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@huyng
huyng / reflect.py
Created February 7, 2011 17:57
A simple echo server to inspect http web requests
#!/usr/bin/env python
# Reflects the requests from HTTP methods GET, POST, PUT, and DELETE
# Written by Nathan Hamiel (2010)
from BaseHTTPServer import HTTPServer, BaseHTTPRequestHandler
from optparse import OptionParser
class RequestHandler(BaseHTTPRequestHandler):
def do_GET(self):
@pyr-revs
pyr-revs / launch-xgboost_via_aws_lambda.js
Created October 5, 2015 17:34
Launch xgboost via AWS Lambda
console.log('Loading function');
var ec2Region = 'ap-northeast-1';
var s3Region = ec2Region;
var snsRegion = ec2Region;
var s3Bucket = 'mybucket';
var shellScriptS3Key = 'sh/launch_xgboost.sh';
var shellScriptS3Path = 's3://' + s3Bucket + '/' + shellScriptS3Key;
@rpgreen
rpgreen / Latency.java
Last active December 10, 2018 19:33
A simple script to measure API Gateway endpoint latency. Requires Apache HttpComponents
@Test
public void testPerf() throws IOException {
final HttpGet request = new HttpGet("https://[API-ID].execute-api.[REGION].amazonaws.com/[STAGE]/[PATH]");
final int numRequests = 10000;
final int[] histogram = new int[100];
final List<Integer> latencies = new ArrayList<>();
final CloseableHttpClient client = HttpClients.createDefault();
for (int i = 0; i < numRequests; i++) {
@cmawhorter
cmawhorter / troubleshooting.md
Last active September 23, 2024 21:27
Solution to AWS Lambda node.js UnrecognizedClientException "The security token included in the request is invalid."

Troubleshooting AWS unauthorized errors in lambda requests

This is mainly for node.js but might apply to other environments. Unsure.

If you are running a AWS Lambda function that calls another AWS service and getting an error about invalid tokens or other access denied errors, do this:

Check IAM

The role assigned to your lambda function will need permission to perform the actions. Check IAM and make sure the role has all the permissions.

@pgolding
pgolding / streamingbody.md
Last active January 30, 2024 16:28
Handling of StreamingBody Response from Invoking a Lambda Function

Handling of StreamingBody Response from Invoking a Lambda Function

When calling a Lambda Function via Boto3, the returned object is something like:

{u'Payload': <botocore.response.StreamingBody object at 0x7f8d5b62ac50>, 
'ResponseMetadata': {'RetryAttempts': 0, 'HTTPStatusCode': 200, 'RequestId': '5bdbb3ca-3b35-11e7-9816-397b140c3bac', 'HTTPHeaders': {'x-amzn-requestid': '5bdbb3ca-3b35-11e7-9816-397b140c3bac', 'content-length': '1636', 'x-amzn-trace-id': 'root=1-591ca199-00d34d5474d16275ec2c8d10;sampled=0', 'x-amzn-remapped-content-length': '0', 'connection': 'keep-alive', 'date': 'Wed, 17 May 2017 19:16:41 GMT', 'content-type': 'application/json'}}, u'StatusCode': 200}

The Payload parameter is <botocore.response.StreamingBody> which is a data streaming object.

@alsmola
alsmola / cloudtrail_partition_create_athena_table.sql
Last active August 23, 2023 10:28
cloudtrail_partition_create_athena_table
CREATE EXTERNAL TABLE cloudtrail_logs (
eventversion STRING,
userIdentity STRUCT<
  type:STRING,
  principalid:STRING,
  arn:STRING,
  accountid:STRING,
  invokedby:STRING,
  accesskeyid:STRING,
userName:STRING,
@atyachin
atyachin / Android-Emulator-on-AWS-EC2.txt
Last active August 22, 2024 09:26
Installing and running Android Emulator on Amazon AWS EC2 (Ubuntu 16.04 / m5.xlarge)
Update (2022): https://gist.github.com/atyachin/2f7c6054c4cd6945397165a23623987d
Steps for installing the Android Emulator from EC2 console:
-----------------------------------------------------------
sudo apt install default-jdk
wget https://dl.google.com/android/repository/sdk-tools-linux-4333796.zip
unzip sdk-tools-linux-4333796.zip -d android-sdk
sudo mv android-sdk /opt/
export ANDROID_SDK_ROOT=/opt/android-sdk
@danilop
danilop / template.yaml
Last active February 29, 2024 12:50
Sample AWS SAM Template using Provisioned Concurrency with Application Auto Scaling
AWSTemplateFormatVersion: '2010-09-09'
Transform: AWS::Serverless-2016-10-31
Description: >
Sample SAM Template using Application Auto Scaling + Provisioned Concurrency
Globals:
Function:
Timeout: 30