#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# PeerTube server
#
# There's a problem with installing this onto mesh images, which is
# that qemu appears to run out of RAM when using yarn to add webpack.
#
# License
# =======
#
# Copyright (C) 2017-2018 Bob Mottram <bob@freedombone.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

VARIANTS="full full-vim media"

IN_DEFAULT_INSTALL=0
SHOW_ON_ABOUT=1

PEERTUBE_DOMAIN_NAME=
PEERTUBE_CODE=
PEERTUBE_REPO="https://github.com/Chocobozzz/PeerTube"
PEERTUBE_COMMIT='fef2c7164e025b12a64185dbab058ef4129733c6'
PEERTUBE_ONION_PORT=8136
PEERTUBE_PORT=9004
MESH_PEERTUBE_PORT=8500
PEERTUBE_DIR=/etc/peertube

peertube_variables=(PEERTUBE_DOMAIN_NAME
                    PEERTUBE_CODE
                    PEERTUBE_ADMIN_PASSWORD
                    ONION_ONLY
                    DDNS_PROVIDER
                    MY_USERNAME
                    ARCHITECTURE
                    MY_EMAIL_ADDRESS)

function peertube_create_database {
    if [ -f $IMAGE_PASSWORD_FILE ]; then
        PEERTUBE_ADMIN_PASSWORD="$(printf `cat $IMAGE_PASSWORD_FILE`)"
    else
        if [ ! $PEERTUBE_ADMIN_PASSWORD ]; then
            PEERTUBE_ADMIN_PASSWORD="$(create_password ${MINIMUM_PASSWORD_LENGTH})"
        fi
    fi
    if [ ! $PEERTUBE_ADMIN_PASSWORD ]; then
        return
    fi

    systemctl restart postgresql
    run_system_query_postgresql "CREATE USER peertube WITH PASSWORD '$PEERTUBE_ADMIN_PASSWORD';"
    run_system_query_postgresql "CREATE DATABASE peertube OWNER peertube;"
    run_system_query_postgresql "GRANT ALL PRIVILEGES ON DATABASE peertube to peertube;"
    run_system_query_postgresql "set statement_timeout to 40000;"
}

function logging_on_peertube {
    echo -n ''
}

function logging_off_peertube {
    echo -n ''
}

function remove_user_peertube {
    remove_username="$1"
}

function add_user_peertube {
    if [[ $(app_is_installed peertube) == "0" ]]; then
        echo '0'
        return
    fi

    new_username="$1"
    new_user_password="$2"

    echo '0'
}

function install_interactive_peertube {
    if [ ! $ONION_ONLY ]; then
        ONION_ONLY='no'
    fi

    if [[ $ONION_ONLY != "no" ]]; then
        PEERTUBE_DOMAIN_NAME='peertube.local'
        write_config_param "PEERTUBE_DOMAIN_NAME" "$PEERTUBE_DOMAIN_NAME"
    else
        function_check interactive_site_details
        interactive_site_details "peertube" "PEERTUBE_DOMAIN_NAME" "PEERTUBE_CODE"
    fi
    APP_INSTALLED=1
}

function peertube_set_admin_email {
    read_config_param $MY_EMAIL_ADDRESS
    data=$(tempfile 2>/dev/null)
    trap "rm -f $data" 0 1 2 5 15
    dialog --title $"Set PeerTube administrator email address" \
           --backtitle $"Freedombone Control Panel" \
           --inputbox $"Admin email address" 8 75 "$MY_EMAIL_ADDRESS" 2>$data
    sel=$?
    case $sel in
        0)  peertube_email=$(<$data)
            if [[ "$peertube_email" != *' '* && "$peertube_email" != *','* && "$peertube_email" != *';'* && "$peertube_email" == *'@'* && "$peertube_email" == *'.'* ]]; then
                if [ ${#peertube_email} -gt 8 ]; then
                    sed -i "s|email:.*|email: '${peertube_email}'|g" $PEERTUBE_DIR/config/production.yaml
                    systemctl restart peertube
                    dialog --title $"Set PeerTube administrator email address" \
                           --msgbox $"Set to $peertube_email" 6 75
                fi
            fi
            ;;
    esac
    rm $data
}

function peertube_disable_signups {
    dialog --title $"Disable PeerTube signups" \
           --backtitle $"Freedombone Control Panel" \
           --yesno $"\nDo you wish to disable further PeerTube signups?" 8 75
    sel=$?
    case $sel in
        0) sed "0,/RE/s/enabled:.*/enabled: false/" $PEERTUBE_DIR/config/production.yaml;;
        1) sed "0,/RE/s/enabled:.*/enabled: true/" $PEERTUBE_DIR/config/production.yaml;;
        255) return;;
    esac

    systemctl restart peertube
}

function configure_interactive_peertube {
    while true
    do
        data=$(tempfile 2>/dev/null)
        trap "rm -f $data" 0 1 2 5 15
        dialog --backtitle $"Freedombone Control Panel" \
               --title $"PeerTube" \
               --radiolist $"Choose an operation:" 10 70 4 \
               1 $"Set administrator email address" off \
               2 $"Disable or enable signups" off \
               3 $"Exit" on 2> $data
        sel=$?
        case $sel in
            1) break;;
            255) break;;
        esac
        case $(cat $data) in
            1) peertube_set_admin_email;;
            2) peertube_disable_signups;;
            3) break;;
        esac
    done
}

function change_password_peertube {
    PEERTUBE_USERNAME="$1"
    PEERTUBE_PASSWORD="$2"
    if [ ${#PEERTUBE_PASSWORD} -lt 8 ]; then
        echo $'Peertube password is too short'
        return
    fi
    #${PROJECT_NAME}-pass -u $PEERTUBE_USERNAME -a peertube -p "$PEERTUBE_PASSWORD"
}

function reconfigure_peertube {
    echo -n ''
}

function upgrade_peertube {
    CURR_PEERTUBE_COMMIT=$(get_completion_param "peertube commit")
    if [[ "$CURR_PEERTUBE_COMMIT" == "$PEERTUBE_COMMIT" ]]; then
        return
    fi

    read_config_param PEERTUBE_DOMAIN_NAME
    systemctl stop peertube
    cd $PEERTUBE_DIR

    function_check set_repo_commit
    set_repo_commit $PEERTUBE_DIR "peertube commit" "$PEERTUBE_COMMIT" $PEERTUBE_REPO

    npm run upgrade-peertube
    chown -R peertube:peertube $PEERTUBE_DIR
    systemctl start peertube
}

function backup_local_peertube {
    PEERTUBE_DOMAIN_NAME='peertube.local'
    if grep -q "peertube domain" $COMPLETION_FILE; then
        PEERTUBE_DOMAIN_NAME=$(get_completion_param "peertube domain")
    fi

    systemctl stop peertube
    USE_POSTGRESQL=1
    function_check backup_database_to_usb
    backup_database_to_usb peertube
    systemctl start peertube

    peertube_path=$PEERTUBE_DIR/videos
    if [ -d $peertube_path ]; then
        suspend_site ${PEERTUBE_DOMAIN_NAME}
        systemctl stop peertube
        backup_directory_to_usb $peertube_path peertubevideos
        systemctl start peertube
        restart_site
    fi
}

function restore_local_peertube {
    PEERTUBE_DOMAIN_NAME='peertube.local'
    if grep -q "peertube domain" $COMPLETION_FILE; then
        PEERTUBE_DOMAIN_NAME=$(get_completion_param "peertube domain")
    fi
    if [ $PEERTUBE_DOMAIN_NAME ]; then
        suspend_site ${PEERTUBE_DOMAIN_NAME}
        systemctl stop peertube

        USE_POSTGRESQL=1
        restore_database peertube

        temp_restore_dir=/root/temppeertubevideos
        function_check restore_directory_from_usb
        restore_directory_from_usb $temp_restore_dir peertubevideos
        if [ -d $temp_restore_dir ]; then
            if [ -d $temp_restore_dir$PEERTUBE_DIR/videos ]; then
                cp -r $temp_restore_dir$PEERTUBE_DIR/videos/* $PEERTUBE_DIR/videos/
            else
                cp -r $temp_restore_dir/* $PEERTUBE_DIR/videos/
            fi
            chown -R peertube:peertube $PEERTUBE_DIR
            rm -rf $temp_restore_dir
        fi

        systemctl start peertube
        restart_site
    fi
}

function backup_remote_peertube {
    PEERTUBE_DOMAIN_NAME='peertube.local'
    if grep -q "peertube domain" $COMPLETION_FILE; then
        PEERTUBE_DOMAIN_NAME=$(get_completion_param "peertube domain")
    fi

    systemctl stop peertube
    USE_POSTGRESQL=1
    function_check backup_database_to_friend
    backup_database_to_friend peertube
    systemctl start peertube

    temp_backup_dir=$PEERTUBE_DIR/videos
    if [ -d $temp_backup_dir ]; then
        systemctl stop peertube
        suspend_site ${PEERTUBE_DOMAIN_NAME}
        backup_directory_to_friend $temp_backup_dir peertubevideos
        restart_site
        systemctl start peertube
    else
        echo $"Peertube domain specified but not found in $temp_backup_dir"
        exit 6383523
    fi
}

function restore_remote_peertube {
    PEERTUBE_DOMAIN_NAME='peertube.local'
    if grep -q "peertube domain" $COMPLETION_FILE; then
        PEERTUBE_DOMAIN_NAME=$(get_completion_param "peertube domain")
    fi
    suspend_site ${PEERTUBE_DOMAIN_NAME}

    systemctl stop peertube

    USE_POSTGRESQL=1
    function_check restore_database_from_friend
    restore_database_from_friend peertube

    temp_restore_dir=/root/temppeertubevideos
    function_check restore_directory_from_friend
    restore_directory_from_friend $temp_restore_dir peertubevideos
    if [ -d $temp_restore_dir ]; then
        if [ -d $temp_restore_dir$PEERTUBE_DIR/videos ]; then
            cp -r $temp_restore_dir$PEERTUBE_DIR/videos/* $PEERTUBE_DIR/videos/
        else
            cp -r $temp_restore_dir/* $PEERTUBE_DIR/videos/
        fi
        chown -R peertube: $PEERTUBE_DIR
        rm -rf $temp_restore_dir
    fi

    systemctl start peertube
    restart_site
}

function remove_peertube {
    if [ ${#PEERTUBE_DOMAIN_NAME} -eq 0 ]; then
        return
    fi

    systemctl stop peertube
    systemctl disable peertube
    rm /etc/systemd/system/peertube.service
    systemctl daemon-reload

    function_check remove_nodejs
    remove_nodejs peertube

    read_config_param "PEERTUBE_DOMAIN_NAME"
    nginx_dissite $PEERTUBE_DOMAIN_NAME
    remove_certs ${PEERTUBE_DOMAIN_NAME}
    if [ -f /etc/nginx/sites-available/$PEERTUBE_DOMAIN_NAME ]; then
        rm -f /etc/nginx/sites-available/$PEERTUBE_DOMAIN_NAME
    fi
    if [ -d /var/www/$PEERTUBE_DOMAIN_NAME ]; then
        rm -rf /var/www/$PEERTUBE_DOMAIN_NAME
    fi
    remove_config_param PEERTUBE_DOMAIN_NAME
    remove_config_param PEERTUBE_CODE
    function_check remove_onion_service
    remove_onion_service peertube ${PEERTUBE_ONION_PORT}
    remove_completion_param "install_peertube"
    sed -i '/peertube/d' $COMPLETION_FILE

    function_check drop_database_postgresql
    drop_database_postgresql peertube

    remove_postgresql_user peertube
    groupdel -f peertube
    userdel -r peertube

    if [ -d $PEERTUBE_DIR ]; then
        rm -rf $PEERTUBE_DIR
    fi

    function_check remove_ddns_domain
    remove_ddns_domain $PEERTUBE_DOMAIN_NAME
}

function peertube_setup_web {
    peertube_nginx_file=/etc/nginx/sites-available/$PEERTUBE_DOMAIN_NAME

    if [[ $ONION_ONLY == "no" ]]; then
        echo 'server {' > $peertube_nginx_file
        echo '  listen 80;' >> $peertube_nginx_file
        echo '  listen [::]:80;' >> $peertube_nginx_file
        echo "  server_name $PEERTUBE_DOMAIN_NAME;" >> $peertube_nginx_file
        echo '  rewrite ^ https://$server_name$request_uri? permanent;' >> $peertube_nginx_file
        echo '}' >> $peertube_nginx_file
        echo '' >> $peertube_nginx_file
        echo 'server {' >> $peertube_nginx_file
        echo '  listen 443 ssl http2;' >> $peertube_nginx_file
        echo '  listen [::]:443 ssl http2;' >> $peertube_nginx_file
        echo "  server_name $PEERTUBE_DOMAIN_NAME;" >> $peertube_nginx_file
        echo '' >> $peertube_nginx_file
        function_check nginx_ssl
        nginx_ssl $PEERTUBE_DOMAIN_NAME mobile

        function_check nginx_disable_sniffing
        nginx_disable_sniffing $PEERTUBE_DOMAIN_NAME

        echo '  add_header Strict-Transport-Security max-age=15768000;' >> $peertube_nginx_file
        echo '' >> $peertube_nginx_file
        echo '  location / {' >> $peertube_nginx_file
        echo "    proxy_pass http://localhost:${PEERTUBE_PORT};" >> $peertube_nginx_file
        echo '    proxy_set_header X-Real-IP $remote_addr;' >> $peertube_nginx_file
        echo '    proxy_set_header Host $host;' >> $peertube_nginx_file
        echo '    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;' >> $peertube_nginx_file
        echo '' >> $peertube_nginx_file
        echo '    # For the video upload' >> $peertube_nginx_file
        echo '    client_max_body_size 2G;' >> $peertube_nginx_file
        echo '  }' >> $peertube_nginx_file
        echo '' >> $peertube_nginx_file
        echo '  location /static/webseed {' >> $peertube_nginx_file
        echo "    if (\$request_method = 'OPTIONS') {" >> $peertube_nginx_file
        echo "      add_header 'Access-Control-Allow-Origin' '*';" >> $peertube_nginx_file
        echo "      add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS';" >> $peertube_nginx_file
        echo "      add_header 'Access-Control-Allow-Headers' 'Range,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';" >> $peertube_nginx_file
        echo "      add_header 'Access-Control-Max-Age' 1728000;" >> $peertube_nginx_file
        echo "      add_header 'Content-Type' 'text/plain charset=UTF-8';" >> $peertube_nginx_file
        echo "      add_header 'Content-Length' 0;" >> $peertube_nginx_file
        echo '      return 204;' >> $peertube_nginx_file
        echo '    }' >> $peertube_nginx_file
        echo '' >> $peertube_nginx_file
        echo "    if (\$request_method = 'GET') {" >> $peertube_nginx_file
        echo "      add_header 'Access-Control-Allow-Origin' '*';" >> $peertube_nginx_file
        echo "      add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS';" >> $peertube_nginx_file
        echo "      add_header 'Access-Control-Allow-Headers' 'Range,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';" >> $peertube_nginx_file
        echo '    }' >> $peertube_nginx_file
        echo '' >> $peertube_nginx_file
        echo "    alias $PEERTUBE_DIR/videos;" >> $peertube_nginx_file
        echo '  }' >> $peertube_nginx_file
        echo '' >> $peertube_nginx_file
        echo '  # Websocket tracker' >> $peertube_nginx_file
        echo '  location /tracker/socket {' >> $peertube_nginx_file
        echo '    # Peers send a message to the tracker every 15 minutes' >> $peertube_nginx_file
        echo '    # Dont close the websocket before this time' >> $peertube_nginx_file
        echo '    proxy_read_timeout 1200s;' >> $peertube_nginx_file
        echo '    proxy_set_header Upgrade $http_upgrade;' >> $peertube_nginx_file
        echo '    proxy_set_header Connection "upgrade";' >> $peertube_nginx_file
        echo '    proxy_http_version 1.1;' >> $peertube_nginx_file
        echo '    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;' >> $peertube_nginx_file
        echo '    proxy_set_header Host $host;' >> $peertube_nginx_file
        echo "    proxy_pass http://localhost:${PEERTUBE_PORT};" >> $peertube_nginx_file
        echo '  }' >> $peertube_nginx_file
        echo '}' >> $peertube_nginx_file
    else
        echo -n '' > $peertube_nginx_file
    fi
    echo 'server {' >> $peertube_nginx_file
    echo "  listen 127.0.0.1:$PEERTUBE_ONION_PORT default_server;" >> $peertube_nginx_file
    echo "  server_name $PEERTUBE_ONION_HOSTNAME;" >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo '  location / {' >> $peertube_nginx_file
    echo "    proxy_pass http://localhost:${PEERTUBE_PORT};" >> $peertube_nginx_file
    echo '    proxy_set_header X-Real-IP $remote_addr;' >> $peertube_nginx_file
    echo '    proxy_set_header Host $host;' >> $peertube_nginx_file
    echo '    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo '    # For the video upload' >> $peertube_nginx_file
    echo '    client_max_body_size 2G;' >> $peertube_nginx_file
    echo '  }' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo '  location /static/webseed {' >> $peertube_nginx_file
    echo "    if (\$request_method = 'OPTIONS') {" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Origin' '*';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Headers' 'Range,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Max-Age' 1728000;" >> $peertube_nginx_file
    echo "      add_header 'Content-Type' 'text/plain charset=UTF-8';" >> $peertube_nginx_file
    echo "      add_header 'Content-Length' 0;" >> $peertube_nginx_file
    echo '      return 204;' >> $peertube_nginx_file
    echo '    }' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo "    if (\$request_method = 'GET') {" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Origin' '*';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Headers' 'Range,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';" >> $peertube_nginx_file
    echo '    }' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo "    alias $PEERTUBE_DIR/videos;" >> $peertube_nginx_file
    echo '  }' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo '  # Websocket tracker' >> $peertube_nginx_file
    echo '  location /tracker/socket {' >> $peertube_nginx_file
    echo '    # Peers send a message to the tracker every 15 minutes' >> $peertube_nginx_file
    echo '    # Dont close the websocket before this time' >> $peertube_nginx_file
    echo '    proxy_read_timeout 1200s;' >> $peertube_nginx_file
    echo '    proxy_set_header Upgrade $http_upgrade;' >> $peertube_nginx_file
    echo '    proxy_set_header Connection "upgrade";' >> $peertube_nginx_file
    echo '    proxy_http_version 1.1;' >> $peertube_nginx_file
    echo '    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;' >> $peertube_nginx_file
    echo '    proxy_set_header Host $host;' >> $peertube_nginx_file
    echo "    proxy_pass http://localhost:${PEERTUBE_PORT};" >> $peertube_nginx_file
    echo '  }' >> $peertube_nginx_file
    echo '}' >> $peertube_nginx_file

    # CSP currently causes an error
    sed -i '/Content-Security-Policy/d' $peertube_nginx_file

    function_check create_site_certificate
    create_site_certificate $PEERTUBE_DOMAIN_NAME 'yes'

    function_check nginx_ensite
    nginx_ensite $PEERTUBE_DOMAIN_NAME
}

function mesh_peertube_setup_web {
    peertube_nginx_file=$rootdir/etc/nginx/sites-available/peertube

    echo 'server {' >> $peertube_nginx_file
    echo "  listen $MESH_PEERTUBE_PORT http2;" >> $peertube_nginx_file
    echo '  listen [::]:$MESH_PEERTUBE_PORT http2;' >> $peertube_nginx_file
    echo '  server_name $HOSTNAME;' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo '  location / {' >> $peertube_nginx_file
    echo "    proxy_pass http://localhost:${PEERTUBE_PORT};" >> $peertube_nginx_file
    echo '    proxy_set_header X-Real-IP $remote_addr;' >> $peertube_nginx_file
    echo '    proxy_set_header Host $host;' >> $peertube_nginx_file
    echo '    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo '    # For the video upload' >> $peertube_nginx_file
    echo '    client_max_body_size 2G;' >> $peertube_nginx_file
    echo '  }' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo '  location /static/webseed {' >> $peertube_nginx_file
    echo "    if (\$request_method = 'OPTIONS') {" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Origin' '*';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Headers' 'Range,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Max-Age' 1728000;" >> $peertube_nginx_file
    echo "      add_header 'Content-Type' 'text/plain charset=UTF-8';" >> $peertube_nginx_file
    echo "      add_header 'Content-Length' 0;" >> $peertube_nginx_file
    echo '      return 204;' >> $peertube_nginx_file
    echo '    }' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo "    if (\$request_method = 'GET') {" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Origin' '*';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS';" >> $peertube_nginx_file
    echo "      add_header 'Access-Control-Allow-Headers' 'Range,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type';" >> $peertube_nginx_file
    echo '    }' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo "    alias $PEERTUBE_DIR/videos;" >> $peertube_nginx_file
    echo '  }' >> $peertube_nginx_file
    echo '' >> $peertube_nginx_file
    echo '  # Websocket tracker' >> $peertube_nginx_file
    echo '  location /tracker/socket {' >> $peertube_nginx_file
    echo '    # Peers send a message to the tracker every 15 minutes' >> $peertube_nginx_file
    echo '    # Dont close the websocket before this time' >> $peertube_nginx_file
    echo '    proxy_read_timeout 1200s;' >> $peertube_nginx_file
    echo '    proxy_set_header Upgrade $http_upgrade;' >> $peertube_nginx_file
    echo '    proxy_set_header Connection "upgrade";' >> $peertube_nginx_file
    echo '    proxy_http_version 1.1;' >> $peertube_nginx_file
    echo '    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;' >> $peertube_nginx_file
    echo '    proxy_set_header Host $host;' >> $peertube_nginx_file
    echo "    proxy_pass http://localhost:${PEERTUBE_PORT};" >> $peertube_nginx_file
    echo '  }' >> $peertube_nginx_file
    echo '}' >> $peertube_nginx_file
}

function peertube_create_config {
    peertube_prefix=$1

    peertube_config_file=$peertube_prefix$PEERTUBE_DIR/config/production.yaml

    echo 'listen:' > $peertube_config_file
    echo "  port: $PEERTUBE_PORT" >> $peertube_config_file
    echo '' >> $peertube_config_file
    echo '# Correspond to your reverse proxy "listen" configuration' >> $peertube_config_file
    echo 'webserver:' >> $peertube_config_file
    if [ ! $peertube_prefix ]; then
        if [[ $ONION_ONLY == 'no' ]]; then
            echo '  https: true' >> $peertube_config_file
            echo "  hostname: '$PEERTUBE_DOMAIN_NAME'" >> $peertube_config_file
            echo '  port: 443' >> $peertube_config_file
        else
            echo '  https: false' >> $peertube_config_file
            echo "  hostname: '$PEERTUBE_ONION_HOSTNAME'" >> $peertube_config_file
            echo '  port: 80' >> $peertube_config_file
        fi
    else
        echo '  https: false' >> $peertube_config_file
        echo "  hostname: ''" >> $peertube_config_file
        echo "  port: $MESH_PEERTUBE_PORT" >> $peertube_config_file
    fi
    echo '' >> $peertube_config_file
    echo '# Your database name will be "peertube"+database.suffix' >> $peertube_config_file
    echo 'database:' >> $peertube_config_file
    echo "  hostname: 'localhost'" >> $peertube_config_file
    echo '  port: 5432' >> $peertube_config_file
    echo "  suffix: ''" >> $peertube_config_file
    echo "  username: 'peertube'" >> $peertube_config_file
    if [ ! $peertube_prefix ]; then
        echo "  password: '$PEERTUBE_ADMIN_PASSWORD'" >> $peertube_config_file
    else
        echo "  password: ''" >> $peertube_config_file
    fi
    echo '' >> $peertube_config_file
    echo '# From the project root directory' >> $peertube_config_file
    echo 'storage:' >> $peertube_config_file
    echo "  certs: 'certs/'" >> $peertube_config_file
    echo "  videos: 'videos/'" >> $peertube_config_file
    echo "  logs: 'logs/'" >> $peertube_config_file
    echo "  previews: 'previews/'" >> $peertube_config_file
    echo "  thumbnails: 'thumbnails/'" >> $peertube_config_file
    echo "  torrents: 'torrents/'" >> $peertube_config_file
    echo "  cache: 'cache/'" >> $peertube_config_file
    echo '' >> $peertube_config_file
    echo 'cache:' >> $peertube_config_file
    echo '  previews:' >> $peertube_config_file
    echo '    size: 10 # Max number of previews you want to cache' >> $peertube_config_file
    echo '' >> $peertube_config_file
    echo 'admin:' >> $peertube_config_file
    # This is deliberately a dummy email address
    echo "  email: 'testuser@testdomain.net'" >> $peertube_config_file
    echo '' >> $peertube_config_file
    echo 'signup:' >> $peertube_config_file
    echo '  enabled: true' >> $peertube_config_file
    echo '  limit: 5 # When the limit is reached, registrations are disabled. -1 == unlimited' >> $peertube_config_file
    echo '' >> $peertube_config_file
    echo 'user:' >> $peertube_config_file
    echo '  # Default value of maximum video BYTES the user can upload (does not take into account transcoded files).' >> $peertube_config_file
    echo '  # -1 == unlimited' >> $peertube_config_file
    echo '  video_quota: -1' >> $peertube_config_file
    echo '' >> $peertube_config_file
    echo '# If enabled, the video will be transcoded to mp4 (x264) with "faststart" flag' >> $peertube_config_file
    echo '# Uses a lot of CPU!' >> $peertube_config_file
    echo 'transcoding:' >> $peertube_config_file
    echo '  enabled: true' >> $peertube_config_file
    echo '  threads: 2' >> $peertube_config_file
    echo '  resolutions: # Only created if the original video has a higher resolution' >> $peertube_config_file
    echo '    240p: true' >> $peertube_config_file
    echo '    360p: false' >> $peertube_config_file
    echo '    480p: false' >> $peertube_config_file
    echo '    720p: false' >> $peertube_config_file
    echo '    1080p: false' >> $peertube_config_file
}

function mesh_install_peertube {
    if [[ $VARIANT != "meshclient" && $VARIANT != "meshusb" ]]; then
        return
    fi
    if [[ $ARCHITECTURE != 'x86_64' && $ARCHITECTURE != 'amd64' ]]; then
        return
    fi

    chroot "$rootdir" apt-get -yq install ffmpeg curl

    function_check install_postgresql
    install_postgresql

    if [ -d $rootdir$PEERTUBE_DIR ]; then
        rm -rf $rootdir$PEERTUBE_DIR
    fi

    git clone $PEERTUBE_REPO $rootdir$PEERTUBE_DIR

    chroot "$rootdir" groupadd peertube
    chroot "$rootdir" useradd -c "PeerTube system account" -d $PEERTUBE_DIR -m -r -g peertube peertube

    cd $rootdir$PEERTUBE_DIR
    git checkout $PEERTUBE_COMMIT -b $PEERTUBE_COMMIT


    get_npm_arch

    cat <<EOF > $rootdir/usr/bin/install_peertube
#!/bin/bash
cd $PEERTUBE_DIR
curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
apt-get -y update
apt-get -yq install yarn

#npm install --arch=$NPM_ARCH -g yarn
#if [ ! "\$?" = "0" ]; then
#    echo $'PeerTube Failed to install yarn'
#    exit 79353234
#fi
#npm install --arch=$NPM_ARCH webpack@3.10.0 --no-optional
#if [ ! "\$?" = "0" ]; then
#    echo $'PeerTube failed to install webpack'
#    exit 68386353
#fi
yarn install
yarn run build:prod
yarn add -D webpack
if [ ! "\$?" = "0" ]; then
    echo $'PeerTube failed to add webpack'
    exit 67342823
fi
yarn install --ignore-optional
if [ ! "\$?" = "0" ]; then
    echo $'PeerTube failed to run yarn install'
    exit 63754235
fi
npm install --arch=$NPM_ARCH
if [ ! "\$?" = "0" ]; then
    echo $'PeerTube failed to install peertube'
    exit 7835243
fi
npm run build --arch=$NPM_ARCH
if [ ! "\$?" = "0" ]; then
    echo $'PeerTube failed to build peertube'
    exit 5293593
fi
EOF
    chmod +x $rootdir/usr/bin/install_peertube
    chroot "$rootdir" /usr/bin/install_peertube
    if [ ! "$?" = "0" ]; then
        echo $'PeerTube install failed'
        exit 735638
    fi

    echo '[Unit]' > $rootdir/etc/systemd/system/peertube.service
    echo 'Description=PeerTube Decentralized video streaming platform' >> $rootdir/etc/systemd/system/peertube.service
    echo 'After=syslog.target' >> $rootdir/etc/systemd/system/peertube.service
    echo 'After=network.target' >> $rootdir/etc/systemd/system/peertube.service
    echo '' >> $rootdir/etc/systemd/system/peertube.service
    echo '[Service]' >> $rootdir/etc/systemd/system/peertube.service
    echo 'User=peertube' >> $rootdir/etc/systemd/system/peertube.service
    echo 'Group=peertube' >> $rootdir/etc/systemd/system/peertube.service
    echo "WorkingDirectory=$PEERTUBE_DIR" >> $rootdir/etc/systemd/system/peertube.service
    echo "ExecStart=/usr/local/bin/npm start" >> $rootdir/etc/systemd/system/peertube.service
    echo "ExecStop=/usr/local/bin/npm stop" >> $rootdir/etc/systemd/system/peertube.service
    echo 'StandardOutput=syslog' >> $rootdir/etc/systemd/system/peertube.service
    echo 'StandardError=syslog' >> $rootdir/etc/systemd/system/peertube.service
    echo 'SyslogIdentifier=peertube' >> $rootdir/etc/systemd/system/peertube.service
    echo 'Restart=always' >> $rootdir/etc/systemd/system/peertube.service
    echo "Environment=NODE_ENV=production" >> $rootdir/etc/systemd/system/peertube.service
    echo '' >> $rootdir/etc/systemd/system/peertube.service
    echo '[Install]' >> $rootdir/etc/systemd/system/peertube.service
    echo 'WantedBy=multi-user.target' >> $rootdir/etc/systemd/system/peertube.service

    peertube_create_config $rootdir

    chroot "$rootdir" chown -R peertube:peertube $PEERTUBE_DIR

    mesh_peertube_setup_web
}

function install_peertube {
    if [[ $VARIANT == "mesh"* ]]; then
        mesh_install_peertube
        return
    fi
    if [[ $ARCHITECTURE != 'x86_64' && $ARCHITECTURE != 'amd64' ]]; then
        return
    fi

    if [ ! $ONION_ONLY ]; then
        ONION_ONLY='no'
    fi

    if [ ! $PEERTUBE_DOMAIN_NAME ]; then
        echo $'The peertube domain name was not specified'
        exit 783523
    fi

    apt-get -yq install ffmpeg

    function_check install_postgresql
    install_postgresql

    if [ ! -d /var/www/$PEERTUBE_DOMAIN_NAME/htdocs ]; then
        mkdir -p /var/www/$PEERTUBE_DOMAIN_NAME/htdocs
    fi

    if [ -d $PEERTUBE_DIR ]; then
        rm -rf $PEERTUBE_DIR
    fi

    groupadd peertube
    useradd -c "PeerTube system account" -d $PEERTUBE_DIR -m -r -g peertube peertube

    peertube_create_database

    function_check install_nodejs
    install_nodejs peertube

    if [ -d /repos/peertube ]; then
        mkdir -p $PEERTUBE_DIR
        cp -r -p /repos/peertube/. $PEERTUBE_DIR
        cd $PEERTUBE_DIR
        git pull
    else
        function_check git_clone
        git_clone $PEERTUBE_REPO $PEERTUBE_DIR
    fi

    cd $PEERTUBE_DIR
    git checkout $PEERTUBE_COMMIT -b $PEERTUBE_COMMIT
    set_completion_param "peertube commit" "$PEERTUBE_COMMIT"

    npm install -g yarn
    if [ ! "$?" = "0" ]; then
        echo $'Failed to install yarn'
        exit 79353234
    fi
    yarn add -D webpack --network-concurrency 1
    yarn install
    if [ ! "$?" = "0" ]; then
        echo $'Failed to run yarn install'
        exit 63754235
    fi
    npm install
    if [ ! "$?" = "0" ]; then
        echo $'Failed to install peertube'
        exit 7835243
    fi
    npm run build
    if [ ! "$?" = "0" ]; then
        echo $'Failed to build peertube'
        exit 5293593
    fi

    PEERTUBE_ONION_HOSTNAME=$(add_onion_service peertube 80 ${PEERTUBE_ONION_PORT})

    echo '[Unit]' > /etc/systemd/system/peertube.service
    echo 'Description=PeerTube Decentralized video streaming platform' >> /etc/systemd/system/peertube.service
    echo 'After=syslog.target' >> /etc/systemd/system/peertube.service
    echo 'After=network.target' >> /etc/systemd/system/peertube.service
    echo '' >> /etc/systemd/system/peertube.service
    echo '[Service]' >> /etc/systemd/system/peertube.service
    echo 'User=peertube' >> /etc/systemd/system/peertube.service
    echo 'Group=peertube' >> /etc/systemd/system/peertube.service
    echo "WorkingDirectory=$PEERTUBE_DIR" >> /etc/systemd/system/peertube.service
    echo "ExecStart=/usr/local/bin/npm start" >> /etc/systemd/system/peertube.service
    echo "ExecStop=/usr/local/bin/npm stop" >> /etc/systemd/system/peertube.service
    echo 'StandardOutput=syslog' >> /etc/systemd/system/peertube.service
    echo 'StandardError=syslog' >> /etc/systemd/system/peertube.service
    echo 'SyslogIdentifier=peertube' >> /etc/systemd/system/peertube.service
    echo 'Restart=always' >> /etc/systemd/system/peertube.service
    echo "Environment=NODE_ENV=production" >> /etc/systemd/system/peertube.service
    echo '' >> /etc/systemd/system/peertube.service
    echo '[Install]' >> /etc/systemd/system/peertube.service
    echo 'WantedBy=multi-user.target' >> /etc/systemd/system/peertube.service

    peertube_create_config

    chown -R peertube:peertube $PEERTUBE_DIR

    peertube_setup_web

    ${PROJECT_NAME}-pass -u $MY_USERNAME -a peertube -p "$PEERTUBE_ADMIN_PASSWORD"

    function_check add_ddns_domain
    add_ddns_domain $PEERTUBE_DOMAIN_NAME

    systemctl enable peertube
    systemctl daemon-reload
    systemctl start peertube
    systemctl restart nginx

    # wait for the database to get generated after initial peertube daemon start
    sleep 10

    # update the admin email address after creation of the database
    sed -i "s|email: .*|email: '$MY_EMAIL_ADDRESS'|g" $PEERTUBE_DIR/config/production.yaml

    set_completion_param "peertube domain" "$PEERTUBE_DOMAIN_NAME"
    APP_INSTALLED=1
}

# NOTE: deliberately no exit 0