Jose Davis Nidhin josnidhin
josnidhin
/ http_request.js
Last active
January 14, 2021 06:50
Simple Nodejs http request without external dependencies
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| 'use strict'; | |
| const HTTP = require('http'), | |
| HTTPS = require('https'), | |
| PROTOCOL = { | |
| HTTP: 'http:', | |
| HTTPS: 'https:' | |
| }; | |
| function request (opts, data) { |
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| facebook.com | |
| facebook.net | |
| fb.com | |
| fb.net | |
| fb.me | |
| fbcdn.com | |
| fbcdn.net | |
| fbsbx.com | |
| fbsbx.net | |
| fburl.com |
josnidhin
/ bcrypt_password_example.pl
Created
April 22, 2019 10:41
An example on how to use bcrypt to securely hash passwords in Perl
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| use Crypt::Eksblowfish::Bcrypt qw(bcrypt en_base64); | |
| use Data::Entropy::Algorithms qw(rand_bits); | |
| my $bcrypt_cost = 12; | |
| sub encrypt_password { | |
| my $password = shift; | |
| my $salt = en_base64(rand_bits(16*8)); | |
| my $settings = '$2a'.'$'.$bcrypt_cost.'$'.$salt; | |
| return bcrypt($password, $settings); |
josnidhin
/ docker-container-makefile
Last active
October 7, 2022 12:06
A simple makefile that I use to build and push docker containers to various AWS accounts
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| NAME = test-app | |
| VERSION = latest | |
| TEST_AWS = 111111111111 | |
| STAGE_AWS = 222222222222 | |
| PROD_AWS = 333333333333 | |
| AWS_ECR_DOMAIN = dkr.ecr.eu-west-1.amazonaws.com | |
| # Start DO NOT EDIT SECTION |
josnidhin
/ random_hour.js
Created
April 16, 2018 02:24
A simple javascript function to generate a pseudo random hour between a start and end hour
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| function getRandomHour(startHour, endHour) { | |
| if (startHour > 23 || endHour > 23) { | |
| throw new Error('Illegal range'); | |
| } | |
| if (startHour < 0 || endHour < 0) { | |
| throw new Error('Illegal range'); | |
| } | |
| if (startHour === endHour) { |
josnidhin
/ dms_task_rule.js
Created
August 24, 2017 09:06
A Simple NodeJS script to generate MySQL to Redshift AWS DMS table mappings
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| /** | |
| * @author Jose Nidhin | |
| */ | |
| 'use strict'; | |
| /** | |
| * Using Table Mapping with an Task to Select and Filter Data | |
| * https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Tasks.CustomizingTasks.TableMapping.html#CHAP_Tasks.CustomizingTasks.TableMapping.SelectionTransformation | |
| */ |
josnidhin
/ modsec-ratelimit.conf
Created
April 25, 2017 06:27
A simple mod security config for IP Rate limiting Apache server behind a load balancer.
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| # assumes libapache2-modsecurity is installed | |
| # Reference Mannual - https://github.com/SpiderLabs/ModSecurity/wiki | |
| SecRuleEngine On | |
| <LocationMatch "^/.*"> | |
| # initialise the state based on X-Forwarded-For ip address | |
| SecRule REQUEST_HEADERS:X-Forwarded-For "@unconditionalMatch" "phase:2,initcol:ip=%{MATCHED_VAR},pass,nolog,id:100" |
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| http { | |
| server { | |
| listen 80; | |
| server_name localhost; | |
| access_log /var/log/nginx/access.log; | |
| error_log /var/log/nginx/error.log; | |
| root /var/www; | |
| location /auth_server { |
josnidhin
/ terminate_ec2_with_tags.yml
Created
August 22, 2016 14:50
The ansible script to find ec2 instances with certain tags and terminate them. Does not uses ec2 dynamic inventory script.
josnidhin
/ CSV2DynamoDBDataPipeline.json
Created
July 22, 2015 02:53
A sample AWS DataPipeline configuration which loads CSV data from S3 to DynamoDB
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| { | |
| "objects": [ | |
| { | |
| "schedule": { | |
| "ref": "DefaultSchedule" | |
| }, | |
| "writeThroughputPercent": "0.95", | |
| "dataFormat": { | |
| "ref": "DynamoDBDataFormatId_suGD7" | |
| }, |
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