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path: root/scripts/runqemu-export-rootfs
AgeCommit message (Expand)Author
2017-04-13oe-find-native-sysroot: work with RSSRobert Yang
2017-01-23runqemu: support multiple qemus running when nfsRobert Yang
2017-01-19runqemu-export-rootfs: fix inconsistent var namesRobert Yang
2015-10-29runqemu-export-rootfs: update location of unfsd binaryMaxin B. John
2015-10-24Revert "runqemu-export-rootfs: update location of unfsd binary"Ross Burton
2015-09-28runqemu-export-rootfs: update location of unfsd binaryMaxin B. John
2014-02-20runqemu-export-rootfs: Fix missing # in commentSaul Wold
2014-01-28runqemu-export-rootfs: update for unfs3Jason Wessel
2014-01-28runqemu: Use the newer unfs3 for serving user space nfsSaul Wold
2012-10-04runqemu: allow multiple unfs instances to run simultaneouslyScott Garman
2012-10-04runqemu-export-rootfs: improve rpcbind error detectionScott Garman
2012-10-04runqemu-export-rootfs: use consistent whitespaceScott Garman
2012-08-28runqemu-export-rootfs and friends: don't put pseudo db in target fsPeter Seebach
2011-10-10Allow user mode NFS server to run without rpcbind / portmapJason Wessel
2011-10-04runqemu-export-rootfs: Add HOW-TO for ubuntu 11.10 for rpcbind problemKhem Raj
2011-09-02scripts: Show sensible warning messages if expected binaries don't existRichard Purdie
2011-08-23Use OECORE_DISTRO_VERSION instead of POKY_DISTRO_VERSIONOtavio Salvador
2011-04-21Further cleanup of various poky referencesRichard Purdie
2011-04-21Rename ~/.poky-sdk/ temp workdir to ~/.runqemu-sdk/Richard Purdie
2011-04-20Rename the remaining poky-* scripts to oe-* or runqemu-*Richard Purdie
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-20 11:08:45 +0000
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# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
"""
BitBake 'Event' implementation

Classes and functions for manipulating 'events' in the
BitBake build tools.
"""

# Copyright (C) 2003, 2004  Chris Larson
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

import os, sys
import warnings
try:
    import cPickle as pickle
except ImportError:
    import pickle
import logging
import atexit
import traceback
import bb.utils

# This is the pid for which we should generate the event. This is set when
# the runqueue forks off.
worker_pid = 0
worker_pipe = None

logger = logging.getLogger('BitBake.Event')

class Event(object):
    """Base class for events"""

    def __init__(self):
        self.pid = worker_pid

NotHandled = 0
Handled    = 1

Registered        = 10
AlreadyRegistered = 14

# Internal
_handlers = {}
_ui_handlers = {}
_ui_handler_seq = 0

# For compatibility
bb.utils._context["NotHandled"] = NotHandled
bb.utils._context["Handled"] = Handled

def execute_handler(name, handler, event, d):
    event.data = d
    try:
        ret = handler(event)
    except bb.parse.SkipPackage:
        raise
    except Exception:
        etype, value, tb = sys.exc_info()
        logger.error("Execution of event handler '%s' failed" % name,
                        exc_info=(etype, value, tb.tb_next))
        raise
    except SystemExit as exc:
        if exc.code != 0:
            logger.error("Execution of event handler '%s' failed" % name)
        raise
    finally:
        del event.data

    if ret is not None:
        warnings.warn("Using Handled/NotHandled in event handlers is deprecated",
                        DeprecationWarning, stacklevel = 2)

def fire_class_handlers(event, d):
    if isinstance(event, logging.LogRecord):
        return

    for name, handler in _handlers.iteritems():
        try:
            execute_handler(name, handler, event, d)
        except Exception:
            continue

ui_queue = []
@atexit.register
def print_ui_queue():
    """If we're exiting before a UI has been spawned, display any queued
    LogRecords to the console."""
    logger = logging.getLogger("BitBake")
    if not _ui_handlers:
        from bb.msg import BBLogFormatter
        console = logging.StreamHandler(sys.stdout)
        console.setFormatter(BBLogFormatter("%(levelname)s: %(message)s"))
        logger.handlers = [console]
        for event in ui_queue:
            if isinstance(event, logging.LogRecord):
                logger.handle(event)

def fire_ui_handlers(event, d):
    if not _ui_handlers:
        # No UI handlers registered yet, queue up the messages
        ui_queue.append(event)
        return

    errors = []
    for h in _ui_handlers:
        #print "Sending event %s" % event
        try:
             # We use pickle here since it better handles object instances
             # which xmlrpc's marshaller does not. Events *must* be serializable
             # by pickle.
             if hasattr(_ui_handlers[h].event, "sendpickle"):
                _ui_handlers[h].event.sendpickle((pickle.dumps(event)))
             else:
                _ui_handlers[h].event.send(event)
        except:
            errors.append(h)
    for h in errors:
        del _ui_handlers[h]

def fire(event, d):
    """Fire off an Event"""

    # We can fire class handlers in the worker process context and this is
    # desired so they get the task based datastore.
    # UI handlers need to be fired in the server context so we defer this. They
    # don't have a datastore so the datastore context isn't a problem.

    fire_class_handlers(event, d)
    if worker_pid != 0:
        worker_fire(event, d)
    else:
        fire_ui_handlers(event, d)

def worker_fire(event, d):
    data = "<event>" + pickle.dumps(event) + "</event>"
    worker_pipe.write(data)

def fire_from_worker(event, d):
    if not event.startswith("<event>") or not event.endswith("</event>"):
        print("Error, not an event %s" % event)
        return
    event = pickle.loads(event[7:-8])
    fire_ui_handlers(event, d)

noop = lambda _: None
def register(name, handler):
    """Register an Event handler"""

    # already registered
    if name in _handlers:
        return AlreadyRegistered

    if handler is not None:
        # handle string containing python code
        if isinstance(handler, basestring):
            tmp = "def %s(e):\n%s" % (name, handler)
            try:
                code = compile(tmp, "%s(e)" % name, "exec")
            except SyntaxError:
                logger.error("Unable to register event handler '%s':\n%s", name,
                             ''.join(traceback.format_exc(limit=0)))
                _handlers[name] = noop
                return
            env = {}
            bb.utils.simple_exec(code, env)
            func = bb.utils.better_eval(name, env)
            _handlers[name] = func
        else:
            _handlers[name] = handler

        return Registered

def remove(name, handler):
    """Remove an Event handler"""
    _handlers.pop(name)

def register_UIHhandler(handler):
    bb.event._ui_handler_seq = bb.event._ui_handler_seq + 1
    _ui_handlers[_ui_handler_seq] = handler
    return _ui_handler_seq

def unregister_UIHhandler(handlerNum):
    if handlerNum in _ui_handlers:
        del _ui_handlers[handlerNum]
    return

def getName(e):
    """Returns the name of a class or class instance"""
    if getattr(e, "__name__", None) == None:
        return e.__class__.__name__
    else:
        return e.__name__

class OperationStarted(Event):
    """An operation has begun"""
    def __init__(self, msg = "Operation Started"):
        Event.__init__(self)
        self.msg = msg

class OperationCompleted(Event):
    """An operation has completed"""
    def __init__(self, total, msg = "Operation Completed"):
        Event.__init__(self)
        self.total = total
        self.msg = msg

class OperationProgress(Event):
    """An operation is in progress"""
    def __init__(self, current, total, msg = "Operation in Progress"):
        Event.__init__(self)
        self.current = current
        self.total = total
        self.msg = msg + ": %s/%s" % (current, total);

class ConfigParsed(Event):
    """Configuration Parsing Complete"""

class RecipeEvent(Event):
    def __init__(self, fn):
        self.fn = fn
        Event.__init__(self)

class RecipePreFinalise(RecipeEvent):
    """ Recipe Parsing Complete but not yet finialised"""

class RecipeParsed(RecipeEvent):
    """ Recipe Parsing Complete """

class StampUpdate(Event):
    """Trigger for any adjustment of the stamp files to happen"""

    def __init__(self, targets, stampfns):
        self._targets = targets
        self._stampfns = stampfns
        Event.__init__(self)

    def getStampPrefix(self):
        return self._stampfns

    def getTargets(self):
        return self._targets

    stampPrefix = property(getStampPrefix)
    targets = property(getTargets)

class BuildBase(Event):
    """Base class for bbmake run events"""

    def __init__(self, n, p, failures = 0):
        self._name = n
        self._pkgs = p
        Event.__init__(self)
        self._failures = failures

    def getPkgs(self):
        return self._pkgs

    def setPkgs(self, pkgs):
        self._pkgs = pkgs

    def getName(self):
        return self._name

    def setName(self, name):
        self._name = name

    def getCfg(self):
        return self.data

    def setCfg(self, cfg):
        self.data = cfg

    def getFailures(self):
        """
        Return the number of failed packages
        """
        return self._failures

    pkgs = property(getPkgs, setPkgs, None, "pkgs property")
    name = property(getName, setName, None, "name property")
    cfg = property(getCfg, setCfg, None, "cfg property")





class BuildStarted(BuildBase, OperationStarted):
    """bbmake build run started"""
    def __init__(self, n, p, failures = 0):
        OperationStarted.__init__(self, "Building Started")
        BuildBase.__init__(self, n, p, failures)

class BuildCompleted(BuildBase, OperationCompleted):
    """bbmake build run completed"""
    def __init__(self, total, n, p, failures = 0):
        if not failures:
            OperationCompleted.__init__(self, total, "Building Succeeded")
        else:
            OperationCompleted.__init__(self, total, "Building Failed")
        BuildBase.__init__(self, n, p, failures)


class NoProvider(Event):
    """No Provider for an Event"""

    def __init__(self, item, runtime=False, dependees=None, reasons=[]):
        Event.__init__(self)
        self._item = item
        self._runtime = runtime
        self._dependees = dependees
        self._reasons = reasons

    def getItem(self):
        return self._item

    def isRuntime(self):
        return self._runtime

class MultipleProviders(Event):
    """Multiple Providers"""

    def  __init__(self, item, candidates, runtime = False):
        Event.__init__(self)
        self._item = item
        self._candidates = candidates
        self._is_runtime = runtime

    def isRuntime(self):
        """
        Is this a runtime issue?
        """
        return self._is_runtime

    def getItem(self):
        """
        The name for the to be build item
        """
        return self._item

    def getCandidates(self):
        """
        Get the possible Candidates for a PROVIDER.
        """
        return self._candidates

class ParseStarted(OperationStarted):
    """Recipe parsing for the runqueue has begun"""
    def __init__(self, total):
        OperationStarted.__init__(self, "Recipe parsing Started")
        self.total = total

class ParseCompleted(OperationCompleted):
    """Recipe parsing for the runqueue has completed"""
    def __init__(self, cached, parsed, skipped, masked, virtuals, errors, total):
        OperationCompleted.__init__(self, total, "Recipe parsing Completed")
        self.cached = cached
        self.parsed = parsed
        self.skipped = skipped
        self.virtuals = virtuals
        self.masked = masked
        self.errors = errors
        self.sofar = cached + parsed

class ParseProgress(OperationProgress):
    """Recipe parsing progress"""
    def __init__(self, current, total):
        OperationProgress.__init__(self, current, total, "Recipe parsing")


class CacheLoadStarted(OperationStarted):
    """Loading of the dependency cache has begun"""
    def __init__(self, total):
        OperationStarted.__init__(self, "Loading cache Started")
        self.total = total

class CacheLoadProgress(OperationProgress):
    """Cache loading progress"""
    def __init__(self, current, total):
        OperationProgress.__init__(self, current, total, "Loading cache")

class CacheLoadCompleted(OperationCompleted):
    """Cache loading is complete"""
    def __init__(self, total, num_entries):
        OperationCompleted.__init__(self, total, "Loading cache Completed")
        self.num_entries = num_entries

class TreeDataPreparationStarted(OperationStarted):
    """Tree data preparation started"""
    def __init__(self):
        OperationStarted.__init__(self, "Preparing tree data Started")

class TreeDataPreparationProgress(OperationProgress):
    """Tree data preparation is in progress"""
    def __init__(self, current, total):
        OperationProgress.__init__(self, current, total, "Preparing tree data")

class TreeDataPreparationCompleted(OperationCompleted):
    """Tree data preparation completed"""
    def __init__(self, total):
        OperationCompleted.__init__(self, total, "Preparing tree data Completed")

class DepTreeGenerated(Event):
    """
    Event when a dependency tree has been generated
    """

    def __init__(self, depgraph):
        Event.__init__(self)
        self._depgraph = depgraph

class TargetsTreeGenerated(Event):
    """
    Event when a set of buildable targets has been generated
    """
    def __init__(self, model):
        Event.__init__(self)
        self._model = model

class FilesMatchingFound(Event):
    """
    Event when a list of files matching the supplied pattern has
    been generated
    """
    def __init__(self, pattern, matches):
        Event.__init__(self)
        self._pattern = pattern
        self._matches = matches

class CoreBaseFilesFound(Event):
    """
    Event when a list of appropriate config files has been generated
    """
    def __init__(self, paths):
        Event.__init__(self)
        self._paths = paths

class ConfigFilesFound(Event):
    """
    Event when a list of appropriate config files has been generated
    """
    def __init__(self, variable, values):
        Event.__init__(self)
        self._variable = variable
        self._values = values

class ConfigFilePathFound(Event):
    """
    Event when a path for a config file has been found
    """
    def __init__(self, path):
        Event.__init__(self)
        self._path = path

class MsgBase(Event):
    """Base class for messages"""

    def __init__(self, msg):
        self._message = msg
        Event.__init__(self)

class MsgDebug(MsgBase):
    """Debug Message"""

class MsgNote(MsgBase):
    """Note Message"""

class MsgWarn(MsgBase):
    """Warning Message"""

class MsgError(MsgBase):
    """Error Message"""

class MsgFatal(MsgBase):
    """Fatal Message"""

class MsgPlain(MsgBase):
    """General output"""

class LogHandler(logging.Handler):
    """Dispatch logging messages as bitbake events"""

    def emit(self, record):
        if record.exc_info:
            etype, value, tb = record.exc_info
            if hasattr(tb, 'tb_next'):
                tb = list(bb.exceptions.extract_traceback(tb, context=3))
            record.bb_exc_info = (etype, value, tb)
            record.exc_info = None
        fire(record, None)

    def filter(self, record):
        record.taskpid = worker_pid
        return True

class RequestPackageInfo(Event):
    """
    Event to request package information
    """

class PackageInfo(Event):
    """
    Package information for GUI
    """
    def __init__(self, pkginfolist):
        Event.__init__(self)
        self._pkginfolist = pkginfolist
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-20 11:08:44 +0000