diff --git a/ramdisk_func_test/base.py b/ramdisk_func_test/base.py
index 27ca5bb..1f63243 100644
--- a/ramdisk_func_test/base.py
+++ b/ramdisk_func_test/base.py
@@ -16,47 +16,22 @@
 import logging
 import uuid
 import os
-import sys
 
 import libvirt
 import jinja2
 
 from oslo_config import cfg
 
+from ramdisk_func_test import conf
 import utils
 
 
-def _setup_config():
-    cfg.CONF([], default_config_files=[
-        "/etc/ramdisk-func-test/ramdisk-func-test.conf"])
-
-
-def _setup_loggging():
-    for pair in [
-        'paramiko=WARN',
-        'ironic.openstack.common=WARN',
-    ]:
-        mod, _sep, level_name = pair.partition('=')
-        logger = logging.getLogger(mod)
-        # NOTE(AAzza) in python2.6 Logger.setLevel doesn't convert string name
-        # to integer code.
-        if sys.version_info < (2, 7):
-            level = logging.getLevelName(level_name)
-            logger.setLevel(level)
-        else:
-            logger.setLevel(level_name)
-
-
-_setup_config()
-_setup_loggging()
-
-opts = [
+CONF = conf.CONF
+CONF.register_opts([
     cfg.StrOpt('qemu_url',
                help='URL of qemu server.',
                default="qemu:///system"),
-]
-CONF = cfg.CONF
-CONF.register_opts(opts)
+])
 
 LOG = logging.getLogger(__name__)
 
diff --git a/ramdisk_func_test/conf.py b/ramdisk_func_test/conf.py
new file mode 100644
index 0000000..8c8ee8f
--- /dev/null
+++ b/ramdisk_func_test/conf.py
@@ -0,0 +1,20 @@
+#
+# Copyright 2016 Cray Inc., All Rights Reserved
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_config import cfg
+
+PROJECT_NAME = 'ramdisk-func-test'
+
+CONF = cfg.ConfigOpts()
diff --git a/ramdisk_func_test/environment.py b/ramdisk_func_test/environment.py
index 03ce2f5..49441c0 100644
--- a/ramdisk_func_test/environment.py
+++ b/ramdisk_func_test/environment.py
@@ -23,6 +23,7 @@ import sh
 
 from oslo_config import cfg
 
+from ramdisk_func_test import conf
 from ramdisk_func_test import utils
 from ramdisk_func_test.base import TemplateEngine
 from ramdisk_func_test.base import ABS_PATH
@@ -30,7 +31,8 @@ from ramdisk_func_test.network import Network
 from ramdisk_func_test.node import Node
 
 
-opts = [
+CONF = conf.CONF
+CONF.register_opts([
     cfg.StrOpt('image_build_dir',
                default="/tmp/rft_image_build",
                help='A path where images from DIB will be build. Expected '
@@ -50,20 +52,20 @@ opts = [
     # NOTE(oberezovskyi): path from Centos 7 taken as default
     cfg.StrOpt('pxelinux',
                default='/usr/share/syslinux/pxelinux.0',
-               help='Path to pxelinux.0 file')
-]
-
-CONF = cfg.CONF
-CONF.register_opts(opts)
+               help='Path to pxelinux.0 file'),
+    cfg.IntOpt('stub_webserver_port',
+               default=8011,
+               help='The port used by stub webserver')
+])
 CONF.import_opt('ramdisk_func_test_workdir', 'ramdisk_func_test.utils')
 
 LOG = logging.getLogger(__name__)
 
 
 class Environment(object):
-    HTTP_PORT = "8011"
+    _loaded_config = object()  # to fail comparison with None
 
-    def __init__(self, node_templates):
+    def __init__(self, node_templates, config=None):
         super(Environment, self).__init__()
         self.templ_eng = TemplateEngine(node_templates)
 
@@ -74,6 +76,8 @@ class Environment(object):
         self.rsync_dir = None
         self.image_mount_point = None
 
+        self._load_config(config)
+
     def setupclass(self):
         """Global setup - single for all tests"""
         self.network = Network(self.templ_eng)
@@ -138,7 +142,7 @@ class Environment(object):
             ramdisk=CONF.ramdisk,
             deployment_id=self.node.name,
             api_url="http://{0}:{1}".format(self.network.address,
-                                            self.HTTP_PORT)
+                                            CONF.stub_webserver_port)
         )
 
         pxe_path = os.path.join(tftp_root, "pxelinux.cfg")
@@ -149,11 +153,10 @@ class Environment(object):
         with open(conf_path, 'w') as f:
             f.write(pxe_config)
 
-    def _setup_webserver(self, port=HTTP_PORT):
-
+    def _setup_webserver(self):
+        port = CONF.stub_webserver_port
         LOG.info("Starting stub webserver (at IP {0} port {1}, path to tenant "
-                 "images folder is '{2}')".format(self.network.address,
-                                                  port,
+                 "images folder is '{2}')".format(self.network.address, port,
                                                   self.tenant_images_dir))
 
         # TODO(max_lobur) make webserver singletone
@@ -172,11 +175,12 @@ class Environment(object):
 
     def get_url_for_stub_image(self):
         return "http://{0}:{1}/fake".format(self.network.address,
-                                            self.HTTP_PORT)
+                                            CONF.stub_webserver_port)
 
     def _get_swift_tenant_image_url(self, image_name):
-        return ("http://{0}:{1}/tenant_images/"
-                "{2}".format(self.network.address, self.HTTP_PORT, image_name))
+        return (
+            'http://{0}:{1}/tenant_images/{2}'.format(
+                self.network.address, CONF.stub_webserver_port, image_name))
 
     def _get_rsync_tenant_image_url(self, image_name):
         url = "{0}::ironic_rsync/{1}/".format(self.network.address,
@@ -247,3 +251,23 @@ class Environment(object):
         if self.image_mount_point:
             sh.sudo.umount(self.image_mount_point)
             sh.rmdir(self.image_mount_point)
+
+    @classmethod
+    def _load_config(cls, path):
+        if cls._loaded_config == path:
+            return
+
+        LOG.debug('Load ramdisk-func-test configuration')
+        args = {}
+        if path:
+            args['default_config_files'] = [path]
+        conf.CONF([], project=conf.PROJECT_NAME, **args)
+
+        # configure log level for libs we are using
+        for channel, level in [
+                ('paramiko', logging.WARN),
+                ('ironic.openstack.common', logging.WARN)]:
+            logger = logging.getLogger(channel)
+            logger.setLevel(level)
+
+        cls._loaded_config = path
diff --git a/ramdisk_func_test/network.py b/ramdisk_func_test/network.py
index f7639fa..a8a2cc7 100644
--- a/ramdisk_func_test/network.py
+++ b/ramdisk_func_test/network.py
@@ -20,12 +20,13 @@ import libvirt
 
 from oslo_config import cfg
 
+from ramdisk_func_test import conf
 from ramdisk_func_test import utils
 from ramdisk_func_test.base import LibvirtBase
 
-LOG = logging.getLogger(__name__)
 
-opts = [
+CONF = conf.CONF
+CONF.register_opts([
     cfg.StrOpt('libvirt_net_head_octets',
                default="192.168",
                help='Head octets for libvirt network (choose free one).'),
@@ -35,12 +36,11 @@ opts = [
     cfg.IntOpt('libvirt_net_range_end',
                default=254,
                help='Libvirt network DHCP range end.')
-]
-
-CONF = cfg.CONF
-CONF.register_opts(opts)
+])
 CONF.import_opt('ramdisk_func_test_workdir', 'ramdisk_func_test.utils')
 
+LOG = logging.getLogger(__name__)
+
 
 class Network(LibvirtBase):
     def __init__(self, templ_engine):
diff --git a/ramdisk_func_test/node.py b/ramdisk_func_test/node.py
index 9671262..445478d 100644
--- a/ramdisk_func_test/node.py
+++ b/ramdisk_func_test/node.py
@@ -23,10 +23,13 @@ from lxml import etree
 
 from oslo_config import cfg
 
+from ramdisk_func_test import conf
 from ramdisk_func_test import utils
 from ramdisk_func_test.base import LibvirtBase
 
-opts = [
+
+CONF = conf.CONF
+CONF.register_opts([
     cfg.IntOpt('node_boot_timeout',
                help='Time to wait slave node to boot (seconds)',
                default=360),
@@ -34,10 +37,7 @@ opts = [
                default='',
                help='Libvirt machine type (apply if it is not set in '
                     'template)'),
-
-]
-CONF = cfg.CONF
-CONF.register_opts(opts)
+])
 CONF.import_opt('ramdisk_func_test_workdir', 'ramdisk_func_test.utils')
 
 LOG = logging.getLogger(__name__)
diff --git a/ramdisk_func_test/utils.py b/ramdisk_func_test/utils.py
index 50e7274..a7cd69a 100644
--- a/ramdisk_func_test/utils.py
+++ b/ramdisk_func_test/utils.py
@@ -13,27 +13,27 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import ConfigParser
 import os
 import logging
 import shutil
 import random
 import socket
+from subprocess import check_output
 from time import time
 from time import sleep
 
 from oslo_config import cfg
-from subprocess import check_output
 
-import ConfigParser
+from ramdisk_func_test import conf
 
 
-opts = [
+CONF = conf.CONF
+CONF.register_opts([
     cfg.StrOpt('ramdisk_func_test_workdir',
                help='Path where virtualized node disks will be stored.',
                default="/tmp/ramdisk-func-test/"),
-]
-CONF = cfg.CONF
-CONF.register_opts(opts)
+])
 
 LOG = logging.getLogger(__name__)
 
diff --git a/ramdisk_func_test/webserver/server.py b/ramdisk_func_test/webserver/server.py
index 3518535..a5744c2 100755
--- a/ramdisk_func_test/webserver/server.py
+++ b/ramdisk_func_test/webserver/server.py
@@ -24,12 +24,11 @@ import sys
 import traceback
 import re
 
-from oslo_config import cfg
-
+from ramdisk_func_test import conf
 from ramdisk_func_test.base import ABS_PATH
 
 
-CONF = cfg.CONF
+CONF = conf.CONF
 LOG = logging.getLogger(__name__)
 logging.basicConfig(filename='/tmp/mock-web-server.log',
                     level=logging.DEBUG,