1 ##############################################################################
2 # Copyright (c) 2017 NEC Corporation and others.
4 # All rights reserved. This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
7 # http://www.apache.org/licenses/LICENSE-2.0
8 ##############################################################################
12 from netifaces import interfaces, ifaddresses, AF_INET
13 from datetime import datetime
17 from requests.exceptions import ConnectionError
19 from keystoneauth1 import loading
20 from keystoneauth1 import session
21 from congressclient.v1 import client
24 def write_debug(str_write, write_type, compute_user):
25 file_name = ('/home/%s/monitor.log' % compute_user)
26 file_tmp = open(file_name, write_type)
27 file_tmp.write( "%s" % str_write)
31 class DoctorMonitorCollectd(object):
34 self.compute_user = ''
37 self.inspector_type = ''
38 self.inspector_url = ''
42 self.os_project_name = ''
43 self.os_user_domain_name = ''
44 self.os_user_domain_id = ''
45 self.os_project_domain_name = ''
46 self.os_project_domain_id = ''
49 self.inspector_notified = 0
50 self.start_notifications = 0
51 self.monitor_type = 'sample'
53 def config_func(self, config):
54 for node in config.children:
55 key = node.key.lower()
58 if key == 'compute_host':
60 elif key == 'control_ip':
62 elif key == 'compute_ip':
64 elif key == 'compute_user':
65 self.compute_user = val
66 elif key == 'inspector_type':
67 self.inspector_type = val
68 elif key == 'os_auth_url':
69 self.os_auth_url = val
70 elif key == 'os_username':
71 self.os_username = val
72 elif key == 'os_password':
73 self.os_password = val
74 elif key == 'os_project_name':
75 self.os_project_name = val
76 elif key == 'os_user_domain_name':
77 self.os_user_domain_name = val
78 elif key == 'os_user_domain_id':
79 self.os_user_domain_id = val
80 elif key == 'os_project_domain_name':
81 self.os_project_domain_name = val
82 elif key == 'os_project_domain_id':
83 self.os_project_domain_id = val
85 collectd.info('Unknown config key "%s"' % key)
87 def init_collectd(self):
88 write_debug("Compute node collectd monitor start at %s\n\n" % datetime.now().isoformat(), "w", self.compute_user)
90 if self.inspector_type == 'sample':
91 self.inspector_url = ('http://%s:12345/events' % self.control_ip)
92 elif self.inspector_type == 'congress':
93 loader = loading.get_plugin_loader('password')
94 self.auth = loader.load_from_options(auth_url=self.os_auth_url,
95 username=self.os_username,
96 password=self.os_password,
97 project_name=self.os_project_name,
98 user_domain_name=self.os_user_domain_name,
99 user_domain_id=self.os_user_domain_id,
100 project_domain_name=self.os_project_domain_name,
101 project_domain_id=self.os_project_domain_id)
102 self.sess=session.Session(auth=self.auth)
103 congress = client.Client(session=self.sess, service_type='policy')
104 ds = congress.list_datasources()['results']
105 doctor_ds = next((item for item in ds if item['driver'] == 'doctor'),
108 congress_endpoint = congress.httpclient.get_endpoint(auth=self.auth)
109 self.inspector_url = ('%s/v1/data-sources/%s/tables/events/rows' %
110 (congress_endpoint, doctor_ds['id']))
113 self.start_notifications = 1
116 def notify_inspector(self):
117 event_type = "compute.host.down"
120 'id': ("monitor_%s_id1" % self.monitor_type),
121 'time': datetime.now().isoformat(),
124 'hostname': self.host_name,
126 'monitor': ("monitor_%s" % self.monitor_type),
127 'monitor_event_id': ("monitor_%s_event1" % self.monitor_type)
131 data = json.dumps(payload)
132 self.inspector_notified = 1
134 if self.inspector_type == 'sample':
135 headers = {'content-type': 'application/json'}
137 requests.post(self.inspector_url, data=data, headers=headers)
138 except ConnectionError as err:
140 elif self.inspector_type == 'congress':
141 # TODO(umar) enhance for token expiry case
143 'Content-Type': 'application/json',
144 'Accept': 'application/json',
145 'X-Auth-Token': self.sess.get_token()
147 requests.put(self.inspector_url, data=data, headers=headers)
150 def handle_notif(self, notification, data=None):
151 if (notification.severity == collectd.NOTIF_FAILURE or
152 notification.severity == collectd.NOTIF_WARNING):
153 if (self.start_notifications == 1 and self.inspector_notified == 0):
154 write_debug("Received down notification: doctor monitor detected at %s\n" % time.time(), "a", self.compute_user)
155 self.notify_inspector()
157 elif notification.severity == collectd.NOTIF_OKAY:
158 collectd.info("Interface status: UP again %s\n" % time.time())
160 collectd.info("Unknown notification severity %s\n" % notification.severity)
163 monitor = DoctorMonitorCollectd()
165 collectd.register_config(monitor.config_func)
166 collectd.register_init(monitor.init_collectd)
167 collectd.register_notification(monitor.handle_notif)