Improve timezone handling

https://github.com/alexbelgium/hassio-addons/issues/1595#issuecomment-2393969024

birdnet-pi/rootfs/etc/cont-init.d/99-run.sh

@@ -6,67 +6,58 @@ set -e
 # SET SYSTEM #
 ##############
 
-echo " "
 bashio::log.info "Setting password for the user pi"
-echo "pi:$(bashio::config "pi_password")" | sudo chpasswd
-echo "... done"
+echo "pi:$(bashio::config "pi_password")" | chpasswd
+bashio::log.info "Password set successfully for user pi."
 
-echo " "
-bashio::log.info "Starting system services"
+bashio::log.info "Setting timezone :"
 
-# Set TZ
+# Use timezone defined in add-on options if available
 if bashio::config.has_value 'TZ'; then
-    TIMEZONE=$(bashio::config 'TZ')
-    echo "... setting timezone to $TIMEZONE"
-    ln -snf /usr/share/zoneinfo/"$TIMEZONE" /etc/localtime
-    echo "$TIMEZONE" >/etc/timezone
-fi || (bashio::log.fatal "Error : $TIMEZONE not found. Here is a list of valid timezones : https://manpages.ubuntu.com/manpages/focal/man3/DateTime::TimeZone::Catalog.3pm.html")
-
-# Correcting systemctl
-echo "... correcting systemctl"
-mv /helpers/systemctl3.py /bin/systemctl
-chmod a+x /bin/systemctl
-
-# Correcting systemctl
-echo "... correcting datetimectl"
-mv /helpers/timedatectl /usr/bin/timedatectl
-chmod a+x /usr/bin/timedatectl
-
-# Correct language labels
-export "$(grep "^DATABASE_LANG" /config/birdnet.conf)"
-# Saving default of en
-cp "$HOME"/BirdNET-Pi/model/labels.txt "$HOME"/BirdNET-Pi/model/labels.bak
-# Adapt to new language
-echo "... adapting labels according to birdnet.conf file to $DATABASE_LANG"
-/."$HOME"/BirdNET-Pi/scripts/install_language_label_nm.sh -l "$DATABASE_LANG"
-
-echo "... starting cron"
-systemctl start cron
-
-# Starting dbus
-echo "... starting dbus"
-service dbus start
-
-# Starting journald
-# echo "... starting journald"
-# systemctl start systemd-journald
-
-# Starting services
-echo ""
-bashio::log.info "Starting BirdNET-Pi services"
-chmod +x "$HOME"/BirdNET-Pi/scripts/restart_services.sh
-"$HOME"/BirdNET-Pi/scripts/restart_services.sh
-
-if bashio::config.true LIVESTREAM_BOOT_ENABLED; then
-    echo "... starting livestream"
-    sudo systemctl enable icecast2
-    sudo systemctl start icecast2.service
-    sudo systemctl enable --now livestream.service
+    TZ_VALUE="$(bashio::config 'TZ')"
+    if timedatectl set-timezone "$TZ_VALUE"; then
+        echo "... timezone set to $TZ_VALUE as defined in add-on options (BirdNET config ignored)."
+    else
+        bashio::log.warning "Couldn't set timezone to $TZ_VALUE. Refer to the list of valid timezones: https://manpages.ubuntu.com/manpages/focal/man3/DateTime::TimeZone::Catalog.3pm.html"
+        timedatectl set-ntp true &>/dev/null
+    fi
+# Use BirdNET-defined timezone if no add-on option is provided
+elif [ -f /data/timezone ]; then
+    BIRDN_CONFIG_TZ="$(cat /data/timezone)"
+    timedatectl set-ntp false &>/dev/null
+    if timedatectl set-timezone "$BIRDN_CONFIG_TZ"; then
+        echo "... set to $BIRDN_CONFIG_TZ as defined in BirdNET config."
+    else
+        bashio::log.warning "Couldn't set timezone to $BIRDN_CONFIG_TZ. Reverting to automatic timezone."
+        timedatectl set-ntp true &>/dev/null
+    fi
+# Fallback to automatic timezone if no manual settings are found
+else
+    if timedatectl set-ntp true &>/dev/null; then
+        bashio::log.info "... automatic timezone enabled."
+    else
+        bashio::log.fatal "Couldn't set automatic timezone! Please set a manual one from the options."
+    fi
 fi
 
-# Correct the phpsysinfo for the correct gotty service
-gottyservice="$(pgrep -l "gotty" | awk '{print $NF}' | head -n 1)"
-echo "... using $gottyservice in phpsysinfo"
-sed -i "s/,gotty,/,${gottyservice:-gotty},/g" "$HOME"/BirdNET-Pi/templates/phpsysinfo.ini
+bashio::log.info "Starting system services"
 
-echo " "
+bashio::log.info "Starting cron service"
+systemctl start cron >/dev/null
+
+bashio::log.info "Starting dbus service"
+service dbus start >/dev/null
+
+bashio::log.info "Starting BirdNET-Pi services"
+chmod +x "$HOME/BirdNET-Pi/scripts/restart_services.sh" >/dev/null
+"$HOME/BirdNET-Pi/scripts/restart_services.sh" >/dev/null
+
+# Start livestream services if enabled in configuration
+if bashio::config.true LIVESTREAM_BOOT_ENABLED; then
+    echo "... starting livestream services"
+    systemctl enable icecast2 >/dev/null
+    systemctl start icecast2.service >/dev/null
+    systemctl enable --now livestream.service >/dev/null
+fi
+
+bashio::log.info "Setup complete."