TEST_DESCRIPTION="systemd-nspawn smoke test"
IMAGE_NAME="nspawn"
TEST_NO_NSPAWN=1
+# The test containers are missing the $BUILD_DIR with the necessary note files
+# which generates lots of errors regarding missing coverage. Since fixing this
+# would make the test code unnecessarily messy, let's just ignore them, at least
+# for now.
+IGNORE_MISSING_COVERAGE=yes
# shellcheck source=test/test-functions
. "${TEST_BASE_DIR:?}/test-functions"
loadkeys
login
losetup
+ lsattr
lz4cat
mkfifo
mknod
--- /dev/null
+#!/usr/bin/env bash
+# SPDX-License-Identifier: LGPL-2.1-or-later
+# shellcheck disable=SC2016
+set -eux
+set -o pipefail
+
+export PAGER=
+
+CREATE_BB_CONTAINER="/usr/lib/systemd/tests/testdata/create-busybox-container"
+
+at_exit() {
+ set +e
+
+ machinectl status long-running >/dev/null && machinectl kill --signal=KILL long-running
+ mountpoint -q /var/lib/machines && timeout 10 sh -c "while ! umount /var/lib/machines; do sleep .5; done"
+}
+
+trap at_exit EXIT
+
+# Mount tmpfs over /var/lib/machines to not pollute the image
+mkdir -p /var/lib/machines
+mount -t tmpfs tmpfs /var/lib/machines
+
+# Create a couple of containers we can refer to in tests
+for i in {0..4}; do
+ "$CREATE_BB_CONTAINER" "/var/lib/machines/container$i"
+ machinectl start "container$i"
+done
+# Create one "long running" container with some basic signal handling
+"$CREATE_BB_CONTAINER" /var/lib/machines/long-running
+cat >/var/lib/machines/long-running/sbin/init <<\EOF
+#!/bin/sh -x
+#
+PID=0
+
+# sh doesn't recognize RTMIN+4, so we have to use the signal number directly
+trap "touch /poweroff" 38
+trap "touch /reboot" INT
+trap "touch /trap" TRAP
+trap 'kill $PID' EXIT
+
+# We need to wait for the sleep process asynchronously in order to allow
+# bash to process signals
+sleep infinity &
+PID=$!
+while :; do
+ wait || :
+done
+EOF
+machinectl start long-running
+
+machinectl
+machinectl --no-pager --help
+machinectl --version
+machinectl list
+machinectl list --no-legend --no-ask-password
+
+machinectl status long-running long-running long-running
+machinectl status --full long-running
+machinectl status --quiet --lines=1 long-running
+machinectl status --lines=0 --max-addresses=0 long-running
+machinectl status --machine=testuser@.host long-running
+machinectl status --output=help long-running
+while read -r output; do
+ machinectl status --output="$output" long-running
+done < <(machinectl --output=help)
+
+machinectl show
+machinectl show --all
+machinectl show --all --machine=root@
+machinectl show --all --machine=testuser@
+[[ "$(machinectl show --property=PoolPath --value)" == "/var/lib/machines" ]]
+machinectl show long-running
+machinectl show long-running long-running long-running --all
+[[ "$(machinectl show --property=RootDirectory --value long-running)" == "/var/lib/machines/long-running" ]]
+
+machinectl enable long-running
+test -L /etc/systemd/system/machines.target.wants/systemd-nspawn@long-running.service
+machinectl enable long-running long-running long-running container1
+machinectl disable long-running
+test ! -L /etc/systemd/system/machines.target.wants/systemd-nspawn@long-running.service
+machinectl disable long-running long-running long-running container1
+
+[[ "$(machinectl shell testuser@ /bin/sh -c 'echo -ne $FOO')" == "" ]]
+[[ "$(machinectl shell --setenv=FOO=bar testuser@ /bin/sh -c 'echo -ne $FOO')" == "bar" ]]
+
+[[ "$(machinectl show --property=State --value long-running)" == "running" ]]
+# Equivalent to machinectl kill --signal=SIGRTMIN+4 --kill-whom=leader
+rm -f /var/lib/machines/long-running/poweroff
+machinectl poweroff long-running
+test -e /var/lib/machines/long-running/poweroff
+machinectl poweroff long-running long-running long-running
+# Equivalent to machinectl kill --signal=SIGINT --kill-whom=leader
+rm -f /var/lib/machines/long-running/reboot
+machinectl reboot long-running
+test -e /var/lib/machines/long-running/reboot
+machinectl reboot long-running long-running long-running
+# Skip machinectl terminate for now, as it doesn't play well with our "init"
+rm -f /var/lib/machines/long-running/trap
+machinectl kill --signal=SIGTRAP --kill-whom=leader long-running
+test -e /var/lib/machines/long-running/trap
+machinectl kill --signal=SIGTRAP --kill-whom=leader long-running long-running long-running
+# All used signals should've been caught by a handler
+[[ "$(machinectl show --property=State --value long-running)" == "running" ]]
+
+cp /etc/machine-id /tmp/foo
+machinectl copy-to long-running /tmp/foo /root/foo
+test -f /var/lib/machines/long-running/root/foo
+machinectl copy-from long-running /root/foo /tmp/bar
+diff /tmp/foo /tmp/bar
+rm -f /tmp/{foo,bar}
+
+# machinectl bind is covered by testcase_check_machinectl_bind() in nspawn tests
+
+machinectl list-images
+machinectl list-images --no-legend
+machinectl image-status
+machinectl image-status container1
+machinectl image-status container1 container1 container{0..4}
+machinectl show-image
+machinectl show-image container1
+machinectl show-image container1 container1 container{0..4}
+
+machinectl clone container1 clone1
+machinectl show-image clone1
+machinectl rename clone1 clone2
+(! machinectl show-image clone1)
+machinectl show-image clone2
+if lsattr -d /var/lib/machines >/dev/null; then
+ [[ "$(machinectl show-image --property=ReadOnly --value clone2)" == no ]]
+ machinectl read-only clone2 yes
+ [[ "$(machinectl show-image --property=ReadOnly --value clone2)" == yes ]]
+ machinectl read-only clone2 no
+ [[ "$(machinectl show-image --property=ReadOnly --value clone2)" == no ]]
+fi
+machinectl remove clone2
+for i in {0..4}; do
+ machinectl clone container1 "clone$i"
+done
+machinectl remove clone{0..4}
+for i in {0..4}; do
+ machinectl clone container1 ".hidden$i"
+done
+machinectl list-images --all
+test -d /var/lib/machines/.hidden1
+machinectl clean
+test ! -d /var/lib/machines/.hidden1
+
+# Prepare a simple raw container
+mkdir -p /tmp/mnt
+dd if=/dev/zero of=/tmp/container.raw bs=1M count=32
+mkfs.ext4 /tmp/container.raw
+mount -o loop /tmp/container.raw /tmp/mnt
+cp -r /var/lib/machines/container1/* /tmp/mnt
+umount /tmp/mnt
+# Try to import it, run it, export it, and re-import it
+machinectl import-raw /tmp/container.raw container-raw
+[[ "$(machinectl show-image --property=Type --value container-raw)" == "raw" ]]
+machinectl start container-raw
+machinectl export-raw container-raw /tmp/container-export.raw
+machinectl import-raw /tmp/container-export.raw container-raw-reimport
+[[ "$(machinectl show-image --property=Type --value container-raw-reimport)" == "raw" ]]
+rm -f /tmp/container{,-export}.raw
+
+# Prepare a simple tar.gz container
+tar -pczf /tmp/container.tar.gz -C /var/lib/machines/container1 .
+# Try to import it, run it, export it, and re-import it
+machinectl import-tar /tmp/container.tar.gz container-tar
+[[ "$(machinectl show-image --property=Type --value container-tar)" == "directory" ]]
+machinectl start container-tar
+machinectl export-tar container-tar /tmp/container-export.tar.gz
+machinectl import-tar /tmp/container-export.tar.gz container-tar-reimport
+[[ "$(machinectl show-image --property=Type --value container-tar-reimport)" == "directory" ]]
+rm -f /tmp/container{,-export}.tar.gz
+
+# Try to import a container directory & run it
+cp -r /var/lib/machines/container1 /tmp/container.dir
+machinectl import-fs /tmp/container.dir container-dir
+[[ "$(machinectl show-image --property=Type --value container-dir)" == "directory" ]]
+machinectl start container-dir
+rm -fr /tmp/container.dir
+
+timeout 10 sh -c "while ! machinectl clean --all; do sleep .5; done"
+
+for opt in format lines machine max-addresses output setenv verify; do
+ (! machinectl status "--$opt=" long-running)
+ (! machinectl status "--$opt=-1" long-running)
+ (! machinectl status "--$opt=''" long-running)
+done
+(! machinectl show "")
+(! machinectl enable)
+(! machinectl enable "")
+(! machinectl disable)
+(! machinectl disable "")
+(! machinectl read-only container1 "")
+(! machinectl read-only container1 foo)
+(! machinectl read-only container1 -- -1)
--- /dev/null
+#!/usr/bin/env bash
+# SPDX-License-Identifier: LGPL-2.1-or-later
+# shellcheck disable=SC2016
+set -eux
+set -o pipefail
+
+export SYSTEMD_LOG_LEVEL=debug
+export SYSTEMD_LOG_TARGET=journal
+CREATE_BB_CONTAINER="/usr/lib/systemd/tests/testdata/create-busybox-container"
+
+at_exit() {
+ set +e
+
+ mountpoint -q /var/lib/machines && umount /var/lib/machines
+}
+
+trap at_exit EXIT
+
+# check cgroup-v2
+IS_CGROUPSV2_SUPPORTED=no
+mkdir -p /tmp/cgroup2
+if mount -t cgroup2 cgroup2 /tmp/cgroup2; then
+ IS_CGROUPSV2_SUPPORTED=yes
+ umount /tmp/cgroup2
+fi
+rmdir /tmp/cgroup2
+
+# check cgroup namespaces
+IS_CGNS_SUPPORTED=no
+if [[ -f /proc/1/ns/cgroup ]]; then
+ IS_CGNS_SUPPORTED=yes
+fi
+
+IS_USERNS_SUPPORTED=no
+# On some systems (e.g. CentOS 7) the default limit for user namespaces
+# is set to 0, which causes the following unshare syscall to fail, even
+# with enabled user namespaces support. By setting this value explicitly
+# we can ensure the user namespaces support to be detected correctly.
+sysctl -w user.max_user_namespaces=10000
+if unshare -U sh -c :; then
+ IS_USERNS_SUPPORTED=yes
+fi
+
+# Mount tmpfs over /var/lib/machines to not pollute the image
+mkdir -p /var/lib/machines
+mount -t tmpfs tmpfs /var/lib/machines
+
+testcase_check_bind_tmp_path() {
+ # https://github.com/systemd/systemd/issues/4789
+ local root
+
+ root="$(mktemp -d /var/lib/machines/testsuite-13.bind-tmp-path.XXX)"
+ "$CREATE_BB_CONTAINER" "$root"
+ : >/tmp/bind
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --bind=/tmp/bind \
+ /bin/sh -c 'test -e /tmp/bind'
+
+ rm -fr "$root" /tmp/bind
+}
+
+testcase_check_norbind() {
+ # https://github.com/systemd/systemd/issues/13170
+ local root
+
+ root="$(mktemp -d /var/lib/machines/testsuite-13.norbind-path.XXX)"
+ mkdir -p /tmp/binddir/subdir
+ echo -n "outer" >/tmp/binddir/subdir/file
+ mount -t tmpfs tmpfs /tmp/binddir/subdir
+ echo -n "inner" >/tmp/binddir/subdir/file
+ "$CREATE_BB_CONTAINER" "$root"
+
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --bind=/tmp/binddir:/mnt:norbind \
+ /bin/sh -c 'CONTENT=$(cat /mnt/subdir/file); if [[ $CONTENT != "outer" ]]; then echo "*** unexpected content: $CONTENT"; return 1; fi'
+
+ umount /tmp/binddir/subdir
+ rm -fr "$root" /tmp/binddir/
+}
+
+check_rootidmap_cleanup() {
+ local dir="${1:?}"
+
+ mountpoint -q "$dir/bind" && umount "$dir/bind"
+ rm -fr "$dir"
+}
+
+testcase_check_rootidmap() {
+ local root cmd permissions
+ local owner=1000
+
+ root="$(mktemp -d /var/lib/machines/testsuite-13.rootidmap-path.XXX)"
+ # Create ext4 image, as ext4 supports idmapped-mounts.
+ mkdir -p /tmp/rootidmap/bind
+ dd if=/dev/zero of=/tmp/rootidmap/ext4.img bs=4k count=2048
+ mkfs.ext4 /tmp/rootidmap/ext4.img
+ mount /tmp/rootidmap/ext4.img /tmp/rootidmap/bind
+ trap "check_rootidmap_cleanup /tmp/rootidmap/" RETURN
+
+ touch /tmp/rootidmap/bind/file
+ chown -R "$owner:$owner" /tmp/rootidmap/bind
+
+ "$CREATE_BB_CONTAINER" "$root"
+ cmd='PERMISSIONS=$(stat -c "%u:%g" /mnt/file); if [[ $PERMISSIONS != "0:0" ]]; then echo "*** wrong permissions: $PERMISSIONS"; return 1; fi; touch /mnt/other_file'
+ if ! SYSTEMD_LOG_TARGET=console \
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --bind=/tmp/rootidmap/bind:/mnt:rootidmap \
+ /bin/sh -c "$cmd" |& tee nspawn.out; then
+ if grep -q "Failed to map ids for bind mount.*: Function not implemented" nspawn.out; then
+ echo "idmapped mounts are not supported, skipping the test..."
+ return 0
+ fi
+
+ return 1
+ fi
+
+ permissions=$(stat -c "%u:%g" /tmp/rootidmap/bind/other_file)
+ if [[ $permissions != "$owner:$owner" ]]; then
+ echo "*** wrong permissions: $permissions"
+ [[ "$IS_USERNS_SUPPORTED" == "yes" ]] && return 1
+ fi
+}
+
+testcase_check_notification_socket() {
+ # https://github.com/systemd/systemd/issues/4944
+ local cmd='echo a | $(busybox which nc) -U -u -w 1 /run/host/notify'
+
+ # /testsuite-13.nc-container is prepared by test.sh
+ systemd-nspawn --register=no --directory=/testsuite-13.nc-container /bin/sh -x -c "$cmd"
+ systemd-nspawn --register=no --directory=/testsuite-13.nc-container -U /bin/sh -x -c "$cmd"
+}
+
+testcase_check_os_release() {
+ local root entrypoint os_release_source
+
+ root="$(mktemp -d /var/lib/machines/testsuite-13.check-os-release.XXX)"
+ "$CREATE_BB_CONTAINER" "$root"
+ entrypoint="$root/entrypoint.sh"
+ cat >"$entrypoint" <<\EOF
+#!/bin/sh -ex
+
+. /tmp/os-release
+[[ -n "${ID:-}" && "$ID" != "$container_host_id" ]] && exit 1
+[[ -n "${VERSION_ID:-}" && "$VERSION_ID" != "$container_host_version_id" ]] && exit 1
+[[ -n "${BUILD_ID:-}" && "$BUILD_ID" != "$container_host_build_id" ]] && exit 1
+[[ -n "${VARIANT_ID:-}" && "$VARIANT_ID" != "$container_host_variant_id" ]] && exit 1
+
+cd /tmp
+(cd /run/host && md5sum os-release) | md5sum -c
+EOF
+ chmod +x "$entrypoint"
+
+ os_release_source="/etc/os-release"
+ if [[ ! -r "$os_release_source" ]]; then
+ os_release_source="/usr/lib/os-release"
+ elif [[ -L "$os_release_source" ]]; then
+ # Ensure that /etc always wins if available
+ cp --remove-destination -fv /usr/lib/os-release /etc/os-release
+ echo MARKER=1 >>/etc/os-release
+ fi
+
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --bind="$os_release_source:/tmp/os-release" \
+ "${entrypoint##"$root"}"
+
+ if grep -q MARKER /etc/os-release; then
+ ln -svrf /usr/lib/os-release /etc/os-release
+ fi
+
+ rm -fr "$root"
+}
+
+testcase_check_machinectl_bind() {
+ local service_path service_name root container_name ec
+ local cmd='for i in $(seq 1 20); do if test -f /tmp/marker; then exit 0; fi; usleep 500000; done; exit 1;'
+
+ root="$(mktemp -d /var/lib/machines/testsuite-13.check-machinectl-bind.XXX)"
+ "$CREATE_BB_CONTAINER" "$root"
+ container_name="${root##*/}"
+
+ service_path="$(mktemp /run/systemd/system/nspawn-machinectl-bind-XXX.service)"
+ service_name="${service_path##*/}"
+ cat >"$service_path" <<EOF
+[Service]
+Type=notify
+ExecStart=systemd-nspawn --directory="$root" --notify-ready=no /bin/sh -xec "$cmd"
+EOF
+
+ systemctl daemon-reload
+ systemctl start "$service_name"
+ touch /tmp/marker
+ machinectl bind --mkdir "$container_name" /tmp/marker
+
+ timeout 10 bash -c "while [[ '\$(systemctl show -P SubState $service_name)' == running ]]; do sleep .2; done"
+ ec="$(systemctl show -P ExecMainStatus "$service_name")"
+
+ rm -fr "$root" "$service_path"
+
+ return "$ec"
+}
+
+testcase_check_selinux() {
+ # Basic test coverage to avoid issues like https://github.com/systemd/systemd/issues/19976
+ if ! command -v selinuxenabled >/dev/null || ! selinuxenabled; then
+ echo >&2 "SELinux is not enabled, skipping SELinux-related tests"
+ return 0
+ fi
+
+ local root
+
+ root="$(mktemp -d /var/lib/machines/testsuite-13.check-selinux.XXX)"
+ "$CREATE_BB_CONTAINER" "$root"
+ chcon -R -t container_t "$root"
+
+ systemd-nspawn --register=no \
+ --boot \
+ --directory="$root" \
+ --selinux-apifs-context=system_u:object_r:container_file_t:s0:c0,c1 \
+ --selinux-context=system_u:system_r:container_t:s0:c0,c1
+
+ rm -fr "$root"
+}
+
+testcase_check_ephemeral_config() {
+ # https://github.com/systemd/systemd/issues/13297
+ local root container_name
+
+ root="$(mktemp -d /var/lib/machines/testsuite-13.check-ephemeral-config.XXX)"
+ "$CREATE_BB_CONTAINER" "$root"
+ container_name="${root##*/}"
+
+ mkdir -p /run/systemd/nspawn/
+ cat >"/run/systemd/nspawn/$container_name.nspawn" <<EOF
+[Files]
+BindReadOnly=/tmp/ephemeral-config
+EOF
+ touch /tmp/ephemeral-config
+
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --ephemeral \
+ /bin/sh -x -c "test -f /tmp/ephemeral-config"
+
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --ephemeral \
+ --machine=foobar \
+ /bin/sh -x -c "! test -f /tmp/ephemeral-config"
+
+ rm -fr "$root" "/run/systemd/nspawn/$container_name"
+}
+
+matrix_run_one() {
+ local cgroupsv2="${1:?}"
+ local use_cgns="${2:?}"
+ local api_vfs_writable="${3:?}"
+ local root
+
+ if [[ "$cgroupsv2" == "yes" && "$IS_CGROUPSV2_SUPPORTED" == "no" ]]; then
+ echo >&2 "Unified cgroup hierarchy is not supported, skipping..."
+ return 0
+ fi
+
+ if [[ "$use_cgns" == "yes" && "$IS_CGNS_SUPPORTED" == "no" ]]; then
+ echo >&2 "CGroup namespaces are not supported, skipping..."
+ return 0
+ fi
+
+ root="$(mktemp -d "/var/lib/machines/testsuite-13.unified-$1-cgns-$2-api-vfs-writable-$3.XXX")"
+ "$CREATE_BB_CONTAINER" "$root"
+
+ SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --boot
+
+ SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --private-network \
+ --boot
+
+ if SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --private-users=pick \
+ --boot; then
+ [[ "$IS_USERNS_SUPPORTED" == "yes" && "$api_vfs_writable" == "network" ]] && return 1
+ else
+ [[ "$IS_USERNS_SUPPORTED" == "no" && "$api_vfs_writable" = "network" ]] && return 1
+ fi
+
+ if SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --private-network \
+ --private-users=pick \
+ --boot; then
+ [[ "$IS_USERNS_SUPPORTED" == "yes" && "$api_vfs_writable" == "yes" ]] && return 1
+ else
+ [[ "$IS_USERNS_SUPPORTED" == "no" && "$api_vfs_writable" = "yes" ]] && return 1
+ fi
+
+ local netns_opt="--network-namespace-path=/proc/self/ns/net"
+ local net_opt
+ local net_opts=(
+ "--network-bridge=lo"
+ "--network-interface=lo"
+ "--network-ipvlan=lo"
+ "--network-macvlan=lo"
+ "--network-veth"
+ "--network-veth-extra=lo"
+ "--network-zone=zone"
+ )
+
+ # --network-namespace-path and network-related options cannot be used together
+ for net_opt in "${net_opts[@]}"; do
+ echo "$netns_opt in combination with $net_opt should fail"
+ if SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --boot \
+ "$netns_opt" \
+ "$net_opt"; then
+ echo >&2 "unexpected pass"
+ return 1
+ fi
+ done
+
+ # allow combination of --network-namespace-path and --private-network
+ SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --boot \
+ --private-network \
+ "$netns_opt"
+
+ # test --network-namespace-path works with a network namespace created by "ip netns"
+ ip netns add nspawn_test
+ netns_opt="--network-namespace-path=/run/netns/nspawn_test"
+ SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
+ systemd-nspawn --register=no \
+ --directory="$root" \
+ --network-namespace-path=/run/netns/nspawn_test \
+ /bin/ip a | grep -v -E '^1: lo.*UP'
+ ip netns del nspawn_test
+
+ rm -fr "$root"
+
+ return 0
+}
+
+# Create a list of all functions prefixed with testcase_
+mapfile -t TESTCASES < <(declare -F | awk '$3 ~ /^testcase_/ {print $3;}')
+
+if [[ "${#TESTCASES[@]}" -eq 0 ]]; then
+ echo >&2 "No test cases found, this is most likely an error"
+ exit 1
+fi
+
+for testcase in "${TESTCASES[@]}"; do
+ "$testcase"
+done
+
+for api_vfs_writable in yes no network; do
+ matrix_run_one no no $api_vfs_writable
+ matrix_run_one yes no $api_vfs_writable
+ matrix_run_one no yes $api_vfs_writable
+ matrix_run_one yes yes $api_vfs_writable
+done
#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
-# shellcheck disable=SC2016
set -eux
set -o pipefail
-export SYSTEMD_LOG_LEVEL=debug
-export SYSTEMD_LOG_TARGET=journal
-CREATE_BB_CONTAINER="/usr/lib/systemd/tests/testdata/create-busybox-container"
+# shellcheck source=test/units/test-control.sh
+. "$(dirname "$0")"/test-control.sh
-at_exit() {
- set +e
+: >/failed
- mountpoint -q /var/lib/machines && umount /var/lib/machines
-}
-
-trap at_exit EXIT
-
-# check cgroup-v2
-IS_CGROUPSV2_SUPPORTED=no
-mkdir -p /tmp/cgroup2
-if mount -t cgroup2 cgroup2 /tmp/cgroup2; then
- IS_CGROUPSV2_SUPPORTED=yes
- umount /tmp/cgroup2
-fi
-rmdir /tmp/cgroup2
-
-# check cgroup namespaces
-IS_CGNS_SUPPORTED=no
-if [[ -f /proc/1/ns/cgroup ]]; then
- IS_CGNS_SUPPORTED=yes
-fi
-
-IS_USERNS_SUPPORTED=no
-# On some systems (e.g. CentOS 7) the default limit for user namespaces
-# is set to 0, which causes the following unshare syscall to fail, even
-# with enabled user namespaces support. By setting this value explicitly
-# we can ensure the user namespaces support to be detected correctly.
-sysctl -w user.max_user_namespaces=10000
-if unshare -U sh -c :; then
- IS_USERNS_SUPPORTED=yes
-fi
-
-# Mount tmpfs over /var/lib/machines to not pollute the image
-mkdir -p /var/lib/machines
-mount -t tmpfs tmpfs /var/lib/machines
-
-testcase_check_bind_tmp_path() {
- # https://github.com/systemd/systemd/issues/4789
- local root
-
- root="$(mktemp -d /var/lib/machines/testsuite-13.bind-tmp-path.XXX)"
- "$CREATE_BB_CONTAINER" "$root"
- : >/tmp/bind
- systemd-nspawn --register=no \
- --directory="$root" \
- --bind=/tmp/bind \
- /bin/sh -c 'test -e /tmp/bind'
-
- rm -fr "$root" /tmp/bind
-}
-
-testcase_check_norbind() {
- # https://github.com/systemd/systemd/issues/13170
- local root
-
- root="$(mktemp -d /var/lib/machines/testsuite-13.norbind-path.XXX)"
- mkdir -p /tmp/binddir/subdir
- echo -n "outer" >/tmp/binddir/subdir/file
- mount -t tmpfs tmpfs /tmp/binddir/subdir
- echo -n "inner" >/tmp/binddir/subdir/file
- "$CREATE_BB_CONTAINER" "$root"
-
- systemd-nspawn --register=no \
- --directory="$root" \
- --bind=/tmp/binddir:/mnt:norbind \
- /bin/sh -c 'CONTENT=$(cat /mnt/subdir/file); if [[ $CONTENT != "outer" ]]; then echo "*** unexpected content: $CONTENT"; return 1; fi'
-
- umount /tmp/binddir/subdir
- rm -fr "$root" /tmp/binddir/
-}
-
-check_rootidmap_cleanup() {
- local dir="${1:?}"
-
- mountpoint -q "$dir/bind" && umount "$dir/bind"
- rm -fr "$dir"
-}
-
-testcase_check_rootidmap() {
- local root cmd permissions
- local owner=1000
-
- root="$(mktemp -d /var/lib/machines/testsuite-13.rootidmap-path.XXX)"
- # Create ext4 image, as ext4 supports idmapped-mounts.
- mkdir -p /tmp/rootidmap/bind
- dd if=/dev/zero of=/tmp/rootidmap/ext4.img bs=4k count=2048
- mkfs.ext4 /tmp/rootidmap/ext4.img
- mount /tmp/rootidmap/ext4.img /tmp/rootidmap/bind
- trap "check_rootidmap_cleanup /tmp/rootidmap/" RETURN
-
- touch /tmp/rootidmap/bind/file
- chown -R "$owner:$owner" /tmp/rootidmap/bind
-
- "$CREATE_BB_CONTAINER" "$root"
- cmd='PERMISSIONS=$(stat -c "%u:%g" /mnt/file); if [[ $PERMISSIONS != "0:0" ]]; then echo "*** wrong permissions: $PERMISSIONS"; return 1; fi; touch /mnt/other_file'
- if ! SYSTEMD_LOG_TARGET=console \
- systemd-nspawn --register=no \
- --directory="$root" \
- --bind=/tmp/rootidmap/bind:/mnt:rootidmap \
- /bin/sh -c "$cmd" |& tee nspawn.out; then
- if grep -q "Failed to map ids for bind mount.*: Function not implemented" nspawn.out; then
- echo "idmapped mounts are not supported, skipping the test..."
- return 0
- fi
-
- return 1
- fi
-
- permissions=$(stat -c "%u:%g" /tmp/rootidmap/bind/other_file)
- if [[ $permissions != "$owner:$owner" ]]; then
- echo "*** wrong permissions: $permissions"
- [[ "$IS_USERNS_SUPPORTED" == "yes" ]] && return 1
- fi
-}
-
-testcase_check_notification_socket() {
- # https://github.com/systemd/systemd/issues/4944
- local cmd='echo a | $(busybox which nc) -U -u -w 1 /run/host/notify'
-
- # /testsuite-13.nc-container is prepared by test.sh
- systemd-nspawn --register=no --directory=/testsuite-13.nc-container /bin/sh -x -c "$cmd"
- systemd-nspawn --register=no --directory=/testsuite-13.nc-container -U /bin/sh -x -c "$cmd"
-}
-
-testcase_check_os_release() {
- local root entrypoint os_release_source
-
- root="$(mktemp -d /var/lib/machines/testsuite-13.check-os-release.XXX)"
- "$CREATE_BB_CONTAINER" "$root"
- entrypoint="$root/entrypoint.sh"
- cat >"$entrypoint" <<\EOF
-#!/bin/sh -ex
-
-. /tmp/os-release
-[[ -n "${ID:-}" && "$ID" != "$container_host_id" ]] && exit 1
-[[ -n "${VERSION_ID:-}" && "$VERSION_ID" != "$container_host_version_id" ]] && exit 1
-[[ -n "${BUILD_ID:-}" && "$BUILD_ID" != "$container_host_build_id" ]] && exit 1
-[[ -n "${VARIANT_ID:-}" && "$VARIANT_ID" != "$container_host_variant_id" ]] && exit 1
-
-cd /tmp
-(cd /run/host && md5sum os-release) | md5sum -c
-EOF
- chmod +x "$entrypoint"
-
- os_release_source="/etc/os-release"
- if [[ ! -r "$os_release_source" ]]; then
- os_release_source="/usr/lib/os-release"
- elif [[ -L "$os_release_source" ]]; then
- # Ensure that /etc always wins if available
- cp --remove-destination -fv /usr/lib/os-release /etc/os-release
- echo MARKER=1 >>/etc/os-release
- fi
-
- systemd-nspawn --register=no \
- --directory="$root" \
- --bind="$os_release_source:/tmp/os-release" \
- "${entrypoint##"$root"}"
-
- if grep -q MARKER /etc/os-release; then
- ln -svrf /usr/lib/os-release /etc/os-release
- fi
-
- rm -fr "$root"
-}
-
-testcase_check_machinectl_bind() {
- local service_path service_name root container_name ec
- local cmd='for i in $(seq 1 20); do if test -f /tmp/marker; then exit 0; fi; usleep 500000; done; exit 1;'
-
- root="$(mktemp -d /var/lib/machines/testsuite-13.check-machinectl-bind.XXX)"
- "$CREATE_BB_CONTAINER" "$root"
- container_name="${root##*/}"
-
- service_path="$(mktemp /run/systemd/system/nspawn-machinectl-bind-XXX.service)"
- service_name="${service_path##*/}"
- cat >"$service_path" <<EOF
-[Service]
-Type=notify
-ExecStart=systemd-nspawn --directory="$root" --notify-ready=no /bin/sh -xec "$cmd"
-EOF
-
- systemctl daemon-reload
- systemctl start "$service_name"
- touch /tmp/marker
- machinectl bind --mkdir "$container_name" /tmp/marker
-
- timeout 10 bash -c "while [[ '\$(systemctl show -P SubState $service_name)' == running ]]; do sleep .2; done"
- ec="$(systemctl show -P ExecMainStatus "$service_name")"
-
- rm -fr "$root" "$service_path"
-
- return "$ec"
-}
-
-testcase_check_selinux() {
- # Basic test coverage to avoid issues like https://github.com/systemd/systemd/issues/19976
- if ! command -v selinuxenabled >/dev/null || ! selinuxenabled; then
- echo >&2 "SELinux is not enabled, skipping SELinux-related tests"
- return 0
- fi
-
- local root
-
- root="$(mktemp -d /var/lib/machines/testsuite-13.check-selinux.XXX)"
- "$CREATE_BB_CONTAINER" "$root"
- chcon -R -t container_t "$root"
-
- systemd-nspawn --register=no \
- --boot \
- --directory="$root" \
- --selinux-apifs-context=system_u:object_r:container_file_t:s0:c0,c1 \
- --selinux-context=system_u:system_r:container_t:s0:c0,c1
-
- rm -fr "$root"
-}
-
-testcase_check_ephemeral_config() {
- # https://github.com/systemd/systemd/issues/13297
- local root container_name
-
- root="$(mktemp -d /var/lib/machines/testsuite-13.check-ephemeral-config.XXX)"
- "$CREATE_BB_CONTAINER" "$root"
- container_name="${root##*/}"
-
- mkdir -p /run/systemd/nspawn/
- cat >"/run/systemd/nspawn/$container_name.nspawn" <<EOF
-[Files]
-BindReadOnly=/tmp/ephemeral-config
-EOF
- touch /tmp/ephemeral-config
-
- systemd-nspawn --register=no \
- --directory="$root" \
- --ephemeral \
- /bin/sh -x -c "test -f /tmp/ephemeral-config"
-
- systemd-nspawn --register=no \
- --directory="$root" \
- --ephemeral \
- --machine=foobar \
- /bin/sh -x -c "! test -f /tmp/ephemeral-config"
-
- rm -fr "$root" "/run/systemd/nspawn/$container_name"
-}
-
-matrix_run_one() {
- local cgroupsv2="${1:?}"
- local use_cgns="${2:?}"
- local api_vfs_writable="${3:?}"
- local root
-
- if [[ "$cgroupsv2" == "yes" && "$IS_CGROUPSV2_SUPPORTED" == "no" ]]; then
- echo >&2 "Unified cgroup hierarchy is not supported, skipping..."
- return 0
- fi
-
- if [[ "$use_cgns" == "yes" && "$IS_CGNS_SUPPORTED" == "no" ]]; then
- echo >&2 "CGroup namespaces are not supported, skipping..."
- return 0
- fi
-
- root="$(mktemp -d "/var/lib/machines/testsuite-13.unified-$1-cgns-$2-api-vfs-writable-$3.XXX")"
- "$CREATE_BB_CONTAINER" "$root"
-
- SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
- systemd-nspawn --register=no \
- --directory="$root" \
- --boot
-
- SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
- systemd-nspawn --register=no \
- --directory="$root" \
- --private-network \
- --boot
-
- if SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
- systemd-nspawn --register=no \
- --directory="$root" \
- --private-users=pick \
- --boot; then
- [[ "$IS_USERNS_SUPPORTED" == "yes" && "$api_vfs_writable" == "network" ]] && return 1
- else
- [[ "$IS_USERNS_SUPPORTED" == "no" && "$api_vfs_writable" = "network" ]] && return 1
- fi
-
- if SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
- systemd-nspawn --register=no \
- --directory="$root" \
- --private-network \
- --private-users=pick \
- --boot; then
- [[ "$IS_USERNS_SUPPORTED" == "yes" && "$api_vfs_writable" == "yes" ]] && return 1
- else
- [[ "$IS_USERNS_SUPPORTED" == "no" && "$api_vfs_writable" = "yes" ]] && return 1
- fi
-
- local netns_opt="--network-namespace-path=/proc/self/ns/net"
- local net_opt
- local net_opts=(
- "--network-bridge=lo"
- "--network-interface=lo"
- "--network-ipvlan=lo"
- "--network-macvlan=lo"
- "--network-veth"
- "--network-veth-extra=lo"
- "--network-zone=zone"
- )
-
- # --network-namespace-path and network-related options cannot be used together
- for net_opt in "${net_opts[@]}"; do
- echo "$netns_opt in combination with $net_opt should fail"
- if SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
- systemd-nspawn --register=no \
- --directory="$root" \
- --boot \
- "$netns_opt" \
- "$net_opt"; then
- echo >&2 "unexpected pass"
- return 1
- fi
- done
-
- # allow combination of --network-namespace-path and --private-network
- SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
- systemd-nspawn --register=no \
- --directory="$root" \
- --boot \
- --private-network \
- "$netns_opt"
-
- # test --network-namespace-path works with a network namespace created by "ip netns"
- ip netns add nspawn_test
- netns_opt="--network-namespace-path=/run/netns/nspawn_test"
- SYSTEMD_NSPAWN_UNIFIED_HIERARCHY="$cgroupsv2" SYSTEMD_NSPAWN_USE_CGNS="$use_cgns" SYSTEMD_NSPAWN_API_VFS_WRITABLE="$api_vfs_writable" \
- systemd-nspawn --register=no \
- --directory="$root" \
- --network-namespace-path=/run/netns/nspawn_test \
- /bin/ip a | grep -v -E '^1: lo.*UP'
- ip netns del nspawn_test
-
- rm -fr "$root"
-
- return 0
-}
-
-# Create a list of all functions prefixed with testcase_
-mapfile -t TESTCASES < <(declare -F | awk '$3 ~ /^testcase_/ {print $3;}')
-
-if [[ "${#TESTCASES[@]}" -eq 0 ]]; then
- echo >&2 "No test cases found, this is most likely an error"
- exit 1
-fi
-
-for testcase in "${TESTCASES[@]}"; do
- "$testcase"
-done
-
-for api_vfs_writable in yes no network; do
- matrix_run_one no no $api_vfs_writable
- matrix_run_one yes no $api_vfs_writable
- matrix_run_one no yes $api_vfs_writable
- matrix_run_one yes yes $api_vfs_writable
-done
+run_subtests
touch /testok
+rm /failed
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