From 40cf91104f4e51f3f4c527fc09e9f87b86026224 Mon Sep 17 00:00:00 2001
From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
Date: Mon, 3 Sep 2012 22:44:46 +0200
Subject: Make mounting and unmounting in chroot more robust.

---
 internet-kiosk-management/sbin/ik_shell | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

(limited to 'internet-kiosk-management/sbin/ik_shell')

diff --git a/internet-kiosk-management/sbin/ik_shell b/internet-kiosk-management/sbin/ik_shell
index c75dcd0..49038ec 100755
--- a/internet-kiosk-management/sbin/ik_shell
+++ b/internet-kiosk-management/sbin/ik_shell
@@ -81,12 +81,15 @@ echo
 EOF
 chmod u+x "$IK_CHROOT/ik_dte_shell.sh"
 
-mount --bind /proc $IK_CHROOT/proc
-mount --bind /dev $IK_CHROOT/dev
-mount --bind /sys $IK_CHROOT/sys
+mkdir -p $IK_CHROOT/{proc,dev/pts,sys}
+mount -tproc proc $IK_CHROOT/proc || true
+mount -tsysfs sys $IK_CHROOT/sys || true
+mount -tdevts devts $IK_CHROOT/dev/pts || true
 
 chroot "$IK_CHROOT" /ik_dte_shell.sh
 
-umount $IK_CHROOT/proc
-umount $IK_CHROOT/dev
-umount $IK_CHROOT/sys
+for mountpoint in proc dev/pts sys; do
+        while true; do
+                cat /proc/mounts | grep $IK_CHROOT/$mountpoint >/dev/null && umount $IK_CHROOT/$mountpoint || break
+        done
+done
\ No newline at end of file
-- 
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