Bash script to download Lambda function source code to zip files via AWS CLI assuming credentials and assuming jq is installed

getLambdaSourceCode.sh

#!/bin/bash
# Script to download AWS Lambda function code to zip files
# This assumes that AWS CLI, curl, and jq are installed
# List all functions in your account
for fnName in $( aws lambda list-functions | jq -r '.Functions[].FunctionName' ); do
    # Get code location (zip file format)
    codeLocation=$( aws lambda get-function --function-name $fnName | jq -r '.Code.Location' )
    # echo codeLocation: $codeLocation
    # Actually download the code (zip file)
    fileName="$fnName.zip"
    echo fileName: $fileName
    curl -o $fileName $codeLocation
done