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https://github.com/systemd/systemd
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7a321b5a21
Having these named differently than the test itself mostly creates unecessary confusion and makes writing logic against the tests harder so let's rename the testsuite-xx units and scripts to just use the test name itself.
93 lines
3.8 KiB
Bash
Executable File
93 lines
3.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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# SPDX-License-Identifier: LGPL-2.1-or-later
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set -eux
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set -o pipefail
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# shellcheck source=test/units/util.sh
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. "$(dirname "$0")"/util.sh
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if [[ ! -f /usr/lib/systemd/system/systemd-mountfsd.socket ]] || \
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[[ ! -f /usr/lib/systemd/system/systemd-nsresourced.socket ]] || \
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! command -v mksquashfs || \
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! grep -q bpf /sys/kernel/security/lsm ||
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! find /usr/lib* -name libbpf.so.1 2>/dev/null | grep . || \
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systemd-analyze compare-versions "$(uname -r)" lt 6.5 || \
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systemd-analyze compare-versions "$(pkcheck --version | awk '{print $3}')" lt 124; then
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echo "Skipping mountfsd/nsresourced tests"
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exit 0
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fi
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at_exit() {
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set +e
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umount -R /tmp/unpriv/mount
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rmdir /tmp/unpriv
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rm -f /tmp/test-50-unpriv-privkey.key /tmp/test-50-unpriv-cert.crt /run/verity.d/test-50-unpriv-cert.crt
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rm -f /var/tmp/unpriv.raw /tmp/unpriv.raw.mtree /tmp/unpriv2.raw.mtree
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rm -f /tmp/unpriv.out /tmp/unpriv.out2 /tmp/unpriv.out3
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}
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trap at_exit EXIT
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systemctl start systemd-mountfsd.socket systemd-nsresourced.socket
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openssl req -config "$OPENSSL_CONFIG" -subj="/CN=waldo" \
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-x509 -sha256 -nodes -days 365 -newkey rsa:4096 \
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-keyout /tmp/test-50-unpriv-privkey.key -out /tmp/test-50-unpriv-cert.crt
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systemd-dissect --mkdir --mount "$MINIMAL_IMAGE.raw" /tmp/unpriv/mount
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SYSTEMD_REPART_OVERRIDE_FSTYPE=squashfs \
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systemd-repart -P \
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-s /tmp/unpriv/mount \
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--certificate=/tmp/test-50-unpriv-cert.crt \
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--private-key=/tmp/test-50-unpriv-privkey.key \
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/var/tmp/unpriv.raw
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systemd-dissect --rmdir --umount /tmp/unpriv/mount
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systemd-dissect --image-policy='root=unprotected:=absent+unused' /var/tmp/unpriv.raw
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systemd-dissect --image-policy='root=unprotected:=absent+unused' --mtree /var/tmp/unpriv.raw >/tmp/unpriv.raw.mtree
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# Run unpriv, should fail due to lack of privs
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(! runas testuser systemd-dissect /var/tmp/unpriv.raw)
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(! runas testuser systemd-dissect --mtree /var/tmp/unpriv.raw)
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if (SYSTEMD_LOG_TARGET=console varlinkctl call \
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/run/systemd/userdb/io.systemd.NamespaceResource \
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io.systemd.NamespaceResource.AllocateUserRange \
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'{"name":"test-supported","size":65536,"userNamespaceFileDescriptor":0}' 2>&1 || true) |
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grep -q "io.systemd.NamespaceResource.UserNamespaceInterfaceNotSupported"; then
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echo "User namespace interface not supported, skipping mountfsd/nsresourced tests"
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exit 0
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fi
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# Install key in keychain
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cp /tmp/test-50-unpriv-cert.crt /run/verity.d
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# Now run unpriv again, should be OK now.
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runas testuser systemd-dissect /var/tmp/unpriv.raw
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runas testuser systemd-dissect --mtree /var/tmp/unpriv.raw >/tmp/unpriv2.raw.mtree
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# Check that unpriv and priv run yielded same results
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cmp /tmp/unpriv.raw.mtree /tmp/unpriv2.raw.mtree
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# Make sure nspawn works unpriv, too (for now do not nest)
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if ! systemd-detect-virt -c; then
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systemd-nspawn --pipe -i /var/tmp/unpriv.raw --read-only echo thisisatest > /tmp/unpriv.out
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echo thisisatest | cmp /tmp/unpriv.out -
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# The unpriv user has no rights to lock the image or write to it. Let's
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# turn off both for this test, so that we don't have to copy the image
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# around.
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systemd-run -M testuser@ --user --pipe \
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-p Environment=SYSTEMD_NSPAWN_LOCK=0 \
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-p Delegate=1 \
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-p DelegateSubgroup=supervisor \
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-p Environment=SYSTEMD_LOG_LEVEL=debug \
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--wait -- \
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systemd-nspawn --keep-unit -i /var/tmp/unpriv.raw --read-only --pipe echo thisisatest >/tmp/unpriv.out2
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echo thisisatest | cmp /tmp/unpriv.out2 -
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fi
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systemd-run -M testuser@ --user --pipe -p RootImage=/var/tmp/unpriv.raw -p PrivateUsers=1 --wait echo thisisatest >/tmp/unpriv.out3
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echo thisisatest | cmp /tmp/unpriv.out3 -
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