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/*
// Copyright (c) 2010-2017 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
*/

/*
  This pseudorandom number generator is based on ref_xorshift128plus,
  as implemented by reference_xorshift.h, which has been obtained
  from https://sourceforge.net/projects/xorshift-cpp/

  The licensing terms for reference_xorshift.h are reproduced below.

  //  Written in 2014 by Ivo Doko (ivo.doko@gmail.com)
  //  based on code written by Sebastiano Vigna (vigna@acm.org)
  //  To the extent possible under law, the author has dedicated
  //  all copyright and related and neighboring rights to this
  //  software to the public domain worldwide. This software is
  //  distributed without any warranty.
  //  See <http://creativecommons.org/publicdomain/zero/1.0/>.
*/

#ifndef _RANDOM_H_
#define _RANDOM_H_

#include <rte_cycles.h>

struct random {
  uint64_t state[2];
};

static void random_init_seed(struct random *random)
{
  random->state[0] = rte_rdtsc();
  random->state[1] = rte_rdtsc();
}

static uint64_t random_next(struct random *random)
{
  const uint64_t s0 = random->state[1];
  const uint64_t s1 = random->state[0] ^ (random->state[0] << 23);

  random->state[0] = random->state[1];
  random->state[1] = (s1 ^ (s1 >> 18) ^ s0 ^ (s0 >> 5)) + s0;
  return random->state[1];
}

#endif /* _RANDOM_H_ */
th ip ${port2_name} ${vm2_address} Set Suite Variable ${port2_id} ${result} Create VM1 ${port_ids} = Create List ${port1_id} ${result} = Create vm ${vm1_name} ${port_ids} userdata=${userdata1} Set Suite Variable ${vm1_id} ${result} Wait for VM1 to be active Should Be True $vm1_id is not $None Poll vm ${vm1_id} active Create VM2 ${port_ids} = Create List ${port2_id} ${result} = Create vm ${vm2_name} ${port_ids} flavor=${flavor_to_use} userdata=${userdata2} Set Suite Variable ${vm2_id} ${result} Wait for VM2 to be active Should Be True $vm2_id is not $None Poll vm ${vm2_id} active Check VM2 userdata ${result} = Check vm console ${vm2_id} PASSED Should Be True ${result} Modify policy Wait Until Keyword Succeeds 3x 3s create security rule ${SEC_GR_SERVER} ingress ipv4 proto=tcp port_min=80 port_max=80 Check VM2 userdata again ${result} = Check vm console ${vm2_id} curl_passed Should Be True ${result} *** Keywords *** Setup Suite Set Suite Variable ${network_id} ${None} Set Suite Variable ${subnet_id} ${None} Set Suite Variable ${port1_id} ${None} Set Suite Variable ${port2_id} ${None} Set Suite Variable ${vm1_id} ${None} Set Suite Variable ${vm2_id} ${None} Set Suite Variable ${SEC_GR_SERVER} ${None} Set Suite Variable ${SEC_GR_CLIENT} ${None} Ensure Image Ensure Flavor Teardown Suite Run Keyword If $vm1_id is not $None Delete vm ${vm1_id} Run Keyword If $vm2_id is not $None Delete vm ${vm2_id} Run Keyword If $port1_id is not $None Delete ports ${port1_id} Run Keyword If $port2_id is not $None Delete ports ${port2_id} Run Keyword If $network_id is not $None Delete network ${network_id} Run Keyword If $SEC_GR_SERVER is not $None delete security group ${SEC_GR_SERVER} Run Keyword If $SEC_GR_CLIENT is not $None delete security group ${SEC_GR_CLIENT}