fix(bedrock_httpx.py): Add IAM caching for converse flow.

This commit is contained in:
David Manouchehri
2024-06-11 17:00:18 +00:00
parent 9aee0b4a0f
commit 844f15f8b0
+41 -30
View File
@@ -1433,42 +1433,53 @@ class BedrockConverseLLM(BaseLLM):
) = params_to_check
### CHECK STS ###
if (
aws_web_identity_token is not None
and aws_role_name is not None
and aws_session_name is not None
):
oidc_token = get_secret(aws_web_identity_token)
if aws_web_identity_token is not None and aws_role_name is not None and aws_session_name is not None:
iam_creds_cache_key = json.dumps({
"aws_web_identity_token": aws_web_identity_token,
"aws_role_name": aws_role_name,
"aws_session_name": aws_session_name,
"aws_region_name": aws_region_name,
})
if oidc_token is None:
raise BedrockError(
message="OIDC token could not be retrieved from secret manager.",
status_code=401,
iam_creds_dict = iam_cache.get_cache(iam_creds_cache_key)
if iam_creds_dict is None:
oidc_token = get_secret(aws_web_identity_token)
if oidc_token is None:
raise BedrockError(
message="OIDC token could not be retrieved from secret manager.",
status_code=401,
)
sts_client = boto3.client(
"sts",
region_name=aws_region_name,
endpoint_url=f"https://sts.{aws_region_name}.amazonaws.com"
)
sts_client = boto3.client(
"sts",
region_name=aws_region_name,
endpoint_url=f"https://sts.{aws_region_name}.amazonaws.com"
)
# https://docs.aws.amazon.com/STS/latest/APIReference/API_AssumeRoleWithWebIdentity.html
# https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/sts/client/assume_role_with_web_identity.html
sts_response = sts_client.assume_role_with_web_identity(
RoleArn=aws_role_name,
RoleSessionName=aws_session_name,
WebIdentityToken=oidc_token,
DurationSeconds=3600,
)
# https://docs.aws.amazon.com/STS/latest/APIReference/API_AssumeRoleWithWebIdentity.html
# https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/sts/client/assume_role_with_web_identity.html
sts_response = sts_client.assume_role_with_web_identity(
RoleArn=aws_role_name,
RoleSessionName=aws_session_name,
WebIdentityToken=oidc_token,
DurationSeconds=3600,
)
iam_creds_dict = {
"aws_access_key_id": sts_response["Credentials"]["AccessKeyId"],
"aws_secret_access_key": sts_response["Credentials"]["SecretAccessKey"],
"aws_session_token": sts_response["Credentials"]["SessionToken"],
"region_name": aws_region_name,
}
session = boto3.Session(
aws_access_key_id=sts_response["Credentials"]["AccessKeyId"],
aws_secret_access_key=sts_response["Credentials"]["SecretAccessKey"],
aws_session_token=sts_response["Credentials"]["SessionToken"],
region_name=aws_region_name,
)
iam_cache.set_cache(key=iam_creds_cache_key, value=json.dumps(iam_creds_dict), ttl=3600 - 60)
return session.get_credentials()
session = boto3.Session(**iam_creds_dict)
iam_creds = session.get_credentials()
return iam_creds
elif aws_role_name is not None and aws_session_name is not None:
sts_client = boto3.client(
"sts",