dbcbf9b6b0
Install an example script to update the kernel and initrd image for both the xen-tools.conf file and any pre-existing xen domains.
81 lines
1.4 KiB
Bash
Executable File
81 lines
1.4 KiB
Bash
Executable File
#!/bin/sh
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#
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# Attempt to setup the kernel= + initrd= lines in the xen-tools configuration
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# file.
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#
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# Steve
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# --
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#
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# Find a kernel
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#
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kernel=` ls -1 /boot | grep ^vm |grep -v syms| grep xen | head -n 1`
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if [ ! -z "${kernel}" ]; then
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#
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# it worked - update the configuration file.
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perl -pi.bak -e "s/^\s*kernel\s*=(.*)/kernel = \/boot\/${kernel}/" /etc/xen-tools/xen-tools.conf
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else
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#
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# failed. but the user can fixup
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:
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fi
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#
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# Find a ramdisk
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#
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ramdisk=` ls -1 /boot | grep ^init | grep xen | head -n 1`
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if [ ! -z "${ramdisk}" ]; then
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#
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# it worked - update the configuration file.
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#
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perl -pi.bak -e "s/^\s*initrd\s*=(.*)/initrd = \/boot\/${ramdisk}/" /etc/xen-tools/xen-tools.conf
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else
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# failed. user can fixup
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:
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fi
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#
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# If we found a kernel and an initial ramdisk then modify the configuration
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# files under /etc/xen
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#
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if [ ! -z "${ramdisk}" ] ; then
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if [ ! -z "${kernel}" ]; then
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#
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# Process each file
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#
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for i in /etc/xen/*.cfg; do
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if [ -e $i ]; then
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cp $i $i.bak
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#
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# Upgrade kernel
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#
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perl -pi -e "s/^\s*kernel\s*=(.*)/kernel = '\/boot\/${kernel}'/" $i
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#
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# Upgrade ramdisk
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#
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perl -pi -e "s/^\s*ramdisk\s*=(.*)/ramdisk = '\/boot\/${ramdisk}'/" $i
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fi
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done
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fi
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fi
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