per project build directory + build cancel + DL_DIR/SSTATE_DIR

index d409554..6a85ae2 100755
@@ -17,7 +17,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program. If not, see http://www.gnu.org/licenses/.
 
-# Usage: source toaster [start|stop|restart-bitbake]
+# Usage: source toaster [start|stop]
 #                       [webport=<port>] [noui] [noweb]
 
 # Helper function to kill a background toaster development server

@@ -95,7 +95,6 @@ stop_system()
         kill `cat ${BUILDDIR}/.toasterui.pid` 2>/dev/null
         rm ${BUILDDIR}/.toasterui.pid
     fi
-    stop_bitbake
     webserverKillAll
     # unset exported variables
     unset DATABASE_URL

@@ -106,31 +105,6 @@ stop_system()
     INSTOPSYSTEM=0
 }
 
-start_bitbake() {
-    unset BBSERVER
-    bitbake --read conf/toaster.conf --server-only -t xmlrpc -B 0.0.0.0:0
-    if [ $? -ne 0 ]; then
-        echo "Bitbake server start failed"
-        return 1
-    fi
-    export BBSERVER=0.0.0.0:-1
-    export DATABASE_URL=`$MANAGE get-dburl`
-    # we start the TOASTERUI only if not inhibited
-    if [ $NOTOASTERUI -eq 0 ]; then
-        bitbake --observe-only -u toasterui --remote-server=$BBSERVER -t xmlrpc \
-            >>${BUILDDIR}/toaster_ui.log 2>&1 \
-            & echo $! >${BUILDDIR}/.toasterui.pid
-    fi
-    return 0
-}
-
-stop_bitbake() {
-    BBSERVER=0.0.0.0:-1 bitbake -m
-    unset BBSERVER
-    # force stop any misbehaving bitbake server
-    lsof -t bitbake.lock | awk '{print $2}' | grep "[0-9]\+" | xargs -n1 -r kill
-}
-
 verify_prereq() {
     # Verify Django version
     reqfile=$(python -c "import os; print os.path.realpath('$BBBASEDIR/toaster-requirements.txt')")

@@ -229,15 +203,6 @@ if [ `basename \"$0\"` = `basename \"${TOASTER}\"` ]; then
     return 1
 fi
 
-if [ "$1" = 'restart-bitbake' ] ; then
-    stop_bitbake
-    sleep 1
-    start_bitbake
-    rc=$?
-    sleep 3
-    return $rc
-fi
-
 verify_prereq || return 1
 
 # We make sure we're running in the current shell and in a good environment

@@ -281,16 +246,6 @@ case $CMD in
              $MANAGE checksocket "0.0.0.0:$WEB_PORT" || return 1
         fi
 
-        # Make sure it's safe to start by checking bitbake lock
-        if [ -e $BUILDDIR/bitbake.lock ]; then
-            python -c "import fcntl; fcntl.flock(open(\"$BUILDDIR/bitbake.lock\"), fcntl.LOCK_EX|fcntl.LOCK_NB)" 2>/dev/null
-            if [ $? -ne 0 ] ; then
-                echo "Error: bitbake lock state error. File locks show that the system is on." 1>&2
-                echo "Please wait for the current build to finish, stop and then start the system again." 1>&2
-                return 3
-            fi
-        fi
-
         # kill Toaster web server if it's alive
         if [ -e $BUILDDIR/.toastermain.pid ] && kill -0 `cat $BUILDDIR/.toastermain.pid`; then
             echo "Warning: bitbake appears to be dead, but the Toaster web server is running." 1>&2

@@ -308,22 +263,12 @@ case $CMD in
             echo "Failed ${CMD}."
             return 4
         fi
-        start_bitbake
-        if [ $? -eq 0 ]; then
-            $MANAGE runbuilds & echo $! >${BUILDDIR}/.runbuilds.pid
-            # set fail safe stop system on terminal exit
-            trap stop_system SIGHUP
-            echo "Successful ${CMD}."
-            return 0
-        else
-            # failed start, do stop
-            stop_system
-            echo "Failed ${CMD}."
-            return 1
-        fi
-        # stop system on terminal exit
-        set -o monitor
+        export DATABASE_URL=`$MANAGE get-dburl`
+        $MANAGE runbuilds & echo $! >${BUILDDIR}/.runbuilds.pid
+        # set fail safe stop system on terminal exit
         trap stop_system SIGHUP
+        echo "Successful ${CMD}."
+        return 0
     ;;
     stop )
         stop_system

index 6a85ae2..1e6e690 100755
@@ -175,15 +175,11 @@ fi
 # make sure that the toaster.sqlite file doesn't default to `pwd` like it currently does.
 export TOASTER_DIR=`pwd`
 
-NOTOASTERUI=0
 WEBSERVER=1
 WEB_PORT="8000"
 unset CMD
 for param in $*; do
     case $param in
-    noui )
-            NOTOASTERUI=1
-    ;;
     noweb )
             WEBSERVER=0
     ;;

index 1e6e690..5cc77ed 100755
@@ -100,6 +100,7 @@ stop_system()
     unset DATABASE_URL
     unset TOASTER_CONF
     unset TOASTER_DIR
+    unset BITBAKE_UI
     trap - SIGHUP
     #trap - SIGCHLD
     INSTOPSYSTEM=0

@@ -259,6 +260,7 @@ case $CMD in
             echo "Failed ${CMD}."
             return 4
         fi
+        export BITBAKE_UI='toasterui'
         export DATABASE_URL=`$MANAGE get-dburl`
         $MANAGE runbuilds & echo $! >${BUILDDIR}/.runbuilds.pid
         # set fail safe stop system on terminal exit

index 7b8b1a5..c3ffdc8 100644
@@ -837,7 +837,7 @@ class BuildInfoHelper(object):
     # 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):
+    def __init__(self, server, has_build_history = False, brbe = None):
         self.internal_state = {}
         self.internal_state['taskdata'] = {}
         self.internal_state['targets'] = []

@@ -853,7 +853,7 @@ class BuildInfoHelper(object):
 
         # this is set for Toaster-triggered builds by localhostbecontroller
         # via toasterui
-        self.brbe = None
+        self.brbe = brbe
 
         self.project = None
 

index df85bbd..7d20949 100644
@@ -196,7 +196,8 @@ def main(server, eventHandler, params):
     taskfailures = []
     first = True
 
-    buildinfohelper = BuildInfoHelper(server, build_history_enabled)
+    buildinfohelper = BuildInfoHelper(server, build_history_enabled,
+                                      os.getenv('TOASTER_BRBE'))
 
     # write our own log files into bitbake's log directory;
     # we're only interested in the path to the parent directory of

index 6b479bf..df093c5 100644
@@ -24,7 +24,7 @@ server and queue them for the UI to process. This process must be used to avoid
 client/server deadlocks.
 """
 
-import socket, threading, pickle
+import socket, threading, pickle, collections
 from SimpleXMLRPCServer import SimpleXMLRPCServer, SimpleXMLRPCRequestHandler
 
 class BBUIEventQueue:

@@ -51,7 +51,13 @@ class BBUIEventQueue:
         # giving up
 
         for count_tries in range(5):
-            self.EventHandle, error = self.BBServer.registerEventHandler(self.host, self.port)
+            ret = self.BBServer.registerEventHandler(self.host, self.port)
+
+            if isinstance(ret, collections.Iterable):
+                self.EventHandle, error = ret
+            else:
+                self.EventHandle = ret
+                error = ""
 
             if self.EventHandle != None:
                 break

index c3ffdc8..ebac5f6 100644
@@ -1231,7 +1231,6 @@ class BuildInfoHelper(object):
         assert 'layer-priorities' in event._depgraph
         assert 'pn' in event._depgraph
         assert 'tdepends' in event._depgraph
-        assert 'providermap' in event._depgraph
 
         errormsg = ""
 

@@ -1314,7 +1313,7 @@ class BuildInfoHelper(object):
                 if dep in assume_provided:
                     continue
                 via = None
-                if dep in event._depgraph['providermap']:
+                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,

index 7d20949..593d983 100644
@@ -373,9 +373,9 @@ def main(server, eventHandler, params):
 
                 # update the build info helper on BuildCompleted, not on CommandXXX
                 buildinfohelper.update_build_information(event, errors, warnings, taskfailures)
+
+                brbe = buildinfohelper.brbe
                 buildinfohelper.close(errorcode)
-                # mark the log output; controllers may kill the toasterUI after seeing this log
-                logger.info("ToasterUI build done 1, brbe: %s", buildinfohelper.brbe )
 
                 # we start a new build info
                 logger.debug("ToasterUI prepared for new build")

@@ -384,7 +384,7 @@ def main(server, eventHandler, params):
                 taskfailures = []
                 buildinfohelper = BuildInfoHelper(server, build_history_enabled)
 
-                logger.info("ToasterUI build done 2")
+                logger.info("ToasterUI build done, brbe: %s", brbe)
                 continue
 
             if isinstance(event, (bb.command.CommandCompleted,

index f40103c..535a398 100644
@@ -127,14 +127,6 @@ class BuildEnvironmentController(object):
         bblayerconffile.write("# line added by toaster build control\nBBLAYERS = \"" + " ".join(layerlist) + "\"")
         bblayerconffile.close()
 
-    def startBBServer(self):
-        """ Starts a  BB server with Toaster toasterui set up to record the builds, an no controlling UI.
-            After this method executes, self.be bbaddress/bbport MUST point to a running and free server,
-            and the bbstate MUST be  updated to "started".
-        """
-        raise NotImplementedError("FIXME: Must override in order to actually start the BB server")
-
-
     def setLayers(self, bitbake, ls):
         """ Checks-out bitbake executor and layers from git repositories.
             Sets the layer variables in the config file, after validating local layer paths.

@@ -151,7 +143,6 @@ class BuildEnvironmentController(object):
             starts if needed; or reconnects to the server if we can
         """
         if not self.connection:
-            self.startBBServer()
             self.be.lock = BuildEnvironment.LOCK_RUNNING
             self.be.save()
 

index 08419f2..7d6abe6 100644
@@ -70,38 +70,6 @@ class LocalhostBEController(BuildEnvironmentController):
             logger.debug("localhostbecontroller: shellcmd success")
             return out
 
-    def startBBServer(self):
-        assert self.pokydirname and os.path.exists(self.pokydirname)
-        assert self.islayerset
-
-        # find our own toasterui listener/bitbake
-        from toaster.bldcontrol.management.commands.loadconf import _reduce_canon_path
-
-        toaster = _reduce_canon_path(os.path.join(os.path.dirname(os.path.abspath(__file__)), "../../../bin/toaster"))
-        assert os.path.exists(toaster) and os.path.isfile(toaster)
-
-        # restart bitbake server and toastergui observer
-        self._shellcmd("bash -c 'source %s restart-bitbake'" % toaster, self.be.builddir)
-        logger.debug("localhostbecontroller: restarted bitbake server")
-
-        # read port number from bitbake.lock
-        self.be.bbport = ""
-        bblock = os.path.join(self.be.builddir, 'bitbake.lock')
-        if os.path.exists(bblock):
-            with open(bblock) as fplock:
-                for line in fplock:
-                    if ":" in line:
-                        self.be.bbport = line.split(":")[-1].strip()
-                        logger.debug("localhostbecontroller: bitbake port %s", self.be.bbport)
-                        break
-
-        if not self.be.bbport:
-            raise BuildSetupException("localhostbecontroller: can't read bitbake port from %s" % bblock)
-
-        self.be.bbaddress = "localhost"
-        self.be.bbstate = BuildEnvironment.SERVER_STARTED
-        self.be.save()
-
     def getGitCloneDirectory(self, url, branch):
         """Construct unique clone directory name out of url and branch."""
         if branch != "HEAD":

index 535a398..2ca2661 100644
@@ -163,12 +163,6 @@ class BuildEnvironmentController(object):
         """
         raise NotImplementedError("Must return the REST URL of the artifact")
 
-    def release(self):
-        """ This stops the server and releases any resources. After this point, all resources
-            are un-available for further reference
-        """
-        raise NotImplementedError("Must override BE release")
-
     def triggerBuild(self, bitbake, layers, variables, targets):
         raise NotImplementedError("Must override BE release")
 

index 7d6abe6..1ccdd24 100644
@@ -255,12 +255,6 @@ class LocalhostBEController(BuildEnvironmentController):
     def readServerLogFile(self):
         return open(os.path.join(self.be.builddir, "toaster_server.log"), "r").read()
 
-    def release(self):
-        assert self.be.sourcedir and os.path.exists(self.be.builddir)
-        import shutil
-        shutil.rmtree(os.path.join(self.be.sourcedir, "build"))
-        assert not os.path.exists(self.be.builddir)
-
 
     def triggerBuild(self, bitbake, layers, variables, targets):
         # set up the build environment with the needed layers

index 1ccdd24..e588924 100644
@@ -256,7 +256,7 @@ class LocalhostBEController(BuildEnvironmentController):
         return open(os.path.join(self.be.builddir, "toaster_server.log"), "r").read()
 
 
-    def triggerBuild(self, bitbake, layers, variables, targets):
+    def triggerBuild(self, bitbake, layers, variables, targets, brbe):
         # set up the build environment with the needed layers
         self.setLayers(bitbake, layers, targets)
 

index 0bd5d08..8ba836e 100644
@@ -49,15 +49,13 @@ class Command(NoArgsCommand):
 
             logger.debug("runbuilds: starting build %s, environment %s" % (str(br).decode('utf-8'), bec.be))
 
-            # write the build identification variable
-            BRVariable.objects.create(req = br, name="TOASTER_BRBE", value="%d:%d" % (br.pk, bec.be.pk))
-
             # let the build request know where it is being executed
             br.environment = bec.be
             br.save()
 
             # this triggers an async build
-            bec.triggerBuild(br.brbitbake, br.brlayer_set.all(), br.brvariable_set.all(), br.brtarget_set.all())
+            bec.triggerBuild(br.brbitbake, br.brlayer_set.all(), br.brvariable_set.all(),
+                             br.brtarget_set.all(), "%d:%d" % (br.pk, bec.be.pk))
 
         except Exception as e:
             logger.error("runbuilds: Error launching build %s" % e)

index 2ca2661..058e490 100644
@@ -109,24 +109,6 @@ class BuildEnvironmentController(object):
         self.be = be
         self.connection = None
 
-    @staticmethod
-    def _updateBBLayers(bblayerconf, layerlist):
-        conflines = open(bblayerconf, "r").readlines()
-
-        bblayerconffile = open(bblayerconf, "w")
-        skip = 0
-        for i in xrange(len(conflines)):
-            if skip > 0:
-                skip =- 1
-                continue
-            if conflines[i].startswith("# line added by toaster"):
-                skip = 1
-            else:
-                bblayerconffile.write(conflines[i])
-
-        bblayerconffile.write("# line added by toaster build control\nBBLAYERS = \"" + " ".join(layerlist) + "\"")
-        bblayerconffile.close()
-
     def setLayers(self, bitbake, ls):
         """ Checks-out bitbake executor and layers from git repositories.
             Sets the layer variables in the config file, after validating local layer paths.

index e588924..0a2e41d 100644
@@ -180,11 +180,6 @@ class LocalhostBEController(BuildEnvironmentController):
 
         logger.debug("localhostbecontroller: current layer list %s " % pformat(layerlist))
 
-        # 4. update the bblayers.conf
-        bblayerconf = os.path.join(self.be.builddir, "conf/bblayers.conf")
-        if not os.path.exists(bblayerconf):
-            raise BuildSetupException("BE is not consistent: bblayers.conf file missing at %s" % bblayerconf)
-
         # 5. create custom layer and add custom recipes to it
         layerpath = os.path.join(self.be.builddir,
                                  CustomImageRecipe.LAYER_NAME)

@@ -247,10 +242,8 @@ class LocalhostBEController(BuildEnvironmentController):
         if os.path.isdir(layerpath):
             layerlist.append(layerpath)
 
-        BuildEnvironmentController._updateBBLayers(bblayerconf, layerlist)
-
         self.islayerset = True
-        return True
+        return layerlist
 
     def readServerLogFile(self):
         return open(os.path.join(self.be.builddir, "toaster_server.log"), "r").read()

index 0a2e41d..a3d818b 100644
@@ -250,44 +250,74 @@ class LocalhostBEController(BuildEnvironmentController):
 
 
     def triggerBuild(self, bitbake, layers, variables, targets, brbe):
-        # set up the build environment with the needed layers
-        self.setLayers(bitbake, layers, targets)
+        layers = self.setLayers(bitbake, layers, targets)
+
+        # init build environment from the clone
+        builddir = '%s-toaster-%d' % (self.be.builddir, bitbake.req.project.id)
+        oe_init = os.path.join(self.pokydirname, 'oe-init-build-env')
+        # init build environment
+        self._shellcmd('source %s %s' % (oe_init, builddir), self.be.sourcedir)
+
+        # update bblayers.conf
+        bblconfpath = os.path.join(builddir, "conf/bblayers.conf")
+        conflines = open(bblconfpath, "r").readlines()
+        skip = False
+        with open(bblconfpath, 'w') as bblayers:
+            for line in conflines:
+                if line.startswith("# line added by toaster"):
+                    skip = True
+                    continue
+                if skip:
+                    skip = False
+                else:
+                    bblayers.write(line)
+
+            bblayers.write('# line added by toaster build control\n'
+                           'BBLAYERS = "%s"' % ' '.join(layers))
 
         # write configuration file
-        filepath = os.path.join(self.be.builddir, "conf/toaster.conf")
-        with open(filepath, 'w') as conf:
+        confpath = os.path.join(builddir, 'conf/toaster.conf')
+        with open(confpath, 'w') as conf:
             for var in variables:
                 conf.write('%s="%s"\n' % (var.name, var.value))
             conf.write('INHERIT+="toaster buildhistory"')
 
-        # get the bb server running with the build req id and build env id
-        bbctrl = self.getBBController()
-
-        # set variables; TOASTER_BRBE is not set on the server, as this
-        # causes events from command-line builds to be attached to the last
-        # Toaster-triggered build; instead, TOASTER_BRBE is fired as an event so
-        # that toasterui can set it on the buildinfohelper;
-        # see https://bugzilla.yoctoproject.org/show_bug.cgi?id=9021
-        for var in variables:
-            if var.name == 'TOASTER_BRBE':
-                bbctrl.triggerEvent('bb.event.MetadataEvent("SetBRBE", "%s")' \
-                                     % var.value)
-            else:
-                bbctrl.setVariable(var.name, var.value)
-
-        # Add 'toaster' and 'buildhistory' to INHERIT variable
-        inherit = {item.strip() for item in bbctrl.getVariable('INHERIT').split()}
-        inherit = inherit.union(["toaster", "buildhistory"])
-        bbctrl.setVariable('INHERIT', ' '.join(inherit))
-
-        # trigger the build command
-        task = reduce(lambda x, y: x if len(y)== 0 else y, map(lambda y: y.task, targets))
-        if len(task) == 0:
-            task = None
-
-        bbctrl.build(list(map(lambda x:x.target, targets)), task)
-
-        logger.debug("localhostbecontroller: Build launched, exiting. Follow build logs at %s/toaster_ui.log" % self.be.builddir)
-
-        # disconnect from the server
-        bbctrl.disconnect()
+        # run bitbake server from the clone
+        bitbake = os.path.join(self.pokydirname, 'bitbake', 'bin', 'bitbake')
+        self._shellcmd('source %s %s; BITBAKE_UI="" %s --read %s '
+                       '--server-only -t xmlrpc -B 0.0.0.0:0' % (oe_init, builddir,
+                       bitbake, confpath), self.be.sourcedir)
+
+        # read port number from bitbake.lock
+        self.be.bbport = ""
+        bblock = os.path.join(builddir, 'bitbake.lock')
+        with open(bblock) as fplock:
+            for line in fplock:
+                if ":" in line:
+                    self.be.bbport = line.split(":")[-1].strip()
+                    logger.debug("localhostbecontroller: bitbake port %s", self.be.bbport)
+                    break
+
+        if not self.be.bbport:
+            raise BuildSetupException("localhostbecontroller: can't read bitbake port from %s" % bblock)
+
+        self.be.bbaddress = "localhost"
+        self.be.bbstate = BuildEnvironment.SERVER_STARTED
+        self.be.lock = BuildEnvironment.LOCK_RUNNING
+        self.be.save()
+
+        bbtargets = ''
+        for target in targets:
+            task = target.task or 'do_build'
+            if not task.startswith('do_'):
+                task = 'do_' + task
+            bbtargets += '%s:%s ' % (target.target, task)
+
+        # run build with local bitbake
+        log = os.path.join(builddir, 'toaster_ui.log')
+        self._shellcmd('TOASTER_BRBE="%s" BBSERVER="0.0.0.0:-1" '
+                       '../bitbake/bin/bitbake %s -u toasterui '
+                       '>>%s 2>&1 &' % (brbe, bbtargets, log), builddir)
+
+        logger.debug('localhostbecontroller: Build launched, exiting. '
+                     'Follow build logs at %s' % log)

index a3d818b..0c6fdc7 100644
@@ -51,12 +51,14 @@ class LocalhostBEController(BuildEnvironmentController):
         self.pokydirname = None
         self.islayerset = False
 
-    def _shellcmd(self, command, cwd = None):
+    def _shellcmd(self, command, cwd=None, nowait=False):
         if cwd is None:
             cwd = self.be.sourcedir
 
         logger.debug("lbc_shellcmmd: (%s) %s" % (cwd, command))
         p = subprocess.Popen(command, cwd = cwd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        if nowait:
+            return
         (out,err) = p.communicate()
         p.wait()
         if p.returncode:

index 0c6fdc7..b058405 100644
@@ -315,11 +315,13 @@ class LocalhostBEController(BuildEnvironmentController):
                 task = 'do_' + task
             bbtargets += '%s:%s ' % (target.target, task)
 
-        # run build with local bitbake
+        # run build with local bitbake. stop the server after the build.
         log = os.path.join(builddir, 'toaster_ui.log')
-        self._shellcmd('TOASTER_BRBE="%s" BBSERVER="0.0.0.0:-1" '
-                       '../bitbake/bin/bitbake %s -u toasterui '
-                       '>>%s 2>&1 &' % (brbe, bbtargets, log), builddir)
+        self._shellcmd(['(TOASTER_BRBE="%s" BBSERVER="0.0.0.0:-1" '
+                        '../bitbake/bin/bitbake %s -u toasterui >>%s 2>&1;'
+                        'BITBAKE_UI="" BBSERVER=0.0.0.0:-1 %s -m)&' \
+                        % (brbe, bbtargets, log, bitbake)], builddir,
+                        nowait=True)
 
         logger.debug('localhostbecontroller: Build launched, exiting. '
                      'Follow build logs at %s' % log)

index 5cc77ed..dfaff2e 100755
@@ -252,9 +252,9 @@ case $CMD in
         fi
 
         # Create configuration file
-        conf=${BUILDDIR}/conf/toaster.conf
-        echo "# Created by toaster start script" > $conf
-        echo "INHERIT+=\"toaster buildhistory\"" >> $conf
+        conf=${BUILDDIR}/conf/local.conf
+        line='INHERIT+="toaster buildhistory"'
+        grep -q "$line" $conf || echo $line >> $conf
 
         if [ $WEBSERVER -gt 0 ] && ! webserverStartAll; then
             echo "Failed ${CMD}."

index ebac5f6..430061d 100644
@@ -238,14 +238,16 @@ class ORMWrapper(object):
             recipe__name = recipe_name
         )
 
-        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['cpu_time_user']
-        task_to_update.cpu_time_system = task_stats['cpu_time_system']
-        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']
+        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()
 

index b058405..e891ff0 100644
@@ -258,7 +258,8 @@ class LocalhostBEController(BuildEnvironmentController):
         builddir = '%s-toaster-%d' % (self.be.builddir, bitbake.req.project.id)
         oe_init = os.path.join(self.pokydirname, 'oe-init-build-env')
         # init build environment
-        self._shellcmd('source %s %s' % (oe_init, builddir), self.be.sourcedir)
+        self._shellcmd("bash -c 'source %s %s'" % (oe_init, builddir),
+                       self.be.sourcedir)
 
         # update bblayers.conf
         bblconfpath = os.path.join(builddir, "conf/bblayers.conf")

@@ -286,9 +287,9 @@ class LocalhostBEController(BuildEnvironmentController):
 
         # run bitbake server from the clone
         bitbake = os.path.join(self.pokydirname, 'bitbake', 'bin', 'bitbake')
-        self._shellcmd('source %s %s; BITBAKE_UI="" %s --read %s '
-                       '--server-only -t xmlrpc -B 0.0.0.0:0' % (oe_init, builddir,
-                       bitbake, confpath), self.be.sourcedir)
+        self._shellcmd('bash -c \"source %s %s; BITBAKE_UI="" %s --read %s '
+                       '--server-only -t xmlrpc -B 0.0.0.0:0\"' % (oe_init,
+                       builddir, bitbake, confpath), self.be.sourcedir)
 
         # read port number from bitbake.lock
         self.be.bbport = ""

@@ -317,9 +318,9 @@ class LocalhostBEController(BuildEnvironmentController):
 
         # run build with local bitbake. stop the server after the build.
         log = os.path.join(builddir, 'toaster_ui.log')
-        self._shellcmd(['(TOASTER_BRBE="%s" BBSERVER="0.0.0.0:-1" '
+        self._shellcmd(['bash -c \"(TOASTER_BRBE="%s" BBSERVER="0.0.0.0:-1" '
                         '../bitbake/bin/bitbake %s -u toasterui >>%s 2>&1;'
-                        'BITBAKE_UI="" BBSERVER=0.0.0.0:-1 %s -m)&' \
+                        'BITBAKE_UI="" BBSERVER=0.0.0.0:-1 %s -m)&\"' \
                         % (brbe, bbtargets, log, bitbake)], builddir,
                         nowait=True)
 

index 593d983..8467978 100644
@@ -378,11 +378,14 @@ def main(server, eventHandler, params):
                 buildinfohelper.close(errorcode)
 
                 # we start a new build info
-                logger.debug("ToasterUI prepared for new build")
-                errors = 0
-                warnings = 0
-                taskfailures = []
-                buildinfohelper = BuildInfoHelper(server, build_history_enabled)
+                if params.observe_only:
+                    logger.debug("ToasterUI prepared for new build")
+                    errors = 0
+                    warnings = 0
+                    taskfailures = []
+                    buildinfohelper = BuildInfoHelper(server, build_history_enabled)
+                else:
+                    main.shutdown = 1
 
                 logger.info("ToasterUI build done, brbe: %s", brbe)
                 continue

index 058e490..0f7b66d 100644
@@ -63,6 +63,9 @@ class BitbakeController(object):
             task = "build"
         return self._runCommand(["buildTargets", targets, task])
 
+    def forceShutDown(self):
+        return self._runCommand(["stateForceShutdown"])
+
 
 
 def getBuildEnvironmentController(**kwargs):

new file mode 100644
index 0000000..1b1f598
@@ -0,0 +1,74 @@
+#
+# BitBake Toaster Implementation
+#
+# Copyright (C) 2016        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.
+
+
+# Temporary home for the UI's misc API
+
+from orm.models import Project, ProjectTarget
+from bldcontrol.models import BuildRequest
+from bldcontrol import bbcontroller
+from django.http import HttpResponse, JsonResponse
+from django.views.generic import View
+
+
+class XhrBuildRequest(View):
+
+    def get(self, request, *args, **kwargs):
+        return HttpResponse()
+
+    def post(self, request, *args, **kwargs):
+        """ Process HTTP POSTs which make build requests """
+
+        project = Project.objects.get(pk=kwargs['pid'])
+
+        if 'buildCancel' in request.POST:
+            for i in request.POST['buildCancel'].strip().split(" "):
+                try:
+                    br = BuildRequest.objects.select_for_update().get(project = project, pk = i, state__lte = BuildRequest.REQ_QUEUED)
+                    br.state = BuildRequest.REQ_DELETED
+                    br.save()
+                except BuildRequest.DoesNotExist:
+                    pass
+
+        if 'buildDelete' in request.POST:
+            for i in request.POST['buildDelete'].strip().split(" "):
+                try:
+                    BuildRequest.objects.select_for_update().get(project = project, pk = i, state__lte = BuildRequest.REQ_DELETED).delete()
+                except BuildRequest.DoesNotExist:
+                    pass
+
+        if 'targets' in request.POST:
+            ProjectTarget.objects.filter(project = project).delete()
+            s = str(request.POST['targets'])
+            for t in s.translate(None, ";%|\"").split(" "):
+                if ":" in t:
+                    target, task = t.split(":")
+                else:
+                    target = t
+                    task = ""
+                ProjectTarget.objects.create(project = project,
+                                             target = target,
+                                             task = task)
+            project.schedule_build()
+
+        # redirect back to builds page so any new builds in progress etc.
+        # are visible
+        response = HttpResponse()
+        response.status_code = 302
+        response['Location'] = request.build_absolute_uri()
+        return response

55 lines not on this page · raw message

index 400580a..27b0baa 100644
@@ -22,6 +22,7 @@ from django.views.generic import RedirectView, TemplateView
 from django.http import HttpResponseBadRequest
 from toastergui import tables
 from toastergui import typeaheads
+from toastergui import api
 
 urlpatterns = patterns('toastergui.views',
         # landing page

@@ -180,6 +181,10 @@ urlpatterns = patterns('toastergui.views',
         url(r'^xhr_customrecipe/', 'xhr_customrecipe',
             name='xhr_customrecipe'),
 
+        url(r'^xhr_buildrequest/project/(?P<pid>\d+)$',
+           api.XhrBuildRequest.as_view(),
+            name='xhr_buildrequest'),
+
           # default redirection
         url(r'^$', RedirectView.as_view(url='landing', permanent=True)),
 )

index 1b1f598..42901f75 100644
@@ -19,7 +19,7 @@
 
 # Temporary home for the UI's misc API
 
-from orm.models import Project, ProjectTarget
+from orm.models import Project, ProjectTarget, Build
 from bldcontrol.models import BuildRequest
 from bldcontrol import bbcontroller
 from django.http import HttpResponse, JsonResponse

@@ -32,18 +32,54 @@ class XhrBuildRequest(View):
         return HttpResponse()
 
     def post(self, request, *args, **kwargs):
-        """ Process HTTP POSTs which make build requests """
+        """
+          Build control
+
+          Entry point: /xhr_buildrequest/<project_id>
+          Method: POST
+
+          Args:
+              id: id of build to change
+              buildCancel = build_request_id ...
+              buildDelete = id ...
+              targets = recipe_name ...
+
+          Returns:
+              {"error": "ok"}
+            or
+              {"error": <error message>}
+        """
 
         project = Project.objects.get(pk=kwargs['pid'])
 
         if 'buildCancel' in request.POST:
             for i in request.POST['buildCancel'].strip().split(" "):
                 try:
-                    br = BuildRequest.objects.select_for_update().get(project = project, pk = i, state__lte = BuildRequest.REQ_QUEUED)
-                    br.state = BuildRequest.REQ_DELETED
+                    br = BuildRequest.objects.get(project=project, pk=i)
+
+                    try:
+                        bbctrl = bbcontroller.BitbakeController(br.environment)
+                        bbctrl.forceShutDown()
+                    except:
+                        # We catch a bunch of exceptions here because
+                        # this is where the server has not had time to start up
+                        # and the build request or build is in transit between
+                        # processes.
+                        # We can safely just set the build as cancelled
+                        # already as it never got started
+                        build = br.build
+                        build.outcome = Build.CANCELLED
+                        build.save()
+
+                    # We now hand over to the buildinfohelper to update the
+                    # build state once we've finished cancelling
+                    br.state = BuildRequest.REQ_CANCELLING
                     br.save()
+
                 except BuildRequest.DoesNotExist:
-                    pass
+                    return JsonResponse({'error':'No such build id %s' % i})
+
+            return JsonResponse({'error': 'ok'})
 
         if 'buildDelete' in request.POST:
             for i in request.POST['buildDelete'].strip().split(" "):

@@ -51,6 +87,7 @@ class XhrBuildRequest(View):
                     BuildRequest.objects.select_for_update().get(project = project, pk = i, state__lte = BuildRequest.REQ_DELETED).delete()
                 except BuildRequest.DoesNotExist:
                     pass
+            return JsonResponse({'error': 'ok' })
 
         if 'targets' in request.POST:
             ProjectTarget.objects.filter(project = project).delete()

@@ -66,9 +103,8 @@ class XhrBuildRequest(View):
                                              task = task)
             project.schedule_build()
 
-        # redirect back to builds page so any new builds in progress etc.
-        # are visible
+            return JsonResponse({'error': 'ok' })
+
         response = HttpResponse()
-        response.status_code = 302
-        response['Location'] = request.build_absolute_uri()
+        response.status_code = 500
         return response

index 3c57899..131ac2a 100644
@@ -207,9 +207,7 @@ function customRecipePageInit(ctx) {
 
   /* Trigger a build of your custom image */
   $(".build-custom-image").click(function(){
-    libtoaster.startABuild(libtoaster.ctx.projectBuildsUrl,
-      libtoaster.ctx.projectId,
-      ctx.recipe.name,
+    libtoaster.startABuild(null, ctx.recipe.name,
       function(){
         window.location.replace(libtoaster.ctx.projectBuildsUrl);
     });

index b2666ab..aa43284 100644
@@ -60,8 +60,7 @@ function layerBtnsInit() {
     e.preventDefault();
     var recipe = $(this).data('recipe-name');
 
-    libtoaster.startABuild(libtoaster.ctx.projectBuildsUrl,
-      libtoaster.ctx.projectId, recipe,
+    libtoaster.startABuild(null, recipe,
       function(){
         /* Success */
         window.location.replace(libtoaster.ctx.projectBuildsUrl);

75 lines not on this page · raw message

index 6655a18..3013416 100644
@@ -232,9 +232,7 @@ function projectPageInit(ctx) {
 
     toBuild = toBuild.trim();
 
-    libtoaster.startABuild(libtoaster.ctx.projectBuildsUrl,
-      libtoaster.ctx.projectId,
-      toBuild,
+    libtoaster.startABuild(null, toBuild,
       function(){
         /* Build request started */
         window.location.replace(libtoaster.ctx.projectBuildsUrl);

index 58a32a0..b09f974 100644
@@ -82,9 +82,9 @@ function projectTopBarInit(ctx) {
     selectedTarget = { name: newBuildTargetInput.val() };
 
     /* Fire off the build */
-    libtoaster.startABuild(libtoaster.ctx.projectBuildsUrl,
-      null, selectedTarget.name, function(){
-      window.location.replace(libtoaster.ctx.projectBuildsUrl);
+    libtoaster.startABuild(null, selectedTarget.name,
+      function(){
+        window.location.replace(libtoaster.ctx.projectBuildsUrl);
     }, null);
   });
 }

index 2bfd0a4..d5f9eac 100644
@@ -42,9 +42,7 @@ function recipeDetailsPageInit(ctx){
 
   /* Trigger a build of your custom image */
   $(".build-recipe-btn").click(function(){
-    libtoaster.startABuild(libtoaster.ctx.projectBuildsUrl,
-      libtoaster.ctx.projectId,
-      ctx.recipe.name,
+    libtoaster.startABuild(null, ctx.recipe.name,
       function(){
         window.location.replace(libtoaster.ctx.projectBuildsUrl);
     });

index 121a75c..192f9fb 100644
@@ -47,6 +47,7 @@
         projectBuildsUrl: {% url 'projectbuilds' project.id as pburl %}{{pburl|json}},
         xhrCustomRecipeUrl : "{% url 'xhr_customrecipe' %}",
         projectId : {{project.id}},
+        xhrBuildRequestUrl: "{% url 'xhr_buildrequest' project.id %}",
         {% else %}
         projectId : undefined,
         projectPageUrl : undefined,

index 0f7b66d..d09ac17 100644
@@ -37,11 +37,12 @@ class BitbakeController(object):
         It is outside the scope of this class on how the server is started and aquired
     """
 
-    def __init__(self, connection):
-        self.connection = connection
+    def __init__(self, be):
+        self.connection = bb.server.xmlrpc._create_server(be.bbaddress,
+                                                          int(be.bbport))[0]
 
     def _runCommand(self, command):
-        result, error = self.connection.connection.runCommand(command)
+        result, error = self.connection.runCommand(command)
         if error:
             raise Exception(error)
         return result

@@ -122,25 +123,6 @@ class BuildEnvironmentController(object):
         """
         raise NotImplementedError("FIXME: Must override setLayers")
 
-
-    def getBBController(self):
-        """ returns a BitbakeController to an already started server; this is the point where the server
-            starts if needed; or reconnects to the server if we can
-        """
-        if not self.connection:
-            self.be.lock = BuildEnvironment.LOCK_RUNNING
-            self.be.save()
-
-        server = bb.server.xmlrpc.BitBakeXMLRPCClient()
-        server.initServer()
-        server.saveConnectionDetails("%s:%s" % (self.be.bbaddress, self.be.bbport))
-        self.connection = server.establishConnection([])
-
-        self.be.bbtoken = self.connection.transport.connection_token
-        self.be.save()
-
-        return BitbakeController(self.connection)
-
     def getArtifact(self, path):
         """ This call returns an artifact identified by the 'path'. How 'path' is interpreted as
             up to the implementing BEC. The return MUST be a REST URL where a GET will actually return

index e891ff0..7d6801cb 100644
@@ -32,7 +32,7 @@ import subprocess
 
 from toastermain import settings
 
-from bbcontroller import BuildEnvironmentController, ShellCmdException, BuildSetupException
+from bbcontroller import BuildEnvironmentController, ShellCmdException, BuildSetupException, BitbakeController
 
 import logging
 logger = logging.getLogger("toaster")

new file mode 100644
index 0000000..f8ec65a
@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('orm', '0004_provides'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='build',
+            name='outcome',
+            field=models.IntegerField(default=2, choices=[(0, b'Succeeded'), (1, b'Failed'), (2, b'In Progress'), (3, b'Cancelled')]),
+        ),
+    ]

index 6ae6316..bbfb200 100644
@@ -358,11 +358,13 @@ class Build(models.Model):
     SUCCEEDED = 0
     FAILED = 1
     IN_PROGRESS = 2
+    CANCELLED = 3
 
     BUILD_OUTCOME = (
         (SUCCEEDED, 'Succeeded'),
         (FAILED, 'Failed'),
         (IN_PROGRESS, 'In Progress'),
+        (CANCELLED, 'Cancelled'),
     )
 
     search_allowed_fields = ['machine', 'cooker_log_path', "target__target", "target__target_image_file__file_name"]

@@ -389,7 +391,10 @@ class Build(models.Model):
         if project:
             builds = builds.filter(project=project)
 
-        finished_criteria = Q(outcome=Build.SUCCEEDED) | Q(outcome=Build.FAILED)
+        finished_criteria = \
+                Q(outcome=Build.SUCCEEDED) | \
+                Q(outcome=Build.FAILED) | \
+                Q(outcome=Build.CANCELLED)
 
         recent_builds = list(itertools.chain(
             builds.filter(outcome=Build.IN_PROGRESS).order_by("-started_on"),

new file mode 100644
index 0000000..efcdf49
@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('bldcontrol', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='buildrequest',
+            name='state',
+            field=models.IntegerField(default=0, choices=[(0, b'created'), (1, b'queued'), (2, b'in progress'), (3, b'completed'), (4, b'failed'), (5, b'deleted'), (6, b'cancelling'), (7, b'archive')]),
+        ),
+    ]

index 9b2d0d0..cb49a58 100644
@@ -4,6 +4,8 @@ from django.core.validators import MaxValueValidator, MinValueValidator
 from django.utils.encoding import force_bytes
 from orm.models import Project, ProjectLayer, ProjectVariable, ProjectTarget, Build, Layer_Version
 
+import logging
+logger = logging.getLogger("toaster")
 # a BuildEnvironment is the equivalent of the "build/" directory on the localhost
 class BuildEnvironment(models.Model):
     SERVER_STOPPED = 0

@@ -64,7 +66,8 @@ class BuildRequest(models.Model):
     REQ_COMPLETED = 3
     REQ_FAILED = 4
     REQ_DELETED = 5
-    REQ_ARCHIVE = 6
+    REQ_CANCELLING = 6
+    REQ_ARCHIVE = 7
 
     REQUEST_STATE = (
         (REQ_CREATED, "created"),

@@ -73,6 +76,7 @@ class BuildRequest(models.Model):
         (REQ_COMPLETED, "completed"),
         (REQ_FAILED, "failed"),
         (REQ_DELETED, "deleted"),
+        (REQ_CANCELLING, "cancelling"),
         (REQ_ARCHIVE, "archive"),
     )
 

@@ -85,6 +89,27 @@ class BuildRequest(models.Model):
     created     = models.DateTimeField(auto_now_add = True)
     updated     = models.DateTimeField(auto_now = True)
 
+    def __init__(self, *args, **kwargs):
+        super(BuildRequest, self).__init__(*args, **kwargs)
+        # Save the old state incase it's about to be modified
+        self.old_state = self.state
+
+    def save(self, *args, **kwargs):
+        # Check that the state we're trying to set is not going backwards
+        # e.g. from REQ_FAILED to REQ_INPROGRESS
+        if self.old_state != self.state and self.old_state > self.state:
+            logger.warn("Invalid state change requested: "
+                        "Cannot go from %s to %s - ignoring request" %
+                        (BuildRequest.REQUEST_STATE[self.old_state][1],
+                         BuildRequest.REQUEST_STATE[self.state][1])
+                       )
+            # Set property back to the old value
+            self.state = self.old_state
+            return
+
+        super(BuildRequest, self).save(*args, **kwargs)
+
+
     def get_duration(self):
         return (self.updated - self.created).total_seconds()
 

index 430061d..406f608 100644
@@ -215,6 +215,15 @@ class ORMWrapper(object):
         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

@@ -1389,9 +1398,17 @@ class BuildInfoHelper(object):
         be.lock = BuildEnvironment.LOCK_LOCK
         be.save()
         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()
+            errorcode = 0
+
         if errorcode == 0:
             # request archival of the project artifacts
-            br.state = BuildRequest.REQ_ARCHIVE
+            br.state = BuildRequest.REQ_COMPLETED
         else:
             br.state = BuildRequest.REQ_FAILED
         br.save()

index 822c7e5..385d658 100644
@@ -1080,8 +1080,9 @@ class BuildsTable(ToasterTable):
         """
         queryset = self.get_builds()
 
-        # don't include in progress builds
-        queryset = queryset.exclude(outcome=Build.IN_PROGRESS)
+        # Don't include in progress builds pr cancelled builds
+        queryset = queryset.exclude(Q(outcome=Build.IN_PROGRESS) |
+                                    Q(outcome=Build.CANCELLED))
 
         # sort
         queryset = queryset.order_by(self.default_orderby)

new file mode 100644
index 0000000..09117e1
@@ -0,0 +1,95 @@
+
+function mrbSectionInit(ctx){
+
+  var projectBuilds;
+
+  if (ctx.mrbType === 'project')
+    projectBuilds = true;
+
+  $(".cancel-build-btn").click(function(e){
+    e.preventDefault();
+
+    var url = $(this).data('request-url');
+    var buildReqIds = $(this).data('buildrequest-id');
+    var banner = $(this).parents(".alert");
+
+    banner.find(".progress-info").fadeOut().promise().done(function(){
+      $("#cancelling-msg-" + buildReqIds).show();
+      console.log("cancel build");
+      libtoaster.cancelABuild(url, buildReqIds, function(){
+        if (projectBuilds == false){
+          /* the all builds page is not 'self updating' like thei
+           * project Builds
+           */
+          window.location.reload();
+        }
+      }, null);
+    });
+  });
+
+  $(".run-again-btn").click(function(e){
+    e.preventDefault();
+
+    var url = $(this).data('request-url');
+    var target = $(this).data('target');
+
+    libtoaster.startABuild(url, target, function(){
+      window.location.reload();
+    }, null);
+  });
+
+
+  var progressTimer;
+
+  if (projectBuilds === true){
+    progressTimer = window.setInterval(function() {
+      libtoaster.getProjectInfo(libtoaster.ctx.projectPageUrl,
+        function(prjInfo){
+          /* These two are needed because a build can be 100% and still
+           * in progress due to the fact that the % done is updated at the
+           * start of a task so it can be doing the last task at 100%
+           */
+          var inProgress = 0;
+          var allPercentDone = 0;
+          if (prjInfo.builds.length === 0)
+            return
+
+          for (var i in prjInfo.builds){
+            var build = prjInfo.builds[i];
+
+            if (build.outcome === "In Progress" ||
+               $(".progress .bar").length > 0){
+              /* Update the build progress */
+              var percentDone;
+
+              if (build.outcome !== "In Progress"){
+                /* We have to ignore the value when it's Succeeded because it
+                *   goes back to 0
+                */
+                percentDone = 100;
+              } else {
+                percentDone = build.percentDone;
+                inProgress++;
+              }
+
+              $("#build-pc-done-" + build.id).text(percentDone);
+              $("#build-pc-done-title-" + build.id).attr("title", percentDone);
+              $("#build-pc-done-bar-" + build.id).css("width",
+                String(percentDone) + "%");
+
+              allPercentDone += percentDone;
+            }
+          }
+
+          if (allPercentDone === (100 * prjInfo.builds.length) && !inProgress)
+            window.location.reload();
+
+          /* Our progress bar is not still showing so shutdown the polling. */
+          if ($(".progress .bar").length === 0)
+            window.clearInterval(progressTimer);
+
+      });
+    }, 1500);
+  }
+}
+

177 lines not on this page · raw message

index bbfb200..462e828 100644
@@ -197,7 +197,10 @@ class Project(models.Model):
     def get_number_of_builds(self):
         """Return the number of builds which have ended"""
 
-        return self.build_set.filter(~Q(outcome=Build.IN_PROGRESS)).count()
+        return self.build_set.exclude(
+            Q(outcome=Build.IN_PROGRESS) |
+            Q(outcome=Build.CANCELLED)
+        ).count()
 
     def get_last_build_id(self):
         try:

index 8ba836e..4c1c6a7 100644
@@ -1,5 +1,7 @@
 from django.core.management.base import NoArgsCommand, CommandError
 from django.db import transaction
+from django.db.models import Q
+
 from orm.models import Build, ToasterSetting, LogMessage, Target
 from bldcontrol.bbcontroller import getBuildEnvironmentController, ShellCmdException, BuildSetupException
 from bldcontrol.models import BuildRequest, BuildEnvironment, BRError, BRVariable

@@ -86,13 +88,20 @@ class Command(NoArgsCommand):
     def cleanup(self):
         from django.utils import timezone
         from datetime import timedelta
-        # environments locked for more than 30 seconds - they should be unlocked
-        BuildEnvironment.objects.filter(buildrequest__state__in=[BuildRequest.REQ_FAILED, BuildRequest.REQ_COMPLETED]).filter(lock=BuildEnvironment.LOCK_LOCK).filter(updated__lt = timezone.now() - timedelta(seconds = 30)).update(lock = BuildEnvironment.LOCK_FREE)
-
-
         # update all Builds that failed to start
 
         for br in BuildRequest.objects.filter(state = BuildRequest.REQ_FAILED, build__outcome = Build.IN_PROGRESS):
+        # environments locked for more than 30 seconds
+        # they should be unlocked
+        BuildEnvironment.objects.filter(
+            Q(buildrequest__state__in=[BuildRequest.REQ_FAILED,
+                                       BuildRequest.REQ_COMPLETED,
+                                       BuildRequest.REQ_CANCELLING]) &
+            Q(lock=BuildEnvironment.LOCK_LOCK) &
+            Q(updated__lt=timezone.now() - timedelta(seconds = 30))
+        ).update(lock=BuildEnvironment.LOCK_FREE)
+
+
             # transpose the launch errors in ToasterExceptions
             br.build.outcome = Build.FAILED
             for brerror in br.brerror_set.all():

@@ -125,6 +134,15 @@ class Command(NoArgsCommand):
             br.build.save()
         pass
 
+        # Make sure the LOCK is removed for builds which have been fully
+        # cancelled
+        for br in BuildRequest.objects.filter(
+            Q(build__outcome=Build.CANCELLED) &
+            Q(state=BuildRequest.REQ_CANCELLING) &
+            ~Q(environment=None)):
+            br.environment.lock = BuildEnvironment.LOCK_FREE
+            br.environment.save()
+
 
     def handle_noargs(self, **options):
         while True:

index 4c1c6a7..27289be 100644
@@ -2,18 +2,25 @@ from django.core.management.base import NoArgsCommand, CommandError
 from django.db import transaction
 from django.db.models import Q
 
+from bldcontrol.bbcontroller import getBuildEnvironmentController
+from bldcontrol.bbcontroller import ShellCmdException, BuildSetupException
+from bldcontrol.models import BuildRequest, BuildEnvironment
+from bldcontrol.models import BRError, BRVariable
+
 from orm.models import Build, ToasterSetting, LogMessage, Target
-from bldcontrol.bbcontroller import getBuildEnvironmentController, ShellCmdException, BuildSetupException
-from bldcontrol.models import BuildRequest, BuildEnvironment, BRError, BRVariable
+
 import os
 import logging
 import time
+import sys
+import traceback
 
-logger = logging.getLogger("ToasterScheduler")
+logger = logging.getLogger("toaster")
 
 class Command(NoArgsCommand):
     args    = ""
-    help    = "Schedules and executes build requests as possible. Does not return (interrupt with Ctrl-C)"
+    help    = "Schedules and executes build requests as possible."
+    "Does not return (interrupt with Ctrl-C)"
 
 
     @transaction.atomic

@@ -25,21 +32,19 @@ class Command(NoArgsCommand):
 
     @transaction.atomic
     def _selectBuildRequest(self):
-        br = BuildRequest.objects.filter(state = BuildRequest.REQ_QUEUED).order_by('pk')[0]
-        br.state = BuildRequest.REQ_INPROGRESS
-        br.save()
+        br = BuildRequest.objects.filter(state=BuildRequest.REQ_QUEUED).first()
         return br
 
     def schedule(self):
-        import traceback
         try:
-            br = None
-            try:
-                # select the build environment and the request to build
-                br = self._selectBuildRequest()
-            except IndexError as e:
-                #logger.debug("runbuilds: No build request")
+            # select the build environment and the request to build
+            br = self._selectBuildRequest()
+            if br:
+                br.state = BuildRequest.REQ_INPROGRESS
+                br.save()
+            else:
                 return
+
             try:
                 bec = self._selectBuildEnvironment()
             except IndexError as e:

@@ -49,15 +54,17 @@ class Command(NoArgsCommand):
                 logger.debug("runbuilds: No build env")
                 return
 
-            logger.debug("runbuilds: starting build %s, environment %s" % (str(br).decode('utf-8'), bec.be))
+            logger.debug("runbuilds: starting build %s, environment %s" % \
+                         (str(br).decode('utf-8'), bec.be))
 
             # let the build request know where it is being executed
             br.environment = bec.be
             br.save()
 
             # this triggers an async build
-            bec.triggerBuild(br.brbitbake, br.brlayer_set.all(), br.brvariable_set.all(),
-                             br.brtarget_set.all(), "%d:%d" % (br.pk, bec.be.pk))
+            bec.triggerBuild(br.brbitbake, br.brlayer_set.all(),
+                             br.brvariable_set.all(), br.brtarget_set.all(),
+                             "%d:%d" % (br.pk, bec.be.pk))
 
         except Exception as e:
             logger.error("runbuilds: Error launching build %s" % e)

@@ -88,9 +95,6 @@ class Command(NoArgsCommand):
     def cleanup(self):
         from django.utils import timezone
         from datetime import timedelta
-        # update all Builds that failed to start
-
-        for br in BuildRequest.objects.filter(state = BuildRequest.REQ_FAILED, build__outcome = Build.IN_PROGRESS):
         # environments locked for more than 30 seconds
         # they should be unlocked
         BuildEnvironment.objects.filter(

@@ -102,22 +106,30 @@ class Command(NoArgsCommand):
         ).update(lock=BuildEnvironment.LOCK_FREE)
 
 
+        # update all Builds that were in progress and failed to start
+        for br in BuildRequest.objects.filter(
+            state=BuildRequest.REQ_FAILED,
+            build__outcome=Build.IN_PROGRESS):
             # transpose the launch errors in ToasterExceptions
             br.build.outcome = Build.FAILED
             for brerror in br.brerror_set.all():
                 logger.debug("Saving error %s" % brerror)
-                LogMessage.objects.create(build = br.build, level = LogMessage.EXCEPTION, message = brerror.errmsg)
+                LogMessage.objects.create(build=br.build,
+                                          level=LogMessage.EXCEPTION,
+                                          message=brerror.errmsg)
             br.build.save()
 
-            # we don't have a true build object here; hence, toasterui didn't have a change to release the BE lock
+            # we don't have a true build object here; hence, toasterui
+            # didn't have a change to release the BE lock
             br.environment.lock = BuildEnvironment.LOCK_FREE
             br.environment.save()
 
 
-
         # update all BuildRequests without a build created
         for br in BuildRequest.objects.filter(build = None):
-            br.build = Build.objects.create(project = br.project, completed_on = br.updated, started_on = br.created)
+            br.build = Build.objects.create(project=br.project,
+                                            completed_on=br.updated,
+                                            started_on=br.created)
             br.build.outcome = Build.FAILED
             try:
                 br.build.machine = br.brvariable_set.get(name='MACHINE').value

@@ -126,13 +138,16 @@ class Command(NoArgsCommand):
             br.save()
             # transpose target information
             for brtarget in br.brtarget_set.all():
-                Target.objects.create(build=br.build, target=brtarget.target, task=brtarget.task)
+                Target.objects.create(build=br.build,
+                                      target=brtarget.target,
+                                      task=brtarget.task)
             # transpose the launch errors in ToasterExceptions
             for brerror in br.brerror_set.all():
-                LogMessage.objects.create(build = br.build, level = LogMessage.EXCEPTION, message = brerror.errmsg)
+                LogMessage.objects.create(build=br.build,
+                                          level=LogMessage.EXCEPTION,
+                                          message=brerror.errmsg)
 
             br.build.save()
-        pass
 
         # Make sure the LOCK is removed for builds which have been fully
         # cancelled

@@ -148,9 +163,17 @@ class Command(NoArgsCommand):
         while True:
             try:
                 self.cleanup()
+            except Exception as e:
+                logger.warn("runbuilds: cleanup exception %s" % str(e))
+
+            try:
                 self.archive()
+            except Exception as e:
+                logger.warn("runbuilds: archive exception %s" % str(e))
+
+            try:
                 self.schedule()
-            except:
-                pass
+            except Exception as e:
+                logger.warn("runbuilds: schedule exception %s" % str(e))
 
             time.sleep(1)

new file mode 100644
index 0000000..b0f6b16
@@ -0,0 +1,15 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('bldcontrol', '0002_add_cancelling_state'),
+        ('bldcontrol', '0002_auto_20160120_1250'),
+    ]
+
+    operations = [
+    ]

new file mode 100644
index 0000000..5d92f336
@@ -0,0 +1,15 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('orm', '0006_add_cancelled_state'),
+        ('orm', '0006_remove_build_build_name'),
+    ]
+
+    operations = [
+    ]

index 7d6801cb..057eb8b 100644
@@ -319,7 +319,7 @@ class LocalhostBEController(BuildEnvironmentController):
         # run build with local bitbake. stop the server after the build.
         log = os.path.join(builddir, 'toaster_ui.log')
         self._shellcmd(['bash -c \"(TOASTER_BRBE="%s" BBSERVER="0.0.0.0:-1" '
-                        '../bitbake/bin/bitbake %s -u toasterui >>%s 2>&1;'
+                        '../bitbake/bin/bitbake %s -u toasterui --token="" >>%s 2>&1;'
                         'BITBAKE_UI="" BBSERVER=0.0.0.0:-1 %s -m)&\"' \
                         % (brbe, bbtargets, log, bitbake)], builddir,
                         nowait=True)

index 942d10d..f74e2a0 100644
@@ -2,9 +2,11 @@
     "config": {
         "MACHINE"      : "qemux86",
         "DISTRO"       : "poky",
+        "DL_DIR"       : "${TOPDIR}/../downloads",
         "IMAGE_FSTYPES": "ext3 jffs2 tar.bz2",
         "IMAGE_INSTALL_append": "",
-        "PACKAGE_CLASSES": "package_rpm"
+        "PACKAGE_CLASSES": "package_rpm",
+        "SSTATE_DIR"   : "${TOPDIR}/../sstate-cache"
     },
     "layersources": [
         {

index 2f451f3..a05734f 100644
@@ -2,9 +2,11 @@
     "config": {
         "MACHINE"      : "qemux86",
         "DISTRO"       : "poky",
+        "DL_DIR"       : "${TOPDIR}/../downloads",
         "IMAGE_FSTYPES": "ext3 jffs2 tar.bz2",
         "IMAGE_INSTALL_append": "",
-        "PACKAGE_CLASSES": "package_rpm"
+        "PACKAGE_CLASSES": "package_rpm",
+        "SSTATE_DIR"   : "${TOPDIR}/../sstate-cache"
     },
     "layersources": [
         {

index 15760b3..5cfaf16 100755
@@ -45,6 +45,7 @@ from django.utils import formats
 from toastergui.templatetags.projecttags import json as jsonfilter
 from decimal import Decimal
 import json
+import os
 from os.path import dirname
 from functools import wraps
 import itertools

@@ -1875,6 +1876,7 @@ def managedcontextprocessor(request):
 import toastermain.settings
 
 from orm.models import Project, ProjectLayer, ProjectTarget, ProjectVariable
+from bldcontrol.models import  BuildEnvironment
 
 # we have a set of functions if we're in managed mode, or
 # a default "page not available" simple functions for interactive mode

@@ -2177,6 +2179,10 @@ if True:
             except ProjectVariable.DoesNotExist:
                 pass
             try:
+                return_data['dl_dir'] = ProjectVariable.objects.get(project = prj, name = "DL_DIR").value,
+            except ProjectVariable.DoesNotExist:
+                pass
+            try:
                 return_data['fstypes'] = ProjectVariable.objects.get(project = prj, name = "IMAGE_FSTYPES").value,
             except ProjectVariable.DoesNotExist:
                 pass

@@ -2188,6 +2194,10 @@ if True:
                 return_data['package_classes'] = ProjectVariable.objects.get(project = prj, name = "PACKAGE_CLASSES").value,
             except ProjectVariable.DoesNotExist:
                 pass
+            try:
+                return_data['sstate_dir'] = ProjectVariable.objects.get(project = prj, name = "SSTATE_DIR").value,
+            except ProjectVariable.DoesNotExist:
+                pass
 
             return HttpResponse(json.dumps( return_data ), content_type = "application/json")
 

@@ -2728,9 +2738,9 @@ if True:
         }
 
         vars_blacklist  = {
-            'DL_DR','PARALLEL_MAKE','BB_NUMBER_THREADS','SSTATE_DIR',
+            'PARALLEL_MAKE','BB_NUMBER_THREADS',
             'BB_DISKMON_DIRS','BB_NUMBER_THREADS','CVS_PROXY_HOST','CVS_PROXY_PORT',
-            'DL_DIR','PARALLEL_MAKE','SSTATE_DIR','SSTATE_DIR','SSTATE_MIRRORS','TMPDIR',
+            'PARALLEL_MAKE','SSTATE_MIRRORS','TMPDIR',
             'all_proxy','ftp_proxy','http_proxy ','https_proxy'
             }
 

@@ -2768,6 +2778,19 @@ if True:
         except ProjectVariable.DoesNotExist:
             pass
         try:
+            if ProjectVariable.objects.get(project = prj, name = "DL_DIR").value == "${TOPDIR}/../downloads":
+                be = BuildEnvironment.objects.get(pk = str(1))
+                dl_dir = os.path.join(dirname(be.builddir), "downloads")
+                context['dl_dir'] =  dl_dir
+                pv, created = ProjectVariable.objects.get_or_create(project = prj, name = "DL_DIR")
+                pv.value = dl_dir
+                pv.save()
+            else:
+                context['dl_dir'] = ProjectVariable.objects.get(project = prj, name = "DL_DIR").value
+            context['dl_dir_defined'] = "1"
+        except ProjectVariable.DoesNotExist,BuildEnvironment.DoesNotExist:
+            pass
+        try:
             context['fstypes'] =  ProjectVariable.objects.get(project = prj, name = "IMAGE_FSTYPES").value
             context['fstypes_defined'] = "1"
         except ProjectVariable.DoesNotExist:

@@ -2782,6 +2805,19 @@ if True:
             context['package_classes_defined'] = "1"
         except ProjectVariable.DoesNotExist:
             pass
+        try:
+            if ProjectVariable.objects.get(project = prj, name = "SSTATE_DIR").value == "${TOPDIR}/../sstate-cache":
+                be = BuildEnvironment.objects.get(pk = str(1))
+                sstate_dir = os.path.join(dirname(be.builddir), "sstate-cache")
+                context['sstate_dir'] = sstate_dir
+                pv, created = ProjectVariable.objects.get_or_create(project = prj, name = "SSTATE_DIR")
+                pv.value = sstate_dir
+                pv.save()
+            else:
+                context['sstate_dir'] = ProjectVariable.objects.get(project = prj, name = "SSTATE_DIR").value
+            context['sstate_dir_defined'] = "1"
+        except ProjectVariable.DoesNotExist, BuildEnvironment.DoesNotExist:
+            pass
 
         return context
 

index 08223da..27a898b 100644
@@ -31,6 +31,28 @@
             </dd>
             {% endif %}
 
+            {% if dl_dir_defined %}
+            <dt>
+                <span class="js-config-var-name js-config-var-managed-name">DL_DIR</span>
+                <i class="icon-question-sign get-help" title="Absolute path to the directory used to store downloads required for your builds. By default, Toaster projects share the same downloads directory.<br /><a href='http://www.yoctoproject.org/docs/2.1/ref-manual/ref-manual.html#var-DL_DIR' target='_blank'>Read more in the manual</a>"></i>
+            </dt>
+            <dd class="lead">
+                <span id="dl_dir"{% if dl_dir %}{%else%} class="muted"{%endif%}>{% if dl_dir %}{{dl_dir}}{%else%}Not set{%endif%}</span>
+                <i class="icon-pencil" id="change-dl_dir-icon"></i>
+                <form id="change-dl_dir-form" style="display:none;">
+                    <div class="row-fluid">
+                        <span class="help-block span4">To set DL_DIR type the absolute path of the download folder.</span>
+                    </div>
+                    <div class="input-append" id="validate-dl_dir">
+                        <input type="text" class="input-xlarge" id="new-dl_dir" placeholder="Type absolute path of the DL_DIR folder">
+                        <button id="apply-change-dl_dir" class="btn" type="button">Save</button>
+                        <button id="cancel-change-dl_dir" type="button" class="btn btn-link">Cancel</button>
+			</br><span class="help-block error" id="hintError-dl_dir">A valid directory cannot include spaces or any of these characters: . \ ? % * : | " " < ></span>
+                    </div>
+                </form>
+            </dd>
+            {% endif %}
+
             {% if fstypes_defined %}
             <dt>
                 <span class="js-config-var-name js-config-var-managed-name">IMAGE_FSTYPES</span>

@@ -107,6 +129,29 @@
                 </form>
             </dd>
             {% endif %}
+
+            {% if sstate_dir_defined %}
+            <dt>
+                <span class="js-config-var-name js-config-var-managed-name">SSTATE_DIR</span>
+                <i class="icon-question-sign get-help" title="Absolute path to the directory used to store shared state cache files. These files are reused across the builds, which makes the builds faster. By default, Toaster projects share the same cache directory.<br /><a href='http://www.yoctoproject.org/docs/2.1/ref-manual/ref-manual.html#var-SSTATE_DIR' target='_blank'>Read more in the manual</a>"></i>
+            </dt>
+            <dd class="lead">
+                <span id="sstate_dir"{% if sstate_dir %}{%else%} class="muted"{%endif%}>{% if sstate_dir %}{{sstate_dir}}{%else%}Not set{%endif%}</span>
+                <i class="icon-pencil" id="change-sstate_dir-icon"></i>
+                <form id="change-sstate_dir-form" style="display:none;">
+                    <div class="row-fluid">
+                        <span class="help-block span4">To set SSTATE_DIR type the absolute path of the download folder.</span>
+                    </div>
+                    <div class="input-append" id="validate-sstate_dir">
+                        <input type="text" class="input-xlarge" id="new-sstate_dir" placeholder="Type absolute path of the SSTATE_DIR folder">
+                        <span class="error">A valid directory name required</span>
+                        <button id="apply-change-sstate_dir" class="btn" type="button">Save</button>
+                        <button id="cancel-change-sstate_dir" type="button" class="btn btn-link">Cancel</button>
+			</br><p class="help-block error" id="hintError-sstate_dir">A valid directory cannot include spaces or any of these characters: . \ ? % * : | " " < ></span>
+                    </div>
+                </form>
+            </dd>
+            {% endif %}
         </dl>
 
         <!-- <ul class="unstyled configuration-list" id="configvar-list"> -->

@@ -156,9 +201,7 @@
                     <code><a href="http://www.yoctoproject.org/docs/1.6.1/ref-manual/ref-manual.html#var-BB_NUMBER_THREADS" target="_blank">BB_NUMBER_THREADS</a></code>
                     <code>CVS_PROXY_HOST</code>
                     <code>CVS_PROXY_PORT</code>
-                    <code><a href="http://www.yoctoproject.org/docs/1.6.1/ref-manual/ref-manual.html#var-DL_DIR" target="_blank">DL_DIR</a></code>
                     <code><a href="http://www.yoctoproject.org/docs/1.6.1/ref-manual/ref-manual.html#var-PARALLEL_MAKE" target="_blank">PARALLEL_MAKE</a></code>
-                    <code><a href="http://www.yoctoproject.org/docs/1.6.1/ref-manual/ref-manual.html#var-SSTATE_DIR" target="_blank">SSTATE_DIR</a></code>
                     <code><a href="http://www.yoctoproject.org/docs/1.6.1/ref-manual/ref-manual.html#var-SSTATE_MIRRORS" target="_blank">SSTATE_MIRRORS</a></code>
                     <code><a href="http://www.yoctoproject.org/docs/1.6.1/ref-manual/ref-manual.html#var-TMPDIR" target="_blank">TMPDIR</a></code></p>
                     <p>Plus the following standard shell environment variables:</p>

@@ -501,6 +544,61 @@
             });
             {% endif %}
 
+            {% if dl_dir_defined %}
+
+            // change DL_DIR variable
+            $('#change-dl_dir-icon').click(function() {
+                $('#hintError-dl_dir').hide();
+	        // preset the edit value
+                var current_val = $("span#dl_dir").text().trim();
+                if (current_val == "Not set") {
+                    current_val="";
+                    $("#apply-change-dl_dir").attr("disabled","disabled");
+                }
+                $("input#new-dl_dir").val(current_val);
+
+                $('#change-dl_dir-icon, #dl_dir').hide();
+                $("#change-dl_dir-form").slideDown();
+            });
+
+            $('#cancel-change-dl_dir').click(function(){
+                $("#change-dl_dir-form").slideUp(function() {
+                    $('#dl_dir, #change-dl_dir-icon').show();
+                });
+            });
+
+            $("#new-dl_dir").on('input', function(){
+	        if ($(this).val().trim().length == 0) {
+                    $("#apply-change-dl_dir").attr("disabled","disabled");
+                }
+                else {
+                    var input = $(this);
+                    var re = /^\/([^ <>\\|":\.%\?\*]+)$/;
+	            var invalidDir = re.test(input.val());
+		    console.log(invalidDir);
+                    if ( invalidDir ) {
+                        $('#validate-dl_dir').removeClass('control-group error');
+			$("#apply-change-dl_dir").removeAttr("disabled");
+                        $('#hintError-dl_dir').hide();
+                    } else {
+                        $('#validate-dl_dir').addClass('control-group error');
+			$("#apply-change-dl_dir").attr("disabled","disabled");
+                        $('#hintError-dl_dir').show();
+                    }
+                }
+            });
+
+            $('#apply-change-dl_dir').click(function(){
+                var value = $('#new-dl_dir').val().trim();
+                postEditAjaxRequest({"configvarChange" : 'DL_DIR:'+value});
+                $('#dl_dir').text(value);
+                $('#dl_dir').removeClass('muted');
+                $("#change-dl_dir-form").slideUp(function () {
+                    $('#dl_dir, #change-dl_dir-icon').show();
+               });
+            });
+
+            {% endif %}
 
             {% if fstypes_defined %}
             // change IMAGE_FSTYPES variable

@@ -748,6 +846,62 @@
             });
             {% endif %}
 
+            {% if sstate_dir_defined %}
+
+            // change SSTATE_DIR variable
+            $('#change-sstate_dir-icon').click(function() {
+                $('#hintError-sstate_dir').hide();
+                // preset the edit value
+                var current_val = $("span#sstate_dir").text().trim();
+                if (current_val == "Not set") {
+                    current_val="";
+                    $("#apply-change-sstate_dir").attr("disabled","disabled");
+                }
+                $("input#new-sstate_dir").val(current_val);
+
+                $('#change-sstate_dir-icon, #sstate_dir').hide();
+                $("#change-sstate_dir-form").slideDown();
+            });
+
+            $('#cancel-change-sstate_dir').click(function(){
+                $("#change-sstate_dir-form").slideUp(function() {
+                    $('#sstate_dir, #change-sstate_dir-icon').show();
+                });
+            });
+
+            $("#new-sstate_dir").on('input', function(){
+                if ($(this).val().trim().length == 0) {
+                    $("#apply-change-sstate_dir").attr("disabled","disabled");
+                }
+                else {
+                    var input = $(this);
+                    var re = /^\/([^ <>\\|":\.%\?\*]+)$/;
+	            var invalidDir = re.test(input.val());
+		    console.log(invalidDir);
+                    if ( invalidDir ) {
+                        $('#validate-sstate_dir').removeClass('control-group error');
+			$("#apply-change-sstate_dir").removeAttr("disabled");
+                        $('#hintError-sstate_dir').hide();
+                    } else {
+                        $('#validate-sstate_dir').addClass('control-group error');
+			$("#apply-change-sstate_dir").attr("disabled","disabled");
+                        $('#hintError-sstate_dir').show();
+                    }
+                }
+            });
+
+            $('#apply-change-sstate_dir').click(function(){
+                var value = $('#new-sstate_dir').val().trim();
+                postEditAjaxRequest({"configvarChange" : 'SSTATE_DIR:'+value});
+                $('#sstate_dir').text(value);
+                $('#sstate_dir').removeClass('muted');
+                $("#change-sstate_dir-form").slideUp(function () {
+                    $('#sstate_dir, #change-sstate_dir-icon').show();
+               });
+            });
+
+            {% endif %}
+
             // add new variable
             $("button#add-configvar-button").click( function (evt) {
                 var variable = $("input#variable").val();

@@ -762,7 +916,7 @@
                 $(".save").attr("disabled","disabled");
 
                 // Reload page if admin-removed core managed value is manually added back in
-                if (0 <= " DISTRO IMAGE_FSTYPES IMAGE_INSTALL_append PACKAGE_CLASSES ".indexOf( " "+variable+" " )) {
+                if (0 <= " DISTRO DL_DIR IMAGE_FSTYPES IMAGE_INSTALL_append PACKAGE_CLASSES SSTATE_DIR ".indexOf( " "+variable+" " )) {
                     // delayed reload to avoid race condition with postEditAjaxRequest
                     do_reload=true;
                 }

index 057eb8b..a900402 100644
@@ -318,11 +318,12 @@ class LocalhostBEController(BuildEnvironmentController):
 
         # run build with local bitbake. stop the server after the build.
         log = os.path.join(builddir, 'toaster_ui.log')
+        local_bitbake = os.path.join(self.be.sourcedir, 'bitbake', 'bin', 'bitbake')
         self._shellcmd(['bash -c \"(TOASTER_BRBE="%s" BBSERVER="0.0.0.0:-1" '
-                        '../bitbake/bin/bitbake %s -u toasterui --token="" >>%s 2>&1;'
+                        '%s %s -u toasterui --token="" >>%s 2>&1;'
                         'BITBAKE_UI="" BBSERVER=0.0.0.0:-1 %s -m)&\"' \
-                        % (brbe, bbtargets, log, bitbake)], builddir,
-                        nowait=True)
+                        % (brbe, local_bitbake, bbtargets, log, bitbake)],
+                        builddir, nowait=True)
 
         logger.debug('localhostbecontroller: Build launched, exiting. '
                      'Follow build logs at %s' % log)

index 406f608..328020f 100644
@@ -979,18 +979,15 @@ class BuildInfoHelper(object):
         build_information = self._get_build_information(build_log_path)
         self.internal_state['build'] = self.orm_wrapper.create_build_object(build_information, self.brbe)
 
-    def store_targets(self, event):
+    def store_targets(self, targets):
         """
         store targets for the current build, if that build was started from
         the command line; targets for non-cli builds are irrelevant, as we
         create them from the BuildRequest anyway
 
-        event: a TargetsAcquired event with a task property (e.g. "build")
-        and a targetsList property (e.g. ["zlib", "dropbear"])
+        targets: a list of targets for the build, e.g.
+        ["zlib:build", "dropbear:build"]
         """
-        targets = map(lambda target: target + ':' + event.task,
-                      event.targetsList)
-
         target_information = {
             'targets': targets,
             'build': self.internal_state['build']

index 8467978..c4fce63 100644
@@ -232,18 +232,30 @@ def main(server, eventHandler, params):
             # pylint: disable=protected-access
             # the code will look into the protected variables of the event; no easy way around this
 
-            # start of build: this event is fired just before the buildTargets()
-            # command is invoked on the XMLRPC server
-            if isinstance(event, bb.event.TargetsAcquired):
+            # start of build: TargetsAcquired event is fired just before the
+            # buildTargets() command is invoked on the XMLRPC server; if
+            # we are on Jethro, we don't get TargetsAcquired, so treat
+            # BuildStarted as the start of the build instead
+            targets_acquired = isinstance(event, bb.event.TargetsAcquired)
+            build_started = isinstance(event, bb.event.BuildStarted)
+
+            if targets_acquired or build_started:
                 if not (build_log and build_log_file_path):
                     build_log, build_log_file_path = _open_build_log(log_dir)
-                buildinfohelper.store_new_build(build_log_file_path)
-                buildinfohelper.store_targets(event)
-                continue
+                    buildinfohelper.store_new_build(build_log_file_path)
+
+                    # BuildStarted signals the start of the build on Toaster 2.0,
+                    # TargetsAcquired signals it on Toaster 2.1+
+                    if build_started:
+                        targets = event._pkgs
+                    else:
+                        targets = map(lambda target: target + ':' + event.task, event.targetsList)
+
+                    buildinfohelper.store_targets(targets)
 
             # when the build proper starts, we extract information about
             # any layers and config data
-            if isinstance(event, bb.event.BuildStarted):
+            if build_started:
                 buildinfohelper.update_build(event)
                 continue
 

index 328020f..4ac9fc1 100644
@@ -1215,8 +1215,8 @@ class BuildInfoHelper(object):
         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'][target.target]
-                filedata = BuildInfoHelper._get_data_from_event(event)['filedata'][target.target]
+                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)

index c4fce63..ea68e68 100644
@@ -253,10 +253,10 @@ def main(server, eventHandler, params):
 
                     buildinfohelper.store_targets(targets)
 
-            # when the build proper starts, we extract information about
-            # any layers and config data
-            if build_started:
-                buildinfohelper.update_build(event)
+                # when the build proper starts, we extract information about
+                # any layers and config data
+                if build_started:
+                    buildinfohelper.update_build(event)
                 continue
 
             if isinstance(event, (bb.build.TaskStarted, bb.build.TaskSucceeded, bb.build.TaskFailedSilent)):