schutzbot: unregister test hosts

.gitlab-ci.yml

@@ -10,6 +10,7 @@ stages:
     - cat schutzbot/team_ssh_keys.txt | tee -a ~/.ssh/authorized_keys > /dev/null
   after_script:
     - schutzbot/ci_details.sh > ci-details-after-run
+    - schutzbot/unregister.sh
     - schutzbot/update_github_status.sh update
   tags:
     - terraform

schutzbot/unregister.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+# Colorful output.
+function greenprint {
+    echo -e "\033[1;32m[$(date -Isecond)] ${1}\033[0m"
+}
+function redprint {
+    echo -e "\033[1;31m[$(date -Isecond)] ${1}\033[0m"
+}
+
+if ! hash subscription-manager; then
+    exit 0
+fi
+if ! sudo subscription-manager status; then
+    exit 0
+fi
+if sudo subscription-manager unregister; then
+    greenprint "Host unregistered."
+    exit 0
+fi
+redprint "Failed to unregister"
+exit 1