防伪码:失去只是一种姿势,得到并不等同于幸福
项目需求:
1、nginx容器作为整个架构中前端服务器监听80端口接收用户的jsp页面请求,并将用户的jsp请求分发给tomcat web容器,tomcat容器需要连接mysql数据库容器。
2、nginx容器做为前端服务器可以直接响应用户的静态页面请求,jsp动态页面请求交给tomcat容器处理(静动分离)
3、通过session复制共享:session replication,实现tomcat服务器之间同步session,使session保持一致。
注:http://yw666.blog.51cto.com/11977292/1888747,session复制共享在前文详细讲解过,此处不再赘述。
如图所示:
![JW2_(FZPDJWB($%ESLQX~}X.jpg wKioL1h-OJfAu8VMAAB_uUH6wOI048.jpg-wh_50]()
制作nginx镜像
from docker.io/centos:centos6
add nginx-1.6.0 /nginx-1.6.0
run yum -y install gcc pcre pcre-devel zlib-devel make
run useradd nginx -s /sbin/nologin
run cd /nginx-1.6.0 && ./configure --prefix=/nginx --user=nginx --group=nginx && make &&
make install
run echo "daemon off;" >> /nginx/conf/nginx.conf
run echo 'ip1=$(cat /etc/hosts | grep tomcat1 | awk '"'{print "'$1'"}'"')' >>
/7.sh
run echo 'ip=$(cat /etc/hosts | grep tomcat2 | awk '"'{print "'$1'"}'"')' >>
/7.sh
run echo "sed -i -e '33 i"'\u'"pstream backend {' -e '33 i"'\s'"erver ""'"'$ip'"'"":8080
weight=1;' -e '33 i"'\s'"erver ""'"'$ip1'"'"":8080 weight=1;}' -e '46 i"'\p'"roxy_pass http://backend;' /nginx/conf/nginx.conf" >> /7.sh
run echo "/nginx/sbin/nginx" >> /7.sh
cmd source /7.sh
![26)7}SK6[Z{H{ZM$PZAN@73.jpg wKiom1h-OY7yNK8YAAF4VZEcVE0315.jpg-wh_50]()
用docker build 生成nginx镜像
![(Y0EG}~5W1~[{]`7XBUB%EA.png wKiom1h-OZvDJKTqAAAZAZzJvS8974.png-wh_50]()
制作tomcat镜像
from docker.io/centos:centos6
add apache-tomcat-7.0.54 /apache-tomcat-7.0.54
add jdk1.7.0_65 /jdk1.7.0_65
add 123.sh /123.sh
add profile /profile
run mv /jdk1.7.0_65 /java
run mv /apache-tomcat-7.0.54 /tomcat7
add server.xml /tomcat7/conf/server.xml
add context.xml /tomcat7/conf/context.xml
run cp -rf /profile /etc/profile
run echo 'ip1=$(ifconfig | grep Bcast | awk '"'{print "'$2'"}'"' | awk -F : '"'{print
"'$2'"}')" >> /8.sh
run echo 'ip2=$(cat /etc/hosts | grep mysql | awk '"'{print "'$1'"}'"')' >> /8.sh
run echo "sed -i '118 "'i\a'"ddress="'"'"'"'$ip1'"'"'"'"'""
/tomcat7/conf/server.xml" >> /8.sh
run echo "sed -i '23 i"'\u'"rl="'"'jdbc:mysql://"'"'$ip2'"'":3306/javatest'"'"/>'
/tomcat7/conf/context.xml" >> /8.sh
add mysql-connector-java-5.1.22-bin.jar /tomcat7/lib/mysql-connector-java-5.1.22-bin.jar
add 456.sh /456.sh
cmd source /456.sh
![0Y3R1042WUGM7]NJETM2}5Q.jpg wKioL1h-OcnieC5dAAHGbrA5YUU278.jpg-wh_50]()
编写tomcat守护进程脚本
![%EM0NMH~T)0C%AX_OKA(3PG.png wKioL1h-OeHhAvRfAAAWPHqmKIk047.png-wh_50]()
![)OLLC}CXL@{F0GUVAI[O4P1.png wKiom1h-Oe-j3MroAAA7WIeyFuo319.png-wh_50]()
program="/tomcat7/bin/startup.sh"
progress="tomcat"
while true;
do
sleep 10
progremflag=`ps -ef |grep $progress|wc -l`
echo $progremflag
if [ $progremflag -le 10 ];then
$program >/dev/null 2>&1 &
fi
done
编写cmd启动时要执行的脚本
![_57MRA8HSQ{W0LBN~9}D7O5.png wKioL1h-OgPjKNK3AAAkG3cVox4293.png-wh_50]()
用docker build 生成tomcat镜像
![3J_H3HY(5[]I14}6ONYK)YQ.png wKiom1h-Ozezrp8DAABcBYmj6Bs397.png-wh_50]()
制作mysql镜像
from docker.io/centos:centos6
add cmake-2.8.12 /cmake-2.8.12
add mysql-5.5.38 /mysql-5.5.38
run yum -y install ncurses-devel gcc gcc-c++
run cd /cmake-2.8.12 && ./configure && gmake && gmake install
run cd /mysql-5.5.38 && cmake -DCMAKE_INSTALL_PREFIX=/mysql -DDEFAULT_CHARSET=utf8 -DDEFAULT_COLLATION=utf8_general_ci
-DWITH_EXTRA_CHARSETS=all -SYSCONFDIR=/etc && make && make install
run rm -rf /etc/my.cnf
run cp /mysql-5.5.38/support-files/my-medium.cnf /etc/my.cnf
run cp /mysql-5.5.38/support-files/mysql.server /mysqld
run chmod 777 /mysqld
run groupadd mysql
run useradd -M -s /sbin/nologin mysql -g mysql
run chown -R mysql:mysql /mysql
run /mysql/scripts/mysql_install_db --user=mysql --basedir=/mysql/ --datadir=/mysql/data/
run ./mysqld start && cd /mysql/bin && echo "grant all privileges on *.* to 'root'@'%.%.%.%'
identified by '123456';" | ./mysql -u root && echo "create database javatest;" | ./mysql -u root && echo "create table javatest.yw(id int);" | ./mysql -u root
cmd cd /mysql/bin && ./mysqld_safe
![6_2X}Y_U4RFG)XJ$`YD4T9Q.jpg wKiom1h-O2zyPPUbAAH-3BVBF1U305.jpg-wh_50]()
用docker build 生成mysql镜像
![GW%{D}{QQ)QAKN0HNNAB_{I.png wKiom1h-O4TARq1oAAAZK0dogZA600.png-wh_50]()
至此,镜像都已经做好。
下面开始启动容器
先启动mysql
![TZR3P$KG7B$EX~5KD)N)`8V.png wKioL1h-O7HzeJQZAAAq1aoQx7c627.png-wh_50]()
启动tomcat连接mysql
![HZ2C%HSN$XCQ8R@J4VH36MC.png wKiom1h-O8SCmkL7AABNtuQRTSU564.png-wh_50]()
再启动nginx连接两台tomcat
![UR@(DB[VQ6(C((TK@FC}FOB.jpg wKioL1h-O9HCLDHOAACgeEEsB7E797.jpg-wh_50]()
Docker ps 查看容器启动状态
![QPZ`~K%@GGHMO9WV8}69FRX.png wKiom1h-O-CBKn7AAABlXpUHSXM889.png-wh_50]()
开始测试
![4CL1[Z`V3PC[F(ZKXQQ]WV4.jpg wKiom1h-PIGxbKL1AAELbpq6syI380.jpg-wh_50]()
![7)C~)E$AZJ$%MZZ17UG7%PW.jpg wKiom1h-PAjTL2qmAAEQvOB9vOM770.jpg-wh_50]()
验证tomcat连接mysql
![PACO_B%$~983NU0D8N}WZNT.jpg wKioL1h-PGXgooUhAAGOXaEcANQ337.jpg-wh_50]()
![A_36TQCM`A)G9F~OJO$Q~Z5.png wKioL1h-PDDh8cj9AAAmWtVmroQ508.png-wh_50]()
谢谢观看,真心的希望能帮到您!