Example #1
0
def test_beacon(run_beacon):
    nodes = []
    count = 0
    while not nodes and count < 5:
        nodes = get_nodes_from_beacons(multicast_port=MULTICAST_PORT)
        count += 1

    assert len(nodes) == 1
    assert nodes[0]['job_slots'] == run_beacon[0]
    assert nodes[0]['port'] == run_beacon[1]
    assert nodes[0]['hostname'] == socket.getfqdn()
    assert nodes[0]['address'] in (x[4][0] for x in socket.getaddrinfo(
        family=socket.AF_INET, host='', port=0))
Example #2
0
 def __call__(self):
     def get_node_info(node):
         node_id = '{}:{}'.format(node['hostname'], node['port'])
         node_info = self.all_node_infos.get(node_id)
         if not node_info:
             node_info = self.all_node_infos[node_id] = NodeInfo(node)
         return node_info
     nodes = [get_node_info(node) for node in get_nodes_from_beacons()]
     nodes_disappeared = []
     for old_node in self.current_working_set:
         if old_node not in nodes:
             if self.current_working_set[old_node] > self.allowed_missed_replies:
                 nodes_disappeared.append(old_node)
             else:
                 self.current_working_set[old_node] += 1
     for node in nodes_disappeared:
         del self.current_working_set[old_node]
     for node in nodes:
         self.current_working_set[node] = 0
     return self.current_working_set.keys()
Example #3
0
import sys
import subprocess
from tempfile import mkstemp
import signal
import socket
import time
import statistics
from pprint import pprint

from buildpal.common.beacon import get_nodes_from_beacons
from buildpal.common import msg_to_bytes


repetitions = 1 if len(sys.argv) < 2 else int(sys.argv[1])

nodes = get_nodes_from_beacons()
if not nodes:
    raise Exception("No nodes detected.")

ini_handle, ini_file = mkstemp(suffix='.ini')
with os.fdopen(ini_handle, 'wt') as ini:
    ini.write('[distributed]\n')
    for index, node in enumerate(nodes):
        ini.write('node[{}]={}:{}:{}\n'.format(index, node['address'],
            node['port'], node['job_slots']))

def reset_nodes():
    for node in nodes:
        with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sock:
            sock.connect((node['address'], node['port']))
            for buffer in msg_to_bytes([b'RESET']):