First check in

SNAP/usher

@@ -0,0 +1,34 @@
+#!/bin/bash
+
+set -e
+
+case $1 in
+  preinst)
+    exit 0
+    ;;
+  postinst)
+    if ! getent group ntp 2>&1 > /dev/null; then
+      if groupadd -g 87 ntp; then
+        echo 'Created group ntp'
+      else
+        echo 'Failed to create group ntp!'
+        exit 1
+      fi
+    fi
+    if ! getent passwd ntp 2>&1 > /dev/null; then
+      if useradd -c "NTP service" -d /var/lib/ntp -g ntp \
+      -s /bin/false -u 87 ntp; then
+        echo 'Created user ntp'
+      else
+        echo 'Failed to create user ntp!'
+        exit 1
+      fi
+    fi
+    ;;
+  prerm)
+    exit 0
+    ;;
+  postrm)
+    exit 0
+    ;;
+esac