Python urllib3.exceptions.ResponseError() Examples

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Example #1
Source File: providers.py    From minio-py with Apache License 2.0 5 votes vote down vote up 
def retrieve(self):
        """Retrieve credential value and its expiry from IAM EC2."""
        # Get role names.
        creds_path = "/latest/meta-data/iam/security-credentials"
        url = self._endpoint + creds_path
        res = self._http_client.urlopen("GET", url)
        if res.status != 200:
            raise HTTPError(
                "request failed with status {0}".format(res.status),
            )
        role_names = res.data.decode("utf-8").split("\n")
        if not role_names:
            raise ResponseError("no role names found in response")

        # Get credentials of first role.
        url = self._endpoint + creds_path + "/" + role_names[0]
        res = self._http_client.urlopen("GET", url)
        if res.status != 200:
            raise HTTPError(
                "request failed with status {0}".format(res.status),
            )
        data = json.loads(res.data)
        if data["Code"] != "Success":
            raise ResponseError(
                "credential retrieval failed with code {0}".format(
                    data["Code"]),
            )

        try:
            expiration = datetime.strptime(data["Expiration"], RFC3339NANO)
        except ValueError:
            expiration = datetime.strptime(data["Expiration"], RFC3339)
        return Value(
            data["AccessKeyId"],
            data["SecretAccessKey"],
            session_token=data["Token"],
        ), expiration + timedelta(minutes=5)