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summary: check that snap pack creates squashfs files
details: |
Verify that snap pack creates squashfs files or fails in a predictable
manner.
restore: |
snap remove test-snapd-sh-lzo
execute: |
echo "Packing a simple snap works"
snap pack "$TESTSLIB/snaps/test-snapd-sh" . --filename test-snapd-sh.snap
test -e test-snapd-sh.snap
unsquashfs -l test-snapd-sh.snap
snap install core18
# the core snap includes files that are not accessible to the user due to
# permissions
echo "Packing the core snap as root works"
SNAP_MOUNT_DIR="$(os.paths snap-mount-dir)"
snap pack "$SNAP_MOUNT_DIR/core18/current" . --filename core18-as-root.snap
unsquashfs -l core18-as-root.snap > /dev/null
echo "Packing the core snap as a user fails due to permission checks"
not su test -c "snap pack \"$SNAP_MOUNT_DIR/core18/current\" . --filename core18-as-user.snap" 2> stderr.log
MATCH 'error: cannot pack ".*core18.*": cannot access the following locations in the snap source directory:' < stderr.log
MATCH -- '- etc.* \(owner .* mode .*\)' < stderr.log
echo "Packing a simple snap with lzo works"
snap pack --compression=lzo "$TESTSLIB/snaps/test-snapd-sh" . --filename test-snapd-sh-lzo.snap
test -e test-snapd-sh-lzo.snap
unsquashfs -l test-snapd-sh-lzo.snap
unsquashfs -s test-snapd-sh-lzo.snap | MATCH "Compression lzo"
echo "The lzo snap can be used normally"
snap install --dangerous test-snapd-sh-lzo.snap
test-snapd-sh.sh -c "echo hello-lzo" | MATCH "hello-lzo"
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