further checks

script/check/host/all/core_ssh_group_ssh_login_exists.check.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+getent group ssh_login > /dev/null \
+    && exit 0
+exit 1

script/check/host/all/core_ssh_user_jenkins_is_member_of_group_ssh_login.check.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+getent group ssh_login | grep -q jenkins \
+    && exit 0
+exit 1