def open_log(logfile):
dir = os.path.dirname(logfile)
cmd = 'mkdir -p ' + dir
shell.call_prog_as_is(cmd)
log = open(logfile, 'a')
date = time.strftime("%H:%M:%S")
dash = ""
for i in range(0, 79):
dash += "-"
write_log(log, dash)
write_log(log, "Logfile " + logfile + " opened at " + date)
write_log(log, dash)
return log
def is_alive(host):
cmd = "ping -c 1 " + host
outstr = shell.call_prog_as_is(cmd)
if (outstr.find("64 bytes from") == -1):
return False
else:
return True
def main(argc, argv):
ovs_path, hostname, os_release, logfile, br, vlan_id = ovs_helper.set_defaults(
home, progname)
try:
opts, args = getopt.getopt(argv, "Chs:i:t:T:l:r:n:")
except getopt.GetoptError as err:
print progname + ": invalid argument, " + str(err)
usage()
vm_ip_local = ""
port_type = ""
mgmt_iface = ""
tnl_type = ""
rtep_ip = ""
n_tunnels = 0
for opt, arg in opts:
if opt == "-s":
ovs_sb = arg
OVS_DIR = home + "/Linux/src/sandbox/" + ovs_sb + "/VCA"
ovs_path = OVS_DIR + "/utilities"
elif opt == "-C":
cmd = "ovs-vsctl show | grep Port | grep -v alubr0 | grep -v svc | awk '{print $2}' | sed 's/\"//g'"
port_list = shell.call_prog_as_is(cmd)
for port in port_list.splitlines():
cmd = "ovs-vsctl del-port " + port
print "Running " + cmd
shell.call_prog_as_is(cmd)
sys.exit(1)
elif opt == "-i":
mgmt_iface = arg
elif opt == "-t":
port_type = arg
elif opt == "-l":
vm_ip_local = arg
elif opt == "-T":
Topt_tok = arg.split(":")
tnl_type = Topt_tok[0]
rtep_ip = Topt_tok[1]
tnl_key = ovs_helper.set_tnl_key(tnl_type)
elif opt == "-r":
vm_ip_remote = arg
elif opt == "-n":
n_tunnels = int(arg)
elif opt == "-h":
usage()
logfd = logger.open_log(logfile)
bridge = ovs_bridge.Bridge(ovs_path, br, logfd)
mgmt_ip = net.get_iface_ip(mgmt_iface)
vm_iface = ovs_helper.set_vm_iface(mgmt_iface, port_type)
if (len(vm_ip_local) == 0):
print(progname + ": Need value of local VM IP address")
usage()
if (len(rtep_ip) == 0):
print(progname + ": Need value of RTEP IP address")
usage()
if (len(port_type) == 0):
print(progname + ": Need value of port type")
usage()
if (len(tnl_type) == 0):
print(progname + ": Need value of tunnel type")
usage()
if (len(tnl_key) == 0):
print(progname + ": Tunnel key not set, specify tunnel type")
usage()
if (len(mgmt_iface) == 0):
print(progname + ": Need value of management interface")
usage()
if (port_type != "internal" and port_type != "vlan"):
print(progname + ": Need a supported type of port")
exit(1)
ovs_helper.print_defaults(ovs_path, os_release, hostname, logfile)
time.sleep(2)
for x in range(0, n_tunnels):
key = tnl_key + str(x)
print "ITERATION: " + str(x) + ", key: " + key
rtep = ovs_vport_tnl.Tunnel(ovs_path, br, tnl_type, key, rtep_ip,
"rtep", logfd, True)
rtep_port = rtep.get_tnl_name()
ltep = ovs_vport_tnl.Tunnel(ovs_path, br, tnl_type, key, mgmt_ip,
"ltep", logfd, True)
ltep_port = ltep.get_tnl_name()
print "Created rtep_port " + rtep_port + " ltep_port " + ltep_port + " with tnl_key " + key
if (x % 2) == 0:
print "Deleting rtep_port " + rtep_port
rtep.destroy()
print "Deleting ltep_port " + ltep_port
ltep.destroy()
if (process.proc_exists("ovs-vswitchd") == False
or process.n_procs_by_name("ovs-vswitchd") < 2):
print "ovs-vswitchd not found, exitting"
sys.exit(1)
print
time.sleep(2)
def __show_dhcp_evpn_ovsdb_table(self, table):
print "Content of table: " + table
cmd = '/usr/bin/ovsdb-client transact \'["Open_vSwitch", {"op" : "select", "table" : "' + table + '", "where" : [] } ]\''
output = shell.call_prog_as_is(cmd)
parsed = json.loads(output)
print json.dumps(parsed, indent=4, sort_keys=True)
def getent(host):
outstr = shell.call_prog_as_is('getent hosts ' + host).replace("\n", "")
return outstr.split(" ")[0]