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-rw-r--r--recipes/netbase/netbase/slugos/if-pre-up.d/test-nfsroot10
1 files changed, 10 insertions, 0 deletions
diff --git a/recipes/netbase/netbase/slugos/if-pre-up.d/test-nfsroot b/recipes/netbase/netbase/slugos/if-pre-up.d/test-nfsroot
new file mode 100644
index 0000000000..bbfd7d9bb3
--- /dev/null
+++ b/recipes/netbase/netbase/slugos/if-pre-up.d/test-nfsroot
@@ -0,0 +1,10 @@
+#!/bin/sh
+#
+if [ X"$IFACE" == "Xeth0" ] ; then
+ nfsroot=`grep ' / nfs ' /proc/mounts`
+ if [ -n "$nfsroot" ]; then
+ echo "WARNING: Refusing to ifup eth0 when booted to a nfs-mounted rootfs."
+ exit 1
+ fi
+fi
+exit 0