[Subtree] Removing import-layers directory

As part of the move to subtrees, need to bring all the import layers
content to the top level.

Change-Id: I4a163d10898cbc6e11c27f776f60e1a470049d8f
Signed-off-by: Dave Cobbley <david.j.cobbley@linux.intel.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>

1 files changed, 2002 insertions, 0 deletions

diff --git a/poky/bitbake/lib/bb/ui/buildinfohelper.py b/poky/bitbake/lib/bb/ui/buildinfohelper.py
new file mode 100644
index 000000000..524a5b094
--- /dev/null
+++ b/poky/bitbake/lib/bb/ui/buildinfohelper.py
@@ -0,0 +1,2002 @@
+#
+# BitBake ToasterUI Implementation
+#
+# Copyright (C) 2013        Intel Corporation
+#
+# 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 sys
+import bb
+import re
+import os
+
+import django
+from django.utils import timezone
+
+import toaster
+# Add toaster module to the search path to help django.setup() find the right
+# modules
+sys.path.insert(0, os.path.dirname(toaster.__file__))
+
+#Set the DJANGO_SETTINGS_MODULE if it's not already set
+os.environ["DJANGO_SETTINGS_MODULE"] =\
+    os.environ.get("DJANGO_SETTINGS_MODULE",
+                   "toaster.toastermain.settings")
+# Setup django framework (needs to be done before importing modules)
+django.setup()
+
+from orm.models import Build, Task, Recipe, Layer_Version, Layer, Target, LogMessage, HelpText
+from orm.models import Target_Image_File, TargetKernelFile, TargetSDKFile
+from orm.models import Variable, VariableHistory
+from orm.models import Package, Package_File, Target_Installed_Package, Target_File
+from orm.models import Task_Dependency, Package_Dependency
+from orm.models import Recipe_Dependency, Provides
+from orm.models import Project, CustomImagePackage
+from orm.models import signal_runbuilds
+
+from bldcontrol.models import BuildEnvironment, BuildRequest
+from bldcontrol.models import BRLayer
+from bldcontrol import bbcontroller
+
+from bb.msg import BBLogFormatter as formatter
+from django.db import models
+from pprint import pformat
+import logging
+from datetime import datetime, timedelta
+
+from django.db import transaction, connection
+
+
+# pylint: disable=invalid-name
+# the logger name is standard throughout BitBake
+logger = logging.getLogger("ToasterLogger")
+
+class NotExisting(Exception):
+    pass
+
+class ORMWrapper(object):
+    """ This class creates the dictionaries needed to store information in the database
+        following the format defined by the Django models. It is also used to save this
+        information in the database.
+    """
+
+    def __init__(self):
+        self.layer_version_objects = []
+        self.layer_version_built = []
+        self.task_objects = {}
+        self.recipe_objects = {}
+
+    @staticmethod
+    def _build_key(**kwargs):
+        key = "0"
+        for k in sorted(kwargs.keys()):
+            if isinstance(kwargs[k], models.Model):
+                key += "-%d" % kwargs[k].id
+            else:
+                key += "-%s" % str(kwargs[k])
+        return key
+
+
+    def _cached_get_or_create(self, clazz, **kwargs):
+        """ This is a memory-cached get_or_create. We assume that the objects will not be created in the
+            database through any other means.
+        """
+
+        assert issubclass(clazz, models.Model), "_cached_get_or_create needs to get the class as first argument"
+
+        key = ORMWrapper._build_key(**kwargs)
+        dictname = "objects_%s" % clazz.__name__
+        if not dictname in vars(self).keys():
+            vars(self)[dictname] = {}
+
+        created = False
+        if not key in vars(self)[dictname].keys():
+            vars(self)[dictname][key], created = \
+                clazz.objects.get_or_create(**kwargs)
+
+        return (vars(self)[dictname][key], created)
+
+
+    def _cached_get(self, clazz, **kwargs):
+        """ This is a memory-cached get. We assume that the objects will not change  in the database between gets.
+        """
+        assert issubclass(clazz, models.Model), "_cached_get needs to get the class as first argument"
+
+        key = ORMWrapper._build_key(**kwargs)
+        dictname = "objects_%s" % clazz.__name__
+
+        if not dictname in vars(self).keys():
+            vars(self)[dictname] = {}
+
+        if not key in vars(self)[dictname].keys():
+            vars(self)[dictname][key] = clazz.objects.get(**kwargs)
+
+        return vars(self)[dictname][key]
+
+    def get_similar_target_with_image_files(self, target):
+        """
+        Get a Target object "similar" to target; i.e. with the same target
+        name ('core-image-minimal' etc.) and machine.
+        """
+        return target.get_similar_target_with_image_files()
+
+    def get_similar_target_with_sdk_files(self, target):
+        return target.get_similar_target_with_sdk_files()
+
+    def clone_image_artifacts(self, target_from, target_to):
+        target_to.clone_image_artifacts_from(target_from)
+
+    def clone_sdk_artifacts(self, target_from, target_to):
+        target_to.clone_sdk_artifacts_from(target_from)
+
+    def _timestamp_to_datetime(self, secs):
+        """
+        Convert timestamp in seconds to Python datetime
+        """
+        return timezone.make_aware(datetime(1970, 1, 1) + timedelta(seconds=secs))
+
+    # pylint: disable=no-self-use
+    # we disable detection of no self use in functions because the methods actually work on the object
+    # even if they don't touch self anywhere
+
+    # pylint: disable=bad-continuation
+    # we do not follow the python conventions for continuation indentation due to long lines here
+
+    def get_or_create_build_object(self, brbe):
+        prj = None
+        buildrequest = None
+        if brbe is not None:
+            # Toaster-triggered build
+            logger.debug(1, "buildinfohelper: brbe is %s" % brbe)
+            br, _ = brbe.split(":")
+            buildrequest = BuildRequest.objects.get(pk=br)
+            prj = buildrequest.project
+        else:
+            # CLI build
+            prj = Project.objects.get_or_create_default_project()
+            logger.debug(1, "buildinfohelper: project is not specified, defaulting to %s" % prj)
+
+        if buildrequest is not None:
+            # reuse existing Build object
+            build = buildrequest.build
+            build.project = prj
+            build.save()
+        else:
+            # create new Build object
+            now = timezone.now()
+            build = Build.objects.create(
+                project=prj,
+                started_on=now,
+                completed_on=now,
+                build_name='')
+
+        logger.debug(1, "buildinfohelper: build is created %s" % build)
+
+        if buildrequest is not None:
+            buildrequest.build = build
+            buildrequest.save()
+
+        return build
+
+    def update_build(self, build, data_dict):
+        for key in data_dict:
+            setattr(build, key, data_dict[key])
+        build.save()
+
+    @staticmethod
+    def get_or_create_targets(target_info):
+        """
+        NB get_or_create() is used here because for Toaster-triggered builds,
+        we already created the targets when the build was triggered.
+        """
+        result = []
+        for target in target_info['targets']:
+            task = ''
+            if ':' in target:
+                target, task = target.split(':', 1)
+            if task.startswith('do_'):
+                task = task[3:]
+            if task == 'build':
+                task = ''
+
+            obj, _ = Target.objects.get_or_create(build=target_info['build'],
+                                                  target=target,
+                                                  task=task)
+            result.append(obj)
+        return result
+
+    def update_build_stats_and_outcome(self, build, errors, warnings, taskfailures):
+        assert isinstance(build,Build)
+        assert isinstance(errors, int)
+        assert isinstance(warnings, int)
+
+        if build.outcome == Build.CANCELLED:
+            return
+        try:
+            if build.buildrequest.state == BuildRequest.REQ_CANCELLING:
+                return
+        except AttributeError:
+            # We may not have a buildrequest if this is a command line build
+            pass
+
+        outcome = Build.SUCCEEDED
+        if errors or taskfailures:
+            outcome = Build.FAILED
+
+        build.completed_on = timezone.now()
+        build.outcome = outcome
+        build.save()
+        signal_runbuilds()
+
+    def update_target_set_license_manifest(self, target, license_manifest_path):
+        target.license_manifest_path = license_manifest_path
+        target.save()
+
+    def update_target_set_package_manifest(self, target, package_manifest_path):
+        target.package_manifest_path = package_manifest_path
+        target.save()
+
+    def update_task_object(self, build, task_name, recipe_name, task_stats):
+        """
+        Find the task for build which matches the recipe and task name
+        to be stored
+        """
+        task_to_update = Task.objects.get(
+            build = build,
+            task_name = task_name,
+            recipe__name = recipe_name
+        )
+
+        if 'started' in task_stats and 'ended' in task_stats:
+            task_to_update.started = self._timestamp_to_datetime(task_stats['started'])
+            task_to_update.ended = self._timestamp_to_datetime(task_stats['ended'])
+            task_to_update.elapsed_time = (task_stats['ended'] - task_stats['started'])
+        task_to_update.cpu_time_user = task_stats.get('cpu_time_user')
+        task_to_update.cpu_time_system = task_stats.get('cpu_time_system')
+        if 'disk_io_read' in task_stats and 'disk_io_write' in task_stats:
+            task_to_update.disk_io_read = task_stats['disk_io_read']
+            task_to_update.disk_io_write = task_stats['disk_io_write']
+            task_to_update.disk_io = task_stats['disk_io_read'] + task_stats['disk_io_write']
+
+        task_to_update.save()
+
+    def get_update_task_object(self, task_information, must_exist = False):
+        assert 'build' in task_information
+        assert 'recipe' in task_information
+        assert 'task_name' in task_information
+
+        # we use must_exist info for database look-up optimization
+        task_object, created = self._cached_get_or_create(Task,
+                        build=task_information['build'],
+                        recipe=task_information['recipe'],
+                        task_name=task_information['task_name']
+                        )
+        if created and must_exist:
+            task_information['debug'] = "build id %d, recipe id %d" % (task_information['build'].pk, task_information['recipe'].pk)
+            raise NotExisting("Task object created when expected to exist", task_information)
+
+        object_changed = False
+        for v in vars(task_object):
+            if v in task_information.keys():
+                if vars(task_object)[v] != task_information[v]:
+                    vars(task_object)[v] = task_information[v]
+                    object_changed = True
+
+        # update setscene-related information if the task has a setscene
+        if task_object.outcome == Task.OUTCOME_COVERED and 1 == task_object.get_related_setscene().count():
+            task_object.outcome = Task.OUTCOME_CACHED
+            object_changed = True
+
+            outcome_task_setscene = Task.objects.get(task_executed=True, build = task_object.build,
+                                    recipe = task_object.recipe, task_name=task_object.task_name+"_setscene").outcome
+            if outcome_task_setscene == Task.OUTCOME_SUCCESS:
+                task_object.sstate_result = Task.SSTATE_RESTORED
+                object_changed = True
+            elif outcome_task_setscene == Task.OUTCOME_FAILED:
+                task_object.sstate_result = Task.SSTATE_FAILED
+                object_changed = True
+
+        if object_changed:
+            task_object.save()
+        return task_object
+
+
+    def get_update_recipe_object(self, recipe_information, must_exist = False):
+        assert 'layer_version' in recipe_information
+        assert 'file_path' in recipe_information
+        assert 'pathflags' in recipe_information
+
+        assert not recipe_information['file_path'].startswith("/")      # we should have layer-relative paths at all times
+
+
+        def update_recipe_obj(recipe_object):
+            object_changed = False
+            for v in vars(recipe_object):
+                if v in recipe_information.keys():
+                    object_changed = True
+                    vars(recipe_object)[v] = recipe_information[v]
+
+            if object_changed:
+                recipe_object.save()
+
+        recipe, created = self._cached_get_or_create(Recipe, layer_version=recipe_information['layer_version'],
+                                     file_path=recipe_information['file_path'], pathflags = recipe_information['pathflags'])
+
+        update_recipe_obj(recipe)
+
+        built_recipe = None
+        # Create a copy of the recipe for historical puposes and update it
+        for built_layer in self.layer_version_built:
+            if built_layer.layer == recipe_information['layer_version'].layer:
+                built_recipe, c = self._cached_get_or_create(Recipe,
+                        layer_version=built_layer,
+                        file_path=recipe_information['file_path'],
+                        pathflags = recipe_information['pathflags'])
+                update_recipe_obj(built_recipe)
+                break
+
+
+        # If we're in analysis mode or if this is a custom recipe
+        # then we are wholly responsible for the data
+        # and therefore we return the 'real' recipe rather than the build
+        # history copy of the recipe.
+        if  recipe_information['layer_version'].build is not None and \
+            recipe_information['layer_version'].build.project == \
+                Project.objects.get_or_create_default_project():
+            return recipe
+
+        if built_recipe is None:
+            return recipe
+
+        return built_recipe
+
+    def get_update_layer_version_object(self, build_obj, layer_obj, layer_version_information):
+        if isinstance(layer_obj, Layer_Version):
+            # We already found our layer version for this build so just
+            # update it with the new build information
+            logger.debug("We found our layer from toaster")
+            layer_obj.local_path = layer_version_information['local_path']
+            layer_obj.save()
+            self.layer_version_objects.append(layer_obj)
+
+            # create a new copy of this layer version as a snapshot for
+            # historical purposes
+            layer_copy, c = Layer_Version.objects.get_or_create(
+                build=build_obj,
+                layer=layer_obj.layer,
+                release=layer_obj.release,
+                branch=layer_version_information['branch'],
+                commit=layer_version_information['commit'],
+                local_path=layer_version_information['local_path'],
+            )
+
+            logger.debug("Created new layer version %s for build history",
+                         layer_copy.layer.name)
+
+            self.layer_version_built.append(layer_copy)
+
+            return layer_obj
+
+        assert isinstance(build_obj, Build)
+        assert isinstance(layer_obj, Layer)
+        assert 'branch' in layer_version_information
+        assert 'commit' in layer_version_information
+        assert 'priority' in layer_version_information
+        assert 'local_path' in layer_version_information
+
+        # If we're doing a command line build then associate this new layer with the
+        # project to avoid it 'contaminating' toaster data
+        project = None
+        if build_obj.project == Project.objects.get_or_create_default_project():
+            project = build_obj.project
+
+        layer_version_object, _ = Layer_Version.objects.get_or_create(
+                                  build = build_obj,
+                                  layer = layer_obj,
+                                  branch = layer_version_information['branch'],
+                                  commit = layer_version_information['commit'],
+                                  priority = layer_version_information['priority'],
+                                  local_path = layer_version_information['local_path'],
+                                  project=project)
+
+        self.layer_version_objects.append(layer_version_object)
+
+        return layer_version_object
+
+    def get_update_layer_object(self, layer_information, brbe):
+        assert 'name' in layer_information
+        assert 'layer_index_url' in layer_information
+
+        # From command line builds we have no brbe as the request is directly
+        # from bitbake
+        if brbe is None:
+            # If we don't have git commit sha then we're using a non-git
+            # layer so set the layer_source_dir to identify it as such
+            if not layer_information['version']['commit']:
+                local_source_dir = layer_information["local_path"]
+            else:
+                local_source_dir = None
+
+            layer_object, _ = \
+                Layer.objects.get_or_create(
+                    name=layer_information['name'],
+                    local_source_dir=local_source_dir,
+                    layer_index_url=layer_information['layer_index_url'])
+
+            return layer_object
+        else:
+            br_id, be_id = brbe.split(":")
+
+            # Find the layer version by matching the layer event information
+            # against the metadata we have in Toaster
+
+            try:
+                br_layer = BRLayer.objects.get(req=br_id,
+                                               name=layer_information['name'])
+                return br_layer.layer_version
+            except (BRLayer.MultipleObjectsReturned, BRLayer.DoesNotExist):
+                # There are multiple of the same layer name or the name
+                # hasn't been determined by the toaster.bbclass layer
+                # so let's filter by the local_path
+                bc = bbcontroller.getBuildEnvironmentController(pk=be_id)
+                for br_layer in BRLayer.objects.filter(req=br_id):
+                    if br_layer.giturl and \
+                       layer_information['local_path'].endswith(
+                           bc.getGitCloneDirectory(br_layer.giturl,
+                                                   br_layer.commit)):
+                            return br_layer.layer_version
+
+                    if br_layer.local_source_dir == \
+                            layer_information['local_path']:
+                        return br_layer.layer_version
+
+        # We've reached the end of our search and couldn't find the layer
+        # we can continue but some data may be missing
+        raise NotExisting("Unidentified layer %s" %
+                          pformat(layer_information))
+
+    def save_target_file_information(self, build_obj, target_obj, filedata):
+        assert isinstance(build_obj, Build)
+        assert isinstance(target_obj, Target)
+        dirs = filedata['dirs']
+        files = filedata['files']
+        syms = filedata['syms']
+
+        # always create the root directory as a special case;
+        # note that this is never displayed, so the owner, group,
+        # size, permission are irrelevant
+        tf_obj = Target_File.objects.create(target = target_obj,
+                                            path = '/',
+                                            size = 0,
+                                            owner = '',
+                                            group = '',
+                                            permission = '',
+                                            inodetype = Target_File.ITYPE_DIRECTORY)
+        tf_obj.save()
+
+        # insert directories, ordered by name depth
+        for d in sorted(dirs, key=lambda x:len(x[-1].split("/"))):
+            (user, group, size) = d[1:4]
+            permission = d[0][1:]
+            path = d[4].lstrip(".")
+
+            # we already created the root directory, so ignore any
+            # entry for it
+            if len(path) == 0:
+                continue
+
+            parent_path = "/".join(path.split("/")[:len(path.split("/")) - 1])
+            if len(parent_path) == 0:
+                parent_path = "/"
+            parent_obj = self._cached_get(Target_File, target = target_obj, path = parent_path, inodetype = Target_File.ITYPE_DIRECTORY)
+            tf_obj = Target_File.objects.create(
+                        target = target_obj,
+                        path = path,
+                        size = size,
+                        inodetype = Target_File.ITYPE_DIRECTORY,
+                        permission = permission,
+                        owner = user,
+                        group = group,
+                        directory = parent_obj)
+
+
+        # we insert files
+        for d in files:
+            (user, group, size) = d[1:4]
+            permission = d[0][1:]
+            path = d[4].lstrip(".")
+            parent_path = "/".join(path.split("/")[:len(path.split("/")) - 1])
+            inodetype = Target_File.ITYPE_REGULAR
+            if d[0].startswith('b'):
+                inodetype = Target_File.ITYPE_BLOCK
+            if d[0].startswith('c'):
+                inodetype = Target_File.ITYPE_CHARACTER
+            if d[0].startswith('p'):
+                inodetype = Target_File.ITYPE_FIFO
+
+            tf_obj = Target_File.objects.create(
+                        target = target_obj,
+                        path = path,
+                        size = size,
+                        inodetype = inodetype,
+                        permission = permission,
+                        owner = user,
+                        group = group)
+            parent_obj = self._cached_get(Target_File, target = target_obj, path = parent_path, inodetype = Target_File.ITYPE_DIRECTORY)
+            tf_obj.directory = parent_obj
+            tf_obj.save()
+
+        # we insert symlinks
+        for d in syms:
+            (user, group, size) = d[1:4]
+            permission = d[0][1:]
+            path = d[4].lstrip(".")
+            filetarget_path = d[6]
+
+            parent_path = "/".join(path.split("/")[:len(path.split("/")) - 1])
+            if not filetarget_path.startswith("/"):
+                # we have a relative path, get a normalized absolute one
+                filetarget_path = parent_path + "/" + filetarget_path
+                fcp = filetarget_path.split("/")
+                fcpl = []
+                for i in fcp:
+                    if i == "..":
+                        fcpl.pop()
+                    else:
+                        fcpl.append(i)
+                filetarget_path = "/".join(fcpl)
+
+            try:
+                filetarget_obj = Target_File.objects.get(target = target_obj, path = filetarget_path)
+            except Target_File.DoesNotExist:
+                # we might have an invalid link; no way to detect this. just set it to None
+                filetarget_obj = None
+
+            parent_obj = Target_File.objects.get(target = target_obj, path = parent_path, inodetype = Target_File.ITYPE_DIRECTORY)
+
+            tf_obj = Target_File.objects.create(
+                        target = target_obj,
+                        path = path,
+                        size = size,
+                        inodetype = Target_File.ITYPE_SYMLINK,
+                        permission = permission,
+                        owner = user,
+                        group = group,
+                        directory = parent_obj,
+                        sym_target = filetarget_obj)
+
+
+    def save_target_package_information(self, build_obj, target_obj, packagedict, pkgpnmap, recipes, built_package=False):
+        assert isinstance(build_obj, Build)
+        assert isinstance(target_obj, Target)
+
+        errormsg = ""
+        for p in packagedict:
+            # Search name swtiches round the installed name vs package name
+            # by default installed name == package name
+            searchname = p
+            if p not in pkgpnmap:
+                logger.warning("Image packages list contains %p, but is"
+                               " missing from all packages list where the"
+                               " metadata comes from. Skipping...", p)
+                continue
+
+            if 'OPKGN' in pkgpnmap[p].keys():
+                searchname = pkgpnmap[p]['OPKGN']
+
+            built_recipe = recipes[pkgpnmap[p]['PN']]
+
+            if built_package:
+                packagedict[p]['object'], created = Package.objects.get_or_create( build = build_obj, name = searchname )
+                recipe = built_recipe
+            else:
+                packagedict[p]['object'], created = \
+                        CustomImagePackage.objects.get_or_create(name=searchname)
+                # Clear the Package_Dependency objects as we're going to update
+                # the CustomImagePackage with the latest dependency information
+                packagedict[p]['object'].package_dependencies_target.all().delete()
+                packagedict[p]['object'].package_dependencies_source.all().delete()
+                try:
+                    recipe = self._cached_get(
+                        Recipe,
+                        name=built_recipe.name,
+                        layer_version__build=None,
+                        layer_version__release=
+                        built_recipe.layer_version.release,
+                        file_path=built_recipe.file_path,
+                        version=built_recipe.version
+                    )
+                except (Recipe.DoesNotExist,
+                        Recipe.MultipleObjectsReturned) as e:
+                    logger.info("We did not find one recipe for the"
+                                "configuration data package %s %s" % (p, e))
+                    continue
+
+            if created or packagedict[p]['object'].size == -1:    # save the data anyway we can, not just if it was not created here; bug [YOCTO #6887]
+                # fill in everything we can from the runtime-reverse package data
+                try:
+                    packagedict[p]['object'].recipe = recipe
+                    packagedict[p]['object'].version = pkgpnmap[p]['PV']
+                    packagedict[p]['object'].installed_name = p
+                    packagedict[p]['object'].revision = pkgpnmap[p]['PR']
+                    packagedict[p]['object'].license = pkgpnmap[p]['LICENSE']
+                    packagedict[p]['object'].section = pkgpnmap[p]['SECTION']
+                    packagedict[p]['object'].summary = pkgpnmap[p]['SUMMARY']
+                    packagedict[p]['object'].description = pkgpnmap[p]['DESCRIPTION']
+                    packagedict[p]['object'].size = int(pkgpnmap[p]['PKGSIZE'])
+
+                # no files recorded for this package, so save files info
+                    packagefile_objects = []
+                    for targetpath in pkgpnmap[p]['FILES_INFO']:
+                        targetfilesize = pkgpnmap[p]['FILES_INFO'][targetpath]
+                        packagefile_objects.append(Package_File( package = packagedict[p]['object'],
+                            path = targetpath,
+                            size = targetfilesize))
+                    if len(packagefile_objects):
+                        Package_File.objects.bulk_create(packagefile_objects)
+                except KeyError as e:
+                    errormsg += "  stpi: Key error, package %s key %s \n" % ( p, e )
+
+            # save disk installed size
+            packagedict[p]['object'].installed_size = packagedict[p]['size']
+            packagedict[p]['object'].save()
+
+            if built_package:
+                Target_Installed_Package.objects.create(target = target_obj, package = packagedict[p]['object'])
+
+        packagedeps_objs = []
+        for p in packagedict:
+            for (px,deptype) in packagedict[p]['depends']:
+                if deptype == 'depends':
+                    tdeptype = Package_Dependency.TYPE_TRDEPENDS
+                elif deptype == 'recommends':
+                    tdeptype = Package_Dependency.TYPE_TRECOMMENDS
+
+                try:
+                    packagedeps_objs.append(Package_Dependency(
+                        package = packagedict[p]['object'],
+                        depends_on = packagedict[px]['object'],
+                        dep_type = tdeptype,
+                        target = target_obj))
+                except KeyError as e:
+                    logger.warning("Could not add dependency to the package %s "
+                                   "because %s is an unknown package", p, px)
+
+        if len(packagedeps_objs) > 0:
+            Package_Dependency.objects.bulk_create(packagedeps_objs)
+        else:
+            logger.info("No package dependencies created")
+
+        if len(errormsg) > 0:
+            logger.warning("buildinfohelper: target_package_info could not identify recipes: \n%s", errormsg)
+
+    def save_target_image_file_information(self, target_obj, file_name, file_size):
+        Target_Image_File.objects.create(target=target_obj,
+            file_name=file_name, file_size=file_size)
+
+    def save_target_kernel_file(self, target_obj, file_name, file_size):
+        """
+        Save kernel file (bzImage, modules*) information for a Target target_obj.
+        """
+        TargetKernelFile.objects.create(target=target_obj,
+            file_name=file_name, file_size=file_size)
+
+    def save_target_sdk_file(self, target_obj, file_name, file_size):
+        """
+        Save SDK artifacts to the database, associating them with a
+        Target object.
+        """
+        TargetSDKFile.objects.create(target=target_obj, file_name=file_name,
+            file_size=file_size)
+
+    def create_logmessage(self, log_information):
+        assert 'build' in log_information
+        assert 'level' in log_information
+        assert 'message' in log_information
+
+        log_object = LogMessage.objects.create(
+                        build = log_information['build'],
+                        level = log_information['level'],
+                        message = log_information['message'])
+
+        for v in vars(log_object):
+            if v in log_information.keys():
+                vars(log_object)[v] = log_information[v]
+
+        return log_object.save()
+
+
+    def save_build_package_information(self, build_obj, package_info, recipes,
+                                       built_package):
+        # assert isinstance(build_obj, Build)
+
+        if not 'PN' in package_info.keys():
+            # no package data to save (e.g. 'OPKGN'="lib64-*"|"lib32-*")
+            return None
+
+        # create and save the object
+        pname = package_info['PKG']
+        built_recipe = recipes[package_info['PN']]
+        if 'OPKGN' in package_info.keys():
+            pname = package_info['OPKGN']
+
+        if built_package:
+            bp_object, _ = Package.objects.get_or_create( build = build_obj,
+                                                         name = pname )
+            recipe = built_recipe
+        else:
+            bp_object, created = \
+                    CustomImagePackage.objects.get_or_create(name=pname)
+            try:
+                recipe = self._cached_get(Recipe,
+                                          name=built_recipe.name,
+                                          layer_version__build=None,
+                                          file_path=built_recipe.file_path,
+                                          version=built_recipe.version)
+
+            except (Recipe.DoesNotExist, Recipe.MultipleObjectsReturned):
+                logger.debug("We did not find one recipe for the configuration"
+                             "data package %s" % pname)
+                return
+
+        bp_object.installed_name = package_info['PKG']
+        bp_object.recipe = recipe
+        bp_object.version = package_info['PKGV']
+        bp_object.revision = package_info['PKGR']
+        bp_object.summary = package_info['SUMMARY']
+        bp_object.description = package_info['DESCRIPTION']
+        bp_object.size = int(package_info['PKGSIZE'])
+        bp_object.section = package_info['SECTION']
+        bp_object.license = package_info['LICENSE']
+        bp_object.save()
+
+        # save any attached file information
+        packagefile_objects = []
+        for path in package_info['FILES_INFO']:
+            packagefile_objects.append(Package_File( package = bp_object,
+                                        path = path,
+                                        size = package_info['FILES_INFO'][path] ))
+        if len(packagefile_objects):
+            Package_File.objects.bulk_create(packagefile_objects)
+
+        def _po_byname(p):
+            if built_package:
+                pkg, created = Package.objects.get_or_create(build=build_obj,
+                                                             name=p)
+            else:
+                pkg, created = CustomImagePackage.objects.get_or_create(name=p)
+
+            if created:
+                pkg.size = -1
+                pkg.save()
+            return pkg
+
+        packagedeps_objs = []
+        # save soft dependency information
+        if 'RDEPENDS' in package_info and package_info['RDEPENDS']:
+            for p in bb.utils.explode_deps(package_info['RDEPENDS']):
+                packagedeps_objs.append(Package_Dependency(  package = bp_object,
+                    depends_on = _po_byname(p), dep_type = Package_Dependency.TYPE_RDEPENDS))
+        if 'RPROVIDES' in package_info and package_info['RPROVIDES']:
+            for p in bb.utils.explode_deps(package_info['RPROVIDES']):
+                packagedeps_objs.append(Package_Dependency(  package = bp_object,
+                    depends_on = _po_byname(p), dep_type = Package_Dependency.TYPE_RPROVIDES))
+        if 'RRECOMMENDS' in package_info and package_info['RRECOMMENDS']:
+            for p in bb.utils.explode_deps(package_info['RRECOMMENDS']):
+                packagedeps_objs.append(Package_Dependency(  package = bp_object,
+                    depends_on = _po_byname(p), dep_type = Package_Dependency.TYPE_RRECOMMENDS))
+        if 'RSUGGESTS' in package_info and package_info['RSUGGESTS']:
+            for p in bb.utils.explode_deps(package_info['RSUGGESTS']):
+                packagedeps_objs.append(Package_Dependency(  package = bp_object,
+                    depends_on = _po_byname(p), dep_type = Package_Dependency.TYPE_RSUGGESTS))
+        if 'RREPLACES' in package_info and package_info['RREPLACES']:
+            for p in bb.utils.explode_deps(package_info['RREPLACES']):
+                packagedeps_objs.append(Package_Dependency(  package = bp_object,
+                    depends_on = _po_byname(p), dep_type = Package_Dependency.TYPE_RREPLACES))
+        if 'RCONFLICTS' in package_info and package_info['RCONFLICTS']:
+            for p in bb.utils.explode_deps(package_info['RCONFLICTS']):
+                packagedeps_objs.append(Package_Dependency(  package = bp_object,
+                    depends_on = _po_byname(p), dep_type = Package_Dependency.TYPE_RCONFLICTS))
+
+        if len(packagedeps_objs) > 0:
+            Package_Dependency.objects.bulk_create(packagedeps_objs)
+
+        return bp_object
+
+    def save_build_variables(self, build_obj, vardump):
+        assert isinstance(build_obj, Build)
+
+        for k in vardump:
+            desc = vardump[k]['doc']
+            if desc is None:
+                var_words = [word for word in k.split('_')]
+                root_var = "_".join([word for word in var_words if word.isupper()])
+                if root_var and root_var != k and root_var in vardump:
+                    desc = vardump[root_var]['doc']
+            if desc is None:
+                desc = ''
+            if len(desc):
+                HelpText.objects.get_or_create(build=build_obj,
+                                               area=HelpText.VARIABLE,
+                                               key=k, text=desc)
+            if not bool(vardump[k]['func']):
+                value = vardump[k]['v']
+                if value is None:
+                    value = ''
+                variable_obj = Variable.objects.create( build = build_obj,
+                    variable_name = k,
+                    variable_value = value,
+                    description = desc)
+
+                varhist_objects = []
+                for vh in vardump[k]['history']:
+                    if not 'documentation.conf' in vh['file']:
+                        varhist_objects.append(VariableHistory( variable = variable_obj,
+                                file_name = vh['file'],
+                                line_number = vh['line'],
+                                operation = vh['op']))
+                if len(varhist_objects):
+                    VariableHistory.objects.bulk_create(varhist_objects)
+
+
+class MockEvent(object):
+    """ This object is used to create event, for which normal event-processing methods can
+        be used, out of data that is not coming via an actual event
+    """
+    def __init__(self):
+        self.msg = None
+        self.levelno = None
+        self.taskname = None
+        self.taskhash = None
+        self.pathname = None
+        self.lineno = None
+
+    def getMessage(self):
+        """
+        Simulate LogRecord message return
+        """
+        return self.msg
+
+
+class BuildInfoHelper(object):
+    """ This class gathers the build information from the server and sends it
+        towards the ORM wrapper for storing in the database
+        It is instantiated once per build
+        Keeps in memory all data that needs matching before writing it to the database
+    """
+
+    # tasks which produce image files; note we include '', as we set
+    # the task for a target to '' (i.e. 'build') if no target is
+    # explicitly defined
+    IMAGE_GENERATING_TASKS = ['', 'build', 'image', 'populate_sdk_ext']
+
+    # pylint: disable=protected-access
+    # the code will look into the protected variables of the event; no easy way around this
+    # pylint: disable=bad-continuation
+    # we do not follow the python conventions for continuation indentation due to long lines here
+
+    def __init__(self, server, has_build_history = False, brbe = None):
+        self.internal_state = {}
+        self.internal_state['taskdata'] = {}
+        self.internal_state['targets'] = []
+        self.task_order = 0
+        self.autocommit_step = 1
+        self.server = server
+        # we use manual transactions if the database doesn't autocommit on us
+        if not connection.features.autocommits_when_autocommit_is_off:
+            transaction.set_autocommit(False)
+        self.orm_wrapper = ORMWrapper()
+        self.has_build_history = has_build_history
+        self.tmp_dir = self.server.runCommand(["getVariable", "TMPDIR"])[0]
+
+        # this is set for Toaster-triggered builds by localhostbecontroller
+        # via toasterui
+        self.brbe = brbe
+
+        self.project = None
+
+        logger.debug(1, "buildinfohelper: Build info helper inited %s" % vars(self))
+
+
+    ###################
+    ## methods to convert event/external info into objects that the ORM layer uses
+
+    def _ensure_build(self):
+        """
+        Ensure the current build object exists and is up to date with
+        data on the bitbake server
+        """
+        if not 'build' in self.internal_state or not self.internal_state['build']:
+            # create the Build object
+            self.internal_state['build'] = \
+                self.orm_wrapper.get_or_create_build_object(self.brbe)
+
+        build = self.internal_state['build']
+
+        # update missing fields on the Build object with found data
+        build_info = {}
+
+        # set to True if at least one field is going to be set
+        changed = False
+
+        if not build.build_name:
+            build_name = self.server.runCommand(["getVariable", "BUILDNAME"])[0]
+
+            # only reset the build name if the one on the server is actually
+            # a valid value for the build_name field
+            if build_name != None:
+                build_info['build_name'] = build_name
+                changed = True
+
+        if not build.machine:
+            build_info['machine'] = self.server.runCommand(["getVariable", "MACHINE"])[0]
+            changed = True
+
+        if not build.distro:
+            build_info['distro'] = self.server.runCommand(["getVariable", "DISTRO"])[0]
+            changed = True
+
+        if not build.distro_version:
+            build_info['distro_version'] = self.server.runCommand(["getVariable", "DISTRO_VERSION"])[0]
+            changed = True
+
+        if not build.bitbake_version:
+            build_info['bitbake_version'] = self.server.runCommand(["getVariable", "BB_VERSION"])[0]
+            changed = True
+
+        if changed:
+            self.orm_wrapper.update_build(self.internal_state['build'], build_info)
+
+    def _get_task_information(self, event, recipe):
+        assert 'taskname' in vars(event)
+        self._ensure_build()
+
+        task_information = {}
+        task_information['build'] = self.internal_state['build']
+        task_information['outcome'] = Task.OUTCOME_NA
+        task_information['recipe'] = recipe
+        task_information['task_name'] = event.taskname
+        try:
+            # some tasks don't come with a hash. and that's ok
+            task_information['sstate_checksum'] = event.taskhash
+        except AttributeError:
+            pass
+        return task_information
+
+    def _get_layer_version_for_dependency(self, pathRE):
+        """ Returns the layer in the toaster db that has a full regex
+        match to the pathRE. pathRE - the layer path passed as a regex in the
+        event. It is created in cooker.py as a collection for the layer
+        priorities.
+        """
+        self._ensure_build()
+
+        def _sort_longest_path(layer_version):
+            assert isinstance(layer_version, Layer_Version)
+            return len(layer_version.local_path)
+
+        # Our paths don't append a trailing slash
+        if pathRE.endswith("/"):
+            pathRE = pathRE[:-1]
+
+        p = re.compile(pathRE)
+        path=re.sub(r'[$^]',r'',pathRE)
+        # Heuristics: we always match recipe to the deepest layer path in
+        # the discovered layers
+        for lvo in sorted(self.orm_wrapper.layer_version_objects,
+                          reverse=True, key=_sort_longest_path):
+            if p.fullmatch(os.path.abspath(lvo.local_path)):
+                return lvo
+            if lvo.layer.local_source_dir:
+                if p.fullmatch(os.path.abspath(lvo.layer.local_source_dir)):
+                    return lvo
+            if 0 == path.find(lvo.local_path):
+                # sub-layer path inside existing layer
+                return lvo
+
+        # if we get here, we didn't read layers correctly;
+        # dump whatever information we have on the error log
+        logger.warning("Could not match layer dependency for path %s : %s",
+                       pathRE,
+                       self.orm_wrapper.layer_version_objects)
+        return None
+
+    def _get_layer_version_for_path(self, path):
+        self._ensure_build()
+
+        def _slkey_interactive(layer_version):
+            assert isinstance(layer_version, Layer_Version)
+            return len(layer_version.local_path)
+
+        # Heuristics: we always match recipe to the deepest layer path in the discovered layers
+        for lvo in sorted(self.orm_wrapper.layer_version_objects, reverse=True, key=_slkey_interactive):
+            # we can match to the recipe file path
+            if path.startswith(lvo.local_path):
+                return lvo
+            if lvo.layer.local_source_dir and \
+               path.startswith(lvo.layer.local_source_dir):
+                return lvo
+
+        #if we get here, we didn't read layers correctly; dump whatever information we have on the error log
+        logger.warning("Could not match layer version for recipe path %s : %s", path, self.orm_wrapper.layer_version_objects)
+
+        #mockup the new layer
+        unknown_layer, _ = Layer.objects.get_or_create(name="Unidentified layer", layer_index_url="")
+        unknown_layer_version_obj, _ = Layer_Version.objects.get_or_create(layer = unknown_layer, build = self.internal_state['build'])
+
+        # append it so we don't run into this error again and again
+        self.orm_wrapper.layer_version_objects.append(unknown_layer_version_obj)
+
+        return unknown_layer_version_obj
+
+    def _get_recipe_information_from_taskfile(self, taskfile):
+        localfilepath = taskfile.split(":")[-1]
+        filepath_flags = ":".join(sorted(taskfile.split(":")[:-1]))
+        layer_version_obj = self._get_layer_version_for_path(localfilepath)
+
+
+
+        recipe_info = {}
+        recipe_info['layer_version'] = layer_version_obj
+        recipe_info['file_path'] = localfilepath
+        recipe_info['pathflags'] = filepath_flags
+
+        if recipe_info['file_path'].startswith(recipe_info['layer_version'].local_path):
+            recipe_info['file_path'] = recipe_info['file_path'][len(recipe_info['layer_version'].local_path):].lstrip("/")
+        else:
+            raise RuntimeError("Recipe file path %s is not under layer version at %s" % (recipe_info['file_path'], recipe_info['layer_version'].local_path))
+
+        return recipe_info
+
+    def _get_path_information(self, task_object):
+        self._ensure_build()
+
+        assert isinstance(task_object, Task)
+        build_stats_format = "{tmpdir}/buildstats/{buildname}/{package}/"
+        build_stats_path = []
+
+        for t in self.internal_state['targets']:
+            buildname = self.internal_state['build'].build_name
+            pe, pv = task_object.recipe.version.split(":",1)
+            if len(pe) > 0:
+                package = task_object.recipe.name + "-" + pe + "_" + pv
+            else:
+                package = task_object.recipe.name + "-" + pv
+
+            build_stats_path.append(build_stats_format.format(tmpdir=self.tmp_dir,
+                                                     buildname=buildname,
+                                                     package=package))
+
+        return build_stats_path
+
+
+    ################################
+    ## external available methods to store information
+    @staticmethod
+    def _get_data_from_event(event):
+        evdata = None
+        if '_localdata' in vars(event):
+            evdata = event._localdata
+        elif 'data' in vars(event):
+            evdata = event.data
+        else:
+            raise Exception("Event with neither _localdata or data properties")
+        return evdata
+
+    def store_layer_info(self, event):
+        layerinfos = BuildInfoHelper._get_data_from_event(event)
+        self.internal_state['lvs'] = {}
+        for layer in layerinfos:
+            try:
+                self.internal_state['lvs'][self.orm_wrapper.get_update_layer_object(layerinfos[layer], self.brbe)] = layerinfos[layer]['version']
+                self.internal_state['lvs'][self.orm_wrapper.get_update_layer_object(layerinfos[layer], self.brbe)]['local_path'] = layerinfos[layer]['local_path']
+            except NotExisting as nee:
+                logger.warning("buildinfohelper: cannot identify layer exception:%s ", nee)
+
+    def store_started_build(self):
+        self._ensure_build()
+
+    def save_build_log_file_path(self, build_log_path):
+        self._ensure_build()
+
+        if not self.internal_state['build'].cooker_log_path:
+            data_dict = {'cooker_log_path': build_log_path}
+            self.orm_wrapper.update_build(self.internal_state['build'], data_dict)
+
+    def save_build_targets(self, event):
+        self._ensure_build()
+
+        # create target information
+        assert '_pkgs' in vars(event)
+        target_information = {}
+        target_information['targets'] = event._pkgs
+        target_information['build'] = self.internal_state['build']
+
+        self.internal_state['targets'] = self.orm_wrapper.get_or_create_targets(target_information)
+
+    def save_build_layers_and_variables(self):
+        self._ensure_build()
+
+        build_obj = self.internal_state['build']
+
+        # save layer version information for this build
+        if not 'lvs' in self.internal_state:
+            logger.error("Layer version information not found; Check if the bitbake server was configured to inherit toaster.bbclass.")
+        else:
+            for layer_obj in self.internal_state['lvs']:
+                self.orm_wrapper.get_update_layer_version_object(build_obj, layer_obj, self.internal_state['lvs'][layer_obj])
+
+            del self.internal_state['lvs']
+
+        # Save build configuration
+        data = self.server.runCommand(["getAllKeysWithFlags", ["doc", "func"]])[0]
+
+        # convert the paths from absolute to relative to either the build directory or layer checkouts
+        path_prefixes = []
+
+        if self.brbe is not None:
+            _, be_id = self.brbe.split(":")
+            be = BuildEnvironment.objects.get(pk = be_id)
+            path_prefixes.append(be.builddir)
+
+        for layer in sorted(self.orm_wrapper.layer_version_objects, key = lambda x:len(x.local_path), reverse=True):
+            path_prefixes.append(layer.local_path)
+
+        # we strip the prefixes
+        for k in data:
+            if not bool(data[k]['func']):
+                for vh in data[k]['history']:
+                    if not 'documentation.conf' in vh['file']:
+                        abs_file_name = vh['file']
+                        for pp in path_prefixes:
+                            if abs_file_name.startswith(pp + "/"):
+                                # preserve layer name in relative path
+                                vh['file']=abs_file_name[pp.rfind("/")+1:]
+                                break
+
+        # save the variables
+        self.orm_wrapper.save_build_variables(build_obj, data)
+
+        return self.brbe
+
+    def set_recipes_to_parse(self, num_recipes):
+        """
+        Set the number of recipes which need to be parsed for this build.
+        This is set the first time ParseStarted is received by toasterui.
+        """
+        self._ensure_build()
+        self.internal_state['build'].recipes_to_parse = num_recipes
+        self.internal_state['build'].save()
+
+    def set_recipes_parsed(self, num_recipes):
+        """
+        Set the number of recipes parsed so far for this build; this is updated
+        each time a ParseProgress or ParseCompleted event is received by
+        toasterui.
+        """
+        self._ensure_build()
+        if num_recipes <= self.internal_state['build'].recipes_to_parse:
+            self.internal_state['build'].recipes_parsed = num_recipes
+            self.internal_state['build'].save()
+
+    def update_target_image_file(self, event):
+        evdata = BuildInfoHelper._get_data_from_event(event)
+
+        for t in self.internal_state['targets']:
+            if t.is_image == True:
+                output_files = list(evdata.keys())
+                for output in output_files:
+                    if t.target in output and 'rootfs' in output and not output.endswith(".manifest"):
+                        self.orm_wrapper.save_target_image_file_information(t, output, evdata[output])
+
+    def update_artifact_image_file(self, event):
+        self._ensure_build()
+        evdata = BuildInfoHelper._get_data_from_event(event)
+        for artifact_path in evdata.keys():
+            self.orm_wrapper.save_artifact_information(
+                self.internal_state['build'], artifact_path,
+                evdata[artifact_path])
+
+    def update_build_information(self, event, errors, warnings, taskfailures):
+        self._ensure_build()
+        self.orm_wrapper.update_build_stats_and_outcome(
+            self.internal_state['build'], errors, warnings, taskfailures)
+
+    def store_started_task(self, event):
+        assert isinstance(event, (bb.runqueue.sceneQueueTaskStarted, bb.runqueue.runQueueTaskStarted, bb.runqueue.runQueueTaskSkipped))
+        assert 'taskfile' in vars(event)
+        localfilepath = event.taskfile.split(":")[-1]
+        assert localfilepath.startswith("/")
+
+        identifier = event.taskfile + ":" + event.taskname
+
+        recipe_information = self._get_recipe_information_from_taskfile(event.taskfile)
+        recipe = self.orm_wrapper.get_update_recipe_object(recipe_information, True)
+
+        task_information = self._get_task_information(event, recipe)
+        task_information['outcome'] = Task.OUTCOME_NA
+
+        if isinstance(event, bb.runqueue.runQueueTaskSkipped):
+            assert 'reason' in vars(event)
+            task_information['task_executed'] = False
+            if event.reason == "covered":
+                task_information['outcome'] = Task.OUTCOME_COVERED
+            if event.reason == "existing":
+                task_information['outcome'] = Task.OUTCOME_PREBUILT
+        else:
+            task_information['task_executed'] = True
+            if 'noexec' in vars(event) and event.noexec == True:
+                task_information['task_executed'] = False
+                task_information['outcome'] = Task.OUTCOME_EMPTY
+                task_information['script_type'] = Task.CODING_NA
+
+        # do not assign order numbers to scene tasks
+        if not isinstance(event, bb.runqueue.sceneQueueTaskStarted):
+            self.task_order += 1
+            task_information['order'] = self.task_order
+
+        self.orm_wrapper.get_update_task_object(task_information)
+
+        self.internal_state['taskdata'][identifier] = {
+                        'outcome': task_information['outcome'],
+                    }
+
+
+    def store_tasks_stats(self, event):
+        self._ensure_build()
+        task_data = BuildInfoHelper._get_data_from_event(event)
+
+        for (task_file, task_name, task_stats, recipe_name) in task_data:
+            build = self.internal_state['build']
+            self.orm_wrapper.update_task_object(build, task_name, recipe_name, task_stats)
+
+    def update_and_store_task(self, event):
+        assert 'taskfile' in vars(event)
+        localfilepath = event.taskfile.split(":")[-1]
+        assert localfilepath.startswith("/")
+
+        identifier = event.taskfile + ":" + event.taskname
+        if not identifier in self.internal_state['taskdata']:
+            if isinstance(event, bb.build.TaskBase):
+                # we do a bit of guessing
+                candidates = [x for x in self.internal_state['taskdata'].keys() if x.endswith(identifier)]
+                if len(candidates) == 1:
+                    identifier = candidates[0]
+                elif len(candidates) > 1 and hasattr(event,'_package'):
+                    if 'native-' in event._package:
+                        identifier = 'native:' + identifier
+                    if 'nativesdk-' in event._package:
+                        identifier = 'nativesdk:' + identifier
+                    candidates = [x for x in self.internal_state['taskdata'].keys() if x.endswith(identifier)]
+                    if len(candidates) == 1:
+                        identifier = candidates[0]
+
+        assert identifier in self.internal_state['taskdata']
+        identifierlist = identifier.split(":")
+        realtaskfile = ":".join(identifierlist[0:len(identifierlist)-1])
+        recipe_information = self._get_recipe_information_from_taskfile(realtaskfile)
+        recipe = self.orm_wrapper.get_update_recipe_object(recipe_information, True)
+        task_information = self._get_task_information(event,recipe)
+
+        task_information['outcome'] = self.internal_state['taskdata'][identifier]['outcome']
+
+        if 'logfile' in vars(event):
+            task_information['logfile'] = event.logfile
+
+        if '_message' in vars(event):
+            task_information['message'] = event._message
+
+        if 'taskflags' in vars(event):
+            # with TaskStarted, we get even more information
+            if 'python' in event.taskflags.keys() and event.taskflags['python'] == '1':
+                task_information['script_type'] = Task.CODING_PYTHON
+            else:
+                task_information['script_type'] = Task.CODING_SHELL
+
+        if task_information['outcome'] == Task.OUTCOME_NA:
+            if isinstance(event, (bb.runqueue.runQueueTaskCompleted, bb.runqueue.sceneQueueTaskCompleted)):
+                task_information['outcome'] = Task.OUTCOME_SUCCESS
+                del self.internal_state['taskdata'][identifier]
+
+            if isinstance(event, (bb.runqueue.runQueueTaskFailed, bb.runqueue.sceneQueueTaskFailed)):
+                task_information['outcome'] = Task.OUTCOME_FAILED
+                del self.internal_state['taskdata'][identifier]
+
+        if not connection.features.autocommits_when_autocommit_is_off:
+            # we force a sync point here, to get the progress bar to show
+            if self.autocommit_step % 3 == 0:
+                transaction.set_autocommit(True)
+                transaction.set_autocommit(False)
+            self.autocommit_step += 1
+
+        self.orm_wrapper.get_update_task_object(task_information, True) # must exist
+
+
+    def store_missed_state_tasks(self, event):
+        for (fn, taskname, taskhash, sstatefile) in BuildInfoHelper._get_data_from_event(event)['missed']:
+
+            # identifier = fn + taskname + "_setscene"
+            recipe_information = self._get_recipe_information_from_taskfile(fn)
+            recipe = self.orm_wrapper.get_update_recipe_object(recipe_information)
+            mevent = MockEvent()
+            mevent.taskname = taskname
+            mevent.taskhash = taskhash
+            task_information = self._get_task_information(mevent,recipe)
+
+            task_information['start_time'] = timezone.now()
+            task_information['outcome'] = Task.OUTCOME_NA
+            task_information['sstate_checksum'] = taskhash
+            task_information['sstate_result'] = Task.SSTATE_MISS
+            task_information['path_to_sstate_obj'] = sstatefile
+
+            self.orm_wrapper.get_update_task_object(task_information)
+
+        for (fn, taskname, taskhash, sstatefile) in BuildInfoHelper._get_data_from_event(event)['found']:
+
+            # identifier = fn + taskname + "_setscene"
+            recipe_information = self._get_recipe_information_from_taskfile(fn)
+            recipe = self.orm_wrapper.get_update_recipe_object(recipe_information)
+            mevent = MockEvent()
+            mevent.taskname = taskname
+            mevent.taskhash = taskhash
+            task_information = self._get_task_information(mevent,recipe)
+
+            task_information['path_to_sstate_obj'] = sstatefile
+
+            self.orm_wrapper.get_update_task_object(task_information)
+
+
+    def store_target_package_data(self, event):
+        self._ensure_build()
+
+        # for all image targets
+        for target in self.internal_state['targets']:
+            if target.is_image:
+                pkgdata = BuildInfoHelper._get_data_from_event(event)['pkgdata']
+                imgdata = BuildInfoHelper._get_data_from_event(event)['imgdata'].get(target.target, {})
+                filedata = BuildInfoHelper._get_data_from_event(event)['filedata'].get(target.target, {})
+
+                try:
+                    self.orm_wrapper.save_target_package_information(self.internal_state['build'], target, imgdata, pkgdata, self.internal_state['recipes'], built_package=True)
+                    self.orm_wrapper.save_target_package_information(self.internal_state['build'], target, imgdata.copy(), pkgdata, self.internal_state['recipes'], built_package=False)
+                except KeyError as e:
+                    logger.warning("KeyError in save_target_package_information"
+                                   "%s ", e)
+
+                # only try to find files in the image if the task for this
+                # target is one which produces image files; otherwise, the old
+                # list of files in the files-in-image.txt file will be
+                # appended to the target even if it didn't produce any images
+                if target.task in BuildInfoHelper.IMAGE_GENERATING_TASKS:
+                    try:
+                        self.orm_wrapper.save_target_file_information(self.internal_state['build'], target, filedata)
+                    except KeyError as e:
+                        logger.warning("KeyError in save_target_file_information"
+                                       "%s ", e)
+
+
+
+    def cancel_cli_build(self):
+        """
+        If a build is currently underway, set its state to CANCELLED;
+        note that this only gets called for command line builds which are
+        interrupted, so it doesn't touch any BuildRequest objects
+        """
+        self._ensure_build()
+        self.internal_state['build'].outcome = Build.CANCELLED
+        self.internal_state['build'].save()
+        signal_runbuilds()
+
+    def store_dependency_information(self, event):
+        assert '_depgraph' in vars(event)
+        assert 'layer-priorities' in event._depgraph
+        assert 'pn' in event._depgraph
+        assert 'tdepends' in event._depgraph
+
+        errormsg = ""
+
+        # save layer version priorities
+        if 'layer-priorities' in event._depgraph.keys():
+            for lv in event._depgraph['layer-priorities']:
+                (_, path, _, priority) = lv
+                layer_version_obj = self._get_layer_version_for_dependency(path)
+                if layer_version_obj:
+                    layer_version_obj.priority = priority
+                    layer_version_obj.save()
+
+        # save recipe information
+        self.internal_state['recipes'] = {}
+        for pn in event._depgraph['pn']:
+
+            file_name = event._depgraph['pn'][pn]['filename'].split(":")[-1]
+            pathflags = ":".join(sorted(event._depgraph['pn'][pn]['filename'].split(":")[:-1]))
+            layer_version_obj = self._get_layer_version_for_path(file_name)
+
+            assert layer_version_obj is not None
+
+            recipe_info = {}
+            recipe_info['name'] = pn
+            recipe_info['layer_version'] = layer_version_obj
+
+            if 'version' in event._depgraph['pn'][pn]:
+                recipe_info['version'] = event._depgraph['pn'][pn]['version'].lstrip(":")
+
+            if 'summary' in event._depgraph['pn'][pn]:
+                recipe_info['summary'] = event._depgraph['pn'][pn]['summary']
+
+            if 'license' in event._depgraph['pn'][pn]:
+                recipe_info['license'] = event._depgraph['pn'][pn]['license']
+
+            if 'description' in event._depgraph['pn'][pn]:
+                recipe_info['description'] = event._depgraph['pn'][pn]['description']
+
+            if 'section' in event._depgraph['pn'][pn]:
+                recipe_info['section'] = event._depgraph['pn'][pn]['section']
+
+            if 'homepage' in event._depgraph['pn'][pn]:
+                recipe_info['homepage'] = event._depgraph['pn'][pn]['homepage']
+
+            if 'bugtracker' in event._depgraph['pn'][pn]:
+                recipe_info['bugtracker'] = event._depgraph['pn'][pn]['bugtracker']
+
+            recipe_info['file_path'] = file_name
+            recipe_info['pathflags'] = pathflags
+
+            if recipe_info['file_path'].startswith(recipe_info['layer_version'].local_path):
+                recipe_info['file_path'] = recipe_info['file_path'][len(recipe_info['layer_version'].local_path):].lstrip("/")
+            else:
+                raise RuntimeError("Recipe file path %s is not under layer version at %s" % (recipe_info['file_path'], recipe_info['layer_version'].local_path))
+
+            recipe = self.orm_wrapper.get_update_recipe_object(recipe_info)
+            recipe.is_image = False
+            if 'inherits' in event._depgraph['pn'][pn].keys():
+                for cls in event._depgraph['pn'][pn]['inherits']:
+                    if cls.endswith('/image.bbclass'):
+                        recipe.is_image = True
+                        recipe_info['is_image'] = True
+                        # Save the is_image state to the relevant recipe objects
+                        self.orm_wrapper.get_update_recipe_object(recipe_info)
+                        break
+            if recipe.is_image:
+                for t in self.internal_state['targets']:
+                    if pn == t.target:
+                        t.is_image = True
+                        t.save()
+            self.internal_state['recipes'][pn] = recipe
+
+        # we'll not get recipes for key w/ values listed in ASSUME_PROVIDED
+
+        assume_provided = self.server.runCommand(["getVariable", "ASSUME_PROVIDED"])[0].split()
+
+        # save recipe dependency
+        # buildtime
+        recipedeps_objects = []
+        for recipe in event._depgraph['depends']:
+           target = self.internal_state['recipes'][recipe]
+           for dep in event._depgraph['depends'][recipe]:
+                if dep in assume_provided:
+                    continue
+                via = None
+                if 'providermap' in event._depgraph and dep in event._depgraph['providermap']:
+                    deprecipe = event._depgraph['providermap'][dep][0]
+                    dependency = self.internal_state['recipes'][deprecipe]
+                    via = Provides.objects.get_or_create(name=dep,
+                                                         recipe=dependency)[0]
+                elif dep in self.internal_state['recipes']:
+                    dependency = self.internal_state['recipes'][dep]
+                else:
+                    errormsg += "  stpd: KeyError saving recipe dependency for %s, %s \n" % (recipe, dep)
+                    continue
+                recipe_dep = Recipe_Dependency(recipe=target,
+                                               depends_on=dependency,
+                                               via=via,
+                                               dep_type=Recipe_Dependency.TYPE_DEPENDS)
+                recipedeps_objects.append(recipe_dep)
+
+        Recipe_Dependency.objects.bulk_create(recipedeps_objects)
+
+        # save all task information
+        def _save_a_task(taskdesc):
+            spec = re.split(r'\.', taskdesc)
+            pn = ".".join(spec[0:-1])
+            taskname = spec[-1]
+            e = event
+            e.taskname = pn
+            recipe = self.internal_state['recipes'][pn]
+            task_info = self._get_task_information(e, recipe)
+            task_info['task_name'] = taskname
+            task_obj = self.orm_wrapper.get_update_task_object(task_info)
+            return task_obj
+
+        # create tasks
+        tasks = {}
+        for taskdesc in event._depgraph['tdepends']:
+            tasks[taskdesc] = _save_a_task(taskdesc)
+
+        # create dependencies between tasks
+        taskdeps_objects = []
+        for taskdesc in event._depgraph['tdepends']:
+            target = tasks[taskdesc]
+            for taskdep in event._depgraph['tdepends'][taskdesc]:
+                if taskdep not in tasks:
+                    # Fetch tasks info is not collected previously
+                    dep = _save_a_task(taskdep)
+                else:
+                    dep = tasks[taskdep]
+                taskdeps_objects.append(Task_Dependency( task = target, depends_on = dep ))
+        Task_Dependency.objects.bulk_create(taskdeps_objects)
+
+        if len(errormsg) > 0:
+            logger.warning("buildinfohelper: dependency info not identify recipes: \n%s", errormsg)
+
+
+    def store_build_package_information(self, event):
+        self._ensure_build()
+
+        package_info = BuildInfoHelper._get_data_from_event(event)
+        self.orm_wrapper.save_build_package_information(
+            self.internal_state['build'],
+            package_info,
+            self.internal_state['recipes'],
+            built_package=True)
+
+        self.orm_wrapper.save_build_package_information(
+            self.internal_state['build'],
+            package_info,
+            self.internal_state['recipes'],
+            built_package=False)
+
+    def _store_build_done(self, errorcode):
+        logger.info("Build exited with errorcode %d", errorcode)
+
+        if not self.brbe:
+            return
+
+        br_id, be_id = self.brbe.split(":")
+
+        br = BuildRequest.objects.get(pk = br_id)
+
+        # if we're 'done' because we got cancelled update the build outcome
+        if br.state == BuildRequest.REQ_CANCELLING:
+            logger.info("Build cancelled")
+            br.build.outcome = Build.CANCELLED
+            br.build.save()
+            self.internal_state['build'] = br.build
+            errorcode = 0
+
+        if errorcode == 0:
+            # request archival of the project artifacts
+            br.state = BuildRequest.REQ_COMPLETED
+        else:
+            br.state = BuildRequest.REQ_FAILED
+        br.save()
+
+        be = BuildEnvironment.objects.get(pk = be_id)
+        be.lock = BuildEnvironment.LOCK_FREE
+        be.save()
+        signal_runbuilds()
+
+    def store_log_error(self, text):
+        mockevent = MockEvent()
+        mockevent.levelno = formatter.ERROR
+        mockevent.msg = text
+        mockevent.pathname = '-- None'
+        mockevent.lineno = LogMessage.ERROR
+        self.store_log_event(mockevent)
+
+    def store_log_exception(self, text, backtrace = ""):
+        mockevent = MockEvent()
+        mockevent.levelno = -1
+        mockevent.msg = text
+        mockevent.pathname = backtrace
+        mockevent.lineno = -1
+        self.store_log_event(mockevent)
+
+    def store_log_event(self, event):
+        self._ensure_build()
+
+        if event.levelno < formatter.WARNING:
+            return
+
+        # early return for CLI builds
+        if self.brbe is None:
+            if not 'backlog' in self.internal_state:
+                self.internal_state['backlog'] = []
+            self.internal_state['backlog'].append(event)
+            return
+
+        if 'backlog' in self.internal_state:
+            # if we have a backlog of events, do our best to save them here
+            if len(self.internal_state['backlog']):
+                tempevent = self.internal_state['backlog'].pop()
+                logger.debug(1, "buildinfohelper: Saving stored event %s "
+                             % tempevent)
+                self.store_log_event(tempevent)
+            else:
+                logger.info("buildinfohelper: All events saved")
+                del self.internal_state['backlog']
+
+        log_information = {}
+        log_information['build'] = self.internal_state['build']
+        if event.levelno == formatter.CRITICAL:
+            log_information['level'] = LogMessage.CRITICAL
+        elif event.levelno == formatter.ERROR:
+            log_information['level'] = LogMessage.ERROR
+        elif event.levelno == formatter.WARNING:
+            log_information['level'] = LogMessage.WARNING
+        elif event.levelno == -2:   # toaster self-logging
+            log_information['level'] = -2
+        else:
+            log_information['level'] = LogMessage.INFO
+
+        log_information['message'] = event.getMessage()
+        log_information['pathname'] = event.pathname
+        log_information['lineno'] = event.lineno
+        logger.info("Logging error 2: %s", log_information)
+
+        self.orm_wrapper.create_logmessage(log_information)
+
+    def _get_filenames_from_image_license(self, image_license_manifest_path):
+        """
+        Find the FILES line in the image_license.manifest file,
+        which has the basenames of the bzImage and modules files
+        in this format:
+        FILES: bzImage--4.4.11+git0+3a5f494784_53e84104c5-r0-qemux86-20160603165040.bin modules--4.4.11+git0+3a5f494784_53e84104c5-r0-qemux86-20160603165040.tgz
+        """
+        files = []
+        with open(image_license_manifest_path) as image_license:
+            for line in image_license:
+                if line.startswith('FILES'):
+                    files_str = line.split(':')[1].strip()
+                    files_str = re.sub(r' {2,}', ' ', files_str)
+
+                    # ignore lines like "FILES:" with no filenames
+                    if files_str:
+                        files += files_str.split(' ')
+        return files
+
+    def _endswith(self, str_to_test, endings):
+        """
+        Returns True if str ends with one of the strings in the list
+        endings, False otherwise
+        """
+        endswith = False
+        for ending in endings:
+            if str_to_test.endswith(ending):
+                endswith = True
+                break
+        return endswith
+
+    def scan_task_artifacts(self, event):
+        """
+        The 'TaskArtifacts' event passes the manifest file content for the
+        tasks 'do_deploy', 'do_image_complete', 'do_populate_sdk', and
+        'do_populate_sdk_ext'. The first two will be implemented later.
+        """
+        task_vars = BuildInfoHelper._get_data_from_event(event)
+        task_name = task_vars['task'][task_vars['task'].find(':')+1:]
+        task_artifacts = task_vars['artifacts']
+
+        if task_name in ['do_populate_sdk', 'do_populate_sdk_ext']:
+            targets = [target for target in self.internal_state['targets'] \
+                if target.task == task_name[3:]]
+            if not targets:
+                logger.warning("scan_task_artifacts: SDK targets not found: %s\n", task_name)
+                return
+            for artifact_path in task_artifacts:
+                if not os.path.isfile(artifact_path):
+                    logger.warning("scan_task_artifacts: artifact file not found: %s\n", artifact_path)
+                    continue
+                for target in targets:
+                    # don't record the file if it's already been added
+                    # to this target
+                    matching_files = TargetSDKFile.objects.filter(
+                        target=target, file_name=artifact_path)
+                    if matching_files.count() == 0:
+                        artifact_size = os.stat(artifact_path).st_size
+                        self.orm_wrapper.save_target_sdk_file(
+                            target, artifact_path, artifact_size)
+
+    def _get_image_files(self, deploy_dir_image, image_name, image_file_extensions):
+        """
+        Find files in deploy_dir_image whose basename starts with the
+        string image_name and ends with one of the strings in
+        image_file_extensions.
+
+        Returns a list of file dictionaries like
+
+        [
+            {
+                'path': '/path/to/image/file',
+                'size': <file size in bytes>
+            }
+        ]
+        """
+        image_files = []
+
+        for dirpath, _, filenames in os.walk(deploy_dir_image):
+            for filename in filenames:
+                if filename.startswith(image_name) and \
+                self._endswith(filename, image_file_extensions):
+                    image_file_path = os.path.join(dirpath, filename)
+                    image_file_size = os.stat(image_file_path).st_size
+
+                    image_files.append({
+                        'path': image_file_path,
+                        'size': image_file_size
+                    })
+
+        return image_files
+
+    def scan_image_artifacts(self):
+        """
+        Scan for built image artifacts in DEPLOY_DIR_IMAGE and associate them
+        with a Target object in self.internal_state['targets'].
+
+        We have two situations to handle:
+
+        1. This is the first time a target + machine has been built, so
+        add files from the DEPLOY_DIR_IMAGE to the target.
+
+        OR
+
+        2. There are no new files for the target (they were already produced by
+        a previous build), so copy them from the most recent previous build with
+        the same target, task and machine.
+        """
+        deploy_dir_image = \
+            self.server.runCommand(['getVariable', 'DEPLOY_DIR_IMAGE'])[0]
+
+        # if there's no DEPLOY_DIR_IMAGE, there aren't going to be
+        # any image artifacts, so we can return immediately
+        if not deploy_dir_image:
+            return
+
+        buildname = self.server.runCommand(['getVariable', 'BUILDNAME'])[0]
+        machine = self.server.runCommand(['getVariable', 'MACHINE'])[0]
+        image_name = self.server.runCommand(['getVariable', 'IMAGE_NAME'])[0]
+
+        # location of the manifest files for this build;
+        # note that this file is only produced if an image is produced
+        license_directory = \
+            self.server.runCommand(['getVariable', 'LICENSE_DIRECTORY'])[0]
+
+        # file name extensions for image files
+        image_file_extensions_unique = {}
+        image_fstypes = self.server.runCommand(
+            ['getVariable', 'IMAGE_FSTYPES'])[0]
+        if image_fstypes != None:
+            image_types_str = image_fstypes.strip()
+            image_file_extensions = re.sub(r' {2,}', ' ', image_types_str)
+            image_file_extensions_unique = set(image_file_extensions.split(' '))
+
+        targets = self.internal_state['targets']
+
+        # filter out anything which isn't an image target
+        image_targets = [target for target in targets if target.is_image]
+
+        for image_target in image_targets:
+            # this is set to True if we find at least one file relating to
+            # this target; if this remains False after the scan, we copy the
+            # files from the most-recent Target with the same target + machine
+            # onto this Target instead
+            has_files = False
+
+            # we construct this because by the time we reach
+            # BuildCompleted, this has reset to
+            # 'defaultpkgname-<MACHINE>-<BUILDNAME>';
+            # we need to change it to
+            # <TARGET>-<MACHINE>-<BUILDNAME>
+            real_image_name = re.sub(r'^defaultpkgname', image_target.target,
+                image_name)
+
+            image_license_manifest_path = os.path.join(
+                license_directory,
+                real_image_name,
+                'image_license.manifest')
+
+            image_package_manifest_path = os.path.join(
+                license_directory,
+                real_image_name,
+                'image_license.manifest')
+
+            # if image_license.manifest exists, we can read the names of
+            # bzImage, modules etc. files for this build from it, then look for
+            # them in the DEPLOY_DIR_IMAGE; note that this file is only produced
+            # if an image file was produced
+            if os.path.isfile(image_license_manifest_path):
+                has_files = True
+
+                basenames = self._get_filenames_from_image_license(
+                    image_license_manifest_path)
+
+                for basename in basenames:
+                    artifact_path = os.path.join(deploy_dir_image, basename)
+                    if not os.path.exists(artifact_path):
+                        logger.warning("artifact %s doesn't exist, skipping" % artifact_path)
+                        continue
+                    artifact_size = os.stat(artifact_path).st_size
+
+                    # note that the artifact will only be saved against this
+                    # build if it hasn't been already
+                    self.orm_wrapper.save_target_kernel_file(image_target,
+                        artifact_path, artifact_size)
+
+                # store the license manifest path on the target
+                # (this file is also created any time an image file is created)
+                license_manifest_path = os.path.join(license_directory,
+                    real_image_name, 'license.manifest')
+
+                self.orm_wrapper.update_target_set_license_manifest(
+                    image_target, license_manifest_path)
+
+                # store the package manifest path on the target (this file
+                # is created any time an image file is created)
+                package_manifest_path = os.path.join(deploy_dir_image,
+                    real_image_name + '.rootfs.manifest')
+
+                if os.path.exists(package_manifest_path):
+                    self.orm_wrapper.update_target_set_package_manifest(
+                        image_target, package_manifest_path)
+
+            # scan the directory for image files relating to this build
+            # (via real_image_name); note that we don't have to set
+            # has_files = True, as searching for the license manifest file
+            # will already have set it to true if at least one image file was
+            # produced; note that the real_image_name includes BUILDNAME, which
+            # in turn includes a timestamp; so if no files were produced for
+            # this timestamp (i.e. the build reused existing image files already
+            # in the directory), no files will be recorded against this target
+            image_files = self._get_image_files(deploy_dir_image,
+                real_image_name, image_file_extensions_unique)
+
+            for image_file in image_files:
+                self.orm_wrapper.save_target_image_file_information(
+                    image_target, image_file['path'], image_file['size'])
+
+            if not has_files:
+                # copy image files and build artifacts from the
+                # most-recently-built Target with the
+                # same target + machine as this Target; also copy the license
+                # manifest path, as that is not treated as an artifact and needs
+                # to be set separately
+                similar_target = \
+                    self.orm_wrapper.get_similar_target_with_image_files(
+                        image_target)
+
+                if similar_target:
+                    logger.info('image artifacts for target %s cloned from ' \
+                        'target %s' % (image_target.pk, similar_target.pk))
+                    self.orm_wrapper.clone_image_artifacts(similar_target,
+                        image_target)
+
+    def _get_sdk_targets(self):
+        """
+        Return targets which could generate SDK artifacts, i.e.
+        "do_populate_sdk" and "do_populate_sdk_ext".
+        """
+        return [target for target in self.internal_state['targets'] \
+            if target.task in ['populate_sdk', 'populate_sdk_ext']]
+
+    def scan_sdk_artifacts(self, event):
+        """
+        Note that we have to intercept an SDKArtifactInfo event from
+        toaster.bbclass (via toasterui) to get hold of the SDK variables we
+        need to be able to scan for files accurately: this is because
+        variables like TOOLCHAIN_OUTPUTNAME have reset to None by the time
+        BuildCompleted is fired by bitbake, so we have to get those values
+        while the build is still in progress.
+
+        For populate_sdk_ext, this runs twice, with two different
+        TOOLCHAIN_OUTPUTNAME settings, each of which will capture some of the
+        files in the SDK output directory.
+        """
+        sdk_vars = BuildInfoHelper._get_data_from_event(event)
+        toolchain_outputname = sdk_vars['TOOLCHAIN_OUTPUTNAME']
+
+        # targets which might have created SDK artifacts
+        sdk_targets = self._get_sdk_targets()
+
+        # location of SDK artifacts
+        tmpdir = self.server.runCommand(['getVariable', 'TMPDIR'])[0]
+        sdk_dir = os.path.join(tmpdir, 'deploy', 'sdk')
+
+        # all files in the SDK directory
+        artifacts = []
+        for dir_path, _, filenames in os.walk(sdk_dir):
+            for filename in filenames:
+                full_path = os.path.join(dir_path, filename)
+                if not os.path.islink(full_path):
+                    artifacts.append(full_path)
+
+        for sdk_target in sdk_targets:
+            # find files in the SDK directory which haven't already been
+            # recorded against a Target and whose basename matches
+            # TOOLCHAIN_OUTPUTNAME
+            for artifact_path in artifacts:
+                basename = os.path.basename(artifact_path)
+
+                toolchain_match = basename.startswith(toolchain_outputname)
+
+                # files which match the name of the target which produced them;
+                # for example,
+                # poky-glibc-x86_64-core-image-sato-i586-toolchain-ext-2.1+snapshot.sh
+                target_match = re.search(sdk_target.target, basename)
+
+                # targets which produce "*-nativesdk-*" files
+                is_ext_sdk_target = sdk_target.task in \
+                    ['do_populate_sdk_ext', 'populate_sdk_ext']
+
+                # SDK files which don't match the target name, i.e.
+                # x86_64-nativesdk-libc.*
+                # poky-glibc-x86_64-buildtools-tarball-i586-buildtools-nativesdk-standalone-2.1+snapshot*
+                is_ext_sdk_file = re.search('-nativesdk-', basename)
+
+                file_from_target = (toolchain_match and target_match) or \
+                    (is_ext_sdk_target and is_ext_sdk_file)
+
+                if file_from_target:
+                    # don't record the file if it's already been added to this
+                    # target
+                    matching_files = TargetSDKFile.objects.filter(
+                        target=sdk_target, file_name=artifact_path)
+
+                    if matching_files.count() == 0:
+                        artifact_size = os.stat(artifact_path).st_size
+
+                        self.orm_wrapper.save_target_sdk_file(
+                            sdk_target, artifact_path, artifact_size)
+
+    def clone_required_sdk_artifacts(self):
+        """
+        If an SDK target doesn't have any SDK artifacts, this means that
+        the postfuncs of populate_sdk or populate_sdk_ext didn't fire, which
+        in turn means that the targets of this build didn't generate any new
+        artifacts.
+
+        In this case, clone SDK artifacts for targets in the current build
+        from existing targets for this build.
+        """
+        sdk_targets = self._get_sdk_targets()
+        for sdk_target in sdk_targets:
+            # only clone for SDK targets which have no TargetSDKFiles yet
+            if sdk_target.targetsdkfile_set.all().count() == 0:
+                similar_target = \
+                    self.orm_wrapper.get_similar_target_with_sdk_files(
+                        sdk_target)
+                if similar_target:
+                    logger.info('SDK artifacts for target %s cloned from ' \
+                        'target %s' % (sdk_target.pk, similar_target.pk))
+                    self.orm_wrapper.clone_sdk_artifacts(similar_target,
+                        sdk_target)
+
+    def close(self, errorcode):
+        self._store_build_done(errorcode)
+
+        if 'backlog' in self.internal_state:
+            # we save missed events in the database for the current build
+            tempevent = self.internal_state['backlog'].pop()
+            self.store_log_event(tempevent)
+
+        if not connection.features.autocommits_when_autocommit_is_off:
+            transaction.set_autocommit(True)
+
+        # unset the brbe; this is to prevent subsequent command-line builds
+        # being incorrectly attached to the previous Toaster-triggered build;
+        # see https://bugzilla.yoctoproject.org/show_bug.cgi?id=9021
+        self.brbe = None
+
+        # unset the internal Build object to prevent it being reused for the
+        # next build
+        self.internal_state['build'] = None