1 files changed, 86 insertions, 0 deletions
diff --git a/app/discover/fetchers/api/api_fetch_networks.py b/app/discover/fetchers/api/api_fetch_networks.py
new file mode 100644
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+++ b/app/discover/fetchers/api/api_fetch_networks.py
@@ -0,0 +1,86 @@
+###############################################################################
+# Copyright (c) 2017 Koren Lev (Cisco Systems), Yaron Yogev (Cisco Systems)   #
+# 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                                  #
+###############################################################################
+from discover.fetchers.api.api_access import ApiAccess
+from utils.inventory_mgr import InventoryMgr
+
+
+class ApiFetchNetworks(ApiAccess):
+    def __init__(self):
+        super(ApiFetchNetworks, self).__init__()
+        self.inv = InventoryMgr()
+
+    def get(self, project_id=None):
+        # use project admin credentials, to be able to fetch all networks
+        token = self.v2_auth_pwd(self.admin_project)
+        if not token:
+            return []
+        ret = []
+        for region in self.regions:
+            ret.extend(self.get_networks(region, token))
+        return ret
+
+    def get_networks(self, region, token):
+        endpoint = self.get_region_url_nover(region, "neutron")
+        req_url = endpoint + "/v2.0/networks"
+        headers = {
+            "X-Auth-Project-Id": self.admin_project,
+            "X-Auth-Token": token["id"]
+        }
+        response = self.get_url(req_url, headers)
+        if not "networks" in response:
+            return []
+        networks = response["networks"]
+        req_url = endpoint + "/v2.0/subnets"
+        response = self.get_url(req_url, headers)
+        subnets_hash = {}
+        if "subnets" in response:
+            # create a hash subnets, to allow easy locating of subnets
+            subnets = response["subnets"]
+            for s in subnets:
+                subnets_hash[s["id"]] = s
+        for doc in networks:
+            doc["master_parent_type"] = "project"
+            project_id = doc["tenant_id"]
+            if not project_id:
+                # find project ID of admin project
+                project = self.inv.get_by_field(self.get_env(),
+                                                "project", "name",
+                                                self.admin_project,
+                                                get_single=True)
+                if not project:
+                    self.log.error("failed to find admin project in DB")
+                project_id = project["id"]
+            doc["master_parent_id"] = project_id
+            doc["parent_type"] = "networks_folder"
+            doc["parent_id"] = project_id + "-networks"
+            doc["parent_text"] = "Networks"
+            # set the 'network' attribute for network objects to the name of network,
+            # to allow setting constraint on network when creating network clique
+            doc['network'] = doc["id"]
+            # get the project name
+            project = self.inv.get_by_id(self.get_env(), project_id)
+            if project:
+                doc["project"] = project["name"]
+            subnets_details = {}
+            cidrs = []
+            subnet_ids = []
+            for s in doc["subnets"]:
+                try:
+                    subnet = subnets_hash[s]
+                    cidrs.append(subnet["cidr"])
+                    subnet_ids.append(subnet["id"])
+                    subnets_details[subnet["name"]] = subnet
+                except KeyError:
+                    pass
+
+            doc["subnets"] = subnets_details
+            doc["cidrs"] = cidrs
+            doc["subnet_ids"] = subnet_ids
+        return networks