Chilkat2-Python

Call an AWS Lambda Function

See more AWS Misc Examples

Demonstrates how to call an AWS Lambda function. Chilkat2-Python

import sys
import chilkat2

success = False

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

rest = chilkat2.Rest()

# Connect to the Amazon AWS REST server.
# such as https://email.us-west-2.amazonaws.com/
bTls = True
port = 443
bAutoReconnect = True

# -------------------------------------------------------------------------------------------
# Note: The source of the lambda function (hosted on AWS) is shown at the bottom of this page.
# --------------------------------------------------------------------------------------------

# If your lambda function URL is: https://itwxyj3vd6gjtaerbfqnfccs2e0fplzh.lambda-url.us-west-2.on.aws/
# then use just the domain part here:
success = rest.Connect("itwxyj3vd6gjtaerbfqnfccs2e0fplzh.lambda-url.us-west-2.on.aws",port,bTls,bAutoReconnect)

# Provide AWS credentials for the REST call.
authAws = chilkat2.AuthAws()
authAws.AccessKey = "AWS_ACCESS_KEY"
authAws.SecretKey = "AWS_SECRET_KEY"
# the region should match our domain above..
authAws.Region = "us-west-2"
authAws.ServiceName = "lambda"

rest.SetAuthAws(authAws)

json = chilkat2.JsonObject()
json.UpdateString("name","Benny")

rest.AddHeader("Content-Type","application/json")

sbRequestBody = chilkat2.StringBuilder()
json.EmitSb(sbRequestBody)

sbResponseBody = chilkat2.StringBuilder()
success = rest.FullRequestSb("POST","/",sbRequestBody,sbResponseBody)
if (success == False):
    print(rest.LastErrorText)
    sys.exit()

statusCode = rest.ResponseStatusCode
if (statusCode >= 400):
    print("Response Status Code: " + str(statusCode))
    print("Response Body: " + sbResponseBody.GetAsString())
    print("Failed.")
    sys.exit()

print("Response Body:")
print(sbResponseBody.GetAsString())

JavaScript

export const handler = async (event) => {

    let body = "Hello World";

    if (event.body) {
        const input = JSON.parse(event.body);
        if (input.name) {
            body = "Hello " + input.name;
        }
    }

    return {
        statusCode: 200,
        headers: {
            "Content-Type": "application/json"
        },
        body: JSON.stringify({
            message: body
        })
    };
};