diff --git a/poky/bitbake/lib/bb/COW.py b/poky/bitbake/lib/bb/COW.py
index bc20ce3..23c22b6 100644
--- a/poky/bitbake/lib/bb/COW.py
+++ b/poky/bitbake/lib/bb/COW.py
@@ -3,13 +3,14 @@
 #
 # Copyright (C) 2006 Tim Ansell
 #
-#Please Note:
+# Please Note:
 # Be careful when using mutable types (ie Dict and Lists) - operations involving these are SLOW.
 # Assign a file to __warn__ to get warnings about slow operations.
 #
 
 
 import copy
+
 ImmutableTypes = (
     bool,
     complex,
@@ -22,9 +23,11 @@
 
 MUTABLE = "__mutable__"
 
+
 class COWMeta(type):
     pass
 
+
 class COWDictMeta(COWMeta):
     __warn__ = False
     __hasmutable__ = False
@@ -33,12 +36,15 @@
     def __str__(cls):
         # FIXME: I have magic numbers!
         return "<COWDict Level: %i Current Keys: %i>" % (cls.__count__, len(cls.__dict__) - 3)
+
     __repr__ = __str__
 
     def cow(cls):
         class C(cls):
             __count__ = cls.__count__ + 1
+
         return C
+
     copy = cow
     __call__ = cow
 
@@ -70,8 +76,9 @@
         return value
 
     __getmarker__ = []
+
     def __getreadonly__(cls, key, default=__getmarker__):
-        """\
+        """
         Get a value (even if mutable) which you promise not to change.
         """
         return cls.__getitem__(key, default, True)
@@ -138,24 +145,29 @@
 
     def iterkeys(cls):
         return cls.iter("keys")
+
     def itervalues(cls, readonly=False):
         if not cls.__warn__ is False and cls.__hasmutable__ and readonly is False:
-            print("Warning: If you arn't going to change any of the values call with True.", file=cls.__warn__)
+            print("Warning: If you aren't going to change any of the values call with True.", file=cls.__warn__)
         return cls.iter("values", readonly)
+
     def iteritems(cls, readonly=False):
         if not cls.__warn__ is False and cls.__hasmutable__ and readonly is False:
-            print("Warning: If you arn't going to change any of the values call with True.", file=cls.__warn__)
+            print("Warning: If you aren't going to change any of the values call with True.", file=cls.__warn__)
         return cls.iter("items", readonly)
 
+
 class COWSetMeta(COWDictMeta):
     def __str__(cls):
         # FIXME: I have magic numbers!
-        return "<COWSet Level: %i Current Keys: %i>" % (cls.__count__, len(cls.__dict__) -3)
+        return "<COWSet Level: %i Current Keys: %i>" % (cls.__count__, len(cls.__dict__) - 3)
+
     __repr__ = __str__
 
     def cow(cls):
         class C(cls):
             __count__ = cls.__count__ + 1
+
         return C
 
     def add(cls, value):
@@ -173,131 +185,11 @@
     def iteritems(cls):
         raise TypeError("sets don't have 'items'")
 
+
 # These are the actual classes you use!
-class COWDictBase(object, metaclass = COWDictMeta):
+class COWDictBase(metaclass=COWDictMeta):
     __count__ = 0
 
-class COWSetBase(object, metaclass = COWSetMeta):
+
+class COWSetBase(metaclass=COWSetMeta):
     __count__ = 0
-
-if __name__ == "__main__":
-    import sys
-    COWDictBase.__warn__ = sys.stderr
-    a = COWDictBase()
-    print("a", a)
-
-    a['a'] = 'a'
-    a['b'] = 'b'
-    a['dict'] = {}
-
-    b = a.copy()
-    print("b", b)
-    b['c'] = 'b'
-
-    print()
-
-    print("a", a)
-    for x in a.iteritems():
-        print(x)
-    print("--")
-    print("b", b)
-    for x in b.iteritems():
-        print(x)
-    print()
-
-    b['dict']['a'] = 'b'
-    b['a'] = 'c'
-
-    print("a", a)
-    for x in a.iteritems():
-        print(x)
-    print("--")
-    print("b", b)
-    for x in b.iteritems():
-        print(x)
-    print()
-
-    try:
-        b['dict2']
-    except KeyError as e:
-        print("Okay!")
-
-    a['set'] = COWSetBase()
-    a['set'].add("o1")
-    a['set'].add("o1")
-    a['set'].add("o2")
-
-    print("a", a)
-    for x in a['set'].itervalues():
-        print(x)
-    print("--")
-    print("b", b)
-    for x in b['set'].itervalues():
-        print(x)
-    print()
-
-    b['set'].add('o3')
-
-    print("a", a)
-    for x in a['set'].itervalues():
-        print(x)
-    print("--")
-    print("b", b)
-    for x in b['set'].itervalues():
-        print(x)
-    print()
-
-    a['set2'] = set()
-    a['set2'].add("o1")
-    a['set2'].add("o1")
-    a['set2'].add("o2")
-
-    print("a", a)
-    for x in a.iteritems():
-        print(x)
-    print("--")
-    print("b", b)
-    for x in b.iteritems(readonly=True):
-        print(x)
-    print()
-
-    del b['b']
-    try:
-        print(b['b'])
-    except KeyError:
-        print("Yay! deleted key raises error")
-
-    if 'b' in b:
-        print("Boo!")
-    else:
-        print("Yay - has_key with delete works!")
-
-    print("a", a)
-    for x in a.iteritems():
-        print(x)
-    print("--")
-    print("b", b)
-    for x in b.iteritems(readonly=True):
-        print(x)
-    print()
-
-    b.__revertitem__('b')
-
-    print("a", a)
-    for x in a.iteritems():
-        print(x)
-    print("--")
-    print("b", b)
-    for x in b.iteritems(readonly=True):
-        print(x)
-    print()
-
-    b.__revertitem__('dict')
-    print("a", a)
-    for x in a.iteritems():
-        print(x)
-    print("--")
-    print("b", b)
-    for x in b.iteritems(readonly=True):
-        print(x)
-    print()
diff --git a/poky/bitbake/lib/bb/__init__.py b/poky/bitbake/lib/bb/__init__.py
index 2c94e10..888dd5c 100644
--- a/poky/bitbake/lib/bb/__init__.py
+++ b/poky/bitbake/lib/bb/__init__.py
@@ -93,7 +93,7 @@
 
         def __repr__(self):
             logger = self.logger
-            level = getLevelName(logger.getEffectiveLevel())
+            level = logger.getLevelName(logger.getEffectiveLevel())
             return '<%s %s (%s)>' % (self.__class__.__name__, logger.name, level)
 
 logging.LoggerAdapter = BBLoggerAdapter
diff --git a/poky/bitbake/lib/bb/build.py b/poky/bitbake/lib/bb/build.py
index 94f9cb3..974d2ff 100644
--- a/poky/bitbake/lib/bb/build.py
+++ b/poky/bitbake/lib/bb/build.py
@@ -29,6 +29,9 @@
 bblogger = logging.getLogger('BitBake')
 logger = logging.getLogger('BitBake.Build')
 
+verboseShellLogging = False
+verboseStdoutLogging = False
+
 __mtime_cache = {}
 
 def cached_mtime_noerror(f):
@@ -413,7 +416,7 @@
 
         bb.data.emit_func(func, script, d)
 
-        if bb.msg.loggerVerboseLogs:
+        if verboseShellLogging or bb.utils.to_boolean(d.getVar("BB_VERBOSE_LOGS", False)):
             script.write("set -x\n")
         if cwd:
             script.write("cd '%s'\n" % cwd)
@@ -433,7 +436,7 @@
         if fakerootcmd:
             cmd = [fakerootcmd, runfile]
 
-    if bb.msg.loggerDefaultVerbose:
+    if verboseStdoutLogging:
         logfile = LogTee(logger, StdoutNoopContextManager())
     else:
         logfile = StdoutNoopContextManager()
diff --git a/poky/bitbake/lib/bb/cache.py b/poky/bitbake/lib/bb/cache.py
index b819a0c..9e0c931 100644
--- a/poky/bitbake/lib/bb/cache.py
+++ b/poky/bitbake/lib/bb/cache.py
@@ -636,7 +636,7 @@
                 # Have to be careful about spaces and colons in filenames
                 flist = self.filelist_regex.split(fl)
                 for f in flist:
-                    if not f or "*" in f:
+                    if not f:
                         continue
                     f, exist = f.split(":")
                     if (exist == "True" and not os.path.exists(f)) or (exist == "False" and os.path.exists(f)):
diff --git a/poky/bitbake/lib/bb/command.py b/poky/bitbake/lib/bb/command.py
index 4d152ff..f8c6a03 100644
--- a/poky/bitbake/lib/bb/command.py
+++ b/poky/bitbake/lib/bb/command.py
@@ -54,13 +54,20 @@
         self.cooker = cooker
         self.cmds_sync = CommandsSync()
         self.cmds_async = CommandsAsync()
-        self.remotedatastores = bb.remotedata.RemoteDatastores(cooker)
+        self.remotedatastores = None
 
         # FIXME Add lock for this
         self.currentAsyncCommand = None
 
     def runCommand(self, commandline, ro_only = False):
         command = commandline.pop(0)
+
+        # Ensure cooker is ready for commands
+        if command != "updateConfig" and command != "setFeatures":
+            self.cooker.init_configdata()
+            if not self.remotedatastores:
+                self.remotedatastores = bb.remotedata.RemoteDatastores(self.cooker)
+
         if hasattr(CommandsSync, command):
             # Can run synchronous commands straight away
             command_method = getattr(self.cmds_sync, command)
@@ -136,7 +143,8 @@
         self.cooker.finishcommand()
 
     def reset(self):
-        self.remotedatastores = bb.remotedata.RemoteDatastores(self.cooker)
+        if self.remotedatastores:
+           self.remotedatastores = bb.remotedata.RemoteDatastores(self.cooker)
 
 class CommandsSync:
     """
diff --git a/poky/bitbake/lib/bb/compat.py b/poky/bitbake/lib/bb/compat.py
deleted file mode 100644
index 4935668..0000000
--- a/poky/bitbake/lib/bb/compat.py
+++ /dev/null
@@ -1,10 +0,0 @@
-#
-# SPDX-License-Identifier: GPL-2.0-only
-#
-
-"""Code pulled from future python versions, here for compatibility"""
-
-from collections import MutableMapping, KeysView, ValuesView, ItemsView, OrderedDict
-from functools import total_ordering
-
-
diff --git a/poky/bitbake/lib/bb/cooker.py b/poky/bitbake/lib/bb/cooker.py
index 9123605..5442f7d 100644
--- a/poky/bitbake/lib/bb/cooker.py
+++ b/poky/bitbake/lib/bb/cooker.py
@@ -148,15 +148,16 @@
     Manages one bitbake build run
     """
 
-    def __init__(self, configuration, featureSet=None, idleCallBackRegister=None):
+    def __init__(self, featureSet=None, idleCallBackRegister=None):
         self.recipecaches = None
+        self.eventlog = None
         self.skiplist = {}
         self.featureset = CookerFeatures()
         if featureSet:
             for f in featureSet:
                 self.featureset.setFeature(f)
 
-        self.configuration = configuration
+        self.configuration = bb.cookerdata.CookerConfiguration()
 
         self.idleCallBackRegister = idleCallBackRegister
 
@@ -194,18 +195,6 @@
         self.hashserv = None
         self.hashservaddr = None
 
-        self.initConfigurationData()
-
-        bb.debug(1, "BBCooker parsed base configuration %s" % time.time())
-        sys.stdout.flush()
-
-        # we log all events to a file if so directed
-        if self.configuration.writeeventlog:
-            # register the log file writer as UI Handler
-            writer = EventWriter(self, self.configuration.writeeventlog)
-            EventLogWriteHandler = namedtuple('EventLogWriteHandler', ['event'])
-            bb.event.register_UIHhandler(EventLogWriteHandler(writer))
-
         self.inotify_modified_files = []
 
         def _process_inotify_updates(server, cooker, abort):
@@ -239,6 +228,13 @@
         bb.debug(1, "BBCooker startup complete %s" % time.time())
         sys.stdout.flush()
 
+    def init_configdata(self):
+        if not hasattr(self, "data"):
+            self.initConfigurationData()
+            bb.debug(1, "BBCooker parsed base configuration %s" % time.time())
+            sys.stdout.flush()
+            self.handlePRServ()
+
     def process_inotify_updates(self):
         for n in [self.confignotifier, self.notifier]:
             if n.check_events(timeout=0):
@@ -324,7 +320,7 @@
         for feature in features:
             self.featureset.setFeature(feature)
         bb.debug(1, "Features set %s (was %s)" % (original_featureset, list(self.featureset)))
-        if (original_featureset != list(self.featureset)) and self.state != state.error:
+        if (original_featureset != list(self.featureset)) and self.state != state.error and hasattr(self, "data"):
             self.reset()
 
     def initConfigurationData(self):
@@ -356,7 +352,7 @@
                 self.caches_array.append(getattr(module, cache_name))
             except ImportError as exc:
                 logger.critical("Unable to import extra RecipeInfo '%s' from '%s': %s" % (cache_name, module_name, exc))
-                sys.exit("FATAL: Failed to import extra cache class '%s'." % cache_name)
+                raise bb.BBHandledException()
 
         self.databuilder = bb.cookerdata.CookerDataBuilder(self.configuration, False)
         self.databuilder.parseBaseConfiguration()
@@ -413,11 +409,6 @@
             self.data.disableTracking()
 
     def parseConfiguration(self):
-        # Set log file verbosity
-        verboselogs = bb.utils.to_boolean(self.data.getVar("BB_VERBOSE_LOGS", False))
-        if verboselogs:
-            bb.msg.loggerVerboseLogs = True
-
         # Change nice level if we're asked to
         nice = self.data.getVar("BB_NICE_LEVEL")
         if nice:
@@ -451,7 +442,28 @@
                 logger.debug(1, "Marking as dirty due to '%s' option change to '%s'" % (o, options[o]))
                 print("Marking as dirty due to '%s' option change to '%s'" % (o, options[o]))
                 clean = False
-            setattr(self.configuration, o, options[o])
+            if hasattr(self.configuration, o):
+                setattr(self.configuration, o, options[o])
+
+        if self.configuration.writeeventlog:
+            if self.eventlog and self.eventlog[0] != self.configuration.writeeventlog:
+                bb.event.unregister_UIHhandler(self.eventlog[1])
+            if not self.eventlog or self.eventlog[0] != self.configuration.writeeventlog:
+                # we log all events to a file if so directed
+                # register the log file writer as UI Handler
+                writer = EventWriter(self, self.configuration.writeeventlog)
+                EventLogWriteHandler = namedtuple('EventLogWriteHandler', ['event'])
+                self.eventlog = (self.configuration.writeeventlog, bb.event.register_UIHhandler(EventLogWriteHandler(writer)))
+
+        bb.msg.loggerDefaultLogLevel = self.configuration.default_loglevel
+        bb.msg.loggerDefaultDomains = self.configuration.debug_domains
+
+        if hasattr(self, "data"):
+            origenv = bb.data.init()
+            for k in environment:
+                origenv.setVar(k, environment[k])
+            self.data.setVar("BB_ORIGENV", origenv)
+
         for k in bb.utils.approved_variables():
             if k in environment and k not in self.configuration.env:
                 logger.debug(1, "Updating new environment variable %s to %s" % (k, environment[k]))
@@ -467,6 +479,10 @@
                 logger.debug(1, "Updating environment variable %s from %s to %s" % (k, self.configuration.env[k], environment[k]))
                 self.configuration.env[k] = environment[k]
                 clean = False
+
+        # Now update all the variables not in the datastore to match
+        self.configuration.env = environment
+
         if not clean:
             logger.debug(1, "Base environment change, triggering reparse")
             self.reset()
@@ -1111,7 +1127,7 @@
             from bb import shell
         except ImportError:
             parselog.exception("Interactive mode not available")
-            sys.exit(1)
+            raise bb.BBHandledException()
         else:
             shell.start( self )
 
@@ -1547,6 +1563,7 @@
         if self.state in (state.shutdown, state.forceshutdown, state.error):
             if hasattr(self.parser, 'shutdown'):
                 self.parser.shutdown(clean=False, force = True)
+                self.parser.final_cleanup()
             raise bb.BBHandledException()
 
         if self.state != state.parsing:
@@ -1654,12 +1671,10 @@
         return pkgs_to_build
 
     def pre_serve(self):
-        # We now are in our own process so we can call this here.
-        # PRServ exits if its parent process exits
-        self.handlePRServ()
         return
 
     def post_serve(self):
+        self.shutdown(force=True)
         prserv.serv.auto_shutdown()
         if self.hashserv:
             self.hashserv.process.terminate()
@@ -1674,6 +1689,7 @@
 
         if self.parser:
             self.parser.shutdown(clean=not force, force=force)
+            self.parser.final_cleanup()
 
     def finishcommand(self):
         self.state = state.initial
@@ -1687,8 +1703,9 @@
         self.finishcommand()
         self.extraconfigdata = {}
         self.command.reset()
-        self.databuilder.reset()
-        self.data = self.databuilder.data
+        if hasattr(self, "data"):
+           self.databuilder.reset()
+           self.data = self.databuilder.data
         self.parsecache_valid = False
         self.baseconfig_valid = False
 
@@ -1745,10 +1762,10 @@
         collectlog.debug(1, "collecting .bb files")
 
         files = (config.getVar( "BBFILES") or "").split()
-        config.setVar("BBFILES", " ".join(files))
 
         # Sort files by priority
         files.sort( key=lambda fileitem: self.calc_bbfile_priority(fileitem)[0] )
+        config.setVar("BBFILES_PRIORITIZED", " ".join(files))
 
         if not len(files):
             files = self.get_bbfiles()
@@ -1977,7 +1994,8 @@
             except queue.Empty:
                 pass
             else:
-                self.results.cancel_join_thread()
+                self.results.close()
+                self.results.join_thread()
                 break
 
             if pending:
@@ -1986,6 +2004,8 @@
                 try:
                     job = self.jobs.pop()
                 except IndexError:
+                    self.results.close()
+                    self.results.join_thread()
                     break
                 result = self.parse(*job)
                 # Clear the siggen cache after parsing to control memory usage, its huge
@@ -2063,6 +2083,7 @@
 
         self.start()
         self.haveshutdown = False
+        self.syncthread = None
 
     def start(self):
         self.results = self.load_cached()
@@ -2070,6 +2091,9 @@
         if self.toparse:
             bb.event.fire(bb.event.ParseStarted(self.toparse), self.cfgdata)
             def init():
+                signal.signal(signal.SIGTERM, signal.SIG_DFL)
+                signal.signal(signal.SIGHUP, signal.SIG_DFL)
+                signal.signal(signal.SIGINT, signal.SIG_IGN)
                 bb.utils.set_process_name(multiprocessing.current_process().name)
                 multiprocessing.util.Finalize(None, bb.codeparser.parser_cache_save, exitpriority=1)
                 multiprocessing.util.Finalize(None, bb.fetch.fetcher_parse_save, exitpriority=1)
@@ -2103,12 +2127,9 @@
                                             self.total)
 
             bb.event.fire(event, self.cfgdata)
-            for process in self.processes:
-                self.parser_quit.put(None)
-        else:
-            self.parser_quit.cancel_join_thread()
-            for process in self.processes:
-                self.parser_quit.put(None)
+
+        for process in self.processes:
+            self.parser_quit.put(None)
 
         # Cleanup the queue before call process.join(), otherwise there might be
         # deadlocks.
@@ -2125,13 +2146,17 @@
             else:
                 process.join()
 
+        self.parser_quit.close()
+        # Allow data left in the cancel queue to be discarded
+        self.parser_quit.cancel_join_thread()
+
         def sync_caches():
             for c in self.bb_caches.values():
                 c.sync()
 
-        sync = threading.Thread(target=sync_caches)
+        sync = threading.Thread(target=sync_caches, name="SyncThread")
+        self.syncthread = sync
         sync.start()
-        multiprocessing.util.Finalize(None, sync.join, exitpriority=-100)
         bb.codeparser.parser_cache_savemerge()
         bb.fetch.fetcher_parse_done()
         if self.cooker.configuration.profile:
@@ -2145,6 +2170,10 @@
             bb.utils.process_profilelog(profiles, pout = pout)
             print("Processed parsing statistics saved to %s" % (pout))
 
+    def final_cleanup(self):
+        if self.syncthread:
+            self.syncthread.join()
+
     def load_cached(self):
         for mc, cache, filename, appends in self.fromcache:
             cached, infos = cache.load(filename, appends)
diff --git a/poky/bitbake/lib/bb/cookerdata.py b/poky/bitbake/lib/bb/cookerdata.py
index b86e7d4..91cc434 100644
--- a/poky/bitbake/lib/bb/cookerdata.py
+++ b/poky/bitbake/lib/bb/cookerdata.py
@@ -58,11 +58,18 @@
     def updateToServer(self, server, environment):
         options = {}
         for o in ["abort", "force", "invalidate_stamp",
-                  "verbose", "debug", "dry_run", "dump_signatures",
-                  "debug_domains", "extra_assume_provided", "profile",
-                  "prefile", "postfile", "server_timeout"]:
+                  "dry_run", "dump_signatures",
+                  "extra_assume_provided", "profile",
+                  "prefile", "postfile", "server_timeout",
+                  "nosetscene", "setsceneonly", "skipsetscene",
+                  "runall", "runonly", "writeeventlog"]:
             options[o] = getattr(self.options, o)
 
+        options['build_verbose_shell'] = self.options.verbose
+        options['build_verbose_stdout'] = self.options.verbose
+        options['default_loglevel'] = bb.msg.loggerDefaultLogLevel
+        options['debug_domains'] = bb.msg.loggerDefaultDomains
+
         ret, error = server.runCommand(["updateConfig", options, environment, sys.argv])
         if error:
             raise Exception("Unable to update the server configuration with local parameters: %s" % error)
@@ -111,11 +118,11 @@
     """
 
     def __init__(self):
-        self.debug_domains = []
+        self.debug_domains = bb.msg.loggerDefaultDomains
+        self.default_loglevel = bb.msg.loggerDefaultLogLevel
         self.extra_assume_provided = []
         self.prefile = []
         self.postfile = []
-        self.debug = 0
         self.cmd = None
         self.abort = True
         self.force = False
@@ -125,24 +132,17 @@
         self.skipsetscene = False
         self.invalidate_stamp = False
         self.dump_signatures = []
+        self.build_verbose_shell = False
+        self.build_verbose_stdout = False
         self.dry_run = False
         self.tracking = False
-        self.xmlrpcinterface = []
-        self.server_timeout = None
         self.writeeventlog = False
-        self.server_only = False
         self.limited_deps = False
         self.runall = []
         self.runonly = []
 
         self.env = {}
 
-    def setConfigParameters(self, parameters):
-        for key in self.__dict__.keys():
-            if key in parameters.options.__dict__:
-                setattr(self, key, parameters.options.__dict__[key])
-        self.env = parameters.environment.copy()
-
     def __getstate__(self):
         state = {}
         for key in self.__dict__.keys():
@@ -164,7 +164,7 @@
             import traceback
             parselog.critical(traceback.format_exc())
             parselog.critical("Unable to parse %s: %s" % (fn, exc))
-            sys.exit(1)
+            raise bb.BBHandledException()
         except bb.data_smart.ExpansionError as exc:
             import traceback
 
@@ -176,10 +176,10 @@
                 if not fn.startswith(bbdir):
                     break
             parselog.critical("Unable to parse %s" % fn, exc_info=(exc_class, exc, tb))
-            sys.exit(1)
+            raise bb.BBHandledException()
         except bb.parse.ParseError as exc:
             parselog.critical(str(exc))
-            sys.exit(1)
+            raise bb.BBHandledException()
     return wrapped
 
 @catch_parse_error
@@ -300,13 +300,13 @@
 
             self.data_hash = data_hash.hexdigest()
         except (SyntaxError, bb.BBHandledException):
-            raise bb.BBHandledException
+            raise bb.BBHandledException()
         except bb.data_smart.ExpansionError as e:
             logger.error(str(e))
-            raise bb.BBHandledException
+            raise bb.BBHandledException()
         except Exception:
             logger.exception("Error parsing configuration files")
-            raise bb.BBHandledException
+            raise bb.BBHandledException()
 
         # Create a copy so we can reset at a later date when UIs disconnect
         self.origdata = self.data
@@ -355,7 +355,7 @@
                 for layer in broken_layers:
                     parselog.critical("   %s", layer)
                 parselog.critical("Please check BBLAYERS in %s" % (layerconf))
-                sys.exit(1)
+                raise bb.BBHandledException()
 
             for layer in layers:
                 parselog.debug(2, "Adding layer %s", layer)
@@ -427,7 +427,7 @@
             handlerfn = data.getVarFlag(var, "filename", False)
             if not handlerfn:
                 parselog.critical("Undefined event handler function '%s'" % var)
-                sys.exit(1)
+                raise bb.BBHandledException()
             handlerln = int(data.getVarFlag(var, "lineno", False))
             bb.event.register(var, data.getVar(var, False),  (data.getVarFlag(var, "eventmask") or "").split(), handlerfn, handlerln)
 
diff --git a/poky/bitbake/lib/bb/daemonize.py b/poky/bitbake/lib/bb/daemonize.py
index f01e6ec..c187fcf 100644
--- a/poky/bitbake/lib/bb/daemonize.py
+++ b/poky/bitbake/lib/bb/daemonize.py
@@ -14,6 +14,8 @@
 import io
 import traceback
 
+import bb
+
 def createDaemon(function, logfile):
     """
     Detach a process from the controlling terminal and run it in the
diff --git a/poky/bitbake/lib/bb/data_smart.py b/poky/bitbake/lib/bb/data_smart.py
index 7f1b6dc..c559102 100644
--- a/poky/bitbake/lib/bb/data_smart.py
+++ b/poky/bitbake/lib/bb/data_smart.py
@@ -189,7 +189,7 @@
         if self.current.parent:
             self.current = self.current.parent
         else:
-            bb.warn("Include log: Tried to finish '%s' at top level." % filename)
+            bb.warn("Include log: Tried to finish '%s' at top level." % self.filename)
         return False
 
     def emit(self, o, level = 0):
diff --git a/poky/bitbake/lib/bb/event.py b/poky/bitbake/lib/bb/event.py
index 0e6d9b2..694b470 100644
--- a/poky/bitbake/lib/bb/event.py
+++ b/poky/bitbake/lib/bb/event.py
@@ -10,17 +10,17 @@
 # SPDX-License-Identifier: GPL-2.0-only
 #
 
-import sys
-import pickle
-import logging
-import atexit
-import traceback
 import ast
+import atexit
+import collections
+import logging
+import pickle
+import sys
 import threading
+import traceback
 
-import bb.utils
-import bb.compat
 import bb.exceptions
+import bb.utils
 
 # This is the pid for which we should generate the event. This is set when
 # the runqueue forks off.
@@ -56,7 +56,7 @@
     _handlers = h
 
 def clean_class_handlers():
-    return bb.compat.OrderedDict()
+    return collections.OrderedDict()
 
 # Internal
 _handlers = clean_class_handlers()
diff --git a/poky/bitbake/lib/bb/fetch2/__init__.py b/poky/bitbake/lib/bb/fetch2/__init__.py
index 756f602..7ec1fea 100644
--- a/poky/bitbake/lib/bb/fetch2/__init__.py
+++ b/poky/bitbake/lib/bb/fetch2/__init__.py
@@ -1195,8 +1195,6 @@
             paths = ud.method.localpaths(ud, d)
             for f in paths:
                 pth = ud.decodedurl
-                if '*' in pth:
-                    f = os.path.join(os.path.abspath(f), pth)
                 if f.startswith(dl_dir):
                     # The local fetcher's behaviour is to return a path under DL_DIR if it couldn't find the file anywhere else
                     if os.path.exists(f):
@@ -1365,9 +1363,6 @@
         # We cannot compute checksums for directories
         if os.path.isdir(urldata.localpath):
             return False
-        if urldata.localpath.find("*") != -1:
-            return False
-
         return True
 
     def recommends_checksum(self, urldata):
@@ -1430,11 +1425,6 @@
         iterate = False
         file = urldata.localpath
 
-        # Localpath can't deal with 'dir/*' entries, so it converts them to '.',
-        # but it must be corrected back for local files copying
-        if urldata.basename == '*' and file.endswith('/.'):
-            file = '%s/%s' % (file.rstrip('/.'), urldata.path)
-
         try:
             unpack = bb.utils.to_boolean(urldata.parm.get('unpack'), True)
         except ValueError as exc:
@@ -1613,8 +1603,6 @@
         """
         if os.path.exists(ud.localpath):
             return True
-        if ud.localpath.find("*") != -1:
-            return True
         return False
 
     def implicit_urldata(self, ud, d):
diff --git a/poky/bitbake/lib/bb/fetch2/local.py b/poky/bitbake/lib/bb/fetch2/local.py
index 01d9ff9..25d4557 100644
--- a/poky/bitbake/lib/bb/fetch2/local.py
+++ b/poky/bitbake/lib/bb/fetch2/local.py
@@ -17,7 +17,7 @@
 import urllib.request, urllib.parse, urllib.error
 import bb
 import bb.utils
-from   bb.fetch2 import FetchMethod, FetchError
+from   bb.fetch2 import FetchMethod, FetchError, ParameterError
 from   bb.fetch2 import logger
 
 class Local(FetchMethod):
@@ -33,6 +33,8 @@
         ud.basename = os.path.basename(ud.decodedurl)
         ud.basepath = ud.decodedurl
         ud.needdonestamp = False
+        if "*" in ud.decodedurl:
+            raise bb.fetch2.ParameterError("file:// urls using globbing are no longer supported. Please place the files in a directory and reference that instead.", ud.url)
         return
 
     def localpath(self, urldata, d):
@@ -55,12 +57,6 @@
             logger.debug(2, "Searching for %s in paths:\n    %s" % (path, "\n    ".join(filespath.split(":"))))
             newpath, hist = bb.utils.which(filespath, path, history=True)
             searched.extend(hist)
-        if (not newpath or not os.path.exists(newpath)) and path.find("*") != -1:
-            # For expressions using '*', best we can do is take the first directory in FILESPATH that exists
-            newpath, hist = bb.utils.which(filespath, ".", history=True)
-            searched.extend(hist)
-            logger.debug(2, "Searching for %s in path: %s" % (path, newpath))
-            return searched
         if not os.path.exists(newpath):
             dldirfile = os.path.join(d.getVar("DL_DIR"), path)
             logger.debug(2, "Defaulting to %s for %s" % (dldirfile, path))
@@ -70,8 +66,6 @@
         return searched
 
     def need_update(self, ud, d):
-        if ud.url.find("*") != -1:
-            return False
         if os.path.exists(ud.localpath):
             return False
         return True
@@ -95,9 +89,6 @@
         """
         Check the status of the url
         """
-        if urldata.localpath.find("*") != -1:
-            logger.info("URL %s looks like a glob and was therefore not checked.", urldata.url)
-            return True
         if os.path.exists(urldata.localpath):
             return True
         return False
diff --git a/poky/bitbake/lib/bb/fetch2/osc.py b/poky/bitbake/lib/bb/fetch2/osc.py
index 8f091ef..3a6cd29 100644
--- a/poky/bitbake/lib/bb/fetch2/osc.py
+++ b/poky/bitbake/lib/bb/fetch2/osc.py
@@ -8,12 +8,15 @@
 """
 
 import logging
+import os
 import  bb
 from    bb.fetch2 import FetchMethod
 from    bb.fetch2 import FetchError
 from    bb.fetch2 import MissingParameterError
 from    bb.fetch2 import runfetchcmd
 
+logger = logging.getLogger(__name__)
+
 class Osc(FetchMethod):
     """Class to fetch a module or modules from Opensuse build server
        repositories."""
diff --git a/poky/bitbake/lib/bb/fetch2/ssh.py b/poky/bitbake/lib/bb/fetch2/ssh.py
index 5e982ec..2c8557e 100644
--- a/poky/bitbake/lib/bb/fetch2/ssh.py
+++ b/poky/bitbake/lib/bb/fetch2/ssh.py
@@ -31,8 +31,7 @@
 #
 
 import re, os
-from   bb.fetch2 import FetchMethod
-from   bb.fetch2 import runfetchcmd
+from bb.fetch2 import check_network_access, FetchMethod, ParameterError, runfetchcmd
 
 
 __pattern__ = re.compile(r'''
@@ -65,7 +64,7 @@
 
     def urldata_init(self, urldata, d):
         if 'protocol' in urldata.parm and urldata.parm['protocol'] == 'git':
-            raise bb.fetch2.ParameterError(
+            raise ParameterError(
                 "Invalid protocol - if you wish to fetch from a git " +
                 "repository using ssh, you need to use " +
                 "git:// prefix with protocol=ssh", urldata.url)
@@ -105,7 +104,7 @@
             dldir
         )
 
-        bb.fetch2.check_network_access(d, cmd, urldata.url)
+        check_network_access(d, cmd, urldata.url)
 
         runfetchcmd(cmd, d)
 
diff --git a/poky/bitbake/lib/bb/fetch2/wget.py b/poky/bitbake/lib/bb/fetch2/wget.py
index f7d1de2..e6d9f52 100644
--- a/poky/bitbake/lib/bb/fetch2/wget.py
+++ b/poky/bitbake/lib/bb/fetch2/wget.py
@@ -208,10 +208,7 @@
                         fetch.connection_cache.remove_connection(h.host, h.port)
                     raise urllib.error.URLError(err)
                 else:
-                    try:
-                        r = h.getresponse(buffering=True)
-                    except TypeError: # buffering kw not supported
-                        r = h.getresponse()
+                    r = h.getresponse()
 
                 # Pick apart the HTTPResponse object to get the addinfourl
                 # object initialized properly.
diff --git a/poky/bitbake/lib/bb/main.py b/poky/bitbake/lib/bb/main.py
index af2880f..7990195 100755
--- a/poky/bitbake/lib/bb/main.py
+++ b/poky/bitbake/lib/bb/main.py
@@ -344,8 +344,6 @@
     except:
         pass
 
-    configuration.setConfigParameters(configParams)
-
     if configParams.server_only and configParams.remote_server:
             raise BBMainException("FATAL: The '--server-only' option conflicts with %s.\n" %
                                   ("the BBSERVER environment variable" if "BBSERVER" in os.environ \
@@ -357,13 +355,13 @@
 
     if "BBDEBUG" in os.environ:
         level = int(os.environ["BBDEBUG"])
-        if level > configuration.debug:
-            configuration.debug = level
+        if level > configParams.debug:
+            configParams.debug = level
 
-    bb.msg.init_msgconfig(configParams.verbose, configuration.debug,
-                          configuration.debug_domains)
+    bb.msg.init_msgconfig(configParams.verbose, configParams.debug,
+                          configParams.debug_domains)
 
-    server_connection, ui_module = setup_bitbake(configParams, configuration)
+    server_connection, ui_module = setup_bitbake(configParams)
     # No server connection
     if server_connection is None:
         if configParams.status_only:
@@ -390,7 +388,7 @@
 
     return 1
 
-def setup_bitbake(configParams, configuration, extrafeatures=None):
+def setup_bitbake(configParams, extrafeatures=None):
     # Ensure logging messages get sent to the UI as events
     handler = bb.event.LogHandler()
     if not configParams.status_only:
@@ -431,11 +429,11 @@
                         logger.info("bitbake server is not running.")
                         lock.close()
                         return None, None
-                    # we start a server with a given configuration
+                    # we start a server with a given featureset
                     logger.info("Starting bitbake server...")
                     # Clear the event queue since we already displayed messages
                     bb.event.ui_queue = []
-                    server = bb.server.process.BitBakeServer(lock, sockname, configuration, featureset)
+                    server = bb.server.process.BitBakeServer(lock, sockname, featureset, configParams.server_timeout, configParams.xmlrpcinterface)
 
                 else:
                     logger.info("Reconnecting to bitbake server...")
diff --git a/poky/bitbake/lib/bb/msg.py b/poky/bitbake/lib/bb/msg.py
index 2d88c4e..6f17b6a 100644
--- a/poky/bitbake/lib/bb/msg.py
+++ b/poky/bitbake/lib/bb/msg.py
@@ -14,6 +14,7 @@
 import copy
 import logging
 import logging.config
+import os
 from itertools import groupby
 import bb
 import bb.event
@@ -146,18 +147,12 @@
 #
 
 loggerDefaultLogLevel = BBLogFormatter.NOTE
-loggerDefaultVerbose = False
-loggerVerboseLogs = False
 loggerDefaultDomains = {}
 
 def init_msgconfig(verbose, debug, debug_domains=None):
     """
     Set default verbosity and debug levels config the logger
     """
-    bb.msg.loggerDefaultVerbose = verbose
-    if verbose:
-        bb.msg.loggerVerboseLogs = True
-
     if debug:
         bb.msg.loggerDefaultLogLevel = BBLogFormatter.DEBUG - debug + 1
     elif verbose:
diff --git a/poky/bitbake/lib/bb/namedtuple_with_abc.py b/poky/bitbake/lib/bb/namedtuple_with_abc.py
index 646aed6..e46dbf0 100644
--- a/poky/bitbake/lib/bb/namedtuple_with_abc.py
+++ b/poky/bitbake/lib/bb/namedtuple_with_abc.py
@@ -61,17 +61,9 @@
         return ABCMeta.__new__(mcls, name, bases, namespace)
 
 
-exec(
-    # Python 2.x metaclass declaration syntax
-    """class _NamedTupleABC(object):
-        '''The abstract base class + mix-in for named tuples.'''
-        __metaclass__ = _NamedTupleABCMeta
-        _fields = abstractproperty()""" if version_info[0] < 3 else
-    # Python 3.x metaclass declaration syntax
-    """class _NamedTupleABC(metaclass=_NamedTupleABCMeta):
-        '''The abstract base class + mix-in for named tuples.'''
-        _fields = abstractproperty()"""
-)
+class _NamedTupleABC(metaclass=_NamedTupleABCMeta):
+    '''The abstract base class + mix-in for named tuples.'''
+    _fields = abstractproperty()
 
 
 _namedtuple.abc = _NamedTupleABC
diff --git a/poky/bitbake/lib/bb/persist_data.py b/poky/bitbake/lib/bb/persist_data.py
index 7357ab2..5f4fbe3 100644
--- a/poky/bitbake/lib/bb/persist_data.py
+++ b/poky/bitbake/lib/bb/persist_data.py
@@ -12,14 +12,14 @@
 #
 
 import collections
+import contextlib
+import functools
 import logging
 import os.path
+import sqlite3
 import sys
 import warnings
-from bb.compat import total_ordering
 from collections import Mapping
-import sqlite3
-import contextlib
 
 sqlversion = sqlite3.sqlite_version_info
 if sqlversion[0] < 3 or (sqlversion[0] == 3 and sqlversion[1] < 3):
@@ -28,7 +28,7 @@
 
 logger = logging.getLogger("BitBake.PersistData")
 
-@total_ordering
+@functools.total_ordering
 class SQLTable(collections.MutableMapping):
     class _Decorators(object):
         @staticmethod
diff --git a/poky/bitbake/lib/bb/process.py b/poky/bitbake/lib/bb/process.py
index f36c929..7c3995c 100644
--- a/poky/bitbake/lib/bb/process.py
+++ b/poky/bitbake/lib/bb/process.py
@@ -7,6 +7,7 @@
 import subprocess
 import errno
 import select
+import bb
 
 logger = logging.getLogger('BitBake.Process')
 
diff --git a/poky/bitbake/lib/bb/runqueue.py b/poky/bitbake/lib/bb/runqueue.py
index 02a261e..28bdadb 100644
--- a/poky/bitbake/lib/bb/runqueue.py
+++ b/poky/bitbake/lib/bb/runqueue.py
@@ -376,7 +376,7 @@
 
         self.stampwhitelist = cfgData.getVar("BB_STAMP_WHITELIST") or ""
         self.multi_provider_whitelist = (cfgData.getVar("MULTI_PROVIDER_WHITELIST") or "").split()
-        self.setscenewhitelist = get_setscene_enforce_whitelist(cfgData)
+        self.setscenewhitelist = get_setscene_enforce_whitelist(cfgData, targets)
         self.setscenewhitelist_checked = False
         self.setscene_enforce = (cfgData.getVar('BB_SETSCENE_ENFORCE') == "1")
         self.init_progress_reporter = bb.progress.DummyMultiStageProcessProgressReporter()
@@ -1263,8 +1263,8 @@
             "fakerootnoenv" : self.rqdata.dataCaches[mc].fakerootnoenv,
             "sigdata" : bb.parse.siggen.get_taskdata(),
             "logdefaultlevel" : bb.msg.loggerDefaultLogLevel,
-            "logdefaultverbose" : bb.msg.loggerDefaultVerbose,
-            "logdefaultverboselogs" : bb.msg.loggerVerboseLogs,
+            "build_verbose_shell" : self.cooker.configuration.build_verbose_shell,
+            "build_verbose_stdout" : self.cooker.configuration.build_verbose_stdout,
             "logdefaultdomain" : bb.msg.loggerDefaultDomains,
             "prhost" : self.cooker.prhost,
             "buildname" : self.cfgData.getVar("BUILDNAME"),
@@ -2999,16 +2999,15 @@
             print("Warning, worker left partial message: %s" % self.queue)
         self.input.close()
 
-def get_setscene_enforce_whitelist(d):
+def get_setscene_enforce_whitelist(d, targets):
     if d.getVar('BB_SETSCENE_ENFORCE') != '1':
         return None
     whitelist = (d.getVar("BB_SETSCENE_ENFORCE_WHITELIST") or "").split()
     outlist = []
     for item in whitelist[:]:
         if item.startswith('%:'):
-            for target in sys.argv[1:]:
-                if not target.startswith('-'):
-                    outlist.append(target.split(':')[0] + ':' + item.split(':')[1])
+            for (mc, target, task, fn) in targets:
+                outlist.append(target + ':' + item.split(':')[1])
         else:
             outlist.append(item)
     return outlist
diff --git a/poky/bitbake/lib/bb/server/process.py b/poky/bitbake/lib/bb/server/process.py
index 65e1eab..c7cb34f 100644
--- a/poky/bitbake/lib/bb/server/process.py
+++ b/poky/bitbake/lib/bb/server/process.py
@@ -25,6 +25,7 @@
 import errno
 import re
 import datetime
+import pickle
 import bb.server.xmlrpcserver
 from bb import daemonize
 from multiprocessing import queues
@@ -34,11 +35,15 @@
 class ProcessTimeout(SystemExit):
     pass
 
+def serverlog(msg):
+    print(str(os.getpid()) + " " +  datetime.datetime.now().strftime('%H:%M:%S.%f') + " " + msg)
+    sys.stdout.flush()
+
 class ProcessServer():
     profile_filename = "profile.log"
     profile_processed_filename = "profile.log.processed"
 
-    def __init__(self, lock, sock, sockname, server_timeout, xmlrpcinterface):
+    def __init__(self, lock, lockname, sock, sockname, server_timeout, xmlrpcinterface):
         self.command_channel = False
         self.command_channel_reply = False
         self.quit = False
@@ -54,10 +59,12 @@
         self._idlefuns = {}
 
         self.bitbake_lock = lock
+        self.bitbake_lock_name = lockname
         self.sock = sock
         self.sockname = sockname
 
         self.server_timeout = server_timeout
+        self.timeout = self.server_timeout
         self.xmlrpcinterface = xmlrpcinterface
 
     def register_idle_function(self, function, data):
@@ -70,22 +77,7 @@
         if self.xmlrpcinterface[0]:
             self.xmlrpc = bb.server.xmlrpcserver.BitBakeXMLRPCServer(self.xmlrpcinterface, self.cooker, self)
 
-            print("Bitbake XMLRPC server address: %s, server port: %s" % (self.xmlrpc.host, self.xmlrpc.port))
-
-        heartbeat_event = self.cooker.data.getVar('BB_HEARTBEAT_EVENT')
-        if heartbeat_event:
-            try:
-                self.heartbeat_seconds = float(heartbeat_event)
-            except:
-                bb.warn('Ignoring invalid BB_HEARTBEAT_EVENT=%s, must be a float specifying seconds.' % heartbeat_event)
-
-        self.timeout = self.server_timeout or self.cooker.data.getVar('BB_SERVER_TIMEOUT')
-        try:
-            if self.timeout:
-                self.timeout = float(self.timeout)
-        except:
-            bb.warn('Ignoring invalid BB_SERVER_TIMEOUT=%s, must be a float specifying seconds.' % self.timeout)
-
+            serverlog("Bitbake XMLRPC server address: %s, server port: %s" % (self.xmlrpc.host, self.xmlrpc.port))
 
         try:
             self.bitbake_lock.seek(0)
@@ -96,7 +88,7 @@
                 self.bitbake_lock.write("%s\n" % (os.getpid()))
             self.bitbake_lock.flush()
         except Exception as e:
-            print("Error writing to lock file: %s" % str(e))
+            serverlog("Error writing to lock file: %s" % str(e))
             pass
 
         if self.cooker.configuration.profile:
@@ -110,7 +102,7 @@
 
             prof.dump_stats("profile.log")
             bb.utils.process_profilelog("profile.log")
-            print("Raw profiling information saved to profile.log and processed statistics to profile.log.processed")
+            serverlog("Raw profiling information saved to profile.log and processed statistics to profile.log.processed")
 
         else:
             ret = self.main()
@@ -129,10 +121,11 @@
         fds = [self.sock]
         if self.xmlrpc:
             fds.append(self.xmlrpc)
-        print("Entering server connection loop")
+        seendata = False
+        serverlog("Entering server connection loop")
 
         def disconnect_client(self, fds):
-            print("Disconnecting Client")
+            serverlog("Disconnecting Client")
             if self.controllersock:
                 fds.remove(self.controllersock)
                 self.controllersock.close()
@@ -150,12 +143,12 @@
                 self.haveui = False
             ready = select.select(fds,[],[],0)[0]
             if newconnections:
-                print("Starting new client")
+                serverlog("Starting new client")
                 conn = newconnections.pop(-1)
                 fds.append(conn)
                 self.controllersock = conn
             elif self.timeout is None and not ready:
-                print("No timeout, exiting.")
+                serverlog("No timeout, exiting.")
                 self.quit = True
 
         self.lastui = time.time()
@@ -164,17 +157,17 @@
                 while select.select([self.sock],[],[],0)[0]:
                     controllersock, address = self.sock.accept()
                     if self.controllersock:
-                        print("Queuing %s (%s)" % (str(ready), str(newconnections)))
+                        serverlog("Queuing %s (%s)" % (str(ready), str(newconnections)))
                         newconnections.append(controllersock)
                     else:
-                        print("Accepting %s (%s)" % (str(ready), str(newconnections)))
+                        serverlog("Accepting %s (%s)" % (str(ready), str(newconnections)))
                         self.controllersock = controllersock
                         fds.append(controllersock)
             if self.controllersock in ready:
                 try:
-                    print("Processing Client")
+                    serverlog("Processing Client")
                     ui_fds = recvfds(self.controllersock, 3)
-                    print("Connecting Client")
+                    serverlog("Connecting Client")
 
                     # Where to write events to
                     writer = ConnectionWriter(ui_fds[0])
@@ -198,14 +191,14 @@
 
             if not self.timeout == -1.0 and not self.haveui and self.timeout and \
                     (self.lastui + self.timeout) < time.time():
-                print("Server timeout, exiting.")
+                serverlog("Server timeout, exiting.")
                 self.quit = True
 
             # If we don't see a UI connection within maxuiwait, its unlikely we're going to see
             # one. We have had issue with processes hanging indefinitely so timing out UI-less
             # servers is useful.
             if not self.hadanyui and not self.xmlrpc and not self.timeout and (self.lastui + self.maxuiwait) < time.time():
-                print("No UI connection within max timeout, exiting to avoid infinite loop.")
+                serverlog("No UI connection within max timeout, exiting to avoid infinite loop.")
                 self.quit = True
 
             if self.command_channel in ready:
@@ -220,17 +213,37 @@
                     self.quit = True
                     continue
                 try:
-                    print("Running command %s" % command)
+                    serverlog("Running command %s" % command)
                     self.command_channel_reply.send(self.cooker.command.runCommand(command))
+                    serverlog("Command Completed")
                 except Exception as e:
                    logger.exception('Exception in server main event loop running command %s (%s)' % (command, str(e)))
 
             if self.xmlrpc in ready:
                 self.xmlrpc.handle_requests()
 
+            if not seendata and hasattr(self.cooker, "data"):
+                heartbeat_event = self.cooker.data.getVar('BB_HEARTBEAT_EVENT')
+                if heartbeat_event:
+                    try:
+                        self.heartbeat_seconds = float(heartbeat_event)
+                    except:
+                        bb.warn('Ignoring invalid BB_HEARTBEAT_EVENT=%s, must be a float specifying seconds.' % heartbeat_event)
+
+                self.timeout = self.server_timeout or self.cooker.data.getVar('BB_SERVER_TIMEOUT')
+                try:
+                    if self.timeout:
+                        self.timeout = float(self.timeout)
+                except:
+                    bb.warn('Ignoring invalid BB_SERVER_TIMEOUT=%s, must be a float specifying seconds.' % self.timeout)
+                seendata = True
+
             ready = self.idle_commands(.1, fds)
 
-        print("Exiting")
+        if len(threading.enumerate()) != 1:
+            serverlog("More than one thread left?: " + str(threading.enumerate()))
+
+        serverlog("Exiting")
         # Remove the socket file so we don't get any more connections to avoid races
         try:
             os.unlink(self.sockname)
@@ -253,39 +266,67 @@
 
         # Finally release the lockfile but warn about other processes holding it open
         lock = self.bitbake_lock
-        lockfile = lock.name
+        lockfile = self.bitbake_lock_name
+
+        def get_lock_contents(lockfile):
+            try:
+                with open(lockfile, "r") as f:
+                    return f.readlines()
+            except FileNotFoundError:
+                return None
+
+        lockcontents = get_lock_contents(lockfile)
+        serverlog("Original lockfile contents: " + str(lockcontents))
+
         lock.close()
         lock = None
 
         while not lock:
-            with bb.utils.timeout(3):
-                lock = bb.utils.lockfile(lockfile, shared=False, retry=False, block=True)
-                if lock:
-                    # We hold the lock so we can remove the file (hide stale pid data)
-                    # via unlockfile.
-                    bb.utils.unlockfile(lock)
-                    return
-
+            i = 0
+            lock = None
+            while not lock and i < 30:
+                lock = bb.utils.lockfile(lockfile, shared=False, retry=False, block=False)
                 if not lock:
-                    # Some systems may not have lsof available
-                    procs = None
+                    newlockcontents = get_lock_contents(lockfile)
+                    if newlockcontents != lockcontents:
+                        # A new server was started, the lockfile contents changed, we can exit
+                        serverlog("Lockfile now contains different contents, exiting: " + str(newlockcontents))
+                        return
+                    time.sleep(0.1)
+                i += 1
+            if lock:
+                # We hold the lock so we can remove the file (hide stale pid data)
+                # via unlockfile.
+                bb.utils.unlockfile(lock)
+                serverlog("Exiting as we could obtain the lock")
+                return
+
+            if not lock:
+                # Some systems may not have lsof available
+                procs = None
+                try:
+                    procs = subprocess.check_output(["lsof", '-w', lockfile], stderr=subprocess.STDOUT)
+                except subprocess.CalledProcessError:
+                    # File was deleted?
+                    continue
+                except OSError as e:
+                    if e.errno != errno.ENOENT:
+                        raise
+                if procs is None:
+                    # Fall back to fuser if lsof is unavailable
                     try:
-                        procs = subprocess.check_output(["lsof", '-w', lockfile], stderr=subprocess.STDOUT)
+                        procs = subprocess.check_output(["fuser", '-v', lockfile], stderr=subprocess.STDOUT)
+                    except subprocess.CalledProcessError:
+                        # File was deleted?
+                        continue
                     except OSError as e:
                         if e.errno != errno.ENOENT:
                             raise
-                    if procs is None:
-                        # Fall back to fuser if lsof is unavailable
-                        try:
-                            procs = subprocess.check_output(["fuser", '-v', lockfile], stderr=subprocess.STDOUT)
-                        except OSError as e:
-                            if e.errno != errno.ENOENT:
-                                raise
 
-                    msg = "Delaying shutdown due to active processes which appear to be holding bitbake.lock"
-                    if procs:
-                        msg += ":\n%s" % str(procs)
-                    print(msg)
+                msg = "Delaying shutdown due to active processes which appear to be holding bitbake.lock"
+                if procs:
+                    msg += ":\n%s" % str(procs.decode("utf-8"))
+                serverlog(msg)
 
     def idle_commands(self, delay, fds=None):
         nextsleep = delay
@@ -323,8 +364,9 @@
             self.next_heartbeat += self.heartbeat_seconds
             if self.next_heartbeat <= now:
                 self.next_heartbeat = now + self.heartbeat_seconds
-            heartbeat = bb.event.HeartbeatEvent(now)
-            bb.event.fire(heartbeat, self.cooker.data)
+            if hasattr(self.cooker, "data"):
+                heartbeat = bb.event.HeartbeatEvent(now)
+                bb.event.fire(heartbeat, self.cooker.data)
         if nextsleep and now + nextsleep > self.next_heartbeat:
             # Shorten timeout so that we we wake up in time for
             # the heartbeat.
@@ -353,7 +395,12 @@
             logger.info("No reply from server in 30s")
             if not self.recv.poll(30):
                 raise ProcessTimeout("Timeout while waiting for a reply from the bitbake server (60s)")
-        return self.recv.get()
+        ret, exc = self.recv.get()
+        # Should probably turn all exceptions in exc back into exceptions?
+        # For now, at least handle BBHandledException
+        if exc and ("BBHandledException" in exc or "SystemExit" in exc):
+            raise bb.BBHandledException()
+        return ret, exc
 
     def updateFeatureSet(self, featureset):
         _, error = self.runCommand(["setFeatures", featureset])
@@ -386,39 +433,26 @@
         self.connection.recv.close()
         return
 
+start_log_format = '--- Starting bitbake server pid %s at %s ---'
+start_log_datetime_format = '%Y-%m-%d %H:%M:%S.%f'
+
 class BitBakeServer(object):
-    start_log_format = '--- Starting bitbake server pid %s at %s ---'
-    start_log_datetime_format = '%Y-%m-%d %H:%M:%S.%f'
 
-    def __init__(self, lock, sockname, configuration, featureset):
+    def __init__(self, lock, sockname, featureset, server_timeout, xmlrpcinterface):
 
-        self.configuration = configuration
+        self.server_timeout = server_timeout
+        self.xmlrpcinterface = xmlrpcinterface
         self.featureset = featureset
         self.sockname = sockname
         self.bitbake_lock = lock
         self.readypipe, self.readypipein = os.pipe()
 
-        # Create server control socket
-        if os.path.exists(sockname):
-            os.unlink(sockname)
-
         # Place the log in the builddirectory alongside the lock file
         logfile = os.path.join(os.path.dirname(self.bitbake_lock.name), "bitbake-cookerdaemon.log")
+        self.logfile = logfile
 
-        self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
-        # AF_UNIX has path length issues so chdir here to workaround
-        cwd = os.getcwd()
-        try:
-            os.chdir(os.path.dirname(sockname))
-            self.sock.bind(os.path.basename(sockname))
-        finally:
-            os.chdir(cwd)
-        self.sock.listen(1)
-
-        os.set_inheritable(self.sock.fileno(), True)
         startdatetime = datetime.datetime.now()
         bb.daemonize.createDaemon(self._startServer, logfile)
-        self.sock.close()
         self.bitbake_lock.close()
         os.close(self.readypipein)
 
@@ -437,7 +471,7 @@
             ready.close()
             bb.error("Unable to start bitbake server (%s)" % str(r))
             if os.path.exists(logfile):
-                logstart_re = re.compile(self.start_log_format % ('([0-9]+)', '([0-9-]+ [0-9:.]+)'))
+                logstart_re = re.compile(start_log_format % ('([0-9]+)', '([0-9-]+ [0-9:.]+)'))
                 started = False
                 lines = []
                 lastlines = []
@@ -447,9 +481,9 @@
                             lines.append(line)
                         else:
                             lastlines.append(line)
-                            res = logstart_re.match(line.rstrip())
+                            res = logstart_re.search(line.rstrip())
                             if res:
-                                ldatetime = datetime.datetime.strptime(res.group(2), self.start_log_datetime_format)
+                                ldatetime = datetime.datetime.strptime(res.group(2), start_log_datetime_format)
                                 if ldatetime >= startdatetime:
                                     started = True
                                     lines.append(line)
@@ -470,28 +504,53 @@
         ready.close()
 
     def _startServer(self):
-        print(self.start_log_format % (os.getpid(), datetime.datetime.now().strftime(self.start_log_datetime_format)))
-        sys.stdout.flush()
+        os.close(self.readypipe)
+        os.set_inheritable(self.bitbake_lock.fileno(), True)
+        os.set_inheritable(self.readypipein, True)
+        serverscript = os.path.realpath(os.path.dirname(__file__) + "/../../../bin/bitbake-server")
+        os.execl(sys.executable, "bitbake-server", serverscript, "decafbad", str(self.bitbake_lock.fileno()), str(self.readypipein), self.logfile, self.bitbake_lock.name, self.sockname,  str(self.server_timeout), str(self.xmlrpcinterface[0]), str(self.xmlrpcinterface[1]))
 
+def execServer(lockfd, readypipeinfd, lockname, sockname, server_timeout, xmlrpcinterface):
+
+    import bb.cookerdata
+    import bb.cooker
+
+    serverlog(start_log_format % (os.getpid(), datetime.datetime.now().strftime(start_log_datetime_format)))
+
+    try:
+        bitbake_lock = os.fdopen(lockfd, "w")
+
+        # Create server control socket
+        if os.path.exists(sockname):
+            os.unlink(sockname)
+
+        sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+        # AF_UNIX has path length issues so chdir here to workaround
+        cwd = os.getcwd()
         try:
-            server = ProcessServer(self.bitbake_lock, self.sock, self.sockname, self.configuration.server_timeout, self.configuration.xmlrpcinterface)
-            os.close(self.readypipe)
-            writer = ConnectionWriter(self.readypipein)
-            try:
-                self.cooker = bb.cooker.BBCooker(self.configuration, self.featureset, server.register_idle_function)
-            except bb.BBHandledException:
-                return None
-            writer.send("r")
-            writer.close()
-            server.cooker = self.cooker
-            print("Started bitbake server pid %d" % os.getpid())
-            sys.stdout.flush()
-
-            server.run()
+            os.chdir(os.path.dirname(sockname))
+            sock.bind(os.path.basename(sockname))
         finally:
-            # Flush any ,essages/errors to the logfile before exit
-            sys.stdout.flush()
-            sys.stderr.flush()
+            os.chdir(cwd)
+        sock.listen(1)
+
+        server = ProcessServer(bitbake_lock, lockname, sock, sockname, server_timeout, xmlrpcinterface)
+        writer = ConnectionWriter(readypipeinfd)
+        try:
+            featureset = []
+            cooker = bb.cooker.BBCooker(featureset, server.register_idle_function)
+        except bb.BBHandledException:
+            return None
+        writer.send("r")
+        writer.close()
+        server.cooker = cooker
+        serverlog("Started bitbake server pid %d" % os.getpid())
+
+        server.run()
+    finally:
+        # Flush any ,essages/errors to the logfile before exit
+        sys.stdout.flush()
+        sys.stderr.flush()
 
 def connectProcessServer(sockname, featureset):
     # Connect to socket
diff --git a/poky/bitbake/lib/bb/siggen.py b/poky/bitbake/lib/bb/siggen.py
index 4c63b0b..ad49d1e 100644
--- a/poky/bitbake/lib/bb/siggen.py
+++ b/poky/bitbake/lib/bb/siggen.py
@@ -752,7 +752,7 @@
         _, mc, a = a.split(":", 2)
     b = a.rsplit("/", 2)[1] + '/' + a.rsplit("/", 2)[2]
     if a.startswith("virtual:"):
-        b = b + ":" + a.rsplit(":", 1)[0]
+        b = b + ":" + a.rsplit(":", 2)[0]
     if mc:
         b = b + ":mc:" + mc
     return b
diff --git a/poky/bitbake/lib/bb/tests/cow.py b/poky/bitbake/lib/bb/tests/cow.py
index bf6e79f..7514264 100644
--- a/poky/bitbake/lib/bb/tests/cow.py
+++ b/poky/bitbake/lib/bb/tests/cow.py
@@ -4,9 +4,17 @@
 # SPDX-License-Identifier: GPL-2.0-only
 #
 # Copyright 2006 Holger Freyther <freyther@handhelds.org>
+# Copyright (C) 2020  Agilent Technologies, Inc.
 #
 
+import io
+import re
+import sys
 import unittest
+import contextlib
+import collections
+
+from bb.COW import COWDictBase, COWSetBase, COWDictMeta, COWSetMeta
 
 
 class COWTestCase(unittest.TestCase):
@@ -14,11 +22,61 @@
     Test case for the COW module from mithro
     """
 
+    def setUp(self):
+        self._track_warnings = False
+        self._warning_file = io.StringIO()
+        self._unhandled_warnings = collections.deque()
+        COWDictBase.__warn__ = self._warning_file
+
+    def tearDown(self):
+        COWDictBase.__warn__ = sys.stderr
+        if self._track_warnings:
+            self._checkAllWarningsRead()
+
+    def trackWarnings(self):
+        self._track_warnings = True
+
+    def _collectWarnings(self):
+        self._warning_file.seek(0)
+        for warning in self._warning_file:
+            self._unhandled_warnings.append(warning.rstrip("\n"))
+        self._warning_file.truncate(0)
+        self._warning_file.seek(0)
+
+    def _checkAllWarningsRead(self):
+        self._collectWarnings()
+        self.assertSequenceEqual(self._unhandled_warnings, [])
+
+    @contextlib.contextmanager
+    def checkReportsWarning(self, expected_warning):
+        self._checkAllWarningsRead()
+        yield
+        self._collectWarnings()
+        warning = self._unhandled_warnings.popleft()
+        self.assertEqual(warning, expected_warning)
+
+    def checkStrOutput(self, obj, expected_levels, expected_keys):
+        if obj.__class__ is COWDictMeta:
+            expected_class_name = "COWDict"
+        elif obj.__class__ is COWSetMeta:
+            expected_class_name = "COWSet"
+        else:
+            self.fail("obj is of unknown type {0}".format(type(obj)))
+        s = str(obj)
+        regex = re.compile(r"<(\w+) Level: (\d+) Current Keys: (\d+)>")
+        match = regex.match(s)
+        self.assertIsNotNone(match, "bad str output: '{0}'".format(s))
+        class_name = match.group(1)
+        self.assertEqual(class_name, expected_class_name)
+        levels = int(match.group(2))
+        self.assertEqual(levels, expected_levels, "wrong # levels in str: '{0}'".format(s))
+        keys = int(match.group(3))
+        self.assertEqual(keys, expected_keys, "wrong # keys in str: '{0}'".format(s))
+
     def testGetSet(self):
         """
         Test and set
         """
-        from bb.COW import COWDictBase
         a = COWDictBase.copy()
 
         self.assertEqual(False, 'a' in a)
@@ -27,16 +85,14 @@
         a['b'] = 'b'
         self.assertEqual(True, 'a' in a)
         self.assertEqual(True, 'b' in a)
-        self.assertEqual('a', a['a'] )
-        self.assertEqual('b', a['b'] )
+        self.assertEqual('a', a['a'])
+        self.assertEqual('b', a['b'])
 
     def testCopyCopy(self):
         """
         Test the copy of copies
         """
 
-        from bb.COW import COWDictBase
-
         # create two COW dict 'instances'
         b = COWDictBase.copy()
         c = COWDictBase.copy()
@@ -94,30 +150,168 @@
         self.assertEqual(False, 'e' in b_2)
 
     def testCow(self):
-        from bb.COW import COWDictBase
+        self.trackWarnings()
+
         c = COWDictBase.copy()
         c['123'] = 1027
         c['other'] = 4711
-        c['d'] = { 'abc' : 10, 'bcd' : 20 }
+        c['d'] = {'abc': 10, 'bcd': 20}
 
         copy = c.copy()
 
         self.assertEqual(1027, c['123'])
         self.assertEqual(4711, c['other'])
-        self.assertEqual({'abc':10, 'bcd':20}, c['d'])
+        self.assertEqual({'abc': 10, 'bcd': 20}, c['d'])
         self.assertEqual(1027, copy['123'])
         self.assertEqual(4711, copy['other'])
-        self.assertEqual({'abc':10, 'bcd':20}, copy['d'])
+        with self.checkReportsWarning("Warning: Doing a copy because d is a mutable type."):
+            self.assertEqual({'abc': 10, 'bcd': 20}, copy['d'])
 
         # cow it now
         copy['123'] = 1028
         copy['other'] = 4712
         copy['d']['abc'] = 20
 
-
         self.assertEqual(1027, c['123'])
         self.assertEqual(4711, c['other'])
-        self.assertEqual({'abc':10, 'bcd':20}, c['d'])
+        self.assertEqual({'abc': 10, 'bcd': 20}, c['d'])
         self.assertEqual(1028, copy['123'])
         self.assertEqual(4712, copy['other'])
-        self.assertEqual({'abc':20, 'bcd':20}, copy['d'])
+        self.assertEqual({'abc': 20, 'bcd': 20}, copy['d'])
+
+    def testOriginalTestSuite(self):
+        # This test suite is a port of the original one from COW.py
+        self.trackWarnings()
+
+        a = COWDictBase.copy()
+        self.checkStrOutput(a, 1, 0)
+
+        a['a'] = 'a'
+        a['b'] = 'b'
+        a['dict'] = {}
+        self.checkStrOutput(a, 1, 4)  # 4th member is dict__mutable__
+
+        b = a.copy()
+        self.checkStrOutput(b, 2, 0)
+        b['c'] = 'b'
+        self.checkStrOutput(b, 2, 1)
+
+        with self.checkReportsWarning("Warning: If you aren't going to change any of the values call with True."):
+            self.assertListEqual(list(a.iteritems()),
+                                 [('a', 'a'),
+                                  ('b', 'b'),
+                                  ('dict', {})
+                                  ])
+
+        with self.checkReportsWarning("Warning: If you aren't going to change any of the values call with True."):
+            b_gen = b.iteritems()
+        self.assertTupleEqual(next(b_gen), ('a', 'a'))
+        self.assertTupleEqual(next(b_gen), ('b', 'b'))
+        self.assertTupleEqual(next(b_gen), ('c', 'b'))
+        with self.checkReportsWarning("Warning: Doing a copy because dict is a mutable type."):
+            self.assertTupleEqual(next(b_gen), ('dict', {}))
+        with self.assertRaises(StopIteration):
+            next(b_gen)
+
+        b['dict']['a'] = 'b'
+        b['a'] = 'c'
+
+        self.checkStrOutput(a, 1, 4)
+        self.checkStrOutput(b, 2, 3)
+
+        with self.checkReportsWarning("Warning: If you aren't going to change any of the values call with True."):
+            self.assertListEqual(list(a.iteritems()),
+                                 [('a', 'a'),
+                                  ('b', 'b'),
+                                  ('dict', {})
+                                  ])
+
+        with self.checkReportsWarning("Warning: If you aren't going to change any of the values call with True."):
+            b_gen = b.iteritems()
+        self.assertTupleEqual(next(b_gen), ('a', 'c'))
+        self.assertTupleEqual(next(b_gen), ('b', 'b'))
+        self.assertTupleEqual(next(b_gen), ('c', 'b'))
+        self.assertTupleEqual(next(b_gen), ('dict', {'a': 'b'}))
+        with self.assertRaises(StopIteration):
+            next(b_gen)
+
+        with self.assertRaises(KeyError):
+            print(b["dict2"])
+
+        a['set'] = COWSetBase()
+        a['set'].add("o1")
+        a['set'].add("o1")
+        a['set'].add("o2")
+        self.assertSetEqual(set(a['set'].itervalues()), {"o1", "o2"})
+        self.assertSetEqual(set(b['set'].itervalues()), {"o1", "o2"})
+
+        b['set'].add('o3')
+        self.assertSetEqual(set(a['set'].itervalues()), {"o1", "o2"})
+        self.assertSetEqual(set(b['set'].itervalues()), {"o1", "o2", "o3"})
+
+        a['set2'] = set()
+        a['set2'].add("o1")
+        a['set2'].add("o1")
+        a['set2'].add("o2")
+
+        # We don't expect 'a' to change anymore
+        def check_a():
+            with self.checkReportsWarning("Warning: If you aren't going to change any of the values call with True."):
+                a_gen = a.iteritems()
+                self.assertTupleEqual(next(a_gen), ('a', 'a'))
+            self.assertTupleEqual(next(a_gen), ('b', 'b'))
+            self.assertTupleEqual(next(a_gen), ('dict', {}))
+            self.assertTupleEqual(next(a_gen), ('set2', {'o1', 'o2'}))
+            a_sub_set = next(a_gen)
+            self.assertEqual(a_sub_set[0], 'set')
+            self.checkStrOutput(a_sub_set[1], 1, 2)
+            self.assertSetEqual(set(a_sub_set[1].itervalues()), {'o1', 'o2'})
+
+        check_a()
+
+        b_gen = b.iteritems(readonly=True)
+        self.assertTupleEqual(next(b_gen), ('a', 'c'))
+        self.assertTupleEqual(next(b_gen), ('b', 'b'))
+        self.assertTupleEqual(next(b_gen), ('c', 'b'))
+        self.assertTupleEqual(next(b_gen), ('dict', {'a': 'b'}))
+        self.assertTupleEqual(next(b_gen), ('set2', {'o1', 'o2'}))
+        b_sub_set = next(b_gen)
+        self.assertEqual(b_sub_set[0], 'set')
+        self.checkStrOutput(b_sub_set[1], 2, 1)
+        self.assertSetEqual(set(b_sub_set[1].itervalues()), {'o1', 'o2', 'o3'})
+
+        del b['b']
+        with self.assertRaises(KeyError):
+            print(b['b'])
+        self.assertFalse('b' in b)
+
+        check_a()
+
+        b.__revertitem__('b')
+        check_a()
+        self.assertEqual(b['b'], 'b')
+        self.assertTrue('b' in b)
+
+        b.__revertitem__('dict')
+        check_a()
+
+        b_gen = b.iteritems(readonly=True)
+        self.assertTupleEqual(next(b_gen), ('a', 'c'))
+        self.assertTupleEqual(next(b_gen), ('b', 'b'))
+        self.assertTupleEqual(next(b_gen), ('c', 'b'))
+        self.assertTupleEqual(next(b_gen), ('dict', {}))
+        self.assertTupleEqual(next(b_gen), ('set2', {'o1', 'o2'}))
+        b_sub_set = next(b_gen)
+        self.assertEqual(b_sub_set[0], 'set')
+        self.checkStrOutput(b_sub_set[1], 2, 1)
+        self.assertSetEqual(set(b_sub_set[1].itervalues()), {'o1', 'o2', 'o3'})
+
+        self.checkStrOutput(a, 1, 6)
+        self.checkStrOutput(b, 2, 3)
+
+    def testSetMethods(self):
+        s = COWSetBase()
+        with self.assertRaises(TypeError):
+            print(s.iteritems())
+        with self.assertRaises(TypeError):
+            print(s.iterkeys())
diff --git a/poky/bitbake/lib/bb/tests/data.py b/poky/bitbake/lib/bb/tests/data.py
index 5f19504..1d4a64b 100644
--- a/poky/bitbake/lib/bb/tests/data.py
+++ b/poky/bitbake/lib/bb/tests/data.py
@@ -12,6 +12,7 @@
 import bb.data
 import bb.parse
 import logging
+import os
 
 class LogRecord():
     def __enter__(self):
diff --git a/poky/bitbake/lib/bb/tests/event.py b/poky/bitbake/lib/bb/tests/event.py
index 9229b63..9ca7e9b 100644
--- a/poky/bitbake/lib/bb/tests/event.py
+++ b/poky/bitbake/lib/bb/tests/event.py
@@ -6,17 +6,18 @@
 # SPDX-License-Identifier: GPL-2.0-only
 #
 
-import unittest
-import bb
-import logging
-import bb.compat
-import bb.event
+import collections
 import importlib
+import logging
+import pickle
 import threading
 import time
-import pickle
+import unittest
 from unittest.mock import Mock
 from unittest.mock import call
+
+import bb
+import bb.event
 from bb.msg import BBLogFormatter
 
 
@@ -75,7 +76,7 @@
 
     def _create_test_handlers(self):
         """ Method used to create a test handler ordered dictionary """
-        test_handlers = bb.compat.OrderedDict()
+        test_handlers = collections.OrderedDict()
         test_handlers["handler1"] = self._test_process.handler1
         test_handlers["handler2"] = self._test_process.handler2
         return test_handlers
@@ -96,7 +97,7 @@
 
     def test_clean_class_handlers(self):
         """ Test clean_class_handlers method """
-        cleanDict = bb.compat.OrderedDict()
+        cleanDict = collections.OrderedDict()
         self.assertEqual(cleanDict,
                          bb.event.clean_class_handlers())
 
diff --git a/poky/bitbake/lib/bb/tests/fetch.py b/poky/bitbake/lib/bb/tests/fetch.py
index 29c96b2..0ecf044 100644
--- a/poky/bitbake/lib/bb/tests/fetch.py
+++ b/poky/bitbake/lib/bb/tests/fetch.py
@@ -602,8 +602,8 @@
         self.assertEqual(tree, ['a', 'dir/c'])
 
     def test_local_wildcard(self):
-        tree = self.fetchUnpack(['file://a', 'file://dir/*'])
-        self.assertEqual(tree, ['a',  'dir/c', 'dir/d', 'dir/subdir/e'])
+        with self.assertRaises(bb.fetch2.ParameterError):
+            tree = self.fetchUnpack(['file://a', 'file://dir/*'])
 
     def test_local_dir(self):
         tree = self.fetchUnpack(['file://a', 'file://dir'])
@@ -1156,7 +1156,8 @@
         ("mtd-utils", "git://git.yoctoproject.org/mtd-utils.git", "ca39eb1d98e736109c64ff9c1aa2a6ecca222d8f", "")
             : "1.5.0",
         # version pattern "pkg_name-X.Y"
-        ("presentproto", "git://anongit.freedesktop.org/git/xorg/proto/presentproto", "24f3a56e541b0a9e6c6ee76081f441221a120ef9", "")
+        # mirror of git://anongit.freedesktop.org/git/xorg/proto/presentproto since network issues interfered with testing
+        ("presentproto", "git://git.yoctoproject.org/bbfetchtests-presentproto", "24f3a56e541b0a9e6c6ee76081f441221a120ef9", "")
             : "1.0",
         # version pattern "pkg_name-vX.Y.Z"
         ("dtc", "git://git.qemu.org/dtc.git", "65cc4d2748a2c2e6f27f1cf39e07a5dbabd80ebf", "")
@@ -1170,7 +1171,8 @@
         ("mobile-broadband-provider-info", "git://gitlab.gnome.org/GNOME/mobile-broadband-provider-info.git;protocol=https", "4ed19e11c2975105b71b956440acdb25d46a347d", "")
             : "20120614",
         # packages with a valid UPSTREAM_CHECK_GITTAGREGEX
-        ("xf86-video-omap", "git://anongit.freedesktop.org/xorg/driver/xf86-video-omap", "ae0394e687f1a77e966cf72f895da91840dffb8f", "(?P<pver>(\d+\.(\d\.?)*))")
+                # mirror of git://anongit.freedesktop.org/xorg/driver/xf86-video-omap since network issues interfered with testing
+        ("xf86-video-omap", "git://git.yoctoproject.org/bbfetchtests-xf86-video-omap", "ae0394e687f1a77e966cf72f895da91840dffb8f", "(?P<pver>(\d+\.(\d\.?)*))")
             : "0.4.3",
         ("build-appliance-image", "git://git.yoctoproject.org/poky", "b37dd451a52622d5b570183a81583cc34c2ff555", "(?P<pver>(([0-9][\.|_]?)+[0-9]))")
             : "11.0.0",
@@ -1262,9 +1264,7 @@
 
 
 class FetchCheckStatusTest(FetcherTest):
-    test_wget_uris = ["http://www.cups.org/software/1.7.2/cups-1.7.2-source.tar.bz2",
-                      "http://www.cups.org/",
-                      "http://downloads.yoctoproject.org/releases/sato/sato-engine-0.1.tar.gz",
+    test_wget_uris = ["http://downloads.yoctoproject.org/releases/sato/sato-engine-0.1.tar.gz",
                       "http://downloads.yoctoproject.org/releases/sato/sato-engine-0.2.tar.gz",
                       "http://downloads.yoctoproject.org/releases/sato/sato-engine-0.3.tar.gz",
                       "https://yoctoproject.org/",
diff --git a/poky/bitbake/lib/bb/tinfoil.py b/poky/bitbake/lib/bb/tinfoil.py
index dccbe0e..2fb1bb7 100644
--- a/poky/bitbake/lib/bb/tinfoil.py
+++ b/poky/bitbake/lib/bb/tinfoil.py
@@ -22,7 +22,6 @@
 import bb.utils
 import bb.command
 import bb.remotedata
-from bb.cookerdata import CookerConfiguration
 from bb.main import setup_bitbake, BitBakeConfigParameters
 import bb.fetch2
 
@@ -381,18 +380,13 @@
         if not config_params:
             config_params = TinfoilConfigParameters(config_only=config_only, quiet=quiet)
 
-        cookerconfig = CookerConfiguration()
-        cookerconfig.setConfigParameters(config_params)
-
         if not config_only:
             # Disable local loggers because the UI module is going to set up its own
             for handler in self.localhandlers:
                 self.logger.handlers.remove(handler)
             self.localhandlers = []
 
-        self.server_connection, ui_module = setup_bitbake(config_params,
-                            cookerconfig,
-                            extrafeatures)
+        self.server_connection, ui_module = setup_bitbake(config_params, extrafeatures)
 
         self.ui_module = ui_module
 
@@ -738,7 +732,7 @@
                                 continue
                             if helper.eventHandler(event):
                                 if isinstance(event, bb.build.TaskFailedSilent):
-                                    logger.warning("Logfile for failed setscene task is %s" % event.logfile)
+                                    self.logger.warning("Logfile for failed setscene task is %s" % event.logfile)
                                 elif isinstance(event, bb.build.TaskFailed):
                                     bb.ui.knotty.print_event_log(event, includelogs, loglines, termfilter)
                                 continue
@@ -812,18 +806,22 @@
         prepare() has been called, or use a with... block when you create
         the tinfoil object which will ensure that it gets called.
         """
-        if self.server_connection:
-            self.run_command('clientComplete')
-            _server_connections.remove(self.server_connection)
-            bb.event.ui_queue = []
-            self.server_connection.terminate()
-            self.server_connection = None
+        try:
+            if self.server_connection:
+                try:
+                    self.run_command('clientComplete')
+                finally:
+                    _server_connections.remove(self.server_connection)
+                    bb.event.ui_queue = []
+                    self.server_connection.terminate()
+                    self.server_connection = None
 
-        # Restore logging handlers to how it looked when we started
-        if self.oldhandlers:
-            for handler in self.logger.handlers:
-                if handler not in self.oldhandlers:
-                    self.logger.handlers.remove(handler)
+        finally:
+            # Restore logging handlers to how it looked when we started
+            if self.oldhandlers:
+                for handler in self.logger.handlers:
+                    if handler not in self.oldhandlers:
+                        self.logger.handlers.remove(handler)
 
     def _reconvert_type(self, obj, origtypename):
         """
diff --git a/poky/bitbake/lib/bb/ui/knotty.py b/poky/bitbake/lib/bb/ui/knotty.py
index 87e873d..a91e4fd 100644
--- a/poky/bitbake/lib/bb/ui/knotty.py
+++ b/poky/bitbake/lib/bb/ui/knotty.py
@@ -144,7 +144,7 @@
                 pass
         if not cr:
             try:
-                cr = (env['LINES'], env['COLUMNS'])
+                cr = (os.environ['LINES'], os.environ['COLUMNS'])
             except:
                 cr = (25, 80)
         return cr
@@ -380,14 +380,27 @@
               "bb.event.BuildBase", "bb.build.TaskStarted", "bb.build.TaskSucceeded", "bb.build.TaskFailedSilent",
               "bb.build.TaskProgress", "bb.event.ProcessStarted", "bb.event.ProcessProgress", "bb.event.ProcessFinished"]
 
+def drain_events_errorhandling(eventHandler):
+    # We don't have logging setup, we do need to show any events we see before exiting
+    event = True
+    logger = bb.msg.logger_create('bitbake', sys.stdout)
+    while event:
+        event = eventHandler.waitEvent(0)
+        if isinstance(event, logging.LogRecord):
+            logger.handle(event)
+
 def main(server, eventHandler, params, tf = TerminalFilter):
 
-    if not params.observe_only:
-        params.updateToServer(server, os.environ.copy())
+    try:
+        if not params.observe_only:
+            params.updateToServer(server, os.environ.copy())
 
-    includelogs, loglines, consolelogfile, logconfigfile = _log_settings_from_server(server, params.observe_only)
+        includelogs, loglines, consolelogfile, logconfigfile = _log_settings_from_server(server, params.observe_only)
 
-    loglevel, _ = bb.msg.constructLogOptions()
+        loglevel, _ = bb.msg.constructLogOptions()
+    except bb.BBHandledException:
+        drain_events_errorhandling(eventHandler)
+        return 1
 
     if params.options.quiet == 0:
         console_loglevel = loglevel
diff --git a/poky/bitbake/lib/bb/ui/ncurses.py b/poky/bitbake/lib/bb/ui/ncurses.py
index da4fbea..cf1c876 100644
--- a/poky/bitbake/lib/bb/ui/ncurses.py
+++ b/poky/bitbake/lib/bb/ui/ncurses.py
@@ -48,6 +48,8 @@
 import xmlrpc.client
 from bb.ui import uihelper
 
+logger = logging.getLogger(__name__)
+
 parsespin = itertools.cycle( r'|/-\\' )
 
 X = 0
diff --git a/poky/bitbake/lib/bb/ui/uievent.py b/poky/bitbake/lib/bb/ui/uievent.py
index 13d0d4a..8607d05 100644
--- a/poky/bitbake/lib/bb/ui/uievent.py
+++ b/poky/bitbake/lib/bb/ui/uievent.py
@@ -11,9 +11,13 @@
 client/server deadlocks.
 """
 
-import socket, threading, pickle, collections
+import collections, logging, pickle, socket, threading
 from xmlrpc.server import SimpleXMLRPCServer, SimpleXMLRPCRequestHandler
 
+import bb
+
+logger = logging.getLogger(__name__)
+
 class BBUIEventQueue:
     def __init__(self, BBServer, clientinfo=("localhost, 0")):
 
diff --git a/poky/bitbake/lib/bb/utils.py b/poky/bitbake/lib/bb/utils.py
index 50032e5..0b79f92 100644
--- a/poky/bitbake/lib/bb/utils.py
+++ b/poky/bitbake/lib/bb/utils.py
@@ -402,8 +402,8 @@
         (t, value, tb) = sys.exc_info()
         try:
             _print_exception(t, value, tb, realfile, text, context)
-        except Exception as e:
-            logger.error("Exception handler error: %s" % str(e))
+        except Exception as e2:
+            logger.error("Exception handler error: %s" % str(e2))
 
         e = bb.BBHandledException(e)
         raise e
@@ -433,20 +433,6 @@
         for lock in locks:
             bb.utils.unlockfile(lock)
 
-@contextmanager
-def timeout(seconds):
-    def timeout_handler(signum, frame):
-        pass
-
-    original_handler = signal.signal(signal.SIGALRM, timeout_handler)
-
-    try:
-        signal.alarm(seconds)
-        yield
-    finally:
-        signal.alarm(0)
-        signal.signal(signal.SIGALRM, original_handler)
-
 def lockfile(name, shared=False, retry=True, block=False):
     """
     Use the specified file as a lock file, return when the lock has
@@ -1085,21 +1071,20 @@
     # Either call with a list of filenames and set pout or a filename and optionally pout.
     if not pout:
         pout = fn + '.processed'
-    pout = open(pout, 'w')
-   
-    import pstats
-    if isinstance(fn, list):
-        p = pstats.Stats(*fn, stream=pout)
-    else:
-        p = pstats.Stats(fn, stream=pout)
-    p.sort_stats('time')
-    p.print_stats()
-    p.print_callers()
-    p.sort_stats('cumulative')
-    p.print_stats()
 
-    pout.flush()
-    pout.close()  
+    with open(pout, 'w') as pout:
+        import pstats
+        if isinstance(fn, list):
+            p = pstats.Stats(*fn, stream=pout)
+        else:
+            p = pstats.Stats(fn, stream=pout)
+        p.sort_stats('time')
+        p.print_stats()
+        p.print_callers()
+        p.sort_stats('cumulative')
+        p.print_stats()
+
+        pout.flush()
 
 #
 # Was present to work around multiprocessing pool bugs in python < 2.7.3
@@ -1472,14 +1457,20 @@
 
     return (notadded, notremoved)
 
-
-def get_file_layer(filename, d):
-    """Determine the collection (as defined by a layer's layer.conf file) containing the specified file"""
+def get_collection_res(d):
     collections = (d.getVar('BBFILE_COLLECTIONS') or '').split()
     collection_res = {}
     for collection in collections:
         collection_res[collection] = d.getVar('BBFILE_PATTERN_%s' % collection) or ''
 
+    return collection_res
+
+
+def get_file_layer(filename, d, collection_res={}):
+    """Determine the collection (as defined by a layer's layer.conf file) containing the specified file"""
+    if not collection_res:
+        collection_res = get_collection_res(d)
+
     def path_to_layer(path):
         # Use longest path so we handle nested layers
         matchlen = 0
@@ -1491,12 +1482,13 @@
         return match
 
     result = None
-    bbfiles = (d.getVar('BBFILES') or '').split()
+    bbfiles = (d.getVar('BBFILES_PRIORITIZED') or '').split()
     bbfilesmatch = False
     for bbfilesentry in bbfiles:
-        if fnmatch.fnmatch(filename, bbfilesentry):
+        if fnmatch.fnmatchcase(filename, bbfilesentry):
             bbfilesmatch = True
             result = path_to_layer(bbfilesentry)
+            break
 
     if not bbfilesmatch:
         # Probably a bbclass