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Merge pull request #23055 from jfindlay/fix_ps

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prevent ps module errors on accessing dead procs
This commit is contained in:
Nicole Thomas 2015-04-24 16:39:49 -06:00
commit c2416a425f
1 changed files with 19 additions and 9 deletions
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28
salt/modules/ps.py
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@ -46,7 +46,10 @@ def _get_proc_cmdline(proc):
It's backward compatible with < 2.0 versions of psutil.
'''
return proc.cmdline() if PSUTIL2 else proc.cmdline
try:
return proc.cmdline() if PSUTIL2 else proc.cmdline
except (psutil.NoSuchProcess, psutil.AccessDenied):
return ''
def _get_proc_create_time(proc):
@ -55,7 +58,10 @@ def _get_proc_create_time(proc):
It's backward compatible with < 2.0 versions of psutil.
'''
return proc.create_time() if PSUTIL2 else proc.create_time
try:
return proc.create_time() if PSUTIL2 else proc.create_time
except (psutil.NoSuchProcess, psutil.AccessDenied):
return None
def _get_proc_name(proc):
@ -64,12 +70,10 @@ def _get_proc_name(proc):
It's backward compatible with < 2.0 versions of psutil.
'''
ret = []
try:
ret = proc.name() if PSUTIL2 else proc.name
return proc.name() if PSUTIL2 else proc.name
except (psutil.NoSuchProcess, psutil.AccessDenied):
pass
return ret
return []
def _get_proc_status(proc):
@ -78,7 +82,10 @@ def _get_proc_status(proc):
It's backward compatible with < 2.0 versions of psutil.
'''
return proc.status() if PSUTIL2 else proc.status
try:
return proc.status() if PSUTIL2 else proc.status
except (psutil.NoSuchProcess, psutil.AccessDenied):
return None
def _get_proc_username(proc):
@ -87,7 +94,10 @@ def _get_proc_username(proc):
It's backward compatible with < 2.0 versions of psutil.
'''
return proc.username() if PSUTIL2 else proc.username
try:
return proc.username() if PSUTIL2 else proc.username
except (psutil.NoSuchProcess, psutil.AccessDenied):
return None
def _get_proc_pid(proc):
@ -137,7 +147,7 @@ def top(num_processes=5, interval=3):
if num_processes and idx >= num_processes:
break
if len(_get_proc_cmdline(process)) == 0:
cmdline = [_get_proc_name(process)]
cmdline = _get_proc_name(process)
else:
cmdline = _get_proc_cmdline(process)
info = {'cmd': cmdline,