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Diffstat (limited to '')
| -rwxr-xr-x | test/units/TEST-50-DISSECT.dissect.sh | 745 |
1 files changed, 745 insertions, 0 deletions
diff --git a/test/units/TEST-50-DISSECT.dissect.sh b/test/units/TEST-50-DISSECT.dissect.sh new file mode 100755 index 0000000..563206c --- /dev/null +++ b/test/units/TEST-50-DISSECT.dissect.sh @@ -0,0 +1,745 @@ +#!/usr/bin/env bash +# SPDX-License-Identifier: LGPL-2.1-or-later +# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*- +# ex: ts=8 sw=4 sts=4 et filetype=sh +# shellcheck disable=SC2233,SC2235 +set -eux +set -o pipefail + +# shellcheck source=test/units/util.sh +. "$(dirname "$0")"/util.sh + +BIND_LOG_SOCKETS=( + --property BindReadOnlyPaths=/dev/log + --property BindReadOnlyPaths=/run/systemd/journal/socket + --property BindReadOnlyPaths=/run/systemd/journal/stdout +) + +systemd-dissect --json=short "$MINIMAL_IMAGE.raw" | \ + grep -q -F '{"rw":"ro","designator":"root","partition_uuid":null,"partition_label":null,"fstype":"squashfs","architecture":null,"verity":"external"' +systemd-dissect "$MINIMAL_IMAGE.raw" | grep -q -F "MARKER=1" +# shellcheck disable=SC2153 +systemd-dissect "$MINIMAL_IMAGE.raw" | grep -q -F -f <(sed 's/"//g' "$OS_RELEASE") + +systemd-dissect --list "$MINIMAL_IMAGE.raw" | grep -q '^etc/os-release$' +systemd-dissect --mtree "$MINIMAL_IMAGE.raw" --mtree-hash yes | \ + grep -qe "^./usr/bin/cat type=file mode=0755 uid=0 gid=0 size=[0-9]* sha256sum=[a-z0-9]*$" +systemd-dissect --mtree "$MINIMAL_IMAGE.raw" --mtree-hash no | \ + grep -qe "^./usr/bin/cat type=file mode=0755 uid=0 gid=0 size=[0-9]*$" + +read -r SHA256SUM1 _ < <(systemd-dissect --copy-from "$MINIMAL_IMAGE.raw" etc/os-release | sha256sum) +test "$SHA256SUM1" != "" +read -r SHA256SUM2 _ < <(systemd-dissect --read-only --with "$MINIMAL_IMAGE.raw" sha256sum etc/os-release) +test "$SHA256SUM2" != "" +test "$SHA256SUM1" = "$SHA256SUM2" + +if systemctl --version | grep -qF -- "+LIBARCHIVE" ; then + # Make sure tarballs are reproducible + read -r SHA256SUM1 _ < <(systemd-dissect --make-archive "$MINIMAL_IMAGE.raw" | sha256sum) + test "$SHA256SUM1" != "" + read -r SHA256SUM2 _ < <(systemd-dissect --make-archive "$MINIMAL_IMAGE.raw" | sha256sum) + test "$SHA256SUM2" != "" + test "$SHA256SUM1" = "$SHA256SUM2" + # Also check that a file we expect to be there is there + systemd-dissect --make-archive "$MINIMAL_IMAGE.raw" | tar t | grep etc/os-release +fi + +mv "$MINIMAL_IMAGE.verity" "$MINIMAL_IMAGE.fooverity" +mv "$MINIMAL_IMAGE.roothash" "$MINIMAL_IMAGE.foohash" +systemd-dissect "$MINIMAL_IMAGE.raw" \ + --json=short \ + --root-hash="$MINIMAL_IMAGE_ROOTHASH" \ + --verity-data="$MINIMAL_IMAGE.fooverity" | \ + grep -q -F '{"rw":"ro","designator":"root","partition_uuid":null,"partition_label":null,"fstype":"squashfs","architecture":null,"verity":"external"' +systemd-dissect "$MINIMAL_IMAGE.raw" \ + --root-hash="$MINIMAL_IMAGE_ROOTHASH" \ + --verity-data="$MINIMAL_IMAGE.fooverity" | \ + grep -q -F "MARKER=1" +systemd-dissect "$MINIMAL_IMAGE.raw" \ + --root-hash="$MINIMAL_IMAGE_ROOTHASH" \ + --verity-data="$MINIMAL_IMAGE.fooverity" | \ + grep -q -F -f <(sed 's/"//g' "$OS_RELEASE") +mv "$MINIMAL_IMAGE.fooverity" "$MINIMAL_IMAGE.verity" +mv "$MINIMAL_IMAGE.foohash" "$MINIMAL_IMAGE.roothash" + +mkdir -p "$IMAGE_DIR/mount" "$IMAGE_DIR/mount2" +systemd-dissect --mount "$MINIMAL_IMAGE.raw" "$IMAGE_DIR/mount" +grep -q -F -f "$OS_RELEASE" "$IMAGE_DIR/mount/usr/lib/os-release" +grep -q -F -f "$OS_RELEASE" "$IMAGE_DIR/mount/etc/os-release" +grep -q -F "MARKER=1" "$IMAGE_DIR/mount/usr/lib/os-release" +# Verity volume should be shared (opened only once) +systemd-dissect --mount "$MINIMAL_IMAGE.raw" "$IMAGE_DIR/mount2" +verity_count=$(find /dev/mapper/ -name "*verity*" | wc -l) +# In theory we should check that count is exactly one. In practice, libdevmapper +# randomly and unpredictably fails with an unhelpful EINVAL when a device is open +# (and even mounted and in use), so best-effort is the most we can do for now +if [[ "$verity_count" -lt 1 ]]; then + echo "Verity device $MINIMAL_IMAGE.raw not found in /dev/mapper/" + exit 1 +fi +systemd-dissect --umount "$IMAGE_DIR/mount" +systemd-dissect --umount "$IMAGE_DIR/mount2" + +systemd-run -P -p RootImage="$MINIMAL_IMAGE.raw" "${BIND_LOG_SOCKETS[@]}" cat /usr/lib/os-release | grep -q -F "MARKER=1" +mv "$MINIMAL_IMAGE.verity" "$MINIMAL_IMAGE.fooverity" +mv "$MINIMAL_IMAGE.roothash" "$MINIMAL_IMAGE.foohash" +systemd-run -P \ + -p RootImage="$MINIMAL_IMAGE.raw" \ + -p RootHash="$MINIMAL_IMAGE.foohash" \ + -p RootVerity="$MINIMAL_IMAGE.fooverity" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1" +# Let's use the long option name just here as a test +systemd-run -P \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + --property RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + --property RootVerity="$MINIMAL_IMAGE.fooverity" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1" +mv "$MINIMAL_IMAGE.fooverity" "$MINIMAL_IMAGE.verity" +mv "$MINIMAL_IMAGE.foohash" "$MINIMAL_IMAGE.roothash" + +# Derive partition UUIDs from root hash, in UUID syntax +ROOT_UUID="$(systemd-id128 -u show "$(head -c 32 "$MINIMAL_IMAGE.roothash")" -u | tail -n 1 | cut -b 6-)" +VERITY_UUID="$(systemd-id128 -u show "$(tail -c 32 "$MINIMAL_IMAGE.roothash")" -u | tail -n 1 | cut -b 6-)" + +systemd-dissect --json=short \ + --root-hash "$MINIMAL_IMAGE_ROOTHASH" \ + "$MINIMAL_IMAGE.gpt" | \ + grep -q '{"rw":"ro","designator":"root","partition_uuid":"'"$ROOT_UUID"'","partition_label":"Root Partition","fstype":"squashfs","architecture":"'"$ARCHITECTURE"'","verity":"signed",' +systemd-dissect --json=short \ + --root-hash "$MINIMAL_IMAGE_ROOTHASH" \ + "$MINIMAL_IMAGE.gpt" | \ + grep -q '{"rw":"ro","designator":"root-verity","partition_uuid":"'"$VERITY_UUID"'","partition_label":"Verity Partition","fstype":"DM_verity_hash","architecture":"'"$ARCHITECTURE"'","verity":null,' +if [[ -n "${OPENSSL_CONFIG:-}" ]]; then + systemd-dissect --json=short \ + --root-hash "$MINIMAL_IMAGE_ROOTHASH" \ + "$MINIMAL_IMAGE.gpt" | \ + grep -qE '{"rw":"ro","designator":"root-verity-sig","partition_uuid":"'".*"'","partition_label":"Signature Partition","fstype":"verity_hash_signature","architecture":"'"$ARCHITECTURE"'","verity":null,' +fi +systemd-dissect --root-hash "$MINIMAL_IMAGE_ROOTHASH" "$MINIMAL_IMAGE.gpt" | grep -q -F "MARKER=1" +systemd-dissect --root-hash "$MINIMAL_IMAGE_ROOTHASH" "$MINIMAL_IMAGE.gpt" | grep -q -F -f <(sed 's/"//g' "$OS_RELEASE") + +# Test image policies +systemd-dissect --validate "$MINIMAL_IMAGE.gpt" +systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy='*' +(! systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy='~') +(! systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy='-') +(! systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=absent) +(! systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=swap=unprotected+encrypted+verity) +systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=unprotected +systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=verity +systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=verity:root-verity-sig=unused+absent +systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=verity:swap=absent +systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=verity:swap=absent+unprotected +(! systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=verity:root-verity=unused+absent) +systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=signed +(! systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=signed:root-verity-sig=unused+absent) +(! systemd-dissect --validate "$MINIMAL_IMAGE.gpt" --image-policy=root=signed:root-verity=unused+absent) + +# Test RootImagePolicy= unit file setting +systemd-run --wait -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p MountAPIVFS=yes \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1" +systemd-run --wait -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p RootImagePolicy='*' \ + -p MountAPIVFS=yes \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1" +(! systemd-run --wait -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p RootImagePolicy='~' \ + -p MountAPIVFS=yes \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1") +(! systemd-run --wait -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p RootImagePolicy='-' \ + -p MountAPIVFS=yes \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1") +(! systemd-run --wait -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p RootImagePolicy='root=absent' \ + -p MountAPIVFS=yes \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1") +systemd-run --wait -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p RootImagePolicy='root=verity' \ + -p MountAPIVFS=yes \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1" +systemd-run --wait -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p RootImagePolicy='root=signed' \ + -p MountAPIVFS=yes \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1" +(! systemd-run --wait -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p RootImagePolicy='root=encrypted' \ + -p MountAPIVFS=yes \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1") + +systemd-dissect --root-hash "$MINIMAL_IMAGE_ROOTHASH" --mount "$MINIMAL_IMAGE.gpt" "$IMAGE_DIR/mount" +grep -q -F -f "$OS_RELEASE" "$IMAGE_DIR/mount/usr/lib/os-release" +grep -q -F -f "$OS_RELEASE" "$IMAGE_DIR/mount/etc/os-release" +grep -q -F "MARKER=1" "$IMAGE_DIR/mount/usr/lib/os-release" +systemd-dissect --umount "$IMAGE_DIR/mount" + +systemd-dissect --root-hash "$MINIMAL_IMAGE_ROOTHASH" --mount "$MINIMAL_IMAGE.gpt" --in-memory "$IMAGE_DIR/mount" +grep -q -F -f "$OS_RELEASE" "$IMAGE_DIR/mount/usr/lib/os-release" +grep -q -F -f "$OS_RELEASE" "$IMAGE_DIR/mount/etc/os-release" +grep -q -F "MARKER=1" "$IMAGE_DIR/mount/usr/lib/os-release" +systemd-dissect --umount "$IMAGE_DIR/mount" + +# add explicit -p MountAPIVFS=yes once to test the parser +systemd-run -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p MountAPIVFS=yes \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1" +systemd-run -P \ + -p RootImage="$MINIMAL_IMAGE.raw" \ + -p RootImageOptions="root:nosuid,dev home:ro,dev ro,noatime" \ + "${BIND_LOG_SOCKETS[@]}" \ + mount | grep -F "squashfs" | grep -q -F "nosuid" +systemd-run -P \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootImageOptions="root:ro,noatime root:ro,dev" \ + "${BIND_LOG_SOCKETS[@]}" \ + mount | grep -F "squashfs" | grep -q -F "noatime" + +mkdir -p "$IMAGE_DIR/result" +cat >/run/systemd/system/testservice-50a.service <<EOF +[Service] +Type=oneshot +ExecStart=bash -c "mount >/run/result/a" +BindPaths=$IMAGE_DIR/result:/run/result +TemporaryFileSystem=/run +RootImage=$MINIMAL_IMAGE.raw +RootImageOptions=root:ro,noatime home:ro,dev relatime,dev +RootImageOptions=nosuid,dev +BindReadOnlyPaths=/dev/log /run/systemd/journal/socket /run/systemd/journal/stdout +EOF +systemctl start testservice-50a.service +grep -F "squashfs" "$IMAGE_DIR/result/a" | grep -q -F "noatime" +grep -F "squashfs" "$IMAGE_DIR/result/a" | grep -q -F -v "nosuid" + +cat >/run/systemd/system/testservice-50b.service <<EOF +[Service] +Type=oneshot +ExecStart=bash -c "mount >/run/result/b" +BindPaths=$IMAGE_DIR/result:/run/result +TemporaryFileSystem=/run +RootImage=$MINIMAL_IMAGE.gpt +RootImageOptions=root:ro,noatime,nosuid home:ro,dev nosuid,dev +RootImageOptions=home:ro,dev nosuid,dev,%%foo +# this is the default, but let's specify once to test the parser +MountAPIVFS=yes +BindReadOnlyPaths=/dev/log /run/systemd/journal/socket /run/systemd/journal/stdout +EOF +systemctl start testservice-50b.service +grep -F "squashfs" "$IMAGE_DIR/result/b" | grep -q -F "noatime" + +# Check that specifier escape is applied %%foo → %foo +busctl get-property org.freedesktop.systemd1 \ + /org/freedesktop/systemd1/unit/testservice_2d50b_2eservice \ + org.freedesktop.systemd1.Service RootImageOptions | grep -F "nosuid,dev,%foo" + +# Now do some checks with MountImages, both by itself, with options and in combination with RootImage, and as single FS or GPT image +systemd-run -P \ + -p MountImages="$MINIMAL_IMAGE.gpt:/run/img1 $MINIMAL_IMAGE.raw:/run/img2" \ + cat /run/img1/usr/lib/os-release | grep -q -F "MARKER=1" +systemd-run -P \ + -p MountImages="$MINIMAL_IMAGE.gpt:/run/img1 $MINIMAL_IMAGE.raw:/run/img2" \ + cat /run/img2/usr/lib/os-release | grep -q -F "MARKER=1" +systemd-run -P \ + -p MountImages="$MINIMAL_IMAGE.gpt:/run/img1 $MINIMAL_IMAGE.raw:/run/img2:nosuid,dev" \ + mount | grep -F "squashfs" | grep -q -F "nosuid" +systemd-run -P \ + -p MountImages="$MINIMAL_IMAGE.gpt:/run/img1:root:nosuid $MINIMAL_IMAGE.raw:/run/img2:home:suid" \ + mount | grep -F "squashfs" | grep -q -F "nosuid" +systemd-run -P \ + -p MountImages="$MINIMAL_IMAGE.raw:/run/img2\:3" \ + cat /run/img2:3/usr/lib/os-release | grep -q -F "MARKER=1" +systemd-run -P \ + -p MountImages="$MINIMAL_IMAGE.raw:/run/img2\:3:nosuid" \ + mount | grep -F "squashfs" | grep -q -F "nosuid" +systemd-run -P \ + -p TemporaryFileSystem=/run \ + -p RootImage="$MINIMAL_IMAGE.raw" \ + -p MountImages="$MINIMAL_IMAGE.gpt:/run/img1 $MINIMAL_IMAGE.raw:/run/img2" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/os-release | grep -q -F "MARKER=1" +systemd-run -P \ + -p TemporaryFileSystem=/run \ + -p RootImage="$MINIMAL_IMAGE.raw" \ + -p MountImages="$MINIMAL_IMAGE.gpt:/run/img1 $MINIMAL_IMAGE.raw:/run/img2" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /run/img1/usr/lib/os-release | grep -q -F "MARKER=1" +systemd-run -P \ + -p TemporaryFileSystem=/run \ + -p RootImage="$MINIMAL_IMAGE.gpt" \ + -p RootHash="$MINIMAL_IMAGE_ROOTHASH" \ + -p MountImages="$MINIMAL_IMAGE.gpt:/run/img1 $MINIMAL_IMAGE.raw:/run/img2" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /run/img2/usr/lib/os-release | grep -q -F "MARKER=1" +cat >/run/systemd/system/testservice-50c.service <<EOF +[Service] +MountAPIVFS=yes +TemporaryFileSystem=/run +RootImage=$MINIMAL_IMAGE.raw +BindReadOnlyPaths=/dev/log /run/systemd/journal/socket /run/systemd/journal/stdout +MountImages=$MINIMAL_IMAGE.gpt:/run/img1:root:noatime:home:relatime +MountImages=$MINIMAL_IMAGE.raw:/run/img2\:3:nosuid +ExecStart=bash -c "cat /run/img1/usr/lib/os-release >/run/result/c" +ExecStart=bash -c "cat /run/img2:3/usr/lib/os-release >>/run/result/c" +ExecStart=bash -c "mount >>/run/result/c" +BindPaths=$IMAGE_DIR/result:/run/result +Type=oneshot +EOF +systemctl start testservice-50c.service +grep -q -F "MARKER=1" "$IMAGE_DIR/result/c" +grep -F "squashfs" "$IMAGE_DIR/result/c" | grep -q -F "noatime" +grep -F "squashfs" "$IMAGE_DIR/result/c" | grep -q -F -v "nosuid" + +# Adding a new mounts at runtime works if the unit is in the active state, +# so use Type=notify to make sure there's no race condition in the test +cat >/run/systemd/system/testservice-50d.service <<EOF +[Service] +RuntimeMaxSec=300 +Type=notify +RemainAfterExit=yes +MountAPIVFS=yes +PrivateTmp=yes +ExecStart=sh -c ' \\ + systemd-notify --ready; \\ + while [ ! -f /tmp/img/usr/lib/os-release ] || ! grep -q -F MARKER /tmp/img/usr/lib/os-release; do \\ + sleep 0.1; \\ + done; \\ + mount; \\ + mount | grep -F "on /tmp/img type squashfs" | grep -q -F "nosuid"; \\ +' +EOF +systemctl start testservice-50d.service + +# Mount twice to exercise mount-beneath (on kernel 6.5+, on older kernels it will just overmount) +mkdir -p /tmp/wrong/foo +mksquashfs /tmp/wrong/foo /tmp/wrong.raw +systemctl mount-image --mkdir testservice-50d.service /tmp/wrong.raw /tmp/img +test "$(systemctl show -P SubState testservice-50d.service)" = "running" +systemctl mount-image --mkdir testservice-50d.service "$MINIMAL_IMAGE.raw" /tmp/img root:nosuid +# shellcheck disable=SC2016 +timeout 30s bash -xec 'while [[ $(systemctl show -P SubState testservice-50d.service) == running ]]; do sleep .2; done' +systemctl is-active testservice-50d.service + +# ExtensionImages will set up an overlay +systemd-run -P \ + --property ExtensionImages=/tmp/app0.raw \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /opt/script0.sh | grep -q -F "extension-release.app0" +systemd-run -P \ + --property ExtensionImages=/tmp/app0.raw \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/some_file | grep -q -F "MARKER=1" +systemd-run -P \ + --property ExtensionImages="/tmp/app0.raw /tmp/app1.raw" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /opt/script0.sh | grep -q -F "extension-release.app0" +systemd-run -P \ + --property ExtensionImages="/tmp/app0.raw /tmp/app1.raw" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/some_file | grep -q -F "MARKER=1" +systemd-run -P \ + --property ExtensionImages="/tmp/app0.raw /tmp/app1.raw" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /opt/script1.sh | grep -q -F "extension-release.app2" +systemd-run -P \ + --property ExtensionImages="/tmp/app0.raw /tmp/app1.raw" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/other_file | grep -q -F "MARKER=1" +systemd-run -P \ + --property ExtensionImages=/tmp/app-nodistro.raw \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/some_file | grep -q -F "MARKER=1" +systemd-run -P \ + --property ExtensionImages=/etc/service-scoped-test.raw \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /etc/systemd/system/some_file | grep -q -F "MARKER_CONFEXT_123" +# Check that using a symlink to NAME-VERSION.raw works as long as the symlink has the correct name NAME.raw +mkdir -p /tmp/symlink-test/ +cp /tmp/app-nodistro.raw /tmp/symlink-test/app-nodistro-v1.raw +ln -fs /tmp/symlink-test/app-nodistro-v1.raw /tmp/symlink-test/app-nodistro.raw +systemd-run -P \ + --property ExtensionImages=/tmp/symlink-test/app-nodistro.raw \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/some_file | grep -q -F "MARKER=1" + +# Symlink check again but for confext +mkdir -p /etc/symlink-test/ +cp /etc/service-scoped-test.raw /etc/symlink-test/service-scoped-test-v1.raw +ln -fs /etc/symlink-test/service-scoped-test-v1.raw /etc/symlink-test/service-scoped-test.raw +systemd-run -P \ + --property ExtensionImages=/etc/symlink-test/service-scoped-test.raw \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /etc/systemd/system/some_file | grep -q -F "MARKER_CONFEXT_123" +# And again mixing sysext and confext +systemd-run -P \ + --property ExtensionImages=/tmp/symlink-test/app-nodistro.raw \ + --property ExtensionImages=/etc/symlink-test/service-scoped-test.raw \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /etc/systemd/system/some_file | grep -q -F "MARKER_CONFEXT_123" +systemd-run -P \ + --property ExtensionImages=/tmp/symlink-test/app-nodistro.raw \ + --property ExtensionImages=/etc/symlink-test/service-scoped-test.raw \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/some_file | grep -q -F "MARKER=1" + +cat >/run/systemd/system/testservice-50e.service <<EOF +[Service] +MountAPIVFS=yes +TemporaryFileSystem=/run /var/lib +StateDirectory=app0 +RootImage=$MINIMAL_IMAGE.raw +ExtensionImages=/tmp/app0.raw /tmp/app1.raw:nosuid +BindReadOnlyPaths=/dev/log /run/systemd/journal/socket /run/systemd/journal/stdout +# Relevant only for sanitizer runs +UnsetEnvironment=LD_PRELOAD +ExecStart=bash -c '/opt/script0.sh | grep ID' +ExecStart=bash -c '/opt/script1.sh | grep ID' +Type=oneshot +RemainAfterExit=yes +EOF +systemctl start testservice-50e.service +systemctl is-active testservice-50e.service + +# Check vpick support in ExtensionImages= +VBASE="vtest$RANDOM" +VDIR="/tmp/$VBASE.v" +mkdir "$VDIR" + +ln -s /tmp/app0.raw "$VDIR/${VBASE}_0.raw" +ln -s /tmp/app1.raw "$VDIR/${VBASE}_1.raw" + +systemd-run -P -p ExtensionImages="$VDIR" bash -c '/opt/script1.sh | grep ID' + +rm -rf "$VDIR" + +# ExtensionDirectories will set up an overlay +mkdir -p "$IMAGE_DIR/app0" "$IMAGE_DIR/app1" "$IMAGE_DIR/app-nodistro" "$IMAGE_DIR/service-scoped-test" +(! systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/nonexistent" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /opt/script0.sh) +(! systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/app0" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /opt/script0.sh) +systemd-dissect --mount /tmp/app0.raw "$IMAGE_DIR/app0" +systemd-dissect --mount /tmp/app1.raw "$IMAGE_DIR/app1" +systemd-dissect --mount /tmp/app-nodistro.raw "$IMAGE_DIR/app-nodistro" +systemd-dissect --mount /etc/service-scoped-test.raw "$IMAGE_DIR/service-scoped-test" +systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/app0" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /opt/script0.sh | grep -q -F "extension-release.app0" +systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/app0" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/some_file | grep -q -F "MARKER=1" +systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/app0 $IMAGE_DIR/app1" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /opt/script0.sh | grep -q -F "extension-release.app0" +systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/app0 $IMAGE_DIR/app1" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/some_file | grep -q -F "MARKER=1" +systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/app0 $IMAGE_DIR/app1" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /opt/script1.sh | grep -q -F "extension-release.app2" +systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/app0 $IMAGE_DIR/app1" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/other_file | grep -q -F "MARKER=1" +systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/app-nodistro" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /usr/lib/systemd/system/some_file | grep -q -F "MARKER=1" +systemd-run -P \ + --property ExtensionDirectories="$IMAGE_DIR/service-scoped-test" \ + --property RootImage="$MINIMAL_IMAGE.raw" \ + "${BIND_LOG_SOCKETS[@]}" \ + cat /etc/systemd/system/some_file | grep -q -F "MARKER_CONFEXT_123" +cat >/run/systemd/system/testservice-50f.service <<EOF +[Service] +MountAPIVFS=yes +TemporaryFileSystem=/run /var/lib +StateDirectory=app0 +RootImage=$MINIMAL_IMAGE.raw +BindReadOnlyPaths=/dev/log /run/systemd/journal/socket /run/systemd/journal/stdout +ExtensionDirectories=$IMAGE_DIR/app0 $IMAGE_DIR/app1 +# Relevant only for sanitizer runs +UnsetEnvironment=LD_PRELOAD +ExecStart=bash -c '/opt/script0.sh | grep ID' +ExecStart=bash -c '/opt/script1.sh | grep ID' +Type=oneshot +RemainAfterExit=yes +EOF +systemctl start testservice-50f.service +systemctl is-active testservice-50f.service + +# Check vpick support in ExtensionDirectories= +VBASE="vtest$RANDOM" +VDIR="/tmp/$VBASE.v" +mkdir "$VDIR" + +ln -s "$IMAGE_DIR/app0" "$VDIR/${VBASE}_0" +ln -s "$IMAGE_DIR/app1" "$VDIR/${VBASE}_1" + +systemd-run -P --property ExtensionDirectories="$VDIR" cat /opt/script1.sh | grep -q -F "extension-release.app2" + +rm -rf "$VDIR" + +systemd-dissect --umount "$IMAGE_DIR/app0" +systemd-dissect --umount "$IMAGE_DIR/app1" + +# Test that an extension consisting of an empty directory under /etc/extensions/ takes precedence +mkdir -p /var/lib/extensions/ +ln -s /tmp/app-nodistro.raw /var/lib/extensions/app-nodistro.raw +systemd-sysext merge +grep -q -F "MARKER=1" /usr/lib/systemd/system/some_file +systemd-sysext unmerge +mkdir -p /etc/extensions/app-nodistro +systemd-sysext merge +test ! -e /usr/lib/systemd/system/some_file +systemd-sysext unmerge +rmdir /etc/extensions/app-nodistro + +# Similar, but go via varlink +varlinkctl call /run/systemd/io.systemd.sysext io.systemd.sysext.List '{}' +(! grep -q -F "MARKER=1" /usr/lib/systemd/system/some_file ) +varlinkctl call /run/systemd/io.systemd.sysext io.systemd.sysext.Merge '{}' +grep -q -F "MARKER=1" /usr/lib/systemd/system/some_file +varlinkctl call /run/systemd/io.systemd.sysext io.systemd.sysext.Refresh '{}' +grep -q -F "MARKER=1" /usr/lib/systemd/system/some_file +varlinkctl call /run/systemd/io.systemd.sysext io.systemd.sysext.Unmerge '{}' +(! grep -q -F "MARKER=1" /usr/lib/systemd/system/some_file ) + +# Check that extensions cannot contain os-release +mkdir -p /run/extensions/app-reject/usr/lib/{extension-release.d/,systemd/system} +echo "ID=_any" >/run/extensions/app-reject/usr/lib/extension-release.d/extension-release.app-reject +echo "ID=_any" >/run/extensions/app-reject/usr/lib/os-release +touch /run/extensions/app-reject/usr/lib/systemd/system/other_file +(! systemd-sysext merge) +test ! -e /usr/lib/systemd/system/some_file +test ! -e /usr/lib/systemd/system/other_file +systemd-sysext unmerge +rm -rf /run/extensions/app-reject +rm /var/lib/extensions/app-nodistro.raw + +# Some super basic test that RootImage= works with .v/ dirs +VBASE="vtest$RANDOM" +VDIR="/tmp/$VBASE.v" +mkdir "$VDIR" + +ln -s "$MINIMAL_IMAGE.raw" "$VDIR/${VBASE}_33.raw" +ln -s "$MINIMAL_IMAGE.raw" "$VDIR/${VBASE}_34.raw" +ln -s "$MINIMAL_IMAGE.raw" "$VDIR/${VBASE}_35.raw" + +systemd-run -P -p RootImage="$VDIR" "${BIND_LOG_SOCKETS[@]}" cat /usr/lib/os-release | grep -q -F "MARKER=1" + +rm "$VDIR/${VBASE}_33.raw" "$VDIR/${VBASE}_34.raw" "$VDIR/${VBASE}_35.raw" +rmdir "$VDIR" + +mkdir -p /run/machines /run/portables /run/extensions +touch /run/machines/a.raw /run/portables/b.raw /run/extensions/c.raw + +systemd-dissect --discover --json=short >/tmp/discover.json +grep -q -F '{"name":"a","type":"raw","class":"machine","ro":false,"path":"/run/machines/a.raw"' /tmp/discover.json +grep -q -F '{"name":"b","type":"raw","class":"portable","ro":false,"path":"/run/portables/b.raw"' /tmp/discover.json +grep -q -F '{"name":"c","type":"raw","class":"sysext","ro":false,"path":"/run/extensions/c.raw"' /tmp/discover.json +rm /tmp/discover.json /run/machines/a.raw /run/portables/b.raw /run/extensions/c.raw + +LOOP="$(systemd-dissect --attach --loop-ref=waldo "$MINIMAL_IMAGE.raw")" + +# Wait until the symlinks we want to test are established +udevadm trigger -w "$LOOP" + +# Check if the /dev/loop/* symlinks really reference the right device +test /dev/disk/by-loop-ref/waldo -ef "$LOOP" + +if [ "$(stat -c '%Hd:%Ld' "$MINIMAL_IMAGE.raw")" != '?d:?d' ] ; then + # Old stat didn't know the %Hd and %Ld specifiers and turned them into ?d + # instead. Let's simply skip the test on such old systems. + test "$(stat -c '/dev/disk/by-loop-inode/%Hd:%Ld-%i' "$MINIMAL_IMAGE.raw")" -ef "$LOOP" +fi + +# Detach by loopback device +systemd-dissect --detach "$LOOP" + +# Test long reference name. +# Note, sizeof_field(struct loop_info64, lo_file_name) == 64, +# and --loop-ref accepts upto 63 characters, and udev creates symlink +# based on the name when it has upto _62_ characters. +name="$(for _ in {1..62}; do echo -n 'x'; done)" +LOOP="$(systemd-dissect --attach --loop-ref="$name" "$MINIMAL_IMAGE.raw")" +udevadm trigger -w "$LOOP" + +# Check if the /dev/disk/by-loop-ref/$name symlink really references the right device +test "/dev/disk/by-loop-ref/$name" -ef "$LOOP" + +# Detach by the /dev/disk/by-loop-ref symlink +systemd-dissect --detach "/dev/disk/by-loop-ref/$name" + +name="$(for _ in {1..63}; do echo -n 'x'; done)" +LOOP="$(systemd-dissect --attach --loop-ref="$name" "$MINIMAL_IMAGE.raw")" +udevadm trigger -w "$LOOP" + +# Check if the /dev/disk/by-loop-ref/$name symlink does not exist +test ! -e "/dev/disk/by-loop-ref/$name" + +# Detach by backing inode +systemd-dissect --detach "$MINIMAL_IMAGE.raw" +(! systemd-dissect --detach "$MINIMAL_IMAGE.raw") + +# check for confext functionality +mkdir -p /run/confexts/test/etc/extension-release.d +echo "ID=_any" >/run/confexts/test/etc/extension-release.d/extension-release.test +echo "ARCHITECTURE=_any" >>/run/confexts/test/etc/extension-release.d/extension-release.test +echo "MARKER_CONFEXT_123" >/run/confexts/test/etc/testfile +cat <<EOF >/run/confexts/test/etc/testscript +#!/bin/bash +echo "This should not happen" +EOF +chmod +x /run/confexts/test/etc/testscript +systemd-confext merge +grep -q -F "MARKER_CONFEXT_123" /etc/testfile +(! /etc/testscript) +systemd-confext status +systemd-confext unmerge +rm -rf /run/confexts/ + +unsquashfs -no-xattrs -d /tmp/img "$MINIMAL_IMAGE.raw" +systemd-run --unit=test-root-ephemeral \ + -p RootDirectory=/tmp/img \ + -p RootEphemeral=yes \ + -p Type=exec \ + "${BIND_LOG_SOCKETS[@]}" \ + bash -c "touch /abc && sleep infinity" +test -n "$(ls -A /var/lib/systemd/ephemeral-trees)" +systemctl stop test-root-ephemeral +# shellcheck disable=SC2016 +timeout 10 bash -c 'until test -z "$(ls -A /var/lib/systemd/ephemeral-trees)"; do sleep .5; done' +test ! -f /tmp/img/abc + +systemd-dissect --mtree /tmp/img >/dev/null +systemd-dissect --list /tmp/img >/dev/null + +read -r SHA256SUM1 _ < <(systemd-dissect --copy-from /tmp/img etc/os-release | sha256sum) +test "$SHA256SUM1" != "" + +echo abc > abc +systemd-dissect --copy-to /tmp/img abc /abc +test -f /tmp/img/abc + +# Test for dissect tool support with systemd-sysext +mkdir -p /run/extensions/ testkit/usr/lib/extension-release.d/ +echo "ID=_any" >testkit/usr/lib/extension-release.d/extension-release.testkit +echo "ARCHITECTURE=_any" >>testkit/usr/lib/extension-release.d/extension-release.testkit +echo "MARKER_SYSEXT_123" >testkit/usr/lib/testfile +mksquashfs testkit/ testkit.raw +cp testkit.raw /run/extensions/ +unsquashfs -l /run/extensions/testkit.raw +systemd-dissect --no-pager /run/extensions/testkit.raw | grep -q '✓ sysext for portable service' +systemd-dissect --no-pager /run/extensions/testkit.raw | grep -q '✓ sysext for system' +systemd-sysext merge +systemd-sysext status +grep -q -F "MARKER_SYSEXT_123" /usr/lib/testfile +systemd-sysext unmerge +rm -rf /run/extensions/ testkit/ + +# Test for dissect tool support with systemd-confext +mkdir -p /run/confexts/ testjob/etc/extension-release.d/ +echo "ID=_any" >testjob/etc/extension-release.d/extension-release.testjob +echo "ARCHITECTURE=_any" >>testjob/etc/extension-release.d/extension-release.testjob +echo "MARKER_CONFEXT_123" >testjob/etc/testfile +mksquashfs testjob/ testjob.raw +cp testjob.raw /run/confexts/ +unsquashfs -l /run/confexts/testjob.raw +systemd-dissect --no-pager /run/confexts/testjob.raw | grep -q '✓ confext for system' +systemd-dissect --no-pager /run/confexts/testjob.raw | grep -q '✓ confext for portable service' +systemd-confext merge +systemd-confext status +grep -q -F "MARKER_CONFEXT_123" /etc/testfile +systemd-confext unmerge +rm -rf /run/confexts/ testjob/ + +systemd-run -P -p RootImage="$MINIMAL_IMAGE.raw" "${BIND_LOG_SOCKETS[@]}" cat /run/host/os-release | cmp "$OS_RELEASE" + +# Test that systemd-sysext reloads the daemon. +mkdir -p /var/lib/extensions/ +ln -s /tmp/app-reload.raw /var/lib/extensions/app-reload.raw +systemd-sysext merge --no-reload +# the service should not be running +(! systemctl --quiet is-active foo.service) +systemd-sysext unmerge --no-reload +systemd-sysext merge +journalctl --sync +set +o pipefail +# "journalctl -u foo.service" may not work as expected, especially entries for _TRANSPORT=stdout, +# for short-living services or when the service manager generates debugging logs. +# Instead, SYSLOG_IDENTIFIER= should be reliable for stdout. Let's use it. +timeout -v 30s journalctl -b SYSLOG_IDENTIFIER=echo _TRANSPORT=stdout -o cat -n all --follow | grep -m 1 -q '^foo$' +set -o pipefail +systemd-sysext unmerge --no-reload +# Grep on the Warning to find the warning helper mentioning the daemon reload. +systemctl status foo.service 2>&1 | grep -q -F "Warning" +systemd-sysext merge +systemd-sysext unmerge +systemctl status foo.service 2>&1 | grep -v -q -F "Warning" +rm /var/lib/extensions/app-reload.raw + +# Sneak in a couple of expected-to-fail invocations to cover +# https://github.com/systemd/systemd/issues/29610 +(! systemd-run -P -p MountImages="/this/should/definitely/not/exist.img:/run/img2\:3:nosuid" false) +(! systemd-run -P -p ExtensionImages="/this/should/definitely/not/exist.img" false) +(! systemd-run -P -p RootImage="/this/should/definitely/not/exist.img" false) +(! systemd-run -P -p ExtensionDirectories="/foo/bar /foo/baz" false) |