From fb48bdcdc34016a3851a84d17b67f5cac5cdb041 Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Thu, 30 May 2019 20:17:59 -0300
Subject: Add scripts/burn-nixos.sh

---
 TODOs.org             |  3 ++-
 scripts/burn-nixos.sh | 21 +++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100755 scripts/burn-nixos.sh

diff --git a/TODOs.org b/TODOs.org
index 52748f0..0d1dc58 100644
--- a/TODOs.org
+++ b/TODOs.org
@@ -1,6 +1,7 @@
 * Tasks
 ** TODO Simplify the installation of NixOS
-*** TODO Preparation phase
+*** DONE Preparation phase
+CLOSED: [2019-05-30 Thu 20:17]
 Create =burn-nixos.sh= with something like:
 #+BEGIN_SOURCE shell
 NIXOS_URL='https://releases.nixos.org/nixos/19.03/nixos-19.03.172764.50d5d73e22b/nixos-graphical-19.03.172764.50d5d73e22b-x86_64-linux.iso'
diff --git a/scripts/burn-nixos.sh b/scripts/burn-nixos.sh
new file mode 100755
index 0000000..7518c1e
--- /dev/null
+++ b/scripts/burn-nixos.sh
@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+set -Eeuo pipefail
+
+NIXOS_URL="$1"
+USB_STICK="$2"
+ISO_PATH='/tmp/nixos.iso'
+
+yellow "Downloading NixOS ISO..."
+wget -O "${ISO_PATH}"     "${NIXOS_URL}"
+wget -O "${ISO_PATH}.sha256" "${NIXOS_URL}.sha256"
+diff <(sha256sum "${ISO_PATH}" | awk '{print $1}') <(awk '{print $1}' < "${ISO_PATH}.sha256") || {
+  red "SHA256 didn't match!"
+  exit 1
+}
+green "Done. SHA256 match."
+
+yellow "Writing ISO image to ${USB_STICK}. We'll need sudo for it..."
+umount "${USB_STICK}1" ||:
+ls -lahp --color "${ISO_PATH}"
+sudo dd if="${ISO_PATH}" of="${USB_STICK}" status=progress
+green "Done. You can remove the USB stick ${USB_STICK} with no unmounting required."
-- 
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