256 lines
7.4 KiB
Plaintext
256 lines
7.4 KiB
Plaintext
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#!/bin/bash
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# Configuration and directories
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CONFIG_FILE="/usrdata/simpleupdates/simpleupdate.conf"
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GITUSER="iamromulan"
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GITTREE="main"
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DIRECTORIES=("simpleadmin" "socat-at-bridge" "simplefirewall" "tailscale" "ttyd")
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BASE_URL="https://raw.githubusercontent.com/$GITUSER/quectel-rgmii-toolkit/$GITTREE"
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LOG_FILE="/tmp/simpleupdate.log"
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# Load configuration
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load_config() {
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if [[ -f "$CONFIG_FILE" ]]; then
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source "$CONFIG_FILE"
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else
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echo "Configuration file ($CONFIG_FILE) not found."
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exit 1
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fi
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}
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# Function to trim the log file to the last 100 lines
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trim_log_file() {
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tail -n 100 "$LOG_FILE" > "$LOG_FILE.tmp" && mv "$LOG_FILE.tmp" "$LOG_FILE"
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}
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# Function to check for updates
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check_for_updates() {
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echo "$(date): Checking for updates..."
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for dir in "${DIRECTORIES[@]}"; do
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local remote_rev=$(wget -qO- "$BASE_URL/$dir/.rev")
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local local_rev_file="/usrdata/$dir/.rev"
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if [[ ! -f "$local_rev_file" ]]; then
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echo "No local revision file found for $dir, skipping."
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continue
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fi
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local local_rev=$(cat "$local_rev_file")
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if [[ "$remote_rev" -gt "$local_rev" ]]; then
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echo "Update available for $dir, updating..."
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wget -qO "/tmp/update_${dir}.sh" "$BASE_URL/simpleupdates/scripts/update_${dir}.sh"
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chmod +x "/tmp/update_${dir}.sh"
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"/tmp/update_${dir}.sh"
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else
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echo "$dir is up to date."
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fi
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done
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trim_log_file
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wait_to_update
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}
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# Function to wait and trigger updates based on scheduling
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wait_to_update() {
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echo "Waiting for the next update check according to schedule..."
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while true; do
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local current_time=$(date "+%H:%M")
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local current_day=$(date "+%a")
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local current_date=$(date "+%d")
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case $UPDATE_FREQUENCY in
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daily)
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if [[ "$current_time" == "$SCHEDULED_TIME" ]]; then
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check_for_updates
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fi
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;;
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weekly)
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if [[ "$current_day" == "$WEEKLY_DAY" && "$current_time" == "$SCHEDULED_TIME" ]]; then
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check_for_updates
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fi
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;;
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monthly)
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if [[ "$current_date" == "$MONTHLY_DATE" && "$current_time" == "$SCHEDULED_TIME" ]]; then
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check_for_updates
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fi
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;;
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none)
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echo "Update checking is disabled by frequency setting."
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exit 0
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;;
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esac
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sleep 30 # Sleep for 30 seconds for more granular checks
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trim_log_file
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done
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}
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# Daemon mode to wait and trigger updates based on scheduling
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daemon_mode() {
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load_config
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exec > >(tee -a "$LOG_FILE") 2>&1
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echo "Daemon mode started."
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# Validate only one update frequency is defined
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frequency_count=0
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[[ "$UPDATE_FREQUENCY" == "daily" ]] && ((frequency_count++))
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[[ "$UPDATE_FREQUENCY" == "weekly" ]] && ((frequency_count++))
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[[ "$UPDATE_FREQUENCY" == "monthly" ]] && ((frequency_count++))
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if [[ $frequency_count -gt 1 ]]; then
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echo "Error: More than one update frequency is defined. Exiting."
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exit 1
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elif [[ $frequency_count -eq 0 && "$UPDATE_FREQUENCY" != "none" ]]; then
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echo "Error: No valid update frequency defined. Exiting."
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exit 1
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fi
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if [[ "$CONF_ENABLED" == "no" ]]; then
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echo "Updates are disabled in the configuration."
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exit 0
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fi
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if [[ "$CHECK_AT_BOOT" == "yes" ]]; then
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check_for_updates
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else
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wait_to_update
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fi
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}
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# Function to check for updates
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force_check_for_updates() {
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echo "$(date): Checking for updates..."
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for dir in "${DIRECTORIES[@]}"; do
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local remote_rev=$(wget -qO- "$BASE_URL/$dir/.rev")
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local local_rev_file="/usrdata/$dir/.rev"
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if [[ ! -f "$local_rev_file" ]]; then
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echo "No local revision file found for $dir, skipping."
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continue
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fi
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local local_rev=$(cat "$local_rev_file")
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if [[ "$remote_rev" -gt "$local_rev" ]]; then
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echo "Update available for $dir, updating..."
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wget -qO "/tmp/update_${dir}.sh" "$BASE_URL/simpleupdates/scripts/update_${dir}.sh"
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chmod +x "/tmp/update_${dir}.sh"
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"/tmp/update_${dir}.sh"
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else
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echo "$dir is up to date."
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fi
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done
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exit 0
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}
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# Helper function to load and update the configuration
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update_config() {
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local key="$1"
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local value="$2"
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if grep -q "^$key=" "$CONFIG_FILE"; then
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sed -i "s|^$key=.*|$key=$value|" "$CONFIG_FILE"
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else
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echo "$key=$value" >> "$CONFIG_FILE"
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fi
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}
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# Display the current configuration status
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status() {
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echo "Current Configuration Status:"
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if [[ -f "$CONFIG_FILE" ]]; then
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while IFS= read -r line; do
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echo "$line"
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done < "$CONFIG_FILE"
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else
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echo "Configuration file not found."
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fi
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}
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# Enable automatic updates
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enable_updates() {
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update_config "CONF_ENABLED" "yes"
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echo "Automatic updates have been enabled."
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}
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# Disable automatic updates
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disable_updates() {
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update_config "CONF_ENABLED" "no"
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echo "Automatic updates have been disabled."
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}
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# Interactive setup for the update configuration
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setup() {
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read -p "Enable automatic updates? [yes/no]: " enable_updates
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if [[ "$enable_updates" == "yes" ]]; then
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enable_updates
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else
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disable_updates
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fi
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read -p "Check for updates at boot? [yes/no]: " check_boot
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update_config "CHECK_AT_BOOT" "$check_boot"
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read -p "Update frequency (none, daily, weekly, monthly): " frequency
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update_config "UPDATE_FREQUENCY" "$frequency"
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case $frequency in
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daily)
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read -p "Scheduled time (HH:MM in 24-hour format): " time
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update_config "SCHEDULED_TIME" "$time"
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;;
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weekly)
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echo "Please enter the day of the week."
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read -p "Day (full name or abbreviation, e.g., Monday or Mon): " day_input
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# Normalize input to abbreviated form
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day_abbr=$(date -d "$day_input" +%a 2>/dev/null)
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if [[ $? -ne 0 ]]; then
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echo "Invalid day of the week. Please try again."
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return 1
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fi
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update_config "WEEKLY_DAY" "$day_abbr"
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read -p "Scheduled time (HH:MM in 24-hour format): " time
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update_config "SCHEDULED_TIME" "$time"
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;;
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monthly)
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read -p "Date of the month (1-31): " date
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update_config "MONTHLY_DATE" "$date"
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read -p "Scheduled time (HH:MM in 24-hour format): " time
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update_config "SCHEDULED_TIME" "$time"
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;;
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*)
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echo "No scheduling will be set."
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;;
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esac
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echo "Update configuration has been set."
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}
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# Command operations: status, enable, disable, update, setup
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case "$1" in
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d)
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daemon_mode
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;;
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update)
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load_config
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force_check_for_updates
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;;
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status)
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status
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;;
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enable)
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enable_updates
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;;
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disable)
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disable_updates
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;;
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setup)
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setup
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;;
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*)
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echo "Usage:"
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echo "d: Run as a background check daemon"
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echo "update: Force check for and install updates"
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echo "status: Display current set update schedule"
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echo "enable: Enable automatic updates"
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echo "disable: Disable automatic updates"
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echo "setup: Set up an automatic update schedule"
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;;
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esac
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