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bitbake: Pass task hash information to subprocesses

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Pass task has informaiton to work processes, allowing full manipulation of
the hash data in the task context allowing checksums to be usable.

Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
This commit is contained in:
Richard Purdie
2010-09-27 15:57:13 +01:00
parent 15ceaaaaf7
commit ec4d6b989a
3 changed files with 47 additions and 5 deletions
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bitbake/lib/bb/runqueue.py
+22 -1
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@@ -30,6 +30,12 @@ import stat
import fcntl
import copy
try:
import cPickle as pickle
except ImportError:
import pickle
bb.msg.note(1, bb.msg.domain.Cache, "Importing cPickle failed. Falling back to a very slow implementation.")
class RunQueueStats:
"""
Holds statistics on the tasks handled by the associated runQueue
@@ -703,6 +709,21 @@ class RunQueueData:
procdep.append(self.taskData.fn_index[self.runq_fnid[dep]] + "." + self.runq_task[dep])
self.runq_hash[task] = bb.parse.siggen.get_taskhash(self.taskData.fn_index[self.runq_fnid[task]], self.runq_task[task], procdep, self.dataCache)
hashdata = {}
hashdata["hashes"] = {}
hashdata["deps"] = {}
for task in range(len(self.runq_fnid)):
hashdata["hashes"][self.taskData.fn_index[self.runq_fnid[task]] + "." + self.runq_task[task]] = self.runq_hash[task]
deps = []
for dep in self.runq_depends[task]:
deps.append(self.taskData.fn_index[self.runq_fnid[dep]] + "." + self.runq_task[dep])
hashdata["deps"][self.taskData.fn_index[self.runq_fnid[task]] + "." + self.runq_task[task]] = deps
# Write out the hashes into a file for use by the individual tasks
self.hashfile = bb.data.expand("${TMPDIR}/cache/hashdata.dat", self.cooker.configuration.data)
p = pickle.Pickler(file(self.hashfile, "wb"), -1)
p.dump(hashdata)
return len(self.runq_fnid)
def dump_data(self, taskQueue):
@@ -1047,7 +1068,7 @@ class RunQueueExecute:
sys.stdout.flush()
sys.stderr.flush()
proc = subprocess.Popen(["bitbake-runtask", fn, taskname, str(self.cooker.configuration.dry_run)], env=env, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
proc = subprocess.Popen(["bitbake-runtask", self.rqdata.hashfile, fn, taskname, str(self.cooker.configuration.dry_run)], env=env, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
pipein = proc.stdout
pipeout = proc.stdin
pid = proc.pid