server/samples/parallel_kvm.srv

import os.path

print "XXXX start of control file"

print "XXXX creating RemoteHost object"
remote_host= hosts.create_host("192.168.1.1")


print "XXXX installing KVM"
kvm_on_remote_host= kvm.KVM(remote_host)

kvm_on_remote_host.get("/var/local/kvm-33.tar.gz")
addresses= [{"mac": "02:00:00:00:00:%02x" % (num,), "ip" : "10.0.0.%d" % (num,)} for num in range(1, 16)]
kvm_on_remote_host.install(addresses)


print "XXXX starting guests"
qemu_options= "-m 256 -hda /var/local/vdisk.img -snapshot"

# > 1
num_guests= 5
g= []
for i in range(num_guests):
    g.append(hosts.KVMGuest(kvm_on_remote_host, qemu_options))
for i in range(num_guests):
    g[i].wait_up()


print "XXXX running transfers"
tmp_dir= g[0].get_tmp_dir()
big_file= os.path.join(tmp_dir, "big_file")
g[0].run('dd if=/dev/urandom of="%s" bs=1024 count=102400' % (big_file,))
print g[0].run('sha1sum "%s"' % (big_file,)).stdout.strip()

args= range(1, num_guests)

def f(i):
    print "This is %s" % i
    tmp_dir= g[i].get_tmp_dir()
    g[i].run('scp "%s":"%s" "%s"' % (g[0].hostname, big_file, tmp_dir,))
    print g[i].run('sha1sum "%s"' % (os.path.join(tmp_dir, "big_file"),)).stdout.strip()

job.parallel_simple(f, args)


print "XXXX end of control file"