#============================================================================
#Name : api.py
#Part of : Helium
#Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
#All rights reserved.
#This component and the accompanying materials are made available
#under the terms of the License "Eclipse Public License v1.0"
#which accompanies this distribution, and is available
#at the URL "http://www.eclipse.org/legal/epl-v10.html".
#
#Initial Contributors:
#Nokia Corporation - initial contribution.
#
#Contributors:
#
#Description:
#===============================================================================
""" System Definition file parser.
Priority are not handled yet.
Nested task unitlist are not handled properly yet.
How to use it::
sdf = SystemDefinition(filename)
for name in sdf.layers:
print " + Units in layer %s" % name
for unit in sdf.layers[name].units:
print " - " + sdf.units[name].id
for name in sdf.units:
print sdf.units[name].id
"""
import logging
import os
import re
import sys
import types
from xmlhelper import node_scan, recursive_node_scan
import xml.dom.minidom
logging.basicConfig(level=logging.INFO)
_logger = logging.getLogger('sysdef.api')
def filter_out(config_filters, unit_filters):
""" Function that determines if a unit should be included or not.
returns None => could be included, string reason.
"""
def hasvalue(filter_list, value):
""" Check if a filter list contains a particular value.
It handles list's item negation using "!".
"""
for list_value in filter_list:
if list_value == value:
return True
return False
for filter_ in unit_filters:
if filter_.startswith("!"):
if hasvalue(config_filters, filter_[1:]):
return filter
else:
if not hasvalue(config_filters, filter_):
return filter_
return None
def extract_filter_list(filters):
""" Convert a comma separated list of filters into a python list.
The method will skip empty filters (empty strings).
"""
result = []
for filter_ in [filter_.strip() for filter_ in filters.split(",")]:
if len(filter_) > 0:
result.append(filter_)
return result
class SysDefElement(object):
""" A generic element of a System Definition. """
def __init__(self, sysDef):
""" Initialisation """
self._sysDef = sysDef
def _getname(self):
""" Name getter method """
return NotImplementedError()
def get_id(self):
""" Use name as default ID. """
return getattr(self, 'name').lower()
def __str__(self):
return self.get_id()
class Unit(SysDefElement):
""" Abstract unit from SDF file. """
def __init__(self, node, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self.__xml = node
self.binaries = []
def __getid(self):
""" Id getter. """
return self.__xml.getAttribute('unitID')
def _getname(self):
""" Name getter. """
if self.__xml.hasAttribute('name'):
return self.__xml.getAttribute('name')
if self.__xml.hasAttribute('bldFile'):
return self.__xml.getAttribute('bldFile')
return self.__xml.getAttribute('mrp')
def __getpath(self):
""" Path getter. """
if self.__xml.hasAttribute('bldFile'):
return os.path.join(os.path.sep, self.__xml.getAttribute('bldFile'))
return os.path.join(os.sep, os.path.dirname(self.__xml.getAttribute('mrp')))
def __getfilters(self):
""" filter getter. """
filters = []
if self.__xml.hasAttribute('filter'):
filters = extract_filter_list(self.__xml.getAttribute('filter'))
return filters
id = property(__getid)
name = property(_getname)
path = property(__getpath)
filters = property(__getfilters)
class _UnitGroup(SysDefElement):
""" A group of units. """
def __init__(self, node, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self._xml = node
self._units = []
def __getname(self):
""" Name getter method """
return self._xml.getAttribute('name')
def __getunits(self):
""" Units getter method """
return self._units
name = property(__getname)
units = property(__getunits)
class Layer(_UnitGroup):
""" Abstract layer from SDF file. """
def __init__(self, node, sysDef):
""" Initialisation """
_UnitGroup.__init__(self, node, sysDef)
self._modules = []
self._module_count = 0
for unitNode in recursive_node_scan(self._xml, 'unit'):
unit = Unit(unitNode, self._sysDef)
self._units.append(unit)
self._sysDef.addElement(unit)
for moduleNode in recursive_node_scan(self._xml, 'module') + recursive_node_scan(self._xml, 'collection'):
module = Module(moduleNode, self._sysDef)
self._modules.append(module)
self._module_count += 1
# Not added to the model.
#self._sysDef.addElement(module)
def __getmodules(self):
""" Module list accessor. """
return self._modules
def __getmodulescount(self):
""" Module cound accessor. """
return self._module_count
modules = property(__getmodules)
modules_count = property(__getmodulescount)
class Module(_UnitGroup):
""" Abstract module from SDF file. """
def __init__(self, node, sysDef):
""" Initialisation """
_UnitGroup.__init__(self, node, sysDef)
for unitNode in recursive_node_scan(self._xml, "unit"):
unit = Unit(unitNode, self._sysDef)
self._units.append(unit)
class UnitList(_UnitGroup):
""" Abstract unitlist from SDF file. """
def __init__(self, node, units, sysDef):
""" Initialisation """
_UnitGroup.__init__(self, node, sysDef)
for unitRef in node_scan(self._xml, "unitRef"):
try:
self._units.append(units[unitRef.getAttribute('unit')])
except KeyError, error:
sys.stderr.write("ERROR: Could not find unit '%s'\n" % unitRef.getAttribute('unit') + str(error) + "\n")
class BuildLayer(SysDefElement):
""" Abstract buildlayer. """
def __init__(self, node, config, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self.__xml = node
self.config = config
self.targetList = []
if self.__xml.hasAttribute('targetList'):
for tlname in re.split(r'\s+', self.__xml.getAttribute('targetList').strip()):
for target in self._sysDef.targetlists[tlname].targets:
self.targetList.append(target)
def __getcommand(self):
""" Command getter method. """
return self.__xml.getAttribute('command')
def __getunitParallel(self):
""" Unit Parallel getter method (boolean). """
return (self.__xml.getAttribute('unitParallel').upper() == "Y")
command = property(__getcommand)
unitParallel = property(__getunitParallel)
class Option(SysDefElement):
""" Represents an option used in abld calls. """
def __init__(self, node, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self.__xml = node
def __getname(self):
""" Name getter method. """
return self.__xml.getAttribute('name')
def __getabldOption(self):
""" Abld option getter method. """
return self.__xml.getAttribute('abldOption')
def __getenable(self):
""" Unit Parallel getter method (boolean). """
return (self.__xml.getAttribute('enable').upper() == 'Y')
def __getfilteredOption(self):
""" Filtered abld option getter method. """
if not self.enable:
return ''
return self.abldOption
name = property(__getname)
abldOption = property(__getabldOption)
enable = property(__getenable)
filteredOption = property(__getfilteredOption)
class SpecialInstruction(SysDefElement):
""" Reads special instruction command. """
def __init__(self, node, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self.__xml = node
def __getname(self):
""" Name getter method """
return self.__xml.getAttribute('name')
def __getcommand(self):
""" Command getter method """
return self.__xml.getAttribute('command')
def __getpath(self):
""" Path getter method """
return self.__xml.getAttribute('cwd')
name = property(__getname)
command = property(__getcommand)
path = property(__getpath)
class Task(SysDefElement):
""" Abstract task node from SDF xml. """
def __init__(self, node, config, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self.__xml = node
self._config = config
self.__job = None
def units(self):
""" Process unit list from layers """
result = []
for ref in node_scan(self.__xml, "unitListRef"):
units = []
try:
units = self._config.sdf.unitlists[ref.getAttribute('unitList')].units
for unit in units:
reason = filter_out(self._config.filters, unit.filters)
if reason == None:
result.append(unit)
else:
sys.stderr.write("Filter-out: %s (%s)\n" % (unit.id, reason))
except KeyError, error:
sys.stderr.write("ERROR: Could not find unitList of layer %s\n" % error)
return result
def __getjob(self):
""" Return the job contained inside the task. """
for job in node_scan(self.__xml, r"buildLayer|specialInstructions"):
if job.nodeName == 'specialInstructions':
self.__job = SpecialInstruction(job, self._sysDef)
elif job.nodeName == 'buildLayer':
self.__job = BuildLayer(job, self._config, self._sysDef)
return self.__job
job = property(__getjob)
class Configuration(SysDefElement):
""" Abstract configuration from SDF file. """
def __init__(self, node, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self.__xml = node
def __getname(self):
""" Name getter method """
return self.__xml.getAttribute('name')
def __getfilters(self):
""" Filters getter method. """
filters = []
if self.__xml.hasAttribute('filter'):
filters = extract_filter_list(self.__xml.getAttribute('filter'))
return filters
def __getlayerrefs(self):
""" Layer's references getter method. """
result = []
for ref in node_scan(self.__xml, "layerRef"):
try:
result.append(self._sysDef.layers[ref.getAttribute('layerName')])
except KeyError, error:
sys.stderr.write("ERROR: Could not find layer '%s'\n" % error)
return result
def __getunitlistrefs(self):
""" Unit list references getter method. """
result = []
for ref in node_scan(self.__xml, "unitListRef"):
try:
result.append(self._sysDef.unitlists[ref.getAttribute('unitList')])
except KeyError, error:
sys.stderr.write("ERROR: Could not find unitList %s\n" % error)
return result
def __getunits(self):
""" Return unit from unitList or layer. """
result = []
for ref in node_scan(self.__xml, "unitListRef|layerRef"):
units = []
try:
if ref.nodeName == 'unitListRef':
units = self._sysDef.unitlists[ref.getAttribute('unitList')].units
else:
units = self._sysDef.layers[ref.getAttribute('layerName')].units
for unit in units:
reason = filter_out(self.filters, unit.filters)
if reason == None:
# Get the unit object from the cache if this is a string
# TODO - remove once unitlist returns list of Unit objects
if isinstance(unit, types.UnicodeType):
unit = self._sysDef[unit]
result.append(unit)
else:
sys.stderr.write("Filter-out: %s (%s)\n" % (unit.id, reason))
except KeyError, error:
sys.stderr.write("ERROR: Could not find unitList or layer %s\n" % error)
return result
def __gettasks(self):
""" Tasks getter method. """
result = []
for task in node_scan(self.__xml, "task"):
result.append(Task(task, self, self._sysDef))
return result
name = property(__getname)
filters = property(__getfilters)
layerrefs = property(__getlayerrefs)
unitlistrefs = property(__getunitlistrefs)
units = property(__getunits)
tasks = property(__gettasks)
class Target(SysDefElement):
""" Abstract target from SDF file. """
def __init__(self, node, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self.__xml = node
def __getname(self):
""" Name getter method. """
return self.__xml.getAttribute('name')
def __getabldTarget(self):
""" Abld target getter method. """
return self.__xml.getAttribute('abldTarget')
name = property(__getname)
abldTarget = property(__getabldTarget)
class TargetList(SysDefElement):
""" Abstract targetlist from SDF file. """
def __init__(self, node, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self.__xml = node
def __getname(self):
""" Name getter method. """
return self.__xml.getAttribute('name')
def __gettargets(self):
""" Targets getter method. """
result = []
for target in re.split(r'\s+', self.__xml.getAttribute('target')):
result.append(self._sysDef.targets[target.strip()])
return result
name = property(__getname)
targets = property(__gettargets)
class SystemDefinition(object):
""" Logical representation of the System Definition.
The System Definition is defined in terms of a system model and a
build model. The default physical representation of this is the Symbian
XML format. """
def __init__(self, filename):
""" Initialisation """
self.__xml = xml.dom.minidom.parse(open(filename, "r"))
self._cache = {}
#TODO - why store these as hashes?
self._units = {}
self._layers = {}
self._modules = {}
self._unitlists = {}
self._configurations = {}
self._options = {}
self._targets = {}
self._targetlists = {}
self.__parse()
def __getunits(self):
""" Units getter method. """
return self._units
def __getmodules(self):
""" Modules getter method. """
return self._modules
def __getlayers(self):
""" Layers getter method. """
return self._layers
def __getunitlists(self):
""" Unit lists getter method. """
return self._unitlists
def __getoptions(self):
""" Options getter method. """
return self._options
def __getconfigurations(self):
""" Configurations getter method. """
return self._configurations
def __gettargetlists(self):
""" Targets lists getter method. """
return self._targetlists
def __gettargets(self):
""" Targets getter method. """
return self._targets
units = property(__getunits)
unitlists = property(__getunitlists)
layers = property(__getlayers)
options = property(__getoptions)
configurations = property(__getconfigurations)
targetlists = property(__gettargetlists)
targets = property(__gettargets)
modules = property(__getmodules)
def __parse(self):
"""__parse"""
for l_layer in self.__xml.getElementsByTagName('layer'):
layer = Layer(l_layer, self)
self.layers[layer.name] = layer
self.addElement(layer)
for unit in layer.units:
self._units[unit.get_id()] = unit
for mod in layer.modules:
self._modules[mod.name] = mod
for build in self.__xml.getElementsByTagName('build'):
for u_list in build.getElementsByTagName('unitList'):
unitlist = UnitList(u_list, self._units, self)
self.unitlists[unitlist.name] = unitlist
self.addElement(unitlist)
for xml_config in build.getElementsByTagName('configuration'):
config = Configuration(xml_config, self)
self.configurations[config.name] = config
self.addElement(config)
for option_node in build.getElementsByTagName('option'):
option = Option(option_node, self)
if option.name == 'SAVESPACE':
continue
self.options[option.name] = option
self.addElement(option)
for target_node in build.getElementsByTagName('target'):
target = Target(target_node, self)
self.targets[target.name] = target
self.addElement(target)
for targetlist_node in build.getElementsByTagName('targetList'):
targetlist = TargetList(targetlist_node, self)
self.targetlists[targetlist.name] = targetlist
self.addElement(targetlist)
def addElement(self, element):
""" Adds SysDef element to cache. """
#TODO - handle duplicate names of different types
if not self._cache.has_key(element.get_id()):
self._cache[element.get_id()] = element
_logger.info('Adding SysDef element to cache: %s' % str(element))
else:
_logger.warning("Element already exists: %s" % element.name)
def __getitem__(self, key):
""" Item getter method. """
return self._cache[key]
def merge_binaries(self, binaries_reader):
""" Merge binaries based on build log and system definition. """
for (unit_name, binaries) in binaries_reader:
unit_name = unit_name.lower()
if self.units.has_key(unit_name):
for bin in binaries:
#if bin.find('_stolon_ekern') != -1:
_logger.debug("Merging: %s" % bin)
unit = self.units[unit_name]
unit.binaries = [Binary(bin.lower(), self) for bin in binaries]
for binary in unit.binaries:
self.addElement(binary)
_logger.info('Merging binary: %s' % str(binary))
else:
_logger.warning('Component found in the build log but not in sysdef: %s' % unit_name)
def merge_binary_sizes(self, binary_sizes_reader):
""" Merge binary size base on binary sizes input and system definition. """
for (binary_name, size, rom_type) in binary_sizes_reader:
#if binary_name.find('_stolon_ekern') != -1:
binary_name = binary_name.lower()
_logger.debug("Merging binary size: %s" % binary_name)
if self._cache.has_key(binary_name):
binary = self._cache[binary_name]
binary.size = size
binary.rom_type = rom_type
else:
_logger.warning('Binary found in the binary sizes input but not in the system definition: %s' % binary_name)
class Binary(SysDefElement):
""" A binary file that may go into a ROM image. """
def __init__(self, name, sysDef):
""" Initialisation """
SysDefElement.__init__(self, sysDef)
self.name = name
#if __name__ == "__main__":
# sdf = SystemDefinitionFile("Z:/output/build/canonical_system_definition.xml")
# writer = MakeWriter2("Z:/output/build/makefile")
# writer.write(sdf)
# writer.close()
# print sdf.toMakefile()