2 WEB-INF]# vim web.xml
101 <!-- listings is enabled? [true] -->
102
103 <distributable />
104
105 <servlet>
106 <servlet-name>default</servlet-name>
107 <servlet-class>org.apache.catalina.servlets.DefaultServlet</servlet-class>
108 <init-param>
[root@node2 WEB-INF]# scp web.xml 192.168.112.140:/usr/local/tomcat/webapps/testapp/WEB-INF/
web.xml 100% 165KB 164.9KB/s 00:00
[root@node2 WEB-INF]#
[root@node2 WEB-INF]# catalina.sh start
[root@node2 tomcat]# tail -f logs/catalina.out
[root@node2 tomcat]# tail -200 logs/catalina.out
19-Dec-2015 01:32:53.595 INFO [Catalina-startStop-1] org.apache.catalina.tribes.membership.McastServiceImpl.setupSocket Setting cluster mcast soTimeout to 500
19-Dec-2015 01:32:53.618 INFO [Catalina-startStop-1] org.apache.catalina.tribes.membership.McastServiceImpl.waitForMembers Sleeping for 1000 milliseconds to establish cluster membership, start level:4
19-Dec-2015 01:32:54.620 INFO [Catalina-startStop-1] org.apache.catalina.tribes.membership.McastServiceImpl.waitForMembers Done sleeping, membership established, start level:4
19-Dec-2015 01:32:54.636 INFO [Catalina-startStop-1] org.apache.catalina.tribes.membership.McastServiceImpl.waitForMembers Sleeping for 1000 milliseconds to establish cluster membership, start level:8
19-Dec-2015 01:32:55.638 INFO [Catalina-startStop-1] org.apache.catalina.tribes.membership.McastServiceImpl.waitForMembers Done sleeping, membership established, start level:8
19-Dec-2015 01:32:55.646 INFO [Catalina-startStop-1] org.apache.catalina.ha.deploy.FarmWarDeployer.start Cluster FarmWarDeployer started.
19-Dec-2015 01:32:55.823 INFO [Catalina-startStop-1] org.apache.catalina.ha.session.JvmRouteBinderValve.startInternal JvmRouteBinderValve started
19-Dec-2015 01:32:59.292 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-8080"]
19-Dec-2015 01:32:59.331 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["ajp-nio-8009"]
19-Dec-2015 01:32:59.336 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in 5861 ms
19-Dec-2015 01:35:59.648 INFO [Tribes-Task-Receiver-1] org.apache.catalina.tribes.io.BufferPool.getBufferPool Created a buffer pool with max size:104857600 bytes of type: org.apache.catalina.tribes.io.BufferPool15Impl
19-Dec-2015 01:36:00.537 INFO [Membership-MemberAdded.] org.apache.catalina.ha.tcp.SimpleTcpCluster.memberAdded Replication member added:org.apache.catalina.tribes.membership.MemberImpl[tcp://{192, 168, 112, 140}:4000,{192, 168, 112, 140},4000, alive=1149, securePort=-1, UDP Port=-1, id={23 38 105 -109 78 41 64 -63 -79 -106 115 93 27 -33 -123 -19 }, payload={}, command={}, domain={}, ]
0.140
[root@node3 ~]# cd /usr/local/tomcat/conf/
[root@node3 conf]# ls
Catalina catalina.properties logging.properties tomcat-users.xml web.xml
catalina.policy context.xml server.xml tomcat-users.xsd
[root@node3 conf]# cp server.xml{,.bak}
[root@node3 conf]# vim server.xml
125 <Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster"
126 channelSendOptions="8">
128 <Manager className="org.apache.catalina.ha.session.DeltaManager"
129 expireSessionsOnShutdown="false"
130 notifyListenersOnReplication="true"/>
132 <Channel className="org.apache.catalina.tribes.group.GroupChannel">
133 <Membership className="org.apache.catalina.tribes.membership.McastService"
134 address="228.103.40.41"
135 port="45564"
136 frequency="500"
137 dropTime="3000"/>
138 <Receiver className="org.apache.catalina.tribes.transport.nio.NioReceiver"
139 address="192.168.112.140"
140 port="4000"
141 autoBind="100"
142 selectorTimeout="5000"
143 maxThreads="6"/>
145 <Sender className="org.apache.catalina.tribes.transport.ReplicationTransmitter">
146 <Transport className="org.apache.catalina.tribes.transport.nio.PooledParallelSender"/>
147 </Sender>
148 <Interceptor className="org.apache.catalina.tribes.group.interceptors.TcpFailureDetector"/>
149 <Interceptor className="org.apache.catalina.tribes.group.interceptors.MessageDispatch15Interce ptor"/>
150 </Channel>
152 <Valve className="org.apache.catalina.ha.tcp.ReplicationValve"
153 filter=""/>
154 <Valve className="org.apache.catalina.ha.session.JvmRouteBinderValve"/>
156 <Deployer className="org.apache.catalina.ha.deploy.FarmWarDeployer"
157 tempDir="/tmp/war-temp/"
158 deployDir="/tmp/war-deploy/"
159 watchDir="/tmp/war-listen/"
160 watchEnabled="false"/>
162 <ClusterListener className="org.apache.catalina.ha.session.ClusterSessionListener"/>
163 </Cluster>
[root@node3 conf]# catalina.sh configtest
十二月 19, 2015 1:01:39 上午 org.apache.catalina.startup.VersionLoggerListener log
十二月 19, 2015 1:01:39 上午 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
十二月 19, 2015 1:01:42 上午 org.apache.coyote.AbstractProtocol init
十二月 19, 2015 1:01:42 上午 org.apache.tomcat.util.net.NioSelectorPool getSharedSelector
十二月 19, 2015 1:01:42 上午 org.apache.catalina.startup.Catalina load
資訊: Initialization processed in 8859 ms
[root@node3 conf]# tail -f ../logs/catalina.out
19-Dec-2015 01:35:43.136 INFO [localhost-startStop-1] org.apache.catalina.ha.session.DeltaManager.startInternal Starting clustering manager at /testapp
19-Dec-2015 01:35:43.187 INFO [localhost-startStop-1] org.apache.catalina.ha.session.DeltaManager.getAllClusterSessions Manager [/testapp], requesting session state from org.apache.catalina.tribes.membership.MemberImpl[tcp://{192, 168, 112, 130}:4000,{192, 168, 112, 130},4000, alive=194469, securePort=-1, UDP Port=-1, id={91 -22 -120 26 40 -91 78 -64 -84 101 -114 112 28 34 81 121 }, payload={}, command={}, domain={}, ]. This operation will timeout if no session state has been received within 60 seconds.
19-Dec-2015 01:35:43.491 INFO [localhost-startStop-1] org.apache.catalina.ha.session.DeltaManager.waitForSendAllSessions Manager [/testapp]; session state send at 12/19/15 1:35 AM received in 354 ms.
19-Dec-2015 01:35:43.550 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory /usr/local/apache-tomcat-8.0.30/webapps/testapp has finished in 702 ms
19-Dec-2015 01:35:43.560 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-8080"]
19-Dec-2015 01:35:43.586 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["ajp-nio-8009"]
19-Dec-2015 01:35:43.587 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in 9636 ms