Example #1
0
    def response(self):
        '''Return the response from the launched process.
        Return None if no response was received yet from a background process.
        '''

        if self._stdout is None:
            raise LauncherException(
                "'launch' is required after any reconfiguration")
        if self._response is not None: return self._response

        # when running in foreground _pid is 0 (may change to -1)
        if self._pid <= 0:
            self._response = self._stdout.read()
            return self._response

        # handle response from a background process
        def onData(selector, fobj):
            if self.verbose: print("in Launcher.response.onData")
            self._debug.log('on_remote')
            self._response = fobj.read()
            selector.state = False
            return

        def onTimeout(selector):
            selector.state = False

        sel = Selector()
        #sel._info.activate()
        sel.notifyOnReadReady(self._stdout, onData)
        sel.notifyWhenIdle(onTimeout)
        sel.watch(2.0)
        # reset _response to None to allow capture of a next response
        # from a background process
        return self._response
Example #2
0
    def response(self):
        '''Return the response from the launched process.
        Return None if no response was received yet from a background process.
        '''

        if self._stdout is None:
            raise LauncherException("'launch' is required after any reconfiguration")
        if self._response is not None: return self._response

        # when running in foreground _pid is 0 (may change to -1)
        if self._pid <= 0:
            self._response = self._stdout.read()
            return self._response
        
        # handle response from a background process
        def onData(selector, fobj):
            if self.verbose: print("in Launcher.response.onData")
            self._debug.log('on_remote')
            self._response = fobj.read()
            selector.state = False
            return

        def onTimeout(selector):
            selector.state = False
        
        sel = Selector()
        #sel._info.activate()
        sel.notifyOnReadReady(self._stdout, onData)
        sel.notifyWhenIdle(onTimeout)
        sel.watch(2.0)
        # reset _response to None to allow capture of a next response
        # from a background process
        return self._response
Example #3
0
    def response(self):
        '''Return the response from a remotely launched process.
        Return None if there was no response yet from a background process.
        '''

        if self._response is not None:  return self._response

        # when running in foreground _pid is 0 (may change to -1)
        if self._pid <= 0:
            self._response = self._fromchild.read()
            return self._response
        
        # handle response from a background process
        def onData(selector, fobj):
            print "in LauncherSCP.response.onData"
            self._debug.log('on_remote')
            self._response = fobj.read()
            selector.state = False
            return

        def onTimeout(selector):
            selector.state = False
        
        sel = Selector()
        #sel._info.activate()
        sel.notifyOnReadReady(self._fromchild, onData)
        sel.notifyWhenIdle(onTimeout)
        sel.watch(2.0)
        # reset _response to None to allow capture of a next response
        # from a background process
        return self._response
Example #4
0
    def response(self):
        '''read the response from remotely launched process'''

        self._response = ''
        
        def onData(selector, fobj):
            self._debug.log('on_remote')
            self._response = fobj.readline()
            selector.state = False
            return

        def onTimeout(selector):
            selector.state = False
        
        sel = Selector()
        #sel._info.activate()
        sel.notifyOnReadReady(self._fromchild, onData)
        sel.notifyWhenIdle(onTimeout)
        sel.watch(2.0)
        return self._response