25b04ff023
- use boto3-resource instead of boto3-client to check if file exists - changed .gitignore to allow *.js files - changed sourcemaps_reader env-var & env-var-value
72 lines
2.2 KiB
Python
72 lines
2.2 KiB
Python
from botocore.exceptions import ClientError
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from chalicelib.utils.helper import environ
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import boto3
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import botocore
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from botocore.client import Config
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client = boto3.client('s3', endpoint_url=environ["S3_HOST"],
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aws_access_key_id=environ["S3_KEY"],
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aws_secret_access_key=environ["S3_SECRET"],
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config=Config(signature_version='s3v4'),
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region_name='us-east-1')
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def exists(bucket, key):
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try:
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boto3.resource('s3', endpoint_url=environ["S3_HOST"],
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aws_access_key_id=environ["S3_KEY"],
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aws_secret_access_key=environ["S3_SECRET"],
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config=Config(signature_version='s3v4'),
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region_name='us-east-1') \
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.Object(bucket, key).load()
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except botocore.exceptions.ClientError as e:
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if e.response['Error']['Code'] == "404":
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return False
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else:
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# Something else has gone wrong.
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raise
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return True
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def get_presigned_url_for_sharing(bucket, expires_in, key, check_exists=False):
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if check_exists and not exists(bucket, key):
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return None
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return client.generate_presigned_url(
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'get_object',
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Params={
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'Bucket': bucket,
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'Key': key
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},
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ExpiresIn=expires_in
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)
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def get_presigned_url_for_upload(bucket, expires_in, key):
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return client.generate_presigned_url(
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'put_object',
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Params={
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'Bucket': bucket,
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'Key': key
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},
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ExpiresIn=expires_in
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)
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def get_file(source_bucket, source_key):
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print("******************************")
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print(f"looking for: {source_key} in {source_bucket}")
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print("******************************")
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try:
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result = client.get_object(
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Bucket=source_bucket,
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Key=source_key
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)
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except ClientError as ex:
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if ex.response['Error']['Code'] == 'NoSuchKey':
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print(f'======> No object found - returning None for {source_bucket}/{source_key}')
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return None
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else:
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raise ex
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return result["Body"].read().decode()
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