1.linux privilege commond
a.throught ll commond can get follow picture
d directory - file l link , after nine number is three numbers a group
a.first group is user(属主) privileges b. second group is group(属组) privileges c.third group is other privileges
r read privilege 4 w writer privilege 2 x expression executalbe 1
b.modify privilege
chmod u=rwx, g=rw, o=r a.txt
chmod 764 a.txt
2.install soft commond
a.install JDK
NOTE:soft commond with rpm is equal to windows soft assisantor
1) look up current linux system whether or not installed JDK
rpm -qa |grep java
2)uninstalling jdk soft from one look up
rpm -e --nodeps unstall_soft_name
3)upload JDK to linux through SSH soft
4)decompression JDK soft
tar –xvf jdk-7u71-linux-i586.tar.gz –C /usr/local
5)config JDK environment variable,open /etc/profile and add following content
| #set java environment JAVA_HOME=/usr/local/jdk1.7.0_71 CLASSPATH=.:$JAVA_HOME/lib.tools.jar PATH=$JAVA_HOME/bin:$PATH export JAVA_HOME CLASSPATH PATH |
6)reflush /etc/profile
source /etc/profile
b.installed MYSQL
1.look up centos with MYSQL
rpm -qa | grep mysql
2.unstall mysql
3.upload mysql to linux
4.decompression mysql
tar -xvf MySQL-5.6.22-1.el6.i686.rpm-bundle.tar -C /usr/local/mysql
5.installing mysql on /usr/local/mysql directory
install server-side：rpm -ivh MySQL-server-5.6.22-1.el6.i686.rpm
install client-side：rpm -ivh MySQL-client-5.6.22-1.el6.i686.rpm
6.startup mysql
service mysql start
7.link mysql services into system services and set start with boot
join system services:chkconfing --add mysql
auto start :chkconfig mysql on
8.login mysql
installed mysql will generate a random password in /root/.mysql_secret
mysql -u root -p
9.modify mysql password
set password=password('root')
10.started remote login
in default situation ,mysql isn't support to remote login,so you need set it. enabling remote login.
login mysql that you input follow command
grant all privileges on *.* to 'root' @'%' identified by 'root';
flush privileges;
11.open access ports 3306
/sbin/iptables -I INPUT -p tcp --dport 3306 -j ACCEPT
/etc/rc.d/init.d/iptables save ---(keep firewall all the time)
c.installed Tomcat
1.upload tomcat into linux
2.decompression tomcat into /usr/local
3.open ports 8080
/sbin/iptables -I INPUT -p tcp --dport 8080 -j ACCEPT
/etc/rc.d/init.d/iptables save
4.launch an close tomcat
in the bin directory: ./startup.sh
in the bin drecrory: ./shutdown.sh