Linux系统:第十章:服务器环境搭建
将防火墙关闭并设置为开机不自动启动:
systemctl stop firewalld.service
systemctl disable firewalld.service
Linux系统中JDK的安装与配置
进入opt目录下 :cd /opt
在opt目录下上传jdk文件 :jdk-8u152-linux-x64.tar.gz
解压 :tar -zxvf jdk-8u152-linux-x64.tar.gz
进入etc目录下:cd /etc
备份:cp profile profile.bak
修改:vim profile
大写G,进入文件末尾,输入i进行修改模式,末尾添加以下配置:
[code]JAVA_HOME=/opt/jdk1.8.0_152 PATH=$JAVA_HOME/bin:$PATH export JAVA_HOME PATH
然后保存退出:按Esc+:wq
执行当前连接刚刚配置的脚本文件使配置文件生效:source /etc/profile 或者reboot重启
查看jdk版本:java -version
[code]java version "1.8.0_152" Java(TM) SE Runtime Environment (build 1.8.0_152-b16) Java HotSpot(TM) 64-Bit Server VM (build 25.152-b16, mixed mode)
查看:path路径:echo $PATH
[code]/opt/jdk1.8.0_152/bin:/opt/jdk1.8.0_152/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin
查看:JAVA_HOME路径:echo $JAVA_HOME
[code]/opt/jdk1.8.0_152
Tomcat安装与配置
进入opt目录:cd /opt
在opt目录下上传apache-tomcat-8.5.24.tar.gz
解压: tar -zxvf apache-tomcat-8.5.24.tar.gz
启动tomcat: /opt/apache-tomcat-8.5.24/bin/startup.sh
如果报错进入logs目录查看:cd /opt/apache-tomcat-8.5.24/logs
查看日志:less catalina.out
MySQL的安装与配置
进入opt目录:cd /opt
在opt目录下上传MySQL-server-5.5.52-1.el6.x86_64.rpm和MySQL-client-5.5.52-1.el6.x86_64.rpm
忽略依赖关系执行删除:rpm -e --nodeps mariadb-libs-1:5.5.56-2.el7.x86_64
安装服务端:rpm -ivh /opt/MySQL-server-5.5.52-1.el6.x86_64.rpm
安装客户端:rpm -ivh /opt/MySQL-client-5.5.52-1.el6.x86_64.rpm
查看版本:mysqladmin --version
mysqladmin Ver 8.42 Distrib 5.5.52, for Linux on x86_64
启动MySQL服务:systemctl start mysql.service
查看服务状态:systemctl status mysql.service
查看端口:netstat -anp|grep 3306
查看mysql运行的进程:ps -ef|grep mysql|grep -v grep
设置root用户和密码:mysqladmin -u root password
New password:
Confirm new password:
登录mysql:mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 3
Server version: 5.5.52 MySQL Community Server (GPL)
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql>
查看数据库:show databases;
使用test数据库:user test;
查看表:show tables;
退出:exit;
然后去windows的sqlYog连接,主机改为linux连接:192.168.134.100,用户名:root,密码:root
测试连接不上,linux中查看防火墙:systemctl status firewalld.service
[code]● firewalld.service - firewalld - dynamic firewall daemon Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled) Active: inactive (dead) Docs: man:firewalld(1) 8月 12 07:32:47 rich systemd[1]: Starting firewalld - dynamic firewall daemon... 8月 12 07:32:47 rich systemd[1]: Started firewalld - dynamic firewall daemon. 8月 12 07:32:47 rich firewalld[721]: WARNING: ICMP type 'beyond-scope' is not supported by the kernel for ipv6. 8月 12 07:32:47 rich firewalld[721]: WARNING: beyond-scope: INVALID_ICMPTYPE: No supported ICMP type., ignoring for run-time. 8月 12 07:32:47 rich firewalld[721]: WARNING: ICMP type 'failed-policy' is not supported by the kernel for ipv6. 8月 12 07:32:47 rich firewalld[721]: WARNING: failed-policy: INVALID_ICMPTYPE: No supported ICMP type., ignoring for run-time. 8月 12 07:32:47 rich firewalld[721]: WARNING: ICMP type 'reject-route' is not supported by the kernel for ipv6. 8月 12 07:32:47 rich firewalld[721]: WARNING: reject-route: INVALID_ICMPTYPE: No supported ICMP type., ignoring for run-time. 8月 12 09:30:57 rich systemd[1]: Stopping firewalld - dynamic firewall daemon... 8月 12 09:30:59 rich systemd[1]: Stopped firewalld - dynamic firewall daemon.
防火墙关了,没问题,应该是mysql授权问题
登录mysql:mysql -u root -p
查看数据库:show databases;
使用mysql数据库:user mysql;
查看表:show tables;
查看用户表:select host,user,password from user;
插入一条数据到用户表中(密码复制localhost的密码):insert into user(host,user,password) values('%','root','81F5E21E35407D884A6CD4A731AEBFB6AF209E1B');
为root授权: GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY'root' WITH GRANT OPTION;
[code]Query OK, 0 rows affected (0.00 sec)
退出mysql:mysql exit;
重启mysql服务:service mysql restart;或者systemctl restart mysql.service
[code]Shutting down MySQL... SUCCESS! Starting MySQL.. SUCCESS!
去windows的sqlYog连接,连接成功!
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