1
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forked from brl/citadel
citadel/poky/meta/lib/oe/sstatesig.py

371 lines
15 KiB
Python

import bb.siggen
def sstate_rundepfilter(siggen, fn, recipename, task, dep, depname, dataCache):
# Return True if we should keep the dependency, False to drop it
def isNative(x):
return x.endswith("-native")
def isCross(x):
return "-cross-" in x
def isNativeSDK(x):
return x.startswith("nativesdk-")
def isKernel(fn):
inherits = " ".join(dataCache.inherits[fn])
return inherits.find("/module-base.bbclass") != -1 or inherits.find("/linux-kernel-base.bbclass") != -1
def isPackageGroup(fn):
inherits = " ".join(dataCache.inherits[fn])
return "/packagegroup.bbclass" in inherits
def isAllArch(fn):
inherits = " ".join(dataCache.inherits[fn])
return "/allarch.bbclass" in inherits
def isImage(fn):
return "/image.bbclass" in " ".join(dataCache.inherits[fn])
# (Almost) always include our own inter-task dependencies.
# The exception is the special do_kernel_configme->do_unpack_and_patch
# dependency from archiver.bbclass.
if recipename == depname:
if task == "do_kernel_configme" and dep.endswith(".do_unpack_and_patch"):
return False
return True
# Quilt (patch application) changing isn't likely to affect anything
excludelist = ['quilt-native', 'subversion-native', 'git-native', 'ccache-native']
if depname in excludelist and recipename != depname:
return False
# Exclude well defined recipe->dependency
if "%s->%s" % (recipename, depname) in siggen.saferecipedeps:
return False
# Don't change native/cross/nativesdk recipe dependencies any further
if isNative(recipename) or isCross(recipename) or isNativeSDK(recipename):
return True
# Only target packages beyond here
# allarch packagegroups are assumed to have well behaved names which don't change between architecures/tunes
if isPackageGroup(fn) and isAllArch(fn) and not isNative(depname):
return False
# Exclude well defined machine specific configurations which don't change ABI
if depname in siggen.abisaferecipes and not isImage(fn):
return False
# Kernel modules are well namespaced. We don't want to depend on the kernel's checksum
# if we're just doing an RRECOMMENDS_xxx = "kernel-module-*", not least because the checksum
# is machine specific.
# Therefore if we're not a kernel or a module recipe (inheriting the kernel classes)
# and we reccomend a kernel-module, we exclude the dependency.
depfn = dep.rsplit(".", 1)[0]
if dataCache and isKernel(depfn) and not isKernel(fn):
for pkg in dataCache.runrecs[fn]:
if " ".join(dataCache.runrecs[fn][pkg]).find("kernel-module-") != -1:
return False
# Default to keep dependencies
return True
def sstate_lockedsigs(d):
sigs = {}
types = (d.getVar("SIGGEN_LOCKEDSIGS_TYPES") or "").split()
for t in types:
siggen_lockedsigs_var = "SIGGEN_LOCKEDSIGS_%s" % t
lockedsigs = (d.getVar(siggen_lockedsigs_var) or "").split()
for ls in lockedsigs:
pn, task, h = ls.split(":", 2)
if pn not in sigs:
sigs[pn] = {}
sigs[pn][task] = [h, siggen_lockedsigs_var]
return sigs
class SignatureGeneratorOEBasic(bb.siggen.SignatureGeneratorBasic):
name = "OEBasic"
def init_rundepcheck(self, data):
self.abisaferecipes = (data.getVar("SIGGEN_EXCLUDERECIPES_ABISAFE") or "").split()
self.saferecipedeps = (data.getVar("SIGGEN_EXCLUDE_SAFE_RECIPE_DEPS") or "").split()
pass
def rundep_check(self, fn, recipename, task, dep, depname, dataCache = None):
return sstate_rundepfilter(self, fn, recipename, task, dep, depname, dataCache)
class SignatureGeneratorOEBasicHash(bb.siggen.SignatureGeneratorBasicHash):
name = "OEBasicHash"
def init_rundepcheck(self, data):
self.abisaferecipes = (data.getVar("SIGGEN_EXCLUDERECIPES_ABISAFE") or "").split()
self.saferecipedeps = (data.getVar("SIGGEN_EXCLUDE_SAFE_RECIPE_DEPS") or "").split()
self.lockedsigs = sstate_lockedsigs(data)
self.lockedhashes = {}
self.lockedpnmap = {}
self.lockedhashfn = {}
self.machine = data.getVar("MACHINE")
self.mismatch_msgs = []
self.unlockedrecipes = (data.getVar("SIGGEN_UNLOCKED_RECIPES") or
"").split()
self.unlockedrecipes = { k: "" for k in self.unlockedrecipes }
pass
def tasks_resolved(self, virtmap, virtpnmap, dataCache):
# Translate virtual/xxx entries to PN values
newabisafe = []
for a in self.abisaferecipes:
if a in virtpnmap:
newabisafe.append(virtpnmap[a])
else:
newabisafe.append(a)
self.abisaferecipes = newabisafe
newsafedeps = []
for a in self.saferecipedeps:
a1, a2 = a.split("->")
if a1 in virtpnmap:
a1 = virtpnmap[a1]
if a2 in virtpnmap:
a2 = virtpnmap[a2]
newsafedeps.append(a1 + "->" + a2)
self.saferecipedeps = newsafedeps
def rundep_check(self, fn, recipename, task, dep, depname, dataCache = None):
return sstate_rundepfilter(self, fn, recipename, task, dep, depname, dataCache)
def get_taskdata(self):
data = super(bb.siggen.SignatureGeneratorBasicHash, self).get_taskdata()
return (data, self.lockedpnmap, self.lockedhashfn)
def set_taskdata(self, data):
coredata, self.lockedpnmap, self.lockedhashfn = data
super(bb.siggen.SignatureGeneratorBasicHash, self).set_taskdata(coredata)
def dump_sigs(self, dataCache, options):
sigfile = os.getcwd() + "/locked-sigs.inc"
bb.plain("Writing locked sigs to %s" % sigfile)
self.dump_lockedsigs(sigfile)
return super(bb.siggen.SignatureGeneratorBasicHash, self).dump_sigs(dataCache, options)
def get_taskhash(self, fn, task, deps, dataCache):
h = super(bb.siggen.SignatureGeneratorBasicHash, self).get_taskhash(fn, task, deps, dataCache)
recipename = dataCache.pkg_fn[fn]
self.lockedpnmap[fn] = recipename
self.lockedhashfn[fn] = dataCache.hashfn[fn]
unlocked = False
if recipename in self.unlockedrecipes:
unlocked = True
else:
def recipename_from_dep(dep):
# The dep entry will look something like
# /path/path/recipename.bb.task, virtual:native:/p/foo.bb.task,
# ...
fn = dep.rsplit('.', 1)[0]
return dataCache.pkg_fn[fn]
# If any unlocked recipe is in the direct dependencies then the
# current recipe should be unlocked as well.
depnames = [ recipename_from_dep(x) for x in deps ]
if any(x in y for y in depnames for x in self.unlockedrecipes):
self.unlockedrecipes[recipename] = ''
unlocked = True
if not unlocked and recipename in self.lockedsigs:
if task in self.lockedsigs[recipename]:
k = fn + "." + task
h_locked = self.lockedsigs[recipename][task][0]
var = self.lockedsigs[recipename][task][1]
self.lockedhashes[k] = h_locked
self.taskhash[k] = h_locked
#bb.warn("Using %s %s %s" % (recipename, task, h))
if h != h_locked:
self.mismatch_msgs.append('The %s:%s sig is computed to be %s, but the sig is locked to %s in %s'
% (recipename, task, h, h_locked, var))
return h_locked
#bb.warn("%s %s %s" % (recipename, task, h))
return h
def dump_sigtask(self, fn, task, stampbase, runtime):
k = fn + "." + task
if k in self.lockedhashes:
return
super(bb.siggen.SignatureGeneratorBasicHash, self).dump_sigtask(fn, task, stampbase, runtime)
def dump_lockedsigs(self, sigfile, taskfilter=None):
types = {}
for k in self.runtaskdeps:
if taskfilter:
if not k in taskfilter:
continue
fn = k.rsplit(".",1)[0]
t = self.lockedhashfn[fn].split(" ")[1].split(":")[5]
t = 't-' + t.replace('_', '-')
if t not in types:
types[t] = []
types[t].append(k)
with open(sigfile, "w") as f:
l = sorted(types)
for t in l:
f.write('SIGGEN_LOCKEDSIGS_%s = "\\\n' % t)
types[t].sort()
sortedk = sorted(types[t], key=lambda k: self.lockedpnmap[k.rsplit(".",1)[0]])
for k in sortedk:
fn = k.rsplit(".",1)[0]
task = k.rsplit(".",1)[1]
if k not in self.taskhash:
continue
f.write(" " + self.lockedpnmap[fn] + ":" + task + ":" + self.taskhash[k] + " \\\n")
f.write(' "\n')
f.write('SIGGEN_LOCKEDSIGS_TYPES_%s = "%s"' % (self.machine, " ".join(l)))
def dump_siglist(self, sigfile):
with open(sigfile, "w") as f:
tasks = []
for taskitem in self.taskhash:
(fn, task) = taskitem.rsplit(".", 1)
pn = self.lockedpnmap[fn]
tasks.append((pn, task, fn, self.taskhash[taskitem]))
for (pn, task, fn, taskhash) in sorted(tasks):
f.write('%s.%s %s %s\n' % (pn, task, fn, taskhash))
def checkhashes(self, missed, ret, sq_fn, sq_task, sq_hash, sq_hashfn, d):
warn_msgs = []
error_msgs = []
sstate_missing_msgs = []
for task in range(len(sq_fn)):
if task not in ret:
for pn in self.lockedsigs:
if sq_hash[task] in iter(self.lockedsigs[pn].values()):
if sq_task[task] == 'do_shared_workdir':
continue
sstate_missing_msgs.append("Locked sig is set for %s:%s (%s) yet not in sstate cache?"
% (pn, sq_task[task], sq_hash[task]))
checklevel = d.getVar("SIGGEN_LOCKEDSIGS_TASKSIG_CHECK")
if checklevel == 'warn':
warn_msgs += self.mismatch_msgs
elif checklevel == 'error':
error_msgs += self.mismatch_msgs
checklevel = d.getVar("SIGGEN_LOCKEDSIGS_SSTATE_EXISTS_CHECK")
if checklevel == 'warn':
warn_msgs += sstate_missing_msgs
elif checklevel == 'error':
error_msgs += sstate_missing_msgs
if warn_msgs:
bb.warn("\n".join(warn_msgs))
if error_msgs:
bb.fatal("\n".join(error_msgs))
# Insert these classes into siggen's namespace so it can see and select them
bb.siggen.SignatureGeneratorOEBasic = SignatureGeneratorOEBasic
bb.siggen.SignatureGeneratorOEBasicHash = SignatureGeneratorOEBasicHash
def find_siginfo(pn, taskname, taskhashlist, d):
""" Find signature data files for comparison purposes """
import fnmatch
import glob
if not taskname:
# We have to derive pn and taskname
key = pn
splitit = key.split('.bb.')
taskname = splitit[1]
pn = os.path.basename(splitit[0]).split('_')[0]
if key.startswith('virtual:native:'):
pn = pn + '-native'
hashfiles = {}
filedates = {}
def get_hashval(siginfo):
if siginfo.endswith('.siginfo'):
return siginfo.rpartition(':')[2].partition('_')[0]
else:
return siginfo.rpartition('.')[2]
# First search in stamps dir
localdata = d.createCopy()
localdata.setVar('MULTIMACH_TARGET_SYS', '*')
localdata.setVar('PN', pn)
localdata.setVar('PV', '*')
localdata.setVar('PR', '*')
localdata.setVar('EXTENDPE', '')
stamp = localdata.getVar('STAMP')
if pn.startswith("gcc-source"):
# gcc-source shared workdir is a special case :(
stamp = localdata.expand("${STAMPS_DIR}/work-shared/gcc-${PV}-${PR}")
filespec = '%s.%s.sigdata.*' % (stamp, taskname)
foundall = False
import glob
for fullpath in glob.glob(filespec):
match = False
if taskhashlist:
for taskhash in taskhashlist:
if fullpath.endswith('.%s' % taskhash):
hashfiles[taskhash] = fullpath
if len(hashfiles) == len(taskhashlist):
foundall = True
break
else:
try:
filedates[fullpath] = os.stat(fullpath).st_mtime
except OSError:
continue
hashval = get_hashval(fullpath)
hashfiles[hashval] = fullpath
if not taskhashlist or (len(filedates) < 2 and not foundall):
# That didn't work, look in sstate-cache
hashes = taskhashlist or ['?' * 32]
localdata = bb.data.createCopy(d)
for hashval in hashes:
localdata.setVar('PACKAGE_ARCH', '*')
localdata.setVar('TARGET_VENDOR', '*')
localdata.setVar('TARGET_OS', '*')
localdata.setVar('PN', pn)
localdata.setVar('PV', '*')
localdata.setVar('PR', '*')
localdata.setVar('BB_TASKHASH', hashval)
swspec = localdata.getVar('SSTATE_SWSPEC')
if taskname in ['do_fetch', 'do_unpack', 'do_patch', 'do_populate_lic', 'do_preconfigure'] and swspec:
localdata.setVar('SSTATE_PKGSPEC', '${SSTATE_SWSPEC}')
elif pn.endswith('-native') or "-cross-" in pn or "-crosssdk-" in pn:
localdata.setVar('SSTATE_EXTRAPATH', "${NATIVELSBSTRING}/")
sstatename = taskname[3:]
filespec = '%s_%s.*.siginfo' % (localdata.getVar('SSTATE_PKG'), sstatename)
matchedfiles = glob.glob(filespec)
for fullpath in matchedfiles:
actual_hashval = get_hashval(fullpath)
if actual_hashval in hashfiles:
continue
hashfiles[hashval] = fullpath
if not taskhashlist:
try:
filedates[fullpath] = os.stat(fullpath).st_mtime
except:
continue
if taskhashlist:
return hashfiles
else:
return filedates
bb.siggen.find_siginfo = find_siginfo
def sstate_get_manifest_filename(task, d):
"""
Return the sstate manifest file path for a particular task.
Also returns the datastore that can be used to query related variables.
"""
d2 = d.createCopy()
extrainf = d.getVarFlag("do_" + task, 'stamp-extra-info')
if extrainf:
d2.setVar("SSTATE_MANMACH", extrainf)
return (d2.expand("${SSTATE_MANFILEPREFIX}.%s" % task), d2)