Move autogeneration of VTN config from ONOS synchronizer
Change-Id: I752d4767be2ee5a987ef3c4621d6c0ecc382fd87
diff --git a/xos/synchronizer/steps/sync_onos_netcfg.py b/xos/synchronizer/steps/sync_onos_netcfg.py
new file mode 100644
index 0000000..87d7a50
--- /dev/null
+++ b/xos/synchronizer/steps/sync_onos_netcfg.py
@@ -0,0 +1,152 @@
+import os
+import requests
+import socket
+import sys
+import base64
+import json
+from synchronizers.base.syncstep import SyncStep
+from core.models import Service, Slice, Controller, ControllerSlice, ControllerUser, Node, TenantAttribute, Tag
+from services.vtn.models import VTNService
+from services.vrouter.models import VRouterService
+from xos.logger import Logger, logging
+
+logger = Logger(level=logging.INFO)
+
+class SyncONOSNetcfg(SyncStep):
+ provides=[]
+ observes=None
+ requested_interval=0
+
+ def __init__(self, **args):
+ SyncStep.__init__(self, **args)
+
+ def get_node_tag(self, o, node, tagname):
+ tags = Tag.select_by_content_object(node).filter(name=tagname)
+ return tags[0].value
+
+ def get_tenants_who_want_config(self):
+ tenants = []
+ # attribute is comma-separated list
+ for ta in TenantAttribute.objects.filter(name="autogenerate"):
+ if ta.value:
+ for config in ta.value.split(','):
+ if config == "vtn-network-cfg":
+ tenants.append(ta.tenant)
+ return tenants
+
+ def save_tenant_attribute(self, tenant, name, value):
+ tas = TenantAttribute.objects.filter(tenant=tenant, name=name)
+ if tas:
+ ta = tas[0]
+ if ta.value != value:
+ logger.info("updating %s with attribute" % name)
+ ta.value = value
+ ta.save()
+ else:
+ logger.info("saving autogenerated config %s" % name)
+ ta = TenantAttribute(tenant=tenant, name=name, value=value)
+ ta.save()
+
+ # This function currently assumes a single Deployment and Site
+ def get_onos_netcfg(self, vtn):
+ privateGatewayMac = vtn.privateGatewayMac
+ localManagementIp = vtn.localManagementIp
+ ovsdbPort = vtn.ovsdbPort
+ sshPort = vtn.sshPort
+ sshUser = vtn.sshUser
+ sshKeyFile = vtn.sshKeyFile
+ mgmtSubnetBits = vtn.mgmtSubnetBits
+ xosEndpoint = vtn.xosEndpoint
+ xosUser = vtn.xosUser
+ xosPassword = vtn.xosPassword
+
+ data = {
+ "apps" : {
+ "org.opencord.vtn" : {
+ "cordvtn" : {
+ "privateGatewayMac" : privateGatewayMac,
+ "localManagementIp": localManagementIp,
+ "ovsdbPort": ovsdbPort,
+ "ssh": {
+ "sshPort": sshPort,
+ "sshUser": sshUser,
+ "sshKeyFile": sshKeyFile
+ },
+ "xos": {
+ "endpoint": xosEndpoint,
+ "user": xosUser,
+ "password": xosPassword
+ },
+ "publicGateways": [],
+ "nodes" : []
+ }
+ }
+ }
+ }
+
+ # Generate apps->org.opencord.vtn->cordvtn->openstack
+ controllers = Controller.objects.all()
+ if controllers:
+ controller = controllers[0]
+ keystone_server = controller.auth_url
+ user_name = controller.admin_user
+ tenant_name = controller.admin_tenant
+ password = controller.admin_password
+ openstack = {
+ "endpoint": keystone_server,
+ "tenant": tenant_name,
+ "user": user_name,
+ "password": password
+ }
+ data["apps"]["org.opencord.vtn"]["cordvtn"]["openstack"] = openstack
+
+ # Generate apps->org.opencord.vtn->cordvtn->nodes
+ nodes = Node.objects.all()
+ for node in nodes:
+ nodeip = socket.gethostbyname(node.name)
+
+ try:
+ bridgeId = self.get_node_tag(o, node, "bridgeId")
+ dataPlaneIntf = self.get_node_tag(o, node, "dataPlaneIntf")
+ dataPlaneIp = self.get_node_tag(o, node, "dataPlaneIp")
+ except:
+ logger.error("not adding node %s to the VTN configuration" % node.name)
+ continue
+
+ node_dict = {
+ "hostname": node.name,
+ "hostManagementIp": "%s/%s" % (nodeip, mgmtSubnetBits),
+ "bridgeId": bridgeId,
+ "dataPlaneIntf": dataPlaneIntf,
+ "dataPlaneIp": dataPlaneIp
+ }
+ data["apps"]["org.opencord.vtn"]["cordvtn"]["nodes"].append(node_dict)
+
+ # Generate apps->org.onosproject.cordvtn->cordvtn->publicGateways
+ # Pull the gateway information from vRouter
+ vrouters = VRouterService.get_service_objects().all()
+ if vrouters:
+ for gateway in vrouters[0].get_gateways():
+ gatewayIp = gateway['gateway_ip'].split('/',1)[0]
+ gatewayMac = gateway['gateway_mac']
+ gateway_dict = {
+ "gatewayIp": gatewayIp,
+ "gatewayMac": gatewayMac
+ }
+ data["apps"]["org.opencord.vtn"]["cordvtn"]["publicGateways"].append(gateway_dict)
+
+ return json.dumps(data, indent=4, sort_keys=True)
+
+ def call(self, **args):
+ vtn_service = VTNService.get_service_objects().all()
+ if not vtn_service:
+ raise Exception("No VTN Service")
+
+ vtn_service = vtn_service[0]
+
+ # Check for autogenerate attribute
+ netcfg = self.get_onos_netcfg(vtn_service)
+
+ tenants = self.get_tenants_who_want_config()
+ for tenant in tenants:
+ self.save_tenant_attribute(tenant, "rest_onos/v1/network/configuration/", netcfg)