Vitor Araujo Boufleur vboufleur

Setup Docker on Amazon Linux 2023

The following guide is for setting up Docker with docker-compose v2 on Amazon Linux 2023. The steps are intendend for AL2023 on EC2 but should mostly work for the AL2023 VMs running on other hypervisors.

Overview of Updating Amazon Linux 2023

Check for new updates

Get the hosts current Amazon Linux 2023 release:

How to fix the "Failed to close file descriptor for child process (Operation not permitted)" in your docker ci build

Disclaimer

First off, I'm not a docker expert by any means. I just wanted my CI pipeline to work and went down the habbit hole. The solution I present can cause some security implications, be aware.

Cause

The problem is caused by a seccomp policy and a glibc >= 2.34 update that returns an EPERM (operation not permitted) insted of ENOSYS (function not implemented).

Solution/Workaround

Open dbeaver:

Help > install new software > Click Add

Name: DevStyle Theme

Location**: https://www.genuitec.com/updates/devstyle/ci/

Check

DevStyle Features

Hi!

You should be able to install GNOME DE on Qubes OS dom0 with.

sudo qubes-dom0-update gnome-shell

Install extensions according to instructions here.

Enable window borders

ExtRoot & Swap on OpenWrt

Following Quick Start for Adding a USB drive but installing some packages that will be needed right after. Also see Using storage devices.

SSH into the router.
Install required packages...

opkg update
opkg install block-mount e2fsprogs kmod-fs-ext4 kmod-usb-ohci kmod-usb-storage kmod-usb-uhci kmod-usb2 kmod-usb3 usbutils nano

	#!/bin/sh

	argc() { argc=$#; }

	if [ "$#" -ne 1 ]; then
	echo "Usage: Enter your AQL preference as 'latency', 'balanced', 'bandwidth', or an integer value for aql_txq_limit." >&2
	exit 1
	fi

	aql_txqs=$(find /sys/ -name 'aql_txq_limit')

	Copyright 2022 Renato Byrro

	Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

	3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

	#!/bin/bash

	# From Victor (zoph) Grenu from zoph.io - https://zoph.io
	# Twitter: @zoph

	TARGET_ROLE_NAME="AdministratorAccess"

	## Get list of AWS accounts using SSO
	AWS_ACCESS_TOKEN=$(cat $(ls -1d ~/.aws/sso/cache/* \| grep -v botocore) \| jq -r "{accessToken} \| .[]")
	ACCOUNTS_IDS=($(aws sso list-accounts --access-token $AWS_ACCESS_TOKEN \| jq -r '.accountList[] \| .accountId'))

	# This script basically automates the official Postman installation guide for Linux:
	# https://learning.postman.com/docs/getting-started/installation-and-updates/#installing-postman-on-linux

	# 32 or 64-bit?
	BIT=$(getconf LONG_BIT)

	# Download the appropriate version
	wget -O ~/postman.tar.gz "https://dl.pstmn.io/download/latest/linux${BIT}"

	# Extract the archive in /opt

	1. Go to the Postman app download page at https://www.getpostman.com/apps. You can choose the os version from the drop-down. x64 for 64 bit Operating System and x84 for the 32 bit based Linux

	2. Open the terminal and go to the directory where you have downloaded the tar file. If you have downloaded on the Downloads folder

	cd ~/Downloads/

	3. Run the following commands,

	sudo rm -rf /opt/Postman/