{"id":51723,"date":"2025-08-11T05:54:28","date_gmt":"2025-08-10T21:54:28","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/51723.html"},"modified":"2025-08-11T05:54:28","modified_gmt":"2025-08-10T21:54:28","slug":"%e4%bc%81%e4%b8%9a%e7%ba%a7web%e5%ba%94%e7%94%a8%e6%9c%8d%e5%8a%a1%e5%99%a8tomcat","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/51723.html","title":{"rendered":"\u4f01\u4e1a\u7ea7WEB\u5e94\u7528\u670d\u52a1\u5668TOMCAT"},"content":{"rendered":"

\u4e00.tomcat<\/span>\u7684\u529f\u80fd\u4ecb\u7ecd<\/span><\/h4>\n

\"\"<\/p>\n

Tomcat <\/span>\u670d\u52a1\u5668\u662f\u4e00\u4e2a\u514d\u8d39\u7684\u5f00\u653e\u6e90\u4ee3\u7801\u7684<\/span>Web <\/span>\u5e94\u7528\u670d\u52a1\u5668，\u5c5e\u4e8e\u8f7b\u91cf\u7ea7\u5e94\u7528\u670d\u52a1\u5668，\u5728\u4e2d\u5c0f\u578b\u7cfb\u7edf\u548c <\/span><\/p>\n

\u5e76\u53d1\u8bbf\u95ee\u7528\u6237\u4e0d\u662f\u5f88\u591a\u7684\u573a\u5408\u4e0b\u88ab\u666e\u904d\u4f7f\u7528，<\/span>Tomcat <\/span>\u5177\u6709\u5904\u7406<\/span>HTML<\/span>\u9875\u9762\u7684\u529f\u80fd，\u5b83\u8fd8\u662f\u4e00\u4e2a<\/span>Servlet<\/span>\u548c <\/span><\/p>\n

JSP<\/span>\u5bb9\u5668<\/span>\u8d77\u59cb\u4e8e<\/span>SUN <\/span>\u516c\u53f8\u7684\u4e00\u4e2a<\/span>Servlet<\/span>\u7684\u53c2\u8003\u5b9e\u73b0\u9879\u76ee<\/span> Java Web Server<\/span>，\u5f00\u53d1\u8005\u662f<\/span> James Duncan Davidson<\/span>， <\/span><\/p>\n

\u5728<\/span>1999<\/span>\u5e74，\u5c06\u9879\u76ee\u8d21\u732e\u7ed9\u4e86<\/span>apache<\/span>\u8f6f\u4ef6\u57fa\u91d1\u4f1a（<\/span>ASF<\/span>），\u548c<\/span>ASF<\/span>\u73b0\u6709\u7684\u9879\u76ee<\/span> JServ <\/span>\u5408\u5e76，\u5e76\u5f00\u6e90\u6210\u4e3a\u9876\u7ea7 <\/span><\/p>\n

\u9879\u76ee <\/span><\/p>\n

Tomcat <\/span>\u4ec5\u4ec5\u5b9e\u73b0\u4e86<\/span>Java EE<\/span>\u89c4\u8303\u4e2d\u4e0e<\/span>Servlet<\/span>\u3001<\/span>JSP<\/span>\u76f8\u5173\u7684\u7c7b\u5e93，\u662f<\/span>JavaEE<\/span>\u4e0d\u5b8c\u6574\u5b9e\u73b0\u3002 <\/span><\/p>\n

1999<\/span>\u5e74\u53d1\u5e03\u521d\u59cb\u7248\u672c\u662f<\/span>Tomcat 3.0<\/span>，\u5b9e\u73b0\u4e86<\/span>Servlet 2.2 <\/span>\u548c<\/span> JSP 1.1<\/span>\u89c4\u8303\u3002 <\/span><\/p>\n

Tomcat 4.x<\/span>\u53d1\u5e03\u65f6，\u5185\u5efa\u4e86<\/span>Catalina<\/span>（<\/span>Servlet<\/span>\u5bb9\u5668）\u548c<\/span> Jasper<\/span>（<\/span>JSP engine<\/span>）\u7b49 <\/span><\/p>\n

\u5f53\u524d<\/span> Tomcat <\/span>\u7684\u6b63\u5f0f\u7248\u672c\u5df2\u7ecf\u66f4\u65b0\u5230<\/span> 9.0.x <\/span>\u7248\u672c，\u4f46\u5f53\u524d\u4f01\u4e1a\u4e2d\u4e3b\u6d41\u7248\u672c\u4e3a<\/span> 8.x <\/span>\u548c<\/span> 7.x <\/span><\/p>\n

\u5b98\u7f51<\/span>: <\/span><\/p>\n

http:\/\/tomcat.apache.org\/ <\/span><\/p>\n

\u5b98\u7f51\u6587\u6863<\/span>: <\/span><\/p>\n

https:\/\/tomcat.apache.org\/tomcat-8.5-doc\/index.html <\/span><\/p>\n

\u5e2e\u52a9\u6587\u6863<\/span>: <\/span><\/p>\n

https:\/\/cwiki.apache.org\/confluence\/display\/tomcat\/ <\/span><\/p>\n

https:\/\/cwiki.apache.org\/confluence\/display\/tomcat\/FAQ<\/span><\/p>\n

1.1\u5b89\u88c5 Tomcat<\/h5>\n

1.\u5b89\u88c5java\u73af\u5883<\/p>\n

[root@tomcatA ~]# yum install java-1.8.0-openjdk.x86_64 -y<\/p>\n

#\u67e5\u770b\u7248\u672c\u4fe1\u606f
\n[root@tomcatA ~]# java -version
\nopenjdk version "1.8.0_362"
\nOpenJDK Runtime Environment (build 1.8.0_362-b09)
\nOpenJDK 64-Bit Server VM (build 25.362-b09, mixed mode)<\/p>\n

#\u67e5\u770bjava\u7684\u73af\u5883\u76ee\u5f55
\n[root@tomcatA ~]# which java
\n\/usr\/bin\/java
\n[root@tomcatA ~]# ll \/usr\/bin\/java
\nlrwxrwxrwx 1 root root 22 Jul 30 10:41 \/usr\/bin\/java -> \/etc\/alternatives\/java
\n#java\u7684\u8fd0\u884c\u73af\u5883
\n[root@tomcatA ~]# cd \/etc\/alternatives\/jre
\n[root@tomcatA jre]# ls
\nASSEMBLY_EXCEPTION bin lib LICENSE THIRD_PARTY_README<\/p>\n

2.\u5b89\u88c5tomcat<\/p>\n

#\u89e3\u538b\u5e76\u751f\u6210tomcat\u7a0b\u5e8f\u76ee\u5f55
\n[root@tomcatA ~]# tar xzf apache-tomcat-9.0.107.tar.gz -C \/usr\/local\/
\n[root@tomcatA ~]# cd \/usr\/local\/
\n[root@tomcatA local]# ll
\ntotal 4
\ndrwxr-xr-x. 9 root root 4096 Jul 30 10:58 apache-tomcat-9.0.107
\ndrwxr-xr-x. 2 root root 6 Aug 10 2021 bin
\ndrwxr-xr-x. 2 root root 6 Aug 10 2021 etc
\ndrwxr-xr-x. 2 root root 6 Aug 10 2021 games
\ndrwxr-xr-x. 2 root root 6 Aug 10 2021 include
\ndrwxr-xr-x. 2 root root 6 Aug 10 2021 lib
\ndrwxr-xr-x. 3 root root 17 Jul 11 13:36 lib64
\ndrwxr-xr-x. 2 root root 6 Aug 10 2021 libexec
\ndrwxr-xr-x. 2 root root 6 Aug 10 2021 sbin
\ndrwxr-xr-x. 5 root root 49 Jul 11 13:36 share
\ndrwxr-xr-x. 2 root root 6 Aug 10 2021 src<\/p>\n

[root@tomcatA local]# mv apache-tomcat-9.0.107\/ tomcat<\/p>\n

#\u542f\u52a8\u6587\u4ef6\u76ee\u5f55
\n[root@tomcatA tomcat]# cd bin\/
\n[root@tomcatA bin]# ls
\nbootstrap.jar makebase.sh
\ncatalina.bat setclasspath.bat
\ncatalina.sh setclasspath.sh
\ncatalina-tasks.xml shutdown.bat
\nciphers.bat shutdown.sh
\nciphers.sh startup.bat
\ncommons-daemon.jar startup.sh
\ncommons-daemon-native.tar.gz tomcat-juli.jar
\nconfigtest.bat tomcat-native.tar.gz
\nconfigtest.sh tool-wrapper.bat
\ndaemon.sh tool-wrapper.sh
\ndigest.bat version.bat
\ndigest.sh version.sh
\nmakebase.bat
\n#\u542f\u52a8
\n[root@tomcatA bin]# .\/startup.sh
\nUsing CATALINA_BASE: \/usr\/local\/tomcat
\nUsing CATALINA_HOME: \/usr\/local\/tomcat
\nUsing CATALINA_TMPDIR: \/usr\/local\/tomcat\/temp
\nUsing JRE_HOME: \/usr
\nUsing CLASSPATH: \/usr\/local\/tomcat\/bin\/bootstrap.j ar:\/usr\/local\/tomcat\/bin\/tomcat-juli.jar
\nUsing CATALINA_OPTS:
\nTomcat started.<\/p>\n

3.\u67e5\u770b\u7aef\u53e3：<\/p>\n

[root@tomcatA ~]# netstat -antlupe | grep java
\ntcp6 0 0 :::8080 :::* LISTEN 1001 43823 4723\/java
\ntcp6 0 0 127.0.0.1:8005 :::* LISTEN 1001 42620 4723\/java
\n[root@tomcatA ~]#<\/p>\n

4.\u8bbf\u95ee： \"\"<\/p>\n

1.2 tomcat**\u7684\u6587\u4ef6\u7ed3\u6784\u548c\u7ec4\u6210**<\/h5>\n

\u76ee\u5f55\u7ed3\u6784<\/p>\n

\u76ee\u5f55 \u8bf4\u660e
\n——————————————————-
\nbin \u670d\u52a1\u542f\u52a8\u3001\u505c\u6b62\u7b49\u76f8\u5173\u7a0b\u5e8f\u548c\u6587\u4ef6
\nconf \u914d\u7f6e\u6587\u4ef6
\nlib \u5e93\u76ee\u5f55
\nlogs \u65e5\u5fd7\u76ee\u5f55
\nwebapps \u5e94\u7528\u7a0b\u5e8f，\u5e94\u7528\u90e8\u7f72\u76ee\u5f55，\u76f8\u5f53\u4e8enginx\u7684\u9ed8\u8ba4\u53d1\u5e03\u76ee\u5f55
\nwork jsp \u7f16\u8bd1\u540e\u7684\u7ed3\u679c\u6587\u4ef6，\u5efa\u8bae\u63d0\u524d\u9884\u70ed\u8bbf\u95ee<\/p>\n

1.3 \u751f\u6210**tomcat\u7684\u542f\u52a8\u6587\u4ef6**<\/h5>\n

1.\u751f\u6210\u4e3b\u914d\u7f6e\u6587\u4ef6<\/p>\n

[root@tomcatA ~]# cat \/usr\/local\/tomcat\/conf\/tomcat.conf
\nJAVA_HOME=\/etc\/alternatives\/jre \u00a0
\n[root@tomcatA ~]#<\/p>\n

2.\u751f\u6210\u542f\u52a8\u6587\u4ef6<\/p>\n

[root@tomcatA ~]# cat \/lib\/systemd\/system\/tomcat.service
\n[Unit]
\nDescription=Tomcat
\n#After=syslog.target network.target remote-fs.target nss-lookup.target
\nAfter=syslog.target network.target
\n\u200b
\n[Service]
\nType=forking
\nEnvironmentFile=\/usr\/local\/tomcat\/conf\/tomcat.conf
\nExecStart=\/usr\/local\/tomcat\/bin\/startup.sh
\nExecStop=\/usr\/local\/tomcat\/bin\/shutdown.sh
\nPrivateTmp=true
\nUser=tomcat
\nGroup=tomcat
\n\u200b
\n[Install]
\nWantedBy=multi-user.target
\n[root@tomcatA ~]#
\n\u200b<\/p>\n

3.\u521b\u5efa\u7528\u6237tomcat\u5e76\u4e14\u8bbe\u7f6e\u5b89\u88c5\u76ee\u5f55\u6743\u9650<\/p>\n

[root@tomcatA ~]# useradd -s \/sbin\/nologin -M tomcat \u00a0 #-M\u5f3a\u5236\u4e0d\u521b\u5efa\u4e3b\u76ee\u5f55
\n[root@tomcatA ~]# chown tomcat.tomcat \/usr\/local\/tomcat\/ -R <\/p>\n

4.\u7528\u542f\u52a8\u811a\u672c\u5f00\u542f\u670d\u52a1<\/p>\n

[root@tomcatA ~]# systemctl enable –now tomcat<\/p>\n

\u4e8c.\u00a0\u7ed3\u5408\u53cd\u5411\u4ee3\u7406\u5b9e\u73b0tomcat\u90e8\u7f72<\/h4>\n

2.1 \u5e38\u89c1\u90e8\u7f72\u65b9\u5f0f\u4ecb\u7ecd<\/h5>\n

\"\"<\/p>\n

    \n
  • \n

    standalone\u6a21\u5f0f，Tomcat\u5355\u72ec\u8fd0\u884c，\u76f4\u63a5\u63a5\u53d7\u7528\u6237\u7684\u8bf7\u6c42，\u4e0d\u63a8\u8350\u3002<\/p>\n<\/li>\n<\/ul>\n

      \n
    • \n

      \u53cd\u5411\u4ee3\u7406，\u5355\u673a\u8fd0\u884c，\u63d0\u4f9b\u4e86\u4e00\u4e2aNginx\u4f5c\u4e3a\u53cd\u5411\u4ee3\u7406，\u53ef\u4ee5\u505a\u5230\u9759\u6001\u7531nginx\u63d0\u4f9b\u54cd\u5e94，\u52a8\u6001jsp\u4ee3\u7406\u7ed9Tomcat<\/p>\n<\/li>\n<\/ul>\n

      LNMT：Linux + Nginx + MySQL + Tomcat<\/p>\n

      LAMT：Linux + Apache（Httpd）+ MySQL + Tomcat<\/p>\n

        \n
      • \n

        \u524d\u7f6e\u4e00\u53f0Nginx，\u7ed9\u591a\u53f0Tomcat\u5b9e\u4f8b\u505a\u53cd\u5411\u4ee3\u7406\u548c\u8d1f\u8f7d\u5747\u8861\u8c03\u5ea6，Tomcat\u4e0a\u90e8\u7f72\u7684\u7eaf\u52a8\u6001\u9875\u9762\u66f4\u9002\u5408<\/p>\n<\/li>\n<\/ul>\n

        LNMT：Linux + Nginx + MySQL + Tomcat<\/p>\n

          \n
        • \n

          \u591a\u7ea7\u4ee3\u7406<\/p>\n<\/li>\n<\/ul>\n

          LNNMT：Linux + Nginx + Nginx + MySQL + Tomcat<\/p>\n<\/p>\n

          2.2 \u5229\u7528 nginx \u53cd\u5411\u4ee3\u7406\u5b9e\u73b0<\/h5>\n

          \u914d\u7f6e<\/p>\n

          [root@nginx conf.d]# cat \/etc\/nginx\/conf.d\/vhosts.conf
          \nserver {
          \n listen 80;
          \n server_name timilee.org;
          \n root \/web\/nginx;
          \n location ~\\\\.jsp$ {
          \n proxy_pass http:\/\/192.168.217.10:8080;
          \n }
          \n}<\/p>\n

          \u5c06test.jsp\u653e\u5230tomcat\u9ed8\u8ba4\u7684\u6d4b\u8bd5\u9875\u9762\u76ee\u5f55\u4e0b
          \n[root@tomcatA ROOT]# pwd
          \n\/usr\/local\/tomcat\/webapps\/ROOT
          \n[root@tomcatA ROOT]# ll
          \ntotal 168
          \n-rw-r—–. 1 tomcat tomcat 27235 Jul 2 15:01 asf-logo-wide.svg
          \n-rw-r—–. 1 tomcat tomcat 713 Jul 2 15:01 bg-button.png
          \n-rw-r—–. 1 tomcat tomcat 1918 Jul 2 15:01 bg-middle.png
          \n-rw-r—–. 1 tomcat tomcat 1401 Jul 2 15:01 bg-nav.png
          \n-rw-r—–. 1 tomcat tomcat 3103 Jul 2 15:01 bg-upper.png
          \n-rw-r—–. 1 tomcat tomcat 21630 Jul 2 15:01 favicon.ico
          \n-rw-r—–. 1 tomcat tomcat 12234 Jul 2 15:01 index.jsp
          \n-rw-r—–. 1 tomcat tomcat 6902 Jul 2 15:01 RELEASE-NOTES.txt
          \n-rw-r–r–. 1 root root 968 Jul 30 13:22 test.jsp
          \n-rw-r—–. 1 tomcat tomcat 5584 Jul 2 15:01 tomcat.css
          \n-rw-r—–. 1 tomcat tomcat 67795 Jul 2 15:01 tomcat.svg
          \ndrwxr-x—. 2 tomcat tomcat 21 Jul 30 10:58 WEB-INF
          \n[root@tomcatA ROOT]#<\/p>\n

          \u6d4b\u8bd5 \"\"<\/p>\n

          \u00a0<\/p>\n

          2.3 \u5b9e\u73b0tomcat\u4e2d\u7684\u8d1f\u8f7d\u5747\u8861<\/h5>\n

          \u52a8\u6001\u670d\u52a1\u5668\u7684\u95ee\u9898，\u5f80\u5f80\u5c31\u662f\u5e76\u53d1\u80fd\u529b\u592a\u5f31，\u5f80\u5f80\u9700\u8981\u591a\u53f0\u52a8\u6001\u670d\u52a1\u5668\u4e00\u8d77\u63d0\u4f9b\u670d\u52a1\u3002\u5982\u4f55\u628a\u5e76\u53d1\u7684\u538b\u529b\u5206\u644a，\u8fd9\u5c31\u9700\u8981\u8c03\u5ea6，\u91c7\u7528\u4e00\u5b9a\u7684\u8c03\u5ea6\u7b56\u7565，\u5c06\u8bf7\u6c42\u5206\u53d1\u7ed9\u4e0d\u540c\u7684\u670d\u52a1\u5668，\u8fd9\u5c31\u662fLoad Balance\u8d1f\u8f7d\u5747\u8861\u3002<\/p>\n

          \u5f53\u5355\u673aTomcat，\u6f14\u5316\u51fa\u591a\u673a\u591a\u7ea7\u90e8\u7f72\u7684\u65f6\u5019，\u4e00\u4e2a\u95ee\u9898\u4fbf\u51f8\u663e\u51fa\u6765，\u8fd9\u5c31\u662fSession\u3002\u800c\u8fd9\u4e2a\u95ee\u9898\u7684\u7531\u6765，\u90fd\u662f\u7531\u4e8eHTTP\u534f\u8bae\u5728\u8bbe\u8ba1\u4e4b\u521d\u6ca1\u6709\u60f3\u5230\u672a\u6765\u7684\u53d1\u5c55\u3002<\/p>\n

          2.3.1 HTTP**\u7684\u65e0\u72b6\u6001，\u6709\u8fde\u63a5\u548c\u77ed\u8fde\u63a5**<\/h6>\n
            \n
          • \n

            \u65e0\u72b6\u6001：\u6307\u7684\u662f\u670d\u52a1\u5668\u7aef\u65e0\u6cd5\u77e5\u90532\u6b21\u8bf7\u6c42\u4e4b\u95f4\u7684\u8054\u7cfb，\u5373\u4f7f\u662f\u524d\u540e2\u6b21\u8bf7\u6c42\u6765\u81ea\u540c\u4e00\u4e2a\u6d4f\u89c8\u5668，\u4e5f\u6ca1\u6709\u4efb\u4f55\u6570\u636e\u80fd\u591f\u5224\u65ad\u51fa\u662f\u540c\u4e00\u4e2a\u6d4f\u89c8\u5668\u7684\u8bf7\u6c42\u3002\u540e\u6765\u53ef\u4ee5\u901a\u8fc7cookie\u3001session\u673a\u5236\u6765\u5224\u65ad\u3002<\/p>\n

              \n
            • \n

              \u6d4f\u89c8\u5668\u7aef\u7b2c\u4e00\u6b21HTTP\u8bf7\u6c42\u670d\u52a1\u5668\u7aef\u65f6，\u5728\u670d\u52a1\u5668\u7aef\u4f7f\u7528session\u8fd9\u79cd\u6280\u672f，\u5c31\u53ef\u4ee5\u5728\u670d\u52a1\u5668\u7aef\u4ea7\u751f\u4e00\u4e2a\u968f\u673a\u503c\u5373SessionID\u53d1\u7ed9\u6d4f\u89c8\u5668\u7aef，\u6d4f\u89c8\u5668\u7aef\u6536\u5230\u540e\u4f1a\u4fdd\u6301\u8fd9\u4e2aSessionID\u5728Cookie\u5f53\u4e2d，\u8fd9\u4e2aCookie\u503c\u4e00\u822c\u4e0d\u80fd\u6301\u4e45\u5b58\u50a8，\u6d4f\u89c8\u5668\u5173\u95ed\u5c31\u6d88\u5931\u3002\u6d4f\u89c8\u5668\u5728\u6bcf\u4e00\u6b21\u63d0\u4ea4HTTP\u8bf7\u6c42\u7684\u65f6\u5019\u4f1a\u628a\u8fd9\u4e2aSessionID\u4f20\u7ed9\u670d\u52a1\u5668\u7aef，\u670d\u52a1\u5668\u7aef\u5c31\u53ef\u4ee5\u901a\u8fc7\u6bd4\u5bf9\u77e5\u9053\u662f\u8c01\u4e86<\/p>\n<\/li>\n

            • \n

              Session\u901a\u5e38\u4f1a\u4fdd\u5b58\u5728\u670d\u52a1\u5668\u7aef\u5185\u5b58\u4e2d，\u5982\u679c\u6ca1\u6709\u6301\u4e45\u5316，\u5219\u6613\u4e22\u5931<\/p>\n<\/li>\n

            • \n

              Session\u4f1a\u5b9a\u65f6\u8fc7\u671f\u3002\u8fc7\u671f\u6d4f\u89c8\u5668\u5982\u679c\u518d\u8bbf\u95ee，\u670d\u52a1\u7aef\u53d1\u73b0\u6ca1\u6709\u6b64ID，\u5c06\u7ed9\u6d4f\u89c8\u5668\u7aef\u91cd\u65b0\u53d1\u65b0SessionID<\/p>\n<\/li>\n

            • \n

              \u66f4\u6362\u6d4f\u89c8\u5668\u4e5f\u5c06\u91cd\u65b0\u83b7\u5f97\u65b0\u7684SessionID<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                \n
              • \n

                \u6709\u8fde\u63a5：\u662f\u56e0\u4e3a\u5b83\u57fa\u4e8eTCP\u534f\u8bae，\u662f\u9762\u5411\u8fde\u63a5\u7684，\u9700\u89813\u6b21\u63e1\u624b\u30014\u6b21\u65ad\u5f00\u3002<\/p>\n<\/li>\n

              • \n

                \u77ed\u8fde\u63a5：Http 1.1\u4e4b\u524d，\u90fd\u662f\u4e00\u4e2a\u8bf7\u6c42\u4e00\u4e2a\u8fde\u63a5，\u800cTcp\u7684\u8fde\u63a5\u521b\u5efa\u9500\u6bc1\u6210\u672c\u9ad8，\u5bf9\u670d\u52a1\u5668\u6709\u5f88\u5927\u7684\u5f71\u54cd\u3002\u6240\u4ee5，\u81eaHttp 1.1\u5f00\u59cb，\u652f\u6301keep-alive，\u9ed8\u8ba4\u4e5f\u5f00\u542f，\u4e00\u4e2a\u8fde\u63a5\u6253\u5f00\u540e，\u4f1a\u4fdd\u6301\u4e00\u6bb5\u65f6\u95f4（\u53ef\u8bbe\u7f6e），\u6d4f\u89c8\u5668\u518d\u8bbf\u95ee\u8be5\u670d\u52a1\u5668\u5c31\u4f7f\u7528\u8fd9\u4e2aTcp\u8fde\u63a5，\u51cf\u8f7b\u4e86\u670d\u52a1\u5668\u538b\u529b，\u63d0\u9ad8\u4e86\u6548\u7387\u3002<\/p>\n<\/li>\n<\/ul>\n

                \u670d\u52a1\u5668\u7aef\u5982\u679c\u6545\u969c，\u5373\u4f7fSession\u88ab\u6301\u4e45\u5316\u4e86，\u4f46\u662f\u670d\u52a1\u6ca1\u6709\u6062\u590d\u524d\u90fd\u4e0d\u80fd\u4f7f\u7528\u8fd9\u4e9bSessionID\u3002<\/p>\n

                \u5982\u679c\u4f7f\u7528HAProxy\u6216\u8005Nginx\u7b49\u505a\u8d1f\u8f7d\u5747\u8861\u5668，\u8c03\u5ea6\u5230\u4e86\u4e0d\u540c\u7684Tomcat\u4e0a，\u90a3\u4e48\u4e5f\u4f1a\u51fa\u73b0\u627e\u4e0d\u5230<\/p>\n

                SessionID\u7684\u60c5\u51b5\u3002<\/p>\n

                2.3.2 tomcat**\u8d1f\u8f7d\u5747\u8861\u5b9e\u73b0**<\/h6>\n

                \u914d\u7f6e<\/p>\n

                [root@nginx nginx]# cat \/etc\/nginx\/conf.d\/vhosts.conf
                \nupstream tomcat{
                \n # hash $cookie_JSESSIONID;
                \n server 192.168.217.10:8080;
                \n server 192.168.217.20:8080;
                \n }
                \nserver {
                \n listen 80;
                \n root \/web\/nginx;
                \n server_name timilee.org;
                \n access_log \/web\/nginx\/log\/access.log;
                \n error_log \/web\/nginx\/log\/error.log;
                \n location ~\\\\.jsp$ {
                \n # proxy_pass http:\/\/192.168.217.10:8080;
                \n proxy_pass http:\/\/tomcat;
                \n }
                \n}
                \n[root@nginx nginx]#<\/p>\n

                \"\"<\/p>\n

                \u4e09.\u00a0memcached<\/h4>\n

                3.1 \u7b80\u4ecb<\/h5>\n

                Memcached \u662f\u4e00\u4e2a\u5f00\u6e90\u3001\u9ad8\u6027\u80fd\u3001\u5206\u5e03\u5f0f \u5185\u5b58\u7f13\u5b58\u7cfb\u7edf，\u5e38\u7528\u4e8e\u52a0\u901f\u52a8\u6001 Web \u5e94\u7528，\u51cf\u8f7b\u6570\u636e\u5e93\u8d1f\u8f7d\u3002\u5b83\u901a\u8fc7\u5728\u5185\u5b58\u4e2d\u7f13\u5b58\u6570\u636e\u548c\u5bf9\u8c61\u6765\u907f\u514d\u9891\u7e41\u8bbf\u95ee\u6570\u636e\u5e93\u6216 API\u3002<\/p>\n\n\u8bf4\u660e<\/tr>\n\n\n\n\n\n
                Key-Value\u5b58\u50a8<\/td>\n\u7b80\u5355\u7684\u5b57\u5178\u7ed3\u6784（\u5982 key=user:123 -> value={"name":"Alice"}）\u3002<\/td>\n<\/tr>\n
                LRU\u6dd8\u6c70<\/td>\n\u5185\u5b58\u4e0d\u8db3\u65f6，\u81ea\u52a8\u5220\u9664\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684（LRU）\u6570\u636e\u3002<\/td>\n<\/tr>\n
                \u5206\u5e03\u5f0f<\/td>\n\u591a\u53f0\u670d\u52a1\u5668\u53ef\u7ec4\u6210\u96c6\u7fa4，\u4f46 \u65e0\u4e2d\u5fc3\u8282\u70b9，\u5ba2\u6237\u7aef\u901a\u8fc7\u4e00\u81f4\u6027\u54c8\u5e0c\u5206\u7247\u6570\u636e\u3002<\/td>\n<\/tr>\n
                \u975e\u6301\u4e45\u5316<\/td>\n\u6570\u636e\u4ec5\u5b58\u5728\u4e8e\u5185\u5b58，\u91cd\u542f\u670d\u52a1\u6216\u673a\u5668\u540e\u4e22\u5931（\u9700\u642d\u914d\u6570\u636e\u5e93\u6301\u4e45\u5316）\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                \u00a0<\/p>\n

                5.2 memcached\u7684\u5b89\u88c5\u4e0e\u542f\u52a8<\/h5>\n

                [root@tomcat ~]# yum install memcached -y
                \n[root@tomcat ~]# vim \/etc\/sysconfig\/memcached
                \nPORT="11211"
                \nUSER="memcached"
                \nMAXCONN="1024"
                \nCACHESIZE="64"
                \nOPTIONS="-l 0.0.0.0,::1"
                \n[root@tomcat ~]# systemctl enable –now memcached
                \n[root@tomcat ~]# netstat -antlupe | grep memcache
                \ntcp 0 0 0.0.0.0:11211 0.0.0.0:* LISTEN
                \n980 97815 34711\/memcached<\/p>\n

                5.3 memcached\u64cd\u4f5c\u547d\u4ee4<\/h5>\n

                \u4e94\u79cd\u57fa\u672c memcached \u547d\u4ee4\u6267\u884c\u6700\u7b80\u5355\u7684\u64cd\u4f5c\u3002\u8fd9\u4e9b\u547d\u4ee4\u548c\u64cd\u4f5c\u5305\u62ec：<\/p>\n

                – set \u00a0 \u00a0 \u00a0#\u4fee\u6539<\/p>\n

                – add \u00a0 #\u6dfb\u52a0
                \n– replace \u00a0 #<\/p>\n

                – get \u00a0 \u00a0 #\u5bdf\u770b<\/p>\n

                – delete \u00a0 \u00a0#\u5220\u9664<\/p>\n

                \n#\u524d\u4e09\u4e2a\u547d\u4ee4\u662f\u7528\u4e8e\u64cd\u4f5c\u5b58\u50a8\u5728 memcached \u4e2d\u7684\u952e\u503c\u5bf9\u7684\u6807\u51c6\u4fee\u6539\u547d\u4ee4,\u90fd\u4f7f\u7528\u5982\u4e0b\u6240\u793a\u7684\u8bed\u6cd5：
                \ncommand <key> <flags> <expiration time> <bytes>
                \n<value>
                \n#\u53c2\u6570\u8bf4\u660e\u5982\u4e0b：
                \ncommand set\/add\/replace
                \nkey key \u7528\u4e8e\u67e5\u627e\u7f13\u5b58\u503c
                \nflags \u53ef\u4ee5\u5305\u62ec\u952e\u503c\u5bf9\u7684\u6574\u578b\u53c2\u6570，\u5ba2\u6237\u673a\u4f7f\u7528\u5b83\u5b58\u50a8\u5173\u4e8e\u952e\u503c\u5bf9\u7684\u989d\u5916\u4fe1\u606f
                \nexpiration time \u5728\u7f13\u5b58\u4e2d\u4fdd\u5b58\u952e\u503c\u5bf9\u7684\u65f6\u95f4\u957f\u5ea6（\u4ee5\u79d2\u4e3a\u5355\u4f4d，0 \u8868\u793a\u6c38\u8fdc）
                \nbytes \u5728\u7f13\u5b58\u4e2d\u5b58\u50a8\u7684\u5b57\u8282\u6570
                \nvalue \u5b58\u50a8\u7684\u503c（\u59cb\u7ec8\u4f4d\u4e8e\u7b2c\u4e8c\u884c）
                \n#\u589e\u52a0key，\u8fc7\u671f\u65f6\u95f4\u4e3a\u79d2，bytes\u4e3a\u5b58\u50a8\u6570\u636e\u7684\u5b57\u8282\u6570
                \nadd key flags exptime bytes
                \n\u00a0<\/p>\n<\/p>\n

                [root@tomcat ~]# telnet localhost 11211
                \nTrying ::1…
                \nConnected to localhost.
                \nEscape character is '^]'.
                \n#\u589e\u52a0
                \nadd leekey 0 60 4 #0 \u662f\u5426\u538b\u7f29 60 \u8fc7\u671f\u65f6\u95f4 4 \u5b57\u957f
                \ntest
                \nSTORED
                \nadd leekey1 0 60 3
                \nlee
                \nSTORED
                \n#\u67e5\u770b
                \nget leekey
                \nVALUE leekey 0 4
                \ntest
                \nget leekey1
                \nVALUE leekey1 0 3
                \nlee
                \n#\u6539
                \nset leekey 0 60 5
                \ntest1
                \nSTORED
                \nget leekey
                \nVALUE leekey 0 5
                \ntest1
                \nEND
                \nadd leekey1 0 60 4
                \ntest
                \n#\u5220\u9664
                \ndelete leekey
                \nDELETED
                \nget leekey
                \nEND
                \nget leekey1
                \nVALUE leekey1 0 3
                \nlee
                \n#\u6e05\u7a7a
                \nflush_all
                \nOK
                \nget leekey1
                \nEND<\/p>\n

                \u56db\u00a0session \u5171\u4eab\u670d\u52a1\u5668<\/h4>\n

                4.1 msm \u4ecb\u7ecd<\/h5>\n

                \"\"<\/p>\n

                msm<\/span>（<\/span>memcached session manager)<\/span>\u63d0\u4f9b\u5c06<\/span>Tomcat<\/span>\u7684<\/span>session<\/span>\u4fdd\u6301\u5230<\/span>memcached<\/span>\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u53ef\u7528\u3002 <\/span><\/p>\n

                \u9879\u76ee\u65e9\u671f\u6258\u7ba1\u5728<\/span>google code,<\/span>\u76ee\u524d\u5728<\/span>Github <\/span><\/p>\n

                github<\/span>\u7f51\u7ad9\u94fe\u63a5<\/span>: <\/span>https:\/\/github.com\/magro\/memcached-session-manager <\/span><\/p>\n

                \u652f\u6301<\/span>Tomcat<\/span>\u7684<\/span> 6.x<\/span>\u3001<\/span>7.x<\/span>\u3001<\/span>8.x<\/span>\u3001<\/span>9.x <\/span><\/p>\n

                \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Tomcat\u7684<\/span>Session<\/span>\u7ba1\u7406\u7c7b，<\/span>Tomcat<\/span>\u7248\u672c\u4e0d\u540c <\/span><\/p>\n

                \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0memcached-session-manager-2.3.2.jar <\/span><\/p>\n

                \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0memcached-session-manager-tc9-2.3.2.jar <\/span><\/p>\n

                Session<\/span>\u6570\u636e\u7684\u5e8f\u5217\u5316\u3001\u53cd\u5e8f\u5217\u5316\u7c7b <\/span><\/p>\n

                \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u5b98\u65b9\u63a8\u8350kyro <\/span><\/p>\n

                \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u5728webapp<\/span>\u4e2d<\/span>WEB-INF\/lib\/<\/span>\u4e0b <\/span><\/p>\n

                \u9a71\u52a8\u7c7b <\/span><\/p>\n

                \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0memcached(spymemcached.jar) <\/span><\/p>\n

                \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Redis(jedis.jar)<\/span><\/p>\n

                4.2 \u5b89\u88c5<\/h5>\n

                \u5c06jar\u538b\u7f29\u5305\u89e3\u538b\u540e\u628a\u89e3\u538b\u540e\u7684\u6587\u4ef6<\/p>\n

                ```bash
                \n[root@tomcatA mnt]# unzip jar.zip
                \n[root@tomcatA mnt]# cd jar\/
                \n[root@tomcatA jar]# ls
                \nasm-5.2.jar memcached-session-manager-tc9-2.3.2.jar reflectasm-1.11.9.jar
                \nkryo-3.0.3.jar minlog-1.3.1.jar spymemcached-2.12.3.jar
                \nkryo-serializers-0.45.jar msm-kryo-serializer-2.3.2.jar
                \nmemcached-session-manager-2.3.2.jar objenesis-2.6.jar<\/p>\n

                #\u5c06\u76f8\u5173\u7684jar\u6587\u4ef6\u653e\u5230tomcat\u7684lib\u76ee\u5f55\u91cc
                \n[root@tomcatA jar]# cp * \/usr\/local\/tomcat\/lib\/<\/p>\n

                [root@tomcatA jar]# ls \/usr\/local\/tomcat\/lib\/
                \nannotations-api.jar jasper.jar servlet-api.jar tomcat-i18n-ko.jar
                \nasm-5.2.jar jaspic-api.jar spymemcached-2.12.3.jar tomcat-i18n-pt-BR.jar
                \ncatalina-ant.jar jsp-api.jar tomcat-api.jar tomcat-i18n-ru.jar
                \ncatalina-ha.jar kryo-3.0.3.jar tomcat-coyote-ffm.jar tomcat-i18n-zh-CN.jar
                \ncatalina.jar kryo-serializers-0.45.jar tomcat-coyote.jar tomcat-jdbc.jar
                \ncatalina-ssi.jar memcached-session-manager-2.3.2.jar tomcat-dbcp.jar tomcat-jni.jar
                \ncatalina-storeconfig.jar memcached-session-manager-tc9-2.3.2.jar tomcat-i18n-cs.jar tomcat-util.jar
                \ncatalina-tribes.jar minlog-1.3.1.jar tomcat-i18n-de.jar tomcat-util-scan.jar
                \necj-4.20.jar msm-kryo-serializer-2.3.2.jar tomcat-i18n-es.jar tomcat-websocket.jar
                \nel-api.jar objenesis-2.6.jar tomcat-i18n-fr.jar websocket-api.jar
                \njasper-el.jar reflectasm-1.11.9.jar tomcat-i18n-ja.jar<\/p>\n

                ```<\/p>\n

                tomcat1\u548cm1\u90e8\u7f72\u5728\u4e00\u53f0\u4e3b\u673a\u4e0a，tomcat2\u548cm2\u4e5f\u90e8\u7f72\u5728\u540c\u4e00\u53f0\u3002<\/p>\n

                \u5f53\u65b0\u7528\u6237\u53d1\u8bf7\u6c42\u5230Tomcat1\u65f6, Tomcat1\u751f\u6210session\u8fd4\u56de\u7ed9\u7528\u6237\u7684\u540c\u65f6,\u4e5f\u4f1a\u540c\u65f6\u53d1\u7ed9memcached2\u5907\u4efd\u3002\u5373Tomcat1 session\u4e3a\u4e3bsession，memcached2 session\u4e3a\u5907\u7528session，\u4f7f\u7528memcached\u76f8\u5f53\u4e8e\u5907\u4efd\u4e86\u4e00\u4efdSession<\/p>\n

                \u5982\u679cTomcat1\u53d1\u73b0memcached2 \u5931\u8d25,\u65e0\u6cd5\u5907\u4efdSession\u5230memcached2,\u5219\u5c06Sessoin\u5907\u4efd\u5b58\u653e\u5728memcached1\u4e2d，\u5c31\u662f\u4ea4\u53c9\u5b58\u50a8<\/p>\n

                6.3 \u914d\u7f6e\u8fc7\u7a0b<\/p>\n

                \u4fee\u6539tomcat\u914d\u7f6e<\/p>\n

                [root@tomcat-1 ~]# vim \/usr\/local\/tomcat\/conf\/context.xml
                \n@@@@\u5185\u5bb9\u7701\u7565@@@@
                \n<Manager className="de.javakaffee.web.msm.MemcachedBackupSessionManager"
                \nmemcachedNodes="n1:192.168.217.10:11211,n2:192.168.217.20:11211"
                \nfailoverNodes="n1"
                \nrequestUriIgnorePattern=".*\\\\.(ico|png|gif|jpg|css|js)$"
                \ntranscoderFactoryClass="de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFacto
                \nry"
                \n\/><\/p>\n

                [root@tomcat-2 tomcat]# vim \/usr\/local\/tomcat\/conf\/context.xml
                \n@@@@\u5185\u5bb9\u7701\u7565@@@@
                \n<Manager className="de.javakaffee.web.msm.MemcachedBackupSessionManager"
                \nmemcachedNodes="n1:192.168.217.10:11211,n2:192.168.217.20:11211"
                \nfailoverNodes="n2"
                \nrequestUriIgnorePattern=".*\\\\.(ico|png|gif|jpg|css|js)$"
                \ntranscoderFactoryClass="de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFacto
                \nry"
                \n\/><\/p>\n

                nginx\u914d\u7f6e：<\/p>\n

                [root@Nginx ~]# vim \/usr\/local\/nginx\/conf.d\/vhosts.conf
                \nupstream tomcat {
                \nhash $cookie_JSESSIONID;
                \nserver 172.25.254.10:8080;
                \nserver 172.25.254.20:8080;
                \n}
                \nserver {
                \nlisten 80;
                \nserver_name lee.timinglee.org;
                \nroot \/webdataw\/nginx\/timinglee.org\/lee;
                \naccess_log \/var\/log\/nginx\/access.log;
                \nerror_log \/var\/log\/nginx\/error.log;
                \ntry_files $uri $uri.html $uri\/index.html \/error\/default.html;
                \nlocation ~ \\\\.jsp$ {
                \nproxy_pass http:\/\/tomcat;
                \n}
                \n}<\/p>\n

                \u6d4b\u8bd5：<\/p>\n

                \u6ca1\u914d\u7f6e\u524d：<\/p>\n

                \u6b63\u5e38\u572810\u63d0\u4ea4\u6570\u636e，\u5f5310\u7684tomcat\u6302\u6389\u540e，\u518d\u7ee7\u7eed\u63d0\u4ea4\u6570\u636e\u5c31\u4f1a\u8df3\u523020，\u4f46\u5148\u524d\u5199\u5165\u7684\u6570\u636e\u4f1a\u6d88\u5931，20\u7684tomcat\u627e\u4e0d\u5230\u5148\u524d\u63d0\u4ea4\u5230\u6570\u636e<\/p>\n

                [root@tomcatA ~]# systemctl stop tomcat.service<\/p>\n

                \"\"<\/p>\n

                \u00a0\"\"<\/p>\n

                \u914d\u7f6e\u540e： \u00a0\"\"<\/p>\n

                \u505c\u6389tomcat1
                \n[root@tomcatA ~]# systemctl stop tomcat.service
                \n[root@tomcatA ~]#<\/p>\n

                \u7ee7\u7eed\u63d0\u4ea4\u6570\u636e，tomcat2\u63a5\u624b，\u5e76\u4e14\u6709\u5148\u524d\u63d0\u4ea4\u7684\u6570\u636e<\/p>\n

                \"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

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