#!/bin/bash

# 配置參數
LOG_FILE="/var/log/k8s_resource_cleanup.log"

# 檢查并創建日志文件
if [ ! -f "$LOG_FILE" ]; then
  touch "$LOG_FILE"
fi

# 記錄日志函數
log() {
  echo "$(date +"%Y-%m-%d %H:%M:%S") - $1" >> "$LOG_FILE"
}

# 清理未使用的Pod
log "Cleaning up unused Pods..."
kubectl get pods --all-namespaces --field-selector status.phase=Failed -o jsonpath='{.items[*].metadata.name}' | xargs -r kubectl delete pod

# 清理未使用的Job
log "Cleaning up unused Jobs..."
kubectl get jobs --all-namespaces --field-selector status.succeeded=0 -o jsonpath='{.items[*].metadata.name}' | xargs -r kubectl delete job

# 清理未使用的CronJob
log "Cleaning up unused CronJobs..."
kubectl get cronjobs --all-namespaces --field-selector status.active=0 -o jsonpath='{.items[*].metadata.name}' | xargs -r kubectl delete cronjob

log "Resource cleanup completed successfully."