From b29eee4bccda9713ca66f55f8ac382e688d5078c Mon Sep 17 00:00:00 2001
From: Julien Moutinho <julm+burette@autogeree.net>
Date: Wed, 20 Feb 2013 11:11:42 +0100
Subject: [PATCH] Correction : vm_remote : rule_key_disk_backup .

---
 vm_remote | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/vm_remote b/vm_remote
index a1afa1a..7601a01 100755
--- a/vm_remote
+++ b/vm_remote
@@ -65,12 +65,14 @@ rule_key_disk_backup () {
 	 do
 		mkdir -p var/sec/luks
 		rule ssh -l root ' \
-			tmp=$(mktemp)
-			cryptsetup luksHeaderBackup \
-			 /dev/$vm_lvm_vg/${vm_lvm_lv}_${part} \
-			 --header-backup-file "$tmp" \
-			cat "$tmp"
-			shred --remove "$tmp"
+			set -e -f -u;
+			exec 2>/dev/null;
+			tmp=$(mktemp -t "luks.'"$part"'.XXXXXXXX.tmp" --dry-run);
+			cryptsetup luksHeaderBackup >/dev/null \
+			 /dev/'"$vm_lvm_vg"'/'"$vm_lvm_lv"'_'"$part"' \
+			 --header-backup-file "$tmp"; \
+			cat "$tmp";
+			shred >/dev/null --remove "$tmp"; \
 		 ' |
 		gpg --encrypt --recipient $USER@ \
 		 -o var/sec/luks/${vm_lvm_lv}_${part}.luks.gpg
-- 
2.20.1