excalibur: add installer for whiteboard feature.
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#!/bin/bash
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# Excalidraw Jitsi Backend Installer
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# SwITNet Ltd © - 2023, https://switnet.net/
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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 bash ./$0 [-m debug]" && exit;;
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esac
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done
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#DEBUG
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if [ "$MODE" = "debug" ]; then
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set -x
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fi
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if ! [ "$(id -u)" = 0 ]; then
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echo "You need to be root or have sudo privileges!"
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exit 0
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fi
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clear
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echo -e '\n
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########################################################################
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Excalidraw Jitsi Backend Installer
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########################################################################
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by Software, IT & Networks Ltd
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\n'
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DOMAIN="$(find /etc/prosody/conf.d/ -name \*.lua|awk -F'.cfg' '!/localhost/{print $1}'|xargs basename)"
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WS_CONF="/etc/nginx/sites-available/$DOMAIN.conf"
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PROSODY_FILE="/etc/prosody/conf.d/$DOMAIN.cfg.lua"
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MEET_CONF="/etc/jitsi/meet/$DOMAIN-config.js"
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WS_MATCH1='# ensure all static content can always be found first'
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PROS_MATCH1='"av_moderation";'
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PROS_MATCH2='breakout_rooms_muc = "breakout.'
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PROS_MATCH3='VirtualHost "recorder.'
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CONFIG_MATCH1='Settings for the GIPHY integration'
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EXCALIDRAW_HOME="/opt/excalidraw"
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EXCAL_MATCH1="prometheus.metrics(io"
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EXCAL_NEW_PORT="9091"
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EXCAL_PORT_FILE="src/index.ts"
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# Test for matches
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test_match() {
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if grep -q "$1" "$2" ; then
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echo "It is possible to setup "$(basename $2)", continuing..."
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else
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echo "It is not possible to setup "$(basename $2)", stopping here."
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echo "Please report this to https://forge.switnet.net/switnet/quick-jibri-installer"
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exit
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fi
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}
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# Make sure we can rely on the match strings.
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test_match "$WS_MATCH1" "$WS_CONF"
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test_match "$PROS_MATCH1" "$PROSODY_FILE"
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test_match "$PROS_MATCH2" "$PROSODY_FILE"
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test_match "$PROS_MATCH3" "$PROSODY_FILE"
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test_match "$PROS_MATCH3" "$PROSODY_FILE"
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test_match "$CONFIG_MATCH1" "$MEET_CONF"
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test_match "$EXCAL_MATCH1" "$EXCAL_PORT_FILE"
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adduser --home "$EXCALIDRAW_HOME" --disabled-password --gecos "" excalidraw
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git clone https://github.com/jitsi/excalidraw-backend "$EXCALIDRAW_HOME/backend"
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chown -R excalidraw:excalidraw "$EXCALIDRAW_HOME"
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cd "$EXCALIDRAW_HOME/backend"
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sudo -u excalidraw cp .env.development .env.production
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# Keep used replacement port to get some sort of standarization.
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if sed -n "/$EXCAL_MATCH1/,/});/p" "$EXCAL_PORT_FILE" |grep -q port: ; then
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echo "Update predefined port for metrics to $EXCAL_NEW_PORT"
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sed -i "/$EXCAL_MATCH1/,/});/s|port:.*,|port: $EXCAL_NEW_PORT,|" "$EXCAL_PORT_FILE"
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else
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echo "Define new port from default to $EXCAL_NEW_PORT"
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sed -i "/$EXCAL_MATCH1/a \ \ \ \ port: $EXCAL_NEW_PORT," "$EXCAL_PORT_FILE"
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fi
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sudo -u excalidraw npm install
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sudo -u excalidraw npm run build
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# Enable websocket on nginx
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sed -i "/$WS_MATCH1/i \\\n" "$WS_CONF"
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sed -i "/$WS_MATCH1/i \ \ \ \ location = /socket.io/ {" "$WS_CONF"
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sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_pass http://127.0.0.1:3002/socket.io/?\$args;" "$WS_CONF"
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sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_http_version 1.1;" "$WS_CONF"
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sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_set_header Upgrade \$http_upgrade;" "$WS_CONF"
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sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_set_header Connection \"upgrade\";" "$WS_CONF"
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sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_set_header Host \$http_host;" "$WS_CONF"
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sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ tcp_nodelay on;" "$WS_CONF"
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sed -i "/$WS_MATCH1/i \ \ \ \ }" "$WS_CONF"
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sed -i "/$WS_MATCH1/i \\\n" "$WS_CONF"
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if grep -rq room_metadata /etc/prosody/conf.d/ ;then
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echo "Prosody seems to be already configured."
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else
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echo "Setting up prosody for whiteboard..."
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# Modules enabled
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sed -i "/$PROS_MATCH1/a \ \ \ \ \ \ \ \ \"room_metadata\";" "$PROSODY_FILE"
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# Define internal component
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sed -i "/$PROS_MATCH2/a \ \ \ \ room_metadata_component = \"metadata.$DOMAIN\"" "$PROSODY_FILE"
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# Register component
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sed -i "/$PROS_MATCH3/i \\\n" "$PROSODY_FILE"
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sed -i "/$PROS_MATCH3/i Component \"metadata.$DOMAIN\" \"room_metadata_component\"" "$PROSODY_FILE"
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sed -i "/$PROS_MATCH3/i \ \ \ \ muc_component = \"conference.$DOMAIN\"" "$PROSODY_FILE"
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sed -i "/$PROS_MATCH3/i \ \ \ \ breakout_rooms_component = \"breakout.$DOMAIN\"" "$PROSODY_FILE"
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sed -i "/$PROS_MATCH3/i \\\n" "$PROSODY_FILE"
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fi
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echo "Checking for "$(basename $MEET_CONF)" setup."
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if [ -z "$(sed -n '/whiteboard: {/,/},/p' $MEET_CONF)" ]; then
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echo "No present configuration on current config.js file"
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sed -i "/$CONFIG_MATCH1/i \\\n" "$MEET_CONF"
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sed -i "/$CONFIG_MATCH1/i \ \ \ \ whiteboard: {" "$MEET_CONF"
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sed -i "/$CONFIG_MATCH1/i \ \ \ \ \ \ \ \ enabled: true," "$MEET_CONF"
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sed -i "/$CONFIG_MATCH1/i \ \ \ \ \ \ \ \ collabServerBaseUrl: 'https://$DOMAIN'" "$MEET_CONF"
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sed -i "/$CONFIG_MATCH1/i \ \ \ \ }," "$MEET_CONF"
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sed -i "/$CONFIG_MATCH1/i \\\n" "$MEET_CONF"
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else
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echo "Enabling configuration on current config.js file"
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sed -i "/whiteboard: {/,/},/s|// ||" "$MEET_CONF"
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sed -i "/collabServerBaseUrl:/s|'https://.*'|'https://$DOMAIN'|" "$MEET_CONF"
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fi
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if sed -n '/toolbarButtons: \[/,/\],/p' "$MEET_CONF" | \
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grep -v '//'| grep -q whiteboard ; then
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echo "Whiteboard toolbar already enabled."
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elif sed -n '/toolbarButtons: \[/,/\],/p' "$MEET_CONF" | \
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grep -v '//'|grep -q toolbarButtons: ; then
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echo "Enabling whiteboard toolbar."
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sed -i "/toolbarButtons:/a \ \ \ \ \ \ \ 'whiteboard'," "$MEET_CONF"
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else
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echo "ToolbarButtons not customized, whiteboard should be enabled by default,"
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echo "otherwise, please report to: https://forge.switnet.net/switnet/quick-jibri-installer/issues"
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fi
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# Systemd service
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cat << EOF > /etc/systemd/system/excalidraw.service
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[Unit]
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Description=Excalidraw backend
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After=network-online.target
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[Service]
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User=excalidraw
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Group=excalidraw
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WorkingDirectory=$EXCALIDRAW_HOME/backend
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ExecStart=npm start
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Restart=always
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RestartSec=5s
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[Install]
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WantedBy=multi-user.target
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EOF
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systemctl enable excalidraw.service
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systemctl start excalidraw.service
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echo -e "\nExcalidraw installation/setup complete!\n"
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