tests/env-ddf-template: add helper function for checksums

Signed-off-by: Martin Wilck <mwilck@arcor.de>
Signed-off-by: NeilBrown <neilb@suse.de>

diff --git a/tests/env-ddf-template b/tests/env-ddf-template
index cc9cc2b7f880c7246e9894ad6dbbbd39cf064369..c0a4b71364451dceccc7c856f64d69c3fa9d3d72 100644 (file)
--- a/tests/env-ddf-template
+++ b/tests/env-ddf-template
@@ -1,3 +1,7 @@
+sha1_sum() {
+    sha1sum "$1" | cut -c 1-40
+}
+
 get_rootdev() {
     local dev=$(stat -c %D /)
     local maj=$(expr $dev : '\(..\)')