[bitbake-devel] [PATCH 3/7] bitbake: runqueue: add runQueueTaskSkipped event

Richard Purdie richard.purdie at linuxfoundation.org
Mon Sep 16 15:23:29 UTC 2013


On Mon, 2013-09-16 at 15:32 +0100, Damian, Alexandru wrote:
> 
> 
> 
> On Mon, Sep 16, 2013 at 3:24 PM, Richard Purdie
> <richard.purdie at linuxfoundation.org> wrote:
>         On Mon, 2013-09-16 at 14:33 +0100, Alex DAMIAN wrote:
>         > From: Alexandru DAMIAN <alexandru.damian at intel.com>
>         >
>         > Adding a runQueueTaskSkipped to notify all listeners
>         > about the tasks that are not run either because they
>         > are set-scened or they don't need an update (timestamps
>         > are ok)
>         >
>         > Adds RunQueueData functions to get the task name and task
>         > file for usage with the runQueue* events.
>         >
>         > Signed-off-by: Alexandru DAMIAN <alexandru.damian at intel.com>
>         > ---
>         >  bitbake/lib/bb/build.py    |  3 +++
>         >  bitbake/lib/bb/runqueue.py | 27 ++++++++++++++++++++++++---
>         >  2 files changed, 27 insertions(+), 3 deletions(-)
>         >
>         > diff --git a/bitbake/lib/bb/build.py
>         b/bitbake/lib/bb/build.py
>         > index a53aba9..1265bdc 100644
>         > --- a/bitbake/lib/bb/build.py
>         > +++ b/bitbake/lib/bb/build.py
>         > @@ -72,6 +72,9 @@ class TaskBase(event.Event):
>         >      def __init__(self, t, d ):
>         >          self._task = t
>         >          self._package = d.getVar("PF", True)
>         > +        self._file = d.getVar("FILE", True)
>         > +        self.taskfile = self._file
>         > +        self.taskname = self._task
>         >          event.Event.__init__(self)
>         >          self._message = "recipe %s: task %s: %s" %
>         (d.getVar("PF", True), t, self.getDisplayName())
>         >
>         > diff --git a/bitbake/lib/bb/runqueue.py
>         b/bitbake/lib/bb/runqueue.py
>         > index aa2f147..2ab4405 100644
>         > --- a/bitbake/lib/bb/runqueue.py
>         > +++ b/bitbake/lib/bb/runqueue.py
>         > @@ -217,6 +217,12 @@ class RunQueueData:
>         >              ret.extend([nam])
>         >          return ret
>         >
>         > +    def get_task_name(self, task):
>         > +        return self.runq_task[task]
>         > +
>         > +    def get_task_file(self, task):
>         > +        return self.taskData.fn_index[self.runq_fnid[task]]
>         > +
>         >      def get_user_idstring(self, task, task_name_suffix =
>         ""):
>         >          fn = self.taskData.fn_index[self.runq_fnid[task]]
>         >          taskname = self.runq_task[task] + task_name_suffix
>         > @@ -1328,9 +1334,10 @@ class
>         RunQueueExecuteTasks(RunQueueExecute):
>         >          if self.rqdata.taskData.abort:
>         >              self.rq.state = runQueueCleanUp
>         >
>         > -    def task_skip(self, task):
>         > +    def task_skip(self, task, skip_reason = ""):
>         >          self.runq_running[task] = 1
>         >          self.runq_buildable[task] = 1
>         > +        bb.event.fire(runQueueTaskSkipped(task, self.stats,
>         self.rq, skip_reason), self.cfgData)
>         >          self.task_completeoutright(task)
>         >          self.stats.taskCompleted()
>         >          self.stats.taskSkipped()
>         > @@ -1355,13 +1362,13 @@ class
>         RunQueueExecuteTasks(RunQueueExecute):
>         >              if task in self.rq.scenequeue_covered:
>         >                  logger.debug(2, "Setscene covered task %s
>         (%s)", task,
>         >
>          self.rqdata.get_user_idstring(task))
>         > -                self.task_skip(task)
>         > +                self.task_skip(task, "covered")
>         >                  return True
>         >
>         >              if self.rq.check_stamp_task(task, taskname,
>         cache=self.stampcache):
>         >                  logger.debug(2, "Stamp current task %s (%
>         s)", task,
>         >
>          self.rqdata.get_user_idstring(task))
>         > -                self.task_skip(task)
>         > +                self.task_skip(task, "existing")
>         >                  return True
>         >
>         >              taskdep = self.rqdata.dataCache.task_deps[fn]
>         > @@ -1783,6 +1790,8 @@ class runQueueEvent(bb.event.Event):
>         >      def __init__(self, task, stats, rq):
>         >          self.taskid = task
>         >          self.taskstring = rq.rqdata.get_user_idstring(task)
>         > +        self.taskname = rq.rqdata.get_task_name(task)
>         > +        self.taskfile = rq.rqdata.get_task_file(task)
>         >          self.stats = stats.copy()
>         >          bb.event.Event.__init__(self)
>         >
>         > @@ -1794,6 +1803,8 @@ class sceneQueueEvent(runQueueEvent):
>         >          runQueueEvent.__init__(self, task, stats, rq)
>         >          realtask = rq.rqdata.runq_setscene[task]
>         >          self.taskstring =
>         rq.rqdata.get_user_idstring(realtask, "_setscene")
>         > +        self.taskname = rq.rqdata.get_task_name(realtask) +
>         "_setscene"
>         > +        self.taskfile = rq.rqdata.get_task_file(realtask)
>         >
>         >  class runQueueTaskStarted(runQueueEvent):
>         >      """
>         > @@ -1837,6 +1848,16 @@ class
>         sceneQueueTaskCompleted(sceneQueueEvent):
>         >      Event notifing a setscene task completed
>         >      """
>         >
>         > +class runQueueTaskSkipped(runQueueEvent):
>         > +    """
>         > +    Event notifing a task was skipped
>         > +    """
>         > +    def __init__(self, task, stats, rq, skip_reason):
>         > +        runQueueEvent.__init__(self, task, stats, rq)
>         > +        self._file = rq.rqdata.get_task_file(task)
>         > +        self._task = rq.rqdata.get_task_name(task)
>         > +        self._skip = skip_reason
>         > +
>         >  class runQueuePipe():
>         >      """
>         >      Abstraction for a pipe between a worker thread and the
>         server
>         
>         
>         
>         Please rebase this one off
>         http://git.yoctoproject.org/cgit.cgi/poky/commit/?h=master-next&id=39c70d0ad00afa05d343dc19aa557a092db7c963
>         
>         since we should do one thing in a commit, not three. I renamed
>         _skip ->
>         reason since its not internal and its a skip event, we know
>         this, the
>         field is the reason.
>         
>         You need to separate out the runQueueEvent changes from the
>         TaskBase
>         changes.
>         
>         Why add self._file to TaskBase? Surely just taskfile would be
>         enough?
>         The _ is meant to indicate internal use only and aren't the
>         above events
>         inconsistent with each other?

> 
> [Alex] This is the idea - I actually tried to make TaskBase-derived
> events consistent with runQueueEvents in terms of class fields, so the
> code that reads them is easier to follow - I just have to look up for
> the same named field regardless of the event type.
> 
No events have a _file currently though?

To be honest, I think you need to log the data from one or the other.
The events are effectively the same, just one happens server side, the
other lets us know the message reached the worker and it also did
something. There are reasons for debugging it is useful to have events
on both sides but for your purposes on webhob, I doubt you need both.

Cheers,

Richard





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