Apache, PHP and MySQL is an open source web based software's and the world's most widely used it. This post will demonstrate how to install httpd server, PHP and MySQL database on a CentOS 7 server.
Apache HTTP server is most widely used for maintain web application for different operating systems including UNIX, Linux, MAC and Windows based.
PHP language is used to general purpose scripting language for especially web development, web blogs and etc.
MySQL is a most popular database for use in web applications, on the previous posts we described as follows.
MySQLAdmin Commands
MySQLcheck Commands
MySQL Backup and Restore
MySQL Query Reports
MySQL Storage Engine
Install Apache Web Server :
As possible to install httpd web server in two ways, one is manually configured Apache modules and another is using yum command,
# yum install httpd* -y
Dependencies Resolved
================================================================================================
Package Arch Version Repository Size
================================================================================================
Installing:
httpd x86_64 2.4.6-18.el7.centos updates 2.7 M
httpd-devel x86_64 2.4.6-18.el7.centos updates 181 k
httpd-manual noarch 2.4.6-18.el7.centos updates 1.3 M
httpd-tools x86_64 2.4.6-18.el7.centos updates 77 k
Installing for dependencies:
apr x86_64 1.4.8-3.el7 base 103 k
apr-devel x86_64 1.4.8-3.el7 base 188 k
apr-util x86_64 1.5.2-6.el7 base 92 k
apr-util-devel x86_64 1.5.2-6.el7 base 76 k
cyrus-sasl x86_64 2.1.26-17.el7 base 87 k
cyrus-sasl-devel x86_64 2.1.26-17.el7 base 309 k
expat-devel x86_64 2.1.0-8.el7 base 56 k
libdb-devel x86_64 5.3.21-17.el7_0.1 updates 38 k
mailcap noarch 2.1.41-2.el7 base 31 k
openldap-devel x86_64 2.4.39-3.el7 base 796 k
Transaction Summary
================================================================================================
Install 4 Packages (+10 Dependent packages)
Once installed this packages in your system check with whereis command,
# whereis httpd
httpd: /usr/sbin/httpd /usr/lib64/httpd /etc/httpd /usr/include/httpd /usr/share/httpd /usr/share/man/man8/httpd.8.gz
HTTPD configuration file located in /etc/httpd/httpd.conf
To checks your configuration file,
# apachectl configtest
Syntax OK
To configure httpd service to be automatically started at boot time just enabled it.
# systemctl enable httpd.service
To start your HTTPD Service now execuate below command,
# systemctl start httpd.service
Also same command to check httpd status, restart and stop the service.
# apachectl status | start | restart | stop
Do you want to check your httpd process status,
# ps aux|grep httpd
root 6702 2.2 0.9 209476 4804 ? Ss 11:56 0:00 /usr/sbin/httpd -DFOREGROUND
apache 6703 0.0 0.5 209476 2832 ? S 11:56 0:00 /usr/sbin/httpd -DFOREGROUND
apache 6704 0.0 0.5 209476 2832 ? S 11:56 0:00 /usr/sbin/httpd -DFOREGROUND
apache 6705 0.0 0.5 209476 2832 ? S 11:56 0:00 /usr/sbin/httpd -DFOREGROUND
apache 6706 0.0 0.5 209476 2832 ? S 11:56 0:00 /usr/sbin/httpd -DFOREGROUND
apache 6707 0.0 0.5 209476 2832 ? S 11:56 0:00 /usr/sbin/httpd -DFOREGROUND
root 6709 0.0 0.1 112640 960 pts/0 S+ 11:56 0:00 grep --color=auto httpd
To check which network port number is running on httpd service,
# netstat -alnp | grep httpd
Install PHP Scripting Language:
Install PHP in your system using YUM command,
# yum -y install php php-mysql php-gd php-ldap php-odbc php-pear php-xml php-xmlrpc php-mbstring php-snmp php-soap curl curl-devel
Check the PHP installed path,
# whereis php
Note :
If the html or php extension not working on browser just add the below line in httpd.conf file
# vim /etc/httpd/conf/httpd.conf
AddType text/html .shtml .html .php
LoadModule php5_module modules/libphp5.so
Do you want to check your PHP moudles configured with
# php -i
Install MySQL Database:
Install repo file for MySQL, download package using wget command,
# wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm
Install repository,
# rpm -ivh mysql-community-release-el7-5.noarch.rpm
Preparing... ######################## [100%]
Updating / installing...
1:mysql-community-release-el7-5 ######################### [100%]
To check whether the repository is installed to that specific location,
# ls -al /etc/yum.repos.d/ | grep mysql
-rw-r--r-- 1 root root 1209 Jan 29 2014 mysql-community.repo
-rw-r--r-- 1 root root 1060 Jan 29 2014 mysql-community-source.repo
Install MySQL database using YUM commnad,
# yum install mysql-server
# whereis mysql
# whereis mysql
mysql: /usr/bin/mysql /usr/lib64/mysql /usr/share/mysql /usr/share/man/man1/mysql.1.gz
To configure MySQL service to be automatically started at boot time just enabled it.
# systemctl enable mysqld.service
To Start, Stop, Restart and check the Status of MySQL server,
# systemctl start mysqld.service
# systemctl stop mysqld.service
# systemctl status mysqld.service
# systemctl restart mysqld.service
# systemctl stop mysqld.service
# systemctl status mysqld.service
# systemctl restart mysqld.service
Open the MysQL on terminal,
# mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.6.22 MySQL Community Server (GPL)
Copyright (c) 2000, 2014, 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> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
+--------------------+
3 rows in set (0.00 sec)
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