help="Overlay network address of the form x.x.x.x/yy. "
"Must correspond to the vsys_vnet tag on the PlanetLab slice")
parser.add_option("-C", "--controller", dest="controller",
- help="IP address for the OpenFlow controller, if one has been deployed",
- default="1.1.1.1")
+ help="IP address for the OpenFlow controller, if one has been deployed")
parser.add_option("-s", "--slicename", dest="slicename",
help="Name of PlanetLab slice",
default=pl_slice)
# Alina Quereilhac <alina.quereilhac@inria.fr>
#
# Topology :
-#
+#
+# x.x.x.1 x.x.x.2
# Switch1 -------- Switch2
# / \
# / \
# / \
# Host1 Host2
-#
+# x.x.x.3 x.x.x.4
#
# Execution example:
#
tunnel2 = add_tunnel(ec, port2, tap2)
tunnel3 = add_tunnel(ec, port3, port4)
-### Add Pings
-# Ping switch 1 to switch2
-app1 = add_app(ec, "ping -c5 %s" % ip2, s1_node)
-# Ping switch 1 to host1
-app2 = add_app(ec, "ping -c5 %s" % ip3, s1_node)
-# Ping switch 1 to host2
-app3 = add_app(ec, "ping -c5 %s" % ip4, s1_node)
-
-# Ping switch 2 to switch1
-app4 = add_app(ec, "ping -c5 %s" % ip1, s2_node)
-# Ping switch 2 to host1
-app5 = add_app(ec, "ping -c5 %s" % ip3, s2_node)
-# Ping switch 2 to host2
-app6 = add_app(ec, "ping -c5 %s" % ip4, s2_node)
-
-# Ping host 1 to switch 1
-app7 = add_app(ec, "ping -c5 %s" % ip1, h1_node)
-# Ping host 1 to switch 2
-app8 = add_app(ec, "ping -c5 %s" % ip2, h1_node)
-# Ping host 1 to host 2
-app9 = add_app(ec, "ping -c5 %s" % ip4, h1_node)
-
-# Ping host 2 to switch 1
-app10 = add_app(ec, "ping -c5 %s" % ip1, h2_node)
-# Ping host 2 to switch 2
-app11 = add_app(ec, "ping -c5 %s" % ip2, h2_node)
-# Ping host 2 to host1
-app12 = add_app(ec, "ping -c5 %s" % ip3, h2_node)
+### Add Ping
+app = add_app(ec, "ping -c5 %s" % ip4, h1_node)
ec.deploy()
-ec.wait_finished([app1, app2, app3, app4, app5, app6,
- app7, app8, app9, app10, app11, app12])
+ec.wait_finished([app])
# Retreive ping results and save them in a file
-ping1 = ec.trace(app1, "stdout")
-ping2 = ec.trace(app2, "stdout")
-ping3 = ec.trace(app3, "stdout")
-ping4 = ec.trace(app4, "stdout")
-ping5 = ec.trace(app5, "stdout")
-ping6 = ec.trace(app6, "stdout")
-ping7 = ec.trace(app7, "stdout")
-ping8 = ec.trace(app8, "stdout")
-ping9 = ec.trace(app9, "stdout")
-ping10 = ec.trace(app10, "stdout")
-ping11 = ec.trace(app11, "stdout")
-ping12 = ec.trace(app12, "stdout")
-
-if not ping12:
- ec.shutdown()
- sys.exit("No ping found")
-
-f = open("ovs_ping_2_switches.txt", 'w')
-f.write("************ Ping From Switch 1 : %s ********************\n\n\n" % ip1)
-f.write(ping1)
-f.write("----------------------------------------\n\n")
-f.write(ping2)
-f.write("----------------------------------------\n\n")
-f.write(ping3)
-
-f.write("************ Ping From Switch 2 : %s ********************\n\n\n" % ip2)
-f.write(ping4)
-f.write("----------------------------------------\n\n")
-f.write(ping5)
-f.write("----------------------------------------\n\n")
-f.write(ping6)
-
-f.write("************ Ping From Host 1 : %s ********************\n\n\n" % ip3)
-f.write(ping7)
-f.write("----------------------------------------\n\n")
-f.write(ping8)
-f.write("----------------------------------------\n\n")
-f.write(ping9)
-
-f.write("************ Ping From Host 2 : %s ********************\n\n\n" % ip4)
-f.write(ping10)
-f.write("----------------------------------------\n\n")
-f.write(ping11)
-f.write("----------------------------------------\n\n")
-f.write(ping12)
-
-f.close()
+stdout = ec.trace(app, "stdout")
# Delete the overlay network
ec.shutdown()
+print stdout
# replace application specific paths in the command
command = self.replace_paths(command)
-
# replace application specific paths in the environment
env = self.get("env")
env = env and self.replace_paths(env)
# Wait until node is associated and deployed
node = self.node
if not node or node.state < ResourceState.READY:
- self.debug("---- RESCHEDULING DEPLOY ---- node state %s " % self.node.state )
+ self.debug("---- RESCHEDULING DEPLOY ---- node state %s " % self.node.state)
self.ec.schedule(self.reschedule_delay, self.deploy)
else:
command = self.get("command") or ""
if self.get("username") != 'root':
cmd = ("sudo -S killall tcpdump || /bin/true ; " +
+ "sudo -S kill -9 $(ps aux | grep '[.]nepi' | awk '{print $2}') || /bin/true ; " +
"sudo -S killall -u %s || /bin/true ; " % self.get("username"))
else:
if self.state >= ResourceState.READY:
kill_pids = ' '.join(dict(kill_pids).keys())
cmd = ("killall tcpdump || /bin/true ; " +
- "kill $(ps aux | grep '[n]epi' | awk '{print $2}') || /bin/true ; " +
+ "kill $(ps aux | grep '[.]nepi' | awk '{print $2}') || /bin/true ; " +
"kill %s || /bin/true ; " % kill_pids)
else:
cmd = ("killall tcpdump || /bin/true ; " +
- "kill $(ps aux | grep '[n]epi' | awk '{print $2}') || /bin/true ; ")
+ "kill $(ps aux | grep '[.]nepi' | awk '{print $2}') || /bin/true ; ")
else:
cmd = ("killall tcpdump || /bin/true ; " +
- "kill $(ps aux | grep '[n]epi' | awk '{print $2}') || /bin/true ; ")
+ "kill $(ps aux | grep '[.]nepi' | awk '{print $2}') || /bin/true ; ")
(out, err), proc = self.execute(cmd, retry = 1, with_lock = True)
def do_deploy(self):
if self.tap.state < ResourceState.READY or \
self.fdnetdevice.state < ResourceState.READY:
+ self.debug("---- RESCHEDULING DEPLOY ---- ")
self.ec.schedule(self.reschedule_delay, self.deploy)
else:
self.do_discover()
return command
- def establish_udp_connection(self, remote_endpoint, port):
+ def establish_udp_connection(self, remote_endpoint,
+ connection_app_home,
+ connection_run_home,
+ port):
# upload remote port number to file
rem_port = "%s\n" % port
self.node.upload(rem_port,
return port
def establish_connection(self, endpoint, remote_endpoint, port):
- endpoint.establish_udp_connection(remote_endpoint, port)
+ connection_app_home = self.app_home(endpoint)
+ connection_run_home = self.run_home(endpoint)
+
+ endpoint.establish_udp_connection(remote_endpoint,
+ connection_app_home,
+ connection_run_home,
+ port)
def verify_connection(self, endpoint, remote_endpoint):
endpoint.verify_connection()
import os
@clsinit_copy
-class OVSSwitch(LinuxApplication):
+class PlanetlabOVSSwitch(LinuxApplication):
"""
.. class:: Class Args :
""" Register the attributes of OVSSwitch RM
"""
- bridge_name = Attribute("bridge_name", "Name of the switch/bridge",
+ bridge_name = Attribute("bridge_name",
+ "Name of the switch/bridge",
flags = Flags.Design)
- virtual_ip_pref = Attribute("virtual_ip_pref", "Virtual IP/PREFIX of the switch",
+ virtual_ip_pref = Attribute("virtual_ip_pref",
+ "Virtual IP/PREFIX of the switch",
flags = Flags.Design)
- controller_ip = Attribute("controller_ip", "IP of the controller",
+ controller_ip = Attribute("controller_ip",
+ "IP of the controller",
flags = Flags.Design)
- controller_port = Attribute("controller_port", "Port of the controller",
+ controller_port = Attribute("controller_port",
+ "Port of the controller",
flags = Flags.Design)
cls._register_attribute(bridge_name)
:type guid: int
"""
- super(OVSSwitch, self).__init__(ec, guid)
+ super(PlanetlabOVSSwitch, self).__init__(ec, guid)
self._home = "ovsswitch-%s" % self.guid
- self._checks = "ovsChecks-%s" % self.guid
+ self._node = None
@property
def node(self):
""" Node wthat run the switch
"""
- node = self.get_connected(PlanetlabNode.get_rtype())
- if node: return node[0]
- return None
+ if not self._node:
+ nodes = self.get_connected(PlanetlabNode.get_rtype())
+ if not nodes or len(nodes) != 1:
+ msg = "PlanetlabOVSSwitch must be connected to exactly one PlanetlabNode"
+ #self.error(msg)
+ raise RuntimeError, msg
- def log_message(self, msg):
- return " guid %d - OVSSwitch - %s " % (self.guid, msg)
+ self._node = nodes[0]
- @property
- def ovs_home(self):
- return os.path.join(self.node.exp_home, self._home)
-
- @property
- def ovs_checks(self):
- return os.path.join(self.ovs_home, self._checks)
+ return self._node
def valid_connection(self, guid):
""" Check if the connection with the guid in parameter is possible. Only meaningful connections are allowed.
"""
rm = self.ec.get_resource(guid)
- if rm.get_rtype() in self._authorized_connections:
- msg = "Connection between %s %s and %s %s accepted" % \
- (self.get_rtype(), self._guid, rm.get_rtype(), guid)
- self.debug(msg)
- return True
- msg = "Connection between %s %s and %s %s refused" % \
- (self.get_rtype(), self._guid, rm.get_rtype(), guid)
- self.debug(msg)
- return False
+ if rm.get_rtype() not in self._authorized_connections:
+ return False
+ return True
def do_provision(self):
- """ Create the different OVS folder.
- """
+ self.node.mkdir(self.run_home)
- # create home dir for ovs
- self.node.mkdir(self.ovs_home)
- # create dir for ovs checks
- self.node.mkdir(self.ovs_checks)
+ self.check_sliver_ovs()
+ self.servers_on()
+ self.create_bridge()
+ self.assign_controller()
+ self.ovs_status()
- super(OVSSwitch, self).do_provision()
+ self.set_provisioned()
def do_deploy(self):
""" Deploy the OVS Switch : Turn on the server, create the bridges
"""
if not self.node or self.node.state < ResourceState.READY:
+ self.debug("---- RESCHEDULING DEPLOY ---- node state %s " % self.node.state)
self.ec.schedule(self.reschedule_delay, self.deploy)
- return
-
- self.do_discover()
- self.do_provision()
-
- self.check_sliver_ovs()
- self.servers_on()
- self.create_bridge()
- self.assign_controller()
- self.ovs_status()
-
- super(OVSSwitch, self).do_deploy()
+ else:
+ self.do_discover()
+ self.do_provision()
+
+ self.set_ready()
def check_sliver_ovs(self):
""" Check if sliver-ovs exists. If it does not exist, the execution is stopped
"""
-
- cmd = "compgen -c | grep sliver-ovs"
- out = err = ""
-
- (out,err), proc = self.node.run_and_wait(cmd, self.ovs_checks,
- shfile = "check_cmd.sh",
- pidfile = "check_cmd_pidfile",
- ecodefile = "check_cmd_exitcode",
- sudo = True,
- stdout = "check_cmd_stdout",
- stderr = "check_cmd_stderr")
-
- (out, err), proc = self.node.check_output(self.ovs_checks, 'check_cmd_exitcode')
-
- if out != "0\n":
+ command = "compgen -c | grep sliver-ovs"
+ shfile = os.path.join(self.app_home, "check_ovs_cmd.sh")
+ try:
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo = True,
+ pidfile="check_ovs_cmd_pidfile",
+ ecodefile="check_ovs_cmd_exitcode",
+ stdout="check_ovs_cmd_stdout",
+ stderr="check_ovs_cmd_stderr")
+ except RuntimeError:
msg = "Command sliver-ovs does not exist on the VM"
self.debug(msg)
raise RuntimeError, msg
- msg = "Command sliver-ovs exists"
- self.debug(msg)
-
def servers_on(self):
""" Start the openvswitch servers and check it
"""
-
- # Start the server
+ # Make sure the server is not running
+ command = "sliver-ovs del-bridge %s; sliver-ovs stop" % self.get('bridge_name')
+ shfile = os.path.join(self.app_home, "clean.sh")
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo=True,
+ raise_on_error=False,
+ pidfile="clean_pidfile",
+ ecodefile="clean_exitcode",
+ stdout="clean_stdout",
+ stderr="clean_stderr")
+
+ # start the server
command = "sliver-ovs start"
- out = err = ""
- (out, err), proc = self.node.run_and_wait(command, self.ovs_checks,
- shfile = "start_srv.sh",
- pidfile = "start_srv_pidfile",
- ecodefile = "start_srv_exitcode",
- sudo = True,
- raise_on_error = True,
- stdout = "start_srv_stdout",
- stderr = "start_srv_stderr")
- (out, err), proc = self.node.check_output(self.ovs_checks, 'start_srv_exitcode')
-
- if out != "0\n":
- self.error("Servers have not started")
- raise RuntimeError, msg
-
- # Check if the servers are running or not
- cmd = "ps -A | grep ovsdb-server"
- out = err = ""
- (out, err), proc = self.node.run_and_wait(cmd, self.ovs_checks,
- shfile = "status_srv.sh",
- pidfile = "status_srv_pidfile",
- ecodefile = "status_srv_exitcode",
- sudo = True,
- stdout = "status_srv_stdout",
- stderr = "status_srv_stderr")
- (out, err), proc = self.node.check_output(self.ovs_checks, 'status_srv_exitcode')
-
- if out != "0\n":
- msg = "Servers are not running"
- self.error(msg)
+ shfile = os.path.join(self.app_home, "start.sh")
+ try:
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo=True,
+ pidfile="start_pidfile",
+ ecodefile="start_exitcode",
+ stdout="start_stdout",
+ stderr="start_stderr")
+ except RuntimeError:
+ msg = "Failed to start ovs-server on VM"
+ self.debug(msg)
+ raise RuntimeError, msg
+
+ command = "ps -A | grep ovsdb-server"
+ shfile = os.path.join(self.app_home, "ovsdb_status.sh")
+ try:
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo=True,
+ pidfile="ovsdb_status_pidfile",
+ ecodefile="ovsdb_status_exitcode",
+ stdout="ovsdb_status_stdout",
+ stderr="ovsdb_status_stderr")
+ except RuntimeError:
+ msg = "ovsdb-server not running on VM"
+ self.debug(msg)
raise RuntimeError, msg
- self.info("Server OVS Started Correctly")
+ self.info("Server OVS Started...")
def create_bridge(self):
""" Create the bridge/switch and check error during SSH connection
"""
# TODO: Check if previous bridge exist and delete them. Use ovs-vsctl list-br
# TODO: Add check for virtual_ip belonging to vsys_tag
-
-
if not (self.get("bridge_name") and self.get("virtual_ip_pref")):
msg = "No assignment in one or both attributes"
self.error(msg)
raise AttributeError, msg
- cmd = "sliver-ovs create-bridge '%s' '%s'" %\
- (self.get("bridge_name"), self.get("virtual_ip_pref"))
- out = err = ""
- (out, err), proc = self.node.run_and_wait(cmd, self.ovs_checks,
- shfile = "create_br.sh",
- pidfile = "create_br_pidfile",
- ecodefile = "create_br_exitcode",
- sudo = True,
- stdout = "create_br_stdout",
- stderr = "create_br_stderr")
- (out, err), proc = self.node.check_output(self.ovs_checks, 'create_br_exitcode')
-
- if out != "0\n":
+ command = "sliver-ovs create-bridge '%s' '%s'" % (
+ self.get("bridge_name"),
+ self.get("virtual_ip_pref"))
+
+ shfile = os.path.join(self.app_home, "bridge_create.sh")
+ try:
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo=True,
+ pidfile="bridge_create_pidfile",
+ ecodefile="bridge_create_exitcode",
+ stdout="bridge_create_stdout",
+ stderr="bridge_create_stderr")
+ except RuntimeError:
msg = "No such pltap netdev\novs-appctl: ovs-vswitchd: server returned an error"
- self.error(msg)
+ self.debug(msg)
raise RuntimeError, msg
self.info(" Bridge %s Created and Assigned to %s" %\
(self.get("bridge_name"), self.get("virtual_ip_pref")) )
-
def assign_controller(self):
""" Set the controller IP
"""
+ if not (self.get("controller_ip") and self.get("controller_port")):
+ return
+
+ """
if not (self.get("controller_ip") and self.get("controller_port")):
msg = "No assignment in one or both attributes"
self.error(msg)
raise AttributeError, msg
-
- cmd = "ovs-vsctl set-controller %s tcp:%s:%s" %\
- (self.get("bridge_name"), self.get("controller_ip"), self.get("controller_port"))
- out = err = ""
- (out, err), proc = self.node.run(cmd, self.ovs_checks,
- sudo = True,
- stdout = "stdout",
- stderr = "stderr")
-
- if err != "":
+ """
+ command = "ovs-vsctl set-controller %s tcp:%s:%s" % \
+ (self.get("bridge_name"),
+ self.get("controller_ip"),
+ self.get("controller_port"))
+
+ shfile = os.path.join(self.app_home, "set_controller.sh")
+ try:
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo=True,
+ pidfile="set_controller_pidfile",
+ ecodefile="set_controller_exitcode",
+ stdout="set_controller_stdout",
+ stderr="set_controller_stderr")
+ except RuntimeError:
msg = "SSH connection in the method assign_controller"
- self.error(msg)
+ self.debug(msg)
raise RuntimeError, msg
self.info("Controller assigned to the bridge %s" % self.get("bridge_name"))
def ovs_status(self):
""" Print the status of the bridge
"""
-
- cmd = "sliver-ovs show | tail -n +2"
- out = err = ""
- (out, err), proc = self.node.run_and_wait(cmd, self.ovs_home,
- sudo = True,
- stdout = "show_stdout",
- stderr = "show_stderr")
- (out, err), proc = self.node.check_output(self.ovs_home, 'show_stdout')
-
- if out == "":
+ command = "sliver-ovs show | tail -n +2"
+ shfile = os.path.join(self.app_home, "ovs_status.sh")
+ try:
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo=True,
+ pidfile="ovs_status_pidfile",
+ ecodefile="ovs_status_exitcode",
+ stdout="ovs_status_stdout",
+ stderr="ovs_status_stderr")
+ except RuntimeError:
msg = "Error when checking the status of the OpenVswitch"
- self.error(msg)
+ self.debug(msg)
raise RuntimeError, msg
-
- self.debug(out)
def do_release(self):
""" Delete the bridge and close the server.
"""
- from nepi.resources.planetlab.openvswitch.ovsport import OVSPort
- rms = self.get_connected(OVSPort.get_rtype())
+ from nepi.resources.planetlab.openvswitch.ovsport import PlanetlabOVSPort
+ rms = self.get_connected(PlanetlabOVSPort.get_rtype())
- for rm in rms :
+ for rm in rms:
if rm.state < ResourceState.RELEASED:
self.ec.schedule(self.reschedule_delay, self.release)
return
- cmd = "sliver-ovs del-bridge %s" % self.get('bridge_name')
- (out, err), proc = self.node.run(cmd, self.ovs_checks,
- sudo = True)
-
- cmd = "sliver-ovs stop"
- (out, err), proc = self.node.run(cmd, self.ovs_checks,
- sudo = True)
-
msg = "Deleting the bridge %s" % self.get('bridge_name')
self.info(msg)
- if proc.poll():
- self.error(msg, out, err)
- raise RuntimeError, msg
-
- super(OVSSwitch, self).do_release()
+ command = "sliver-ovs del-bridge %s; sliver-ovs stop" % self.get('bridge_name')
+ shfile = os.path.join(self.app_home, "stop.sh")
+
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo=True,
+ pidfile="stop_pidfile",
+ ecodefile="stop_exitcode",
+ stdout="stop_stdout",
+ stderr="stop_stderr")
+
+ super(PlanetlabOVSSwitch, self).do_release()
from nepi.execution.attribute import Attribute, Flags, Types
from nepi.execution.resource import ResourceManager, clsinit_copy, \
ResourceState
-from nepi.resources.planetlab.openvswitch.ovs import OVSSwitch
+from nepi.resources.planetlab.openvswitch.ovs import PlanetlabOVSSwitch
from nepi.resources.planetlab.node import PlanetlabNode
from nepi.resources.linux.application import LinuxApplication
import os
@clsinit_copy
-class OVSPort(LinuxApplication):
+class PlanetlabOVSPort(LinuxApplication):
"""
.. class:: Class Args :
:type guid: int
"""
- super(OVSPort, self).__init__(ec, guid)
-
-
+ super(PlanetlabOVSPort, self).__init__(ec, guid)
+ self._home = "ovsport-%s" % self.guid
self._port_number = None
- # in case of connection by tunnel
- self._remote_ip = None
-
- def log_message(self, msg):
- return " guid %d - OVSPort - %s " % (self.guid, msg)
@property
def node(self):
""" Node that run the switch and the ports
"""
- rm_list = self.get_connected(OVSSwitch.get_rtype())
- if rm_list:
- for elt in rm_list:
- node = elt.get_connected(PlanetlabNode.get_rtype())
- if node: return node[0]
- return node[0]
+ return self.ovsswitch.node
@property
def ovsswitch(self):
""" Switch where the port is created
"""
- ovsswitch = self.get_connected(OVSSwitch.get_rtype())
+ ovsswitch = self.get_connected(PlanetlabOVSSwitch.get_rtype())
if ovsswitch: return ovsswitch[0]
return None
- @property
- def remote_ip(self):
- return self._remote_ip
-
@property
def port_number(self):
return self._port_number
"""
rm = self.ec.get_resource(guid)
- if rm.get_rtype() in self._authorized_connections:
- msg = "Connection between %s %s and %s %s accepted" % (self.get_rtype(), self._guid, rm.get_rtype(), guid)
- self.debug(msg)
- return True
- msg = "Connection between %s %s and %s %s refused" % (self.get_rtype(), self._guid, rm.get_rtype(), guid)
- self.debug(msg)
+ if rm.get_rtype() not in self._authorized_connections:
+ return False
+
+ return True
def create_port(self):
""" Create the desired port
self.error(msg)
raise AttributeError, msg
- cmd = "sliver-ovs create-port %s %s" % (self.ovsswitch.get('bridge_name'),
- self.get('port_name'))
- self.node.run(cmd, self.ovsswitch.ovs_checks,
- stderr = "stdout-%s" % self.get('port_name'),
- stdout = "stderr-%s" % self.get('port_name'),
- sudo = True)
+ command = "sliver-ovs create-port %s %s" % (
+ self.ovsswitch.get('bridge_name'),
+ self.get('port_name'))
+
+ shfile = os.path.join(self.app_home, "create_port.sh")
+ try:
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo = True,
+ stderr="port_stdout",
+ stdout="port_stderr",
+ pidfile="port_pidfile",
+ ecodefile="port_exitcode")
+ except RuntimeError:
+ msg = "Could not create ovs-port"
+ self.debug(msg)
+ raise RuntimeError, msg
- self.info("Created the port %s on switch %s" % (self.get('port_name'),
- self.ovsswitch.get('bridge_name')))
+ self.info("Created port %s on switch %s" % (
+ self.get('port_name'),
+ self.ovsswitch.get('bridge_name')))
def initiate_udp_connection(self, remote_endpoint, connection_app_home,
connection_run_home, cipher, cipher_key, bwlimit, txqueuelen):
""" Get the local_endpoint of the port
"""
-
- self._remote_ip = remote_endpoint.node.get("ip")
-
- msg = "Discovering the number of the port %s" % self.get('port_name')
+ msg = "Discovering the port number for %s" % self.get('port_name')
self.info(msg)
command = "sliver-ovs get-local-endpoint %s" % self.get('port_name')
- out = err = ""
- (out, err), proc = self.node.run_and_wait(command,
- self.ovsswitch.ovs_checks,
- shfile = "port_number-%s.sh" % self.get('port_name'),
- pidfile = "port_number_pidfile-%s" % self.get('port_name'),
- ecodefile = "port_number_exitcode-%s" % self.get('port_name'),
- sudo = True,
- stdout = "stdout-%s" % self.get('port_name'),
- stderr = "stderr-%s" % self.get('port_name'))
+
+ shfile = os.path.join(connection_app_home, "get_port.sh")
+ (out, err), proc = self.node.run_and_wait(command, connection_run_home,
+ shfile=shfile,
+ sudo=True,
+ overwrite = True,
+ pidfile="get_port_pidfile",
+ ecodefile="get_port_exitcode",
+ stdout="get_port_stdout",
+ stderr="get_port_stderr")
if err != "":
msg = "Error retrieving the local endpoint of the port"
self.error(msg)
- raise AttributeError, msg
+ raise RuntimeError, msg
if out:
- self._port_number = int(out)
+ self._port_number = out.strip()
self.info("The number of the %s is %s" % (self.get('port_name'),
self.port_number))
+ # Must set a routing rule in the ovs client nodes so they know
+ # that the LAN can be found through the switch
if remote_endpoint.is_rm_instance("planetlab::Tap"):
self._vroute = self.ec.register_resource("planetlab::Vroute")
self.ec.set(self._vroute, "action", "add")
return self.port_number
-
- def establish_udp_connection(self,remote_endpoint, port):
- establish_connection_command = self._establish_connection_command(port)
-
- # upload command to connect.sh script
- shfile = os.path.join(self.app_home, "sw-connect.sh")
- self.node.upload_command(establish_connection_command,
- shfile = shfile,
- overwrite = False)
-
- # invoke connect script
- cmd = "bash %s" % shfile
- (out, err), proc = self.node.run(cmd, self.run_home,
- sudo = True,
- stdout = "sw_stdout",
- stderr = "sw_stderr")
-
- # check if execution errors occurred
- msg = "Failed to connect endpoints "
- if proc.poll():
- self.error(msg, out, err)
- raise RuntimeError, msg
-
- # Wait for pid file to be generated
- self._pid, self._ppid = self.node.wait_pid(self.run_home)
-
- # If the process is not running, check for error information
- # on the remote machine
- if not self._pid or not self._ppid:
- (out, err), proc = self.node.check_errors(self.run_home)
- # Out is what was written in the stderr file
- if err:
- msg = " Failed to start command '%s' " % command
- self.error(msg, out, err)
- raise RuntimeError, msg
+ def establish_udp_connection(self, remote_endpoint,
+ connection_app_home,
+ connection_run_home,
+ port):
+ remote_ip = remote_endpoint.node.get("ip")
+ command = self._establish_connection_command(port, remote_ip)
+
+ shfile = os.path.join(connection_app_home, "connect_port.sh")
+ (out, err), proc = self.node.run_and_wait(command, connection_run_home,
+ shfile=shfile,
+ sudo=True,
+ overwrite = True,
+ pidfile="connect_port_pidfile",
+ ecodefile="connect_port_exitcode",
+ stdout="connect_port_stdout",
+ stderr="connect_port_stderr")
# For debugging
msg = "Connection on port configured"
self.debug(msg)
-
- def _establish_connection_command(self, port):
+ def _establish_connection_command(self, port, remote_ip):
""" Script to create the connection from a switch to a
remote endpoint
"""
local_port_name = self.get('port_name')
command = ["sliver-ovs"]
- command.append("set-remote-endpoint ")
- command.append("%s " % local_port_name)
- command.append("%s " % self.remote_ip)
- command.append("%s " % port)
+ command.append("set-remote-endpoint")
+ command.append(local_port_name)
+ command.append(remote_ip)
+ command.append(port)
command = " ".join(command)
command = self.replace_paths(command)
return command
def check_status(self):
return self.node.status(self._pid, self._ppid)
- def do_deploy(self):
- """ Deploy the OVS port after the OVS Switch
- """
-
- if not self.ovsswitch or self.ovsswitch.state < ResourceState.READY:
- self.debug("---- RESCHEDULING DEPLOY ---- OVSwitch state %s " % self.ovsswitch.state )
- self.ec.schedule(self.reschedule_delay, self.deploy)
- return
-
- self.do_discover()
- self.do_provision()
+ def do_provision(self):
+ self.node.mkdir(self.run_home)
self.create_port()
end_ip = self.ovsswitch.get('virtual_ip_pref').split('/')
#Check the status of the OVS Switch
self.ovsswitch.ovs_status()
+
+ self.set_provisioned()
+
+ def do_deploy(self):
+ """ Deploy the OVS port after the OVS Switch
+ """
+ if not self.ovsswitch or self.ovsswitch.state < ResourceState.READY:
+ self.debug("---- RESCHEDULING DEPLOY ---- OVSwitch state %s " % self.ovsswitch.state )
+ self.ec.schedule(self.reschedule_delay, self.deploy)
+ else:
+ self.do_discover()
+ self.do_provision()
- super(OVSPort, self).do_deploy()
+ self.set_ready()
def do_release(self):
""" Delete the port on the OVSwitch. It needs to wait for the tunnel
self.ec.schedule(self.reschedule_delay, self.release)
return
- cmd = "sliver-ovs del_port %s" % self.get('port_name')
- (out, err), proc = self.node.run(cmd, self.ovsswitch.ovs_checks,
- sudo = True)
-
msg = "Deleting the port %s" % self.get('port_name')
self.info(msg)
- if proc.poll():
- self.error(msg, out, err)
- raise RuntimeError, msg
+ command = "sliver-ovs del_port %s" % self.get('port_name')
+
+ shfile = os.path.join(self.app_home, "stop.sh")
+ self.node.run_and_wait(command, self.run_home,
+ shfile=shfile,
+ sudo=True,
+ pidfile="stop_pidfile",
+ ecodefile="stop_exitcode",
+ stdout="stop_stdout",
+ stderr="stop_stderr")
- super(OVSPort, self).do_release()
+ super(PlanetlabOVSPort, self).do_release()
return command
- def establish_udp_connection(self, remote_endpoint, port):
+ def establish_udp_connection(self, remote_endpoint,
+ connection_app_home,
+ connection_run_home,
+ port):
# upload remote port number to file
rem_port = "%s\n" % port
self.node.upload(rem_port,