generic-poky/bitbake/lib/bb/cooker.py

666 lines
27 KiB
Python

#!/usr/bin/env python
# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# Copyright (C) 2003, 2004 Chris Larson
# Copyright (C) 2003, 2004 Phil Blundell
# Copyright (C) 2003 - 2005 Michael 'Mickey' Lauer
# Copyright (C) 2005 Holger Hans Peter Freyther
# Copyright (C) 2005 ROAD GmbH
# Copyright (C) 2006 Richard Purdie
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import sys, os, getopt, glob, copy, os.path, re, time
import bb
from bb import utils, data, parse, event, cache, providers, taskdata, runqueue
from sets import Set
import itertools
parsespin = itertools.cycle( r'|/-\\' )
#============================================================================#
# BBStatistics
#============================================================================#
class BBStatistics:
"""
Manage build statistics for one run
"""
def __init__(self ):
self.attempt = 0
self.success = 0
self.fail = 0
self.deps = 0
def show( self ):
print "Build statistics:"
print " Attempted builds: %d" % self.attempt
if self.fail:
print " Failed builds: %d" % self.fail
if self.deps:
print " Dependencies not satisfied: %d" % self.deps
if self.fail or self.deps: return 1
else: return 0
#============================================================================#
# BBCooker
#============================================================================#
class BBCooker:
"""
Manages one bitbake build run
"""
Statistics = BBStatistics # make it visible from the shell
def __init__( self ):
self.build_cache_fail = []
self.build_cache = []
self.stats = BBStatistics()
self.status = None
self.cache = None
self.bb_cache = None
def tryBuildPackage(self, fn, item, task, the_data, build_depends):
"""
Build one task of a package, optionally build following task depends
"""
bb.event.fire(bb.event.PkgStarted(item, the_data))
try:
self.stats.attempt += 1
if not build_depends:
bb.data.setVarFlag('do_%s' % task, 'dontrundeps', 1, the_data)
if not self.configuration.dry_run:
bb.build.exec_task('do_%s' % task, the_data)
bb.event.fire(bb.event.PkgSucceeded(item, the_data))
self.build_cache.append(fn)
return True
except bb.build.FuncFailed:
self.stats.fail += 1
bb.msg.error(bb.msg.domain.Build, "task stack execution failed")
bb.event.fire(bb.event.PkgFailed(item, the_data))
self.build_cache_fail.append(fn)
raise
except bb.build.EventException, e:
self.stats.fail += 1
event = e.args[1]
bb.msg.error(bb.msg.domain.Build, "%s event exception, aborting" % bb.event.getName(event))
bb.event.fire(bb.event.PkgFailed(item, the_data))
self.build_cache_fail.append(fn)
raise
def tryBuild( self, fn, build_depends):
"""
Build a provider and its dependencies.
build_depends is a list of previous build dependencies (not runtime)
If build_depends is empty, we're dealing with a runtime depends
"""
the_data = self.bb_cache.loadDataFull(fn, self.configuration.data)
item = self.status.pkg_fn[fn]
if bb.build.stamp_is_current('do_%s' % self.configuration.cmd, the_data):
self.build_cache.append(fn)
return True
return self.tryBuildPackage(fn, item, self.configuration.cmd, the_data, build_depends)
def showVersions( self ):
pkg_pn = self.status.pkg_pn
preferred_versions = {}
latest_versions = {}
# Sort by priority
for pn in pkg_pn.keys():
(last_ver,last_file,pref_ver,pref_file) = bb.providers.findBestProvider(pn, self.configuration.data, self.status)
preferred_versions[pn] = (pref_ver, pref_file)
latest_versions[pn] = (last_ver, last_file)
pkg_list = pkg_pn.keys()
pkg_list.sort()
for p in pkg_list:
pref = preferred_versions[p]
latest = latest_versions[p]
if pref != latest:
prefstr = pref[0][0] + "-" + pref[0][1]
else:
prefstr = ""
print "%-30s %20s %20s" % (p, latest[0][0] + "-" + latest[0][1],
prefstr)
def showEnvironment( self ):
"""Show the outer or per-package environment"""
if self.configuration.buildfile:
self.cb = None
self.bb_cache = bb.cache.init(self)
try:
self.configuration.data = self.bb_cache.loadDataFull(self.configuration.buildfile, self.configuration.data)
except IOError, e:
bb.msg.fatal(bb.msg.domain.Parsing, "Unable to read %s: %s" % ( self.configuration.buildfile, e ))
except Exception, e:
bb.msg.fatal(bb.msg.domain.Parsing, "%s" % e)
# emit variables and shell functions
try:
data.update_data( self.configuration.data )
data.emit_env(sys.__stdout__, self.configuration.data, True)
except Exception, e:
bb.msg.fatal(bb.msg.domain.Parsing, "%s" % e)
# emit the metadata which isnt valid shell
data.expandKeys( self.configuration.data )
for e in self.configuration.data.keys():
if data.getVarFlag( e, 'python', self.configuration.data ):
sys.__stdout__.write("\npython %s () {\n%s}\n" % (e, data.getVar(e, self.configuration.data, 1)))
def generateDotGraph( self, pkgs_to_build, ignore_deps ):
"""
Generate a task dependency graph.
pkgs_to_build A list of packages that needs to be built
ignore_deps A list of names where processing of dependencies
should be stopped. e.g. dependencies that get
"""
for dep in ignore_deps:
self.status.ignored_dependencies.add(dep)
localdata = data.createCopy(self.configuration.data)
bb.data.update_data(localdata)
bb.data.expandKeys(localdata)
taskdata = bb.taskdata.TaskData(self.configuration.abort)
runlist = []
try:
for k in pkgs_to_build:
taskdata.add_provider(localdata, self.status, k)
runlist.append([k, "do_%s" % self.configuration.cmd])
taskdata.add_unresolved(localdata, self.status)
except bb.providers.NoProvider:
sys.exit(1)
rq = bb.runqueue.RunQueue()
rq.prepare_runqueue(self, self.configuration.data, self.status, taskdata, runlist)
seen_fnids = []
depends_file = file('depends.dot', 'w' )
tdepends_file = file('task-depends.dot', 'w' )
print >> depends_file, "digraph depends {"
print >> tdepends_file, "digraph depends {"
rq.prio_map.reverse()
for task1 in range(len(rq.runq_fnid)):
task = rq.prio_map[task1]
taskname = rq.runq_task[task]
fnid = rq.runq_fnid[task]
fn = taskdata.fn_index[fnid]
pn = self.status.pkg_fn[fn]
version = self.bb_cache.getVar('PV', fn, True ) + '-' + self.bb_cache.getVar('PR', fn, True)
print >> tdepends_file, '"%s.%s" [label="%s %s\\n%s\\n%s"]' % (pn, taskname, pn, taskname, version, fn)
for dep in rq.runq_depends[task]:
depfn = taskdata.fn_index[rq.runq_fnid[dep]]
deppn = self.status.pkg_fn[depfn]
print >> tdepends_file, '"%s.%s" -> "%s.%s"' % (pn, rq.runq_task[task], deppn, rq.runq_task[dep])
if fnid not in seen_fnids:
seen_fnids.append(fnid)
packages = []
print >> depends_file, '"%s" [label="%s %s\\n%s"]' % (pn, pn, version, fn)
for depend in self.status.deps[fn]:
print >> depends_file, '"%s" -> "%s"' % (pn, depend)
rdepends = self.status.rundeps[fn]
for package in rdepends:
for rdepend in rdepends[package]:
print >> depends_file, '"%s" -> "%s" [style=dashed]' % (package, rdepend)
packages.append(package)
rrecs = self.status.runrecs[fn]
for package in rrecs:
for rdepend in rrecs[package]:
print >> depends_file, '"%s" -> "%s" [style=dashed]' % (package, rdepend)
if not package in packages:
packages.append(package)
for package in packages:
if package != pn:
print >> depends_file, '"%s" [label="%s(%s) %s\\n%s"]' % (package, package, pn, version, fn)
for depend in self.status.deps[fn]:
print >> depends_file, '"%s" -> "%s"' % (package, depend)
# Prints a flattened form of the above where subpackages of a package are merged into the main pn
#print >> depends_file, '"%s" [label="%s %s\\n%s\\n%s"]' % (pn, pn, taskname, version, fn)
#for rdep in taskdata.rdepids[fnid]:
# print >> depends_file, '"%s" -> "%s" [style=dashed]' % (pn, taskdata.run_names_index[rdep])
#for dep in taskdata.depids[fnid]:
# print >> depends_file, '"%s" -> "%s"' % (pn, taskdata.build_names_index[dep])
print >> depends_file, "}"
print >> tdepends_file, "}"
bb.msg.note(1, bb.msg.domain.Collection, "Dependencies saved to 'depends.dot'")
bb.msg.note(1, bb.msg.domain.Collection, "Task dependencies saved to 'task-depends.dot'")
def buildDepgraph( self ):
all_depends = self.status.all_depends
pn_provides = self.status.pn_provides
localdata = data.createCopy(self.configuration.data)
bb.data.update_data(localdata)
bb.data.expandKeys(localdata)
def calc_bbfile_priority(filename):
for (regex, pri) in self.status.bbfile_config_priorities:
if regex.match(filename):
return pri
return 0
# Handle PREFERRED_PROVIDERS
for p in (bb.data.getVar('PREFERRED_PROVIDERS', localdata, 1) or "").split():
(providee, provider) = p.split(':')
if providee in self.status.preferred and self.status.preferred[providee] != provider:
bb.msg.error(bb.msg.domain.Provider, "conflicting preferences for %s: both %s and %s specified" % (providee, provider, self.status.preferred[providee]))
self.status.preferred[providee] = provider
# Calculate priorities for each file
for p in self.status.pkg_fn.keys():
self.status.bbfile_priority[p] = calc_bbfile_priority(p)
def buildWorldTargetList(self):
"""
Build package list for "bitbake world"
"""
all_depends = self.status.all_depends
pn_provides = self.status.pn_provides
bb.msg.debug(1, bb.msg.domain.Parsing, "collating packages for \"world\"")
for f in self.status.possible_world:
terminal = True
pn = self.status.pkg_fn[f]
for p in pn_provides[pn]:
if p.startswith('virtual/'):
bb.msg.debug(2, bb.msg.domain.Parsing, "World build skipping %s due to %s provider starting with virtual/" % (f, p))
terminal = False
break
for pf in self.status.providers[p]:
if self.status.pkg_fn[pf] != pn:
bb.msg.debug(2, bb.msg.domain.Parsing, "World build skipping %s due to both us and %s providing %s" % (f, pf, p))
terminal = False
break
if terminal:
self.status.world_target.add(pn)
# drop reference count now
self.status.possible_world = None
self.status.all_depends = None
def myProgressCallback( self, x, y, f, from_cache ):
"""Update any tty with the progress change"""
if os.isatty(sys.stdout.fileno()):
sys.stdout.write("\rNOTE: Handling BitBake files: %s (%04d/%04d) [%2d %%]" % ( parsespin.next(), x, y, x*100/y ) )
sys.stdout.flush()
else:
if x == 1:
sys.stdout.write("Parsing .bb files, please wait...")
sys.stdout.flush()
if x == y:
sys.stdout.write("done.")
sys.stdout.flush()
def interactiveMode( self ):
"""Drop off into a shell"""
try:
from bb import shell
except ImportError, details:
bb.msg.fatal(bb.msg.domain.Parsing, "Sorry, shell not available (%s)" % details )
else:
bb.data.update_data( self.configuration.data )
bb.data.expandKeys( self.configuration.data )
shell.start( self )
sys.exit( 0 )
def parseConfigurationFile( self, afile ):
try:
self.configuration.data = bb.parse.handle( afile, self.configuration.data )
# Add the handlers we inherited by INHERIT
# we need to do this manually as it is not guranteed
# we will pick up these classes... as we only INHERIT
# on .inc and .bb files but not on .conf
data = bb.data.createCopy( self.configuration.data )
inherits = ["base"] + (bb.data.getVar('INHERIT', data, True ) or "").split()
for inherit in inherits:
data = bb.parse.handle( os.path.join('classes', '%s.bbclass' % inherit ), data, True )
# FIXME: This assumes that we included at least one .inc file
for var in bb.data.keys(data):
if bb.data.getVarFlag(var, 'handler', data):
bb.event.register(var,bb.data.getVar(var, data))
except IOError:
bb.msg.fatal(bb.msg.domain.Parsing, "Unable to open %s" % afile )
except bb.parse.ParseError, details:
bb.msg.fatal(bb.msg.domain.Parsing, "Unable to parse %s (%s)" % (afile, details) )
def handleCollections( self, collections ):
"""Handle collections"""
if collections:
collection_list = collections.split()
for c in collection_list:
regex = bb.data.getVar("BBFILE_PATTERN_%s" % c, self.configuration.data, 1)
if regex == None:
bb.msg.error(bb.msg.domain.Parsing, "BBFILE_PATTERN_%s not defined" % c)
continue
priority = bb.data.getVar("BBFILE_PRIORITY_%s" % c, self.configuration.data, 1)
if priority == None:
bb.msg.error(bb.msg.domain.Parsing, "BBFILE_PRIORITY_%s not defined" % c)
continue
try:
cre = re.compile(regex)
except re.error:
bb.msg.error(bb.msg.domain.Parsing, "BBFILE_PATTERN_%s \"%s\" is not a valid regular expression" % (c, regex))
continue
try:
pri = int(priority)
self.status.bbfile_config_priorities.append((cre, pri))
except ValueError:
bb.msg.error(bb.msg.domain.Parsing, "invalid value for BBFILE_PRIORITY_%s: \"%s\"" % (c, priority))
def cook(self, configuration):
"""
We are building stuff here. We do the building
from here. By default we try to execute task
build.
"""
self.configuration = configuration
if self.configuration.verbose:
bb.msg.set_verbose(True)
if self.configuration.debug:
bb.msg.set_debug_level(self.configuration.debug)
else:
bb.msg.set_debug_level(0)
if self.configuration.debug_domains:
bb.msg.set_debug_domains(self.configuration.debug_domains)
self.configuration.data = bb.data.init()
for f in self.configuration.file:
self.parseConfigurationFile( f )
self.parseConfigurationFile( os.path.join( "conf", "bitbake.conf" ) )
if not self.configuration.cmd:
self.configuration.cmd = bb.data.getVar("BB_DEFAULT_TASK", self.configuration.data) or "build"
#
# Special updated configuration we use for firing events
#
self.configuration.event_data = bb.data.createCopy(self.configuration.data)
bb.data.update_data(self.configuration.event_data)
if self.configuration.show_environment:
self.showEnvironment()
sys.exit( 0 )
# inject custom variables
if not bb.data.getVar("BUILDNAME", self.configuration.data):
bb.data.setVar("BUILDNAME", os.popen('date +%Y%m%d%H%M').readline().strip(), self.configuration.data)
bb.data.setVar("BUILDSTART", time.strftime('%m/%d/%Y %H:%M:%S',time.gmtime()),self.configuration.data)
buildname = bb.data.getVar("BUILDNAME", self.configuration.data)
if self.configuration.interactive:
self.interactiveMode()
if self.configuration.buildfile is not None:
bf = os.path.abspath( self.configuration.buildfile )
try:
os.stat(bf)
except OSError:
(filelist, masked) = self.collect_bbfiles()
regexp = re.compile(self.configuration.buildfile)
matches = []
for f in filelist:
if regexp.search(f) and os.path.isfile(f):
bf = f
matches.append(f)
if len(matches) != 1:
bb.msg.error(bb.msg.domain.Parsing, "Unable to match %s (%s matches found):" % (self.configuration.buildfile, len(matches)))
for f in matches:
bb.msg.error(bb.msg.domain.Parsing, " %s" % f)
sys.exit(1)
bf = matches[0]
bbfile_data = bb.parse.handle(bf, self.configuration.data)
# Remove stamp for target if force mode active
if self.configuration.force:
bb.msg.note(2, bb.msg.domain.RunQueue, "Remove stamp %s, %s" % (self.configuration.cmd, bf))
bb.build.del_stamp('do_%s' % self.configuration.cmd, bbfile_data)
item = bb.data.getVar('PN', bbfile_data, 1)
try:
self.tryBuildPackage(bf, item, self.configuration.cmd, bbfile_data, True)
except bb.build.EventException:
bb.msg.error(bb.msg.domain.Build, "Build of '%s' failed" % item )
sys.exit( self.stats.show() )
# initialise the parsing status now we know we will need deps
self.status = bb.cache.CacheData()
ignore = bb.data.getVar("ASSUME_PROVIDED", self.configuration.data, 1) or ""
self.status.ignored_dependencies = Set( ignore.split() )
self.handleCollections( bb.data.getVar("BBFILE_COLLECTIONS", self.configuration.data, 1) )
pkgs_to_build = self.configuration.pkgs_to_build
bbpkgs = bb.data.getVar('BBPKGS', self.configuration.data, 1)
if bbpkgs:
pkgs_to_build.extend(bbpkgs.split())
if len(pkgs_to_build) == 0 and not self.configuration.show_versions \
and not self.configuration.show_environment:
print "Nothing to do. Use 'bitbake world' to build everything, or run 'bitbake --help'"
print "for usage information."
sys.exit(0)
# Import Psyco if available and not disabled
if not self.configuration.disable_psyco:
try:
import psyco
except ImportError:
bb.msg.note(1, bb.msg.domain.Collection, "Psyco JIT Compiler (http://psyco.sf.net) not available. Install it to increase performance.")
else:
psyco.bind( self.parse_bbfiles )
else:
bb.msg.note(1, bb.msg.domain.Collection, "You have disabled Psyco. This decreases performance.")
try:
bb.msg.debug(1, bb.msg.domain.Collection, "collecting .bb files")
(filelist, masked) = self.collect_bbfiles()
self.parse_bbfiles(filelist, masked, self.myProgressCallback)
bb.msg.debug(1, bb.msg.domain.Collection, "parsing complete")
print
if self.configuration.parse_only:
bb.msg.note(1, bb.msg.domain.Collection, "Requested parsing .bb files only. Exiting.")
return
self.buildDepgraph()
if self.configuration.show_versions:
self.showVersions()
sys.exit( 0 )
if 'world' in pkgs_to_build:
self.buildWorldTargetList()
pkgs_to_build.remove('world')
for t in self.status.world_target:
pkgs_to_build.append(t)
if self.configuration.dot_graph:
self.generateDotGraph( pkgs_to_build, self.configuration.ignored_dot_deps )
sys.exit( 0 )
bb.event.fire(bb.event.BuildStarted(buildname, pkgs_to_build, self.configuration.event_data))
localdata = data.createCopy(self.configuration.data)
bb.data.update_data(localdata)
bb.data.expandKeys(localdata)
taskdata = bb.taskdata.TaskData(self.configuration.abort)
runlist = []
try:
for k in pkgs_to_build:
taskdata.add_provider(localdata, self.status, k)
runlist.append([k, "do_%s" % self.configuration.cmd])
taskdata.add_unresolved(localdata, self.status)
except bb.providers.NoProvider:
sys.exit(1)
rq = bb.runqueue.RunQueue()
rq.prepare_runqueue(self, self.configuration.data, self.status, taskdata, runlist)
try:
failures = rq.execute_runqueue(self, self.configuration.data, self.status, taskdata, runlist)
except runqueue.TaskFailure, fnids:
for fnid in fnids:
bb.msg.error(bb.msg.domain.Build, "'%s' failed" % taskdata.fn_index[fnid])
sys.exit(1)
bb.event.fire(bb.event.BuildCompleted(buildname, pkgs_to_build, self.configuration.event_data, failures))
sys.exit( self.stats.show() )
except KeyboardInterrupt:
bb.msg.note(1, bb.msg.domain.Collection, "KeyboardInterrupt - Build not completed.")
sys.exit(1)
def get_bbfiles( self, path = os.getcwd() ):
"""Get list of default .bb files by reading out the current directory"""
contents = os.listdir(path)
bbfiles = []
for f in contents:
(root, ext) = os.path.splitext(f)
if ext == ".bb":
bbfiles.append(os.path.abspath(os.path.join(os.getcwd(),f)))
return bbfiles
def find_bbfiles( self, path ):
"""Find all the .bb files in a directory (uses find)"""
findcmd = 'find ' + path + ' -name *.bb | grep -v SCCS/'
try:
finddata = os.popen(findcmd)
except OSError:
return []
return finddata.readlines()
def collect_bbfiles( self ):
"""Collect all available .bb build files"""
parsed, cached, skipped, masked = 0, 0, 0, 0
self.bb_cache = bb.cache.init(self)
files = (data.getVar( "BBFILES", self.configuration.data, 1 ) or "").split()
data.setVar("BBFILES", " ".join(files), self.configuration.data)
if not len(files):
files = self.get_bbfiles()
if not len(files):
bb.msg.error(bb.msg.domain.Collection, "no files to build.")
newfiles = []
for f in files:
if os.path.isdir(f):
dirfiles = self.find_bbfiles(f)
if dirfiles:
newfiles += dirfiles
continue
newfiles += glob.glob(f) or [ f ]
bbmask = bb.data.getVar('BBMASK', self.configuration.data, 1)
if not bbmask:
return (newfiles, 0)
try:
bbmask_compiled = re.compile(bbmask)
except sre_constants.error:
bb.msg.fatal(bb.msg.domain.Collection, "BBMASK is not a valid regular expression.")
finalfiles = []
for i in xrange( len( newfiles ) ):
f = newfiles[i]
if bbmask and bbmask_compiled.search(f):
bb.msg.debug(1, bb.msg.domain.Collection, "skipping masked file %s" % f)
masked += 1
continue
finalfiles.append(f)
return (finalfiles, masked)
def parse_bbfiles(self, filelist, masked, progressCallback = None):
parsed, cached, skipped = 0, 0, 0
for i in xrange( len( filelist ) ):
f = filelist[i]
bb.msg.debug(1, bb.msg.domain.Collection, "parsing %s" % f)
# read a file's metadata
try:
fromCache, skip = self.bb_cache.loadData(f, self.configuration.data)
if skip:
skipped += 1
bb.msg.debug(2, bb.msg.domain.Collection, "skipping %s" % f)
self.bb_cache.skip(f)
continue
elif fromCache: cached += 1
else: parsed += 1
deps = None
# Disabled by RP as was no longer functional
# allow metadata files to add items to BBFILES
#data.update_data(self.pkgdata[f])
#addbbfiles = self.bb_cache.getVar('BBFILES', f, False) or None
#if addbbfiles:
# for aof in addbbfiles.split():
# if not files.count(aof):
# if not os.path.isabs(aof):
# aof = os.path.join(os.path.dirname(f),aof)
# files.append(aof)
self.bb_cache.handle_data(f, self.status)
# now inform the caller
if progressCallback is not None:
progressCallback( i + 1, len( filelist ), f, fromCache )
except IOError, e:
self.bb_cache.remove(f)
bb.msg.error(bb.msg.domain.Collection, "opening %s: %s" % (f, e))
pass
except KeyboardInterrupt:
self.bb_cache.sync()
raise
except Exception, e:
self.bb_cache.remove(f)
bb.msg.error(bb.msg.domain.Collection, "%s while parsing %s" % (e, f))
except:
self.bb_cache.remove(f)
raise
if progressCallback is not None:
print "\r" # need newline after Handling Bitbake files message
bb.msg.note(1, bb.msg.domain.Collection, "Parsing finished. %d cached, %d parsed, %d skipped, %d masked." % ( cached, parsed, skipped, masked ))
self.bb_cache.sync()