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kernel-install: do not add kernel entry if already present

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The entry may be already present for example when reinstalling package,
or calling the script multiple times (which apparently is the case
during system installation).
This commit is contained in:
Marek Marczykowski-Górecki 2016-06-03 20:51:18 +02:00
parent dc9e3c9c11
commit 4d4e7cc5e9
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GPG Key ID: 063938BA42CFA724
1 changed files with 39 additions and 37 deletions
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76
system-config/kernel-xen-efi.install
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@ -15,48 +15,50 @@ fi
case "$COMMAND" in case "$COMMAND" in
add) add)
# take the default section and use it as a template for the new entry if ! fgrep -q "[${KVER}]" $EFI_DIR/xen.cfg; then
awk -F = --assign "kver=${KVER}" ' # take the default section and use it as a template for the new entry
/^\[/ { awk -F = --assign "kver=${KVER}" '
# section header - previous section (if any) ended /^\[/ {
# section header - previous section (if any) ended
# if default section already processed, that is all # if default section already processed, that is all
if (in_default) exit; if (in_default) exit;
in_global=0; in_global=0;
in_default=0; in_default=0;
} }
/\[global\]/ { /\[global\]/ {
in_global=1; in_global=1;
}
/^\[/ {
if ("[" default_name "]" == $0) {
in_default=1;
print "[" kver "]";
next;
} }
} /^\[/ {
/^default=/ { if ("[" default_name "]" == $0) {
if (in_global) in_default=1;
default_name=$2; print "[" kver "]";
} next;
/^kernel=/ { }
if (in_default) {
sub("=[^ ]*", "=vmlinuz-" kver);
} }
} /^default=/ {
/^ramdisk=/ { if (in_global)
if (in_default) { default_name=$2;
sub("=[^ ]*", "=initramfs-" kver ".img");
} }
} /^kernel=/ {
{ if (in_default) {
if (in_default) { sub("=[^ ]*", "=vmlinuz-" kver);
print; }
} }
}' $EFI_DIR/xen.cfg >> $EFI_DIR/xen.cfg /^ramdisk=/ {
if (in_default) {
# then change the default sub("=[^ ]*", "=initramfs-" kver ".img");
sed -e "s/default=.*/default=$KVER/" -i $EFI_DIR/xen.cfg }
}
{
if (in_default) {
print;
}
}' $EFI_DIR/xen.cfg >> $EFI_DIR/xen.cfg
# then change the default
sed -e "s/default=.*/default=$KVER/" -i $EFI_DIR/xen.cfg
fi
cp "/boot/vmlinuz-$KVER" "$EFI_DIR/" cp "/boot/vmlinuz-$KVER" "$EFI_DIR/"
dracut -f "$EFI_DIR/initramfs-${KVER}.img" "$KVER" dracut -f "$EFI_DIR/initramfs-${KVER}.img" "$KVER"