From 6466546f81902dc25e7fd52111890ae06c38e014 Mon Sep 17 00:00:00 2001
From: Tobias Brunner <tobias@strongswan.org>
Date: Tue, 24 Nov 2015 11:08:57 +0100
Subject: testing: Add script to chroot into an image

If changes are made to the base or root image the images depending on
these have to be rebuilt.
---
 testing/scripts/chroot | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100755 testing/scripts/chroot

(limited to 'testing/scripts')

diff --git a/testing/scripts/chroot b/testing/scripts/chroot
new file mode 100755
index 000000000..4f4245515
--- /dev/null
+++ b/testing/scripts/chroot
@@ -0,0 +1,67 @@
+#!/bin/bash
+
+DIR=$(dirname `readlink -f $0`)
+. $DIR/../testing.conf
+. $DIR/function.sh
+
+[ `id -u` -eq 0 ] || die "You must be root to run $0"
+running_any $STRONGSWANHOSTS && die "Please stop test environment before running $0"
+
+[ -n "$1" ] || die "$0 <image to mount: base|root|<guest>>"
+
+check_commands partprobe qemu-nbd
+
+load_qemu_nbd
+
+mkdir -p $LOOPDIR
+mkdir -p $IMGDIR
+mkdir -p $SHAREDDIR
+
+echo "Mounting image"
+
+case "$1" in
+base)
+	[ -f "$BASEIMG" ] || die "Base image $BASEIMG not found"
+	log_action "Connecting base image to NBD device $NBDEV"
+	execute "qemu-nbd -c $NBDEV $BASEIMG"
+	affected="root and guest"
+	;;
+root)
+	[ -f "$ROOTIMG" ] || die "Root image $ROOTIMG not found"
+	log_action "Connecting root image to NBD device $NBDEV"
+	execute "qemu-nbd -c $NBDEV $ROOTIMG"
+	affected="guest"
+	;;
+*)
+	echo $STRONGSWANHOSTS | grep -q "\b$1\b" || die "Guest $1 not found"
+	GUESTIMG="$IMGDIR/$1.$IMGEXT"
+	[ -f "$GUESTIMG" ] || die "Guest image $GUESTIMG not found"
+	log_action "Connecting guest image to NBD device $NBDEV"
+	execute "qemu-nbd -c $NBDEV $GUESTIMG"
+	;;
+esac
+
+do_on_exit qemu-nbd -d $NBDEV
+partprobe $NBDEV
+
+log_action "Mounting $NBDPARTITION to $LOOPDIR"
+execute "mount $NBDPARTITION $LOOPDIR"
+do_on_exit umount $LOOPDIR
+
+log_action "Mounting proc filesystem to $LOOPDIR/proc"
+execute "mount -t proc none $LOOPDIR/proc"
+do_on_exit umount $LOOPDIR/proc
+
+mkdir -p $LOOPDIR/root/shared
+log_action "Mounting $SHAREDDIR as /root/shared"
+execute "mount -o bind $SHAREDDIR $LOOPDIR/root/shared"
+do_on_exit umount $LOOPDIR/root/shared
+
+if [ -n "$affected" ]; then
+echo
+echo "Rebuild the $affected images after making changes to this image!"
+echo
+fi
+
+export debian_chroot="$1"
+chroot $LOOPDIR /bin/bash -i
-- 
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