Karl/AnotterKiosk
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make the changes to system

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Karl 2025-06-02 12:21:04 +01:00
parent f5b411ba61
commit b5bb376cc9
1 changed files with 25 additions and 5 deletions
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28
kiosk_skeleton/usr/bin/setup-refresh-timer
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@ -5,6 +5,16 @@ REFRESH_INTERVAL=$(awk -F '=' '/^\[screen\]/ { in_screen=1; next }
in_screen && /^\[/ { in_screen=0 }
in_screen && $1 ~ /refresh_screen_every_x_min/ { gsub(/ /, "", $2); print $2 }' "$INI_FILE")
# Function to safely remount root FS
remount_root() {
local mode=$1
echo "Remounting root filesystem as $mode..."
mount -o remount,"$mode" / || {
echo "Failed to remount root as $mode"
exit 1
}
}
# Safely check if REFRESH_INTERVAL is a positive integer
if [[ "$REFRESH_INTERVAL" =~ ^[0-9]+$ ]] && (( REFRESH_INTERVAL > 0 )); then
echo "Setting up screen refresh every $REFRESH_INTERVAL minutes..."
@ -12,7 +22,11 @@ if [[ "$REFRESH_INTERVAL" =~ ^[0-9]+$ ]] && (( REFRESH_INTERVAL > 0 )); then
SERVICE_UNIT="/etc/systemd/system/screen-refresh.service"
TIMER_UNIT="/etc/systemd/system/screen-refresh.timer"
cat <<EOF | sudo tee "$SERVICE_UNIT" > /dev/null
# Remount as read-write
remount_root rw
# Write unit files
cat <<EOF | tee "$SERVICE_UNIT" > /dev/null
[Unit]
Description=Refresh Screen
@ -21,7 +35,7 @@ Type=oneshot
ExecStart=/usr/bin/refresh-screen
EOF
cat <<EOF | sudo tee "$TIMER_UNIT" > /dev/null
cat <<EOF | tee "$TIMER_UNIT" > /dev/null
[Unit]
Description=Run screen refresh every $REFRESH_INTERVAL minutes
@ -34,8 +48,14 @@ Persistent=false
WantedBy=timers.target
EOF
sudo systemctl daemon-reload
sudo systemctl enable --now screen-refresh.timer
# Reload and enable timer
systemctl daemon-reload
systemctl enable --now screen-refresh.timer
# Remount as read-only
remount_root ro
echo "Screen refresh timer setup complete."
else
echo "Invalid or missing refresh interval"
fi