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Use metadata as default credentials in credentials_from_env_variables #270

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Merged
merged 2 commits into from
Apr 3, 2023
Merged

Use metadata as default credentials in credentials_from_env_variables #270

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8f458ce
add metadata as default cred
rekby Apr 3, 2023
d52e808
fix format
rekby Apr 3, 2023
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12 changes: 9 additions & 3 deletions ydb/driver.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
from . import tracing
import os
import grpc
from . import iam
from . import _utilities

from typing import Any # noqa
Expand Down Expand Up @@ -45,16 +46,21 @@ def credentials_from_env_variables(tracer=None):
metadata_credentials = os.getenv("YDB_METADATA_CREDENTIALS", "0") == "1"
if metadata_credentials:
ctx.trace({"credentials.metadata": True})
import ydb.iam

return ydb.iam.MetadataUrlCredentials(tracer=tracer)
return iam.MetadataUrlCredentials(tracer=tracer)

access_token = os.getenv("YDB_ACCESS_TOKEN_CREDENTIALS")
if access_token is not None:
ctx.trace({"credentials.access_token": True})
return credentials_impl.AuthTokenCredentials(access_token)

return default_credentials(None, tracer)
ctx.trace(
{
"credentials.env_default": True,
"credentials.metadata": True,
}
)
return iam.MetadataUrlCredentials(tracer=tracer)


class DriverConfig(object):
Expand Down