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[modules/kernel.git] / bin / killSalomeWithPort.py
1 #! /usr/bin/env python
2 #  -*- coding: iso-8859-1 -*-
3 # Copyright (C) 2007-2015  CEA/DEN, EDF R&D, OPEN CASCADE
4 #
5 # Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
6 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
7 #
8 # This library is free software; you can redistribute it and/or
9 # modify it under the terms of the GNU Lesser General Public
10 # License as published by the Free Software Foundation; either
11 # version 2.1 of the License, or (at your option) any later version.
12 #
13 # This library is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 # Lesser General Public License for more details.
17 #
18 # You should have received a copy of the GNU Lesser General Public
19 # License along with this library; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21 #
22 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 #
24
25 ## \file killSalomeWithPort.py
26 #  Stop all %SALOME servers from given sessions by killing them
27 #
28 #  The sessions are indicated by their ports on the command line as in :
29 #  \code
30 #  killSalomeWithPort.py 2811 2815
31 #  \endcode
32 #
33
34 import os, sys, pickle, signal, commands,glob
35 import subprocess
36 import shlex
37 from salome_utils import verbose
38
39
40 def getPiDict(port,appname='salome',full=True,hidden=True,hostname=None):
41     """
42     Get file with list of SALOME processes.
43     This file is located in the user's home directory
44     and named .<user>_<host>_<port>_SALOME_pidict
45     where
46     <user> is user name
47     <host> is host name
48     <port> is port number
49
50     Parameters:
51     - port    : port number
52     - appname : application name (default is 'SALOME')
53     - full    : if True, full path to the file is returned, otherwise only file name is returned
54     - hidden  : if True, file name is prefixed with . (dot) symbol; this internal parameter is used
55     to support compatibility with older versions of SALOME
56     """
57     # bug fix: ensure port is an integer
58     # Note: this function is also called with port='#####' !!!
59     try:
60         port = int(port)
61     except:
62         pass
63
64     from salome_utils import generateFileName, getLogDir
65     dir = ""
66     if not hostname:
67         hostname = os.getenv("NSHOST")
68         if hostname: hostname = hostname.split(".")[0]
69         pass
70     if full:
71         # full path to the pidict file is requested
72         if hidden:
73             # new-style dot-prefixed pidict files
74             # are in the system-dependant temporary diretory
75             dir = getLogDir()
76         else:
77             # old-style non-dot-prefixed pidict files
78             # are in the user's home directory
79             dir = os.getenv("HOME")
80             pass
81         pass
82
83     return generateFileName(dir,
84                             suffix="pidict",
85                             hidden=hidden,
86                             with_username=True,
87                             with_hostname=hostname or True,
88                             with_port=port,
89                             with_app=appname.upper())
90
91 def appliCleanOmniOrbConfig(port):
92     """
93     Remove omniorb config files related to the port in SALOME application:
94     - ${OMNIORB_USER_PATH}/.omniORB_${USER}_${HOSTNAME}_${NSPORT}.cfg
95     - ${OMNIORB_USER_PATH}/.omniORB_${USER}_last.cfg
96     the last is removed only if the link points to the first file.
97     """
98     if verbose():
99         print "clean OmniOrb config for port %s"%port
100
101     from salome_utils import generateFileName, getUserName
102     omniorbUserPath = os.getenv("OMNIORB_USER_PATH")
103     if omniorbUserPath is None:
104         #Run outside application context
105         pass
106     else:
107         omniorb_config      = generateFileName(omniorbUserPath, prefix="omniORB",
108                                                extension="cfg",
109                                                hidden=True,
110                                                with_username=True,
111                                                with_hostname=True,
112                                                with_port=port)
113         last_running_config = generateFileName(omniorbUserPath, prefix="omniORB",
114                                                with_username=True,
115                                                suffix="last",
116                                                extension="cfg",
117                                                hidden=True)
118         if os.access(last_running_config,os.F_OK):
119             if not sys.platform == 'win32':
120                 pointedPath = os.readlink(last_running_config)
121                 if pointedPath[0] != '/':
122                     pointedPath=os.path.join(os.path.dirname(last_running_config), pointedPath)
123                     pass
124                 if pointedPath == omniorb_config:
125                     os.unlink(last_running_config)
126                     pass
127                 pass
128             else:
129                 os.remove(last_running_config)
130                 pass
131             pass
132
133         if os.access(omniorb_config,os.F_OK):
134             os.remove(omniorb_config)
135             pass
136
137         if os.path.lexists(last_running_config):return
138
139         #try to relink last.cfg to an existing config file if any
140         files = glob.glob(os.path.join(omniorbUserPath,".omniORB_"+getUserName()+"_*.cfg"))
141         current_config=None
142         current=0
143         for f in files:
144           stat=os.stat(f)
145           if stat.st_atime > current:
146             current=stat.st_atime
147             current_config=f
148         if current_config:
149           if sys.platform == "win32":
150             import shutil
151             shutil.copyfile(os.path.normpath(current_config), last_running_config)
152             pass
153           else:
154             os.symlink(os.path.normpath(current_config), last_running_config)
155             pass
156           pass
157         pass
158     pass
159
160 ########## kills all salome processes with the given port ##########
161
162 def shutdownMyPort(port, cleanup=True):
163     """
164     Shutdown SALOME session running on the specified port.
165     Parameters:
166     - port - port number
167     """
168     if not port: return
169     # bug fix: ensure port is an integer
170     port = int(port)
171
172     try:
173         from PortManager import releasePort
174         releasePort(port)
175     except ImportError:
176         pass
177
178     from salome_utils import generateFileName
179
180     # set OMNIORB_CONFIG variable to the proper file
181     omniorbUserPath = os.getenv("OMNIORB_USER_PATH")
182     kwargs = {}
183     if omniorbUserPath is not None:
184         kwargs["with_username"]=True
185     else:
186         omniorbUserPath = os.path.realpath(os.path.expanduser('~'))
187     omniorb_config = generateFileName(omniorbUserPath, prefix="omniORB",
188                                       extension="cfg",
189                                       hidden=True,
190                                       with_hostname=True,
191                                       with_port=port,
192                                       **kwargs)
193     os.environ['OMNIORB_CONFIG'] = omniorb_config
194     os.environ['NSPORT'] = str(port)
195
196     # give the chance to the servers to shutdown properly
197     try:
198         import time
199         from omniORB import CORBA
200
201         from LifeCycleCORBA import LifeCycleCORBA
202         # shutdown all
203         orb = CORBA.ORB_init([''], CORBA.ORB_ID)
204         lcc = LifeCycleCORBA(orb) # see (1)
205         print "Terminating SALOME on port %s..."%(port)
206         lcc.shutdownServers()
207         # give some time to shutdown to complete
208         time.sleep(1)
209         # shutdown omniNames
210         if cleanup:
211             lcc.killOmniNames()
212             time.sleep(1)
213             pass
214         pass
215     except:
216         pass
217     exit(0) # see (1)
218     pass
219 # (1) If --shutdown-servers option is set to 1, session close procedure is
220 # called twice: first explicitely by salome command, second by automatic
221 # atexit to handle Ctrl-C. During second call, LCC does not exist anymore and
222 # a RuntimeError is raised; we explicitely exit this function with code 0 to
223 # prevent parent thread from crashing.
224
225 def __killMyPort(port, filedict):
226     # bug fix: ensure port is an integer
227     if port:
228         port = int(port)
229
230     try:
231         with open(filedict, 'r') as fpid:
232             #
233             from salome_utils import generateFileName, getLogDir
234             fpidomniNames = generateFileName(getLogDir(),
235                                              prefix="",
236                                              suffix="Pid_omniNames",
237                                              extension="log",
238                                              with_port=port)
239             if not sys.platform == 'win32':
240                 cmd = 'pid=$(ps -eo pid,command | egrep "[0-9] omniNames -start {0}") ; echo $pid > {1}'.format(port, fpidomniNames )
241                 subprocess.call(cmd, shell=True)
242                 pass
243             try:
244                 with open(fpidomniNames) as fpidomniNamesFile:
245                     lines = fpidomniNamesFile.readlines()
246
247                 os.remove(fpidomniNames)
248                 for l in lines:
249                     try:
250                         pidfield = l.split()[0] # pid should be at the first position
251                         if sys.platform == "win32":
252                             import win32pm #@UnresolvedImport
253                             if verbose(): print 'stop process '+pidfield+' : omniNames'
254                             win32pm.killpid(int(pidfield),0)
255                         else:
256                             if verbose(): print 'stop process '+pidfield+' : omniNames'
257                             os.kill(int(pidfield),signal.SIGKILL)
258                             pass
259                         pass
260                     except:
261                         pass
262                     pass
263                 pass
264             except:
265                 pass
266             #
267             try:
268                 process_ids=pickle.load(fpid)
269                 for process_id in process_ids:
270                     for pid, cmd in process_id.items():
271                         if verbose(): print "stop process %s : %s"% (pid, cmd[0])
272                         if cmd[0] == "omniNames":
273                             if not sys.platform == 'win32':
274                                 proc1 = subprocess.Popen(shlex.split('ps -eo pid,command'),stdout=subprocess.PIPE)
275                                 proc2 = subprocess.Popen(shlex.split('egrep "[0-9] omniNames -start"'),stdin=proc1.stdout, stdout=subprocess.PIPE,stderr=subprocess.PIPE)
276                                 proc1.stdout.close() # Allow proc1 to receive a SIGPIPE if proc2 exits.
277                                 out,_ = proc2.communicate()
278                                 # out looks like: PID omniNames -start PORT <other args>
279
280                                 # extract omninames pid and port number
281                                 try:
282                                     import re
283                                     omniNamesPid, omniNamesPort = re.search('(.+?) omniNames -start (.+?) ', out).group(1, 2)
284                                     if omniNamesPort == port:
285                                         if verbose():
286                                             print "stop omniNames [pid=%s] on port %s"%(omniNamesPid, omniNamesPort)
287                                         appliCleanOmniOrbConfig(omniNamesPort)
288                                         from PortManager import releasePort
289                                         releasePort(omniNamesPort)
290                                         os.kill(int(omniNamesPid),signal.SIGKILL)
291                                 except (ImportError, AttributeError, OSError):
292                                     pass
293                                 except:
294                                     import traceback
295                                     traceback.print_exc()
296
297                         try:
298                             if sys.platform == "win32":
299                                 import win32pm #@UnresolvedImport @Reimport
300                                 win32pm.killpid(int(pid),0)
301                             else:
302                                 os.kill(int(pid),signal.SIGKILL)
303                                 pass
304                             pass
305                         except:
306                             if verbose(): print "  ------------------ process %s : %s not found"% (pid, cmd[0])
307                             pass
308                         pass # for pid, cmd ...
309                     pass # for process_id ...
310                 pass # try...
311             except:
312                 pass
313         # end with
314         #
315         os.remove(filedict)
316         cmd='ps -eo pid,command | egrep "[0-9] omniNames -start '+str(port)+'" | sed -e "s%[^0-9]*\([0-9]*\) .*%\\1%g"'
317 #        pid = subprocess.check_output(shlex.split(cmd))
318         pid = commands.getoutput(cmd)
319         a = ""
320         while pid and len(a.split()) < 2:
321             a = commands.getoutput("kill -9 " + pid)
322             pid = commands.getoutput(cmd)
323             pass
324         pass
325     except:
326         print "Cannot find or open SALOME PIDs file for port", port
327         pass
328     #
329 #
330
331 def __guessPiDictFilename(port):
332     from salome_utils import getShortHostName, getHostName
333     filedicts = [
334         # new-style dot-prefixed pidict file
335         getPiDict(port, hidden=True),
336         # provide compatibility with old-style pidict file (not dot-prefixed)
337         getPiDict(port, hidden=False),
338         # provide compatibility with old-style pidict file (short hostname)
339         getPiDict(port, hidden=True, hostname=getShortHostName()),
340         # provide compatibility with old-style pidict file (not dot-prefixed, short hostname
341         getPiDict(port, hidden=False, hostname=getShortHostName()),
342         # provide compatibility with old-style pidict file (long hostname)
343         getPiDict(port, hidden=True, hostname=getHostName()),
344         # provide compatibility with old-style pidict file (not dot-prefixed, long hostname)
345         getPiDict(port, hidden=False, hostname=getHostName())
346         ]
347
348     log_msg = ""
349     for filedict in filedicts:
350         log_msg += "Trying %s..."%filedict
351         if os.path.exists(filedict):
352             log_msg += "   ... OK\n"
353             break
354         else:
355             log_msg += "   ... not found\n"
356
357     if verbose():
358         print log_msg
359
360     return filedict
361 #
362
363 def killMyPort(port):
364     """
365     Kill SALOME session running on the specified port.
366     Parameters:
367     - port - port number
368     """
369     # bug fix: ensure port is an integer
370     if port:
371         port = int(port)
372
373     try:
374         import PortManager # do not remove! Test for PortManager availability!
375         filedict = getPiDict(port)
376         if not os.path.isfile(filedict): # removed by previous call, see (1)
377             return
378     except:
379         pass
380
381     # try to shutdown session normally
382     import threading, time
383     threading.Thread(target=shutdownMyPort, args=(port,False)).start()
384     time.sleep(3) # wait a little, then kill processes (should be done if shutdown procedure hangs up)
385
386     try:
387         import PortManager # do not remove! Test for PortManager availability!
388         filedict = getPiDict(port)
389         #filedict = __guessPiDictFilename(port)
390         import glob
391         all_files = glob.glob("%s*"%filedict)
392         for f in all_files:
393             __killMyPort(port, f)
394     except ImportError:
395         filedict = __guessPiDictFilename(port)
396         __killMyPort(port, filedict)
397     #
398
399     appliCleanOmniOrbConfig(port)
400     pass
401
402 def cleanApplication(port):
403     """
404     Clean application running on the specified port.
405     Parameters:
406     - port - port number
407     """
408     # bug fix: ensure port is an integer
409     if port:
410         port = int(port)
411
412     try:
413         filedict=getPiDict(port)
414         os.remove(filedict)
415     except:
416       #import traceback
417       #traceback.print_exc()
418       pass
419
420     appliCleanOmniOrbConfig(port)
421
422 def killMyPortSpy(pid, port):
423     dt = 1.0
424     while 1:
425         if sys.platform == "win32":
426             from win32pm import killpid #@UnresolvedImport
427             if killpid(int(pid), 0) != 0:
428                 return
429         else:
430             from os import kill
431             try:
432                 kill(int(pid), 0)
433             except OSError, e:
434                 if e.errno != 3:
435                     return
436                 break
437             pass
438         from time import sleep
439         sleep(dt)
440         pass
441     filedict = getPiDict(port, hidden=True)
442     if not os.path.exists(filedict):
443         return
444     try:
445         import omniORB
446         orb = omniORB.CORBA.ORB_init(sys.argv, omniORB.CORBA.ORB_ID)
447         import SALOME_NamingServicePy
448         ns = SALOME_NamingServicePy.SALOME_NamingServicePy_i(orb)
449         import SALOME #@UnresolvedImport @UnusedImport
450         session = ns.Resolve("/Kernel/Session")
451         assert session
452     except:
453         return
454     try:
455         status = session.GetStatSession()
456     except:
457         # -- session is in naming service but has crash
458         status = None
459         pass
460     if status:
461         if not status.activeGUI:
462             return
463         pass
464     killMyPort(port)
465     return
466
467 if __name__ == "__main__":
468     if len(sys.argv) < 2:
469         print "Usage: "
470         print "  %s <port>" % os.path.basename(sys.argv[0])
471         print
472         print "Kills SALOME session running on specified <port>."
473         sys.exit(1)
474         pass
475     if sys.argv[1] == "--spy":
476         if len(sys.argv) > 3:
477             pid = sys.argv[2]
478             port = sys.argv[3]
479             killMyPortSpy(pid, port)
480             pass
481         sys.exit(0)
482         pass
483     try:
484         from salomeContextUtils import setOmniOrbUserPath #@UnresolvedImport
485         setOmniOrbUserPath()
486     except Exception, e:
487         print e
488         sys.exit(1)
489     for port in sys.argv[1:]:
490         killMyPort(port)
491         pass
492     pass