Skip to content

Instantly share code, notes, and snippets.

@simonkuhn
simonkuhn / geo.vcl
Last active January 7, 2022 12:16
Fastly VCL for geoip json output
sub vcl_recv {
#FASTLY recv
# We don't do other methods
if (req.method != "GET") {
return(error);
}
# Handle IPv4 or IPv6 provided in url path (nothing extraneous allowed, perform basic matching)
if (req.url.path ~ "^/([a-f0-9:.]+)$") {
set client.geo.ip_override = re.group.1;
@irvingpop
irvingpop / ssh_key.tf
Last active April 8, 2024 07:18
Terraform external data source example - dynamic SSH key generation
# ssh key generator data source expects the below 3 inputs, and produces 3 outputs for use:
# "${data.external.ssh_key_generator.result.public_key}" (contents)
# "${data.external.ssh_key_generator.result.private_key}" (contents)
# "${data.external.ssh_key_generator.result.private_key_file}" (path)
data "external" "ssh_key_generator" {
program = ["bash", "${path.root}/../ssh_key_generator.sh"]
query = {
customer_name = "${var.customer_name}"
customer_group = "${var.customer_group}"
@asvinours
asvinours / README.md
Last active October 6, 2017 21:38
Scripts for wg/wrk

Usage

These scripts will help get the best from wg/wrk (https://github.com/wg/wrk)

Example:

$ head useragents.lst 
Mozilla/5.0 (PLAYSTATION 3; 3.55)
Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Trident/6.0; Xbox; Xbox One)
Mozilla/5.0 (Windows NT 10.0; Win64; x64; Xbox; Xbox One) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2486.0 Safari/537.36 Edge/13.10586
Mozilla/5.0 (PlayStation 4 1.51) AppleWebKit/536.26 (KHTML, like Gecko)
@thibautsacreste
thibautsacreste / aws.sg.unused
Last active June 4, 2024 10:12
Bash: list unused AWS security groups
#!/usr/bin/env bash
# lists all unused AWS security groups.
# a group is considered unused if it's not attached to any network interface.
# requires aws-cli and jq.
# all groups
aws ec2 describe-security-groups \
| jq --raw-output '.SecurityGroups[] | [.GroupName, .GroupId] | @tsv' \
| sort > /tmp/sg.all