Browse Source
- initial version of virl-benchmark to automatically start multiple
- initial version of virl-benchmark to automatically start multiple
simulations, measure the delay until the simulations are active and the delay until the telnet ports of all nodes can be usedmaster
5 changed files with 361 additions and 0 deletions
-
64virl-benchmark/check-reachability
-
127virl-benchmark/ports-vms.py
-
126virl-benchmark/start-virl-topology
-
27virl-benchmark/stop-virl-benchmark
-
17virl-benchmark/test-virl-telnet-connection
@ -0,0 +1,64 @@ |
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#!/bin/bash |
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|
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# Check reachability of all running VIRL VMs by logging in on the telnet console port and expect a prompt that includes the host name |
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|
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# usage |
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if [ ! $# -gt 2 ] ; then |
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echo -e "usage: $0 <username> <timeout for telnet connection to each node> <simulation> [debug level], e.g.,\n" |
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echo "$0 guest VIRLBENCH-223721@smb-WaZLhH 5" |
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exit -1 |
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fi |
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|
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# get the IP address of eth0 |
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IP=$(ip addr show | grep eth0 | grep inet | tr -s " " | cut -d " " -f 3 | cut -d "/" -f 1) |
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|
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RUNNING=true |
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|
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USERNAME=$1 |
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TIMEOUT=$2 |
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SIMULATION=$3 |
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if [ $4 ]; then |
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DEBUG=$4 |
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else |
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DEBUG=0 |
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fi |
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|
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while $RUNNING = true |
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do |
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# Check if all nodes are ready-to-use using expect |
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|
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# get the telnet ports of all nodes in all simulations |
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VM_PORTS=$(./ports-vms.py $USERNAME $SIMULATION) |
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|
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# connect to every telnet port of each node and expect the hostname in the prompt |
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VMS_UNUSABLE=0 |
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for VM_PORT in $VM_PORTS |
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do |
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VM_TELNET_PORT=$(echo $VM_PORT | cut -d "=" -f 2) |
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VM_NAME=$(echo $VM_PORT | cut -d "=" -f 1) |
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# connect to every telnet port and check whether it can be used by pressing return |
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# twice and expecting the hostname to appear in the resulting prompt each time |
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if [ $DEBUG -lt 2 ]; then |
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./test-virl-telnet-connection $IP $VM_TELNET_PORT $VM_NAME $TIMEOUT >/dev/null |
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else |
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./test-virl-telnet-connection $IP $VM_TELNET_PORT $VM_NAME $TIMEOUT |
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fi |
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EXPECT_EXITCODE=$? |
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if [ $EXPECT_EXITCODE -eq 5 ] ; then |
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VMS_UNUSABLE=$(expr $VMS_UNUSABLE + 1) |
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if [ $DEBUG -gt 0 ]; then echo "$VM_NAME ($VM_TELNET_PORT) still unusable"; fi |
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fi |
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done |
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|
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if [ $VMS_UNUSABLE -gt 0 ]; then |
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if [ $DEBUG -gt 0 ]; then echo "$VMS_UNUSABLE VMs are still unusable"; fi |
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else |
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RUNNING=false |
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fi |
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|
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sleep 1 |
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|
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done |
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|
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DATE=$(date) |
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echo "Finished at $DATE" |
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@ -0,0 +1,127 @@ |
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#!/usr/bin/env python |
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# |
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# vim: tabstop=4 expandtab shiftwidth=4 softtabstop=4 |
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# |
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# Show all ports of all VM instances for |
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# all users and topologies. |
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# Like the console port and the VNC port |
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# |
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# rschmied@cisco.com |
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# |
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# modified by sebastian.rieger@informatik.hs-fulda.de to display telnet console ports of running nodes in a topology |
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# |
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import os, libvirt, re, sys |
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from keystoneclient import client as keystone |
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from novaclient import client as nova |
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from xml.dom.minidom import parseString |
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|
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""" |
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|
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In [14]: m.group(0) |
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Out[14]: '</guest/endpoint>-<Sample_Project@asa-test-topo-yJHnoK>-<iosv-2>-<Multipoint Connection-1>' |
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|
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In [15]: m.group(1) |
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Out[15]: '/guest/endpoint' |
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In [16]: m.group(2) |
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Out[16]: 'Sample_Project' |
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In [16]: m.group(3) |
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Out[16]: 'asa-test-topo' |
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In [17]: m.group(4) |
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Out[17]: 'iosv-2' |
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In [18]: m.group(5) |
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Out[18]: 'Multipoint Connection-1' |
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will not match jumphost ports! |
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not interested in these, anyway |
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""" |
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class KeystoneV3NovaAuthPlugin(object): |
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def __init__(self, keystone_client): |
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self.keystone_client = keystone_client |
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def authenticate(self, client, fake_auth_url): |
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client.auth_url = fake_auth_url |
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client.service_catalog = self.keystone_client.service_catalog |
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client.auth_token = self.keystone_client.auth_token |
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client.tenant_id = self.keystone_client.tenant_id |
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client.management_url = self.keystone_client.service_catalog.url_for( |
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attr='region', |
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filter_value=client.region_name, |
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endpoint_type=client.endpoint_type, |
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service_type=client.service_type, |
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service_name=client.service_name).rstrip('/') |
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|
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def getports(user,simulation): |
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# Sample output / field mapping |
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# </guest/endpoint>-<Sample_Topologies@single-server-WO9N_h>-<csr1000v-1> |
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# USER PROJECT TOPOLOGY NODE |
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# </advcompnet/endpoint>-<advcompnet-lab1-dcn-scenario1-ymaMSJ>-<veos-4> |
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# USER TOPOLOGY NODE |
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prog=re.compile(r'</(.*)/endpoint>-<(.*)-[_0-9a-z]{6}>-<(.*)>', re.IGNORECASE) |
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# table=list() |
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try: |
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libvirt_uri = os.environ['LIBVIRT_DEFAULT_URI'] |
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except: |
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libvirt_uri = "qemu:///system" |
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print "LIBVIRT_DEFAULT_URI env not set!" |
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print "Using default '" + libvirt_uri + "'" |
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conn=libvirt.openReadOnly(libvirt_uri) |
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kc = keystone.Client(auth_url=os.environ['OS_AUTH_URL'], |
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username=os.environ['OS_USERNAME'], password=os.environ['OS_PASSWORD'], |
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project_name=os.environ['OS_TENANT_NAME']) |
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kc.session.auth = kc |
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kc.authenticate() |
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nc=nova.Client('2', os.environ['OS_USERNAME'], os.environ['OS_PASSWORD'], |
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os.environ['OS_TENANT_NAME'], auth_system='keystonev3', auth_plugin=KeystoneV3NovaAuthPlugin(kc), auth_url='http://fake/v2.0') |
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for server in nc.servers.list(search_opts={'all_tenants': True}): |
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m=prog.match(server.name) |
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if m: |
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try: |
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domain=conn.lookupByUUIDString(server.id) |
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except: |
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print "Domain not found / not running" |
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return 1 |
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else: |
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doc=parseString(domain.XMLDesc(flags=0)) |
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# get the VNC port |
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#port=doc.getElementsByTagName('graphics')[0].getAttribute('port') |
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# get the serial console TCP port |
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for i in doc.getElementsByTagName('source'): |
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if i.parentNode.nodeName == u'console': |
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console=i.getAttribute('service') |
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# get the instance name |
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name=doc.getElementsByTagName('name')[0].childNodes[0].nodeValue |
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# print info |
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if simulation == "*": |
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if m.group(1) == user: |
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print m.group(3) + "=" + console |
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else: |
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if m.group(1) == user and server.name.find(simulation) != -1: |
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print m.group(3) + "=" + console |
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|
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|
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def main(): |
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if len(sys.argv) != 3: |
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sys.stdout.write(str(sys.argv[0])) |
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print ": username and simulation (e.g., project name or session-id) needed as argument! bailing out" |
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return 1 |
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else: |
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user = str(sys.argv[1]).strip() |
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simulation = str(sys.argv[2]).strip() |
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getports(user,simulation) |
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return 0 |
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if __name__ == '__main__': |
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sys.exit(main()) |
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@ -0,0 +1,126 @@ |
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#!/bin/bash |
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# start-virl-topology-benchmark.sh |
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# HS-Fulda - sebastian.rieger@informatik.hs-fulda.de |
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# |
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# changelog: |
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# V1.0 initial version |
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|
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# usage |
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if [ ! $# -gt 4 ] ; then |
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echo -e "usage: $0 <my-topology.virl> <number of concurrent simulations> <username> <password> <timeout> [debug level], e.g.,\n" |
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echo "$0 /home/virl/git-virl-hs-fulda/GIT-VIRL-HS-Fulda/advcompnet-lab2-dcn-fabricpath.virl 6 guest password" |
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exit -1 |
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fi |
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|
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TOPOLOGY=$1 |
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RUNCOUNT=$2 |
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USERNAME=$3 |
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PASSWORD=$4 |
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TIMEOUT=$5 |
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if [ $6 ]; then |
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DEBUG=$6 |
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else |
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DEBUG=0 |
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fi |
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|
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TOPOLOGYFILENAME=$(basename $TOPOLOGY) |
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TIMESTAMP=$(date +%H%M%S) |
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FILENAME="VIRLBENCH-$TIMESTAMP@$TOPOLOGYFILENAME" |
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|
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DATE=$(date) |
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echo "Script started at $DATE" |
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|
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# start the simulations |
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RUN=0 |
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while [ $RUN -lt $RUNCOUNT ] |
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do |
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# use simengine-launch to start the simulation |
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if [ $DEBUG -lt 2 ]; then |
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virl_std_client --username $USERNAME --password $PASSWORD simengine-launch \ |
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--virl-file $TOPOLOGY --file-name $FILENAME >/dev/null 2>&1 |
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else |
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virl_std_client --username $USERNAME --password $PASSWORD simengine-launch \ |
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--virl-file $TOPOLOGY --file-name $FILENAME |
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fi |
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RUN=$(expr $RUN + 1) |
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done |
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|
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DATE=$(date) |
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echo "Started at $DATE" |
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RUNNING=true |
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# wait for simulations to start |
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sleep 5 |
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|
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# get all running benchmark simulations |
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SIMS=$(virl_std_client --username $USERNAME --password $PASSWORD --quiet --json simengine-list 2>&1 | egrep -o -e "VIRLBENCH-$TIMESTAMP@(.*)-[_a-zA-Z0-9]{6}") |
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if [ $DEBUG -gt 1 ]; then |
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echo "Running simulations:" |
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for SIM in $SIMS; do |
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echo $SIM |
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done |
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echo |
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fi |
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|
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# count nodes in the running benchmark simulations |
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NODE_COUNT=0 |
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for SIM in $SIMS; do |
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SIM_NODE_COUNT=$(virl_std_client --username $USERNAME --password $PASSWORD simengine-nodes --session-id $SIM 2>&1 | grep -c state) |
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if [ $DEBUG -gt 1 ]; then |
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echo "$SIM has $SIM_NODE_COUNT nodes" |
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fi |
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NODE_COUNT=$(expr $NODE_COUNT + $SIM_NODE_COUNT) |
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done |
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if [ $DEBUG -gt 0 ] ; then echo "$NODE_COUNT nodes"; fi |
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|
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# continuously count all ACTIVE nodes in running benchmark simulations until all nodes are ACTIVE |
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ACTIVE_COUNT=0 |
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while [ $ACTIVE_COUNT -lt $NODE_COUNT ] |
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do |
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ACTIVE_COUNT=0 |
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for SIM in $SIMS; do |
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SIM_NODE_ACTIVE_COUNT=$(virl_std_client --username $USERNAME --password $PASSWORD simengine-nodes --session-id $SIM 2>&1 | grep -c ACTIVE) |
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if [ $DEBUG -gt 1 ]; then |
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echo "$SIM has $SIM_NODE_ACTIVE_COUNT active nodes" |
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fi |
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ACTIVE_COUNT=$(expr $ACTIVE_COUNT + $SIM_NODE_ACTIVE_COUNT) |
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done |
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|
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if [ $DEBUG -gt 0 ] ; then echo "$ACTIVE_COUNT of $NODE_COUNT are ACTIVE"; fi |
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sleep 1 |
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done |
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|
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DATE=$(date) |
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echo "Active at $DATE" |
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|
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# Check if the nodes are ready-for-use using expect |
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./check-reachability $USERNAME $TIMEOUT "VIRLBENCH-$TIMESTAMP" $DEBUG |
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|
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# Check using load |
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|
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# Alternative to check if nodes are ready, use CPU load threshold for VMs (IOSv and IOSvL2 have a high CPU load during initial boot) |
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#THRESHOLD="70.0" |
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|
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#while $RUNNING = true |
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#do |
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# VM_LOADS=$(top -n 1 | grep kvm.real | tr -s " " | cut -d " " -f 9) |
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# |
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# VMS_WITH_HIGH_CPU_LOAD=0 |
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# for VM_LOAD in $VM_LOADS |
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# do |
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# if [ $(echo "$VM_LOAD > $THRESHOLD" | bc) -eq 1 ] ; then |
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# VMS_WITH_HIGH_CPU_LOAD=$(expr $VMS_WITH_HIGH_CPU_LOAD + 1) |
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# echo "$VM_LOAD > 6x0.0" |
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# fi |
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# done |
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# |
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# if [ $VMS_WITH_HIGH_CPU_LOAD -gt 0 ]; then |
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# echo "cpu load = high" |
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# else |
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# RUNNING=false |
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# fi |
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#done |
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|
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DATE=$(date) |
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echo "Finished at $DATE" |
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@ -0,0 +1,27 @@ |
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#!/bin/bash |
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# stop-virl-topology-benchmark.sh |
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# HS-Fulda - sebastian.rieger@informatik.hs-fulda.de |
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# |
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# changelog: |
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# V1.0 initial version |
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|
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# usage |
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if [ ! $# -eq 2 ] ; then |
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echo -e "usage: $0 <username> <password>, e.g.,\n" |
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echo "$0 guest password" |
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exit -1 |
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fi |
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|
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USERNAME=$1 |
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PASSWORD=$2 |
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|
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# get all running benchmark simulations |
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RUNNING_BENCHMARKS=$(virl_std_client --username $USERNAME --password $PASSWORD --quiet --json \ |
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simengine-list | egrep -o -e "VIRLBENCH(.*)@(.*)-[_a-zA-Z0-9]{6}") |
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|
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# stop each benchmark simulation |
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for BENCHMARK in $RUNNING_BENCHMARKS; do |
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echo "Stopping $BENCHMARK" |
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virl_std_client --username $USERNAME --password $PASSWORD --quiet \ |
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simengine-stop --session-id $BENCHMARK |
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done |
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@ -0,0 +1,17 @@ |
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#!/usr/bin/expect |
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|
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# connect to telnet port, press return and expect argv 2 (hostname) in |
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# prompt, press return again and expect to receive argv 2 again |
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|
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set timeout [lindex $argv 3] |
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spawn telnet [lindex $argv 0] [lindex $argv 1] |
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send "\r" |
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expect { |
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[lindex $argv 2] |
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} |
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send "\r" |
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expect { |
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[lindex $argv 2] |
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{ exit 0 } |
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} |
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exit 5 |
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