1 files changed, 29 insertions, 0 deletions
diff --git a/system/kafka/doinst.sh b/system/kafka/doinst.sh
new file mode 100644
index 0000000000..fa286bad3a
--- /dev/null
+++ b/system/kafka/doinst.sh
@@ -0,0 +1,29 @@
+config() {
+  NEW="$1"
+  OLD="$(dirname $NEW)/$(basename $NEW .new)"
+  if [ ! -r $OLD ]; then
+    mv $NEW $OLD
+  elif [ "$(cat $OLD | md5sum)" = "$(cat $NEW | md5sum)" ]; then
+    rm $NEW
+  fi
+}
+
+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.kafka.new
+preserve_perms etc/kafka/server.properties.new
+preserve_perms etc/kafka/consumer.properties.new
+preserve_perms etc/kafka/producer.properties.new
+preserve_perms etc/kafka/log4j.properties.new
+preserve_perms etc/kafka/test-log4j.properties.new
+preserve_perms etc/kafka/tools-log4j.properties.new
+preserve_perms etc/kafka/kafka-env.sh.new