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#!/usr/bin/env python
# Copyright (c) 2011-2018. The SimGrid Team.
# All rights reserved.
# This program is free software; you can redistribute it and/or modify it
# under the terms of the license (GNU LGPL) which comes with this package.
# This script generates a specific deployment file for the Chord example.
# It assumes that the platform will be a cluster.
# Usage: python generate.py nb_nodes nb_bits end_date
# Example: python generate.py 100000 32 1000
import sys
import random
if len(sys.argv) != 4:
print(
"Usage: python generate.py nb_nodes nb_bits end_date > deployment_file.xml")
sys.exit(1)
nb_nodes = int(sys.argv[1])
nb_bits = int(sys.argv[2])
end_date = int(sys.argv[3])
max_id = 2 ** nb_bits - 1
all_ids = [42]
sys.stdout.write("<?xml version='1.0'?>\n"
"<!DOCTYPE platform SYSTEM \"http://simgrid.gforge.inria.fr/simgrid.dtd\">\n"
"<platform version=\"3\">\n"
" <process host=\"node-0.simgrid.org\" function=\"node\"><argument value=\"42\"/><argument value=\"%d\"/></process>\n" % end_date)
for i in range(1, nb_nodes):
ok = False
while not ok:
my_id = random.randint(0, max_id)
ok = not my_id in all_ids
known_id = all_ids[random.randint(0, len(all_ids) - 1)]
start_date = i * 10
line = " <process host=\"node-%d.simgrid.org\" function=\"node\"><argument value=\"%d\" /><argument value=\"%d\" /><argument value=\"%d\" /><argument value=\"%d\" /></process>\n" % (
i, my_id, known_id, start_date, end_date)
sys.stdout.write(line)
all_ids.append(my_id)
sys.stdout.write("</platform>")
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