SKE087
77 lines
1.8 KiB
Bash
Executable File
77 lines
1.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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MARKER_FILE="/etc/kiwy-signage/pi_boot_config_patched.marker"
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is_pi() {
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if [[ -f /proc/device-tree/model ]] && grep -qi "raspberry pi" /proc/device-tree/model; then
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return 0
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fi
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if grep -qi "raspberry" /proc/cpuinfo 2>/dev/null; then
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return 0
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fi
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return 1
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}
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find_boot_config() {
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if [[ -f /boot/firmware/config.txt ]]; then
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echo "/boot/firmware/config.txt"
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elif [[ -f /boot/config.txt ]]; then
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echo "/boot/config.txt"
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else
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echo ""
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fi
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}
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upsert_key() {
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local key="$1"
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local value="$2"
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local file="$3"
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if grep -Eq "^[#[:space:]]*${key}=" "$file"; then
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sed -i -E "s|^[#[:space:]]*${key}=.*|${key}=${value}|" "$file"
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else
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echo "${key}=${value}" >> "$file"
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fi
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}
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if [[ "${EUID}" -ne 0 ]]; then
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echo "[pi-boot-patch] Please run as root."
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exit 1
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fi
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if ! is_pi; then
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echo "[pi-boot-patch] Not a Raspberry Pi. Skipping."
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exit 0
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fi
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if [[ -f "$MARKER_FILE" ]]; then
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echo "[pi-boot-patch] Patch already applied. Skipping."
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exit 0
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fi
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BOOT_CONFIG="$(find_boot_config)"
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if [[ -z "$BOOT_CONFIG" ]]; then
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echo "[pi-boot-patch] Boot config not found. Skipping."
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exit 0
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fi
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echo "[pi-boot-patch] Applying patch to ${BOOT_CONFIG}"
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# Graphics and memory settings for smoother Chromium playback on Pi.
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upsert_key "dtoverlay" "vc4-kms-v3d" "$BOOT_CONFIG"
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upsert_key "gpu_mem" "256" "$BOOT_CONFIG"
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upsert_key "disable_overscan" "1" "$BOOT_CONFIG"
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# Keep HDMI and display active for kiosk use.
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upsert_key "hdmi_blanking" "0" "$BOOT_CONFIG"
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upsert_key "hdmi_ignore_cec_init" "1" "$BOOT_CONFIG"
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upsert_key "hdmi_force_hotplug" "1" "$BOOT_CONFIG"
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mkdir -p "$(dirname "$MARKER_FILE")"
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date -u +"%Y-%m-%dT%H:%M:%SZ" > "$MARKER_FILE"
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echo "[pi-boot-patch] Patch complete. Marker written to ${MARKER_FILE}"
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