diff --git a/tests/bud.bats b/tests/bud.bats index f2394b497e..94e337b4fe 100644 --- a/tests/bud.bats +++ b/tests/bud.bats @@ -4455,9 +4455,70 @@ EOM } @test "bud-implicit-no-history" { - _prefetch nixery.dev/shell - run_buildah build $WITH_POLICY_JSON --layers=false $BUDFILES/no-history - run_buildah build $WITH_POLICY_JSON --layers=true $BUDFILES/no-history + _prefetch busybox + local ocidir=${TEST_SCRATCH_DIR}/oci + mkdir -p $ocidir/blobs/sha256 + # Build an image config and image manifest in parallel + local configos=$(${BUILDAH_BINARY} info --format '{{.host.os}}') + local configarch=$(${BUILDAH_BINARY} info --format '{{.host.arch}}') + local configvariant=$(${BUILDAH_BINARY} info --format '{{.host.variant}}') + local configvariantkv=${configvariant:+'"variant": "'${configvariant}'", '} + echo '{"architecture": "'"${configarch}"'", "os": "'"${configos}"'", '"${configvariantkv}"'"rootfs": {"type": "layers", "diff_ids": [' > ${TEST_SCRATCH_DIR}/config.json + echo '{"schemaVersion": 2, "mediaType": "application/vnd.oci.image.manifest.v1+json", "layers": [' > ${TEST_SCRATCH_DIR}/manifest.json + # Create some layers + for layer in $(seq 8) ; do + # Content for the layer + createrandom ${TEST_SCRATCH_DIR}/file$layer $((RANDOM+1024)) + # Layer blob + tar -c -C ${TEST_SCRATCH_DIR} -f ${TEST_SCRATCH_DIR}/layer$layer.tar file$layer + # Get the layer blob's digest and size + local diffid=$(sha256sum ${TEST_SCRATCH_DIR}/layer$layer.tar) + local diffsize=$(wc -c ${TEST_SCRATCH_DIR}/layer$layer.tar) + # Link the blob into where an OCI layout would put it. + ln ${TEST_SCRATCH_DIR}/layer$layer.tar $ocidir/blobs/sha256/${diffid%% *} + # Try to keep the resulting files at least kind of readable. + if test $layer -gt 1 ; then + echo "," >> ${TEST_SCRATCH_DIR}/config.json + echo "," >> ${TEST_SCRATCH_DIR}/manifest.json + fi + # Add the layer to the config blob's list of diffIDs for its rootfs. + echo -n ' "sha256:'${diffid%% *}'"' >> ${TEST_SCRATCH_DIR}/config.json + # Add the layer blob to the manifest's list of blobs. + echo -n ' {"mediaType": "application/vnd.oci.image.layer.v1.tar", "digest": "sha256:'${diffid%% *}'", "size": '${diffsize%% *}'}' >> ${TEST_SCRATCH_DIR}/manifest.json + done + # Finish the diffID and layer blob lists. + echo >> ${TEST_SCRATCH_DIR}/config.json + echo >> ${TEST_SCRATCH_DIR}/manifest.json + # Finish the config blob with some boilerplate stuff. + echo ']}, "config": { "Cmd": ["/bin/sh"], "Env": [ "PATH=/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/usr/bin:/bin" ]}}' >> ${TEST_SCRATCH_DIR}/config.json + # Compute the config blob's digest and size, so that we can list it in the manifest. + local configsize=$(wc -c ${TEST_SCRATCH_DIR}/config.json) + local configdigest=$(sha256sum ${TEST_SCRATCH_DIR}/config.json) + # Finish the manifest with information about the config blob. + echo '], "config": { "mediaType": "application/vnd.oci.image.config.v1+json", "digest": "sha256:'${configdigest%% *}'", "size": '${configsize%% *}'}}' >> ${TEST_SCRATCH_DIR}/manifest.json + # Compute the manifest's digest and size, so that we can list it in the OCI layout index. + local manifestsize=$(wc -c ${TEST_SCRATCH_DIR}/manifest.json) + local manifestdigest=$(sha256sum ${TEST_SCRATCH_DIR}/manifest.json) + # Link the config blob and manifest into where an OCI layout would put them. + ln ${TEST_SCRATCH_DIR}/config.json $ocidir/blobs/sha256/${configdigest%% *} + ln ${TEST_SCRATCH_DIR}/manifest.json $ocidir/blobs/sha256/${manifestdigest%% *} + # Write the layout index with just the one image manifest in it. + echo '{"schemaVersion": 2, "manifests": [ {"mediaType": "application/vnd.oci.image.manifest.v1+json", "digest": "sha256:'${manifestdigest%% *}'", "size": '${manifestsize%% *}' } ]}' > $ocidir/index.json + # Write the "this is an OCI layout directory" identifier. + echo '{"imageLayoutVersion":"1.0.0"}' > $ocidir/oci-layout + # Import the image from the OCI layout into buildah's normal storage. + run_buildah pull --log-level=debug $WITH_POLICY_JSON oci:$ocidir + # Tag the image (we know its ID is the config blob digest, since it's an OCI + # image) with the name the Dockerfile will specify as its base image. + run_buildah tag ${configdigest%% *} fakeregistry.podman.invalid/notreal + # Double-check that the image has no history, which is what we wanted to get + # out of all of this. + run_buildah inspect --format '{{.History}}' fakeregistry.podman.invalid/notreal + assert "${lines}" == '[]' "base image generated for test had history field that was not an empty slice" + # Build images using our image-with-no-history as a base, to check that we + # don't trip over ourselves when doing so. + run_buildah build $WITH_POLICY_JSON --pull=never --layers=false $BUDFILES/no-history + run_buildah build $WITH_POLICY_JSON --pull=never --layers=true $BUDFILES/no-history } @test "bud with encrypted FROM image" { diff --git a/tests/bud/no-history/Dockerfile b/tests/bud/no-history/Dockerfile index ca69dc5480..726a6dbcb2 100644 --- a/tests/bud/no-history/Dockerfile +++ b/tests/bud/no-history/Dockerfile @@ -1,7 +1,9 @@ # The important thing about that first base image is that it has no history -# entries, but it does have at least one layer. +# entries, but it does have at least one layer. This base image is built +# during the test that uses this Dockerfile, and isn't in a registry. -FROM nixery.dev/shell AS first-stage +FROM fakeregistry.podman.invalid/notreal AS first-stage +COPY --from=busybox / / RUN date > /date1.txt RUN sleep 1 > /sleep1.txt