1 files changed, 28 insertions, 0 deletions
diff --git a/system/haveged/doinst.sh b/system/haveged/doinst.sh
new file mode 100644
index 0000000000..b9e90c8608
--- /dev/null
+++ b/system/haveged/doinst.sh
@@ -0,0 +1,28 @@
+config() {
+  for infile in $1; do
+    NEW="$infile"
+    OLD="$(dirname $NEW)/$(basename $NEW .new)"
+    # If there's no config file by that name, mv it over:
+    if [ ! -r $OLD ]; then
+      mv $NEW $OLD
+    elif [ "$(cat $OLD | md5sum)" = "$(cat $NEW | md5sum)" ]; then
+      # toss the redundant copy
+      rm $NEW
+    fi
+    # Otherwise, we leave the .new copy for the admin to consider...
+  done
+}
+
+preserve_perms() {
+  NEW="$1"
+  OLD="$(dirname $NEW)/$(basename $NEW .new)"
+  if [ -e $OLD ]; then
+    cp -a $OLD ${NEW}.incoming
+    cat $NEW > ${NEW}.incoming
+    mv ${NEW}.incoming $NEW
+  fi
+  config $NEW
+}
+
+preserve_perms etc/rc.d/rc.haveged.new
+