1.關(guān)機(jī)時(shí)執(zhí)行某個(gè)腳本的具體思路
(1)在文件夾/etc/init.d/下創(chuàng)建關(guān)機(jī)時(shí)需要執(zhí)行的腳本file_name;
(2)分別在文件夾/etc/rc0.d/和/etc/rc6.d/下創(chuàng)建該該腳本文件的鏈接文件K07file_name:
sudo ln -s /etc/init.d/file_name /etc/rc0.d/K07file_namesudo ln -s /etc/init.d/file_name /etc/rc6.d/K07file_name
(3)在文件夾/var/lock/subsys/下生成與file_name同名的文件
sudo mkdir -p /var/lock/subsys/sudo touch /var/lock/subsys/file_name
說明:關(guān)鍵字K07僅需要在文件夾/etc/rc0.d/和/etc/rc6.d/內(nèi)添加,在/etc/init.d/和
/var/lock/subsys/里面不需要添加。
2.舉例—在Linux關(guān)機(jī)時(shí)執(zhí)行腳本snaking616
腳本snaking616內(nèi)容如下:
#!/bin/bash cd /etc/init.d echo "admin"|sudo -S touch eth_set_100 echo "admin"|sudo -S chmod 777 eth_set_100 echo "#!/bin/bash echo "admin"|sudo -S ethtool -s eth1 autoneg off speed 100 duplex full" > eth_set_100
腳本在系統(tǒng)關(guān)機(jī)時(shí)會(huì)在文件夾/etc/init.d下自動(dòng)生成腳本文件eth_set_100,并將以下內(nèi)容寫入該文件內(nèi):
#!/bin/bash echo "admin"|sudo -S ethtool -s eth1 autoneg off speed 100 duplex full
具體實(shí)現(xiàn)方法如下:
(1)打開終端創(chuàng)建腳本文件snaking616
sudo touch /etc/init.d/snaking616sudo chmod 777 /etc/init.d/snaking616sudo gedit /etc/init.d/snaking616
填寫以下代碼:
#!/bin/bash cd /etc/init.d echo "admin"|sudo -S touch eth_set_100 echo "admin"|sudo -S chmod 777 eth_set_100 echo "#!/bin/bash echo "admin"|sudo -S ethtool -s eth1 autoneg off speed 100 duplex full" > eth_set_100
(2)創(chuàng)建連接文件
sudo ln -s /etc/init.d/snaking616 /etc/rc0.d/K07snaking616sudo ln -s /etc/init.d/snaking616 /etc/rc6.d/K07snaking616
(3)在文件夾/var/lock/subsys/下生成與snaking616同名的文件
sudo mkdir -p /var/lock/subsys/sudo touch /var/lock/subsys/snaking616
當(dāng)系統(tǒng)關(guān)機(jī)時(shí)間,在文件夾/etc/init.d下,會(huì)自動(dòng)生成腳本文件eth_set_100。
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