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#!/usr/bin/env bats
load helpers
@test "overlay specific level" {
if test \! -e /usr/bin/fuse-overlayfs -a "$BUILDAH_ISOLATION" = "rootless"; then
skip "BUILDAH_ISOLATION = $BUILDAH_ISOLATION" and no /usr/bin/fuse-overlayfs present
elif test "$STORAGE_DRIVER" = "vfs"; then
skip "skipping overlay test because \$STORAGE_DRIVER = $STORAGE_DRIVER"
fi
image=alpine
mkdir ${TESTDIR}/lower
touch ${TESTDIR}/lower/foo
run_buildah from --quiet -v ${TESTDIR}/lower:/lower:O --quiet --signature-policy ${TESTSDIR}/policy.json $image
cid=$output
# This should succeed
run_buildah run $cid ls /lower/foo
# Create and remove content in the overlay directory, should succeed
run_buildah run $cid touch /lower/bar
run_buildah run $cid rm /lower/foo
# This should fail, second runs of containers go back to original
run_buildah 125 run $cid ls /lower/bar
# This should fail
run ls ${TESTDIR}/lower/bar
[ "$status" -ne 0 ]
}
@test "overlay dest permissions" {
if test \! -e /usr/bin/fuse-overlayfs -a "$BUILDAH_ISOLATION" = "rootless"; then
skip "BUILDAH_ISOLATION = $BUILDAH_ISOLATION" and no /usr/bin/fuse-overlayfs present
elif test "$STORAGE_DRIVER" = "vfs"; then
skip "skipping overlay test because \$STORAGE_DRIVER = $STORAGE_DRIVER"
fi
image=alpine
mkdir ${TESTDIR}/lower
run_buildah from --quiet --quiet --signature-policy ${TESTSDIR}/policy.json $image
cid=$output
run_buildah run $cid sh -c 'ls -ld /tmp | cut -f1 -d" "'
permission=$output
run_buildah rm $cid
run_buildah from --quiet -v ${TESTDIR}/lower:/tmp:O --quiet --signature-policy ${TESTSDIR}/policy.json $image
cid=$output
# This should succeed
run_buildah run $cid sh -c 'ls -ld /tmp | cut -f1 -d" "'
expect_output $permission
# Create and remove content in the overlay directory, should succeed
run_buildah run $cid touch /lower/bar
run_buildah run $cid rm /lower/foo
# This should fail, second runs of containers go back to original
run_buildah 125 run $cid ls /lower/bar
# This should fail
run ls ${TESTDIR}/lower/bar
[ "$status" -ne 0 ]
}
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