PHP和Shell实现检查SAMBA与NFS Server是否存在
这篇文章主要介绍了PHP和Shell实现检查SAMBA与NFS Server是否存在,本文分别给出了PHP检查脚本和Shell检查脚本,需要的朋友可以参考下
通常会通过 /etc/fstab 来处理挂载的设置,然后再使用 mount -a 来重新确认挂载,最好在排程的程序用到挂载目录时也执行一次 mount -a,,挂载目录在断线后是不会自动回复的,mount -a 的 Timeout 其实还蛮久的,尤其是 Server 不存在的时候,所以最好还是用对应的 client 先确认 server 是否存在。
而检查 NFS 的 client 可以用 showmount 来处理,在 Ubuntu 上的安装方式如下:
复制代码 代码如下:
sudo aptitude install nfs-common
而 SAMBA 的 client 则是用 smbclient,在 Ubuntu 上的安装方式如下:
复制代码 代码如下:
sudo aptitude install smbclient
检查 NFS Server 是否存在的流程
以 Shell 的方式检查
复制代码 代码如下:
# 先以 client 确认 server 是否存在
/sbin/showmount 192.168.0.6 >/dev/null 2>&1
if [ "j$?" != "j0" ]; then
echo "NFS Server is not exist"
exit 1
fi
# 重新确认挂载
mount -a >/dev/null 2>&1
if [ "j$?" != "j0" ]; then
echo "NFS Server mount failed"
exit 1;
fi
以 PHP 的方式检查
复制代码 代码如下:
/*先以 client 确认 server 是否存在*/
$state = shell_exec('/sbin/showmount 192.168.0.6 >/dev/null 2>&1; echo $?');
if(trim($state)!='0'){
echo "NFS Server is not exist";
exit;
}
/*重新确认挂载*/
if(shell_exec('mount -a 2>&1')){
echo "NFS Server mount failed"
exit;
}
检查 SAMBA Server 是否存在的流程
以 Shell 的方式检查
复制代码 代码如下:
# 先以 client 确认 server 是否存在
smbclient -NL //192.168.0.6 >/dev/null 2>&1
if [ "j$?" != "j0" ]; then
echo "SAMBA Server is not exist"
exit 1
fi
# 重新确认挂载
mount -a >/dev/null 2>&1
if [ "j$?" != "j0" ]; then
echo "SAMBA Server mount failed"
exit 1;
fi
以 PHP 的方式检查
复制代码 代码如下:
/*先以 client 确认 server 是否存在*/
$state = shell_exec('smbclient -NL //192.168.0.6 >/dev/null 2>&1; echo $?');
if(trim($state)!='0'){
echo "SAMBA Server is not exist";
exit;
}
/*重新确认挂载*/
if(shell_exec('mount -a 2>&1')){
echo "SAMBA Server mount failed"
exit;
}

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