1 files changed, 95 insertions, 0 deletions
diff --git a/helpers/chroot_resolv b/helpers/chroot_resolv
new file mode 100755
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@@ -0,0 +1,95 @@
+#!/bin/sh
+
+# lh_chroot_resolv(1) - manage /etc/resolv.conf
+# Copyright (C) 2006-2009 Daniel Baumann <daniel@debian.org>
+#
+# live-helper comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
+# This is free software, and you are welcome to redistribute it
+# under certain conditions; see COPYING for details.
+
+set -e
+
+# Including common functions
+. "${LH_BASE:-/usr/share/live-helper}"/live-helper.sh
+
+# Setting static variables
+DESCRIPTION="$(Echo 'manage /etc/resolv.conf')"
+HELP=""
+USAGE="${PROGRAM} {install|remove} [--force]"
+
+Arguments "${@}"
+
+# Reading configuration files
+Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
+Set_defaults
+
+# Requiring stage file
+Require_stagefile .stage/config .stage/bootstrap
+
+case "${1}" in
+	install)
+		Echo_message "Configuring file /etc/resolv.conf"
+
+		# Checking stage file
+		Check_stagefile .stage/chroot_resolv
+
+		# Checking lock file
+		Check_lockfile .lock
+
+		# Creating lock file
+		Create_lockfile .lock
+
+		if [ -e chroot/etc/resolv.conf ]
+		then
+			# Save resolv file or symlink
+			mv chroot/etc/resolv.conf chroot/etc/resolv.conf.orig
+
+			# Also truncate it, otherwise we'll end up with the one
+			# created by debootstrap in the final image.
+			#
+			# If you want to have a custom resolv.conf, please
+			# overwrite it with normal local_includes mechanism.
+			Truncate chroot/etc/resolv.conf.orig
+		fi
+
+		if [ -f /etc/resolv.conf ]
+		then
+			# Copy resolv file
+			cp /etc/resolv.conf chroot/etc/resolv.conf
+		fi
+
+		# Creating stage file
+		Create_stagefile .stage/chroot_resolv
+		;;
+
+	remove)
+		Echo_message "Deconfiguring file /etc/resolv.conf"
+
+		# Checking lock file
+		Check_lockfile .lock
+
+		# Creating lock file
+		Create_lockfile .lock
+
+		if [ -e config/chroot_local-includes/etc/resolv.conf ]
+		then
+			# Copying local resolv.conf
+			cp -a config/chroot_local-includes/etc/resolv.conf chroot/etc/resolv.conf
+			rm -f chroot/etc/resolv.conf.orig
+		elif [ -e chroot/etc/resolv.conf.orig ]
+		then
+			# Restoring resolv file or symlink
+			mv chroot/etc/resolv.conf.orig chroot/etc/resolv.conf
+		else
+			# Truncating resolv file
+			Truncate chroot/etc/resolv.conf
+		fi
+
+		# Removing stage file
+		rm -f .stage/chroot_resolv
+		;;
+
+	*)
+		Usage
+		;;
+esac