test: Start to migrate to docker's upstream tests

* Follow the upstream test suite's conventions.
* More migration to follow.

test/tests/paranoid/container.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+set -e
+
+SERV_IP=$(ip -4 -o addr show scope global  | awk '{print $4}' | sed -e 's:/.*::' | head -n1)
+
+#
+# Generate a simple configuration, returns nonzero on error
+#
+ovpn_genconfig -u udp://$SERV_IP 2>/dev/null
+
+export EASYRSA_BATCH=1
+export EASYRSA_REQ_CN="Travis-CI Test CA"
+
+#
+# Initialize the certificate PKI state, returns nonzero on error
+#
+ovpn_initpki nopass 2>/dev/null
+
+#
+# Test back-up
+#
+ovpn_copy_server_files

test/tests/paranoid/run.sh

@@ -0,0 +1 @@
+../run-bash-in-container.sh