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authorRichard Purdie <rpurdie@linux.intel.com>2010-07-06 17:41:11 +0100
committerRichard Purdie <rpurdie@linux.intel.com>2010-07-16 12:31:19 +0100
commit5c44f9a78dd310b31df2d84128c4b3ca468d685d (patch)
tree89bd33570db4c27bb782a7d6eb341fcd4d7b4f71 /bitbake/lib
parent8a5b5080a2fa0db7972573cfcd8e04abedb22618 (diff)
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bitbake: runqueue: Separate out task forking code into a new function
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
Diffstat (limited to 'bitbake/lib')
-rw-r--r--bitbake/lib/bb/runqueue.py117
1 files changed, 61 insertions, 56 deletions
diff --git a/bitbake/lib/bb/runqueue.py b/bitbake/lib/bb/runqueue.py
index c82affca3..881434337 100644
--- a/bitbake/lib/bb/runqueue.py
+++ b/bitbake/lib/bb/runqueue.py
@@ -942,62 +942,7 @@ class RunQueue:
self.stats.taskSkipped()
continue
- sys.stdout.flush()
- sys.stderr.flush()
- try:
- pipein, pipeout = os.pipe()
- pid = os.fork()
- except OSError as e:
- bb.msg.fatal(bb.msg.domain.RunQueue, "fork failed: %d (%s)" % (e.errno, e.strerror))
- if pid == 0:
- os.close(pipein)
- # Save out the PID so that the event can include it the
- # events
- bb.event.worker_pid = os.getpid()
- bb.event.worker_pipe = pipeout
-
- self.state = runQueueChildProcess
- # Make the child the process group leader
- os.setpgid(0, 0)
- # No stdin
- newsi = os.open('/dev/null', os.O_RDWR)
- os.dup2(newsi, sys.stdin.fileno())
- # Stdout to a logfile
- #logout = data.expand("${TMPDIR}/log/stdout.%s" % os.getpid(), self.cfgData, True)
- #mkdirhier(os.path.dirname(logout))
- #newso = open(logout, 'w')
- #os.dup2(newso.fileno(), sys.stdout.fileno())
- #os.dup2(newso.fileno(), sys.stderr.fileno())
-
- bb.event.fire(runQueueTaskStarted(task, self.stats, self), self.cfgData)
- bb.msg.note(1, bb.msg.domain.RunQueue,
- "Running task %d of %d (ID: %s, %s)" % (self.stats.completed + self.stats.active + 1,
- self.stats.total,
- task,
- self.get_user_idstring(task)))
-
- bb.data.setVar("__RUNQUEUE_DO_NOT_USE_EXTERNALLY", self, self.cooker.configuration.data)
- bb.data.setVar("__RUNQUEUE_DO_NOT_USE_EXTERNALLY2", fn, self.cooker.configuration.data)
- try:
- the_data = self.cooker.bb_cache.loadDataFull(fn, self.cooker.configuration.data)
-
- if not self.cooker.configuration.dry_run:
- bb.build.exec_task(taskname, the_data)
- os._exit(0)
-
- except bb.build.FuncFailed:
- bb.msg.error(bb.msg.domain.Build, "task stack execution failed")
- os._exit(1)
- except bb.build.EventException as e:
- event = e.args[1]
- bb.msg.error(bb.msg.domain.Build, "%s event exception, aborting" % bb.event.getName(event))
- os._exit(1)
- except Exception:
- from traceback import format_exc
- bb.msg.error(bb.msg.domain.Build, "Build of %s %s failed" % (fn, taskname))
- bb.msg.error(bb.msg.domain.Build, format_exc())
- os._exit(1)
- os._exit(0)
+ pid, pipein, pipeout = self.fork_off_task(fn, task, taskname)
self.build_pids[pid] = task
self.build_pipes[pid] = runQueuePipe(pipein, pipeout, self.cfgData)
@@ -1083,6 +1028,66 @@ class RunQueue:
self.state = runQueueComplete
return
+ def fork_off_task(self, fn, task, taskname):
+ sys.stdout.flush()
+ sys.stderr.flush()
+ try:
+ pipein, pipeout = os.pipe()
+ pid = os.fork()
+ except OSError as e:
+ bb.msg.fatal(bb.msg.domain.RunQueue, "fork failed: %d (%s)" % (e.errno, e.strerror))
+ if pid == 0:
+ os.close(pipein)
+ # Save out the PID so that the event can include it the
+ # events
+ bb.event.worker_pid = os.getpid()
+ bb.event.worker_pipe = pipeout
+
+ self.state = runQueueChildProcess
+ # Make the child the process group leader
+ os.setpgid(0, 0)
+ # No stdin
+ newsi = os.open('/dev/null', os.O_RDWR)
+ os.dup2(newsi, sys.stdin.fileno())
+ # Stdout to a logfile
+ #logout = data.expand("${TMPDIR}/log/stdout.%s" % os.getpid(), self.cfgData, True)
+ #mkdirhier(os.path.dirname(logout))
+ #newso = open(logout, 'w')
+ #os.dup2(newso.fileno(), sys.stdout.fileno())
+ #os.dup2(newso.fileno(), sys.stderr.fileno())
+
+ bb.event.fire(runQueueTaskStarted(task, self.stats, self), self.cfgData)
+ bb.msg.note(1, bb.msg.domain.RunQueue,
+ "Running task %d of %d (ID: %s, %s)" % (self.stats.completed + self.stats.active + 1,
+ self.stats.total,
+ task,
+ self.get_user_idstring(task)))
+
+ bb.data.setVar("__RUNQUEUE_DO_NOT_USE_EXTERNALLY", self, self.cooker.configuration.data)
+ bb.data.setVar("__RUNQUEUE_DO_NOT_USE_EXTERNALLY2", fn, self.cooker.configuration.data)
+ try:
+ the_data = self.cooker.bb_cache.loadDataFull(fn, self.cooker.configuration.data)
+
+ if not self.cooker.configuration.dry_run:
+ bb.build.exec_task(taskname, the_data)
+ os._exit(0)
+
+ except bb.build.FuncFailed:
+ bb.msg.error(bb.msg.domain.Build, "task stack execution failed")
+ os._exit(1)
+ except bb.build.EventException as e:
+ event = e.args[1]
+ bb.msg.error(bb.msg.domain.Build, "%s event exception, aborting" % bb.event.getName(event))
+ os._exit(1)
+ except Exception:
+ from traceback import format_exc
+ bb.msg.error(bb.msg.domain.Build, "Build of %s %s failed" % (fn, taskname))
+ bb.msg.error(bb.msg.domain.Build, format_exc())
+ os._exit(1)
+ os._exit(0)
+ return pid, pipein, pipeout
+
+
def dump_data(self, taskQueue):
"""
Dump some debug information on the internal data structures