forked from brl/citadel
432 lines
17 KiB
Python
432 lines
17 KiB
Python
#!/usr/bin/env python
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# ex:ts=4:sw=4:sts=4:et
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# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
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#
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# Copyright (C) 2003, 2004 Chris Larson
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# Copyright (C) 2003, 2004 Phil Blundell
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# Copyright (C) 2003 - 2005 Michael 'Mickey' Lauer
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# Copyright (C) 2005 Holger Hans Peter Freyther
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# Copyright (C) 2005 ROAD GmbH
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# Copyright (C) 2006 Richard Purdie
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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import logging
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import os
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import re
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import sys
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from functools import wraps
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import bb
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from bb import data
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import bb.parse
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logger = logging.getLogger("BitBake")
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parselog = logging.getLogger("BitBake.Parsing")
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class ConfigParameters(object):
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def __init__(self, argv=sys.argv):
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self.options, targets = self.parseCommandLine(argv)
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self.environment = self.parseEnvironment()
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self.options.pkgs_to_build = targets or []
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for key, val in self.options.__dict__.items():
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setattr(self, key, val)
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def parseCommandLine(self, argv=sys.argv):
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raise Exception("Caller must implement commandline option parsing")
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def parseEnvironment(self):
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return os.environ.copy()
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def updateFromServer(self, server):
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if not self.options.cmd:
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defaulttask, error = server.runCommand(["getVariable", "BB_DEFAULT_TASK"])
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if error:
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raise Exception("Unable to get the value of BB_DEFAULT_TASK from the server: %s" % error)
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self.options.cmd = defaulttask or "build"
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_, error = server.runCommand(["setConfig", "cmd", self.options.cmd])
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if error:
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raise Exception("Unable to set configuration option 'cmd' on the server: %s" % error)
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if not self.options.pkgs_to_build:
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bbpkgs, error = server.runCommand(["getVariable", "BBTARGETS"])
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if error:
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raise Exception("Unable to get the value of BBTARGETS from the server: %s" % error)
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if bbpkgs:
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self.options.pkgs_to_build.extend(bbpkgs.split())
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def updateToServer(self, server, environment):
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options = {}
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for o in ["abort", "force", "invalidate_stamp",
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"verbose", "debug", "dry_run", "dump_signatures",
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"debug_domains", "extra_assume_provided", "profile",
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"prefile", "postfile", "server_timeout"]:
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options[o] = getattr(self.options, o)
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ret, error = server.runCommand(["updateConfig", options, environment, sys.argv])
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if error:
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raise Exception("Unable to update the server configuration with local parameters: %s" % error)
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def parseActions(self):
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# Parse any commandline into actions
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action = {'action':None, 'msg':None}
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if self.options.show_environment:
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if 'world' in self.options.pkgs_to_build:
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action['msg'] = "'world' is not a valid target for --environment."
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elif 'universe' in self.options.pkgs_to_build:
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action['msg'] = "'universe' is not a valid target for --environment."
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elif len(self.options.pkgs_to_build) > 1:
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action['msg'] = "Only one target can be used with the --environment option."
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elif self.options.buildfile and len(self.options.pkgs_to_build) > 0:
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action['msg'] = "No target should be used with the --environment and --buildfile options."
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elif len(self.options.pkgs_to_build) > 0:
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action['action'] = ["showEnvironmentTarget", self.options.pkgs_to_build]
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else:
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action['action'] = ["showEnvironment", self.options.buildfile]
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elif self.options.buildfile is not None:
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action['action'] = ["buildFile", self.options.buildfile, self.options.cmd]
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elif self.options.revisions_changed:
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action['action'] = ["compareRevisions"]
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elif self.options.show_versions:
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action['action'] = ["showVersions"]
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elif self.options.parse_only:
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action['action'] = ["parseFiles"]
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elif self.options.dot_graph:
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if self.options.pkgs_to_build:
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action['action'] = ["generateDotGraph", self.options.pkgs_to_build, self.options.cmd]
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else:
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action['msg'] = "Please specify a package name for dependency graph generation."
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else:
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if self.options.pkgs_to_build:
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action['action'] = ["buildTargets", self.options.pkgs_to_build, self.options.cmd]
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else:
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#action['msg'] = "Nothing to do. Use 'bitbake world' to build everything, or run 'bitbake --help' for usage information."
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action = None
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self.options.initialaction = action
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return action
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class CookerConfiguration(object):
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"""
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Manages build options and configurations for one run
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"""
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def __init__(self):
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self.debug_domains = []
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self.extra_assume_provided = []
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self.prefile = []
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self.postfile = []
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self.debug = 0
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self.cmd = None
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self.abort = True
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self.force = False
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self.profile = False
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self.nosetscene = False
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self.setsceneonly = False
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self.invalidate_stamp = False
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self.dump_signatures = []
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self.dry_run = False
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self.tracking = False
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self.xmlrpcinterface = []
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self.server_timeout = None
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self.writeeventlog = False
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self.server_only = False
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self.limited_deps = False
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self.runall = None
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self.env = {}
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def setConfigParameters(self, parameters):
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for key in self.__dict__.keys():
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if key in parameters.options.__dict__:
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setattr(self, key, parameters.options.__dict__[key])
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self.env = parameters.environment.copy()
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def setServerRegIdleCallback(self, srcb):
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self.server_register_idlecallback = srcb
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def __getstate__(self):
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state = {}
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for key in self.__dict__.keys():
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if key == "server_register_idlecallback":
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state[key] = None
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else:
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state[key] = getattr(self, key)
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return state
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def __setstate__(self,state):
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for k in state:
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setattr(self, k, state[k])
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def catch_parse_error(func):
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"""Exception handling bits for our parsing"""
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@wraps(func)
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def wrapped(fn, *args):
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try:
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return func(fn, *args)
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except IOError as exc:
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import traceback
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parselog.critical(traceback.format_exc())
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parselog.critical("Unable to parse %s: %s" % (fn, exc))
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sys.exit(1)
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except bb.data_smart.ExpansionError as exc:
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import traceback
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bbdir = os.path.dirname(__file__) + os.sep
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exc_class, exc, tb = sys.exc_info()
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for tb in iter(lambda: tb.tb_next, None):
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# Skip frames in bitbake itself, we only want the metadata
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fn, _, _, _ = traceback.extract_tb(tb, 1)[0]
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if not fn.startswith(bbdir):
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break
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parselog.critical("Unable to parse %s" % fn, exc_info=(exc_class, exc, tb))
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sys.exit(1)
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except bb.parse.ParseError as exc:
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parselog.critical(str(exc))
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sys.exit(1)
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return wrapped
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@catch_parse_error
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def parse_config_file(fn, data, include=True):
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return bb.parse.handle(fn, data, include)
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@catch_parse_error
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def _inherit(bbclass, data):
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bb.parse.BBHandler.inherit(bbclass, "configuration INHERITs", 0, data)
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return data
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def findConfigFile(configfile, data):
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search = []
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bbpath = data.getVar("BBPATH")
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if bbpath:
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for i in bbpath.split(":"):
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search.append(os.path.join(i, "conf", configfile))
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path = os.getcwd()
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while path != "/":
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search.append(os.path.join(path, "conf", configfile))
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path, _ = os.path.split(path)
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for i in search:
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if os.path.exists(i):
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return i
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return None
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#
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# We search for a conf/bblayers.conf under an entry in BBPATH or in cwd working
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# up to /. If that fails, we search for a conf/bitbake.conf in BBPATH.
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#
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def findTopdir():
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d = bb.data.init()
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bbpath = None
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if 'BBPATH' in os.environ:
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bbpath = os.environ['BBPATH']
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d.setVar('BBPATH', bbpath)
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layerconf = findConfigFile("bblayers.conf", d)
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if layerconf:
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return os.path.dirname(os.path.dirname(layerconf))
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if bbpath:
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bitbakeconf = bb.utils.which(bbpath, "conf/bitbake.conf")
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if bitbakeconf:
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return os.path.dirname(os.path.dirname(bitbakeconf))
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return None
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class CookerDataBuilder(object):
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def __init__(self, cookercfg, worker = False):
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self.prefiles = cookercfg.prefile
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self.postfiles = cookercfg.postfile
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self.tracking = cookercfg.tracking
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bb.utils.set_context(bb.utils.clean_context())
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bb.event.set_class_handlers(bb.event.clean_class_handlers())
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self.basedata = bb.data.init()
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if self.tracking:
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self.basedata.enableTracking()
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# Keep a datastore of the initial environment variables and their
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# values from when BitBake was launched to enable child processes
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# to use environment variables which have been cleaned from the
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# BitBake processes env
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self.savedenv = bb.data.init()
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for k in cookercfg.env:
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self.savedenv.setVar(k, cookercfg.env[k])
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filtered_keys = bb.utils.approved_variables()
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bb.data.inheritFromOS(self.basedata, self.savedenv, filtered_keys)
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self.basedata.setVar("BB_ORIGENV", self.savedenv)
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if worker:
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self.basedata.setVar("BB_WORKERCONTEXT", "1")
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self.data = self.basedata
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self.mcdata = {}
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def parseBaseConfiguration(self):
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try:
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bb.parse.init_parser(self.basedata)
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self.data = self.parseConfigurationFiles(self.prefiles, self.postfiles)
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if self.data.getVar("BB_WORKERCONTEXT", False) is None:
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bb.fetch.fetcher_init(self.data)
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bb.codeparser.parser_cache_init(self.data)
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bb.event.fire(bb.event.ConfigParsed(), self.data)
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reparse_cnt = 0
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while self.data.getVar("BB_INVALIDCONF", False) is True:
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if reparse_cnt > 20:
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logger.error("Configuration has been re-parsed over 20 times, "
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"breaking out of the loop...")
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raise Exception("Too deep config re-parse loop. Check locations where "
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"BB_INVALIDCONF is being set (ConfigParsed event handlers)")
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self.data.setVar("BB_INVALIDCONF", False)
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self.data = self.parseConfigurationFiles(self.prefiles, self.postfiles)
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reparse_cnt += 1
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bb.event.fire(bb.event.ConfigParsed(), self.data)
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bb.parse.init_parser(self.data)
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self.data_hash = self.data.get_hash()
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self.mcdata[''] = self.data
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multiconfig = (self.data.getVar("BBMULTICONFIG") or "").split()
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for config in multiconfig:
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mcdata = self.parseConfigurationFiles(self.prefiles, self.postfiles, config)
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bb.event.fire(bb.event.ConfigParsed(), mcdata)
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self.mcdata[config] = mcdata
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if multiconfig:
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bb.event.fire(bb.event.MultiConfigParsed(self.mcdata), self.data)
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except (SyntaxError, bb.BBHandledException):
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raise bb.BBHandledException
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except bb.data_smart.ExpansionError as e:
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logger.error(str(e))
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raise bb.BBHandledException
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except Exception:
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logger.exception("Error parsing configuration files")
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raise bb.BBHandledException
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# Create a copy so we can reset at a later date when UIs disconnect
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self.origdata = self.data
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self.data = bb.data.createCopy(self.origdata)
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self.mcdata[''] = self.data
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def reset(self):
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# We may not have run parseBaseConfiguration() yet
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if not hasattr(self, 'origdata'):
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return
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self.data = bb.data.createCopy(self.origdata)
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self.mcdata[''] = self.data
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def _findLayerConf(self, data):
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return findConfigFile("bblayers.conf", data)
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def parseConfigurationFiles(self, prefiles, postfiles, mc = "default"):
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data = bb.data.createCopy(self.basedata)
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data.setVar("BB_CURRENT_MC", mc)
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# Parse files for loading *before* bitbake.conf and any includes
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for f in prefiles:
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data = parse_config_file(f, data)
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layerconf = self._findLayerConf(data)
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if layerconf:
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parselog.debug(2, "Found bblayers.conf (%s)", layerconf)
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# By definition bblayers.conf is in conf/ of TOPDIR.
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# We may have been called with cwd somewhere else so reset TOPDIR
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data.setVar("TOPDIR", os.path.dirname(os.path.dirname(layerconf)))
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data = parse_config_file(layerconf, data)
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layers = (data.getVar('BBLAYERS') or "").split()
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data = bb.data.createCopy(data)
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approved = bb.utils.approved_variables()
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for layer in layers:
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if not os.path.isdir(layer):
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parselog.critical("Layer directory '%s' does not exist! "
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"Please check BBLAYERS in %s" % (layer, layerconf))
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sys.exit(1)
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parselog.debug(2, "Adding layer %s", layer)
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if 'HOME' in approved and '~' in layer:
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layer = os.path.expanduser(layer)
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if layer.endswith('/'):
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layer = layer.rstrip('/')
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data.setVar('LAYERDIR', layer)
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data.setVar('LAYERDIR_RE', re.escape(layer))
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data = parse_config_file(os.path.join(layer, "conf", "layer.conf"), data)
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data.expandVarref('LAYERDIR')
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data.expandVarref('LAYERDIR_RE')
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data.delVar('LAYERDIR_RE')
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data.delVar('LAYERDIR')
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bbfiles_dynamic = (data.getVar('BBFILES_DYNAMIC') or "").split()
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collections = (data.getVar('BBFILE_COLLECTIONS') or "").split()
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invalid = []
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for entry in bbfiles_dynamic:
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parts = entry.split(":", 1)
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if len(parts) != 2:
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invalid.append(entry)
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continue
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l, f = parts
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if l in collections:
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data.appendVar("BBFILES", " " + f)
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if invalid:
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bb.fatal("BBFILES_DYNAMIC entries must be of the form <collection name>:<filename pattern>, not:\n %s" % "\n ".join(invalid))
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layerseries = set((data.getVar("LAYERSERIES_CORENAMES") or "").split())
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for c in collections:
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compat = set((data.getVar("LAYERSERIES_COMPAT_%s" % c) or "").split())
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if compat and not (compat & layerseries):
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bb.fatal("Layer %s is not compatible with the core layer which only supports these series: %s (layer is compatible with %s)"
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% (c, " ".join(layerseries), " ".join(compat)))
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if not data.getVar("BBPATH"):
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msg = "The BBPATH variable is not set"
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if not layerconf:
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msg += (" and bitbake did not find a conf/bblayers.conf file in"
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" the expected location.\nMaybe you accidentally"
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" invoked bitbake from the wrong directory?")
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raise SystemExit(msg)
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data = parse_config_file(os.path.join("conf", "bitbake.conf"), data)
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# Parse files for loading *after* bitbake.conf and any includes
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for p in postfiles:
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data = parse_config_file(p, data)
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# Handle any INHERITs and inherit the base class
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bbclasses = ["base"] + (data.getVar('INHERIT') or "").split()
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for bbclass in bbclasses:
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data = _inherit(bbclass, data)
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# Nomally we only register event handlers at the end of parsing .bb files
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# We register any handlers we've found so far here...
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for var in data.getVar('__BBHANDLERS', False) or []:
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handlerfn = data.getVarFlag(var, "filename", False)
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if not handlerfn:
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parselog.critical("Undefined event handler function '%s'" % var)
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sys.exit(1)
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handlerln = int(data.getVarFlag(var, "lineno", False))
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bb.event.register(var, data.getVar(var, False), (data.getVarFlag(var, "eventmask") or "").split(), handlerfn, handlerln)
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data.setVar('BBINCLUDED',bb.parse.get_file_depends(data))
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return data
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