From b195f8ef6e9b3fd08ec9adc978571cb49fd72bd8 Mon Sep 17 00:00:00 2001
From: Monty Taylor <mordred@inaugust.com>
Date: Wed, 17 Aug 2016 15:46:13 -0500
Subject: [PATCH] Add glue to get initialize-urandom installed

Here we are installing our python app, and setting up systemd.  Our
server should run after haveged and before unbound.

Change-Id: I4f9b24f217f271b64f324c922948c54c46cb1110
Signed-off-by: Paul Belanger <pabelanger@redhat.com>
---
 .../elements/initialize-urandom/element-deps    |  2 ++
 .../systemd/initialize-urandom.service          | 13 +++++++++++++
 .../post-install.d/80-initialize-urandom        | 17 +++++++++++++++++
 nodepool/nodepool.yaml                          |  1 +
 4 files changed, 33 insertions(+)
 create mode 100644 nodepool/elements/initialize-urandom/element-deps
 create mode 100644 nodepool/elements/initialize-urandom/init-scripts/systemd/initialize-urandom.service
 create mode 100755 nodepool/elements/initialize-urandom/post-install.d/80-initialize-urandom

diff --git a/nodepool/elements/initialize-urandom/element-deps b/nodepool/elements/initialize-urandom/element-deps
new file mode 100644
index 0000000000..69a71fdedc
--- /dev/null
+++ b/nodepool/elements/initialize-urandom/element-deps
@@ -0,0 +1,2 @@
+dib-init-system
+install-static
diff --git a/nodepool/elements/initialize-urandom/init-scripts/systemd/initialize-urandom.service b/nodepool/elements/initialize-urandom/init-scripts/systemd/initialize-urandom.service
new file mode 100644
index 0000000000..cc4489e9b3
--- /dev/null
+++ b/nodepool/elements/initialize-urandom/init-scripts/systemd/initialize-urandom.service
@@ -0,0 +1,13 @@
+[Unit]
+Description=Quickly initialize the nonblocking kernel random number generator at boot.
+Before=network-pre.target
+Wants=network-pre.target
+
+[Service]
+Type=oneshot
+User=root
+ExecStart=/usr/local/bin/initialize-urandom.py
+RemainAfterExit=true
+
+[Install]
+WantedBy=multi-user.target
diff --git a/nodepool/elements/initialize-urandom/post-install.d/80-initialize-urandom b/nodepool/elements/initialize-urandom/post-install.d/80-initialize-urandom
new file mode 100755
index 0000000000..b9920ba4ca
--- /dev/null
+++ b/nodepool/elements/initialize-urandom/post-install.d/80-initialize-urandom
@@ -0,0 +1,17 @@
+#!/bin/bash
+
+if [ "${DIB_DEBUG_TRACE:-0}" -gt 0 ]; then
+    set -x
+fi
+set -eu
+set -o pipefail
+
+case "$DIB_INIT_SYSTEM" in
+    systemd)
+        systemctl enable initialize-urandom.service
+        ;;
+    *)
+        echo "Unsupported init system"
+        exit 1
+        ;;
+esac
diff --git a/nodepool/nodepool.yaml b/nodepool/nodepool.yaml
index e8b0a03b25..f246ab52de 100644
--- a/nodepool/nodepool.yaml
+++ b/nodepool/nodepool.yaml
@@ -793,6 +793,7 @@ diskimages:
       - openstack-repos
       - nodepool-base
       - cache-devstack
+      - initialize-urandom
       - cache-bindep
       - growroot
       - infra-package-needs