Fix a bug in ChagePassword task

In some cases the task removed some shadow/master.passwd entries by
accident because the grep pattern it used was more general than it
should be

diff --git a/snf-image-helper/tasks/50ChangePassword.in b/snf-image-helper/tasks/50ChangePassword.in
index 3f7616c..5d01667 100644 (file)
--- a/snf-image-helper/tasks/50ChangePassword.in
+++ b/snf-image-helper/tasks/50ChangePassword.in
@@ -142,7 +142,7 @@ unix_password() {
         fi
 
         new_entry="$(${flavor}_change_shadow_entry "$entry" "$encrypted")"
-        grep -v "${users[$i]}" "$target${!shadow}" > "$tmp_shadow"
+        grep -v "^${users[$i]}:" "$target${!shadow}" > "$tmp_shadow"
         echo "$new_entry" >> "$tmp_shadow"
         cat "$tmp_shadow" > "$target${!shadow}"
         echo "done"