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Add a kernel install hook to clean up kdump initramfs

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Kdump service will create kdump initramfs when needed, but it won't
clean up the kdump initramfs on kernel uninstall. So create a kernel
install hook to do the clean up job.

Signed-off-by: Kairui Song <kasong@redhat.com>
Acked-by: Dave Young <dyoung@redhat.com>
This commit is contained in:
Kairui Song 2020-07-31 16:47:11 +08:00
parent f8f8d79d7f
commit a7199c141c
2 changed files with 33 additions and 0 deletions
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30
60-kdump.install Executable file
View File

@ -0,0 +1,30 @@
#!/usr/bin/bash
COMMAND="$1"
KERNEL_VERSION="$2"
BOOT_DIR_ABS="$3"
KERNEL_IMAGE="$4"
if ! [[ ${KERNEL_INSTALL_MACHINE_ID-x} ]]; then
exit 0
fi
if [[ -d "$BOOT_DIR_ABS" ]]; then
KDUMP_INITRD="initrdkdump"
else
BOOT_DIR_ABS="/boot"
KDUMP_INITRD="initramfs-${KERNEL_VERSION}kdump.img"
fi
ret=0
case "$COMMAND" in
add)
# Do nothing, kdump initramfs is strictly host only
# and managed by kdump service
;;
remove)
rm -f -- "$BOOT_DIR_ABS/$KDUMP_INITRD"
ret=$?
;;
esac
exit $ret

3
kexec-tools.spec
View File

@ -36,6 +36,7 @@ Source26: live-image-kdump-howto.txt
Source27: early-kdump-howto.txt
Source28: kdump-udev-throttler
Source29: kdump.sysconfig.aarch64
Source30: 60-kdump.install
#######################################
# These are sources for mkdumpramfs
@ -203,6 +204,7 @@ install -m 644 %{SOURCE14} $RPM_BUILD_ROOT%{_udevrulesdir}/98-kexec.rules
install -m 644 %{SOURCE15} $RPM_BUILD_ROOT%{_mandir}/man5/kdump.conf.5
install -m 644 %{SOURCE16} $RPM_BUILD_ROOT%{_unitdir}/kdump.service
install -m 755 -D %{SOURCE22} $RPM_BUILD_ROOT%{_prefix}/lib/systemd/system-generators/kdump-dep-generator.sh
install -m 755 -D %{SOURCE30} $RPM_BUILD_ROOT%{_prefix}/lib/kernel/install.d/60-kdump.install
%ifarch %{ix86} x86_64 ppc64 s390x ppc64le aarch64
install -m 755 makedumpfile-%{mkdf_ver}/makedumpfile $RPM_BUILD_ROOT/usr/sbin/makedumpfile
@ -343,6 +345,7 @@ done
%{_mandir}/man5/*
%{_unitdir}/kdump.service
%{_prefix}/lib/systemd/system-generators/kdump-dep-generator.sh
%{_prefix}/lib/kernel/install.d/60-kdump.install
%doc News
%license COPYING
%doc TODO