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path: root/bitbake/lib/bb/ui/crumbs/hobeventhandler.py
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#
# BitBake Graphical GTK User Interface
#
# Copyright (C) 2011        Intel Corporation
#
# Authored by Joshua Lock <josh@linux.intel.com>
# Authored by Dongxiao Xu <dongxiao.xu@intel.com>
#
# 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 gobject
import logging
from bb.ui.crumbs.runningbuild import RunningBuild
from bb.ui.crumbs.hobwidget import hcc

class HobHandler(gobject.GObject):

    """
    This object does BitBake event handling for the hob gui.
    """
    __gsignals__ = {
         "layers-updated"          : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     (gobject.TYPE_PYOBJECT,)),
         "package-formats-updated" : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     (gobject.TYPE_PYOBJECT,)),
         "config-updated"          : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     (gobject.TYPE_STRING, gobject.TYPE_PYOBJECT,)),
         "command-succeeded"       : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     (gobject.TYPE_INT,)),
         "command-failed"          : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     (gobject.TYPE_STRING,)),
         "generating-data"         : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     ()),
         "data-generated"          : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     ()),
         "parsing-started"         : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     (gobject.TYPE_PYOBJECT,)),
         "parsing"                 : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     (gobject.TYPE_PYOBJECT,)),
         "parsing-completed"       : (gobject.SIGNAL_RUN_LAST,
                                      gobject.TYPE_NONE,
                                     (gobject.TYPE_PYOBJECT,)),
    }

    (CFG_AVAIL_LAYERS, CFG_PATH_LAYERS, CFG_FILES_DISTRO, CFG_FILES_MACH, CFG_FILES_SDKMACH, FILES_MATCH_CLASS, PARSE_CONFIG, PARSE_BBFILES, GENERATE_TGTS, GENERATE_PACKAGEINFO, BUILD_TARGET_RECIPES, BUILD_TARGET_IMAGE, CMD_END) = range(13)
    (LAYERS_REFRESH, GENERATE_RECIPES, GENERATE_PACKAGES, GENERATE_IMAGE, POPULATE_PACKAGEINFO) = range(5)

    def __init__(self, server, server_addr, client_addr, recipe_model, package_model):
        super(HobHandler, self).__init__()

        self.build = RunningBuild(sequential=True)

        self.recipe_model = recipe_model
        self.package_model = package_model

        self.commands_async = []
        self.generating = False
        self.current_phase = None
        self.building = False
        self.recipe_queue = []
        self.package_queue = []

        self.server = server
        self.error_msg = ""
        self.initcmd = None

        self.split_model = False
        if server_addr and client_addr:
            self.split_model = (server_addr != client_addr)
            self.reset_server() # reset server if server was found just now
        self.server_addr = server_addr

    def kick(self):
        import xmlrpclib
        try:
            # kick the while thing off
            if self.split_model:
                self.commands_async.append(self.CFG_AVAIL_LAYERS)
            else:
                self.commands_async.append(self.CFG_PATH_LAYERS)
            self.commands_async.append(self.CFG_FILES_DISTRO)
            self.commands_async.append(self.CFG_FILES_MACH)
            self.commands_async.append(self.CFG_FILES_SDKMACH)
            self.commands_async.append(self.FILES_MATCH_CLASS)
            self.run_next_command()
            return True
        except xmlrpclib.Fault as x:
            print("XMLRPC Fault getting commandline:\n %s" % x)
            return False
 
    def set_busy(self):
        if not self.generating:
            self.emit("generating-data")
            self.generating = True

    def clear_busy(self):
        if self.generating:
            self.emit("data-generated")
            self.generating = False

    def run_next_command(self, initcmd=None):
        if initcmd != None:
            self.initcmd = initcmd

        if self.commands_async:
            self.set_busy()
            next_command = self.commands_async.pop(0)
        else:
            self.clear_busy()
            if self.initcmd != None:
                self.emit("command-succeeded", self.initcmd)
            return

        if next_command == self.CFG_AVAIL_LAYERS:
            self.server.runCommand(["findCoreBaseFiles", "layers", "conf/layer.conf"])
        elif next_command == self.CFG_PATH_LAYERS:
            self.server.runCommand(["findConfigFilePath", "bblayers.conf"])
        elif next_command == self.CFG_FILES_DISTRO:
            self.server.runCommand(["findConfigFiles", "DISTRO"])
        elif next_command == self.CFG_FILES_MACH:
            self.server.runCommand(["findConfigFiles", "MACHINE"])
        elif next_command == self.CFG_FILES_SDKMACH:
            self.server.runCommand(["findConfigFiles", "MACHINE-SDK"])
        elif next_command == self.FILES_MATCH_CLASS:
            self.server.runCommand(["findFilesMatchingInDir", "rootfs_", "classes"])
        elif next_command == self.PARSE_CONFIG:
            self.server.runCommand(["parseConfigurationFiles", "", ""])
        elif next_command == self.PARSE_BBFILES:
            self.server.runCommand(["parseFiles"])
        elif next_command == self.GENERATE_TGTS:
            self.server.runCommand(["generateTargetsTree", "classes/image.bbclass", []])
        elif next_command == self.GENERATE_PACKAGEINFO:
            self.server.runCommand(["triggerEvent", "bb.event.RequestPackageInfo()"])
        elif next_command == self.BUILD_TARGET_RECIPES:
            self.clear_busy()
            self.building = True
            self.server.runCommand(["buildTargets", self.recipe_queue, "build"])
            self.recipe_queue = []
        elif next_command == self.BUILD_TARGET_IMAGE:
            self.clear_busy()
            self.building = True
            targets = ["hob-image"]
            self.server.runCommand(["setVariable", "LINGUAS_INSTALL", ""])
            self.server.runCommand(["setVariable", "PACKAGE_INSTALL", " ".join(self.package_queue)])
            if self.toolchain_build:
                pkgs = self.package_queue + [i+'-dev' for i in self.package_queue] + [i+'-dbg' for i in self.package_queue]
                self.server.runCommand(["setVariable", "TOOLCHAIN_TARGET_TASK", " ".join(pkgs)])
                targets.append("hob-toolchain")
            self.server.runCommand(["buildTargets", targets, "build"])

    def handle_event(self, event):
        if not event:
            return

        if self.building:
            self.current_phase = "building"
            self.build.handle_event(event)

        if isinstance(event, bb.event.PackageInfo):
            self.package_model.populate(event._pkginfolist)
            self.run_next_command()

        elif(isinstance(event, logging.LogRecord)):
            if event.levelno >= logging.ERROR:
                self.error_msg += event.msg + '\n'

        elif isinstance(event, bb.event.TargetsTreeGenerated):
            self.current_phase = "data generation"
            if event._model:
                self.recipe_model.populate(event._model)
        elif isinstance(event, bb.event.CoreBaseFilesFound):
            self.current_phase = "configuration lookup"
            paths = event._paths
            self.emit('layers-updated', paths)
        elif isinstance(event, bb.event.ConfigFilesFound):
            self.current_phase = "configuration lookup"
            var = event._variable
            values = event._values
            values.sort()
            self.emit("config-updated", var, values)
        elif isinstance(event, bb.event.ConfigFilePathFound):
            self.current_phase = "configuration lookup"
        elif isinstance(event, bb.event.FilesMatchingFound):
            self.current_phase = "configuration lookup"
            # FIXME: hard coding, should at least be a variable shared between
            # here and the caller
            if event._pattern == "rootfs_":
                formats = []
                for match in event._matches:
                    classname, sep, cls = match.rpartition(".")
                    fs, sep, format = classname.rpartition("_")
                    formats.append(format)
                formats.sort()
                self.emit("package-formats-updated", formats)
        elif isinstance(event, bb.command.CommandCompleted):
            self.current_phase = None
            self.run_next_command()
        # TODO: Currently there are NoProvider issues when generate
        # universe tree dependency for non-x86 architecture.
        # Comment the follow code to enable the build of non-x86
        # architectures in Hob.
        #elif isinstance(event, bb.event.NoProvider):
        #    if event._runtime:
        #        r = "R"
        #    else:
        #        r = ""
        #    if event._dependees:
        #        self.error_msg += " Nothing %sPROVIDES '%s' (but %s %sDEPENDS on or otherwise requires it)" % (r, event._item, ", ".join(event._dependees), r)
        #    else:
        #        self.error_msg += " Nothing %sPROVIDES '%s'" % (r, event._item)
        #    if event._reasons:
        #        for reason in event._reasons:
        #            self.error_msg += " %s" % reason

        #    self.commands_async = []
        #    self.emit("command-failed", self.error_msg)
        #    self.error_msg = ""

        elif isinstance(event, bb.command.CommandFailed):
            self.commands_async = []
            if self.error_msg:
                self.emit("command-failed", self.error_msg)
                self.error_msg = ""
        elif isinstance(event, (bb.event.ParseStarted,
                 bb.event.CacheLoadStarted,
                 bb.event.TreeDataPreparationStarted,
                 )):
            message = {}
            message["eventname"] = bb.event.getName(event)
            message["current"] = 0
            message["total"] = None
            message["title"] = "Parsing recipes: "
            self.emit("parsing-started", message)
        elif isinstance(event, (bb.event.ParseProgress,
                bb.event.CacheLoadProgress,
                bb.event.TreeDataPreparationProgress)):
            message = {}
            message["eventname"] = bb.event.getName(event)
            message["current"] = event.current
            message["total"] = event.total
            message["title"] = "Parsing recipes: "
            self.emit("parsing", message)
        elif isinstance(event, (bb.event.ParseCompleted,
                bb.event.CacheLoadCompleted,
                bb.event.TreeDataPreparationCompleted)):
            message = {}
            message["eventname"] = bb.event.getName(event)
            message["current"] = event.total
            message["total"] = event.total
            message["title"] = "Parsing recipes: "
            self.emit("parsing-completed", message)

        return

    def init_cooker(self):
        self.server.runCommand(["initCooker"])

    def refresh_layers(self, bblayers):
        self.server.runCommand(["initCooker"])
        self.server.runCommand(["setVariable", "BBLAYERS", " ".join(bblayers)])
        self.commands_async.append(self.PARSE_CONFIG)
        self.commands_async.append(self.CFG_FILES_DISTRO)
        self.commands_async.append(self.CFG_FILES_MACH)
        self.commands_async.append(self.CFG_FILES_SDKMACH)
        self.commands_async.append(self.FILES_MATCH_CLASS)
        self.run_next_command(self.LAYERS_REFRESH)

    def set_extra_inherit(self, bbclass):
        inherits = self.server.runCommand(["getVariable", "INHERIT"]) or ""
        inherits = inherits + " " + bbclass
        self.server.runCommand(["setVariable", "INHERIT", inherits])

    def set_bblayers(self, bblayers):
        self.server.runCommand(["setVariable", "BBLAYERS", " ".join(bblayers)])

    def set_machine(self, machine):
        self.server.runCommand(["setVariable", "MACHINE", machine])

    def set_sdk_machine(self, sdk_machine):
        self.server.runCommand(["setVariable", "SDKMACHINE", sdk_machine])

    def set_image_fstypes(self, image_fstypes):
        self.server.runCommand(["setVariable", "IMAGE_FSTYPES", " ".join(image_fstypes).lstrip(" ")])

    def set_distro(self, distro):
        self.server.runCommand(["setVariable", "DISTRO", distro])

    def set_package_format(self, format):
        package_classes = ""
        for pkgfmt in format.split():
            package_classes += ("package_%s" % pkgfmt + " ")
        self.server.runCommand(["setVariable", "PACKAGE_CLASSES", package_classes])

    def set_bbthreads(self, threads):
        self.server.runCommand(["setVariable", "BB_NUMBER_THREADS", threads])

    def set_pmake(self, threads):
        pmake = "-j %s" % threads
        self.server.runCommand(["setVariable", "PARALLEL_MAKE", pmake])

    def set_dl_dir(self, directory):
        self.server.runCommand(["setVariable", "DL_DIR", directory])

    def set_sstate_dir(self, directory):
        self.server.runCommand(["setVariable", "SSTATE_DIR", directory])

    def set_sstate_mirror(self, url):
        self.server.runCommand(["setVariable", "SSTATE_MIRROR", url])

    def set_extra_size(self, image_extra_size):
        self.server.runCommand(["setVariable", "IMAGE_ROOTFS_EXTRA_SPACE", str(image_extra_size)])

    def set_rootfs_size(self, image_rootfs_size):
        self.server.runCommand(["setVariable", "IMAGE_ROOTFS_SIZE", str(image_rootfs_size)])

    def set_incompatible_license(self, incompat_license):
        self.server.runCommand(["setVariable", "INCOMPATIBLE_LICENSE", incompat_license])

    def set_extra_config(self, extra_setting):
        for key in extra_setting.keys():
            value = extra_setting[key]
            self.server.runCommand(["setVariable", key, value])

    def request_package_info_async(self):
        self.commands_async.append(self.GENERATE_PACKAGEINFO)
        self.run_next_command(self.POPULATE_PACKAGEINFO)

    def generate_recipes(self):
        self.commands_async.append(self.PARSE_CONFIG)
        self.commands_async.append(self.GENERATE_TGTS)
        self.run_next_command(self.GENERATE_RECIPES)
                 
    def generate_packages(self, tgts):
        targets = []
        targets.extend(tgts)
        self.recipe_queue = targets
        self.commands_async.append(self.PARSE_CONFIG)
        self.commands_async.append(self.PARSE_BBFILES)
        self.commands_async.append(self.BUILD_TARGET_RECIPES)
        self.run_next_command(self.GENERATE_PACKAGES)

    def generate_image(self, tgts, toolchain_build=False):
        self.package_queue = tgts
        self.toolchain_build = toolchain_build
        self.commands_async.append(self.PARSE_CONFIG)
        self.commands_async.append(self.PARSE_BBFILES)
        self.commands_async.append(self.BUILD_TARGET_IMAGE)
        self.run_next_command(self.GENERATE_IMAGE)

    def build_failed_async(self):
        self.initcmd = None
        self.commands_async = []
        self.building = False

    def cancel_build(self, force=False):
        if force:
            # Force the cooker to stop as quickly as possible
            self.server.runCommand(["stateStop"])
        else:
            # Wait for tasks to complete before shutting down, this helps
            # leave the workdir in a usable state
            self.server.runCommand(["stateShutdown"])

    def reset_server(self):
        self.server.runCommand(["resetCooker"])

    def reset_build(self):
        self.build.reset()

    def get_parameters(self):
        # retrieve the parameters from bitbake
        params = {}
        params["core_base"] = self.server.runCommand(["getVariable", "COREBASE"]) or ""
        hob_layer = params["core_base"] + "/meta-hob"
        params["layer"] = (self.server.runCommand(["getVariable", "BBLAYERS"]) or "") + " " + hob_layer
        params["dldir"] = self.server.runCommand(["getVariable", "DL_DIR"]) or ""
        params["machine"] = self.server.runCommand(["getVariable", "MACHINE"]) or ""
        params["distro"] = self.server.runCommand(["getVariable", "DISTRO"]) or "defaultsetup"
        params["pclass"] = self.server.runCommand(["getVariable", "PACKAGE_CLASSES"]) or ""
        params["sstatedir"] = self.server.runCommand(["getVariable", "SSTATE_DIR"]) or ""
        params["sstatemirror"] = self.server.runCommand(["getVariable", "SSTATE_MIRROR"]) or ""

        num_threads = self.server.runCommand(["getCpuCount"])
        if not num_threads:
            num_threads = 1
            max_threads = 65536
        else:
            num_threads = int(num_threads)
            max_threads = 16 * num_threads
        params["max_threads"] = max_threads

        bbthread = self.server.runCommand(["getVariable", "BB_NUMBER_THREADS"])
        if not bbthread:
            bbthread = num_threads
        else:
            bbthread = int(bbthread)
        params["bbthread"] = bbthread

        pmake = self.server.runCommand(["getVariable", "PARALLEL_MAKE"])
        if not pmake:
            pmake = num_threads
        elif isinstance(pmake, int):
            pass
        else:
            pmake = int(pmake.lstrip("-j "))
        params["pmake"] = pmake

        image_addr = self.server.runCommand(["getVariable", "DEPLOY_DIR_IMAGE"]) or ""
        if self.server_addr:
            image_addr = "http://" + self.server_addr + ":" + image_addr
        params["image_addr"] = image_addr

        image_extra_size = self.server.runCommand(["getVariable", "IMAGE_ROOTFS_EXTRA_SPACE"])
        if not image_extra_size:
            image_extra_size = 0
        else:
            image_extra_size = int(image_extra_size)
        params["image_extra_size"] = image_extra_size

        image_rootfs_size = self.server.runCommand(["getVariable", "IMAGE_ROOTFS_SIZE"])
        if not image_rootfs_size:
            image_rootfs_size = 0
        else:
            image_rootfs_size = int(image_rootfs_size)
        params["image_rootfs_size"] = image_rootfs_size

        image_overhead_factor = self.server.runCommand(["getVariable", "IMAGE_OVERHEAD_FACTOR"])
        if not image_overhead_factor:
            image_overhead_factor = 1
        else:
            image_overhead_factor = float(image_overhead_factor)
        params['image_overhead_factor'] = image_overhead_factor

        params["incompat_license"] = self.server.runCommand(["getVariable", "INCOMPATIBLE_LICENSE"]) or ""
        params["sdk_machine"] = self.server.runCommand(["getVariable", "SDKMACHINE"]) or self.server.runCommand(["getVariable", "SDK_ARCH"]) or ""

        params["image_fstypes"] = self.server.runCommand(["getVariable", "IMAGE_FSTYPES"]) or ""

        # walkaround
        params["image_types"] = " ".join(hcc.SUPPORTED_IMAGE_TYPES.keys()).lstrip(" ")
        return params