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|
#!/bin/bash
### BEGIN INIT INFO
# Provides: lume-watcher
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Watches directory and triggers Lume task
# Description: Watches the specified directory and triggers the Deno Lume task when changes are detected.
### END INIT INFO
WATCHED_DIR="/var/www/html/soulmining/src/"
COMMAND="/home/haturatu/.deno/bin/deno task lume --dest=site"
OUTPUT_ROOT_DIR="/var/www/html/soulmining"
COOLDOWN_TIME=60
LAST_RUN_FILE="/tmp/last_run.time"
LOG_FILE="/var/log/lume-watcher.log"
PID_FILE="/var/run/lume-watcher.pid"
MAX_LOG_SIZE="1M" # 設定可能なログサイズ (例: 500K, 1M, 1G)
# 現在の時間を取得
current_time() {
date +%s
}
# 最後にコマンドを実行した時間を取得する（存在しない場合は0を返す）
get_last_run_time() {
if [ -f "$LAST_RUN_FILE" ]; then
cat "$LAST_RUN_FILE"
else
echo 0
exit 99
fi
}
# 最後にコマンドを実行した時間を記録する
set_last_run_time() {
current_time > "$LAST_RUN_FILE"
}
# ログファイルのサイズをチェックし、削除
check_and_rotate_log() {
if [ -f "$LOG_FILE" ]; then
# 現在のログサイズを取得
current_log_size=$(du -b "$LOG_FILE" | cut -f1)
# MAX_LOG_SIZEをバイト単位に変換
max_size_value=${MAX_LOG_SIZE%[KMG]}
max_size_unit=${MAX_LOG_SIZE: -1}
case $max_size_unit in
K) max_size_in_bytes=$((max_size_value * 1024));;
M) max_size_in_bytes=$((max_size_value * 1024 * 1024));;
G) max_size_in_bytes=$((max_size_value * 1024 * 1024 * 1024));;
*) max_size_in_bytes=$max_size_value;;
esac
# ログファイルのサイズがMAX_LOG_SIZEを超えているかチェック
if [ "$current_log_size" -ge "$max_size_in_bytes" ]; then
rm "$LOG_FILE"
touch "$LOG_FILE"
fi
fi
}
# 監視開始を行う
monitor_directory() {
inotifywait -m -r -e modify,create,delete "$WATCHED_DIR" | while read -r directory events filename; do
echo "$(date): Change detected" >> "$LOG_FILE"
last_run_time=$(get_last_run_time)
now=$(current_time)
if [ $((now - last_run_time)) -ge $COOLDOWN_TIME ]; then
check_and_rotate_log
echo "$(date): Executing command" >> "$LOG_FILE"
sleep 20
cd $OUTPUT_ROOT_DIR || exit
$COMMAND >> "$LOG_FILE" 2>&1
cd ~ || exit
set_last_run_time
else
echo "$(date): Command not executed due to cooldown" >> "$LOG_FILE"
fi
done
}
# デーモンの開始
start() {
check_and_rotate_log
echo "Starting lume-watcher..."
monitor_directory &
echo $! > "$PID_FILE"
echo "Service started."
}
stop() {
echo "Stopping lume-watcher..."
if [ -f "$PID_FILE" ]; then
kill $(cat "$PID_FILE")
rm -f "$PID_FILE"
echo "Service stopped."
else
echo "Service not running."
fi
}
status() {
if [ -f "$PID_FILE" ]; then
cat "$PID_FILE"
echo "Service is running."
else
echo "Service is stopped."
fi
}
case "$1" in
start)
start
;;
stop)
stop
;;
status)
status
;;
restart)
stop
start
;;
*)
echo "Usage: lume-watcher {start|stop|status|restart}"
exit 1
;;
esac
exit 0
|
