Includes Sapan's initscript fix.
authorFaiyaz Ahmed <faiyaza@cs.princeton.edu>
Tue, 17 Jul 2007 18:44:58 +0000 (18:44 +0000)
committerFaiyaz Ahmed <faiyaza@cs.princeton.edu>
Tue, 17 Jul 2007 18:44:58 +0000 (18:44 +0000)
python/vserver.py

index 1c85a94..b0afd42 100644 (file)
@@ -19,7 +19,7 @@ import cpulimit, bwlimit
 from vserverimpl import VS_SCHED_CPU_GUARANTEED as SCHED_CPU_GUARANTEED
 from vserverimpl import DLIMIT_INF
 
-
+# $Id$
 
 #
 # these are the flags taken from the kernel linux/vserver/legacy.h
@@ -315,41 +315,20 @@ class VServer:
                 # perform pre-init cleanup
                 self.__prep(runlevel, log)
 
-                # execute each init script in turn
-                # XXX - we don't support all scripts that vserver script does
-                cmd_pid = 0
-                first_child = True
-                for cmd in self.INITSCRIPTS + [None]:
-                    # wait for previous command to terminate, unless it
-                    # is the last one and the caller has specified to wait
-                    if cmd_pid and (cmd != None or wait):
-                        try:
-                            os.waitpid(cmd_pid, 0)
-                        except:
-                            print >>log, "error waiting for %s:" % cmd_pid
-                            traceback.print_exc()
-
-                    # end of list
-                    if cmd == None:
-                        os._exit(0)
-
-                    # fork and exec next command
-                    cmd_pid = os.fork()
-                    if cmd_pid == 0:
-                        try:
-                            # enter vserver context
-                            self.__do_chcontext(state_file)
-                            arg_subst = { 'runlevel': runlevel }
-                            cmd_args = [cmd[0]] + map(lambda x: x % arg_subst,
-                                                      cmd[1:])
-                            print >>log, "executing '%s'" % " ".join(cmd_args)
-                            os.execl(cmd[0], *cmd_args)
-                        except:
-                            traceback.print_exc()
-                            os._exit(1)
-                    else:
-                        # don't want to write state_file multiple times
-                        state_file = None
+               self.__do_chcontext(state_file)
+
+               for cmd in self.INITSCRIPTS + [None]:
+                       try:
+                           # enter vserver context
+                           arg_subst = { 'runlevel': runlevel }
+                           cmd_args = [cmd[0]] + map(lambda x: x % arg_subst,
+                                           cmd[1:])
+                           print >>log, "executing '%s'" % " ".join(cmd_args)
+                           os.spawnvp(os.P_WAIT,cmd[0],*cmd_args)
+                       except:
+                               traceback.print_exc()
+                               os._exit(1)
+               state_file = None
 
             # we get here due to an exception in the top-level child process
             except Exception, ex: