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test: add test cases for --volatile= with -U

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For issue #34254.

(cherry picked from commit 48878074d6)
This commit is contained in:
Yu Watanabe 2024-09-05 14:12:20 +09:00 committed by Luca Boccassi
parent 8f31e8ca84
commit 259a8413a6
1 changed files with 31 additions and 0 deletions
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31
test/units/TEST-13-NSPAWN.nspawn.sh
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@ -141,6 +141,37 @@ testcase_sanity() {
test ! -e "$root/var/also-nope"
test ! -e "$root/usr/nope-too"
# --volatile= with -U
touch "$root/usr/has-usr"
# volatile(=yes): rootfs is tmpfs, /usr/ from the OS tree is mounted read only
systemd-nspawn --directory="$root"\
--volatile \
-U \
bash -xec 'test -e /usr/has-usr; touch /usr/read-only && exit 1; touch /nope'
test ! -e "$root/nope"
test ! -e "$root/usr/read-only"
systemd-nspawn --directory="$root"\
--volatile=yes \
-U \
bash -xec 'test -e /usr/has-usr; touch /usr/read-only && exit 1; touch /nope'
test ! -e "$root/nope"
test ! -e "$root/usr/read-only"
# volatile=state: rootfs is read-only, /var/ is tmpfs
systemd-nspawn --directory="$root" \
--volatile=state \
-U \
bash -xec 'test -e /usr/has-usr; mountpoint /var; touch /read-only && exit 1; touch /var/nope'
test ! -e "$root/read-only"
test ! -e "$root/var/nope"
# volatile=overlay: tmpfs overlay is mounted over rootfs
systemd-nspawn --directory="$root" \
--volatile=overlay \
-U \
bash -xec 'test -e /usr/has-usr; touch /nope; touch /var/also-nope; touch /usr/nope-too'
test ! -e "$root/nope"
test ! -e "$root/var/also-nope"
test ! -e "$root/usr/nope-too"
# --machine=, --hostname=
systemd-nspawn --directory="$root" \
--machine="foo-bar.baz" \