請務必查看上期博客基礎環境設置
參照內容截止至“#訪問Tomcat自定義頁面”
#默認已完成上述博客內容中的基礎環境
實驗內容
nginx反向代理
#追加一條新行
[root@C7-4 ~]# vim /etc/hosts
127.0.0.1 www.dushan.com
#更改原先頁面文件內容
[root@C7-4 ~]# echo '<h1>tomcat ROOT static index.html page from nginx !</h1>' > /usr/local/tomcat/webapps/ROOT/index.html
[root@C7-4: ~]# vim /usr/local/tomcat/webapps/ROOT/myindex.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>myapp of dushan</title>
</head>
<body>
<h1> test jsp in default ROOT dir ! </h1>
<%
out.println("hello jsp");
%>
</body>
</html>
#設置目錄屬主屬組
[root@C7-4 ~]# chown -R java:java /usr/local/tomcat
#安裝nginx
[root@C7-4: ~]# yum -y install nginx
#查看當前安裝後的nginx版本
[root@C7-4: ~]# rpm -qa nginx
nginx-1.16.1-1.el7.x86_64
#查閱nginx相關文件
[root@C7-4: ~]# rpm -ql nginx
/etc/logrotate.d/nginx
/etc/nginx/fastcgi.conf
……….
/var/lib/nginx
/var/lib/nginx/tmp
/var/log/nginx
#找到如下位置，添加該行：proxy_pass http://www.dushan.com:8080;
[root@C7-4: ~]# vim /etc/nginx/nginx.conf
# Load configuration files for the default server block.
include /etc/nginx/default.d/*.conf;
location / {
proxy_pass http://www.dushan.com:8080;
}
[root@C7-4: ~]# nginx -t
nginx: the configuration file /etc/nginx/nginx.conf syntax is ok
nginx: configuration file /etc/nginx/nginx.conf test is successful
#重啓nginx和tomcat服務
[root@C7-4: ~]# systemctl start nginx
[root@C7-4: ~]# su - java -c '/usr/local/tomcat/bin/startup.sh'
su: warning: cannot change directory to /home/java: No such file or directory
Using CATALINA_BASE: /usr/local/tomcat
Using CATALINA_HOME: /usr/local/tomcat
Using CATALINA_TMPDIR: /usr/local/tomcat/temp
Using JRE_HOME: /usr/java/default
Using CLASSPATH: /usr/local/tomcat/bin/bootstrap.jar:/usr/local/tomcat/bin/tomcat-juli.jar
Tomcat started.
#查看端口
[root@C7-4 ~]# ss -ntl
State Recv-Q Send-Q Local Address:Port Peer Address:Port
LISTEN 0 100 127.0.0.1:25 *:*
LISTEN 0 128 *:80 *:*
LISTEN 0 128 *:22 *:*
LISTEN 0 100 [::1]:25 [::]:*
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 [::]:*
#查看80端口爲nginx在監聽
[root@C7-4: ~]# lsof -i:80
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
nginx 3744 root 6u IPv4 29163 0t0 TCP *:http (LISTEN)
nginx 3744 root 7u IPv6 29164 0t0 TCP *:http (LISTEN)
nginx 3745 nginx 6u IPv4 29163 0t0 TCP *:http (LISTEN)
nginx 3745 nginx 7u IPv6 29164 0t0 TCP *:http (LISTEN)
nginx 3746 nginx 6u IPv4 29163 0t0 TCP *:http (LISTEN)
nginx 3746 nginx 7u IPv6 29164 0t0 TCP *:http (LISTEN)
#訪問頁面
[root@C7-4 ~]# curl www.dushan.com:8080/index.html
<h1>tomcat ROOT static index.html page from nginx !</h1>
[root@C7-4 ~]# curl www.dushan.com:8080/myindex.jsp
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>myapp of dushan</title>
</head>
<body>
<h1> test jsp in default ROOT dir ! </h1>
hello jsp
</body>
</html>
#複製一個會話框，一個用以監控日誌，另一個訪問主機頁面
#會話一
[root@C7-4 ~]# curl www.dushan.com/index.html
<h1>tomcat ROOT static index.html page from nginx !</h1>
[root@C7-4 ~]# curl www.dushan.com/myindex.jsp
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>myapp of dushan</title>
</head>
<body>
<h1> test jsp in default ROOT dir ! </h1>
hello jsp
</body>
</html>
#會話二
[root@C7-4 ~]# tail -f /var/log/nginx/access.log
127.0.0.1 - - [13/Feb/2020:13:35:12 +0800] "GET /index.html HTTP/1.1" 200 57 "-" "curl/7.29.0" "-"
127.0.0.1 - - [13/Feb/2020:13:35:34 +0800] "GET /myindex.jsp HTTP/1.1" 200 180 "-" "curl/7.29.0" "-"
基於nginx反向代理實現動靜分離
#找到如下位置，並修改
[root@C7-4 nginx]# vim /etc/nginx/nginx.conf
# Load configuration files for the default server block.
include /etc/nginx/default.d/*.conf;
location / { index index.html;
}
location ~* \.jsp$ {
proxy_pass http://www.dushan.com:8080;
}
[root@C7-4 nginx]# mv /usr/local/tomcat/webapps/ROOT/index.html /usr/share/nginx/html/
mv: overwrite ‘/usr/share/nginx/html/index.html’? Y
[root@C7-4 nginx]# nginx -t
nginx: the configuration file /etc/nginx/nginx.conf syntax is ok
nginx: configuration file /etc/nginx/nginx.conf test is successful
[root@C7-4 nginx]# systemctl restart nginx
#會話一
[root@C7-4 nginx]# curl www.dushan.com:8080/index.html
<!doctype html><html lang="en"><head><title>HTTP Status 404 – Not Found</title><style type="text/css">body {font-family:Tahoma,Arial,sans-serif;} h1, h2, h3, b …………………………………………省略………………………………………….. resource or is not willing to disclose that one exists.</p><hr class="line" /><h3>Apache Tomcat/8.5.50</h3></body></html>
[root@C7-4 nginx]# curl www.dushan.com:8080/myindex.jsp
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>myapp of dushan</title>
</head>
<body>
<h1> test jsp in default ROOT dir ! </h1>
hello jsp
</body>
</html>
[root@C7-4 nginx]# curl www.dushan.com/index.html
<h1>tomcat ROOT static index.html page from nginx !</h1>
[root@C7-4 nginx]# curl www.dushan.com/myindex.jsp
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>myapp of dushan</title>
</head>
<body>
<h1> test jsp in default ROOT dir ! </h1>
hello jsp
</body>
</html>
#會話二
[root@C7-4 nginx]# > /var/log/nginx/access.log
[root@C7-4 nginx]# tail -f /var/log/nginx/access.log
127.0.0.1 - - [13/Feb/2020:16:15:51 +0800] "GET /index.html HTTP/1.1" 200 57 "-" "curl/7.29.0" "-"
127.0.0.1 - - [13/Feb/2020:16:15:59 +0800] "GET /myindex.jsp HTTP/1.1" 200 180 "-" "curl/7.29.0" "-"
[root@C7-4 ~]# tail -f /usr/local/tomcat/logs/localhost_access_log.2020-02-13.txt
127.0.0.1 - - [13/Feb/2020:16:11:16 +0800] "GET /index.html HTTP/1.1" 404 719
127.0.0.1 - - [13/Feb/2020:16:12:32 +0800] "GET /index.jsp HTTP/1.1" 200 11215
127.0.0.1 - - [13/Feb/2020:16:12:52 +0800] "GET /myindex.jsp HTTP/1.1" 200 180
127.0.0.1 - - [13/Feb/2020:16:13:53 +0800] "GET /myindex.jsp HTTP/1.0" 200 180
127.0.0.1 - - [13/Feb/2020:16:15:33 +0800] "GET /index.html HTTP/1.1" 404 719
127.0.0.1 - - [13/Feb/2020:16:15:42 +0800] "GET /myindex.jsp HTTP/1.1" 200 180
127.0.0.1 - - [13/Feb/2020:16:15:59 +0800] "GET /myindex.jsp HTTP/1.0" 200 180
httpd反向代理tomcat
#卸載nginx
[root@C7-4 ~]# systemctl stop nginx
[root@C7-4 ~]# yum -y remove nginx
#安裝httpd
[root@C7-4 ~]# yum -y install httpd
[root@C7-4 ~]# httpd -M|grep proxy
AH00558: httpd: Could not reliably determine the server's fully qualified domain name, using fe80::20c:29ff:fe23:8226. Set the 'ServerName' directive globally to suppress this message
proxy_module (shared)
proxy_ajp_module (shared)
proxy_balancer_module (shared)
proxy_connect_module (shared)
proxy_express_module (shared)
proxy_fcgi_module (shared)
proxy_fdpass_module (shared)
proxy_ftp_module (shared)
proxy_http_module (shared)
proxy_scgi_module (shared)
proxy_wstunnel_module (shared)
#爲httpd添加一個虛擬主機
[root@C7-4 ~]# vim /etc/httpd/conf.d/tomcat.conf
<VirtualHost *:80>
ServerName www.dushan.com
ProxyRequests Off
ProxyVia On
ProxyPreserveHost On
ProxyPass / http://127.0.0.1:8080/
ProxyPassReverse / http://127.0.0.1:8080/
</VirtualHost>
[root@C7-4 ~]# echo 'tomcat static page by httpd !' > /usr/local/tomcat/webapps/ROOT/index.html
[root@C7-4 ~]# systemctl start httpd
[root@C7-4 love]# curl 127.0.0.1/index.html
tomcat static page by httpd !
[root@C7-4 love]# curl 127.0.0.1:8080/index.html
tomcat static page by httpd !
[root@C7-4 love]# curl www.dushan.com/index.html
tomcat static page by httpd !
[root@C7-4 love]# curl www.dushan.com:8080/index.html
tomcat static page by httpd !
[root@C7-4 love]# curl www.dushan.com/myindex.jsp
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>myapp of dushan</title>
</head>
<body>
<h1> test jsp in default ROOT dir ! </h1>
hello jsp
</body>
</html>
[root@C7-4 ~]# tail -f /var/log/httpd/access_log
127.0.0.1 - - [13/Feb/2020:16:46:57 +0800] "GET /index.html HTTP/1.1" 200 30 "-" "curl/7.29.0"
127.0.0.1 - - [13/Feb/2020:16:47:39 +0800] "GET / HTTP/1.1" 200 11195 "-" "curl/7.29.0"
127.0.0.1 - - [13/Feb/2020:16:47:44 +0800] "GET /index.html HTTP/1.1" 200 30 "-" "curl/7.29.0"
127.0.0.1 - - [13/Feb/2020:16:48:02 +0800] "GET /index.html HTTP/1.1" 200 30 "-" "curl/7.29.0"
127.0.0.1 - - [13/Feb/2020:16:48:48 +0800] "GET /myindex.jsp HTTP/1.1" 200 180 "-" "curl/7.29.0"
[root@C7-4 ~]# tail -f /usr/local/tomcat/logs/localhost_access_log.2020-02-13.txt
127.0.0.1 - - [13/Feb/2020:16:47:44 +0800] "GET /index.html HTTP/1.1" 200 30
127.0.0.1 - - [13/Feb/2020:16:47:47 +0800] "GET /index.html HTTP/1.1" 200 30
127.0.0.1 - - [13/Feb/2020:16:48:02 +0800] "GET /index.html HTTP/1.1" 200 30
127.0.0.1 - - [13/Feb/2020:16:48:11 +0800] "GET /index.html HTTP/1.1" 200 30
127.0.0.1 - - [13/Feb/2020:16:48:48 +0800] "GET /myindex.jsp HTTP/1.1" 200 180
在httpd中使用ajp協議反向代理tomcat
[root@C7-4 ~]# vim /etc/httpd/conf.d/tomcat.conf
<VirtualHost *:80>
ServerName www.dushan.com
ProxyRequests Off
ProxyVia On
ProxyPreserveHost On
ProxyPass / ajp://127.0.0.1:8009/
</VirtualHost>
[root@C7-4 ~]# systemctl restart httpd
[root@C7-4 love]# curl 127.0.0.1/index.html
tomcat static page by httpd !
[root@C7-4 love]# curl www.dushan.com/index.html
tomcat static page by httpd !
[root@C7-4 love]# curl www.dushan.com/myindex.jsp
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>myapp of dushan</title>
</head>
<body>
<h1> test jsp in default ROOT dir ! </h1>
hello jsp
</body>
</html>
[root@C7-4 ~]# tail -f /var/log/httpd/access_log
127.0.0.1 - - [13/Feb/2020:16:57:14 +0800] "GET /index.html HTTP/1.1" 200 30 "-" "curl/7.29.0"
127.0.0.1 - - [13/Feb/2020:16:57:28 +0800] "GET /index.html HTTP/1.1" 200 30 "-" "curl/7.29.0"
127.0.0.1 - - [13/Feb/2020:16:57:49 +0800] "GET /myindex.jsp HTTP/1.1" 200 180 "-" "curl/7.29.0"
[root@C7-4 ~]# tail -f /usr/local/tomcat/logs/localhost_access_log.2020-02-13.txt
127.0.0.1 - - [13/Feb/2020:16:57:14 +0800] "GET /index.html HTTP/1.1" 200 30
127.0.0.1 - - [13/Feb/2020:16:57:28 +0800] "GET /index.html HTTP/1.1" 200 30
127.0.0.1 - - [13/Feb/2020:16:57:49 +0800] "GET /myindex.jsp HTTP/1.1" 200 180