//go:build linux
// +build linux

package main

import (
	"syscall"

	"lc/common/util"
)

func getFreeSpace(dir string) (int64, error) {
	var stat syscall.Statfs_t
	if err := syscall.Statfs(dir, &stat); err != nil {
		return 0, err
	}
	free := int64(stat.Bfree) * int64(stat.Bsize)
	total := int64(stat.Blocks) * int64(stat.Bsize)
	util.GetTagLog().Infof("sys", "DeployMgr:磁盘空间检查 dir=%s total=%dMB free=%dMB avail=%dMB bsize=%d blocks=%d bfree=%d bavail=%d",
		dir, total/(1024*1024), int64(stat.Bfree)*int64(stat.Bsize)/(1024*1024), free/(1024*1024),
		stat.Bsize, stat.Blocks, stat.Bfree, stat.Bavail)
	return free, nil
}