Download all AWS Lambda functions in the account

download_all_lambda_functions.sh

# Serially download all aws-lambda functions
# Assumes you have ran `aws configure` or have the AWS_DEFAULT_PROFILE variable set
# Works with "aws-cli/1.16.72 Python/3.6.7 Linux/4.15.0-42-generic botocore/1.12.62"

mkdir -p lambda_functions
for fn in $(aws lambda list-functions --output text --query "Functions[*].FunctionName" | xargs);
do
    echo "Downloading function $fn ..."
    aws lambda get-function --function-name $fn --output text --query 'Code.Location' | xargs wget -q --show-progress -O ./lambda_functions/$fn.zip
done

echo "Completed Downloading all the Lamdba Functions!"

# If you want to download only ones with specific prefix
# https://github.com/sambhajis-gdb/download_all_lambda_function/blob/master/get_lambda_with_prefix.sh
# Credits to https://stackoverflow.com/users/6908140/sambhaji-sawant for the