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#!/bin/bash |
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# AutoNAS udev wrapper - runs the manager script in background to avoid udev timeout |
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# Usage: autonas-udev-wrapper.sh attach <uuid> |
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# Global configuration |
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LOG_TAG="autonas-wrapper" |
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# Set comprehensive environment for udev context |
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export PATH="/usr/local/bin:/usr/bin:/bin:/sbin:/usr/sbin" |
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export HOME="/root" |
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export USER="root" |
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export LOGNAME="root" |
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export SHELL="/bin/bash" |
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# Set proper umask for mount operations |
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umask 022 |
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UUID="$2" |
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ACTION="$1" |
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# Validate arguments |
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if [ -z "$ACTION" ] || [ -z "$UUID" ]; then |
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logger -p local0.err -t "$LOG_TAG" "Invalid arguments: ACTION='$ACTION', UUID='$UUID'" |
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exit 1 |
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fi |
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# Log the call with device info |
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logger -p local0.info -t "$LOG_TAG" "Called with action: $ACTION, UUID: $UUID" |
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# Get device info for logging |
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if [ -n "$UUID" ]; then |
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DEVICE_PATH="/dev/disk/by-uuid/$UUID" |
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if [ -e "$DEVICE_PATH" ]; then |
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ACTUAL_DEVICE=$(readlink -f "$DEVICE_PATH" 2>/dev/null) |
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logger -p local0.info -t "$LOG_TAG" "Device path: $ACTUAL_DEVICE" |
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fi |
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fi |
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# Run the actual script through systemd for reliable execution |
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( |
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# Additional delay for device stabilization |
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sleep 3 |
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# Ensure we're running as root with full privileges |
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if [ "$(id -u)" != "0" ]; then |
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logger -p local0.err -t "$LOG_TAG" "Not running as root, UID: $(id -u)" |
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exit 1 |
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fi |
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# Use systemd service directly for reliable execution |
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if [ "$ACTION" = "attach" ]; then |
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systemctl start "autonas-attach@${UUID}.service"
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logger -p local0.info -t "$LOG_TAG" "Started systemd service for UUID: $UUID" |
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else |
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logger -p local0.warning -t "$LOG_TAG" "Detach operations not supported through systemd wrapper" |
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fi |
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) & |
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# Log background job started |
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logger -p local0.info -t "$LOG_TAG" "Started background job for $ACTION $UUID (PID: $!)" |
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# Exit immediately so udev doesn't wait |
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exit 0 |