diff --git a/excalidraw_backend.sh b/excalidraw_backend.sh new file mode 100644 index 0000000..63b0373 --- /dev/null +++ b/excalidraw_backend.sh @@ -0,0 +1,161 @@ +#!/bin/bash +# Excalidraw Jitsi Backend Installer +# SwITNet Ltd © - 2023, https://switnet.net/ +# GPLv3 or later. + +while getopts m: option +do + case "${option}" + in + m) MODE=${OPTARG};; + \?) echo "Usage: sudo bash ./$0 [-m debug]" && exit;; + esac +done + +#DEBUG +if [ "$MODE" = "debug" ]; then +set -x +fi + +if ! [ "$(id -u)" = 0 ]; then + echo "You need to be root or have sudo privileges!" + exit 0 +fi +clear +echo -e '\n +######################################################################## + Excalidraw Jitsi Backend Installer +######################################################################## + by Software, IT & Networks Ltd +\n' + +DOMAIN="$(find /etc/prosody/conf.d/ -name \*.lua|awk -F'.cfg' '!/localhost/{print $1}'|xargs basename)" +WS_CONF="/etc/nginx/sites-available/$DOMAIN.conf" +PROSODY_FILE="/etc/prosody/conf.d/$DOMAIN.cfg.lua" +MEET_CONF="/etc/jitsi/meet/$DOMAIN-config.js" +WS_MATCH1='# ensure all static content can always be found first' +PROS_MATCH1='"av_moderation";' +PROS_MATCH2='breakout_rooms_muc = "breakout.' +PROS_MATCH3='VirtualHost "recorder.' +CONFIG_MATCH1='Settings for the GIPHY integration' +EXCALIDRAW_HOME="/opt/excalidraw" +EXCAL_MATCH1="prometheus.metrics(io" +EXCAL_NEW_PORT="9091" +EXCAL_PORT_FILE="src/index.ts" + + +# Test for matches +test_match() { +if grep -q "$1" "$2" ; then + echo "It is possible to setup "$(basename $2)", continuing..." +else + echo "It is not possible to setup "$(basename $2)", stopping here." + echo "Please report this to https://forge.switnet.net/switnet/quick-jibri-installer" + exit +fi +} +# Make sure we can rely on the match strings. +test_match "$WS_MATCH1" "$WS_CONF" +test_match "$PROS_MATCH1" "$PROSODY_FILE" +test_match "$PROS_MATCH2" "$PROSODY_FILE" +test_match "$PROS_MATCH3" "$PROSODY_FILE" +test_match "$PROS_MATCH3" "$PROSODY_FILE" +test_match "$CONFIG_MATCH1" "$MEET_CONF" +test_match "$EXCAL_MATCH1" "$EXCAL_PORT_FILE" + +adduser --home "$EXCALIDRAW_HOME" --disabled-password --gecos "" excalidraw +git clone https://github.com/jitsi/excalidraw-backend "$EXCALIDRAW_HOME/backend" + +chown -R excalidraw:excalidraw "$EXCALIDRAW_HOME" +cd "$EXCALIDRAW_HOME/backend" +sudo -u excalidraw cp .env.development .env.production + +# Keep used replacement port to get some sort of standarization. +if sed -n "/$EXCAL_MATCH1/,/});/p" "$EXCAL_PORT_FILE" |grep -q port: ; then + echo "Update predefined port for metrics to $EXCAL_NEW_PORT" + sed -i "/$EXCAL_MATCH1/,/});/s|port:.*,|port: $EXCAL_NEW_PORT,|" "$EXCAL_PORT_FILE" +else + echo "Define new port from default to $EXCAL_NEW_PORT" + sed -i "/$EXCAL_MATCH1/a \ \ \ \ port: $EXCAL_NEW_PORT," "$EXCAL_PORT_FILE" +fi + +sudo -u excalidraw npm install +sudo -u excalidraw npm run build + +# Enable websocket on nginx +sed -i "/$WS_MATCH1/i \\\n" "$WS_CONF" +sed -i "/$WS_MATCH1/i \ \ \ \ location = /socket.io/ {" "$WS_CONF" +sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_pass http://127.0.0.1:3002/socket.io/?\$args;" "$WS_CONF" +sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_http_version 1.1;" "$WS_CONF" +sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_set_header Upgrade \$http_upgrade;" "$WS_CONF" +sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_set_header Connection \"upgrade\";" "$WS_CONF" +sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ proxy_set_header Host \$http_host;" "$WS_CONF" +sed -i "/$WS_MATCH1/i \ \ \ \ \ \ \ \ tcp_nodelay on;" "$WS_CONF" +sed -i "/$WS_MATCH1/i \ \ \ \ }" "$WS_CONF" +sed -i "/$WS_MATCH1/i \\\n" "$WS_CONF" + +if grep -rq room_metadata /etc/prosody/conf.d/ ;then + echo "Prosody seems to be already configured." +else + echo "Setting up prosody for whiteboard..." + # Modules enabled + sed -i "/$PROS_MATCH1/a \ \ \ \ \ \ \ \ \"room_metadata\";" "$PROSODY_FILE" + # Define internal component + sed -i "/$PROS_MATCH2/a \ \ \ \ room_metadata_component = \"metadata.$DOMAIN\"" "$PROSODY_FILE" + # Register component + sed -i "/$PROS_MATCH3/i \\\n" "$PROSODY_FILE" + sed -i "/$PROS_MATCH3/i Component \"metadata.$DOMAIN\" \"room_metadata_component\"" "$PROSODY_FILE" + sed -i "/$PROS_MATCH3/i \ \ \ \ muc_component = \"conference.$DOMAIN\"" "$PROSODY_FILE" + sed -i "/$PROS_MATCH3/i \ \ \ \ breakout_rooms_component = \"breakout.$DOMAIN\"" "$PROSODY_FILE" + sed -i "/$PROS_MATCH3/i \\\n" "$PROSODY_FILE" +fi + +echo "Checking for "$(basename $MEET_CONF)" setup." +if [ -z "$(sed -n '/whiteboard: {/,/},/p' $MEET_CONF)" ]; then + echo "No present configuration on current config.js file" + sed -i "/$CONFIG_MATCH1/i \\\n" "$MEET_CONF" + sed -i "/$CONFIG_MATCH1/i \ \ \ \ whiteboard: {" "$MEET_CONF" + sed -i "/$CONFIG_MATCH1/i \ \ \ \ \ \ \ \ enabled: true," "$MEET_CONF" + sed -i "/$CONFIG_MATCH1/i \ \ \ \ \ \ \ \ collabServerBaseUrl: 'https://$DOMAIN'" "$MEET_CONF" + sed -i "/$CONFIG_MATCH1/i \ \ \ \ }," "$MEET_CONF" + sed -i "/$CONFIG_MATCH1/i \\\n" "$MEET_CONF" +else + echo "Enabling configuration on current config.js file" + sed -i "/whiteboard: {/,/},/s|// ||" "$MEET_CONF" + sed -i "/collabServerBaseUrl:/s|'https://.*'|'https://$DOMAIN'|" "$MEET_CONF" +fi + +if sed -n '/toolbarButtons: \[/,/\],/p' "$MEET_CONF" | \ + grep -v '//'| grep -q whiteboard ; then + echo "Whiteboard toolbar already enabled." +elif sed -n '/toolbarButtons: \[/,/\],/p' "$MEET_CONF" | \ + grep -v '//'|grep -q toolbarButtons: ; then + echo "Enabling whiteboard toolbar." + sed -i "/toolbarButtons:/a \ \ \ \ \ \ \ 'whiteboard'," "$MEET_CONF" +else + echo "ToolbarButtons not customized, whiteboard should be enabled by default," + echo "otherwise, please report to: https://forge.switnet.net/switnet/quick-jibri-installer/issues" +fi + +# Systemd service +cat << EOF > /etc/systemd/system/excalidraw.service +[Unit] +Description=Excalidraw backend +After=network-online.target + +[Service] +User=excalidraw +Group=excalidraw +WorkingDirectory=$EXCALIDRAW_HOME/backend +ExecStart=npm start +Restart=always +RestartSec=5s + +[Install] +WantedBy=multi-user.target +EOF + +systemctl enable excalidraw.service +systemctl start excalidraw.service + +echo -e "\nExcalidraw installation/setup complete!\n"