Install Asterisk and FreePBX easily by 1 script

To make a VoIP call center, Asterisk & FreePBX is a top choice. This article will show you how to install them just by 1 script. Below are steps & the script file (shell).

• Step 1: Install Linux CentOS
• Step 2: Create a script file, named as install_Asterisk_CentOS.sh enter content as following text.
• Step 3: Run chmod +x install_Asterisk_CentOS.sh  - set executable to script file
• Step 4: Run  install_Asterisk_CentOS.sh

install_Asterisk_CentOS.sh  file
----------------------------------------------------------
 #!/bin/bash

function pear_db_install(){
    echo -e "\e[32mStarting Install php-pear-DB\e[m"
    cd /usr/src
    if [ ! -e ./DB-1.7.13.tgz ]; then
        wget http://download.pear.php.net/package/DB-1.7.13.tgz
    fi
    pear install DB-1.7.13.tgz
}

function AMP_install() {
    echo -e "\e[32mStarting Install Apache+PHP+MySQL\e[m"
    yum -y install php-gd kernel-headers kernel-devel kernel-PAE kernel-PAE-devel httpd php php-mysql php-pear-DB doxygen mysql-server libtermcap-devel php-gd gcc gcc-c++ libxml2-devel php-pear php-posix sox make
    #Install LAMP (Apache, PHP and MySQL in Linux) using yum.
    echo -e "\e[32mAMP Install OK!\e[m"
    sed -i "s/post_max_size = 8M/post_max_size = 20M/" /etc/php.ini
    sed -i "s/upload_max_filesize = 2M/upload_max_filesize = 20M/" /etc/php.ini
    sed -i "s/short_open_tag = Off/short_open_tag = On/" /etc/php.ini
    sed -i "s/memory_limit = 16M /memory_limit = 128M /" /etc/php.ini
    service mysqld start
}


function asterisk_install() {
    echo -e "\e[32mStarting Install Asterisk\e[m"
    useradd -c "Asterisk PBX" -d /var/lib/asterisk asterisk
    #Define a user called asterisk.
    mkdir /var/run/asterisk /var/log/asterisk /var/spool/asterisk -p
    #Change the owner of this file to asterisk.
    sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config
    setenforce 0
    #shutdown selinux
    sed -i 's/^User apache/User asterisk/;s/^Group apache/Group asterisk/' /etc/httpd/conf/httpd.conf
    sed -i "s/AllowOverride None/AllowOverride All/" /etc/httpd/conf/httpd.conf
    service httpd restart
    #Change User apache and Group apache to User asterisk and Group asterisk.
    #Change the default AllowOverride All to AllowOverride None to prevent .htaccess permission problems.
    cd /usr/src
    if [ ! -e ./asterisk-$asteriskver.tar.gz ]; then
        wget http://downloads.asterisk.org/pub/telephony/asterisk/asterisk-$asteriskver.tar.gz
        if [ ! -e ./asterisk-$asteriskver.tar.gz ]; then
            wget http://downloads.asterisk.org/pub/telephony/asterisk/old-releases/asterisk-$asteriskver.tar.gz
        fi
    fi
    tar xf asterisk-$asteriskver.tar.gz
    if [ $? != 0 ]; then
        echo "fatal: dont have valid asterisk tar package"
        exit 1
    fi

    cd asterisk-$asteriskver
    ./configure '-disable-xmldoc'
    make
    make install
    make samples
    #This command will  install the default configuration files.
    #make progdocs
    #This command will create documentation using the doxygen software from comments placed within the source code by the developers.
    make config
    #This command will install the startup scripts and configure the system (through the use of the chkconfig command) to execute Asterisk automatically at startup.
    echo -e "\e[32mAsterisk Install OK!\e[m"
}

function libpri_install() {
    echo -e "\e[32mStarting Install LibPRI\e[m"
    cd /usr/src
    if [ ! -e ./libpri-$libpriver.tar.gz ]; then
        wget http://downloads.asterisk.org/pub/telephony/libpri/releases/libpri-$libpriver.tar.gz
    fi
    tar xf libpri-$libpriver.tar.gz
    if [ $? != 0 ]; then
        echo -e "fatal: dont have valid libpri tar package\n"
        exit 1
    fi

    cd libpri-$libpriver
    make
    make install
    echo -e "\e[32mLibPRI Install OK!\e[m"
}

function dahdi_install() {
    echo -e "\e[32mStarting Install DAHDI\e[m"
    cd /usr/src
    if [ ! -e ./dahdi-linux-complete-$dahdiver.tar.gz ]; then
        wget http://downloads.asterisk.org/pub/telephony/dahdi-linux-complete/dahdi-linux-complete-$dahdiver.tar.gz
        if [ ! -e ./dahdi-linux-complete-$dahdiver.tar.gz ]; then
            wget http://downloads.asterisk.org/pub/telephony/dahdi-linux-complete/releases/dahdi-linux-complete-$dahdiver.tar.gz
        fi
    fi
    tar xf dahdi-linux-complete-$dahdiver.tar.gz
    if [ $? != 0 ]; then
        echo -e "fatal: dont have valid dahdi tar package\n"
        exit 1
    fi

    cd dahdi-linux-complete-$dahdiver
    make
    if [ $? != 0 ]; then
        yum -y upgrade
        echo -e "\e[32mplease reboot your server and run this script again\e[m\n"
        exit 1
    fi

    make install
    make config
    /usr/sbin/dahdi_genconf
    service dahdi start
    echo -e "\e[32mDAHDI Install OK!\e[m"
}


function freepbx_install() {
    echo -e "\e[32mStarting Install FreePBX\e[m"
    cd /usr/src
    if [ ! -e ./freepbx-$freepbxver.tar.gz ]; then
        wget http://mirror.freepbx.org/freepbx-$freepbxver.tar.gz
    fi
    tar xf freepbx-$freepbxver.tar.gz
    if [ $? != 0 ]; then
        echo -e "fatal: dont have valid freepbx tar package\n"
        exit 1
    fi

    cd freepbx-$freepbxver
    . /tmp/.mysql_root_pw.$$

    #Set mysql initial password.
    mysqladmin create asterisk -uroot -p$mysql_root_pw
    if [ $? != 0 ]; then
        echo -e "fatal: failed to create asterisk database\n"
        exit 1
    fi

    mysqladmin create asteriskcdrdb -uroot -p$mysql_root_pw
    mysql asterisk < SQL/newinstall.sql -uroot -p$mysql_root_pw
    mysql asteriskcdrdb < SQL/cdr_mysql_table.sql -uroot -p$mysql_root_pw
mysql -uroot -p$mysql_root_pw <<EOF
GRANT ALL PRIVILEGES ON asteriskcdrdb.* TO asterisk@localhost IDENTIFIED BY 'amp109';
GRANT ALL PRIVILEGES ON asterisk.* TO asterisk@localhost IDENTIFIED BY 'amp109';
flush privileges;
EOF
    #Create databases and import tables.
    ./start_asterisk start
    echo -e "\e[32mYour IP Is `ifconfig|grep -oP \(\\\\d+?\\\\.\){3}\\\\d+|head -n1`,Password is $mysql_root_pw\nRemember This And press 'Enter' to start installation of FreePBX!\e[m"
    read pause
    ./install_amp --username=asterisk --password=amp109 --webroot=/var/www/html
    #chmod -R 777 /var/www/html;
    #Set permissions or HTTP error 403 forbidden.
    echo `wc -l /etc/asterisk/manager.conf` | awk '{system("head -n "$1-2" "$2">manager.tmp&&mv manager.tmp /etc/asterisk/manager.conf")}'
    #Delete last two lines of manager.conf or freepbx can't connect to the asterisk manager.
    sed -i 's/read = system,call,log,verbose,command,agent,user,config,command,dtmf,reporting,cdr,dialplan,originate/read = system,call,agent/' /etc/asterisk/manager.conf
    touch /etc/asterisk/sip_general_additional.conf
    touch sip_general_custom.conf
    touch /etc/asterisk/sip_general_custom.conf
    touch /etc/asterisk/sip_nat.conf
    touch /etc/asterisk/sip_registrations_custom.conf
    touch /etc/asterisk/sip_custom.conf
    touch /etc/asterisk/sip_custom_post.conf
    service asterisk restart
    sleep 1
    asterisk -rx 'module load chan_sip.so'
    asterisk -rx 'manager reload'
    #Load sip module then you can use sip command.
    asterisk -rx 'core set verbose 10'
    #Set level of verboseness.
    echo -e "\e[32mFreePBX Install OK!\e[m"
}

function lame_install(){
    echo -e "\e[32mStarting Install Lame for mp3 monitor\e[m"
    cd /usr/src
    if [ ! -e ./lame-$lamever.tar.gz ]; then
        wget http://sourceforge.net/projects/lame/files/lame/$lamever/lame-$lamever.tar.gz/download
    fi
    tar xf lame-$lamever.tar.gz
    if [ $? != 0 ]; then
        echo -e "\e[32mdont have valid lame tar package, you may lose the feature to check recordings on line\e[m\n"
        return 1
    fi

    cd lame-$lamever
    ./configure && make && make install
    if [ $? != 0 ]; then
        echo -e "\e[32mfailed to install lame, you may lose the feature to check recordings on line\e[m\n"
        return 1
    fi
    ln -s /usr/local/bin/lame /usr/bin/
    return 0;
}

function get_mysql_passwd(){
    service mysqld start
    while true;do
        echo -e "\e[32mplease enter your mysql root passwd\e[m";
        read mysql_passwd;
        # make sure it's not a empty passwd
        if [ "X${mysql_passwd}" != "X" ]; then
            mysqladmin -uroot -p$mysql_passwd password $mysql_passwd    # try empty passwd
            if [ $? == 0  ]; then
                break;
            fi

            mysqladmin password "$mysql_passwd"
            if [ $? == 0  ]; then
                break;
            fi

            echo -e "\e[32minvalid password,please try again\e[m"
        fi
    done
    echo mysql_root_pw=$mysql_passwd > /tmp/.mysql_root_pw.$$
}


function run() {

    asteriskver=1.6.2.20
    libpriver=1.4.12
    freepbxver=2.9.0
    dahdiver=2.6.2+2.6.2
    lamever=3.99

    AMP_install
    libpri_install
    dahdi_install
    asterisk_install
    pear_db_install
    get_mysql_passwd
    freepbx_install
    lame_install

    #Run all system after install.
    chkconfig dahdi on && chkconfig httpd on && chkconfig mysqld on && chkconfig asterisk on
    #Run all automatically at linux startup.
    service iptables stop && chkconfig iptables off
    #Stop the internal firewall now and forever.
    service asterisk restart
    chown asterisk.asterisk /var/lib/php -R
    /bin/rm -rf /tmp/.mysql_root_pw.$$
    # update index.html
cat > /var/www/html/index.html << EOF
<HTML>
<HEAD>
<head>
    <title>FreePBX</title>
    <meta http-equiv="Content-Type" content="text/html">
    <link href="mainstyle.css" rel="stylesheet" type="text/css">
</head>

<body>
<div id="page">

<div class="header">

    <a href="index.php"><img src="admin/images/freepbx.png"/></a>

</div>

<div class="message">
    Welcome
</div>

<div class="content">

<h4><a href="recordings/">Voicemail & Recordings (ARI)</a></h4>
<h4><a href="panel/">Flash Operator Panel (FOP)</a></h4>
<h4><a href="admin/">FreePBX Administration</a></h4>

<br><br><br><br><br><br>
</div>

    </div>

</body>
</html>
EOF

}

run