hakuno

git diff --name-only {{ circle_branch.stdout }} | \
  xargs -n1 dirname | \
  sort | \
  uniq | \
  xargs -I{} find ../../{} -maxdepth 1 -type f -name 'main.tf' ! -path '*.terraform*' | \
  xargs -n1 dirname

hakuno

#!/bin/bash
DATADOG_API_KEY=ZZZ
DATADOG_APP_KEY=ZZZ
FILENAME=output
INDEX=0

response=$(curl -L -X POST "https://api.datadoghq.com/api/v2/logs/events/search" \
  -H "Content-Type: application/json" \
  -H "DD-API-KEY: $DATADOG_API_KEY" \
  -H "DD-APPLICATION-KEY: $DATADOG_APP_KEY" --data-raw '{

hakuno

# fix work iconv library with alphine
RUN apk add --no-cache --repository http://dl-cdn.alpinelinux.org/alpine/edge/community/ --allow-untrusted gnu-libiconv
ENV LD_PRELOAD /usr/lib/preloadable_libiconv.so php

hakuno

# I found at https://dreisbach.us/articles/simple-ansible-makefile/
# Replace this
# ansible-playbook -i hosts --vault-password-file=.vault-password.txt site.yml
# For this

tags = $(subst roles/,,$(wildcard roles/*))
.PHONY: all $(tags)
all:
	ansible-playbook -i hosts --vault-password-file=.vault-password.txt site.yml
$(tags):

hakuno

Example
client$ iptables -I INPUT 1 --src 192.168.254.0/24 -j ACCEPT
client$ iptables -t raw -I PREROUTING 1 --src 192.168.254.0/24 -j NOTRACK
server$ iptables -I INPUT 1 --src 192.168.254.0/24 -j ACCEPT
server$ iptables -t raw -I PREROUTING 1 --src 192.168.254.0/24 -j NOTRACK

Example
receiver$ iptables -I INPUT 1 -p udp --dport 4321 -j ACCEPT
receiver$ iptables -t raw -I PREROUTING 1 -p udp --dport 4321 -j NOTRACK

hakuno

Determinado usuário Linux tem "blank screen" após login.

sudo find . -type f -name "*displays*"
mv ~/.config/xfce4/xfconf/xfce-perchannel-xml/displays.xml ~/.config/xfce4/xfconf/xfce-perchannel-xml/displays.xml.bak
sudo reboot

OU

mv $(sudo find . -type f -name "*displays*") /opt/displays.xml.bak

hakuno

*LOCALHOST|TEST PURPOSE ONLY*

# Exemplo 2
# Ou exemplo "Docker Compose"
https://www.zabbix.com/documentation/3.0/manual/installation/containers

# Link'em all
docker network create zabbix

# Banco de dados

hakuno

<?php

require_once __DIR__.'/../vendor/autoload.php';

// Look for
// https://github.com/laravel/lumen/pull/132

// PoC
// Illuminate\Support\Env::disablePutenv();

hakuno

#!/bin/bash
if ! [ -x "$(command -v docker)" ]
then
  echo "⛔  Oh, my Gosh! You don't even have Docker on it."
  exit 1;
else
  sudo systemctl start docker
fi

if [ "$(egrep --color 'vmx|svm' /proc/cpuinfo)" == "" ]

hakuno

It's useful whenever your lastest version of Fedora has no Docker on its repository.

For instance, Fedora 30 had no Docker (stable) available when released.

Then, you can go with the test version.

Prepare

sudo dnf -y update
sudo dnf -y install dnf-plugins-core