#!/bin/bash
echo "Welcome to dolphin's LynxChan install script!"
script_version="1.0.8"
new_version=$(curl "https://boxeddolphin.com/lynxchan/lynxchan_version_install_script" -s)
script_name=`basename "$0"`
distro_name=$(lsb_release -a | grep "Distributor ID:" > /tmp/distro_ver && sed -i "s/Distributor ID://g" /tmp/distro_ver && sed -i "s/No LSB modules are available.//g" /tmp/distro_ver && cat /tmp/distro_ver | tr -d " \t\n\r")
front_ends=$(curl "https://boxeddolphin.com/lynxchan/front-ends")
if [ "$script_version" != "$new_version" ]; then
echo "Downloading update..."
wget "https://boxeddolphin.com/install_lynxchan.sh" -O $script_name
bash $script_name
fi
echo "What is your domain name, e.g. dolphin.com?"
read domain
echo "Where do you want LynxChan to be stored? I recommend /opt/LynxChan."
read lynxchan_dir
echo "What is your chan called?"
read chan_name
echo "Front-ends:"$front_ends
echo "What is your chan's front-end?"
read front_end
echo "Enable tor? Answer 'yes' or 'no'"
read tor_enabled
function install_tor {
mkdir /var/lib/tor/imageboard/ -p
if [ "$distro_name" == "Debian" ]; then
sudo apt install -y tor
chown -R debian-tor:debian-tor /var/lib/tor/imageboard/
chmod -R 700 /var/lib/tor/imageboard/
fi
if [ "$distro_name" == "Ubuntu" ]; then
sudo apt install -y tor
chown -R debian-tor:debian-tor /var/lib/tor/imageboard/
chmod -R 700 /var/lib/tor/imageboard/
fi

echo "
HiddenServiceDir /var/lib/tor/imageboard/
HiddenServicePort 80 127.0.0.1:8081
" >> /etc/tor/torrc
sudo systemctl restart tor
}
function install_mongodb {
if [ "$distro_name" == "Debian" ]; then
echo "Installing required packages for MongoDB!"
sudo apt install -y gnupg wget nano
wget -qO - https://www.mongodb.org/static/pgp/server-4.2.asc | sudo apt-key add -
echo "deb http://repo.mongodb.org/apt/debian buster/mongodb-org/4.2 main" | sudo tee /etc/apt/sources.list.d/mongodb-org-4.2.list
sudo apt update
sudo apt full-upgrade -y
sudo apt install mongodb-org -y
fi
if [ "$distro_name" == "Ubuntu" ]; then
echo "Installing required packages for MongoDB, then I will install MongoDB for you!"
sudo apt install -y gnupg wget nano
wget -qO - https://www.mongodb.org/static/pgp/server-4.2.asc | sudo apt-key add -
echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.org/apt/ubuntu bionic/mongodb-org/4.2 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-4.2.list
sudo apt update
sudo apt full-upgrade -y
sudo apt install mongodb-org -y
sudo systemctl enable mongod && sudo systemctl start mongod
fi
}
function install_nodejs {
if [ "$distro_name" == "Debian" ]; then
echo "Installing NodeJS..."
curl -sL https://deb.nodesource.com/setup_13.x | bash -
apt-get install -y nodejs
apt-get install -y build-essential
fi
if [ "$distro_name" == "Ubuntu" ]; then
echo "Installing NodeJS..."
curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash -
sudo apt-get install -y nodejs
apt-get install -y build-essential
fi
}
function install_lynxchan {
if [ "$distro_name" == "Debian" ]; then
echo "Installing LynxChan..."
sudo apt install git gcc g++ file exiftool sendmail ffmpeg unzip python make cmake imagemagick libmagick++-dev -y
sudo git clone https://gitgud.io/LynxChan/LynxChan.git $lynxchan_dir
cd $lynxchan_dir
sudo useradd --create-home -d $lynxchan_dir --system --shell /sbin/nologin node
cd aux
sudo cp lynxchan.systemd /etc/systemd/system/lynxchan.service
sudo systemctl daemon-reload && sudo systemctl enable lynxchan.service && sudo systemctl start lynxchan.service
cd ../src/be
npm install
cp -r settings.example settings
if [ "$front_end" == "lynxchan" ]; then
git clone https://gitgud.io/LynxChan/PenumbraLynx.git ../fe
cd ../fe
git checkout master
find $lynxchan_dir/src/fe -type f -print0 | xargs -0 sed -i 's/Insert title here/'$chan_name'/g'
find $lynxchan_dir/src/fe -type f -print0 | xargs -0 sed -i 's/Insert footer here/'$chan_name'/g'
else
mkdir $lynxchan_dir/src/fe -p
wget https://boxeddolphin.com/lynxchan/frontends/$front_end.tar -O $lynxchan_dir/src/fe/$front_end.tar
cd $lynxchan_dir/src/fe
tar xvf $front_end.tar
rm $front_end.tar
find $lynxchan_dir/src/fe -type f -print0 | xargs -0 sed -i 's/DOLFINCHAN/'$chan_name'/g'
fi
sudo ln -s $lynxchan_dir/src/be/boot.js /usr/bin/lynxchan
echo "Almost done installing LynxChan."
echo "Copying config from the root server..."
mkdir $lynxchan_dir/src/be/settings
wget "https://boxeddolphin.com/lynxchan/lynxchan_general.json" -O $lynxchan_dir/src/be/settings/general.json
echo "
{
  \"address\": \"localhost\",
  \"port\": 27017,
  \"db\": \"lynxchan\"
}
" > $lynxchan_dir/src/be/settings/db.json
sudo chown -R node:node $lynxchan_dir
sudo systemctl start mongod
sudo systemctl enable mongod
sudo -u node lynxchan -ca -l root -p "123!" -gr 0 -nd
fi
}
function install_reverse_proxy {
echo "Installed LynxChan. Going to install apache2 for the reverse proxy"
sudo apt install -y apache2
sudo wget "https://boxeddolphin.com/default_lynxchan.conf" -O /etc/apache2/sites-available/lynxchan.conf
sudo a2enmod proxy
sudo a2enmod ssl
sudo a2enmod proxy_http
sudo a2enmod proxy_https
sudo a2enmod remoteip
sudo a2enmod rewrite
sudo a2ensite lynxchan.conf
echo "Getting SSL cert"
sudo apt install -y python3-certbot python-certbot-apache
sudo certbot --manual --preferred-challenges dns certonly -d $domain
sudo sed -i "s/mysite.com/$domain/g" /etc/apache2/sites-available/lynxchan.conf
a2dissite 000-default
sudo systemctl restart apache2.service
}

install_mongodb
install_nodejs
install_lynxchan
install_reverse_proxy
if [ "$tor_enabled" == "yes" ]; then
install_tor
sleep 15
tor_address=$(cat /var/lib/tor/imageboard/hostname)
else
tor_address="TOR NOT ENABLED!"
echo "No tor :("
fi
echo "Starting LynxChan. Default login is root/123!"
sudo chown -R node:node $lynxchan_dir
sudo systemctl start lynxchan

echo "Tor address: $tor_address"