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frouter.py
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frouter.py
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#/***************************************************************************
# frouter.h
# -----------
# begin : sam nov 2 2002
# copyright : (C) 1992-2004 by Fabian Padilla
# email : fp@bridgethink.com
# ***************************************************************************/
# /***************************************************************************
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the Foundation Public License as published by *
# * bridgethink sarl; either version 2 of the License, or *
# * (at your option) any later version. *
# * *
# ***************************************************************************/
#
# from C++ to python by Jeremy Zurcher <jeremy@asynk.ch>
#
"""/** function : Manage the entire routing of evenDatas between routers,
evenDoor, evenBoard and evenPrg.
description :
*@author Fabian Padilla
*/"""
__all__ = ["Frouter"]
from fdoor_file import Fdoor_file
from fdoor_cout import Fdoor_cout
from fprg_concat import Fdoor_concat
from fport import Fport
from fconfig import Fconfig
from fevenboard import FevenBoard
from fevendata import FevenData
from fstringhash import FstringHash
from fportlisthash import FportListHash
from globalvars import gvActionEnd
from globalvars import gvActionError
import evenjastrings as ES
from returncodes import RET_OK
from returncodes import RET_NOINFOS
from returncodes import RET_NOTEXIST
class Frouter(FportListHash):
def __init__(self):
FportListHash.__init__(self)
def __str__(self):
return "\t"+FportListHash.__str__(self)+\
"Frouter - (null)\n"
def start(self,port,param):
"""/** Starts import the config file ( or other stream), and sets the parentrouter.
If the port (evenDoor and evenBoard) need to send an evenData. */"""
ret = Fport.start(self,port,param)
if ret == RET_OK:
return self.createRoom()
return ret
def getClassInfos(self,classInfo):
"""/** Get the informations concerning the creation of a port (room, evenprg, etc...) */"""
ret = RET_OK
self.pushCurrent()
if self.gotoChildren() != RET_OK:
return RET_NOTEXIST
def search(string):
if self.Find(string) == RET_OK:
return self.getContent()
return None
classInfo['type'] = search(ES.XML_CLASS)
classInfo['conf'] = search(ES.XML_CONF)
classInfo['lib'] = search(ES.XML_LIB)
classInfo['debug'] = search(ES.XML_DEBUG)
self.popCurrent()
return ret
def getLinkInfos(self,linkInfo):
"""/** Get the informations concerning the cration of a port (room, evenprg, etc...) */"""
ret = RET_OK
self.pushCurrent()
if self.gotoChildren() != RET_OK:
return RET_NOTEXIST
def search(string):
if self.Find(string) == RET_OK:
return self.getContent()
return None
linkInfo['source'] = search(ES.XML_LNKSOURCE)
linkInfo['type'] = search(ES.XML_LNKTYPE)
linkInfo['value'] = search(ES.XML_LNKVALUE)
linkInfo['fields'] = search(ES.XML_LNKFIELDS)
linkInfo['dest'] = search(ES.XML_LNKDEST)
self.popCurrent()
return ret
def createRoom(self):
"""/** Create a room with a structure defined by the config or node in start method */"""
classInfos = { 'type':None,\
'conf':None,\
'lib':None,\
'debug':None}
linkInfos = { 'source':None,\
'type':None,\
'value':None,\
'fields':None,\
'dest':None}
strH = FstringHash()
port = Fport
# search for rooms, boards, doors and programms
def IMPORT_PORTS(A,B,CLASS):
if self.Find(A,False) == RET_OK:
while True:
self.pushCurrent()
# read informations
self.getClassInfos(classInfos)
# let's build and start this
# if both are None or strcasecmp
# TODO ugliest code in this library
if ((classInfos['type']==None and B==None) or \
(B <> None and classInfos['type'] <> None\
and (classInfos['type'].upper() == B.upper()))):
childRoom = CLASS()
if classInfos['conf'] <> None:
childRoom.start(self,classInfos['conf'])
else:
childRoom.start(self,self.current)
ptr = self.listHash.addOrGet(childRoom)
if ptr <> None:
ptr = None
return RET_PORTEXIST
self.popCurrent()
# search for a next one
if self.FindNext(A,False) != RET_OK:
break
self.resetCurrent()
if self.gotoChildren() != RET_OK:
return RET_NOINFOS
# search and build
IMPORT_PORTS( ES.XML_ROOM,None,Frouter)
IMPORT_PORTS( ES.XML_ROOM,"ROOM",Frouter)
IMPORT_PORTS( ES.XML_BOARD,None,FevenBoard)
IMPORT_PORTS( ES.XML_BOARD,"BOARD",FevenBoard)
IMPORT_PORTS( ES.XML_DOOR, "file", Fdoor_file)
IMPORT_PORTS( ES.XML_DOOR, "cout", Fdoor_cout)
IMPORT_PORTS( ES.XML_PRG, "concat", Fdoor_concat)
# seach for <envenja_link>, if dosen't exists, create an evendata and send it
if self.Find(ES.XML_LNK, False) != RET_OK:
return RET_OK
while True:
self.pushCurrent()
self.getLinkInfos(linkInfos)
if linkInfos['source'] <> None:
strH.setString(linkInfos['source'])
port = self.listHash.Search(strH)
# if this source has been built, send a ACT_SYS_ADDDEST msg
if port <> None:
data = self.getFreeEvenData()
data.setData( ES.XML_LNKTYPE, linkInfos['type'])
data.setData( ES.XML_LNKVALUE, linkInfos['value'])
data.setData( ES.XML_LNKFIELDS, linkInfos['fields'])
data.setData( ES.XML_LNKDEST, linkInfos['dest'])
data.definePortAction( ES.ACT_SYS_ADDDEST, linkInfos['source'])
self.sendEvenDataSys(data,port)
self.popCurrent()
if self.FindNext( ES.XML_LNK,False) != RET_OK:
break
return RET_OK
def receive_evenData(self,evenData):
"""/** Receive the evenData to be routed to the right router or port. */"""
port = self.listHash.Search(evenData.getCurrentDestination().getPort())
if port <> None:
#// ... then send to it the evenData
#// Now it send the evenData by sndMsg, but normally this will change after the realeas of V3.0
#// sendEvenData( evenData, port);
#// return RET_OK;
#// ...this will work well too, but it is another principle
return port.justDoIt(evenData)
evenData.definePortAction(ES.ACT_ERROR)
return RET_OK
def justDoIt(self,evenData):
"""/** Methods called by Fstarter */"""
tmp = evenData.getCurrentDestination().getAction()
if tmp.equals(gvActionEnd) or tmp.equals(gvActionError):
self.setFreeEvenData(evenData)
return RET_OK
return Fport.justDoIt(self,evenData)
def end(self):
"""/** Deploy the end() until the port. */"""
for I in range(self.listHash.getCount()):
self.listHash.get(I).end()
return Fconfig.endXml(self)
if __name__ == '__main__':
import unittest
router1 = Frouter()
router2 = Frouter()
class FrouterTestCase(unittest.TestCase):
def test1Name(self):
self.assertEquals(router1.start( None, "testezlog.xml"),RET_OK)
strH = FstringHash()
strH.setString( "TEST00")
#// TEST Name from file
self.assertEquals(router1.equals( strH),True)
#// TEST from node config
conf = Fconfig()
conf.startXml( "testezlog.xml")
router2.start( None, conf.getCurrent())
self.assertEquals(router2.equals( strH),True)
router1.end()
router2.end()
unittest.main()