# Author: Alina Quereilhac <alina.quereilhac@inria.fr>
# Julien Tribino <julien.tribino@inria.fr>
+import os, time
from nepi.execution.resource import ResourceManager, clsinit_copy, \
ResourceState, reschedule_delay
from nepi.execution.attribute import Attribute, Flags
from nepi.resources.omf.node import OMFNode
from nepi.resources.omf.omf_resource import ResourceGateway, OMFResource
from nepi.resources.omf.channel import OMFChannel
-from nepi.resources.omf.omf_api import OMFAPIFactory
+from nepi.resources.omf.omf_api_factory import OMFAPIFactory
@clsinit_copy
class OMFWifiInterface(OMFResource):
"""
alias = Attribute("alias","Alias of the interface", default = "w0")
+ type = Attribute("type","Choose between : a, b, g, n")
+ name = Attribute("name","Alias of the interface", default = "wlan0")
mode = Attribute("mode","Mode of the interface")
- type = Attribute("type","Type of the interface")
+ hw_mode = Attribute("hw_mode","Choose between : a, b, g, n")
essid = Attribute("essid","Essid of the interface")
ip = Attribute("ip","IP of the interface")
cls._register_attribute(alias)
- cls._register_attribute(mode)
cls._register_attribute(type)
+ cls._register_attribute(name)
+ cls._register_attribute(mode)
+ cls._register_attribute(hw_mode)
cls._register_attribute(essid)
cls._register_attribute(ip)
self._conf = False
- self._omf_api = None
self._alias = self.get('alias')
+ self.create_id = None
+ self.release_id = None
+ self._topic_iface = None
+ self._omf_api = None
+ self._type = ""
+
+
def valid_connection(self, guid):
""" Check if the connection with the guid in parameter is possible.
Only meaningful connections are allowed.
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
@property
attrname = "net/%s/%s" % (self._alias, "ip")
self._omf_api.configure(self.node.get('hostname'), attrname,
attrval)
-
return True
+
+ def configure_on_omf5(self):
+ # Just for information
+# self.debug(" " + self.get_rtype() + " ( Guid : " + str(self._guid) +") : " + \
+# self.get('mode') + " : " + self.get('type') + " : " + \
+# self.get('essid') + " : " + self.get('ip'))
+ if self.state < ResourceState.PROVISIONED:
+ if self._conf == False:
+ self._conf = self.configure_iface()
+ if self._conf == True:
+ self.configure_ip()
+
+
+
def do_deploy(self):
""" Deploy the RM. It means : Get the xmpp client and send messages
using OMF 5.4 protocol to configure the interface.
It becomes DEPLOYED after sending messages to configure the interface
"""
- self.set('xmppSlice',self.node.get('xmppSlice'))
- self.set('xmppHost',self.node.get('xmppHost'))
+ if not self.node or self.node.state < ResourceState.READY:
+ self.debug("---- RESCHEDULING DEPLOY ---- node state %s "
+ % self.node.state )
+ self.ec.schedule(reschedule_delay, self.deploy)
+ return
+
+ if not self.channel or self.channel.state < ResourceState.READY:
+ self.debug("---- RESCHEDULING DEPLOY ---- channel state %s "
+ % self.channel.state )
+ self.ec.schedule(reschedule_delay, self.deploy)
+ return
+
+ self.set('xmppUser',self.node.get('xmppUser'))
+ self.set('xmppServer',self.node.get('xmppServer'))
self.set('xmppPort',self.node.get('xmppPort'))
self.set('xmppPassword',self.node.get('xmppPassword'))
+ self.set('version',self.node.get('version'))
- if not (self.get('xmppSlice') and self.get('xmppHost')
- and self.get('xmppPort') and self.get('xmppPassword')):
- msg = "Credentials are not initialzed. XMPP Connections impossible"
+ if not self.get('xmppServer'):
+ msg = "XmppServer is not initialzed. XMPP Connections impossible"
self.error(msg)
raise RuntimeError, msg
+ if not (self.get('xmppUser') or self.get('xmppPort')
+ or self.get('xmppPassword')):
+ msg = "Credentials are not all initialzed. Default values will be used"
+ self.warn(msg)
+
if not self._omf_api :
- self._omf_api = OMFAPIFactory.get_api(self.get('xmppSlice'),
- self.get('xmppHost'), self.get('xmppPort'),
- self.get('xmppPassword'), exp_id = self.exp_id)
+ self._omf_api = OMFAPIFactory.get_api(self.get('version'),
+ self.get('xmppServer'), self.get('xmppUser'), self.get('xmppPort'),
+ self.get('xmppPassword'), exp_id = self.exp_id)
- if not (self.get('mode') and self.get('type') and self.get('essid') \
- and self.get('ip')):
+ if not (self.get('name') and self.get('mode') and self.get('essid') \
+ and self.get('hw_mode') and self.get('ip')):
msg = "Interface's variable are not initialized"
self.error(msg)
raise RuntimeError, msg
- if not self.node.get('hostname') :
- msg = "The channel is connected with an undefined node"
- self.error(msg)
- raise RuntimeError, msg
+ self.set('type',self.get('hw_mode'))
- # Just for information
- self.debug(" " + self.get_rtype() + " ( Guid : " + str(self._guid) +") : " + \
- self.get('mode') + " : " + self.get('type') + " : " + \
- self.get('essid') + " : " + self.get('ip'))
-
- # Check if the node is already deployed
- if self.state < ResourceState.PROVISIONED:
- if self._conf == False:
- self._conf = self.configure_iface()
- if self._conf == True:
- self.configure_ip()
+ if self.get('version') == "5":
+ self.configure_on_omf5()
+ else :
+ self.configure_on_omf6()
super(OMFWifiInterface, self).do_deploy()
+ def configure_on_omf6(self):
+ if not self.create_id :
+ props = {}
+ props['wlan:if_name'] = self.get('name')
+ props['wlan:mode'] = {
+ "mode": self.get('mode'),
+ "hw_mode" : self.get('hw_mode'),
+ "channel" : self.channel.get('channel'),
+ "essid" : self.get('essid'),
+ "ip_addr" : self.get('ip'),
+ "frequency" : self.channel.frequency,
+ "phy" : "%0%"
+ }
+ props['wlan:hrn'] = self.get('name')
+ props['wlan:type'] = "wlan"
+
+ self.create_id = os.urandom(16).encode('hex')
+ self._omf_api.frcp_create( self.create_id, self.node.get('hostname'), "wlan", props = props)
+
+ self.check_deploy(self.create_id)
+ self._omf_api.enroll_topic(self._topic_iface)
+
+ def check_deploy(self, cid):
+ delay = 1.0
+ for i in xrange(10):
+ uid = self._omf_api.check_mailbox("create", cid)
+ if uid:
+ self._topic_iface = uid
+ break
+ else:
+ time.sleep(delay)
+ delay = delay * 1.5
+ else:
+ msg = "Couldn't retrieve the confirmation of the creation"
+ self.error(msg)
+ raise RuntimeError, msg
+
+ def check_release(self, cid):
+ res = self._omf_api.check_mailbox("release", cid)
+ if res :
+ return res
+ return False
+
def do_release(self):
""" Clean the RM at the end of the experiment and release the API
"""
+ if self.get('version') == "6":
+ if not self.release_id:
+ self.release_id = os.urandom(16).encode('hex')
+ self._omf_api.frcp_release( self.release_id, self.node.get('hostname'),self._topic_iface, res_id=self._topic_iface)
+
+ cid = self.check_release(self.release_id)
+ if not cid:
+ self.ec.schedule(reschedule_delay, self.release)
+ return
+
if self._omf_api:
- OMFAPIFactory.release_api(self.get('xmppSlice'),
- self.get('xmppHost'), self.get('xmppPort'),
- self.get('xmppPassword'), exp_id = self.exp_id)
+ OMFAPIFactory.release_api(self.get('version'),
+ self.get('xmppServer'), self.get('xmppUser'), self.get('xmppPort'),
+ self.get('xmppPassword'), exp_id = self.exp_id)
super(OMFWifiInterface, self).do_release()
git://git.onelab.eu / nepi.git / blobdiff