Add collect_info.sh stage

Collect info about installed packages versions and
pip packages into /etc/image_info folder

Change-Id: I781457ceeb821a0cad7edc9c0921736b989e9ec7

scripts/collect_info.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+set -ex
+
+INFO_DIR="/etc/image_info"
+mkdir -p $INFO_DIR
+PACKAGES_INFO="${INFO_DIR}/packages.txt"
+PIP_INFO="${INFO_DIR}/pip.txt"
+
+case ${distro} in
+    debian|ubuntu)
+        dpkg -l > $PACKAGES_INFO
+        ;;
+    centos)
+        yum list installed > $PACKAGES_INFO
+        ;;
+    opensuse|opensuse-leap|opensuse-tumbleweed|sles)
+        zypper se --installed-only > $PACKAGES_INFO
+        ;;
+    *)
+        echo "Unknown distro: ${distro}"
+        exit 1
+        ;;
+esac
+
+pip freeze > $PIP_INFO

scripts/install.sh

@@ -97,4 +97,5 @@ fi
 $(dirname $0)/clone_project.sh
 $(dirname $0)/install_packages.sh
 $(dirname $0)/pip_install.sh /tmp/${PROJECT} ${PIP_PACKAGES}
+$(dirname $0)/collect_info.sh
 $(dirname $0)/cleanup.sh