def resolve_manifest_uri(uri: URI,
ipfs: BaseIPFSBackend) -> ResolvedManifestURI:
github_backend = GithubOverHTTPSBackend()
if github_backend.can_resolve_uri(uri):
raw_manifest = github_backend.fetch_uri_contents(uri)
resolved_content_hash = parse.urlparse(uri).path.split("/")[-1]
elif ipfs.can_resolve_uri(uri):
raw_manifest = ipfs.fetch_uri_contents(uri)
resolved_content_hash = extract_ipfs_path_from_uri(uri)
else:
raise UriNotSupportedError(
f"{uri} is not supported. Currently ethPM CLI only supports "
"IPFS and Github blob manifest uris.")
return ResolvedManifestURI(raw_manifest, resolved_content_hash)
def test_github_over_https_backend_fetch_uri_contents(uri, owned_contract, w3):
# these tests may occassionally fail CI as a result of their network requests
backend = GithubOverHTTPSBackend()
assert backend.base_uri == GITHUB_API_AUTHORITY
# integration with Package.from_uri
owned_package = Package.from_uri(uri, w3)
assert owned_package.name == "owned"