def test_get_manifest_bad_v2(responses, caplog):
"""Couldn't get a v2 manifest."""
caplog.set_level(logging.DEBUG, logger="charmcraft")
ocireg = OCIRegistry("fakereg.com", "test-orga", "test-image")
url = "https://fakereg.com/v2/test-orga/test-image/manifests/test-reference"
response_headers = {"Docker-Content-Digest": "test-digest"}
response_content = {"schemaVersion": 1}
responses.add(responses.GET,
url,
status=200,
headers=response_headers,
json=response_content)
# second response with a bad manifest
url = "https://fakereg.com/v2/test-orga/test-image/manifests/test-reference"
response_headers = {"Docker-Content-Digest": "test-digest-for-real"}
response_content = {"sadly broken": ":("}
responses.add(responses.GET,
url,
status=200,
headers=response_headers,
json=response_content)
# try it
with pytest.raises(CommandError) as cm:
ocireg.get_manifest("test-reference")
assert str(cm.value) == "Manifest v2 not found for 'test-reference'."
expected = (
"Got something else when asking for a v2 manifest: {'sadly broken': ':('}"
)
assert expected in [rec.message for rec in caplog.records]
def test_get_manifest_simple_multiple(responses):
"""Straightforward download of a multiple manifest."""
ocireg = OCIRegistry("fakereg.com", "test-orga", "test-image")
url = "https://fakereg.com/v2/test-orga/test-image/manifests/test-reference"
response_headers = {"Docker-Content-Digest": "test-digest"}
lot_of_manifests = [
{
"manifest1": "stuff"
},
{
"manifest2": "morestuff",
"foo": "bar"
},
]
response_content = {"manifests": lot_of_manifests}
responses.add(responses.GET,
url,
status=200,
headers=response_headers,
json=response_content)
# try it
sublist, digest, raw_manifest = ocireg.get_manifest("test-reference")
assert sublist == lot_of_manifests
assert digest == "test-digest"
assert raw_manifest == responses.calls[0].response.text # exact
def test_get_manifest_simple_v2(responses, caplog):
"""Straightforward download of a v2 manifest."""
caplog.set_level(logging.DEBUG, logger="charmcraft")
ocireg = OCIRegistry("fakereg.com", "test-orga", "test-image")
url = "https://fakereg.com/v2/test-orga/test-image/manifests/test-reference"
response_headers = {"Docker-Content-Digest": "test-digest"}
response_content = {
"schemaVersion": 2,
"foo": "bar",
"unicodecontent": "moño"
}
responses.add(responses.GET,
url,
status=200,
headers=response_headers,
json=response_content)
# try it
sublist, digest, raw_manifest = ocireg.get_manifest("test-reference")
assert sublist is None
assert digest == "test-digest"
assert raw_manifest == responses.calls[
0].response.text # must be exactly the same
log_lines = [rec.message for rec in caplog.records]
assert "Getting manifests list for test-reference" in log_lines
assert "Got the manifest directly, schema 2" in log_lines
assert responses.calls[0].request.headers["Accept"] == MANIFEST_LISTS
def test_get_manifest_v1_and_redownload(responses, caplog):
"""Get a v2 manifest after initially getting a v1."""
caplog.set_level(logging.DEBUG, logger="charmcraft")
ocireg = OCIRegistry("fakereg.com", "test-orga", "test-image")
# first response with v1 manifest
url = "https://fakereg.com/v2/test-orga/test-image/manifests/test-reference"
response_headers = {"Docker-Content-Digest": "test-digest"}
response_content = {"schemaVersion": 1}
responses.add(responses.GET,
url,
status=200,
headers=response_headers,
json=response_content)
# second response with v2 manifest, note the changed digest!
url = "https://fakereg.com/v2/test-orga/test-image/manifests/test-reference"
response_headers = {"Docker-Content-Digest": "test-digest-for-real"}
response_content = {"schemaVersion": 2}
responses.add(responses.GET,
url,
status=200,
headers=response_headers,
json=response_content)
# try it
sublist, digest, raw_manifest = ocireg.get_manifest("test-reference")
assert sublist is None
assert digest == "test-digest-for-real"
assert raw_manifest == responses.calls[1].response.text # the second one
log_lines = [rec.message for rec in caplog.records]
assert "Getting manifests list for test-reference" in log_lines
assert "Got the manifest directly, schema 1" in log_lines
assert "Got the v2 manifest ok" in log_lines
assert responses.calls[0].request.headers["Accept"] == MANIFEST_LISTS
assert responses.calls[1].request.headers["Accept"] == MANIFEST_V2_MIMETYPE