mirror of
https://github.com/alexbelgium/hassio-addons.git
synced 2026-01-11 10:21:02 +01:00
Refactor 91-configure.sh for improved structure
This commit is contained in:
Alexandre
@@ -2,222 +2,116 @@
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# shellcheck shell=bash
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set -e
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####################
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# Update structure #
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####################
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APP_UID=20211
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APP_GID=20211
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: "${TMP_DIR:=/tmp}"
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: "${NETALERTX_DATA:=/config}"
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: "${NETALERTX_DB:=/config/db}"
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: "${NETALERTX_CONFIG:=/config/config}"
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: "${SYSTEM_NGINX_CONFIG_TEMPLATE:=/etc/nginx/nginx.conf.template}"
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# 1. Fix the directories
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for folder in /tmp/run/tmp /tmp/api /tmp/log /tmp/run /tmp/nginx/active-config "$TMP_DIR" "$NETALERTX_DATA" "$NETALERTX_DB" "$NETALERTX_CONFIG"; do
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mkdir -p "$folder"
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chown -R $APP_UID:$APP_UID "$folder"
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chmod -R 755 "$folder"
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done
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config_file="/config/config/app.conf"
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# State files (persistent across restarts)
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state_dir="/config/.netalertx_state"
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sig_file="$state_dir/appconf.sha256"
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restart_lock="$state_dir/restart_in_progress"
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mkdir -p "$state_dir"
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##############################
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# Create required directories #
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##############################
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mkdir -p \
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/config /config/db /config/config \
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/data \
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/tmp/run/tmp /tmp/api /tmp/log /tmp/run /tmp/nginx/active-config \
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"$TMP_DIR" \
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"$NETALERTX_DATA" \
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"$NETALERTX_DB" \
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"$NETALERTX_CONFIG"
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# Best-effort perms (don’t fail on edge cases)
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chown -R "$APP_UID:$APP_GID" /config/db /config/config "$NETALERTX_DB" "$NETALERTX_CONFIG" \
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/tmp/run/tmp /tmp/api /tmp/log /tmp/run /tmp/nginx/active-config "$TMP_DIR" 2>/dev/null || true
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chmod -R 755 /config/db /config/config "$NETALERTX_DB" "$NETALERTX_CONFIG" \
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/tmp/run/tmp /tmp/api /tmp/log /tmp/run /tmp/nginx/active-config "$TMP_DIR" 2>/dev/null || true
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chmod -R 1777 /tmp 2>/dev/null || true
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chmod 666 /dev/stdout /dev/stderr 2>/dev/null || true
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# 2. Fix /tmp and Standard Streams (CRITICAL)
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chmod -R 1777 /tmp
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# This allows the non-root user to write to the container logs
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chmod 666 /dev/stdout /dev/stderr
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# 3. Pre-create and chown log files
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touch /tmp/log/app.php_errors.log /tmp/log/cron.log /tmp/log/stdout.log /tmp/log/stderr.log
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chown "$APP_UID:$APP_GID" /tmp/log/*.log 2>/dev/null || true
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chmod 644 /tmp/log/*.log 2>/dev/null || true
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chown $APP_UID:$APP_UID /tmp/log/*.log
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# /data symlinks -> /config
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rm -rf /data/db /data/config
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ln -sf /config/db /data/db
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ln -sf /config/config /data/config
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# 4. Create Symlinks
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for item in db config; do
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rm -rf "/data/$item"
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ln -sf "/config/$item" "/data/$item"
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chown -R $APP_UID:$APP_UID "/data/$item"
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chmod -R 755 "/data/$item"
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done
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################
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# Fix scripts #
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################
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if [ -f /services/start-php-fpm.sh ]; then
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sed -i 's|>>"\?/tmp/log/app\.php_errors\.log"\? 2>/dev/stderr|>>"/tmp/log/app.php_errors.log"|g' /services/start-php-fpm.sh
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sed -i 's|TEMP_CONFIG_FILE=$(mktemp "${TMP_DIR}/netalertx\.conf\.XXXXXX")|TEMP_CONFIG_FILE=$(mktemp -p "${TMP_DIR:-/tmp}" netalertx.conf.XXXXXX)|' /services/start-php-fpm.sh
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fi
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if [ -n "${SYSTEM_NGINX_CONFIG_TEMPLATE:-}" ] && [ -f "${SYSTEM_NGINX_CONFIG_TEMPLATE:-}" ]; then
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sed -i '/default_type/a include /etc/nginx/http.d/ingress.conf;' "${SYSTEM_NGINX_CONFIG_TEMPLATE}" 2>/dev/null || true
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fi
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#####################
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# Helper: signature #
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#####################
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appconf_signature() {
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# Prints sha256 or nothing if missing
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if [ -f "$config_file" ]; then
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sha256sum "$config_file" | awk '{print $1}'
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fi
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}
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record_signature() {
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sig="$(appconf_signature || true)"
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if [ -n "${sig:-}" ]; then
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printf '%s\n' "$sig" >"$sig_file"
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fi
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}
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signature_changed_or_unknown() {
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# Returns 0 (true) if app.conf exists and signature differs from recorded (or no recorded signature)
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[ -f "$config_file" ] || return 1
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current="$(appconf_signature || true)"
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[ -n "${current:-}" ] || return 1
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if [ ! -f "$sig_file" ]; then
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return 0
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fi
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recorded="$(cat "$sig_file" 2>/dev/null || true)"
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[ "$current" != "$recorded" ]
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}
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#############################################
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# One-time restart when app.conf is created #
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#############################################
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wait_for_appconf_then_restart_once() {
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# Prevent concurrent watcher restarts
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if [ -f "$restart_lock" ]; then
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exit 0
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fi
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touch "$restart_lock" || true
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bashio::log.info "Waiting for NetAlertX to create $config_file ..."
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while [ ! -f "$config_file" ]; do
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sleep 2
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done
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# Wait for stability (size unchanged across checks)
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last_size=""
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stable_count=0
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while [ "$stable_count" -lt 3 ]; do
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size="$(wc -c <"$config_file" 2>/dev/null || echo 0)"
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if [ "$size" = "$last_size" ] && [ "$size" -gt 0 ]; then
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stable_count=$((stable_count + 1))
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else
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stable_count=0
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fi
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last_size="$size"
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sleep 2
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done
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# Record signature so we don't re-restart for the same file
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record_signature
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bashio::log.notice "app.conf detected and stable. Restarting add-on once."
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rm -f "$restart_lock" 2>/dev/null || true
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bashio::addon.restart
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}
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# Fix php
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sed -i 's|>>"\?/tmp/log/app\.php_errors\.log"\? 2>/dev/stderr|>>"/tmp/log/app.php_errors.log"|g' /services/start-php-fpm.sh
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sed -i 's|TEMP_CONFIG_FILE=$(mktemp "${TMP_DIR}/netalertx\.conf\.XXXXXX")|TEMP_CONFIG_FILE=$(mktemp -p "${TMP_DIR:-/tmp}" netalertx.conf.XXXXXX)|' /services/start-php-fpm.sh
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sed -i "/default_type/a include /etc/nginx/http.d/ingress.conf;" "${SYSTEM_NGINX_CONFIG_TEMPLATE}"
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#####################
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# Configure network #
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#####################
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# Configuration file path
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config_file="/config/config/app.conf"
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if [ -f /config/db/app.db ]; then
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chmod a+rwx /config/db/app.db
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fi
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# Function to execute the main logic
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execute_main_logic() {
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bashio::log.info "Initiating scan of Home Assistant network configuration..."
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bashio::log.info "Initiating scan of Home Assistant network configuration..."
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local_ip="$(bashio::network.ipv4_address | head -n 1)"
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local_ip="${local_ip%/*}"
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# Get the local IPv4 address
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local_ip="$(bashio::network.ipv4_address)"
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local_ip="${local_ip%/*}" # Remove CIDR notation
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echo "... Detected local IP: $local_ip"
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echo "... Scanning network for changes"
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if [ -z "$local_ip" ]; then
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bashio::log.error "Could not determine local IPv4 address"
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return 0
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fi
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if ! command -v arp-scan >/dev/null 2>&1; then
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bashio::log.error "arp-scan command not found."
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exit 1
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fi
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if [ ! -f "$config_file" ]; then
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bashio::log.warning "$config_file missing; nothing to update."
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return 0
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fi
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if ! grep -q "^SCAN_SUBNETS" "$config_file"; then
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bashio::log.fatal "SCAN_SUBNETS is not found in $config_file"
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exit 1
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fi
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for interface in $(bashio::network.interfaces); do
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bashio::log.info "Scanning interface: $interface"
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if grep -q -- "$interface" "$config_file"; then
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continue
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# Ensure arp-scan is installed
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if ! command -v arp-scan &> /dev/null; then
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bashio::log.error "arp-scan command not found. Please install arp-scan to proceed."
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exit 1
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fi
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SCAN_SUBNETS="$(grep "^SCAN_SUBNETS" "$config_file" | head -n 1)"
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if [[ "$SCAN_SUBNETS" == *"$local_ip"*"$interface"* ]]; then
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continue
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# Get current settings
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if ! grep -q "^SCAN_SUBNETS" "$config_file"; then
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bashio::log.fatal "SCAN_SUBNETS is not found in your $config_file, please correct your file first"
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fi
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if [[ "$SCAN_SUBNETS" =~ ^SCAN_SUBNETS=\[\]$ ]]; then
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NEW_SCAN_SUBNETS="SCAN_SUBNETS=['${local_ip}/24 --interface=${interface}']"
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else
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NEW_SCAN_SUBNETS="${SCAN_SUBNETS%]} , '${local_ip}/24 --interface=${interface}']"
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fi
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# Iterate over network interfaces
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for interface in $(bashio::network.interfaces); do
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echo "Scanning interface: $interface"
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sed -i "/^SCAN_SUBNETS/c\\$NEW_SCAN_SUBNETS" "$config_file"
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# Check if the interface is already configured
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if grep -q "$interface" "$config_file"; then
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echo "... $interface is already configured in app.conf"
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else
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# Update SCAN_SUBNETS in app.conf
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SCAN_SUBNETS="$(grep "^SCAN_SUBNETS" "$config_file" | head -1)"
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if [[ "$SCAN_SUBNETS" != *"$local_ip"*"$interface"* ]]; then
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# Add to the app.conf
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NEW_SCAN_SUBNETS="${SCAN_SUBNETS%]}, '${local_ip}/24 --interface=${interface}']"
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sed -i "/^SCAN_SUBNETS/c\\$NEW_SCAN_SUBNETS" "$config_file"
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# Check availability of hosts
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VALUE="$(arp-scan --interface="$interface" "${local_ip}/24" 2> /dev/null \
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| grep "responded" \
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| awk -F'.' '{print $NF}' \
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| awk '{print $1}' || true)"
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echo "... $interface is available in Home Assistant (with $VALUE devices), added to app.conf"
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fi
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fi
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done
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VALUE="$(
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arp-scan --interface="$interface" "${local_ip}/24" 2>/dev/null \
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| grep "responded" \
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| awk -F'.' '{print $NF}' \
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| awk '{print $1}' || true
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)"
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bashio::log.info "Network scan completed."
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bashio::log.info "Added ${interface} (${VALUE:-0} devices) to SCAN_SUBNETS"
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done
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# Update signature after modifications
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record_signature
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bashio::log.info "Network scan completed."
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}
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###################
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# Main entrypoint #
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###################
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# Function to wait for the config file
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wait_for_config_file() {
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echo "Waiting for $config_file to become available..."
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while [ ! -f "$config_file" ]; do
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sleep 1
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done
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echo "$config_file is now available. Rebooting the addon."
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bashio::addon.restart
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execute_main_logic
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}
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# Case 1: app.conf is missing -> let NetAlertX generate it, then restart once.
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if [ ! -f "$config_file" ]; then
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wait_for_appconf_then_restart_once &
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exit 0
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# Main script logic
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if [ -f "$config_file" ]; then
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execute_main_logic
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else
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wait_for_config_file &
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true
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fi
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# Case 2: app.conf exists but is "new" (user deleted/recreated, or NetAlertX regenerated)
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# => restart once to allow NetAlertX to re-bootstrap cleanly, then continue on next boot.
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if signature_changed_or_unknown; then
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bashio::log.notice "Detected new or changed app.conf instance; restarting add-on once to re-bootstrap."
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record_signature
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bashio::addon.restart
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fi
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# Normal run
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execute_main_logic
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