INNER CODE UNIT · Python

getHash

openfaas/workshop · hmac-protected/hmac-protected/handler.py:14

def getHash(hash):
    if "sha1=" in hash:
        hash=hash[5:]
    return hash

def handle(req):
    # We receive the hashed message in form of a header
    receivedHMAC = os.getenv("Http_Hmac")

    # Read secret from inside the container
    with open("/var/openfaas/secrets/payload-secret","r") as secretContent:
        payloadKey = secretContent.read()

    # Function to validate the HMAC
    if validateHMAC(req, payloadKey, receivedHMAC):
        return "Successfully validated: " + req
    return "HMAC validation failed."

View source record →