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Add support for API Key in SSM #95

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Merged
merged 1 commit into from
Oct 30, 2020
Merged

Add support for API Key in SSM #95

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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,7 @@ If `DD_FLUSH_TO_LOG` is set to `false` (not recommended), the Datadog API Key mu
- DD_API_KEY - the Datadog API Key in plain-text, NOT recommended
- DD_KMS_API_KEY - the KMS-encrypted API Key, requires the `kms:Decrypt` permission
- DD_API_KEY_SECRET_ARN - the Secret ARN to fetch API Key from the Secrets Manager, requires the `secretsmanager:GetSecretValue` permission (and `kms:Decrypt` if using a customer managed CMK)
- DD_API_KEY_SSM_NAME - the Parameter Name to fetch API Key from the Systems Manager Parameter Store, requires the `ssm:GetParameter` permission (and `kms:Decrypt` if using a SecureString with a customer managed CMK)

You can also supply or override the API key at runtime (not recommended):

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6 changes: 6 additions & 0 deletions datadog_lambda/metric.py
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Expand Up @@ -136,12 +136,18 @@ def submit_errors_metric(lambda_context):
# Set API Key and Host in the module, so they only set once per container
if not api._api_key:
DD_API_KEY_SECRET_ARN = os.environ.get("DD_API_KEY_SECRET_ARN", "")
DD_API_KEY_SSM_NAME = os.environ.get("DD_API_KEY_SSM_NAME", "")
DD_KMS_API_KEY = os.environ.get("DD_KMS_API_KEY", "")
DD_API_KEY = os.environ.get("DD_API_KEY", os.environ.get("DATADOG_API_KEY", ""))
if DD_API_KEY_SECRET_ARN:
api._api_key = boto3.client("secretsmanager").get_secret_value(
SecretId=DD_API_KEY_SECRET_ARN
)["SecretString"]
elif DD_API_KEY_SSM_NAME:
api._api_key = boto3.client("ssm").get_parameter(
Name=DD_API_KEY_SSM_NAME,
WithDecryption=True
)["Parameter"]["Value"]
elif DD_KMS_API_KEY:
api._api_key = boto3.client("kms").decrypt(
CiphertextBlob=base64.b64decode(DD_KMS_API_KEY)
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