INSTALLATION

INSTALLATION FOR HTTPD SERVER IN CENTOS


> /* install httpd server*/
yum install httpd>
==============================================================================
sp;Package                Arch         Version                      Repository  Size
===================================================================================
Installing:
 httpd                  x86_64       2.4.6-88.el7.centos          base       2.7 M
 httpd-devel            x86_64       2.4.6-88.el7.centos          base       196 k
 httpd-manual           noarch       2.4.6-88.el7.centos          base       1.3 M
 httpd-tools            x86_64       2.4.6-88.el7.centos          base        90 k
Installing for dependencies:
 apr                    x86_64       1.4.8-3.el7_4.1              base       103 k
 apr-devel              x86_64       1.4.8-3.el7_4.1              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-devel       x86_64       2.1.26-23.el7                base       310 k
 expat-devel            x86_64       2.1.0-10.el7_3               base        57 k
 libdb-devel            x86_64       5.3.21-24.el7                base        38 k
 mailcap                noarch       2.1.41-2.el7                 base        31 k
 openldap-devel         x86_64       2.4.44-20.el7                base       804 k
===========================================================

$ vi /etc/httpd/conf/httpd.conf /* this is to httpd configuration file.
$ cd /var/www/html/                 /*index file for the html pages or css pages.
$ sudo vi index.html
$ service httpd restart                  /* service httpd starts.
Redirecting to /bin/systemctl restart httpd.service


Apache running status.


$ systemctl status httpd                           
                                                 ( or )
$ service httpd status

 Active: active (running) since Tue 2018-12-25 00:09:56 PST; 29min ago.
Main PID: 11821 (httpd)
 Status: "Total requests: 70; Current requests/sec: 0; Current traffic:   0 B/sec"
Dec 25 00:09:56 inddlvtwlmas01.weblogic.net systemd[1]: Starting The Apache HTTP...
Dec 25 00:09:56 inddlvtwlmas01.weblogic.net systemd[1]: Started The Apache HTTP ...

HTTPD INSTALLING EXAMPLE


$ yum install httpd*


Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
 * base: centos.excellmedia.net
 * extras: centos.excellmedia.net
 * updates: mirrors.nhanhoa.com
Resolving Dependencies
--> Running transaction check
---> Package httpd.x86_64 0:2.4.6-88.el7.centos will be installed
--> Processing Dependency: /etc/mime.types for package: httpd-2.4.6-88.el7.centos.x86_64
--> Processing Dependency: libaprutil-1.so.0()(64bit) for package: httpd-2.4.6-88.el7.centos.x86_64
--> Processing Dependency: libapr-1.so.0()(64bit) for package: httpd-2.4.6-88.el7.centos.x86_64
---> Package httpd-devel.x86_64 0:2.4.6-88.el7.centos will be installed
--> Processing Dependency: apr-util-devel for package: httpd-devel-2.4.6-88.el7.centos.x86_64
--> Processing Dependency: apr-devel for package: httpd-devel-2.4.6-88.el7.centos.x86_64
---> Package httpd-manual.noarch 0:2.4.6-88.el7.centos will be installed
---> Package httpd-tools.x86_64 0:2.4.6-88.el7.centos will be installed
--> Running transaction check
---> Package apr.x86_64 0:1.4.8-3.el7_4.1 will be installed
---> Package apr-devel.x86_64 0:1.4.8-3.el7_4.1 will be installed
---> Package apr-util.x86_64 0:1.5.2-6.el7 will be installed
---> Package apr-util-devel.x86_64 0:1.5.2-6.el7 will be installed
--> Processing Dependency: openldap-devel(x86-64) for package: apr-util-devel-1.5.2-6.el7.x86_64
--> Processing Dependency: libdb-devel(x86-64) for package: apr-util-devel-1.5.2-6.el7.x86_64
--> Processing Dependency: expat-devel(x86-64) for package: apr-util-devel-1.5.2-6.el7.x86_64
---> Package mailcap.noarch 0:2.1.41-2.el7 will be installed
--> Running transaction check
---> Package expat-devel.x86_64 0:2.1.0-10.el7_3 will be installed
---> Package libdb-devel.x86_64 0:5.3.21-24.el7 will be installed
---> Package openldap-devel.x86_64 0:2.4.44-20.el7 will be installed
--> Processing Dependency: cyrus-sasl-devel(x86-64) for package: openldap-devel-2.4.44-20.el7.x86_64
--> Running transaction check
---> Package cyrus-sasl-devel.x86_64 0:2.1.26-23.el7 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

===================================================================================
 Package                Arch         Version                      Repository  Size
===================================================================================
Installing:
 httpd                  x86_64       2.4.6-88.el7.centos          base       2.7 M
 httpd-devel            x86_64       2.4.6-88.el7.centos          base       196 k
 httpd-manual           noarch       2.4.6-88.el7.centos          base       1.3 M
 httpd-tools            x86_64       2.4.6-88.el7.centos          base        90 k
Installing for dependencies:
 apr                    x86_64       1.4.8-3.el7_4.1              base       103 k
 apr-devel              x86_64       1.4.8-3.el7_4.1              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-devel       x86_64       2.1.26-23.el7                base       310 k
 expat-devel            x86_64       2.1.0-10.el7_3               base        57 k
 libdb-devel            x86_64       5.3.21-24.el7                base        38 k
 mailcap                noarch       2.1.41-2.el7                 base        31 k
 openldap-devel         x86_64       2.4.44-20.el7                base       804 k

Transaction Summary
===================================================================================
Install  4 Packages (+9 Dependent packages)

Total download size: 6.0 M
Installed size: 22 M
Is this ok [y/d/N]: y
Downloading packages:
warning: /var/cache/yum/x86_64/7/base/packages/apr-1.4.8-3.el7_4.1.x86_64.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY
Public key for apr-1.4.8-3.el7_4.1.x86_64.rpm is not installed
(1/13): apr-1.4.8-3.el7_4.1.x86_64.rpm                      | 103 kB  00:00:00
(2/13): expat-devel-2.1.0-10.el7_3.x86_64.rpm               |  57 kB  00:00:00
(3/13): apr-devel-1.4.8-3.el7_4.1.x86_64.rpm                | 188 kB  00:00:00
(4/13): apr-util-devel-1.5.2-6.el7.x86_64.rpm               |  76 kB  00:00:00
(5/13): httpd-devel-2.4.6-88.el7.centos.x86_64.rpm          | 196 kB  00:00:00
(6/13): httpd-tools-2.4.6-88.el7.centos.x86_64.rpm          |  90 kB  00:00:00
(7/13): libdb-devel-5.3.21-24.el7.x86_64.rpm                |  38 kB  00:00:00
(8/13): apr-util-1.5.2-6.el7.x86_64.rpm                     |  92 kB  00:00:00
(9/13): mailcap-2.1.41-2.el7.noarch.rpm                     |  31 kB  00:00:00
(10/13): cyrus-sasl-devel-2.1.26-23.el7.x86_64.rpm          | 310 kB  00:00:01
(11/13): httpd-2.4.6-88.el7.centos.x86_64.rpm               | 2.7 MB  00:00:01
(12/13): httpd-manual-2.4.6-88.el7.centos.noarch.rpm        | 1.3 MB  00:00:00
(13/13): openldap-devel-2.4.44-20.el7.x86_64.rpm            | 804 kB  00:00:01
-----------------------------------------------------------------------------------
Total                                                 2.6 MB/s | 6.0 MB  00:02
Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
Importing GPG key 0xF4A80EB5:
 Userid     : "CentOS-7 Key (CentOS 7 Official Signing Key) <security@centos.org>"
 Fingerprint: 6341 ab27 53d7 8a78 a7c2 7bb1 24c6 a8a7 f4a8 0eb5
 Package    : centos-release-7-6.1810.2.el7.centos.x86_64 (@anaconda)
 From       : /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
Is this ok [y/N]: y
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installing : apr-1.4.8-3.el7_4.1.x86_64                                     1/13
  Installing : apr-util-1.5.2-6.el7.x86_64                                    2/13
  Installing : apr-devel-1.4.8-3.el7_4.1.x86_64                               3/13
  Installing : httpd-tools-2.4.6-88.el7.centos.x86_64                         4/13
  Installing : expat-devel-2.1.0-10.el7_3.x86_64                              5/13
  Installing : cyrus-sasl-devel-2.1.26-23.el7.x86_64                          6/13
  Installing : openldap-devel-2.4.44-20.el7.x86_64                            7/13
  Installing : libdb-devel-5.3.21-24.el7.x86_64                               8/13
  Installing : apr-util-devel-1.5.2-6.el7.x86_64                              9/13
  Installing : mailcap-2.1.41-2.el7.noarch                                   10/13
  Installing : httpd-2.4.6-88.el7.centos.x86_64                              11/13
  Installing : httpd-devel-2.4.6-88.el7.centos.x86_64                        12/13
  Installing : httpd-manual-2.4.6-88.el7.centos.noarch                       13/13
  Verifying  : httpd-devel-2.4.6-88.el7.centos.x86_64                         1/13
  Verifying  : httpd-manual-2.4.6-88.el7.centos.noarch                        2/13
  Verifying  : apr-devel-1.4.8-3.el7_4.1.x86_64                               3/13
  Verifying  : apr-util-devel-1.5.2-6.el7.x86_64                              4/13
  Verifying  : mailcap-2.1.41-2.el7.noarch                                    5/13
  Verifying  : apr-util-1.5.2-6.el7.x86_64                                    6/13
  Verifying  : libdb-devel-5.3.21-24.el7.x86_64                               7/13
  Verifying  : openldap-devel-2.4.44-20.el7.x86_64                            8/13
  Verifying  : httpd-tools-2.4.6-88.el7.centos.x86_64                         9/13
  Verifying  : httpd-2.4.6-88.el7.centos.x86_64                              10/13
  Verifying  : cyrus-sasl-devel-2.1.26-23.el7.x86_64                         11/13
  Verifying  : apr-1.4.8-3.el7_4.1.x86_64                                    12/13
  Verifying  : expat-devel-2.1.0-10.el7_3.x86_64                             13/13

Installed:
  httpd.x86_64 0:2.4.6-88.el7.centos
  httpd-devel.x86_64 0:2.4.6-88.el7.centos
  httpd-manual.noarch 0:2.4.6-88.el7.centos
  httpd-tools.x86_64 0:2.4.6-88.el7.centos

Dependency Installed:
  apr.x86_64 0:1.4.8-3.el7_4.1               apr-devel.x86_64 0:1.4.8-3.el7_4.1
  apr-util.x86_64 0:1.5.2-6.el7              apr-util-devel.x86_64 0:1.5.2-6.el7
  cyrus-sasl-devel.x86_64 0:2.1.26-23.el7    expat-devel.x86_64 0:2.1.0-10.el7_3
  libdb-devel.x86_64 0:5.3.21-24.el7         mailcap.noarch 0:2.1.41-2.el7
  openldap-devel.x86_64 0:2.4.44-20.el7

Complete!
httpd.conf  magic
[bala@inddlvtwlmas01 ~]$ vi /etc/httpd/conf/httpd.conf

you are able to modify web server in this file.This is the most important configuration file.

[bala@inddlvtwlmas01 ~]$ cd /var/www/html/

Location of the static content like web pages html. 

[bala@inddlvtwlmas01 html]$ vi index.html.

Main file for the website building or web pages integrated or indexed file.

[bala@inddlvtwlmas01 html]$ vi index.html

You can write this with vi editor only when root access is given you should enter this command other wise if you are the admin user then you can take sudo access

[bala@inddlvtwlmas01 html]$ sudo vi index.html
[sudo] password for bala:
[bala@inddlvtwlmas01 html]$ sudo vi index.html
[bala@inddlvtwlmas01 html]$ service httpd restart
httpd service is started

Apache configuration


Download
httpd-2.4.37.tar

Extract

httpd-2.4.37
$ tar xvzf httpd-2.4.37.tar

Download pcre

pcre2-10.21.tar.gz
Extract
pcre2-10.21.tar.gz
$tar xvzf pcre2-10.21.tar.gz
$cd pcre2-10.21
$ ./configure --prefix=/apps/apache/pcre2-10.21
$ make
$ make install

Go back to where your Apache installation is and compile Apache with PCRE:

$ cd /apps/apache/httpd-2.4.37
$ ./configure --with-pcre=/apps/apache/pcre2-10.21/bin/pcre2-config

output

Server Version: 2.4.37
    Install prefix: /usr/local/apache2
    C compiler:     gcc -std=gnu99
    CFLAGS:           -pthread
    CPPFLAGS:        -DLINUX -D_REENTRANT -D_GNU_SOURCE
    LDFLAGS:
    LIBS:
    C preprocessor: gcc -E

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