diff options
Diffstat (limited to '')
| -rwxr-xr-x | test/units/testsuite-70.sh | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/test/units/testsuite-70.sh b/test/units/testsuite-70.sh new file mode 100755 index 0000000..c049e8f --- /dev/null +++ b/test/units/testsuite-70.sh @@ -0,0 +1,234 @@ +#!/usr/bin/env bash +# SPDX-License-Identifier: LGPL-2.1-or-later +set -ex +set -o pipefail + +export SYSTEMD_LOG_LEVEL=debug + +# Prepare fresh disk image +img="/var/tmp/test.img" +truncate -s 20M $img +echo -n passphrase >/tmp/passphrase +cryptsetup luksFormat -q --pbkdf pbkdf2 --pbkdf-force-iterations 1000 --use-urandom $img /tmp/passphrase + +# Unlocking via keyfile +systemd-cryptenroll --unlock-key-file=/tmp/passphrase --tpm2-device=auto $img + +# Enroll unlock with default PCR policy +PASSWORD=passphrase systemd-cryptenroll --tpm2-device=auto $img +/usr/lib/systemd/systemd-cryptsetup attach test-volume $img - tpm2-device=auto,headless=1 +/usr/lib/systemd/systemd-cryptsetup detach test-volume + +# Check with wrong PCR +tpm2_pcrextend 7:sha256=0000000000000000000000000000000000000000000000000000000000000000 +(! /usr/lib/systemd/systemd-cryptsetup attach test-volume $img - tpm2-device=auto,headless=1) + +# Enroll unlock with PCR+PIN policy +systemd-cryptenroll --wipe-slot=tpm2 $img +PASSWORD=passphrase NEWPIN=123456 systemd-cryptenroll --tpm2-device=auto --tpm2-with-pin=true $img +PIN=123456 /usr/lib/systemd/systemd-cryptsetup attach test-volume $img - tpm2-device=auto,headless=1 +/usr/lib/systemd/systemd-cryptsetup detach test-volume + +# Check failure with wrong PIN +(! PIN=123457 /usr/lib/systemd/systemd-cryptsetup attach test-volume $img - tpm2-device=auto,headless=1) + +# Check LUKS2 token plugin unlock (i.e. without specifying tpm2-device=auto) +if cryptsetup --help | grep -q 'LUKS2 external token plugin support is compiled-in' && \ + [ -f "$(cryptsetup --help | sed -n -r 's/.*LUKS2 external token plugin path: (.*)\./\1/p')/libcryptsetup-token-systemd-tpm2.so" ]; then + PIN=123456 /usr/lib/systemd/systemd-cryptsetup attach test-volume $img - headless=1 + /usr/lib/systemd/systemd-cryptsetup detach test-volume + + # Check failure with wrong PIN + (! PIN=123457 /usr/lib/systemd/systemd-cryptsetup attach test-volume $img - headless=1) +else + echo 'cryptsetup has no LUKS2 token plugin support, skipping' +fi + +# Check failure with wrong PCR (and correct PIN) +tpm2_pcrextend 7:sha256=0000000000000000000000000000000000000000000000000000000000000000 +(! PIN=123456 /usr/lib/systemd/systemd-cryptsetup attach test-volume $img - tpm2-device=auto,headless=1) + +# Enroll unlock with PCR 0+7 +systemd-cryptenroll --wipe-slot=tpm2 $img +PASSWORD=passphrase systemd-cryptenroll --tpm2-device=auto --tpm2-pcrs=0+7 $img +/usr/lib/systemd/systemd-cryptsetup attach test-volume $img - tpm2-device=auto,headless=1 +/usr/lib/systemd/systemd-cryptsetup detach test-volume + +# Check with wrong PCR 0 +tpm2_pcrextend 0:sha256=0000000000000000000000000000000000000000000000000000000000000000 +/usr/lib/systemd/systemd-cryptsetup attach test-volume $img - tpm2-device=auto,headless=1 && exit 1 + +rm $img + +if [[ -e /usr/lib/systemd/systemd-measure ]]; then + echo HALLO > /tmp/tpmdata1 + echo foobar > /tmp/tpmdata2 + + cat >/tmp/result <<EOF +11:sha1=5177e4ad69db92192c10e5f80402bf81bfec8a81 +11:sha256=37b48bd0b222394dbe3cceff2fca4660c4b0a90ae9369ec90b42f14489989c13 +11:sha384=5573f9b2caf55b1d0a6a701f890662d682af961899f0419cf1e2d5ea4a6a68c1f25bd4f5b8a0865eeee82af90f5cb087 +11:sha512=961305d7e9981d6606d1ce97b3a9a1f92610cac033e9c39064895f0e306abc1680463d55767bd98e751eae115bdef3675a9ee1d29ed37da7885b1db45bb2555b +EOF + /usr/lib/systemd/systemd-measure calculate --linux=/tmp/tpmdata1 --initrd=/tmp/tpmdata2 --bank=sha1 --bank=sha256 --bank=sha384 --bank=sha512 --phase=: | cmp - /tmp/result + + cat >/tmp/result.json <<EOF +{"sha1":[{"pcr":11,"hash":"5177e4ad69db92192c10e5f80402bf81bfec8a81"}],"sha256":[{"pcr":11,"hash":"37b48bd0b222394dbe3cceff2fca4660c4b0a90ae9369ec90b42f14489989c13"}],"sha384":[{"pcr":11,"hash":"5573f9b2caf55b1d0a6a701f890662d682af961899f0419cf1e2d5ea4a6a68c1f25bd4f5b8a0865eeee82af90f5cb087"}],"sha512":[{"pcr":11,"hash":"961305d7e9981d6606d1ce97b3a9a1f92610cac033e9c39064895f0e306abc1680463d55767bd98e751eae115bdef3675a9ee1d29ed37da7885b1db45bb2555b"}]} +EOF + /usr/lib/systemd/systemd-measure calculate --linux=/tmp/tpmdata1 --initrd=/tmp/tpmdata2 --bank=sha1 --bank=sha256 --bank=sha384 --bank=sha512 --phase=: -j | diff -u - /tmp/result.json + + cat >/tmp/result <<EOF +11:sha1=6765ee305db063040c454d32697d922b3d4f232b +11:sha256=21c49c1242042649e09c156546fd7d425ccc3c67359f840507b30be4e0f6f699 +11:sha384=08d0b003a134878eee552070d51d58abe942f457ca85704131dd36f73728e7327ca837594bc9d5ac7de818d02a3d5dd2 +11:sha512=65120f6ebc04b156421c6f3d543b2fad545363d9ca61c514205459e9c0e0b22e09c23605eae5853e38458ef3ca54e087168af8d8a882a98d220d9391e48be6d0 +EOF + /usr/lib/systemd/systemd-measure calculate --linux=/tmp/tpmdata1 --initrd=/tmp/tpmdata2 --bank=sha1 --bank=sha256 --bank=sha384 --bank=sha512 --phase=foo | cmp - /tmp/result + + cat >/tmp/result.json <<EOF +{"sha1":[{"phase":"foo","pcr":11,"hash":"6765ee305db063040c454d32697d922b3d4f232b"}],"sha256":[{"phase":"foo","pcr":11,"hash":"21c49c1242042649e09c156546fd7d425ccc3c67359f840507b30be4e0f6f699"}],"sha384":[{"phase":"foo","pcr":11,"hash":"08d0b003a134878eee552070d51d58abe942f457ca85704131dd36f73728e7327ca837594bc9d5ac7de818d02a3d5dd2"}],"sha512":[{"phase":"foo","pcr":11,"hash":"65120f6ebc04b156421c6f3d543b2fad545363d9ca61c514205459e9c0e0b22e09c23605eae5853e38458ef3ca54e087168af8d8a882a98d220d9391e48be6d0"}]} +EOF + /usr/lib/systemd/systemd-measure calculate --linux=/tmp/tpmdata1 --initrd=/tmp/tpmdata2 --bank=sha1 --bank=sha256 --bank=sha384 --bank=sha512 --phase=foo -j | diff -u - /tmp/result.json + + rm /tmp/result /tmp/result.json +else + echo "/usr/lib/systemd/systemd-measure not found, skipping PCR policy test case" +fi + +if [ -e /usr/lib/systemd/systemd-measure ] && \ + [ -f /sys/class/tpm/tpm0/pcr-sha1/11 ] && \ + [ -f /sys/class/tpm/tpm0/pcr-sha256/11 ]; then + # Generate key pair + openssl genpkey -algorithm RSA -pkeyopt rsa_keygen_bits:2048 -out "/tmp/pcrsign-private.pem" + openssl rsa -pubout -in "/tmp/pcrsign-private.pem" -out "/tmp/pcrsign-public.pem" + + MEASURE_BANKS=("--bank=sha256") + # Check if SHA1 signatures are supported + # + # Some distros have started phasing out SHA1, so make sure the SHA1 + # signatures are supported before trying to use them. + if echo hello | openssl dgst -sign /tmp/pcrsign-private.pem -sha1 >/dev/null; then + MEASURE_BANKS+=("--bank=sha1") + fi + + # Sign current PCR state with it + /usr/lib/systemd/systemd-measure sign --current "${MEASURE_BANKS[@]}" --private-key="/tmp/pcrsign-private.pem" --public-key="/tmp/pcrsign-public.pem" --phase=: | tee "/tmp/pcrsign.sig" + dd if=/dev/urandom of=/tmp/pcrtestdata bs=1024 count=64 + systemd-creds encrypt /tmp/pcrtestdata /tmp/pcrtestdata.encrypted --with-key=host+tpm2-with-public-key --tpm2-public-key="/tmp/pcrsign-public.pem" + systemd-creds decrypt /tmp/pcrtestdata.encrypted - --tpm2-signature="/tmp/pcrsign.sig" | cmp - /tmp/pcrtestdata + + # Invalidate PCR, decrypting should fail now + tpm2_pcrextend 11:sha256=0000000000000000000000000000000000000000000000000000000000000000 + (! systemd-creds decrypt /tmp/pcrtestdata.encrypted - --tpm2-signature="/tmp/pcrsign.sig" > /dev/null) + + # Sign new PCR state, decrypting should work now. + /usr/lib/systemd/systemd-measure sign --current "${MEASURE_BANKS[@]}" --private-key="/tmp/pcrsign-private.pem" --public-key="/tmp/pcrsign-public.pem" --phase=: > "/tmp/pcrsign.sig2" + systemd-creds decrypt /tmp/pcrtestdata.encrypted - --tpm2-signature="/tmp/pcrsign.sig2" | cmp - /tmp/pcrtestdata + + # Now, do the same, but with a cryptsetup binding + truncate -s 20M $img + cryptsetup luksFormat -q --pbkdf pbkdf2 --pbkdf-force-iterations 1000 --use-urandom $img /tmp/passphrase + # Ensure that an unrelated signature, when not requested, is not used + touch /run/systemd/tpm2-pcr-signature.json + systemd-cryptenroll --unlock-key-file=/tmp/passphrase --tpm2-device=auto --tpm2-public-key="/tmp/pcrsign-public.pem" $img + # Reset and use the signature now + rm -f /run/systemd/tpm2-pcr-signature.json + systemd-cryptenroll --wipe-slot=tpm2 $img + systemd-cryptenroll --unlock-key-file=/tmp/passphrase --tpm2-device=auto --tpm2-public-key="/tmp/pcrsign-public.pem" --tpm2-signature="/tmp/pcrsign.sig2" $img + + # Check if we can activate that (without the token module stuff) + SYSTEMD_CRYPTSETUP_USE_TOKEN_MODULE=0 /usr/lib/systemd/systemd-cryptsetup attach test-volume2 $img - tpm2-device=auto,tpm2-signature="/tmp/pcrsign.sig2",headless=1 + SYSTEMD_CRYPTSETUP_USE_TOKEN_MODULE=0 /usr/lib/systemd/systemd-cryptsetup detach test-volume2 + + # Check if we can activate that (and a second time with the the token module stuff enabled) + SYSTEMD_CRYPTSETUP_USE_TOKEN_MODULE=1 /usr/lib/systemd/systemd-cryptsetup attach test-volume2 $img - tpm2-device=auto,tpm2-signature="/tmp/pcrsign.sig2",headless=1 + SYSTEMD_CRYPTSETUP_USE_TOKEN_MODULE=1 /usr/lib/systemd/systemd-cryptsetup detach test-volume2 + + # After extending the PCR things should fail + tpm2_pcrextend 11:sha256=0000000000000000000000000000000000000000000000000000000000000000 + (! SYSTEMD_CRYPTSETUP_USE_TOKEN_MODULE=0 /usr/lib/systemd/systemd-cryptsetup attach test-volume2 $img - tpm2-device=auto,tpm2-signature="/tmp/pcrsign.sig2",headless=1) + (! SYSTEMD_CRYPTSETUP_USE_TOKEN_MODULE=1 /usr/lib/systemd/systemd-cryptsetup attach test-volume2 $img - tpm2-device=auto,tpm2-signature="/tmp/pcrsign.sig2",headless=1) + + # But once we sign the current PCRs, we should be able to unlock again + /usr/lib/systemd/systemd-measure sign --current "${MEASURE_BANKS[@]}" --private-key="/tmp/pcrsign-private.pem" --public-key="/tmp/pcrsign-public.pem" --phase=: > "/tmp/pcrsign.sig3" + SYSTEMD_CRYPTSETUP_USE_TOKEN_MODULE=0 /usr/lib/systemd/systemd-cryptsetup attach test-volume2 $img - tpm2-device=auto,tpm2-signature="/tmp/pcrsign.sig3",headless=1 + /usr/lib/systemd/systemd-cryptsetup detach test-volume2 + SYSTEMD_CRYPTSETUP_USE_TOKEN_MODULE=1 /usr/lib/systemd/systemd-cryptsetup attach test-volume2 $img - tpm2-device=auto,tpm2-signature="/tmp/pcrsign.sig3",headless=1 + /usr/lib/systemd/systemd-cryptsetup detach test-volume2 + + rm $img +else + echo "/usr/lib/systemd/systemd-measure or PCR sysfs files not found, skipping signed PCR policy test case" +fi + +# Ensure that sandboxing doesn't stop creds from being accessible +echo "test" > /tmp/testdata +systemd-creds encrypt /tmp/testdata /tmp/testdata.encrypted --with-key=tpm2 +# LoadCredentialEncrypted +systemd-run -p PrivateDevices=yes -p LoadCredentialEncrypted=testdata.encrypted:/tmp/testdata.encrypted --pipe --wait systemd-creds cat testdata.encrypted | cmp - /tmp/testdata +# SetCredentialEncrypted +systemd-run -p PrivateDevices=yes -p SetCredentialEncrypted=testdata.encrypted:"$(cat /tmp/testdata.encrypted)" --pipe --wait systemd-creds cat testdata.encrypted | cmp - /tmp/testdata +rm /tmp/testdata + +# negative tests for cryptenroll + +# Prepare a new disk image +img_2="/var/tmp/file_enroll.txt" +truncate -s 20M $img_2 +echo -n password >/tmp/password +cryptsetup luksFormat -q --pbkdf pbkdf2 --pbkdf-force-iterations 1000 --use-urandom $img_2 /tmp/password + +#boolean_arguments +(! systemd-cryptenroll --fido2-with-client-pin=false) + +(! systemd-cryptenroll --fido2-with-user-presence=f $img_2 /tmp/foo) + +(! systemd-cryptenroll --fido2-with-client-pin=1234 $img_2) + +systemd-cryptenroll --fido2-with-client-pin=false $img_2 + +(! systemd-cryptenroll --fido2-with-user-presence=1234 $img_2) + +systemd-cryptenroll --fido2-with-user-presence=false $img_2 + +(! systemd-cryptenroll --fido2-with-user-verification=1234 $img_2) + +(! systemd-cryptenroll --tpm2-with-pin=1234 $img_2) + +systemd-cryptenroll --fido2-with-user-verification=false $img_2 + +#arg_enroll_type +(! systemd-cryptenroll --recovery-key --password $img_2) + +(! systemd-cryptenroll --password --recovery-key $img_2) + +(! systemd-cryptenroll --password --fido2-device=auto $img_2) + +(! systemd-cryptenroll --password --pkcs11-token-uri=auto $img_2) + +(! systemd-cryptenroll --password --tpm2-device=auto $img_2) + +#arg_unlock_type +(! systemd-cryptenroll --unlock-fido2-device=auto --unlock-fido2-device=auto $img_2) + +(! systemd-cryptenroll --unlock-fido2-device=auto --unlock-key-file=/tmp/unlock $img_2) + +#fido2_cred_algorithm +(! systemd-cryptenroll --fido2-credential-algorithm=es512 $img_2) + +#tpm2_errors +(! systemd-cryptenroll --tpm2-public-key-pcrs=key $img_2) + +(! systemd-cryptenroll --tpm2-pcrs=key $img_2) + +#wipe_slots +(! systemd-cryptenroll --wipe-slot $img_2) + +(! systemd-cryptenroll --wipe-slot=10240000 $img_2) + +#fido2_multiple_auto +(! systemd-cryptenroll --fido2-device=auto --unlock-fido2-device=auto $img_2) + +echo OK >/testok + +exit 0 |