--- /dev/null
+#!/usr/bin/python
+__author__ = "Jan Medved"
+__copyright__ = "Copyright(c) 2014, Cisco Systems, Inc."
+__license__ = "New-style BSD"
+__email__ = "jmedved@cisco.com"
+
+import argparse
+import requests
+import re
+import json
+
+
+class InventoryCrawler(object):
+ reported_flows = 0
+ found_flows = 0
+ nodes = 0
+
+ INVENTORY_URL = 'restconf/%s/opendaylight-inventory:nodes'
+ hdr = {'Accept': 'application/json'}
+ OK, ERROR = range(2)
+ table_stats_unavailable = 0
+ table_stats_fails = []
+
+ def __init__(self, host, port, plevel, datastore, auth, debug):
+ self.url = 'http://' + host + ":" + port + '/' + self.INVENTORY_URL % datastore
+ self.plevel = plevel
+ self.auth = auth
+ self.debug = debug
+
+ def crawl_flows(self, flows):
+ """
+ Collects and prints summary information for all flows in a table
+ """
+ self.found_flows += len(flows)
+ if self.plevel > 1:
+ print ' Flows found: %d\n' % len(flows)
+ if self.plevel > 2:
+ for f in flows:
+ s = json.dumps(f, sort_keys=True, indent=4, separators=(',', ': '))
+ # s = s.replace('{\n', '')
+ # s = s.replace('}', '')
+ s = s.strip()
+ s = s.lstrip('{')
+ s = s.rstrip('}')
+ s = s.replace('\n', '\n ')
+ s = s.lstrip('\n')
+ print " Flow %s:" % f['id']
+ print s
+
+ def crawl_table(self, table):
+ """
+ Collects and prints summary statistics information about a single table. Depending on the print level
+ (plevel), it also invokes the crawl_flows
+ """
+ try:
+ stats = table['opendaylight-flow-table-statistics:flow-table-statistics']
+ active_flows = int(stats['active-flows'])
+
+ if active_flows > 0:
+ self.reported_flows += active_flows
+ if self.plevel > 1:
+ print ' Table %s:' % table['id']
+ s = json.dumps(stats, sort_keys=True, indent=12, separators=(',', ': '))
+ s = s.replace('{\n', '')
+ s = s.replace('}', '')
+ print s
+ except KeyError:
+ if self.plevel > 1:
+ print " Stats for Table '%s' not available." % table['id']
+ self.table_stats_unavailable += 1
+ pass
+
+ try:
+ flows_in_table = table['flow']
+ self.crawl_flows(flows_in_table)
+ except KeyError:
+ pass
+
+ def crawl_node(self, node):
+ """
+ Collects and prints summary information about a single node
+ """
+ self.table_stats_unavailable = 0
+ self.nodes += 1
+
+ if self.plevel > 1:
+ print "\nNode '%s':" % (node['id'])
+ elif self.plevel > 0:
+ print "%s" % (node['id'])
+
+ try:
+ tables = node['flow-node-inventory:table']
+ if self.plevel > 1:
+ print ' Tables: %d' % len(tables)
+
+ for t in tables:
+ self.crawl_table(t)
+
+ if self.table_stats_unavailable > 0:
+ self.table_stats_fails.append(node['id'])
+
+ except KeyError:
+ if self.plevel > 1:
+ print ' Data for tables not available.'
+
+ def crawl_inventory(self):
+ """
+ Collects and prints summary information about all openflow nodes in a data store (either operational or config)
+ """
+ self.nodes = 0
+ self.found_flows = 0
+ self.reported_flows = 0
+ self.table_stats_unavailable = 0
+ self.table_stats_fails = []
+
+ s = requests.Session()
+ if not self.auth:
+ r = s.get(self.url, headers=self.hdr, stream=False)
+ else:
+ r = s.get(self.url, headers=self.hdr, stream=False, auth=('admin', 'admin'))
+
+ if r.status_code == 200:
+ try:
+ inv = json.loads(r.content)['nodes']['node']
+ sinv = []
+ for n in range(len(inv)):
+ if re.search('openflow', inv[n]['id']) is not None:
+ sinv.append(inv[n])
+
+ sinv = sorted(sinv, key=lambda k: int(re.findall('\d+', k['id'])[0]))
+
+ for n in range(len(sinv)):
+ try:
+ self.crawl_node(sinv[n])
+ except:
+ print 'Can not crawl %s' % sinv[n]['id']
+
+ except KeyError:
+ print 'Could not retrieve inventory, response not in JSON format'
+ else:
+ print 'Could not retrieve inventory, HTTP error %d' % r.status_code
+
+ s.close()
+
+ def set_plevel(self, plevel):
+ self.plevel = plevel
+
+
+if __name__ == "__main__":
+ parser = argparse.ArgumentParser(description='Restconf test program')
+ parser.add_argument('--host', default='127.0.0.1', help='host where '
+ 'the controller is running; default 127.0.0.1')
+ parser.add_argument('--port', default='8181', help='port on '
+ 'which odl\'s RESTCONF is listening; default 8181')
+ parser.add_argument('--plevel', type=int, default=0,
+ help='Print Level: 0 - Summary (stats only); 1 - Node names; 2 - Node details;'
+ '3 - Flow details')
+ parser.add_argument('--datastore', choices=['operational', 'config'],
+ default='operational', help='Which data store to crawl; default operational')
+ parser.add_argument('--no-auth', dest='auth', action='store_false', default=False,
+ help="Do not use authenticated access to REST (default)")
+ parser.add_argument('--auth', dest='auth', action='store_true',
+ help="Use authenticated access to REST (username: 'admin', password: 'admin').")
+ parser.add_argument('--debug', dest='debug', action='store_true', default=False,
+ help="List nodes that have not provided proper statistics data")
+
+ in_args = parser.parse_args()
+
+ ic = InventoryCrawler(in_args.host, in_args.port, in_args.plevel, in_args.datastore, in_args.auth,
+ in_args.debug)
+
+ print "Crawling '%s'" % ic.url
+ ic.crawl_inventory()
+
+ print '\nTotals:'
+ print ' Nodes: %d' % ic.nodes
+ print ' Reported flows: %d' % ic.reported_flows
+ print ' Found flows: %d' % ic.found_flows
+
+ if in_args.debug:
+ n_missing = len(ic.table_stats_fails)
+ if n_missing > 0:
+ print '\nMissing table stats (%d nodes):' % n_missing
+ print "%s\n" % ", ".join([x for x in ic.table_stats_fails])
Code Review / integration / test.git / blobdiff