1 files changed, 76 insertions, 0 deletions
diff --git a/apex/overcloud/config.py b/apex/overcloud/config.py
new file mode 100644
index 00000000..6e116de2
--- /dev/null
+++ b/apex/overcloud/config.py
@@ -0,0 +1,76 @@
+##############################################################################
+# Copyright (c) 2017 Tim Rozet (trozet@redhat.com) and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+"""
+Utilities for generating overcloud configuration
+"""
+
+import logging
+import os
+
+from jinja2 import Environment
+from jinja2 import FileSystemLoader
+from apex.common.exceptions import ApexDeployException
+
+
+def create_nic_template(network_settings, deploy_settings, role, template_dir,
+                        target_dir):
+    """
+    Creates NIC heat template files
+    :param ns: Network settings
+    :param ds: Deploy Settings
+    :param role: controller or compute
+    :param template_dir: directory where base templates are stored
+    :param target_dir: to store rendered nic template
+    :return:
+    """
+    # TODO(trozet): rather than use Jinja2 to build these files, use with py
+    if role not in ['controller', 'compute']:
+        raise ApexDeployException("Invalid type for overcloud node: {"
+                                  "}".format(type))
+    logging.info("Creating template for {}".format(role))
+    template_file = 'nics-template.yaml.jinja2'
+    nets = network_settings.get('networks')
+    env = Environment(loader=FileSystemLoader(template_dir), autoescape=True)
+    template = env.get_template(template_file)
+    ds = deploy_settings.get('deploy_options')
+    ext_net = 'br-ex'
+    ovs_dpdk_br = ''
+    if ds['dataplane'] == 'fdio':
+        nets['tenant']['nic_mapping'][role]['phys_type'] = 'vpp_interface'
+        if ds['sdn_controller'] == 'opendaylight':
+            nets['external'][0]['nic_mapping'][role]['phys_type'] = \
+                'vpp_interface'
+            ext_net = 'vpp_interface'
+    elif ds['dataplane'] == 'ovs_dpdk':
+        ovs_dpdk_br = 'br-phy'
+    if (ds.get('performance', {}).get(role.title(), {}).get('vpp', {})
+            .get('uio-driver')):
+        nets['tenant']['nic_mapping'][role]['uio-driver'] =\
+            ds['performance'][role.title()]['vpp']['uio-driver']
+        if ds['sdn_controller'] == 'opendaylight':
+            nets['external'][0]['nic_mapping'][role]['uio-driver'] =\
+                ds['performance'][role.title()]['vpp']['uio-driver']
+    if (ds.get('performance', {}).get(role.title(), {}).get('vpp', {})
+            .get('interface-options')):
+        nets['tenant']['nic_mapping'][role]['interface-options'] =\
+            ds['performance'][role.title()]['vpp']['interface-options']
+
+    template_output = template.render(
+        nets=nets,
+        role=role,
+        external_net_af=network_settings.get_ip_addr_family(),
+        external_net_type=ext_net,
+        ovs_dpdk_bridge=ovs_dpdk_br)
+
+    logging.debug("Template output: {}".format(template_output))
+    target = os.path.join(target_dir, "{}.yaml".format(role))
+    with open(target, "w") as f:
+        f.write(template_output)
+    logging.info("Wrote template {}".format(target))