From f4acbd06fd8dbfb52b8d3f4b0b93be04a1130af7 Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Mon, 27 May 2013 11:44:04 +0200
Subject: Initial import

---
 hook/hostname    | 17 +++++++++++++++++
 install/hostname |  9 +++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 hook/hostname
 create mode 100644 install/hostname

diff --git a/hook/hostname b/hook/hostname
new file mode 100644
index 0000000..6421987
--- /dev/null
+++ b/hook/hostname
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+run_latehook() {
+	local newroot="/new_root/"
+	if [[ -n "${hostname}" ]]; then
+		msg ":: Setting hostname for main system to '${hostname}'..."
+	elif [[ -e /sys/class/dmi/id/product_uuid ]]; then
+		msg ":: Setting hostname to first bits of product uuid..."
+		hostname="$(cut -d- -f1 < /sys/class/dmi/id/product_uuid)"
+	else
+		msg ":: Setting hostname to random string..."
+		hostname="$(cut -d- -f1 < /proc/sys/kernel/random/boot_id)"
+	fi
+	
+	echo -n "${hostname}" > "${newroot}/etc/hostname"
+	sed -i "/^127.0.0.1/s/$/\t${hostname}/" "${newroot}/etc/hosts"
+}
diff --git a/install/hostname b/install/hostname
new file mode 100644
index 0000000..7f41a4d
--- /dev/null
+++ b/install/hostname
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+build() {
+	add_runscript
+}
+
+help() {
+	echo "This hook changes system hostname from inside initramfs."
+}
-- 
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