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https://github.com/Dasharo/systemd.git
synced 2026-03-06 15:02:31 -08:00
test: slightly extend the systemd-nspawn tests
This commit is contained in:
Frantisek Sumsal
@@ -12,12 +12,15 @@ mkdir -p "$root/usr/bin"
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busybox="$(type -P busybox-static || type -P busybox)"
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cp "$busybox" "$root/usr/bin/busybox"
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mkdir "$root/var"
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mkdir -p "$root/usr/lib"
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touch "$root/usr/lib/os-release"
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ln -s busybox "$root/usr/bin/cat"
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ln -s busybox "$root/usr/bin/hostname"
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ln -s busybox "$root/usr/bin/ip"
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ln -s busybox "$root/usr/bin/md5sum"
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ln -s busybox "$root/usr/bin/mountpoint"
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ln -s busybox "$root/usr/bin/ps"
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ln -s busybox "$root/usr/bin/seq"
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ln -s busybox "$root/usr/bin/sh"
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@@ -26,8 +29,23 @@ ln -s busybox "$root/usr/bin/stat"
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ln -s busybox "$root/usr/bin/test"
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ln -s busybox "$root/usr/bin/touch"
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ln -s busybox "$root/usr/bin/tr"
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ln -s busybox "$root/usr/bin/true"
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ln -s busybox "$root/usr/bin/usleep"
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# Mock the bare minimum of getent to make systemd-nspawn --user= "work"
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cat >"$root/usr/bin/getent" <<\EOF
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#!/bin/sh
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if [[ $# - eq 0 ]]; then
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:
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elif [[ $1 == passwd ]]; then
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echo "testuser:x:1000:1000:testuser:/:/bin/sh"
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elif [[ $1 == initgroups ]]; then
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echo "testuser"
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fi
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EOF
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chmod +x "$root/usr/bin/getent"
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mkdir -p "$root/usr/sbin"
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cat >"$root/usr/sbin/init" <<\EOF
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#!/bin/sh
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@@ -45,6 +45,223 @@ fi
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mkdir -p /var/lib/machines
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mount -t tmpfs tmpfs /var/lib/machines
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testcase_sanity_check() {
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local template root image oci uuid tmpdir
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template="$(mktemp -d /tmp/nspawn-template.XXX)"
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"$CREATE_BB_CONTAINER" "$template"
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# Create a simple image from the just created container template
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image="$(mktemp /var/lib/machines/testsuite-13.image-XXX.img)"
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dd if=/dev/zero of="$image" bs=1M count=32
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mkfs.ext4 "$image"
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mkdir -p /mnt
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mount -o loop "$image" /mnt
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cp -r "$template"/* /mnt/
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umount /mnt
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# Create a simple OCI bundle
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oci="$(mktemp -d /var/lib/machines/testsuite-13.oci-bundle.XXX)"
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"$CREATE_BB_CONTAINER" "$oci/rootfs"
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cat >"$oci/config.json" <<EOF
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{
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"ociVersion" : "1.0.0",
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"root" : {
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"path" : "rootfs"
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},
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"mounts" : [
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{
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"destination" : "/root",
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"type" : "tmpfs",
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"source" : "tmpfs"
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}
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]
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}
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EOF
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systemd-nspawn --help --no-pager
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systemd-nspawn --version
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# --template=
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root="$(mktemp -u -d /var/lib/machines/testsuite-13.sanity.XXX)"
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(! systemd-nspawn --directory="$root" sh -xec 'echo hello')
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# Initialize $root from $template (the $root directory must not exist, hence
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# the `mktemp -u` above)
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systemd-nspawn --directory="$root" --template="$template" sh -xec 'echo hello'
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systemd-nspawn --directory="$root" sh -xec 'echo hello; touch /initialized'
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test -e "$root/initialized"
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# Check if the $root doesn't get re-initialized once it's not empty
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systemd-nspawn --directory="$root" --template="$template" sh -xec 'echo hello'
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test -e "$root/initialized"
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systemd-nspawn --directory="$root" --ephemeral sh -xec 'touch /ephemeral'
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test ! -e "$root/ephemeral"
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(! systemd-nspawn --directory="$root" --read-only sh -xec 'touch /nope')
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test ! -e "$root/nope"
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systemd-nspawn --image="$image" sh -xec 'echo hello'
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systemd-nspawn --oci-bundle="$oci" sh -xec 'mountpoint /root'
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# --volatile=
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touch "$root/usr/has-usr"
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# volatile(=yes): rootfs is tmpfs, /usr/ from the OS tree is mounted read only
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systemd-nspawn --directory="$root"\
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--volatile \
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sh -xec 'test -e /usr/has-usr; touch /usr/read-only && exit 1; touch /nope'
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test ! -e "$root/nope"
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test ! -e "$root/usr/read-only"
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systemd-nspawn --directory="$root"\
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--volatile=yes \
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sh -xec 'test -e /usr/has-usr; touch /usr/read-only && exit 1; touch /nope'
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test ! -e "$root/nope"
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test ! -e "$root/usr/read-only"
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# volatile=state: rootfs is read-only, /var/ is tmpfs
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systemd-nspawn --directory="$root" \
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--volatile=state \
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sh -xec 'test -e /usr/has-usr; mountpoint /var; touch /read-only && exit 1; touch /var/nope'
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test ! -e "$root/read-only"
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test ! -e "$root/var/nope"
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# volatile=state: tmpfs overlay is mounted over rootfs
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systemd-nspawn --directory="$root" \
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--volatile=overlay \
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sh -xec 'test -e /usr/has-usr; touch /nope; touch /var/also-nope; touch /usr/nope-too'
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test ! -e "$root/nope"
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test ! -e "$root/var/also-nope"
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test ! -e "$root/usr/nope-too"
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# --machine=, --hostname=
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systemd-nspawn --directory="$root" \
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--machine="foo-bar.baz" \
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sh -xec '[[ $(hostname) == foo-bar.baz ]]'
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systemd-nspawn --directory="$root" \
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--hostname="hello.world.tld" \
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sh -xec '[[ $(hostname) == hello.world.tld ]]'
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systemd-nspawn --directory="$root" \
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--machine="foo-bar.baz" \
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--hostname="hello.world.tld" \
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sh -xec '[[ $(hostname) == hello.world.tld ]]'
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# --uuid=
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rm -f "$root/etc/machine-id"
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uuid="deadbeef-dead-dead-beef-000000000000"
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systemd-nspawn --directory="$root" \
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--uuid="$uuid" \
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sh -xec "[[ \$container_uuid == $uuid ]]"
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# --as-pid2
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systemd-nspawn --directory="$root" sh -xec '[[ $$ -eq 1 ]]'
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systemd-nspawn --directory="$root" --as-pid2 sh -xec '[[ $$ -eq 2 ]]'
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# --user=
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systemd-nspawn --directory="$root" sh -xec '[[ $USER == root ]]'
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systemd-nspawn --directory="$root" --user=testuser sh -xec '[[ $USER == testuser ]]'
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# --settings= + .nspawn files
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mkdir -p /run/systemd/nspawn/
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uuid="deadbeef-dead-dead-beef-000000000000"
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echo -ne "[Exec]\nMachineID=deadbeef-dead-dead-beef-111111111111" >/run/systemd/nspawn/foo-bar.nspawn
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systemd-nspawn --directory="$root" \
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--machine=foo-bar \
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--settings=yes \
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sh -xec '[[ $container_uuid == deadbeef-dead-dead-beef-111111111111 ]]'
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systemd-nspawn --directory="$root" \
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--machine=foo-bar \
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--uuid="$uuid" \
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--settings=yes \
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sh -xec "[[ \$container_uuid == $uuid ]]"
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systemd-nspawn --directory="$root" \
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--machine=foo-bar \
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--uuid="$uuid" \
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--settings=override \
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sh -xec '[[ $container_uuid == deadbeef-dead-dead-beef-111111111111 ]]'
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systemd-nspawn --directory="$root" \
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--machine=foo-bar \
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--uuid="$uuid" \
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--settings=trusted \
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sh -xec "[[ \$container_uuid == $uuid ]]"
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# Mounts
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tmpdir="$(mktemp -d)"
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mkdir "$tmpdir"/{1,2,3}
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touch "$tmpdir/1/one" "$tmpdir/2/two" "$tmpdir/3/three"
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touch "$tmpdir/foo"
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# --bind=
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systemd-nspawn --directory="$root" \
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--bind="$tmpdir:/foo" \
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sh -xec 'test -e /foo/foo; touch /foo/bar'
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test -e "$tmpdir/bar"
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# --bind-ro=
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systemd-nspawn --directory="$root" \
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--bind-ro="$tmpdir:/foo" \
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sh -xec 'test -e /foo/foo; touch /foo/baz && exit 1; true'
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# --inaccessible=
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systemd-nspawn --directory="$root" \
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--inaccessible=/var \
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sh -xec 'touch /var/foo && exit 1; true'
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# --tmpfs=
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systemd-nspawn --directory="$root" \
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--tmpfs=/var:rw,nosuid,noexec \
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sh -xec 'touch /var/nope'
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test ! -e "$root/var/nope"
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# --overlay=
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systemd-nspawn --directory="$root" \
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--overlay="$tmpdir/1:$tmpdir/2:$tmpdir/3:/var" \
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sh -xec 'test -e /var/one; test -e /var/two; test -e /var/three; touch /var/foo'
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test -e "$tmpdir/3/foo"
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# --overlay-ro=
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systemd-nspawn --directory="$root" \
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--overlay-ro="$tmpdir/1:$tmpdir/2:$tmpdir/3:/var" \
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sh -xec 'test -e /var/one; test -e /var/two; test -e /var/three; touch /var/nope && exit 1; true'
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test ! -e "$tmpdir/3/nope"
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rm -fr "$tmpdir"
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# Assorted tests
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systemd-nspawn --directory="$root" --suppress-sync=yes sh -xec 'echo hello'
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systemd-nspawn --capability=help
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systemd-nspawn --resolv-conf=help
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systemd-nspawn --timezone=help
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# Handling of invalid arguments
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opts=(
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bind
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bind-ro
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bind-user
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chdir
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console
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inaccessible
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kill-signal
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link-journal
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load-credential
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network-{interface,macvlan,ipvlan,veth-extra,bridge,zone}
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no-new-privileges
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oom-score-adjust
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overlay
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overlay-ro
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personality
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pivot-root
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port
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private-users
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private-users-ownership
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register
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resolv-conf
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rlimit
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root-hash
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root-hash-sig
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set-credential
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settings
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suppress-sync
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timezone
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tmpfs
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uuid
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)
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for opt in "${opts[@]}"; do
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(! systemd-nspawn "--$opt")
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[[ "$opt" == network-zone ]] && continue
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(! systemd-nspawn "--$opt=''")
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(! systemd-nspawn "--$opt=%\$š")
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done
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(! systemd-nspawn --volatile="")
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(! systemd-nspawn --volatile=-1)
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(! systemd-nspawn --rlimit==)
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}
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testcase_check_bind_tmp_path() {
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# https://github.com/systemd/systemd/issues/4789
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local root
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