dracut/SOURCES/0176.patch
2021-11-09 10:06:37 +00:00

52 lines
1.8 KiB
Diff

From 0a2f7b1779ddcac1c4e79aa58212c7ee528ac6e1 Mon Sep 17 00:00:00 2001
From: Kairui Song <kasong@redhat.com>
Date: Mon, 15 Feb 2021 23:15:26 +0800
Subject: [PATCH] feat: squash module follow --compress option
Try to make mksquashfs follow --compress option if squash module is
included, if not specified or invalid, fall back to use mksquashfs's
default compressor.
(cherry picked from commit 5d05ffbd87bc27e27f517ebc3454d50729c687e6)
Cherry-picked from: 5d05ffbd
Resolves: #1959336
---
dracut.sh | 17 ++++++++++++++---
1 file changed, 14 insertions(+), 3 deletions(-)
diff --git a/dracut.sh b/dracut.sh
index b403f401..d9a66c5a 100755
--- a/dracut.sh
+++ b/dracut.sh
@@ -1781,14 +1781,25 @@ fi
if dracut_module_included "squash"; then
dinfo "*** Squashing the files inside the initramfs ***"
- mksquashfs $squash_dir $squash_img -no-xattrs -no-exports -noappend -always-use-fragments -comp xz -Xdict-size 100% -no-progress 1> /dev/null
+ declare squash_compress_arg
+ # shellcheck disable=SC2086
+ if [[ $compress ]]; then
+ if ! mksquashfs /dev/null "$DRACUT_TMPDIR"/.squash-test.img -no-progress -comp $compress &>/dev/null; then
+ dwarn "mksquashfs doesn't support compressor '$compress', failing back to default compressor."
+ else
+ squash_compress_arg="$compress"
+ fi
+ fi
- if [[ $? != 0 ]]; then
+ # shellcheck disable=SC2086
+ if ! mksquashfs "$squash_dir" "$squash_img" \
+ -no-xattrs -no-exports -noappend -no-recovery -always-use-fragments \
+ -no-progress ${squash_compress_arg:+-comp $squash_compress_arg} 1> /dev/null; then
dfatal "dracut: Failed making squash image"
exit 1
fi
- rm -rf $squash_dir
+ rm -rf "$squash_dir"
dinfo "*** Squashing the files inside the initramfs done ***"
fi