initial XML changes for EMANE 0.9.2

for version detection, use 'emane --version' output instead of other tricks
(Boeing r1880)

daemon/core/emane/commeffect.py

@@ -103,7 +103,7 @@ class EmaneCommEffectModel(EmaneModel):
         ''' Generate CommEffect events when a Link Message is received having
         link parameters.
         '''
-        if self.session.emane.version == self.session.emane.EMANE091:
+        if self.session.emane.version >= self.session.emane.EMANE091:
             raise NotImplementedError, \
                   "CommEffect linkconfig() not implemented for EMANE 0.9.1+"
         def z(x):

daemon/core/emane/emane.py

@@ -15,7 +15,7 @@ from xml.dom.minidom import parseString, Document
 from core.constants import *
 from core.api import coreapi
 from core.misc.ipaddr import MacAddr
-from core.misc.utils import maketuplefromstr
+from core.misc.utils import maketuplefromstr, cmdresult
 from core.misc.xmlutils import addtextelementsfromtuples, addparamlisttoparent
 from core.conf import ConfigurableManager, Configurable
 from core.mobility import WirelessModel
@@ -45,7 +45,7 @@ class Emane(ConfigurableManager):
     (SUCCESS, NOT_NEEDED, NOT_READY) = (0, 1, 2)
     EVENTCFGVAR = 'LIBEMANEEVENTSERVICECONFIG'
     # possible self.version values
-    (EMANE074, EMANE081, EMANE091) = (7, 8, 9)
+    (EMANEUNK, EMANE074, EMANE081, EMANE091, EMANE092) = (0, 7, 8, 91, 92)
 
     def __init__(self, session):
         ConfigurableManager.__init__(self, session)
@@ -62,27 +62,41 @@ class Emane(ConfigurableManager):
                                                         8200)
         self.doeventloop = False
         self.eventmonthread = None
-        # detect between EMANE versions 0.7.4, 0.8.1, and 0.9.1+
+        self.detectversion()
-        # to be removed as support for older EMANEs is deprecated
-        self.version = self.EMANE081
-        try:
-            tmp = emaneeventlocation.EventLocation(1)
-            # check if yaw parameter is supported by Location Events
-            # if so, we have EMANE 0.8.1; if not, we have EMANE 0.7.4/earlier
-            tmp.set(0, 1, 2, 2, 2, 3)
-        except TypeError:
-            self.version = self.EMANE074
-        except Exception:
-            # e.g. no Python bindings installed
-            pass
-        if 'EventService' in globals():
-            self.version = self.EMANE091
         # model for global EMANE configuration options
         self.emane_config = EmaneGlobalModel(session, None, self.verbose)
         session.broker.handlers += (self.handledistributed, )
         self.loadmodels()
         self.initeventservice()
 
+    def detectversion(self):
+        ''' Detects the installed EMANE version and sets self.version.
+        '''
+        self.version, self.versionstr = self.detectversionfromcmd()
+        if self.verbose:
+            self.info("detected EMANE version: %s" % self.versionstr)
+
+    def detectversionfromcmd(self):
+        ''' Runs 'emane --version' locally to determine version number.
+        '''
+        # for further study: different EMANE versions on distributed machines
+        try:
+            status, result = cmdresult(['emane', '--version'])
+        except OSError:
+            status = -1
+            result = ""
+        v = self.EMANEUNK
+        if status == 0:
+            if result[:5] == "0.7.4":
+                v = self.EMANE074
+            elif result[:5] == "0.8.1":
+                v = self.EMANE081
+            elif result[:5] == "0.9.1":
+                v = self.EMANE091
+            elif result[:5] == "0.9.2":
+                v = self.EMANE092
+        return v, result.strip()
+
     def initeventservice(self, filename=None):
         ''' (Re-)initialize the EMANE Event service. The multicast group and/or
         port may be configured, and can be changed via XML config file and an
@@ -92,7 +106,7 @@ class Emane(ConfigurableManager):
             del self.service
         self.service = None
         # EMANE 0.9.1+ does not require event service XML config
-        if self.version == self.EMANE091:
+        if self.version >= self.EMANE091:
             values = self.getconfig(None, "emane",
                                     self.emane_config.getdefaultvalues())[1]
             group, port = self.emane_config.valueof('eventservicegroup',
@@ -460,7 +474,7 @@ class Emane(ConfigurableManager):
         doc = self.xmldoc("platform")
         plat = doc.getElementsByTagName("platform").pop()
         platformid = self.emane_config.valueof("platform_id_start",  values)
-        if self.version != self.EMANE091:
+        if self.version < self.EMANE091:
             plat.setAttribute("name", "Platform %s" % platformid)
             plat.setAttribute("id", platformid)
 
@@ -481,6 +495,7 @@ class Emane(ConfigurableManager):
                 # set ID, endpoints here
                 nementry = nems[netif]
                 nementry.setAttribute("id", "%d" % nemid)
+                if self.version < self.EMANE092:
                     # insert nem options (except nem id) to doc
                     trans_addr = self.emane_config.valueof("transportendpoint", \
                                                            values)
@@ -693,7 +708,7 @@ class Emane(ConfigurableManager):
             # reset the service, otherwise nextEvent won't work
             self.initeventservice()
         if self.eventmonthread is not None:
-            if self.version == self.EMANE091:
+            if self.version >= self.EMANE091:
                 self.eventmonthread._Thread__stop()
             self.eventmonthread.join()
             self.eventmonthread = None
@@ -706,7 +721,7 @@ class Emane(ConfigurableManager):
         self.info("Subscribing to EMANE location events (not generating them). " \
                   "(%s) " % threading.currentThread().getName())
         while self.doeventloop is True:
-            if self.version == self.EMANE091:
+            if self.version >= self.EMANE091:
                 (uuid, seq, events) = self.service.nextEvent()
                 if not self.doeventloop:
                     break # this occurs with 0.9.1 event service

daemon/core/emane/nodes.py

@@ -249,14 +249,14 @@ class EmaneNode(EmaneNet):
             self.info("setnemposition %s (%s) x,y,z=(%d,%d,%s)"
                       "(%.6f,%.6f,%.6f)" % \
                       (ifname, nemid, x, y, z, lat, long, alt))
-        if self.session.emane.version == self.session.emane.EMANE091:
+        if self.session.emane.version >= self.session.emane.EMANE091:
             event = LocationEvent()
         else:
             event = emaneeventlocation.EventLocation(1)
         # altitude must be an integer or warning is printed
         # unused: yaw, pitch, roll, azimuth, elevation, velocity
         alt = int(round(alt))
-        if self.session.emane.version == self.session.emane.EMANE091:
+        if self.session.emane.version >= self.session.emane.EMANE091:
             event.append(nemid, latitude=lat, longitude=long, altitude=alt)
             self.session.emane.service.publish(0, event)
         else:
@@ -279,7 +279,7 @@ class EmaneNode(EmaneNet):
                 self.info("position service not available")
             return
 
-        if self.session.emane.version == self.session.emane.EMANE091:
+        if self.session.emane.version >= self.session.emane.EMANE091:
             event = LocationEvent()
         else:
             event = emaneeventlocation.EventLocation(len(moved_netifs))
@@ -298,13 +298,13 @@ class EmaneNode(EmaneNet):
                           (i, ifname, nemid, x, y, z, lat, long, alt))
             # altitude must be an integer or warning is printed
             alt = int(round(alt))
-            if self.session.emane.version == self.session.emane.EMANE091:
+            if self.session.emane.version >= self.session.emane.EMANE091:
                 event.append(nemid, latitude=lat, longitude=long, altitude=alt)
             else:
                 event.set(i, nemid, lat, long, alt)
             i += 1
 
-        if self.session.emane.version == self.session.emane.EMANE091:
+        if self.session.emane.version >= self.session.emane.EMANE091:
             self.session.emane.service.publish(0, event)
         else:
             self.session.emane.service.publish(emaneeventlocation.EVENT_ID,

daemon/core/emane/rfpipe.py

@@ -102,7 +102,7 @@ class EmaneRfPipeModel(EmaneModel):
         mac = macdoc.getElementsByTagName("mac").pop()
         mac.setAttribute("name", "RF-PIPE MAC")
         mac.setAttribute("library", "rfpipemaclayer")
-        if e.version != e.EMANE091 and \
+        if e.version < e.EMANE091 and \
            self.valueof("transmissioncontrolmap", values) is "":
             macnames.remove("transmissioncontrolmap")
         # EMANE 0.7.4 support

daemon/core/emane/universal.py

@@ -108,7 +108,7 @@ class EmaneUniversalModel(EmaneModel):
         phydoc = e.xmldoc("phy")
         phy = phydoc.getElementsByTagName("phy").pop()
         phy.setAttribute("name", cls._xmlname)
-        if e.version != e.EMANE091:
+        if e.version < e.EMANE091:
             phy.setAttribute("library", cls._xmllibrary)
         # EMANE 0.7.4 suppport - to be removed when 0.7.4 support is deprecated
         if e.version == e.EMANE074:
@@ -128,7 +128,7 @@ class EmaneUniversalModel(EmaneModel):
                 phy.appendChild(e.xmlparam(phydoc, old[0], old[2]))
 
         frequencies = None
-        if e.version == e.EMANE091:
+        if e.version >= e.EMANE091:
             name = "frequencyofinterest"
             value = mac.valueof(name, values)
             frequencies = cls.valuestrtoparamlist(phydoc, name, value)