From 3a7fe2d998c79d88262e678dc5403deb44a8fc0f Mon Sep 17 00:00:00 2001
From: Manuel Montecelo <mmontecelo@sipwise.com>
Date: Wed, 20 Dec 2017 17:30:38 +0100
Subject: [PATCH] TT#25551 Improve the way to detect installed packages

It seems that this place was missing when we did the bulk of the
changes.

Change-Id: Ic099bead9c8f8c39a65da0cfba384e910a80d6ee
---
 deployment.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/deployment.sh b/deployment.sh
index ad366fb..56055b8 100644
--- a/deployment.sh
+++ b/deployment.sh
@@ -200,7 +200,7 @@ install_sipwise_key() {
 install_apt_transport_https () {
   echo "Installing apt-transport-https"
 
-  if dpkg -s apt-transport-https 2>&1 | grep -qE "^Installed" ; then
+  if [ "$(dpkg-query -f "\${db:Status-Status} \${db:Status-Eflag}" -W apt-transport-https 2>/dev/null)" = 'installed ok' ]; then
     echo "apt-transport-https is already installed, nothing to do about it."
     return 0
   fi