kexec-tools/kdump-anaconda-addon/README
Arthur Zou 5669f6bbe0 Add a anaconda addon to configurate kdump in the system installation process
Currently this work is done by firstboot. Now we move to anaconda addon
to configurate in the system installation process.

Signed-off-by: Arthur Zou <zzou@redhat.com>
Acked-by: Dave Young <dyoung@redhat.com>
2014-05-20 16:05:54 +08:00

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This is an anaconda addon for configuring kdump. To use, copy the
com_redhat_kdump directory into /usr/share/anaconda/addons on your
installation media.
The syntax of the addon's kickstart section is:
%addon com_redhat_kdump (--enable|--disable) --reserve-mb=("auto"|<amount>)
%end
Note that support for arguments on the %addon line was added in
anaconda-21.23. See anaconda commit 3a512e4f9e15977f0ce2d0bbe39e841b881398f3,
https://bugzilla.redhat.com/show_bug.cgi?id=1065674
How to test the kdump-anaconda-addon?
You can provide an updates image in the kernel boot arguments as updates=,
and the contents will be added to the stage2 filesystem.
https://fedoraproject.org/wiki/Anaconda/Updates has more details, but usually
the easiest is to make it available via HTTP or FTP and provide a url to updates=.
The file is a gzip-compressed cpio archive, and the files need to be put into
stage2 in /usr/share/anaconda/addons, so something like this will work to create
an updates.img:
mkdir -p updates/usr/share/anaconda/addons
cp -r com_redhat_kdump updates/usr/share/anaconda/addons/
( cd updates; find . | cpio -oc | gzip -c9 ) > updates.img
then you can upload the updates.img to some http or ftp server so the anaconda
can get it by boot parameter as updates=http://some.website.com/path/to/updates.img.