forked from switnet/quick-jibri-installer
				
			Add etherpad installer
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#!/bin/bash
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# Etherpad Installer for Jitsi Meet
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# SwITNet Ltd  © - 2020, https://switnet.net/
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#
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# GPLv3 or later.
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while getopts m: option
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do
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	case "${option}"
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	in
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		m) MODE=${OPTARG};;
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		\?) echo "Usage: sudo ./etherpad.sh [-m debug]" && exit;;
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	esac
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done
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#DEBUG
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if [ "$MODE" = "debug" ]; then
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set -x
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fi
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if ! [ $(id -u) = 0 ]; then
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   echo "You need to be root or have sudo privileges!"
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   exit 0
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fi
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clear
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echo '
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########################################################################
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                         Etherpad Docker addon
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########################################################################
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                    by Software, IT & Networks Ltd
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'
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check_apt_policy() {
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apt-cache policy 2>/dev/null| \
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grep http | \
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grep $1 | \
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awk '{print $3}' | \
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head -n 1 | \
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cut -d "/" -f2
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}
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install_ifnot() {
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if [ "$(dpkg-query -W -f='${Status}' $1 2>/dev/null | grep -c "ok installed")" == "1" ]; then
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	echo " $1 is installed, skipping..."
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    else
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    	echo -e "\n---- Installing $1 ----"
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		apt-get -yq2 install $1
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fi
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}
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DOMAIN=$(ls /etc/prosody/conf.d/ | grep -v localhost | awk -F'.cfg' '{print $1}' | awk '!NF || !seen[$0]++')
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MEET_CONF="/etc/jitsi/meet/$DOMAIN-config.js"
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WS_CONF="/etc/nginx/sites-enabled/$DOMAIN.conf"
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PSGVER="$(apt-cache madison postgresql | head -n1 | awk '{print $3}' | cut -d "+" -f1)"
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ETHERPAD_DB_USER="dockerpad"
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ETHERPAD_DB_NAME="etherpad"
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ETHERPAD_DB_PASS="$(tr -dc "a-zA-Z0-9#*=" < /dev/urandom | fold -w 10 | head -n1)"
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DOCKER_CE_REPO="$(check_apt_policy docker)"
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echo "Add Docker repo"
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if [ "$DOCKER_CE_REPO" = "stable" ]; then
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	echo "Docker repository already installed"
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else
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	echo "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" > /etc/apt/sources.list.d/docker-ce.list
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	wget -qO - https://download.docker.com/linux/ubuntu/gpg | apt-key add -
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	apt -q2 update
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fi
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read -p "Set your etherpad docker admin password: " -r ETHERPAD_ADMIN_PASS
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# Install required packages
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install_ifnot docker-ce
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install_ifnot postgresql-$PSGVER
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# Create DB
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sudo -u postgres psql <<DB
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CREATE DATABASE ${ETHERPAD_DB_NAME};
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CREATE USER ${ETHERPAD_DB_USER} WITH ENCRYPTED PASSWORD '${ETHERPAD_DB_PASS}';
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GRANT ALL PRIVILEGES ON DATABASE ${ETHERPAD_DB_NAME} TO ${ETHERPAD_DB_USER};
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DB
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echo "Done!
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"
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# Check fot docker if not running then execute
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if [ ! "$(docker ps -q -f name=etherpad)" ]; then
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    if [ "$(docker ps -aq -f status=exited -f name=etherpad)" ]; then
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        # cleanup
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        docker rm etherpad
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    fi
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    # run your container
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    docker run -d \
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	--name etherpad         \
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	-p 9001:9001            \
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	-e 'IP=127.0.0.1'            \
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	-e 'ADMIN_PASSWORD=$ETHERPAD_ADMIN_PASS' \
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	-e 'DB_TYPE=postgres'   \
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	-e 'DB_HOST=localhost'   \
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	-e 'DB_PORT=5432'       \
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	-e 'DB_NAME=$ETHERPAD_DB_NAME'   \
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	-e 'DB_USER=$ETHERPAD_DB_USER' \
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	-e 'DB_PASS=$ETHERPAD_DB_PASS' \
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	etherpad/etherpad
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fi
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# Tune webserver for Jitsi App control
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if [ $(grep -c "etherpad" $WS_CONF) != 0 ]; then
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    echo "Webserver seems configured, skipping..."
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elif [ -f $WS_CONF ]; then
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    echo "Configuring webserver file..."
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	sed -i "/Anything that didn't match above/i \ \ \ \ location \^\~\ \/etherpad\/ {" $WS_CONF
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	sed -i "/Anything that didn't match above/i \ \ \ \ \ \ \ \ proxy_pass http:\/\/localhost:9001\/;" $WS_CONF
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	sed -i "/Anything that didn't match above/i \ \ \ \ \ \ \ \ proxy_set_header X-Forwarded-For \$remote_addr;" $WS_CONF
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	sed -i "/Anything that didn't match above/i \ \ \ \ \ \ \ \ proxy_buffering off;" $WS_CONF
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    sed -i "/Anything that didn't match above/i \ \ \ \ \ \ \ \ proxy_set_header       Host \$host;" $WS_CONF
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	sed -i "/Anything that didn't match above/i \ \ \ \ }" $WS_CONF
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	sed -i "/Anything that didn't match above/i \\\n" $WS_CONF
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else
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	echo "No etherpad config done to server file, please report to:
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    -> https://github.com/switnet-ltd/quick-jibri-installer/issues"
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fi
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# Configure config.js
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if [ $(grep -c "etherpad_base" $WS_CONF) != 0 ]; then
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    echo "$MEET_CONF seems configured, skipping..."
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else
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    echo "Setting etherpad domain at $MEET_CONF..."
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    sed -i "/ domain: '$DOMAIN'/a\ \ \ \ \ \ \ \ etherpad_base: \'https://$DOMAIN/etherpad/p/\'," $MEET_CONF
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fi
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echo "Checking nginx configuration..."
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nginx -t 2>/dev/null
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if [ $? = 0 ]; then
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	echo "Docker configuration seems fine, enabling it..."
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	systemctl reload nginx
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else
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	echo "Please check your configuration, something may be wrong."
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	echo "Will not try to enable etherpad nginx configuration, please report to:
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    -> https://github.com/switnet-ltd/quick-jibri-installer/issues"
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fi
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