#!/usr/bin/env bash

# This installs the services that have been selected

set -x # Uncomment to enable debugging

trap 'rm -f ${tmpfile}' EXIT

trap 'exit 1' SIGINT SIGHUP

tmpfile=$(mktemp)

config_file=$my_dir/birdnet.conf

export USER=$USER

export HOME=$HOME

export PYTHON_VIRTUAL_ENV="$HOME/BirdNET-Pi/birdnet/bin/python3"

install_depends() {

apt install -y debian-keyring debian-archive-keyring apt-transport-https

curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/gpg.key' | sudo gpg --yes --dearmor -o /usr/share/keyrings/caddy-stable-archive-keyring.gpg

curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/debian.deb.txt' | sudo tee /etc/apt/sources.list.d/caddy-stable.list

apt -qqq update && apt -qqy upgrade

echo "icecast2 icecast2/icecast-setup boolean false" | debconf-set-selections

apt install --no-install-recommends -qqy caddy sqlite3 php-sqlite3 php-fpm php-curl php-xml php-zip php icecast2 \

pulseaudio avahi-utils sox libsox-fmt-mp3 alsa-utils ffmpeg \

wget curl unzip bc \

python3-pip python3-venv lsof net-tools inotify-tools

}

set_hostname() {

if [ "$(hostname)" == "raspberrypi" ];then

hostnamectl set-hostname birdnetpi

sed -i 's/raspberrypi/birdnetpi/g' /etc/hosts

fi

}

update_etc_hosts() {

sed -ie s/'$(hostname).local'/"$(hostname).local ${BIRDNETPI_URL//https:\/\/} ${WEBTERMINAL_URL//https:\/\/} ${BIRDNETLOG_URL//https:\/\/}"/g /etc/hosts

}

install_scripts() {

ln -sf ${my_dir}/scripts/* /usr/local/bin/

}

install_birdnet_analysis() {

cat << EOF > $HOME/BirdNET-Pi/templates/birdnet_analysis.service

[Unit]

Description=BirdNET Analysis

[Service]

Restart=always

Type=simple

RestartSec=2

User=${USER}

ExecStart=$PYTHON_VIRTUAL_ENV /usr/local/bin/birdnet_analysis.py

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/birdnet_analysis.service /usr/lib/systemd/system

systemctl enable birdnet_analysis.service

}

create_necessary_dirs() {

echo "Creating necessary directories"

[ -d ${EXTRACTED} ] || sudo -u ${USER} mkdir -p ${EXTRACTED}

[ -d ${EXTRACTED}/By_Date ] || sudo -u ${USER} mkdir -p ${EXTRACTED}/By_Date

[ -d ${EXTRACTED}/Charts ] || sudo -u ${USER} mkdir -p ${EXTRACTED}/Charts

[ -d ${PROCESSED} ] || sudo -u ${USER} mkdir -p ${PROCESSED}

[ -d $RECS_DIR/StreamData ] || sudo -u ${USER} mkdir -p $RECS_DIR/StreamData

[ -L ${EXTRACTED}/spectrogram.png ] || sudo -u ${USER} ln -sf ${RECS_DIR}/StreamData/spectrogram.png ${EXTRACTED}/spectrogram.png

sudo -u ${USER} ln -fs $my_dir/exclude_species_list.txt $my_dir/scripts

sudo -u ${USER} ln -fs $my_dir/include_species_list.txt $my_dir/scripts

sudo -u ${USER} ln -fs $my_dir/whitelist_species_list.txt $my_dir/scripts

sudo -u ${USER} ln -fs $my_dir/homepage/* ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/model/labels.txt ${my_dir}/scripts

sudo -u ${USER} ln -fs $my_dir/scripts ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/scripts/play.php ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/scripts/spectrogram.php ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/scripts/overview.php ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/scripts/stats.php ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/scripts/todays_detections.php ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/scripts/history.php ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/scripts/weekly_report.php ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/homepage/images/favicon.ico ${EXTRACTED}

sudo -u ${USER} ln -fs ${HOME}/phpsysinfo ${EXTRACTED}

sudo -u ${USER} ln -fs $my_dir/templates/phpsysinfo.ini ${HOME}/phpsysinfo/

sudo -u ${USER} ln -fs $my_dir/templates/green_bootstrap.css ${HOME}/phpsysinfo/templates/

sudo -u ${USER} ln -fs $my_dir/templates/index_bootstrap.html ${HOME}/phpsysinfo/templates/html

sudo -u ${USER} ln -sf $my_dir/model/labels_nm/labels_en.txt $my_dir/model/labels_flickr.txt

chmod -R g+rw $my_dir

chmod -R g+rw ${RECS_DIR}

}

generate_BirdDB() {

echo "Generating BirdDB.txt"

if ! [ -f $my_dir/BirdDB.txt ];then

sudo -u ${USER} touch $my_dir/BirdDB.txt

echo "Date;Time;Sci_Name;Com_Name;Confidence;Lat;Lon;Cutoff;Week;Sens;Overlap" | sudo -u ${USER} tee -a $my_dir/BirdDB.txt

elif ! grep Date $my_dir/BirdDB.txt;then

sudo -u ${USER} sed -i '1 i\Date;Time;Sci_Name;Com_Name;Confidence;Lat;Lon;Cutoff;Week;Sens;Overlap' $my_dir/BirdDB.txt

fi

chown $USER:$USER ${my_dir}/BirdDB.txt && chmod g+rw ${my_dir}/BirdDB.txt

}

set_login() {

if ! [ -d /etc/lightdm ];then

systemctl set-default multi-user.target

ln -fs /lib/systemd/system/getty@.service /etc/systemd/system/getty.target.wants/getty@tty1.service

if ! [ -d /etc/systemd/system/getty@tty1.service.d ];then

mkdir /etc/systemd/system/getty@tty1.service.d

fi

cat > /etc/systemd/system/getty@tty1.service.d/autologin.conf << EOF

[Service]

ExecStart=

ExecStart=-/sbin/agetty --autologin $USER --noclear %I \$TERM

EOF

fi

}

install_recording_service() {

echo "Installing birdnet_recording.service"

cat << EOF > $HOME/BirdNET-Pi/templates/birdnet_recording.service

[Unit]

Description=BirdNET Recording

[Service]

Environment=XDG_RUNTIME_DIR=/run/user/1000

Restart=always

Type=simple

RestartSec=3

User=${USER}

ExecStart=/usr/local/bin/birdnet_recording.sh

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/birdnet_recording.service /usr/lib/systemd/system

systemctl enable birdnet_recording.service

}

install_custom_recording_service() {

echo "Installing custom_recording.service"

cat << EOF > $HOME/BirdNET-Pi/templates/custom_recording.service

[Unit]

Description=BirdNET Custom Recording

[Service]

Environment=XDG_RUNTIME_DIR=/run/user/1000

Restart=always

Type=simple

RestartSec=3

User=${USER}

ExecStart=/usr/local/bin/custom_recording.sh

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/custom_recording.service /usr/lib/systemd/system

}

install_Caddyfile() {

[ -d /etc/caddy ] || mkdir /etc/caddy

if [ -f /etc/caddy/Caddyfile ];then

cp /etc/caddy/Caddyfile{,.original}

fi

if ! [ -z ${CADDY_PWD} ];then

HASHWORD=$(caddy hash-password --plaintext ${CADDY_PWD})

cat << EOF > /etc/caddy/Caddyfile

http:// ${BIRDNETPI_URL} {

root * ${EXTRACTED}

file_server browse

handle /By_Date/* {

file_server browse

}

handle /Charts/* {

file_server browse

}

basicauth /views.php?view=File* {

birdnet ${HASHWORD}

}

basicauth /Processed* {

birdnet ${HASHWORD}

}

basicauth /scripts* {

birdnet ${HASHWORD}

}

basicauth /stream {

birdnet ${HASHWORD}

}

basicauth /phpsysinfo* {

birdnet ${HASHWORD}

}

basicauth /terminal* {

birdnet ${HASHWORD}

}

reverse_proxy /stream localhost:8000

php_fastcgi unix//run/php/php-fpm.sock

reverse_proxy /log* localhost:8080

reverse_proxy /stats* localhost:8501

reverse_proxy /terminal* localhost:8888

}

EOF

else

cat << EOF > /etc/caddy/Caddyfile

http:// ${BIRDNETPI_URL} {

root * ${EXTRACTED}

file_server browse

handle /By_Date/* {

file_server browse

}

handle /Charts/* {

file_server browse

}

reverse_proxy /stream localhost:8000

php_fastcgi unix//run/php/php-fpm.sock

reverse_proxy /log* localhost:8080

reverse_proxy /stats* localhost:8501

reverse_proxy /terminal* localhost:8888

}

EOF

fi

systemctl enable caddy

usermod -aG $USER caddy

usermod -aG video caddy

chmod g+r+x $HOME

}

install_avahi_aliases() {

cat << 'EOF' > $HOME/BirdNET-Pi/templates/avahi-alias@.service

[Unit]

Description=Publish %I as alias for %H.local via mdns

After=network.target network-online.target

Requires=network-online.target

[Service]

Restart=always

RestartSec=3

Type=simple

ExecStart=/bin/bash -c "/usr/bin/avahi-publish -a -R %I $(hostname -I |cut -d' ' -f1)"

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/avahi-alias@.service /usr/lib/systemd/system

systemctl enable avahi-alias@"$(hostname)".local.service

# symbolic link does not work here, so just copy

cp -f $HOME/BirdNET-Pi/templates/http.service /etc/avahi/services/

systemctl restart avahi-daemon.service

}

install_birdnet_stats_service() {

cat << EOF > $HOME/BirdNET-Pi/templates/birdnet_stats.service

[Unit]

Description=BirdNET Stats

[Service]

Restart=on-failure

RestartSec=5

Type=simple

User=${USER}

ExecStart=$HOME/BirdNET-Pi/birdnet/bin/streamlit run $HOME/BirdNET-Pi/scripts/plotly_streamlit.py --browser.gatherUsageStats false --server.address localhost --server.baseUrlPath "/stats"

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/birdnet_stats.service /usr/lib/systemd/system

systemctl enable birdnet_stats.service

}

install_spectrogram_service() {

cat << EOF > $HOME/BirdNET-Pi/templates/spectrogram_viewer.service

[Unit]

Description=BirdNET-Pi Spectrogram Viewer

[Service]

Restart=always

RestartSec=10

Type=simple

User=${USER}

ExecStart=/usr/local/bin/spectrogram.sh

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/spectrogram_viewer.service /usr/lib/systemd/system

systemctl enable spectrogram_viewer.service

}

install_chart_viewer_service() {

echo "Installing the chart_viewer.service"

cat << EOF > $HOME/BirdNET-Pi/templates/chart_viewer.service

[Unit]

Description=BirdNET-Pi Chart Viewer Service

[Service]

Restart=always

RestartSec=120

Type=simple

User=$USER

ExecStart=$PYTHON_VIRTUAL_ENV /usr/local/bin/daily_plot.py --daemon --sleep 2

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/chart_viewer.service /usr/lib/systemd/system

systemctl enable chart_viewer.service

}

install_gotty_logs() {

sudo -u ${USER} ln -sf $my_dir/templates/gotty \

${HOME}/.gotty

sudo -u ${USER} ln -sf $my_dir/templates/bashrc \

${HOME}/.bashrc

cat << EOF > $HOME/BirdNET-Pi/templates/birdnet_log.service

[Unit]

Description=BirdNET Analysis Log

[Service]

Restart=on-failure

RestartSec=3

Type=simple

User=${USER}

Environment=TERM=xterm-256color

ExecStart=/usr/local/bin/gotty --address localhost -p 8080 --path log --title-format "BirdNET-Pi Log" birdnet_log.sh

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/birdnet_log.service /usr/lib/systemd/system

systemctl enable birdnet_log.service

cat << EOF > $HOME/BirdNET-Pi/templates/web_terminal.service

[Unit]

Description=BirdNET-Pi Web Terminal

[Service]

Restart=on-failure

RestartSec=3

Type=simple

Environment=TERM=xterm-256color

ExecStart=/usr/local/bin/gotty --address localhost -w -p 8888 --path terminal --title-format "BirdNET-Pi Terminal" login

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/web_terminal.service /usr/lib/systemd/system

systemctl enable web_terminal.service

}

configure_caddy_php() {

echo "Configuring PHP for Caddy"

sed -i 's/www-data/caddy/g' /etc/php/*/fpm/pool.d/www.conf

systemctl restart php\*-fpm.service

echo "Adding Caddy sudoers rule"

cat << EOF > /etc/sudoers.d/010_caddy-nopasswd

caddy ALL=(ALL) NOPASSWD: ALL

EOF

chmod 0440 /etc/sudoers.d/010_caddy-nopasswd

}

install_phpsysinfo() {

sudo -u ${USER} git clone https://github.com/phpsysinfo/phpsysinfo.git \

${HOME}/phpsysinfo

}

config_icecast() {

if [ -f /etc/icecast2/icecast.xml ];then

cp /etc/icecast2/icecast.xml{,.prebirdnetpi}

fi

sed -i 's/>admin</>birdnet</g' /etc/icecast2/icecast.xml

passwords=("source-" "relay-" "admin-" "master-" "")

for i in "${passwords[@]}";do

sed -i "s/<${i}password>.*<\/${i}password>/<${i}password>${ICE_PWD}<\/${i}password>/g" /etc/icecast2/icecast.xml

done

sed -i 's|<!-- <bind-address>.*|<bind-address>127.0.0.1</bind-address>|;s|<!-- <shoutcast-mount>.*|<shoutcast-mount>/stream</shoutcast-mount>|' /etc/icecast2/icecast.xml

systemctl enable icecast2.service

}

install_livestream_service() {

cat << EOF > $HOME/BirdNET-Pi/templates/livestream.service

[Unit]

Description=BirdNET-Pi Live Stream

After=network-online.target

Requires=network-online.target

[Service]

Environment=XDG_RUNTIME_DIR=/run/user/1000

Restart=always

Type=simple

RestartSec=3

User=${USER}

ExecStart=/usr/local/bin/livestream.sh

[Install]

WantedBy=multi-user.target

EOF

ln -sf $HOME/BirdNET-Pi/templates/livestream.service /usr/lib/systemd/system

systemctl enable livestream.service

}

install_cleanup_cron() {

sed "s/\$USER/$USER/g" $my_dir/templates/cleanup.cron >> /etc/crontab

}

install_weekly_cron() {

sed "s/\$USER/$USER/g" $my_dir/templates/weekly_report.cron >> /etc/crontab

}

chown_things() {

chown -R $USER:$USER $HOME/Bird*

}

increase_caddy_timeout() {

mkdir /etc/systemd/system/caddy.service.d

cat << EOF > /etc/systemd/system/caddy.service.d/override.conf

[Service]

TimeoutSec=300s

EOF

systemctl daemon-reload

}

install_services() {

set_hostname

update_etc_hosts

set_login

install_tmp_mount

install_depends

install_scripts

install_Caddyfile

install_avahi_aliases

install_birdnet_analysis

install_birdnet_stats_service

install_recording_service

install_custom_recording_service # But does not enable

install_spectrogram_service

install_chart_viewer_service

install_gotty_logs

install_phpsysinfo

install_livestream_service

install_birdnet_mount

install_cleanup_cron

install_weekly_cron

increase_caddy_timeout

create_necessary_dirs

generate_BirdDB

configure_caddy_php

config_icecast

USER=$USER HOME=$HOME ${my_dir}/scripts/createdb.sh

}

if [ -f ${config_file} ];then

source ${config_file}

source install_helpers.sh

install_services

chown_things

else

echo "Unable to find a configuration file. Please make sure that $config_file exists."

fi