addition imformation：
meta.xml
<?xml version="1.0" encoding="UTF-8"?>
<components:components xmlns:components="
http://www.noxrepo.org/components.xsd";>
<component>
<name>my_router</name>
<dependency>
<name>python</name>
</dependency>
<dependency>
<name>discovery</name>
</dependency>
<python>nox.coreapps.my_experiment.my_router</python>
</component>
</components:components>
Makefile.am
include ../../../Make.vars
EXTRA_DIST =\
meta.xml \
__init__.py \
my_router.py
NOX_RUNTIMEFILES = meta.xml \
__init__.py \
my_router.py
all-local: nox-all-local
clean-local: nox-clean-local
install-exec-hook: nox-install-local
2011/10/10 hzy <yyjianx...@gmail.com>
> hi murpy:
> Thank you for your reply. it works now, but another problem comes up.
> This time I want the discovery component invoke the dic_all_path defined in
> my modle.
>
> So I add following codes in discovery component
> self._my_router =
> self.resolve("nox.coreapps.my_experiment.my_router.my_router")
> print self._my_router.dic_all_path
>
> I also tried these codes
> from nox.coreapps.my_experiment import my_router
> self._my_router = self.resolve(my_router.my_router
> print self._my_router.dic_all_path
>
> 00206|pyrt|ERR:unable to invoke a Python event handler:
> Traceback (most recent call last):
> File "./nox/lib/util.py", line 116, in f
> event.total_len, buffer_id, packet)
> File "./nox/netapps/discovery/discovery.py", line 163, in <lambda>
> discovery.lldp_input_handler(self,dp,inport,reason,len,bid,packet),
> File "./nox/netapps/discovery/discovery.py", line 312, in
> lldp_input_handler
> print self._my_router.dic_all_path
> AttributeError: 'NoneType' object has no attribute 'dic_all_path'
>
> any ideas.
> best regards.
>
> hzy
>
>
>
> 2011/10/9 Murphy McCauley <jam...@nau.edu>
>
>> So, the discovery component is a class named "discovery" in a module named
>> "discovery" in a package named "discovery". So it's...
>> discovery.discovery.discovery. You've only got discovery.discovery. I can
>> see how it's a bit confusing. :)
>>
>> So try the following instead:
>> self._discovery = self.resolve(discovery.discovery)
>>
>> Or alternatively, do:
>> self._discovery =
>> self.resolve("nox.netapps.discovery.discovery.discovery")
>> (In this case, you don't even need the import statement)
>>
>> -- Murphy
>>
>> On Oct 9, 2011, at 1:21 AM, hzy wrote:
>>
>> > hi all:
>> >
>> > Inorder to find interconnected links in my topology, i would like to use
>> discovery.py.
>> > In my own component I want to check the adjacency_list which is a public
>> attribute in discovery module.
>> > How can I use discovery from my component.
>> >
>> > I add the following codes, but it doesn't work.
>> >
>> > from nox.netapps.discovery import discovery
>> > self._discovery = self.resolve(discovery)
>> > print self._discovery.adjacency_list
>> >
>> > File "./nox/coreapps/my_experiment/my_router.py", line 499, in
>> datapath_join_callback
>> > print self._discovery.adjacency_list
>> > AttributeError: 'NoneType' object has no attribute 'adjacency_list'
>> >
>> > any ideas?
>> > thanks for advance.
>> > best regards
>> >
>> > hzy
>> > _______________________________________________
>> > nox-dev mailing list
>> > nox-dev@noxrepo.org
>> > http://noxrepo.org/mailman/listinfo/nox-dev
>>
>>
>
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