lampi

#!/bin/bash
p_name=lampi
p_author='Md Jahidul Hamid'
p_source='https://github.com/neurobin/lampi'
p_bugt="$p_source/issues"
p_version=0.2.0
ver_info="
Name        : $p_name
Version     : $p_version
Author      : $p_author
Source      : $p_source
Bug tracker : $p_bugt
"
help="
############################## lampi #####################################
################### LAMP stack installer for Ubuntu ######################
##########################################################################
# Usage:
#   lampi [-n, -dr, -i, -ri, -u, -s, -so, -rm, -rmd, -nfo, -nsr, -nip, -f -nu, -v, -h]
#
# Run simply lampi -i to install the LAMP stack
# with default configs
#
# Options:
#   -n | --name                 | server name (default localhost)
#   -dr | --doc-root            | arbitrary document root
#   -i | --install              | install LAMP
#   -ri | --reinstall           | reinstall LAMP
#   -u | --uninstall            | uninstall LAMP
#   -s | --ssl                  | enable SSL
#   -rm | --remove              | remove a site
#   -rmd | --remove-with-dir    | remove a site and it's directory
#   -f | --force                | force
#   -nu | --no-update           | do not run apt-get update
#   -so | --ssl-only            | configure for https site only 
#   -npa | --no-php-myadmin     | no php my admin
#   -nsr | --no-server-restart  | no server restart
#   -nfo | --no-info            | do not create info.php
#   -nip | --no-ip              | no ip, i.e use * instead of 127.0.0.1
#   -v | --version              | show version info
#   -h | --help                 | show help 
##########################################################################
"
dr=''
ssl=false
ssl_only=false
no_update=false
install=false
localhost=localhost
uninstall=false
reinstall=false
remove=
force=false
rmd=false
npa=false
nsr=false
nfo=false
nip=false
for op in "$@";do
    case "$op" in
        -v|--version)
            echo "$ver_info"
            shift
            exit 0
            ;;
        -h|--help)
            echo "$help"
            shift
            exit 0
            ;;
        -dr|--doc-root)
            shift
            if [[ "$1" != "" ]]; then
                dr="${1/%\//}"
                shift
            else
                echo "E: Arg missing for -dr option"
                exit 1
            fi
            ;;
        -s|--ssl)
            ssl=true
            shift
            ;;
        -so|--ssl-only)
            ssl=true
            ssl_only=true
            shift
            ;;
        -nu|--no-update)
            no_update=true
            shift
            ;;
        -npa|--no-php-myadmin)
            npa=true
            shift
            ;;
        -nsr|--no-server-restart)
            nsr=true
            shift
            ;;
        -nip|--no-ip)
            nip=true
            shift
            ;;
        -i|--install)
            install=true
            reinstall=false
            uninstall=false
            shift
            ;;
        -ri|--reinstall)
            install=true
            reinstall=true
            uninstall=false
            shift
            ;;
        -u|--uninstall)
            install=false
            reinstall=false
            uninstall=true
            shift
            ;;
        -f|--force)
            force=true
            shift
            ;;
        -nfo|--no-info)
            nfo=true
            shift
            ;;
        -rm|--remove)
            shift
            if [[ "$1" != "" ]]; then
                remove="$1"
                shift
            else
                echo "E: Arg missing for -rm option"
                exit 1
            fi
            ;;
        -rmd|--remove-with-dir)
            shift
            if [[ "$1" != "" ]]; then
                remove="$1"
                rmd=true
                shift
            else
                echo "E: Arg missing for -rm option"
                exit 1
            fi
            ;;
        -n|--name)
            shift
            if [[ "$1" != "" ]]; then
                localhost="$1"
                shift
            else
                echo "E: Arg missing for -n option"
                exit 1
            fi
            ;;
        -*)
            echo "E: Invalid option: $1"
            shift
            exit 1
            ;;
    esac
done

[ "$dr" = "" ] && dr='/var/www/html'

opts="
***** Passed options *****
DocumentRoot    : $dr
ServerName      : $localhost
SSL             : $ssl
SSL only        : $ssl_only
Install         : $install
Uninstall       : $uninstall
Reinstall       : $reinstall
NoUpdate        : $no_update
NoInfo          : $nfo
NoIP            : $nip
"
#echo "$opts"


#check for root
if [ $EUID -ne 0 ]; then
    printf "\n\tRoot privilege required\n"
    printf "\tSorry! Exiting\n\n"
    exit 1
fi
user=www-data
if [ ! -z "$SUDO_USER" ]; then
    user="$SUDO_USER"
fi
mkdir -p "$dr"
chown $user:$user "$dr"
chmod 755 "$dr"

#extract dist version
rel=(`lsb_release -r | grep -o '[0-9]\+'`)
rv=${rel[0]}

tphp='<?php phpinfo(); ?>'
endm="
****** Successfully reloaded apache2 ******
"

aconf=/etc/apache2/apache2.conf

if [ -n "$remove" ]; then
    a2dissite $remove
    remove_file=/etc/apache2/sites-available/"$remove"
    file=/etc/hosts
    pat="^\([[:blank:]]*127\.0\.0\.1.*\)[[:blank:]]$remove\b\(.*\)$"
    while grep -e "$pat" "$file" >/dev/null 2>&1;do
        sed -i.bak -e "s/$pat/\1\2/" "$file"
    done
    if [ -f "$remove_file.conf" ]; then
        rm_dir="$(sed -n -e 's/^[[:blank:]]*DocumentRoot[[:blank:]]*\([^#]*\).*/\1/p' "$remove_file.conf")"
        if $rmd && ! test -z "$rm_dir" && [ "." != "$rm_dir" ] && [ '..' != "$rm_dir" ]; then
            rm -r "$rm_dir"
        fi
    fi
    rm "$remove_file.conf" "$remove_file.conf.bak"
    if $ssl; then
        a2dissite $remove-ssl
        rm "$remove_file-ssl.conf" "$remove_file-ssl.conf.bak"
    fi
else
    if $install || $uninstall; then

        #update
        if ! $no_update && ! $uninstall;then apt-get update;fi

        #apache2
        list=(
        'apache2'
        )
        
        #php
        php='mcrypt'
        if (( $rv <= 15 ));then
            php="$php php5 libapache2-mod-php5 php5-mcrypt php5-cgi php5-cli php5-common php5-curl php5-gd"
        elif (( $rv >= 16 ));then
            php="$php php libapache2-mod-php php-mcrypt php-cgi php-cli php-common php-curl php-gd"
        fi
        
        list+=("$php")

        # mysql
        mysql='mysql-server mysql-client'
        if (( $rv <= 15 ));then
            mysql="$mysql php5-mysql"
        elif (( $rv >= 16 ));then
            mysql="$mysql php-mysql"
        fi
        list+=("$mysql")

        #phpmyadmin
        if ! $npa; then
            phpmd='phpmyadmin apache2-utils'
        else
            phpmd=''
        fi
        if (( $rv >= 16 ));then
            phpmd="$phpmd php-gettext php-mbstring"
        fi
        list+=("$phpmd")

        for app in "${list[@]}";do
            if ! $uninstall; then
                echo "###### Installing: $app #######"
                { if ! $reinstall; then apt-get -y install $app;else apt-get --force-yes -y install --reinstall $app;fi; } || 
                {
                echo "W: Failed to install: $app"
                [ "$app" = apache2 ] && exit 1
                }
             else
                echo "###### Removing: $app #######"
                apt-get  -y purge $app
             fi
             
        done
        if ! $npa; then 
            pdconf=/etc/phpmyadmin/apache.conf
            pdincl="Include $pdconf"
            if ! grep -s -e "$pdincl" "$aconf" >/dev/null 2>&1; then
                sed -i.bak "$ a $pdincl" "$aconf" &&
                printf "\n\t apache2 conf modified to include phpmyadmin\n" ||
                printf "\n\tE: failed to modify apache2 conf for phpmyadmin\n"
            else
                printf "\n\tphpmyadmin is already added in apache2 conf (skipped)\n"
            fi
        fi

        apt-get autoremove
        
        if ! $uninstall; then
            if (( $rv <= 15 )); then
                php5enmod mcrypt
            elif (( $rv >= 16 )); then
                phpenmod mcrypt
                phpenmod mbstring
            fi
        
        fi
            
    fi
 
    #if uninstall exit
    if $uninstall;then echo "Removed LAMP installation (custom sites are not removed)."; exit 0;fi

    #create info.php
    if ! $nfo; then
    	[ ! -f "$dr"/info.php ] && echo "$tphp" > "$dr"/info.php && printf "\n\tinfo.php created\n" || printf "\n\tinfo.php exists (skipped)\n"
		chown $user:$user "$dr"/info.php
		#chmod 640 "$dr"/info.php
    fi

    dire_opts="\n\t\tAllowOverride All\n\t\tOptions Indexes FollowSymLinks MultiViews\n\t\tRequire all granted\n\t"
    dire="\t<Directory $dr>$dire_opts</Directory>\n"

    #custom sites
    sites_av=/etc/apache2/sites-available
    ds="$(find "$sites_av" -name '*default.conf')"
    ds_ssl="$(find "$sites_av" -name '*default*ssl*.conf')"
    dsn="$sites_av/$localhost.conf"
    ds_ssln="$sites_av/$localhost-ssl.conf"

    if [ "$ds" = "$dsn" ]; then
        printf "$ds\m\t\tand\n$dsn\n\t\tcan not be same\nE: ServerName: $(basename "$ds") not allowed\n"
        exit 1
    elif [ "$ds_ssl" = "$ds_ssln" ]; then
        printf "$ds_ssl\m\t\tand\n$ds_ssln\n\t\tcan not be same\nE: ServerName: default not allowed\n"
        exit 1
    fi

    export localhost
    export dr
    export dire
    copy_default_config(){
        if ! $nip; then
            ip='127.0.0.1'
        else
            ip='*'
        fi
        sed  -e "s=^\([[:blank:]]*DocumentRoot\).*$=\1 $dr="\
                   -e "s=^\([[:blank:]]*ServerName\).*$=\1 $localhost="\
                   -e "s=^\([[:blank:]]*<[[:blank:]]*Directory[[:blank:]]*\)[^[:blank:]]\+\([[:blank:]]*>[[:blank:]]*\)$=\1$dr\2="\
                   -e "s=^\([[:blank:]]*<[[:blank:]]*VirtualHost[[:blank:]]*\)[^:]*\(:[^>]*>[[:blank:]]*\)$=\1 $ip\2="\
                   "$1" > "$2" &&
        printf "\n\tcopied $1 --> $2 with required modifications\n" ||
        printf "\n\tE: Failed to copy $1 --> $2\n"
    }

    if ! $ssl_only; then
        copy_default_config "$ds" "$dsn"
    fi
    #no else
    if $ssl; then
        copy_default_config "$ds_ssl" "$ds_ssln"
    fi

    insert_server_property(){
        if ! grep -s -e "^\([[:blank:]]*$1\).*$" "$2" >/dev/null 2>&1; then
            sed -i.bak -e "s=^[[:blank:]]*<[[:blank:]]*VirtualHost[[:blank:]]*.*>[[:blank:]]*$=&\n\tServerName $localhost=" "$2" &&
            printf "\n\tSuccessfully inserted $1 to $2\n" ||
            printf "\n\tE: Failed to insert $1 to $2\n"
        else
            printf "\n\t$1 exists in $2 (skipped)\n"
        fi
    }
    if ! $ssl_only; then
        insert_server_property ServerName "$dsn"
    fi
    if $ssl; then
        insert_server_property ServerName "$ds_ssln"
    fi

    insert_docroot_property(){
        if ! grep -s -e "^[[:blank:]]*<[[:blank:]]*Directory[[:blank:]]*[^[:blank:]]\+[[:blank:]]*>[[:blank:]]*$" "$1" >/dev/null 2>&1; then
            sed -i.bak -e "s=^\([[:blank:]]*\)DocumentRoot.*$=&\n$dire=" "$1" &&
            printf "\n\tSuccessfully inserted DocumentRoot in $1\n" ||
            printf "\n\tE: Failed to insert DocumentRoot in $1\n"
        else
            cat "${1-x}" > "${1-x}.bak" 2>&1 &&
            printf "\n\tBack up: ${1-x} succeded\n" ||
            printf "\n\tE: Back up: ${1-x} failed\n"
            echo "$(awk '
            BEGIN       {p=1}
            /^[[:blank:]]*<[[:blank:]]*Directory[[:blank:]]*[^[:blank:]]+[[:blank:]]*>[[:blank:]]*/   {print;print "'"$dire_opts"'";p=0}
            /[^#]*<\/Directory/     {p=1}
            p' "${1-x}")" > "${1-x}" &&
            printf "\n\tSuccessfully edited ${1-x}\n" ||
            printf "\n\tE: Failed to edit ${1-x}\n"
        fi
    }

    if ! $ssl_only; then
        insert_docroot_property "$dsn"
    fi
    if $ssl; then
        insert_docroot_property "$ds_ssln"
    fi
    
    #manage /etc/hosts
    pat='^[[:blank:]]*127\.0\.0\.1[[:blank:]]\+.*$'
    if grep "$pat" /etc/hosts >/dev/null 2>&1; then
        sed -i.bak -e "s/$pat/& $localhost/" /etc/hosts >/dev/null &&
        printf "\n\tAdded $localhost to /etc/hosts\n" ||
        printf "\n\tE: Failed to add $localhost to /etc/hosts\n"
    else
        sed -i.bak -e "1 a 127.0.0.1 $localhost" /etc/hosts >/dev/null &&
        printf "\n\tAdded $localhost to /etc/hosts\n" ||
        printf "\n\tE: Failed to add $localhost to /etc/hosts\n"
    fi

    #enable mods
    a2enmod rewrite &&
    printf "\n\tEnabled mod_rewrite\n" || 
    printf "\n\tE: Failed to enable mod_rewrite\n"
    if $ssl; then 
        a2enmod ssl &&
        printf "\n\tEnabled mod_ssl\n" ||
        printf "\n\tE: Failed to enable mod_ssl\n"
    fi

    #enable sites
    if ! $ssl_only; then
        a2ensite "$localhost" &&
        printf "\n\tEnabled $localhost\n" ||
        printf "\n\tE: Failed to enable $localhost\n"
    fi
    if $ssl; then 
        a2ensite "$localhost"-ssl &&
        printf "\n\tEnabled $localhost-ssl\n" ||
        printf "\n\tE: Failed to enable $localhost-ssl\n"
    fi

	if ! $nfo; then
		info=info.php
	else
		info=
	fi
    endm="$endm
    ******* Visit Site *******
        "
    if ! $ssl_only; then
        endm="${endm}http://$localhost/$info
        "
    fi
    if $ssl; then 
        endm="${endm}https://$localhost/$info
        "
    fi
fi

#restart the apache2 service
if ! $nsr; then
    {
    service apache2 restart ||
    systemctl restart apache2
    } &&
    echo "$endm" ||
    echo "\n\tE: Failed to restart apache2\n"
else
    echo "$endm after restarting the server."
fi