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AWS Golang SDK examples

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Eggs, save them for dinner :P

Supplies

• 1 egg
• a newspaper sheet
• 6-10 straws
• a plastic bag
• a string
• a duct tape

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---
Description: >-
  An AWS VPC with model according to https://medium.com/aws-activate-startup-blog/practical-vpc-design-8412e1a18dcc
AWSTemplateFormatVersion: 2010-09-09
Resources:
  VPC:
    Type: AWS::EC2::VPC
    Properties:
      CidrBlock: 10.0.0.0/16
      EnableDnsSupport: true

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flood on the server with 100s or request with vegeta

echo "GET http://10.110.132.62:2048/hostname"| vegeta attack -rate=100/s  -duration=1m |tee results.bin |  vegeta encode

watch changes on all pods

watch -d -n 0.01 'kubectl get po  -o wide'   

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What I like and dislike

like

• childrens playing the game of life
• hands planting trees, cleaning rivers
• minds that stick to a business with motivations greater than self, wealth
• who put other first to themselves
• all the helpers, blessing, prayers, love, hopes

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import (
  "net/http/httputil"
)
//dump http reqeust headers
func App() *buffalo.App {
	if app == nil {
		...
		//somewhere inside your
		if ENV == "development" {
			app.Use(middleware.ParameterLogger)

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AWS S3 bucket and IAM policy recipes

• Anonymous GET access
• Anonymous GET access - match HTTP referrer
• Full access for specific IAM user/role
• GET/PUT/DELETE access to specific path within a bucket
• Restricted LIST & PUT/DELETE access to specific path within a bucket
• Full access (and S3 console) for specific IAM users
• Reference

Anonymous GET access

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Common Options

-#, --progress-bar Make curl display a simple progress bar instead of the more informational standard meter.

-b, --cookie <name=data> Supply cookie with request. If no =, then specifies the cookie file to use (see -c).

-c, --cookie-jar <file name> File to save response cookies to.

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(defun source (filename)
  "Update environment variables from a shell source file."
  (interactive "fSource file: ")

  (message "Sourcing environment from `%s'..." filename)
  (with-temp-buffer

    (shell-command (format "diff -u <(true; export) <(source %s; export)" filename) '(4))

    (let ((envvar-re "declare -x \\([^=]+\\)=\\(.*\\)$"))