def _execute_child(self, args, executable, preexec_fn, close_fds,
cwd, env, universal_newlines, startupinfo,
creationflags, shell, p2cread, p2cwrite,
c2pread, c2pwrite, errread, errwrite):
if not isinstance(args, types.StringTypes):
args = subprocess.list2cmdline(args)
if startupinfo is None:
startupinfo = winprocess.STARTUPINFO()
if None not in (p2cread, c2pwrite, errwrite):
startupinfo.dwFlags |= winprocess.STARTF_USESTDHANDLES
startupinfo.hStdInput = int(p2cread)
startupinfo.hStdOutput = int(c2pwrite)
startupinfo.hStdError = int(errwrite)
if shell:
startupinfo.dwFlags |= winprocess.STARTF_USESHOWWINDOW
startupinfo.wShowWindow = winprocess.SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
args = comspec + " /c " + args
# We create a new job for this process, so that we can kill
# the process and any sub-processes
self._job = winprocess.CreateJobObject()
creationflags |= winprocess.CREATE_SUSPENDED
creationflags |= winprocess.CREATE_UNICODE_ENVIRONMENT
hp, ht, pid, tid = winprocess.CreateProcess(
executable,
args,
None,
None, # No special security
1, # Must inherit handles!
creationflags,
winprocess.EnvironmentBlock(env),
cwd,
startupinfo)
self._child_created = True
self._handle = hp
self._thread = ht
self.pid = pid
# XXX: A try/except to fix UAC-related problems under
# Windows Vista, when reparenting jobs.
try:
winprocess.AssignProcessToJobObject(self._job, hp)
except WindowsError:
pass
winprocess.ResumeThread(ht)
if p2cread is not None:
p2cread.Close()
if c2pwrite is not None:
c2pwrite.Close()
if errwrite is not None:
errwrite.Close()
def _internal_execute_child(self, args, executable, preexec_fn,
close_fds, cwd, env, universal_newlines,
startupinfo, creationflags, shell,
to_close, p2cread, p2cwrite, c2pread,
c2pwrite, errread, errwrite):
# DLADD kam 04Dec07 Add real, user and system timings
self._starttime = time.time()
self.rtime = 0.0
self.utime = 0.0
self.stime = 0.0
if not isinstance(args, types.StringTypes):
args = subprocess.list2cmdline(args)
if startupinfo is None:
startupinfo = winprocess.STARTUPINFO()
if None not in (p2cread, c2pwrite, errwrite):
startupinfo.dwFlags |= winprocess.STARTF_USESTDHANDLES
startupinfo.hStdInput = int(p2cread)
startupinfo.hStdOutput = int(c2pwrite)
startupinfo.hStdError = int(errwrite)
if shell:
startupinfo.dwFlags |= winprocess.STARTF_USESHOWWINDOW
startupinfo.wShowWindow = winprocess.SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
args = comspec + " /c " + args
def _close_in_parent(fd):
fd.Close()
if fd in to_close:
to_close.remove(fd)
# We create a new job for this process, so that we can kill
# the process and any sub-processes
self._job = winprocess.CreateJobObject()
creationflags |= winprocess.CREATE_SUSPENDED
creationflags |= winprocess.CREATE_UNICODE_ENVIRONMENT
try:
hp, ht, pid, tid = winprocess.CreateProcess(
executable,
args,
None,
None, # No special security
int(not close_fds),
creationflags,
winprocess.EnvironmentBlock(env),
cwd,
startupinfo)
except pywintypes.error, e:
# Translate pywintypes.error to WindowsError, which is
# a subclass of OSError. FIXME: We should really
# translate errno using _sys_errlist (or similar), but
# how can this be done from Python?
raise WindowsError(*e.args)
def _execute_child(self, args, executable, preexec_fn, close_fds, cwd,
env, universal_newlines, startupinfo, creationflags,
shell, p2cread, p2cwrite, c2pread, c2pwrite,
errread, errwrite):
"""Execute program (MS Windows version)"""
if not isinstance(args, types.StringTypes):
args = list2cmdline(args)
# Process startup details
if startupinfo is None:
startupinfo = STARTUPINFO()
if None not in (p2cread, c2pwrite, errwrite):
startupinfo.dwFlags |= STARTF_USESTDHANDLES
startupinfo.hStdInput = p2cread
startupinfo.hStdOutput = c2pwrite
startupinfo.hStdError = errwrite
if shell:
startupinfo.dwFlags |= STARTF_USESHOWWINDOW
startupinfo.wShowWindow = SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
args = comspec + " /c " + args
if (GetVersion() >= 0x80000000L
or os.path.basename(comspec).lower() == "command.com"):
# Win9x, or using command.com on NT. We need to
# use the w9xpopen intermediate program. For more
# information, see KB Q150956
# (http://web.archive.org/web/20011105084002/http://support.microsoft.com/support/kb/articles/Q150/9/56.asp)
w9xpopen = self._find_w9xpopen()
args = '"%s" %s' % (w9xpopen, args)
# Not passing CREATE_NEW_CONSOLE has been known to
# cause random failures on win9x. Specifically a
# dialog: "Your program accessed mem currently in
# use at xxx" and a hopeful warning about the
# stability of your system. Cost is Ctrl+C wont
# kill children.
creationflags |= CREATE_NEW_CONSOLE
# We create a new job for this process, so that we can kill
# the process and any sub-processes
self._job = winprocess.CreateJobObject()
creationflags |= winprocess.CREATE_SUSPENDED
# Vista will launch Komodo in a job object itself, so we need
# to specify that the created process is not part of the Komodo
# job object, but instead specify that it will be using a
# separate breakaway job object, bug 83001.
creationflags |= winprocess.CREATE_BREAKAWAY_FROM_JOB
def _execute_child(self, args, executable, preexec_fn, close_fds, cwd,
env, universal_newlines, startupinfo, creationflags,
shell, p2cread, p2cwrite, c2pread, c2pwrite,
errread, errwrite):
if not isinstance(args, types.StringTypes):
args = subprocess.list2cmdline(args)
# Always or in the create new process group
creationflags |= winprocess.CREATE_NEW_PROCESS_GROUP
if startupinfo is None:
startupinfo = winprocess.STARTUPINFO()
if None not in (p2cread, c2pwrite, errwrite):
startupinfo.dwFlags |= winprocess.STARTF_USESTDHANDLES
startupinfo.hStdInput = int(p2cread)
startupinfo.hStdOutput = int(c2pwrite)
startupinfo.hStdError = int(errwrite)
if shell:
startupinfo.dwFlags |= winprocess.STARTF_USESHOWWINDOW
startupinfo.wShowWindow = winprocess.SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
args = comspec + " /c " + args
# determine if we can create create a job
canCreateJob = winprocess.CanCreateJobObject()
# set process creation flags
creationflags |= winprocess.CREATE_SUSPENDED
creationflags |= winprocess.CREATE_UNICODE_ENVIRONMENT
if canCreateJob:
# Uncomment this line below to discover very useful things about your environment
#print "++++ killableprocess: releng twistd patch not applied, we can create job objects"
creationflags |= winprocess.CREATE_BREAKAWAY_FROM_JOB
# create the process
hp, ht, pid, tid = winprocess.CreateProcess(
executable,
args,
None,
None, # No special security
1, # Must inherit handles!
creationflags,
winprocess.EnvironmentBlock(env),
cwd,
startupinfo)
self._child_created = True
self._handle = hp
self._thread = ht
self.pid = pid
self.tid = tid
if canCreateJob:
# We create a new job for this process, so that we can kill
# the process and any sub-processes
self._job = winprocess.CreateJobObject()
winprocess.AssignProcessToJobObject(self._job, int(hp))
else:
self._job = None
winprocess.ResumeThread(int(ht))
ht.Close()
if p2cread is not None:
p2cread.Close()
if c2pwrite is not None:
c2pwrite.Close()
if errwrite is not None:
errwrite.Close()
time.sleep(.1)
def _execute_child(self, args, executable, preexec_fn, close_fds, cwd,
env, universal_newlines, startupinfo, creationflags,
shell, p2cread, p2cwrite, c2pread, c2pwrite,
errread, errwrite):
"""Execute program (MS Windows version)"""
if not isinstance(args, str):
args = list2cmdline(args)
# Process startup details
if startupinfo is None:
startupinfo = STARTUPINFO()
if None not in (p2cread, c2pwrite, errwrite):
startupinfo.dwFlags |= STARTF_USESTDHANDLES
startupinfo.hStdInput = p2cread
startupinfo.hStdOutput = c2pwrite
startupinfo.hStdError = errwrite
if shell:
startupinfo.dwFlags |= STARTF_USESHOWWINDOW
startupinfo.wShowWindow = SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
args = comspec + " /c " + args
if (GetVersion() >= 0x80000000
or os.path.basename(comspec).lower() == "command.com"):
# Win9x, or using command.com on NT. We need to
# use the w9xpopen intermediate program. For more
# information, see KB Q150956
# (http://web.archive.org/web/20011105084002/http://support.microsoft.com/support/kb/articles/Q150/9/56.asp)
w9xpopen = self._find_w9xpopen()
args = '"%s" %s' % (w9xpopen, args)
# Not passing CREATE_NEW_CONSOLE has been known to
# cause random failures on win9x. Specifically a
# dialog: "Your program accessed mem currently in
# use at xxx" and a hopeful warning about the
# stability of your system. Cost is Ctrl+C wont
# kill children.
creationflags |= CREATE_NEW_CONSOLE
# We create a new job for this process, so that we can kill
# the process and any sub-processes
self._job = winprocess.CreateJobObject()
creationflags |= winprocess.CREATE_SUSPENDED
# Vista will launch Komodo in a job object itself, so we need
# to specify that the created process is not part of the Komodo
# job object, but instead specify that it will be using a
# separate breakaway job object, bug 83001.
creationflags |= winprocess.CREATE_BREAKAWAY_FROM_JOB
# Start the process
try:
hp, ht, pid, tid = CreateProcess(
executable,
args,
# no special security
None,
None,
int(not close_fds),
creationflags,
env,
cwd,
startupinfo)
except pywintypes.error as e:
# Translate pywintypes.error to WindowsError, which is
# a subclass of OSError. FIXME: We should really
# translate errno using _sys_errlist (or simliar), but
# how can this be done from Python?
raise WindowsError(*e.args)
except WindowsError:
log.error("process.py: can't execute %r (%s)", executable,
args)
raise
# Retain the process handle, but close the thread handle
self._child_created = True
self._handle = hp
self.pid = pid
if self._job:
# Resume the thread.
winprocess.AssignProcessToJobObject(self._job, int(hp))
winprocess.ResumeThread(int(ht))
ht.Close()
# Child is launched. Close the parent's copy of those pipe
# handles that only the child should have open. You need
# to make sure that no handles to the write end of the
# output pipe are maintained in this process or else the
# pipe will not close when the child process exits and the
# ReadFile will hang.
if p2cread is not None:
p2cread.Close()
if c2pwrite is not None:
c2pwrite.Close()
if errwrite is not None:
errwrite.Close()
def _execute_child(self, args, executable, preexec_fn,
close_fds, pass_fds, cwd, env, startupinfo,
creationflags, shell, p2cread, p2cwrite,
c2pread, c2pwrite, errread, errwrite,
unused_restore_signals,
unused_start_new_session):
"""Execute program (MS Windows version)"""
assert not pass_fds, "pass_fds not supported on Windows."
if not isinstance(args, str):
args = list2cmdline(args)
# Process startup details
if startupinfo is None:
startupinfo = STARTUPINFO()
if -1 not in (p2cread, c2pwrite, errwrite):
startupinfo.dwFlags |= STARTF_USESTDHANDLES
startupinfo.hStdInput = p2cread
startupinfo.hStdOutput = c2pwrite
startupinfo.hStdError = errwrite
if shell:
startupinfo.dwFlags |= STARTF_USESHOWWINDOW
startupinfo.wShowWindow = SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
args = '{} /c "{}"'.format(comspec, args)
# We create a new job for this process, so that we can kill
# the process and any sub-processes
self._job = winprocess.CreateJobObject()
creationflags |= winprocess.CREATE_SUSPENDED
# Vista will launch Komodo in a job object itself, so we need
# to specify that the created process is not part of the Komodo
# job object, but instead specify that it will be using a
# separate breakaway job object, bug 83001.
creationflags |= winprocess.CREATE_BREAKAWAY_FROM_JOB
# Start the process
try:
hp, ht, pid, tid = CreateProcess(
executable,
args,
# no special security
None,
None,
int(not close_fds),
creationflags,
env,
os.fspath(cwd) if cwd is not None else None,
startupinfo)
except WindowsError:
log.error("process.py: can't execute %r (%s)",
executable, args)
raise
finally:
# Child is launched. Close the parent's copy of those pipe
# handles that only the child should have open. You need
# to make sure that no handles to the write end of the
# output pipe are maintained in this process or else the
# pipe will not close when the child process exits and the
# ReadFile will hang.
if p2cread != -1:
p2cread.Close()
if c2pwrite != -1:
c2pwrite.Close()
if errwrite != -1:
errwrite.Close()
if hasattr(self, '_devnull'):
os.close(self._devnull)
# Prevent a double close of these handles/fds from __init__
# on error.
self._closed_child_pipe_fds = True
# Retain the process handle, but close the thread handle
self._child_created = True
self._handle = Handle(hp)
self.pid = pid
if self._job:
# Resume the thread.
winprocess.AssignProcessToJobObject(self._job, int(hp))
winprocess.ResumeThread(int(ht))
CloseHandle(ht)
def _execute_child(self, *args_tuple):
# The arguments to this internal Python function changed on
# Windows in 2.7.6
# - https://trac.openmicroscopy.org.uk/ome/ticket/12320
# Upstream bug and fix:
# - https://bugzilla.mozilla.org/show_bug.cgi?id=958609
# - https://github.com/mozilla/addon-sdk/pull/1379
if sys.hexversion < 0x02070600: # prior to 2.7.6
(args, executable, preexec_fn, close_fds, cwd, env,
universal_newlines, startupinfo, creationflags, shell,
p2cread, p2cwrite, c2pread, c2pwrite, errread,
errwrite) = args_tuple
to_close = set()
else: # 2.7.6 and later
(args, executable, preexec_fn, close_fds, cwd, env,
universal_newlines, startupinfo, creationflags, shell,
to_close, p2cread, p2cwrite, c2pread, c2pwrite, errread,
errwrite) = args_tuple
if not isinstance(args, types.StringTypes):
args = subprocess.list2cmdline(args)
if startupinfo is None:
startupinfo = winprocess.STARTUPINFO()
if None not in (p2cread, c2pwrite, errwrite):
startupinfo.dwFlags |= winprocess.STARTF_USESTDHANDLES
startupinfo.hStdInput = int(p2cread)
startupinfo.hStdOutput = int(c2pwrite)
startupinfo.hStdError = int(errwrite)
if shell:
startupinfo.dwFlags |= winprocess.STARTF_USESHOWWINDOW
startupinfo.wShowWindow = winprocess.SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
args = comspec + " /c " + args
# We create a new job for this process, so that we can kill
# the process and any sub-processes
self._job = winprocess.CreateJobObject()
creationflags |= winprocess.CREATE_SUSPENDED
creationflags |= winprocess.CREATE_UNICODE_ENVIRONMENT
hp, ht, pid, tid = winprocess.CreateProcess(
executable,
args,
None,
None, # No special security
1, # Must inherit handles!
creationflags,
winprocess.EnvironmentBlock(env),
cwd,
startupinfo)
self._child_created = True
self._handle = hp
self._thread = ht
self.pid = pid
winprocess.AssignProcessToJobObject(self._job, hp)
winprocess.ResumeThread(ht)
if p2cread is not None:
p2cread.Close()
if c2pwrite is not None:
c2pwrite.Close()
if errwrite is not None:
errwrite.Close()
def _execute_child(self, args, executable, preexec_fn, close_fds, cwd,
env, universal_newlines, startupinfo, creationflags,
shell, p2cread, p2cwrite, c2pread, c2pwrite,
errread, errwrite):
if not isinstance(args, types.StringTypes):
args = subprocess.list2cmdline(args)
# Always or in the create new process group
creationflags |= winprocess.CREATE_NEW_PROCESS_GROUP
if startupinfo is None:
startupinfo = winprocess.STARTUPINFO()
if None not in (p2cread, c2pwrite, errwrite):
startupinfo.dwFlags |= winprocess.STARTF_USESTDHANDLES
startupinfo.hStdInput = int(p2cread)
startupinfo.hStdOutput = int(c2pwrite)
startupinfo.hStdError = int(errwrite)
if shell:
startupinfo.dwFlags |= winprocess.STARTF_USESHOWWINDOW
startupinfo.wShowWindow = winprocess.SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
args = comspec + " /c " + args
# determine if we can create create a job
canCreateJob = winprocess.CanCreateJobObject()
# set process creation flags
creationflags |= winprocess.CREATE_SUSPENDED
creationflags |= winprocess.CREATE_UNICODE_ENVIRONMENT
if canCreateJob:
# Uncomment this line below to discover very useful things about your environment
#print "++++ killableprocess: releng twistd patch not applied, we can create job objects"
creationflags |= winprocess.CREATE_BREAKAWAY_FROM_JOB
# create the process
hp, ht, pid, tid = winprocess.CreateProcess(
executable,
args,
None,
None, # No special security
1, # Must inherit handles!
creationflags,
winprocess.EnvironmentBlock(env),
cwd,
startupinfo)
self._child_created = True
self._handle = hp
self._thread = ht
self.pid = pid
self.tid = tid
if canCreateJob:
# We create a new job for this process, so that we can kill
# the process and any sub-processes
self._job = winprocess.CreateJobObject()
# Allow subprocesses to break away from us - necessary for
# flash with protected mode
jbli = JOBOBJECT_BASIC_LIMIT_INFORMATION(
c_longlong(0), # per process time limit (ignored)
c_longlong(0), # per job user time limit (ignored)
winprocess.JOB_OBJECT_LIMIT_BREAKAWAY_OK,
0, # min working set (ignored)
0, # max working set (ignored)
0, # active process limit (ignored)
None, # affinity (ignored)
0, # Priority class (ignored)
0, # Scheduling class (ignored)
)
iocntr = IO_COUNTERS()
jeli = JOBOBJECT_EXTENDED_LIMIT_INFORMATION(
jbli, # basic limit info struct
iocntr, # io_counters (ignored)
0, # process mem limit (ignored)
0, # job mem limit (ignored)
0, # peak process limit (ignored)
0) # peak job limit (ignored)
winprocess.SetInformationJobObject(
self._job, JobObjectExtendedLimitInformation,
addressof(jeli), sizeof(jeli))
winprocess.AssignProcessToJobObject(self._job, int(hp))
else:
self._job = None
winprocess.ResumeThread(int(ht))
ht.Close()
if p2cread is not None:
p2cread.Close()
if c2pwrite is not None:
c2pwrite.Close()
if errwrite is not None:
errwrite.Close()
time.sleep(.1)
def _execute_child(self, args, executable, preexec_fn, close_fds, cwd,
env, universal_newlines, startupinfo, creationflags,
shell, p2cread, p2cwrite, c2pread, c2pwrite,
errread, errwrite):
if not isinstance(args, types.StringTypes):
args = subprocess.list2cmdline(args)
if startupinfo is None:
startupinfo = winprocess.STARTUPINFO()
if None not in (p2cread, c2pwrite, errwrite):
startupinfo.dwFlags |= winprocess.STARTF_USESTDHANDLES
startupinfo.hStdInput = int(p2cread)
startupinfo.hStdOutput = int(c2pwrite)
startupinfo.hStdError = int(errwrite)
if shell:
startupinfo.dwFlags |= winprocess.STARTF_USESHOWWINDOW
startupinfo.wShowWindow = winprocess.SW_HIDE
comspec = os.environ.get("COMSPEC", "cmd.exe")
args = comspec + " /c " + args
# We create a new job for this process, so that we can kill
# the process and any sub-processes
self._job = winprocess.CreateJobObject()
creationflags |= winprocess.CREATE_SUSPENDED
creationflags |= winprocess.CREATE_UNICODE_ENVIRONMENT
hp, ht, pid, tid = winprocess.CreateProcess(
executable,
args,
None,
None, # No special security
1, # Must inherit handles!
creationflags,
winprocess.EnvironmentBlock(env),
cwd,
startupinfo)
self._child_created = True
self._handle = hp
self._thread = ht
self.pid = pid
self.tid = tid
winprocess.AssignProcessToJobObject(self._job, hp)
winprocess.ResumeThread(ht)
if p2cread is not None:
p2cread.Close()
if c2pwrite is not None:
c2pwrite.Close()
if errwrite is not None:
errwrite.Close()
time.sleep(.1)
p = winprocess.QueryInformationJobObject(
self._job, 8)['BasicInfo']['ActiveProcesses']
if p is 0:
self._job_working = False
else:
self._job_working = True
