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You can ssh into the VM by finding the IP (from kubectl config view) and using username "docker" password "tcuser": | |
ssh [email protected] |
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# best practice: linux | |
nano ~/.pgpass | |
*:5432:*:username:password | |
chmod 0600 ~/.pgpass | |
# best practice: windows | |
edit %APPDATA%\postgresql\pgpass.conf | |
*:5432:*:username:password | |
# linux |
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#!/usr/bin/env bash | |
# install docker | |
# https://docs.docker.com/engine/installation/linux/ubuntulinux/ | |
# install docker-compose | |
# https://docs.docker.com/compose/install/ | |
# install letsencrypt | |
# https://www.digitalocean.com/community/tutorials/how-to-secure-nginx-with-let-s-encrypt-on-ubuntu-16-04 |
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# filter by request host header | |
varnishlog -q 'ReqHeader ~ "Host: example.com"' | |
# filter by request url | |
varnishlog -q 'ReqURL ~ "^/some/path/"' | |
# filter by client ip (behind reverse proxy) | |
varnishlog -q 'ReqHeader ~ "X-Real-IP: .*123.123.123.123"' | |
# filter by request host header and show request url and referrer header |
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package main | |
import ( | |
"fmt" | |
"golang.org/x/text/encoding/charmap" | |
) | |
func main() { | |
for i := 0; i <= 255; i++ { | |
charnum := uint8(i) |
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sub vcl_hit { | |
if (obj.ttl >= 0s) { | |
# normal hit | |
return (deliver); | |
} | |
# We have no fresh fish. Lets look at the stale ones. | |
if (std.healthy(req.backend_hint)) { | |
# Backend is healthy. Limit age to 10s. | |
if (obj.ttl + 10s > 0s) { | |
set req.http.grace = "normal(limited)"; |
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1. No way of reusing task output in main play. | |
2. Cannot specify multiple fail_when statements. | |
3. [*] A play is atomic, i.e. I can't take the output from a command, parse its json then act on it. I need to create an intermediary fact containing the json dict then use that in another play. It's tedious. | |
4. If you're missing a variable in a variable file, Ansible won't fail to parse it. It will just tell you "VARIABLE IS NOT DEFINED!," which is ambiguous | |
5. Doing anything "complicated" (like looping within a loop for deeply nested Ansible variables) is right out. | |
6. selectattr doesn't actually do what you think it does! | |
7. Missing vars within tasks or roles can lead to very very VERY cryptic errors | |
8. So you can't set booleans with set_facts without casting......... https://github.com/ansible/ansible/issues/5463 | |
9. It would be great if I could say something like: |
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#!/bin/bash | |
# make sure to run this with /bin/bash, NOT /bin/sh | |
echo | |
echo This script will help you setup ssh public key authentication. | |
host=dummy |
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#!/usr/bin/env bash | |
# print usage | |
DOMAIN=$1 | |
if [ -z "$1" ]; then | |
echo "USAGE: $0 domain.lan" | |
echo "" | |
echo "This will generate a non-secure self-signed wildcard certificate for given domain." | |
echo "This should only be used in a development environment." |
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Enter varnish admin | |
varnishadm | |
clear cache for index home page only | |
ban req.http.host ~ www.htpcguides.com && req.url ~ "^/$" | |
clear cache for specific page |