Remove hardcoded variants

src/freedombone

         exit 1
     fi
     if [ ! "$DEFAULT_DOMAIN_NAME" ]; then
-        if [[ $SYSTEM_TYPE != "$VARIANT_MESH" ]]; then
+        if [[ $SYSTEM_TYPE != "mesh"* ]]; then
             echo 'No default domain specified'
             show_help
             exit 2
         show_help
         exit 3
     fi
-    if [[ $SYSTEM_TYPE != "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE != "mesh"* ]]; then
         if [[ $ONION_ONLY == "no" ]]; then
             if [ ! $DDNS_USERNAME ]; then
                 echo $'Please provide the username for your dynamic DNS provider with the --ddnsuser option'
             fi
         fi
     fi
+
     if [ ! $SYSTEM_TYPE ]; then
-        SYSTEM_TYPE=$VARIANT_FULL
+        SYSTEM_TYPE=$'full'
     fi
-    if [[ $SYSTEM_TYPE != $VARIANT_WRITER && $SYSTEM_TYPE != $VARIANT_CLOUD && $SYSTEM_TYPE != $VARIANT_CHAT && $SYSTEM_TYPE != $VARIANT_MAILBOX && $SYSTEM_TYPE != $VARIANT_NONMAILBOX && $SYSTEM_TYPE != $VARIANT_SOCIAL && $SYSTEM_TYPE != $VARIANT_MEDIA && $SYSTEM_TYPE != $VARIANT_DEVELOPER && $SYSTEM_TYPE != $VARIANT_MESH && $SYSTEM_TYPE != $VARIANT_FULL ]]; then
+
+    if [[ $(is_valid_variant) == "0" ]]; then
         echo $"'$SYSTEM_TYPE' is an unrecognised ${PROJECT_NAME} variant."
-        exit 30
+        exit 367245
     fi
 }
 

src/freedombone-app-dlna

         echo "media_dir=V,$USB_MOUNT/Videos" >> /etc/minidlna.conf
     fi
     sed -i 's/#root_container=./root_container=B/g' /etc/minidlna.conf
-    if [[ $SYSTEM_TYPE != "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE != "mesh"* ]]; then
         sed -i 's/#network_interface=/network_interface=eth0/g' /etc/minidlna.conf
     else
         sed -i 's/#network_interface=/network_interface=$WIFI_INTERFACE/g' /etc/minidlna.conf

src/freedombone-app-irc

     fi
 
     DEFAULTDOMAIN=${DEFAULT_DOMAIN_NAME}
-    if [[ ${SYSTEM_TYPE} == "$VARIANT_MESH" ]]; then
-        DEFAULTDOMAIN="${DEFAULT_DOMAIN_NAME}.local"
-    fi
 
     # create a login password if needed
     if [ ! ${IRC_PASSWORD} ]; then
     if [ ${IRC_PASSWORD} ]; then
         sed -i "0,/RE/s/Password =.*/Password =$IRC_PASSWORD/" /etc/ngircd/ngircd.conf
     fi
-    # If we are on a mesh then DNS is not available
-    if [[ ${SYSTEM_TYPE} == "$VARIANT_MESH" ]]; then
-        sed -i "s/;DNS =.*/DNS = no/g" /etc/ngircd/ngircd.conf
-    fi
     # upgrade a cypher
     sed -i 's|SECURE128|SECURE256|g' /etc/ngircd/ngircd.conf
     mkdir /var/run/ircd

src/freedombone-app-mumble

 
     sed -i "s|welcometext=.*|welcometext=\"<br />Welcome to $DEFAULT_DOMAIN_NAME <b>mumble</b>.<br />Chat freely!<br />\"|g" /etc/mumble-server.ini
 
-    if [[ $MUMBLE_SERVER_PASSWORD && $SYSTEM_TYPE != "$VARIANT_MESH" ]]; then
+    if [[ $MUMBLE_SERVER_PASSWORD ]]; then
         sed -i "s|serverpassword=.*|serverpassword=$MUMBLE_SERVER_PASSWORD|g" /etc/mumble-server.ini
     fi
 
         echo '=============' >> /home/$MY_USERNAME/README
         echo $"Mumble onion domain:$MUMBLE_ONION_HOSTNAME" >> /home/$MY_USERNAME/README
         echo $'Mumble server username: mumble-server' >> /home/$MY_USERNAME/README
-        if [[ $SYSTEM_TYPE != "VARIANT_MESH" ]]; then
-            echo $"Mumble server password: $MUMBLE_SERVER_PASSWORD" >> /home/$MY_USERNAME/README
-        fi
+        echo $"Mumble server password: $MUMBLE_SERVER_PASSWORD" >> /home/$MY_USERNAME/README
         echo '' >> /home/$MY_USERNAME/README
         echo $'To connect to the Mumble server use your username and the server password shown above.' >> /home/$MY_USERNAME/README
         chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README

src/freedombone-app-searx

 
 function install_searx {
     # Note: currently socks5 outgoing proxies to other search engines does not work
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
-        return
-    fi
     if [ ! -d /etc/nginx ]; then
         echo $'Webserver is not installed'
         exit 62429

src/freedombone-app-tox

     fi
     make install
 
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         toxavahi
 
         # publish regularly

src/freedombone-base-email

 }
 
 function configure_firewall_for_email {
-    if [[ $SYSTEM_TYPE == "$VARIANT_WRITER" || $SYSTEM_TYPE == "$VARIANT_CLOUD" || $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_SOCIAL" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_DEVELOPER" || $SYSTEM_TYPE == "$VARIANT_MESH" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" ]]; then
-        return
-    fi
     if grep -Fxq "configure_firewall_for_email" $COMPLETION_FILE; then
         return
     fi
     # encrypts incoming mail using your GPG public key
     # so even if an attacker gains access to the data at rest they still need
     # to know your GPG key password to be able to read anything
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
 
     # encrypts outgoing mail using your GPG public key
     # so even if an attacker gains access to the data at rest they still need
     # to know your GPG key password to be able to read sent mail
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if grep -Fxq "encrypt_outgoing_email" $COMPLETION_FILE; then
 }
 
 function encrypt_all_email {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if [[ $GPG_ENCRYPT_STORED_EMAIL != "yes" ]]; then
 }
 
 function email_client {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if grep -Fxq "email_client" $COMPLETION_FILE; then
 }
 
 function email_archiving {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
 
 }
 
 function create_public_mailing_list {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if grep -Fxq "create_public_mailing_list" $COMPLETION_FILE; then
 }
 
 function create_private_mailing_list {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     # This installation doesn't work, results in ruby errors
 }
 
 function import_email {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     EMAIL_COMPLETE_MSG=$"
      25, 587, 465, 993 and 2222 to the ${PROJECT_NAME}
 "
     if grep -Fxq "import_email" $COMPLETION_FILE; then
-        if [[ $SYSTEM_TYPE == "$VARIANT_MAILBOX" ]]; then
+        if [[ $SYSTEM_TYPE == "mail"* ]]; then
             function_check backup_to_friends_servers
             backup_to_friends_servers
 
         fi
     fi
     echo 'import_email' >> $COMPLETION_FILE
-    if [[ $SYSTEM_TYPE == "$VARIANT_MAILBOX" ]]; then
+    if [[ $SYSTEM_TYPE == "mail"* ]]; then
         function_check backup_to_friends_servers
         backup_to_friends_servers
 
 }
 
 function install_email {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         return
     fi
     if grep -Fxq "install_email" $COMPLETION_FILE; then
 }
 
 function create_procmail {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if grep -Fxq "create_procmail" $COMPLETION_FILE; then
 }
 
 function spam_filtering {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if grep -Fxq "spam_filtering" $COMPLETION_FILE; then
 }
 
 function configure_imap {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if grep -Fxq "configure_imap" $COMPLETION_FILE; then
 }
 
 function configure_imap_client_certs {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if grep -Fxq "configure_imap_client_certs" $COMPLETION_FILE; then
 }
 
 function create_gpg_subkey {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if grep -Fxq "create_gpg_subkey" $COMPLETION_FILE; then
 }
 
 function configure_gpg {
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [ ! -d /etc/exim4 ]; then
         return
     fi
     if grep -Fxq "configure_gpg" $COMPLETION_FILE; then

src/freedombone-base-tripwire

 }
 
 function remove_tripwire {
-	if ! grep -Fxq "tripwire" $COMPLETION_FILE; then
-		return
-	fi
-	apt-get -y remove --purge tripwire
-	if [ -d /etc/tripwire ]; then
-		rm -rf /etc/tripwire
-	fi
-	rm /usr/bin/reset-tripwire
-	sed -i '/tripwire/d' $COMPLETION_FILE
+    if ! grep -Fxq "tripwire" $COMPLETION_FILE; then
+        return
+    fi
+    apt-get -y remove --purge tripwire
+    if [ -d /etc/tripwire ]; then
+        rm -rf /etc/tripwire
+    fi
+    rm /usr/bin/reset-tripwire
+    sed -i '/tripwire/d' $COMPLETION_FILE
 }
 
 function install_tripwire {
-	if grep -Fxq "install_tripwire" $COMPLETION_FILE; then
-		return
-	fi
-	if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
-		return
-	fi
-	apt-get -y install tripwire
-	apt-get -y autoremove
-	cd /etc/tripwire
-	cp site.key $DEFAULT_DOMAIN_NAME-site.key
-	echo '*** Installing intrusion detection ***'
-	echo '
+    if grep -Fxq "install_tripwire" $COMPLETION_FILE; then
+        return
+    fi
+    apt-get -y install tripwire
+    apt-get -y autoremove
+    cd /etc/tripwire
+    cp site.key $DEFAULT_DOMAIN_NAME-site.key
+    echo '*** Installing intrusion detection ***'
+    echo '
 
 ' | tripwire --init
 
-	# make a script for easy resetting of the tripwire
-	echo '#!/bin/sh' > /usr/bin/reset-tripwire
-	echo 'tripwire --update-policy --secure-mode low /etc/tripwire/twpol.txt' >> /usr/bin/reset-tripwire
-	chmod +x /usr/bin/reset-tripwire
+    # make a script for easy resetting of the tripwire
+    echo '#!/bin/sh' > /usr/bin/reset-tripwire
+    echo 'tripwire --update-policy --secure-mode low /etc/tripwire/twpol.txt' >> /usr/bin/reset-tripwire
+    chmod +x /usr/bin/reset-tripwire
 
-	sed -i 's/SYSLOGREPORTING.*/SYSLOGREPORTING =false/g' /etc/tripwire/twcfg.txt
-	# only send emails if something has changed
-	sed -i 's|MAILNOVIOLATIONS.*|MAILNOVIOLATIONS = false|g' /etc/tripwire/twcfg.txt
-	sed -i '/# These files change the behavior of the root account/,/}/ s/.*//g' /etc/tripwire/twpol.txt
-	sed -i 's|/etc/rc.boot.*||g' /etc/tripwire/twpol.txt
-	# Don't show any changes to /proc
-	sed -i 's|/proc.*||g' /etc/tripwire/twpol.txt
-	# Don't report log changes
-	sed -i 's|/var/log.*||g' /etc/tripwire/twpol.txt
-	# Ignore /etc/tripwire
-	if ! grep -q '!/etc/tripwire' /etc/tripwire/twpol.txt; then
-		sed -i '\|/etc\t\t->.*|a\    !/etc/tripwire ;' /etc/tripwire/twpol.txt
-	fi
-	# ignore tt-rss cache
-	if ! grep -q '!/etc/share/tt-rss/cache' /etc/tripwire/twpol.txt; then
-		sed -i '\|/etc\t\t->.*|a\    !/etc/share/tt-rss/cache ;' /etc/tripwire/twpol.txt
-	fi
-	if ! grep -q '!/etc/share/tt-rss/lock' /etc/tripwire/twpol.txt; then
-		sed -i '\|/etc\t\t->.*|a\    !/etc/share/tt-rss/lock ;' /etc/tripwire/twpol.txt
-	fi
-	# Avoid logging the changed database
-	sed -i 's|$(TWETC)/tw.pol.*||g' /etc/tripwire/twpol.txt
-	# recreate the configuration
-	echo '
+    sed -i 's/SYSLOGREPORTING.*/SYSLOGREPORTING =false/g' /etc/tripwire/twcfg.txt
+    # only send emails if something has changed
+    sed -i 's|MAILNOVIOLATIONS.*|MAILNOVIOLATIONS = false|g' /etc/tripwire/twcfg.txt
+    sed -i '/# These files change the behavior of the root account/,/}/ s/.*//g' /etc/tripwire/twpol.txt
+    sed -i 's|/etc/rc.boot.*||g' /etc/tripwire/twpol.txt
+    # Don't show any changes to /proc
+    sed -i 's|/proc.*||g' /etc/tripwire/twpol.txt
+    # Don't report log changes
+    sed -i 's|/var/log.*||g' /etc/tripwire/twpol.txt
+    # Ignore /etc/tripwire
+    if ! grep -q '!/etc/tripwire' /etc/tripwire/twpol.txt; then
+        sed -i '\|/etc\t\t->.*|a\    !/etc/tripwire ;' /etc/tripwire/twpol.txt
+    fi
+    # ignore tt-rss cache
+    if ! grep -q '!/etc/share/tt-rss/cache' /etc/tripwire/twpol.txt; then
+        sed -i '\|/etc\t\t->.*|a\    !/etc/share/tt-rss/cache ;' /etc/tripwire/twpol.txt
+    fi
+    if ! grep -q '!/etc/share/tt-rss/lock' /etc/tripwire/twpol.txt; then
+        sed -i '\|/etc\t\t->.*|a\    !/etc/share/tt-rss/lock ;' /etc/tripwire/twpol.txt
+    fi
+    # Avoid logging the changed database
+    sed -i 's|$(TWETC)/tw.pol.*||g' /etc/tripwire/twpol.txt
+    # recreate the configuration
+    echo '
 
-	   ' | twadmin --create-cfgfile -S /etc/tripwire/site.key /etc/tripwire/twcfg.txt
-	# reset
-	echo '
+       ' | twadmin --create-cfgfile -S /etc/tripwire/site.key /etc/tripwire/twcfg.txt
+    # reset
+    echo '
 
 
 
-	   ' | reset-tripwire
+       ' | reset-tripwire
 
-	echo 'install_tripwire' >> $COMPLETION_FILE
+    echo 'install_tripwire' >> $COMPLETION_FILE
 }
 
 # NOTE: deliberately no exit 0

src/freedombone-config

 # file containing new password
 IMAGE_PASSWORD_FILE=/root/login.txt
 
-# Different system variants which may be specified within
-# the SYSTEM_TYPE option
-VARIANT_FULL="full"
-VARIANT_WRITER="writer"
-VARIANT_CLOUD="cloud"
-VARIANT_CHAT="chat"
-VARIANT_MAILBOX="mailbox"
-VARIANT_NONMAILBOX="nonmailbox"
-VARIANT_SOCIAL="social"
-VARIANT_MEDIA="media"
-VARIANT_DEVELOPER="developer"
-VARIANT_MESH="mesh"
-VARIANT_MESH_USER="mesh-user"
-
 MY_USERNAME=
 DEFAULT_DOMAIN_NAME=
 DEFAULT_DOMAIN_CODE=
 }
 
 function choose_dynamic_dns {
-    if [[ $SYSTEM_TYPE != "$VARIANT_MESH" && $ONION_ONLY == "no" ]]; then
+    if [[ $SYSTEM_TYPE != "mesh"* && $ONION_ONLY == "no" ]]; then
 
         data=$(tempfile 2>/dev/null)
         trap "rm -f $data" 0 1 2 5 15
             MY_USERNAME=$(ls /home)
         else
             # select one from a number of users
-            if [[ $SYSTEM_TYPE == "$VARIANT_MESH" && $DEFAULT_DOMAIN_NAME && -d /home/$DEFAULT_DOMAIN_NAME ]]; then
-                MY_USERNAME=$DEFAULT_DOMAIN_NAME
-            else
-                select_user
-                if [ ! $SELECTED_USERNAME ]; then
-                    echo $'No username selected'
-                    exit 72589
-                fi
-                MY_USERNAME="$SELECTED_USERNAME"
+            select_user
+            if [ ! $SELECTED_USERNAME ]; then
+                echo $'No username selected'
+                exit 72589
             fi
+            MY_USERNAME="$SELECTED_USERNAME"
         fi
     fi
 

src/freedombone-utils-dns

 
 # other possible services to obtain the external IP address
 EXTERNAL_IP_SERVICES=( \
-	    'https://check.torproject.org/' \
-		'https://www.whatsmydns.net/whats-my-ip-address.html' \
-		'https://www.privateinternetaccess.com/pages/whats-my-ip/' \
-		'http://checkip.two-dns.de' \
-		'http://ip.dnsexit.com' \
-		'http://ifconfig.me/ip' \
-		'http://ipecho.net/plain' \
-		'http://checkip.dyndns.org/plain' \
-		'http://ipogre.com/linux.php' \
-		'http://whatismyipaddress.com/' \
-		'http://ip.my-proxy.com/' \
-		'http://websiteipaddress.com/WhatIsMyIp' \
-		'http://getmyipaddress.org/' \
-		'http://www.my-ip-address.net/' \
-		'http://myexternalip.com/raw' \
-		'http://www.canyouseeme.org/' \
-		'http://www.trackip.net/' \
-		'http://icanhazip.com/' \
-		'http://www.iplocation.net/' \
-		'http://www.howtofindmyipaddress.com/' \
-		'http://www.ipchicken.com/' \
-		'http://whatsmyip.net/' \
-		'http://www.ip-adress.com/' \
-		'http://checkmyip.com/' \
-		'http://www.tracemyip.org/' \
-		'http://checkmyip.net/' \
-		'http://www.lawrencegoetz.com/programs/ipinfo/' \
-		'http://www.findmyip.co/' \
-		'http://ip-lookup.net/' \
-		'http://www.dslreports.com/whois' \
-		'http://www.mon-ip.com/en/my-ip/' \
-		'http://www.myip.ru' \
-		'http://ipgoat.com/' \
-		'http://www.myipnumber.com/my-ip-address.asp' \
-		'http://www.whatsmyipaddress.net/' \
-		'http://formyip.com/' \
-		'http://www.displaymyip.com/' \
-		'http://www.bobborst.com/tools/whatsmyip/' \
-		'http://www.geoiptool.com/' \
-		'http://checkip.dyndns.com/' \
-		'http://myexternalip.com/' \
-		'http://www.ip-adress.eu/' \
-		'http://www.infosniper.net/' \
-		'http://wtfismyip.com/' \
-		'http://ipinfo.io/' \
-		'http://httpbin.org/ip')
+        'https://check.torproject.org/' \
+        'https://www.whatsmydns.net/whats-my-ip-address.html' \
+        'https://www.privateinternetaccess.com/pages/whats-my-ip/' \
+        'http://checkip.two-dns.de' \
+        'http://ip.dnsexit.com' \
+        'http://ifconfig.me/ip' \
+        'http://ipecho.net/plain' \
+        'http://checkip.dyndns.org/plain' \
+        'http://ipogre.com/linux.php' \
+        'http://whatismyipaddress.com/' \
+        'http://ip.my-proxy.com/' \
+        'http://websiteipaddress.com/WhatIsMyIp' \
+        'http://getmyipaddress.org/' \
+        'http://www.my-ip-address.net/' \
+        'http://myexternalip.com/raw' \
+        'http://www.canyouseeme.org/' \
+        'http://www.trackip.net/' \
+        'http://icanhazip.com/' \
+        'http://www.iplocation.net/' \
+        'http://www.howtofindmyipaddress.com/' \
+        'http://www.ipchicken.com/' \
+        'http://whatsmyip.net/' \
+        'http://www.ip-adress.com/' \
+        'http://checkmyip.com/' \
+        'http://www.tracemyip.org/' \
+        'http://checkmyip.net/' \
+        'http://www.lawrencegoetz.com/programs/ipinfo/' \
+        'http://www.findmyip.co/' \
+        'http://ip-lookup.net/' \
+        'http://www.dslreports.com/whois' \
+        'http://www.mon-ip.com/en/my-ip/' \
+        'http://www.myip.ru' \
+        'http://ipgoat.com/' \
+        'http://www.myipnumber.com/my-ip-address.asp' \
+        'http://www.whatsmyipaddress.net/' \
+        'http://formyip.com/' \
+        'http://www.displaymyip.com/' \
+        'http://www.bobborst.com/tools/whatsmyip/' \
+        'http://www.geoiptool.com/' \
+        'http://checkip.dyndns.com/' \
+        'http://myexternalip.com/' \
+        'http://www.ip-adress.eu/' \
+        'http://www.infosniper.net/' \
+        'http://wtfismyip.com/' \
+        'http://ipinfo.io/' \
+        'http://httpbin.org/ip')
 
 function create_freedns_updater {
-	if [[ $ONION_ONLY != "no" ]]; then
-		return
-	fi
-
-	# currently inadyn doesn't work as expected with freeDNS, so this is a workaround
-	if grep -Fxq "create_freedns_updater" $COMPLETION_FILE; then
-		return
-	fi
-	if [[ $DDNS_PROVIDER != "default@freedns.afraid.org" ]]; then
-		return
-	fi
-	if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
-		return
-	fi
-
-	FREEDNS_WGET='wget -q --read-timeout=0.0 --waitretry=5 --tries=4 https://freedns.afraid.org/dynamic/update.php?'
-
-	echo '#!/bin/bash' > /usr/bin/dynamicdns
-	echo 'cd /tmp' >> /usr/bin/dynamicdns
-	if [ $DEFAULT_DOMAIN_CODE ]; then
-		echo "# $DEFAULT_DOMAIN_NAME" >> /usr/bin/dynamicdns
-		echo "$FREEDNS_WGET$DEFAULT_DOMAIN_CODE=" >> /usr/bin/dynamicdns
-	fi
-	if [ $WIKI_CODE ]; then
-		if [[ $WIKI_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
-			echo "# $WIKI_DOMAIN_NAME" >> /usr/bin/dynamicdns
-			echo "$FREEDNS_WGET$WIKI_CODE=" >> /usr/bin/dynamicdns
-		fi
-	fi
-	if [ $FULLBLOG_CODE ]; then
-		if [[ $FULLBLOG_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
-			echo "# $FULLBLOG_DOMAIN_NAME" >> /usr/bin/dynamicdns
-			echo "$FREEDNS_WGET$FULLBLOG_CODE=" >> /usr/bin/dynamicdns
-		fi
-	fi
-	if [ $HUBZILLA_CODE ]; then
-		if [[ $HUBZILLA_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
-			echo "# $HUBZILLA_DOMAIN_NAME" >> /usr/bin/dynamicdns
-			echo "$FREEDNS_WGET$HUBZILLA_CODE=" >> /usr/bin/dynamicdns
-		fi
-	fi
-	if [ $MICROBLOG_CODE ]; then
-		if [[ $MICROBLOG_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
-			echo "# $MICROBLOG_DOMAIN_NAME" >> /usr/bin/dynamicdns
-			echo "$FREEDNS_WGET$MICROBLOG_CODE=" >> /usr/bin/dynamicdns
-		fi
-	fi
-	if [ $GIT_CODE ]; then
-		if [[ $GIT_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
-			echo "# $GIT_DOMAIN_NAME" >> /usr/bin/dynamicdns
-			echo "$FREEDNS_WGET$GIT_CODE=" >> /usr/bin/dynamicdns
-		fi
-	fi
-	if [ $MEDIAGOBLIN_CODE ]; then
-		if [[ $MEDIAGOBLIN_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
-			echo "# $MEDIAGOBLIN_DOMAIN_NAME" >> /usr/bin/dynamicdns
-			echo "$FREEDNS_WGET$MEDIAGOBLIN_CODE=" >> /usr/bin/dynamicdns
-		fi
-	fi
-	echo 'exit 0' >> /usr/bin/dynamicdns
-	chmod 600 /usr/bin/dynamicdns
-	chmod +x /usr/bin/dynamicdns
-
-	if ! grep -q "/usr/bin/dynamicdns" /etc/crontab; then
-		function_check cron_add_mins
-		cron_add_mins 3 '/usr/bin/dynamicdns'
-		systemctl restart cron
-	fi
-
-	echo 'create_freedns_updater' >> $COMPLETION_FILE
+    if [[ $ONION_ONLY != "no" ]]; then
+        return
+    fi
+
+    # currently inadyn doesn't work as expected with freeDNS, so this is a workaround
+    if grep -Fxq "create_freedns_updater" $COMPLETION_FILE; then
+        return
+    fi
+    if [[ $DDNS_PROVIDER != "default@freedns.afraid.org" ]]; then
+        return
+    fi
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
+        return
+    fi
+
+    FREEDNS_WGET='wget -q --read-timeout=0.0 --waitretry=5 --tries=4 https://freedns.afraid.org/dynamic/update.php?'
+
+    echo '#!/bin/bash' > /usr/bin/dynamicdns
+    echo 'cd /tmp' >> /usr/bin/dynamicdns
+    if [ $DEFAULT_DOMAIN_CODE ]; then
+        echo "# $DEFAULT_DOMAIN_NAME" >> /usr/bin/dynamicdns
+        echo "$FREEDNS_WGET$DEFAULT_DOMAIN_CODE=" >> /usr/bin/dynamicdns
+    fi
+    if [ $WIKI_CODE ]; then
+        if [[ $WIKI_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
+            echo "# $WIKI_DOMAIN_NAME" >> /usr/bin/dynamicdns
+            echo "$FREEDNS_WGET$WIKI_CODE=" >> /usr/bin/dynamicdns
+        fi
+    fi
+    if [ $FULLBLOG_CODE ]; then
+        if [[ $FULLBLOG_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
+            echo "# $FULLBLOG_DOMAIN_NAME" >> /usr/bin/dynamicdns
+            echo "$FREEDNS_WGET$FULLBLOG_CODE=" >> /usr/bin/dynamicdns
+        fi
+    fi
+    if [ $HUBZILLA_CODE ]; then
+        if [[ $HUBZILLA_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
+            echo "# $HUBZILLA_DOMAIN_NAME" >> /usr/bin/dynamicdns
+            echo "$FREEDNS_WGET$HUBZILLA_CODE=" >> /usr/bin/dynamicdns
+        fi
+    fi
+    if [ $MICROBLOG_CODE ]; then
+        if [[ $MICROBLOG_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
+            echo "# $MICROBLOG_DOMAIN_NAME" >> /usr/bin/dynamicdns
+            echo "$FREEDNS_WGET$MICROBLOG_CODE=" >> /usr/bin/dynamicdns
+        fi
+    fi
+    if [ $GIT_CODE ]; then
+        if [[ $GIT_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
+            echo "# $GIT_DOMAIN_NAME" >> /usr/bin/dynamicdns
+            echo "$FREEDNS_WGET$GIT_CODE=" >> /usr/bin/dynamicdns
+        fi
+    fi
+    if [ $MEDIAGOBLIN_CODE ]; then
+        if [[ $MEDIAGOBLIN_CODE != "$DEFAULT_DOMAIN_CODE" ]]; then
+            echo "# $MEDIAGOBLIN_DOMAIN_NAME" >> /usr/bin/dynamicdns
+            echo "$FREEDNS_WGET$MEDIAGOBLIN_CODE=" >> /usr/bin/dynamicdns
+        fi
+    fi
+    echo 'exit 0' >> /usr/bin/dynamicdns
+    chmod 600 /usr/bin/dynamicdns
+    chmod +x /usr/bin/dynamicdns
+
+    if ! grep -q "/usr/bin/dynamicdns" /etc/crontab; then
+        function_check cron_add_mins
+        cron_add_mins 3 '/usr/bin/dynamicdns'
+        systemctl restart cron
+    fi
+
+    echo 'create_freedns_updater' >> $COMPLETION_FILE
 }
 
 function add_ddns_domain {
-	if [ ! $1 ]; then
-		echo $'ddns domain not specified'
-		exit 5638
-	fi
-	CURRENT_DDNS_DOMAIN="$1"
-	if [[ $ONION_ONLY != "no" ]]; then
-		return
-	fi
-	if [ ! -f /etc/inadyn.conf ]; then
-		echo $'Unable to find inadyn configuration file /etc/inadyn.conf'
-		exit 5745
-	fi
-	if ! grep -q "$DDNS_PROVIDER" /etc/inadyn.conf; then
-		echo '' >> /etc/inadyn.conf
-		echo "system $DDNS_PROVIDER" >> /etc/inadyn.conf
-		echo '  ssl' >> /etc/inadyn.conf
-		echo "  checkip-url $GET_IP_ADDRESS_URL /" >> /etc/inadyn.conf
-		if [ $DDNS_USERNAME ]; then
-			echo "  username $DDNS_USERNAME" >> /etc/inadyn.conf
-		fi
-		if [ $DDNS_PASSWORD ]; then
-			echo "  password $DDNS_PASSWORD" >> /etc/inadyn.conf
-		fi
-	fi
-
-	if ! grep -q "$CURRENT_DDNS_DOMAIN" /etc/inadyn.conf; then
-		echo "  alias $CURRENT_DDNS_DOMAIN" >> /etc/inadyn.conf
-	fi
-	chmod 600 /etc/inadyn.conf
-	systemctl restart inadyn
-	systemctl daemon-reload
+    if [ ! $1 ]; then
+        echo $'ddns domain not specified'
+        exit 5638
+    fi
+    CURRENT_DDNS_DOMAIN="$1"
+    if [[ $ONION_ONLY != "no" ]]; then
+        return
+    fi
+    if [ ! -f /etc/inadyn.conf ]; then
+        echo $'Unable to find inadyn configuration file /etc/inadyn.conf'
+        exit 5745
+    fi
+    if ! grep -q "$DDNS_PROVIDER" /etc/inadyn.conf; then
+        echo '' >> /etc/inadyn.conf
+        echo "system $DDNS_PROVIDER" >> /etc/inadyn.conf
+        echo '  ssl' >> /etc/inadyn.conf
+        echo "  checkip-url $GET_IP_ADDRESS_URL /" >> /etc/inadyn.conf
+        if [ $DDNS_USERNAME ]; then
+            echo "  username $DDNS_USERNAME" >> /etc/inadyn.conf
+        fi
+        if [ $DDNS_PASSWORD ]; then
+            echo "  password $DDNS_PASSWORD" >> /etc/inadyn.conf
+        fi
+    fi
+
+    if ! grep -q "$CURRENT_DDNS_DOMAIN" /etc/inadyn.conf; then
+        echo "  alias $CURRENT_DDNS_DOMAIN" >> /etc/inadyn.conf
+    fi
+    chmod 600 /etc/inadyn.conf
+    systemctl restart inadyn
+    systemctl daemon-reload
 }
 
 function configure_dns {
-	if grep -Fxq "configure_dns" $COMPLETION_FILE; then
-		return
-	fi
-	echo 'domain localdomain' > /etc/resolv.conf
-	echo 'search localdomain' >> /etc/resolv.conf
-	echo "nameserver $NAMESERVER1" >> /etc/resolv.conf
-	echo "nameserver $NAMESERVER2" >> /etc/resolv.conf
-
-	# prevent resolv.conf from changing
-	chattr +i /etc/resolv.conf
-
-	echo 'configure_dns' >> $COMPLETION_FILE
+    if grep -Fxq "configure_dns" $COMPLETION_FILE; then
+        return
+    fi
+    echo 'domain localdomain' > /etc/resolv.conf
+    echo 'search localdomain' >> /etc/resolv.conf
+    echo "nameserver $NAMESERVER1" >> /etc/resolv.conf
+    echo "nameserver $NAMESERVER2" >> /etc/resolv.conf
+
+    # prevent resolv.conf from changing
+    chattr +i /etc/resolv.conf
+
+    echo 'configure_dns' >> $COMPLETION_FILE
 }
 
 function set_hostname {
-	DEFAULT_DOMAIN_NAME="$1"
+    DEFAULT_DOMAIN_NAME="$1"
 
-	echo "$DEFAULT_DOMAIN_NAME" > /etc/hostname
-	hostname $DEFAULT_DOMAIN_NAME
+    echo "$DEFAULT_DOMAIN_NAME" > /etc/hostname
+    hostname $DEFAULT_DOMAIN_NAME
 
-	if grep -q "127.0.1.1" /etc/hosts; then
-		sed -i "s/127.0.1.1.*/127.0.1.1       $DEFAULT_DOMAIN_NAME/g" /etc/hosts
-	else
-		echo "127.0.1.1  $DEFAULT_DOMAIN_NAME" >> /etc/hosts
-	fi
+    if grep -q "127.0.1.1" /etc/hosts; then
+        sed -i "s/127.0.1.1.*/127.0.1.1       $DEFAULT_DOMAIN_NAME/g" /etc/hosts
+    else
+        echo "127.0.1.1  $DEFAULT_DOMAIN_NAME" >> /etc/hosts
+    fi
 }
 
 function set_your_domain_name {
-	if grep -Fxq "set_your_domain_name" $COMPLETION_FILE; then
-		return
-	fi
+    if grep -Fxq "set_your_domain_name" $COMPLETION_FILE; then
+        return
+    fi
 
-	function_check set_hostname
-	set_hostname $DEFAULT_DOMAIN_NAME
+    function_check set_hostname
+    set_hostname $DEFAULT_DOMAIN_NAME
 
-	echo 'set_your_domain_name' >> $COMPLETION_FILE
+    echo 'set_your_domain_name' >> $COMPLETION_FILE
 }
 
 # NOTE: deliberately no exit 0

src/freedombone-utils-firewall

         return
     fi
     # Only allow ping for mesh installs
-    if [[ $SYSTEM_TYPE != "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE != "mesh"* ]]; then
         return
     fi
     iptables -A INPUT -p icmp --icmp-type echo-request -j ACCEPT
     if grep -Fxq "configure_internet_protocol" $COMPLETION_FILE; then
         return
     fi
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         return
     fi
     sed -i "s/#net.ipv4.tcp_syncookies=1/net.ipv4.tcp_syncookies=1/g" /etc/sysctl.conf

src/freedombone-utils-go

 }
 
 function upgrade_golang {
-    if [[ $SYSTEM_TYPE == "$VARIANT_WRITER" || $SYSTEM_TYPE == "$VARIANT_MAILBOX" || $SYSTEM_TYPE == "$VARIANT_CLOUD" || $SYSTEM_TYPE == "$VARIANT_SOCIAL" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
-        return
-    fi
-
     if grep -Fxq "upgrade_golang:$GO_VERSION" $COMPLETION_FILE; then
         return
     fi

src/freedombone-utils-help

     echo $'     --ns2              Second DNS nameserver'
     echo $'     --repo             Debian repository'
     echo ''
-    echo $'system types'
-    echo '------------'
-    echo $'This can either be blank if you wish to install the full system,'
-    echo $"or for more specialised variants you can specify '$VARIANT_MAILBOX', '$VARIANT_CLOUD',"
-    echo $"'$VARIANT_CHAT', '$VARIANT_SOCIAL', '$VARIANT_MEDIA', '$VARIANT_WRITER', '$VARIANT_DEVELOPER'"
-    echo $"or '$VARIANT_MESH'."
-    echo ''
-    echo $"If you wish to install everything except email then use the '$VARIANT_NONMAILBOX' variaint."
-    echo ''
     exit 0
 }
 

src/freedombone-utils-interactive

 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 function interactive_configuration_remote_backups {
-	if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
-		return
-	fi
-	if [ ! -f /usr/local/bin/${PROJECT_NAME}-remote ]; then
-		if [ ! -f /usr/bin/${PROJECT_NAME}-remote ]; then
-			echo $"The command ${PROJECT_NAME}-remote was not found"
-			exit 87354
-		fi
-	fi
-	${PROJECT_NAME}-remote -u $MY_USERNAME -l $FRIENDS_SERVERS_LIST -m $MINIMUM_PASSWORD_LENGTH -r yes
-	if [ ! "$?" = "0" ]; then
-		echo $'Command failed:'
-		echo ''
-		echo $"  ${PROJECT_NAME}-remote -u $MY_USERNAME -l $FRIENDS_SERVERS_LIST -m $MINIMUM_PASSWORD_LENGTH -r yes"
-		echo ''
-		exit 65892
-	fi
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
+        return
+    fi
+    if [ ! -f /usr/local/bin/${PROJECT_NAME}-remote ]; then
+        if [ ! -f /usr/bin/${PROJECT_NAME}-remote ]; then
+            echo $"The command ${PROJECT_NAME}-remote was not found"
+            exit 87354
+        fi
+    fi
+    ${PROJECT_NAME}-remote -u $MY_USERNAME -l $FRIENDS_SERVERS_LIST -m $MINIMUM_PASSWORD_LENGTH -r yes
+    if [ ! "$?" = "0" ]; then
+        echo $'Command failed:'
+        echo ''
+        echo $"  ${PROJECT_NAME}-remote -u $MY_USERNAME -l $FRIENDS_SERVERS_LIST -m $MINIMUM_PASSWORD_LENGTH -r yes"
+        echo ''
+        exit 65892
+    fi
 }
 
 function interactive_configuration {
-	if [ ! -f /usr/local/bin/${PROJECT_NAME}-config ]; then
-		if [ ! -f /usr/bin/${PROJECT_NAME}-config ]; then
-			echo $"The command ${PROJECT_NAME}-config was not found"
-			exit 63935
-		fi
-	fi
-	if [ -f /tmp/meshuserdevice ]; then
-		rm -f /tmp/meshuserdevice
-	fi
+    if [ ! -f /usr/local/bin/${PROJECT_NAME}-config ]; then
+        if [ ! -f /usr/bin/${PROJECT_NAME}-config ]; then
+            echo $"The command ${PROJECT_NAME}-config was not found"
+            exit 63935
+        fi
+    fi
+    if [ -f /tmp/meshuserdevice ]; then
+        rm -f /tmp/meshuserdevice
+    fi
 
-	if [[ $ONION_ONLY == "no" ]]; then
-		if [[ $MINIMAL_INSTALL == "no" ]]; then
-			${PROJECT_NAME}-config \
-						   -f $CONFIGURATION_FILE \
-						   -w $PROJECT_WEBSITE \
-						   -m $MINIMUM_PASSWORD_LENGTH
-		else
-			${PROJECT_NAME}-config \
-						   -f $CONFIGURATION_FILE \
-						   -w $PROJECT_WEBSITE \
-						   -m $MINIMUM_PASSWORD_LENGTH \
-						   --minimal "yes"
-		fi
-	else
-		${PROJECT_NAME}-config \
-					   -f $CONFIGURATION_FILE \
-					   -w $PROJECT_WEBSITE \
-					   -m $MINIMUM_PASSWORD_LENGTH \
-					   --onion "yes"
-	fi
-	if [ -f /tmp/meshuserdevice ]; then
-		# mesh network user device installation
-		rm -f /tmp/meshuserdevice
-		exit 0
-	fi
-	if [ ! "$?" = "0" ]; then
-		echo $'Command failed:'
-		echo ''
-		echo $"  ${PROJECT_NAME}-config -u $MY_USERNAME -f $CONFIGURATION_FILE -w $PROJECT_WEBSITE -b $PROJECT_BITMESSAGE -m $MINIMUM_PASSWORD_LENGTH --minimal [yes|no]"
-		echo ''
-		exit 73594
-	fi
+    if [[ $ONION_ONLY == "no" ]]; then
+        if [[ $MINIMAL_INSTALL == "no" ]]; then
+            ${PROJECT_NAME}-config \
+                           -f $CONFIGURATION_FILE \
+                           -w $PROJECT_WEBSITE \
+                           -m $MINIMUM_PASSWORD_LENGTH
+        else
+            ${PROJECT_NAME}-config \
+                           -f $CONFIGURATION_FILE \
+                           -w $PROJECT_WEBSITE \
+                           -m $MINIMUM_PASSWORD_LENGTH \
+                           --minimal "yes"
+        fi
+    else
+        ${PROJECT_NAME}-config \
+                       -f $CONFIGURATION_FILE \
+                       -w $PROJECT_WEBSITE \
+                       -m $MINIMUM_PASSWORD_LENGTH \
+                       --onion "yes"
+    fi
+    if [ -f /tmp/meshuserdevice ]; then
+        # mesh network user device installation
+        rm -f /tmp/meshuserdevice
+        exit 0
+    fi
+    if [ ! "$?" = "0" ]; then
+        echo $'Command failed:'
+        echo ''
+        echo $"  ${PROJECT_NAME}-config -u $MY_USERNAME -f $CONFIGURATION_FILE -w $PROJECT_WEBSITE -b $PROJECT_BITMESSAGE -m $MINIMUM_PASSWORD_LENGTH --minimal [yes|no]"
+        echo ''
+        exit 73594
+    fi
 
-	if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
-		FRIENDS_SERVERS_LIST=/home/$MY_USERNAME/backup.list
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
+        FRIENDS_SERVERS_LIST=/home/$MY_USERNAME/backup.list
 
-		dialog --title $"Encrypted backup to other servers" \
-			   --backtitle $"${PROJECT_NAME} Configuration" \
-			   --defaultno \
-			   --yesno $"\nDo you wish to configure some remote backup locations?" 7 60
-		sel=$?
-		case $sel in
-			0) interactive_configuration_remote_backups;;
-		esac
-	fi
+        dialog --title $"Encrypted backup to other servers" \
+               --backtitle $"${PROJECT_NAME} Configuration" \
+               --defaultno \
+               --yesno $"\nDo you wish to configure some remote backup locations?" 7 60
+        sel=$?
+        case $sel in
+            0) interactive_configuration_remote_backups;;
+        esac
+    fi
 }
 
 # NOTE: deliberately no exit 0

src/freedombone-utils-login

 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 function change_login_message {
-	if grep -Fxq "change_login_message" $COMPLETION_FILE; then
-		return
-	fi
-
-	# remove automatic motd creator if it exists
-	if [ -f /etc/init.d/motd ]; then
-		rm -f /etc/init.d/motd
-	fi
-
-	echo '' > /etc/motd
-	echo ".---.                  .              .                   " >> /etc/motd
-	echo "|                      |              |                   " >> /etc/motd
-	echo "|--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-. " >> /etc/motd
-	echo "|    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-' " >> /etc/motd
-	echo "'    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'" >> /etc/motd
-
-	if [[ $SYSTEM_TYPE == "$VARIANT_MAILBOX" ]]; then
-		echo $'               M A I L B O X   E D I T I O N' >> /etc/motd
-	fi
-
-	if [[ $SYSTEM_TYPE == "$VARIANT_SOCIAL" ]]; then
-		echo $'                 S O C I A L   E D I T I O N' >> /etc/motd
-	fi
-
-	if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" ]]; then
-		echo $'                  C H A T   E D I T I O N' >> /etc/motd
-	fi
-
-	if [[ $SYSTEM_TYPE == "$VARIANT_CLOUD" ]]; then
-		echo $'                  C L O U D   E D I T I O N' >> /etc/motd
-	fi
-
-	if [[ $SYSTEM_TYPE == "$VARIANT_WRITER" ]]; then
-		echo $'                 W R I T E R   E D I T I O N ' >> /etc/motd
-	fi
-
-	if [[ $SYSTEM_TYPE == "$VARIANT_MEDIA" ]]; then
-		echo $'                  M E D I A   E D I T I O N' >> /etc/motd
-	fi
-
-	if [[ $SYSTEM_TYPE == "$VARIANT_DEVELOPER" ]]; then
-		echo $'             D E V E L O P E R   E D I T I O N' >> /etc/motd
-	fi
-
-	echo '' >> /etc/motd
-	if [[ $SYSTEM_TYPE != "$VARIANT_MESH" ]]; then
-		echo $'                  Freedom in the Cloud' >> /etc/motd
-	else
-		echo $'                   Freedom in the Mesh' >> /etc/motd
-	fi
-	echo '' >> /etc/motd
-	echo 'change_login_message' >> $COMPLETION_FILE
+    if grep -Fxq "change_login_message" $COMPLETION_FILE; then
+        return
+    fi
+
+    # remove automatic motd creator if it exists
+    if [ -f /etc/init.d/motd ]; then
+        rm -f /etc/init.d/motd
+    fi
+
+    echo '' > /etc/motd
+    echo ".---.                  .              .                   " >> /etc/motd
+    echo "|                      |              |                   " >> /etc/motd
+    echo "|--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-. " >> /etc/motd
+    echo "|    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-' " >> /etc/motd
+    echo "'    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'" >> /etc/motd
+    echo $'                  Freedom in the Cloud' >> /etc/motd
+    echo '' >> /etc/motd
+    echo 'change_login_message' >> $COMPLETION_FILE
 }
 
 # NOTE: deliberately no exit 0

src/freedombone-utils-onion

 }
 
 function create_avahi_onion_domains {
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         return
     fi
     if [ ! -d /etc/avahi/services ]; then
 }
 
 function allow_ssh_to_onion_address {
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         return
     fi
     if [ ! -d /home/$MY_USERNAME/.ssh ]; then
 }
 
 function enable_ssh_via_onion {
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         return
     fi
     if grep -Fxq "enable_ssh_via_onion" $COMPLETION_FILE; then
     if grep -Fxq "configure_ssh_onion" $COMPLETION_FILE; then
         return
     fi
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         return
     fi
 
 }
 
 function install_tor {
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh*" ]]; then
         return
     fi
     if grep -Fxq "install_tor" $COMPLETION_FILE; then
 }
 
 function resolve_dns_via_tor {
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         return
     fi
     if grep -Fxq "resolve_dns_via_tor" $COMPLETION_FILE; then

src/freedombone-utils-selector

     done
 }
 
+function is_valid_variant {
+    sys_type="$1"
+    available_variants_list=()
+    available_system_variants
+
+    for variant_str in "${available_variants_list[@]}"
+    do
+        if [[ "$sys_type" == "$variant_str" ]]; then
+            return "1"
+        fi
+    done
+    return "0"
+}
+
 # mark a given app as having been removed so that it doesn't get reinstalled on updates
 function remove_app {
     app_name=$1

src/freedombone-utils-setup

     PROJECT_NAME='freedombone'
 fi
 
-# Different system variants which may be specified within
-# the SYSTEM_TYPE option
-VARIANT_FULL="full"
-VARIANT_WRITER="writer"
-VARIANT_CLOUD="cloud"
-VARIANT_CHAT="chat"
-VARIANT_MAILBOX="mailbox"
-VARIANT_NONMAILBOX="nonmailbox"
-VARIANT_SOCIAL="social"
-VARIANT_MEDIA="media"
-VARIANT_DEVELOPER="developer"
-VARIANT_MESH="mesh"
-
 DEFAULT_DOMAIN_NAME=
 DEFAULT_DOMAIN_CODE=
 MY_USERNAME=
-SYSTEM_TYPE=$VARIANT_FULL
+SYSTEM_TYPE="full"
 
 # An optional configuration file which overrides some of these variables
 CONFIGURATION_FILE="${PROJECT_NAME}.cfg"
             mkdir $USB_MOUNT
             mount $USB_DRIVE $USB_MOUNT
         fi
-        if ! [[ $SYSTEM_TYPE == "$VARIANT_WRITER" || $SYSTEM_TYPE == "$VARIANT_CLOUD" || $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_SOCIAL" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_DEVELOPER" || $SYSTEM_TYPE == "$VARIANT_MESH" || $SYSTEM_TYPE == "$VARIANT_NONMAILBOX" ]]; then
-            if [ -d $USB_MOUNT/Maildir ]; then
-                echo $'Maildir found on USB drive'
-                IMPORT_MAILDIR=$USB_MOUNT/Maildir
-            fi
-            if [ -d $USB_MOUNT/.gnupg ]; then
-                echo $'Importing GPG keyring'
-                cp -r $USB_MOUNT/.gnupg /home/$MY_USERNAME
-                chown -R $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.gnupg
-                GPG_KEYS_IMPORTED="yes"
-                if [ ! -f /home/$MY_USERNAME/.gnupg/secring.gpg ]; then
-                    echo $'GPG files did not copy'
-                    exit 73529
-                fi
+        if [ -d $USB_MOUNT/Maildir ]; then
+            echo $'Maildir found on USB drive'
+            IMPORT_MAILDIR=$USB_MOUNT/Maildir
+        fi
+        if [ -d $USB_MOUNT/.gnupg ]; then
+            echo $'Importing GPG keyring'
+            cp -r $USB_MOUNT/.gnupg /home/$MY_USERNAME
+            chown -R $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.gnupg
+            GPG_KEYS_IMPORTED="yes"
+            if [ ! -f /home/$MY_USERNAME/.gnupg/secring.gpg ]; then
+                echo $'GPG files did not copy'
+                exit 73529
             fi
+        fi
 
-            if [ -f $USB_MOUNT/.procmailrc ]; then
-                echo $'Importing procmail settings'
-                cp $USB_MOUNT/.procmailrc /home/$MY_USERNAME
-                chown -R $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.procmailrc
-            fi
+        if [ -f $USB_MOUNT/.procmailrc ]; then
+            echo $'Importing procmail settings'
+            cp $USB_MOUNT/.procmailrc /home/$MY_USERNAME
+            chown -R $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.procmailrc
+        fi
 
-            if [ -f $USB_MOUNT/private_key.gpg ]; then
-                echo $'GPG private key found on USB drive'
-                MY_GPG_PRIVATE_KEY=$USB_MOUNT/private_key.gpg
-            fi
-            if [ -f $USB_MOUNT/public_key.gpg ]; then
-                echo $'GPG public key found on USB drive'
-                MY_GPG_PUBLIC_KEY=$USB_MOUNT/public_key.gpg
-            fi
+        if [ -f $USB_MOUNT/private_key.gpg ]; then
+            echo $'GPG private key found on USB drive'
+            MY_GPG_PRIVATE_KEY=$USB_MOUNT/private_key.gpg
         fi
+        if [ -f $USB_MOUNT/public_key.gpg ]; then
+            echo $'GPG public key found on USB drive'
+            MY_GPG_PUBLIC_KEY=$USB_MOUNT/public_key.gpg
+        fi
+
         if [ -d $USB_MOUNT/prosody ]; then
             if [ ! -d $XMPP_DIRECTORY ]; then
                 mkdir $XMPP_DIRECTORY

src/freedombone-utils-time

 TLSDATE_COMMIT='505e31540eebde8074e7dc93b29be0d848def06a'
 
 function check_date {
-	curr_date=$(date)
-	if [[ $curr_date == *"1970"* ]]; then
-		apt-get -y install ntp
-	fi
+    curr_date=$(date)
+    if [[ $curr_date == *"1970"* ]]; then
+        apt-get -y install ntp
+    fi
 }
 
 function time_synchronisation {
-	# mesh peers typically don't sync over the internet
-	if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
-		return
-	fi
+    # mesh peers typically don't sync over the internet
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
+        return
+    fi
 
-	if [ -f /usr/local/bin/${PROJECT_NAME}-update-date ]; then
-		cp /usr/local/bin/${PROJECT_NAME}-update-date /usr/bin/updatedate
-	else
-		cp /usr/bin/${PROJECT_NAME}-update-date /usr/bin/updatedate
-	fi
-	chmod +x /usr/bin/updatedate
+    if [ -f /usr/local/bin/${PROJECT_NAME}-update-date ]; then
+        cp /usr/local/bin/${PROJECT_NAME}-update-date /usr/bin/updatedate
+    else
+        cp /usr/bin/${PROJECT_NAME}-update-date /usr/bin/updatedate
+    fi
+    chmod +x /usr/bin/updatedate
 
-	if grep -Fxq "time_synchronisation" $COMPLETION_FILE; then
-		return
-	fi
+    if grep -Fxq "time_synchronisation" $COMPLETION_FILE; then
+        return
+    fi
 
-	apt-get -y install tlsdate
-	apt-get -y remove ntpdate
+    apt-get -y install tlsdate
+    apt-get -y remove ntpdate
 
-	function_check cron_add_mins
-	cron_add_mins 15 '/usr/bin/updatedate'
+    function_check cron_add_mins
+    cron_add_mins 15 '/usr/bin/updatedate'
 
-	systemctl restart cron
+    systemctl restart cron
 
-	echo 'time_synchronisation' >> $COMPLETION_FILE
+    echo 'time_synchronisation' >> $COMPLETION_FILE
 }
 
 function time_synchronisation_tlsdate {
-	# mesh peers typically don't sync over the internet
-	if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
-		return
-	fi
-
-	if [ -f /usr/local/bin/${PROJECT_NAME}-update-date ]; then
-		cp /usr/local/bin/${PROJECT_NAME}-update-date /usr/bin/updatedate
-	else
-		cp /usr/bin/${PROJECT_NAME}-update-date /usr/bin/updatedate
-	fi
-	chmod +x /usr/bin/updatedate
-
-	if [ ! -d $INSTALL_DIR ]; then
-		mkdir -p $INSTALL_DIR
-	fi
-	set_repo_commit $INSTALL_DIR/tlsdate "tlsdate commit" "$TLSDATE_COMMIT" $TLSDATE_REPO
-
-	if grep -Fxq "time_synchronisation_tlsdate" $COMPLETION_FILE; then
-		return
-	fi
-
-	apt-get -y remove tlsdate ntpdate
-	apt-get -y install build-essential autoconf libevent-dev
-	apt-get -y install pkg-config libtool libssl-dev
-
-	cd $INSTALL_DIR
-	function_check git_clone
-	git_clone $TLSDATE_REPO $INSTALL_DIR/tlsdate
-	cd $INSTALL_DIR/tlsdate
-	git checkout $TLSDATE_COMMIT -b $TLSDATE_COMMIT
-	./autogen.sh
-	./configure
-	if [ ! "$?" = "0" ]; then
-		echo $'Unable to configure tlsdate'
-		exit 6825277
-	fi
-	make
-	if [ ! "$?" = "0" ]; then
-		echo $'Unable to build tlsdate'
-		exit 3792726
-	fi
-	make install
-
-	function_check cron_add_mins
-	cron_add_mins 15 '/usr/bin/updatedate'
-
-	echo 'time_synchronisation_tlsdate' >> $COMPLETION_FILE
+    # mesh peers typically don't sync over the internet
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
+        return
+    fi
+
+    if [ -f /usr/local/bin/${PROJECT_NAME}-update-date ]; then
+        cp /usr/local/bin/${PROJECT_NAME}-update-date /usr/bin/updatedate
+    else
+        cp /usr/bin/${PROJECT_NAME}-update-date /usr/bin/updatedate
+    fi
+    chmod +x /usr/bin/updatedate
+
+    if [ ! -d $INSTALL_DIR ]; then
+        mkdir -p $INSTALL_DIR
+    fi
+    set_repo_commit $INSTALL_DIR/tlsdate "tlsdate commit" "$TLSDATE_COMMIT" $TLSDATE_REPO
+
+    if grep -Fxq "time_synchronisation_tlsdate" $COMPLETION_FILE; then
+        return
+    fi
+
+    apt-get -y remove tlsdate ntpdate
+    apt-get -y install build-essential autoconf libevent-dev
+    apt-get -y install pkg-config libtool libssl-dev
+
+    cd $INSTALL_DIR
+    function_check git_clone
+    git_clone $TLSDATE_REPO $INSTALL_DIR/tlsdate
+    cd $INSTALL_DIR/tlsdate
+    git checkout $TLSDATE_COMMIT -b $TLSDATE_COMMIT
+    ./autogen.sh
+    ./configure
+    if [ ! "$?" = "0" ]; then
+        echo $'Unable to configure tlsdate'
+        exit 6825277
+    fi
+    make
+    if [ ! "$?" = "0" ]; then
+        echo $'Unable to build tlsdate'
+        exit 3792726
+    fi
+    make install
+
+    function_check cron_add_mins
+    cron_add_mins 15 '/usr/bin/updatedate'
+
+    echo 'time_synchronisation_tlsdate' >> $COMPLETION_FILE
 }
 
 # NOTE: deliberately no exit 0

src/freedombone-utils-web

 }
 
 function install_dynamicdns {
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         return
     fi
     if [[ $ONION_ONLY != "no" ]]; then
         mesh_web_server
         return
     fi
-    if [[ $SYSTEM_TYPE == "$VARIANT_CHAT" ]]; then
-        return
-    fi
 
     # update to the next commit
     function_check set_repo_commit

src/freedombone-utils-wifi

 ATHEROS_WIFI_REPO="https://github.com/qca/open-ath9k-htc-firmware.git"
 
 function setup_wifi {
-    if [[ $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
+    if [[ $SYSTEM_TYPE == "mesh"* ]]; then
         return
     fi
     if [ ! $WIFI_SSID ]; then