Initial commit

scripts/inventory/rackhd.py

@@ -0,0 +1,96 @@
+#!/usr/bin/env python
+
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+import json
+import os
+import requests
+import argparse
+
+RACKHD_URL = 'http://localhost:8080'
+
+
+class RackhdInventory(object):
+    def __init__(self, nodeids):
+        self._inventory = {}
+        for nodeid in nodeids:
+            self._load_inventory_data(nodeid)
+        inventory = {}
+        for (nodeid, info) in self._inventory.items():
+            inventory[nodeid] = (self._format_output(nodeid, info))
+        print(json.dumps(inventory))
+
+    def _load_inventory_data(self, nodeid):
+        info = {}
+        info['ohai'] = RACKHD_URL + '/api/common/nodes/{0}/catalogs/ohai'.format(nodeid)
+        info['lookup'] = RACKHD_URL + '/api/common/lookups/?q={0}'.format(nodeid)
+
+        results = {}
+        for (key, url) in info.items():
+            r = requests.get(url, verify=False)
+            results[key] = r.text
+        self._inventory[nodeid] = results
+
+    def _format_output(self, nodeid, info):
+        try:
+            node_info = json.loads(info['lookup'])
+            ipaddress = ''
+            if len(node_info) > 0:
+                ipaddress = node_info[0]['ipAddress']
+            output = {'hosts': [ipaddress], 'vars': {}}
+            for (key, result) in info.items():
+                output['vars'][key] = json.loads(result)
+            output['vars']['ansible_ssh_user'] = 'monorail'
+        except KeyError:
+            pass
+        return output
+
+
+def parse_args():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--host')
+    parser.add_argument('--list', action='store_true')
+    return parser.parse_args()
+
+
+try:
+    # check if rackhd url(ie:10.1.1.45:8080) is specified in the environment
+    RACKHD_URL = 'http://' + str(os.environ['RACKHD_URL'])
+except Exception:
+    # use default values
+    pass
+
+# Use the nodeid specified in the environment to limit the data returned
+# or return data for all available nodes
+nodeids = []
+
+if (parse_args().host):
+    try:
+        nodeids += parse_args().host.split(',')
+        RackhdInventory(nodeids)
+    except Exception:
+        pass
+if (parse_args().list):
+    try:
+        url = RACKHD_URL + '/api/common/nodes'
+        r = requests.get(url, verify=False)
+        data = json.loads(r.text)
+        for entry in data:
+            if entry['type'] == 'compute':
+                nodeids.append(entry['id'])
+        RackhdInventory(nodeids)
+    except Exception:
+        pass