Adding gem5 source to svn.
git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1819 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
This commit is contained in:
friemel
246
simulators/gem5/util/batch/job.py
Executable file
246
simulators/gem5/util/batch/job.py
Executable file
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#!/usr/bin/env python
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# Copyright (c) 2006 The Regents of The University of Michigan
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met: redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer;
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# redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# Authors: Kevin Lim
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import os, os.path, shutil, signal, socket, sys
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from os import environ as env
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from os.path import join as joinpath, expanduser
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def date():
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import time
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return time.strftime('%a %b %e %H:%M:%S %Z %Y', time.localtime())
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def cleandir(dir):
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for root, dirs, files in os.walk(dir, False):
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for name in files:
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os.remove(joinpath(root, name))
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for name in dirs:
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os.rmdir(joinpath(root, name))
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class rsync:
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def __init__(self):
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self.sudo = False
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self.rsync = 'rsync'
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self.compress = False
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self.archive = True
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self.delete = False
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self.options = ''
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def do(self, src, dst):
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args = []
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if self.sudo:
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args.append('sudo')
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args.append(self.rsync)
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if (self.archive):
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args.append('-a')
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if (self.compress):
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args.append('-z')
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if (self.delete):
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args.append('--delete')
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if len(self.options):
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args.append(self.options)
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args.append(src)
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args.append(dst)
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return os.spawnvp(os.P_WAIT, args[0], args)
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class JobDir(object):
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def __init__(self, dir):
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self.dir = dir
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def file(self, filename):
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return joinpath(self.dir, filename)
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def create(self):
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if os.path.exists(self.dir):
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if not os.path.isdir(self.dir):
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sys.exit('%s is not a directory. Cannot build job' % self.dir)
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else:
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os.mkdir(self.dir)
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def exists(self):
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return os.path.isdir(self.dir)
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def clean(self):
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cleandir(self.dir)
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def hasfile(self, filename):
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return os.path.isfile(self.file(filename))
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def echofile(self, filename, string):
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filename = self.file(filename)
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try:
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f = file(filename, 'w')
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print >>f, string
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f.flush()
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f.close()
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except IOError,e:
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sys.exit(e)
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def rmfile(self, filename):
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filename = self.file(filename)
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if os.path.isfile(filename):
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os.unlink(filename)
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def readval(self, filename):
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filename = self.file(filename)
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f = file(filename, 'r')
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value = f.readline().strip()
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f.close()
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return value
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def setstatus(self, string):
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filename = self.file('.status')
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try:
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f = file(filename, 'a')
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print >>f, string
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f.flush()
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f.close()
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except IOError,e:
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sys.exit(e)
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def getstatus(self):
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filename = self.file('.status')
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try:
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f = file(filename, 'r')
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except IOError, e:
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return 'none'
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# fast forward to the end
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for line in f: pass
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# the first word on the last line is the status
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return line.split(' ')[0]
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def __str__(self):
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return self.dir
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if __name__ == '__main__':
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import platform
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binaries = { 'i686' : 'm5.i386',
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'x86_64' : 'm5.amd64' }
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binary = binaries[platform.machine()]
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cwd = os.getcwd()
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rootdir = env.setdefault('ROOTDIR', os.path.dirname(cwd))
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oar_jobid = int(env['OAR_JOBID'])
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oar_jobname = os.path.basename(cwd)
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#pbs_jobname = env['PBS_JOBNAME']
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basedir = joinpath(rootdir, 'Base')
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jobname = env.setdefault('JOBNAME', oar_jobname)
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jobfile = env.setdefault('JOBFILE', joinpath(rootdir, 'Test.py'))
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outdir = env.setdefault('OUTPUT_DIR', cwd)
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env['POOLJOB'] = 'True'
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if os.path.isdir("/work"):
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workbase = "/work"
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else:
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workbase = "/tmp/"
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workdir = joinpath(workbase, '%s.%s' % (env['USER'], oar_jobid))
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host = socket.gethostname()
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os.umask(0022)
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jobdir = JobDir(outdir)
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started = date()
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jobdir.echofile('.running', started)
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jobdir.rmfile('.queued')
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jobdir.echofile('.host', host)
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jobdir.setstatus('running on %s on %s' % (host, started))
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if os.path.isdir(workdir):
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cleandir(workdir)
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else:
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os.mkdir(workdir)
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if False and os.path.isdir('/z/dist'):
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sync = rsync()
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sync.delete = True
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sync.sudo = True
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sync.do('poolfs::dist/m5/', '/z/dist/m5/')
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try:
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os.chdir(workdir)
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except OSError,e:
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sys.exit(e)
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os.symlink(jobdir.file('output'), 'status.out')
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args = [ joinpath(basedir, binary), joinpath(basedir, 'run.py') ]
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if not len(args):
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sys.exit("no arguments")
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print 'starting job... %s' % started
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print ' '.join(args)
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print
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sys.stdout.flush()
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childpid = os.fork()
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if not childpid:
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# Execute command
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sys.stdin.close()
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fd = os.open(jobdir.file("output"),
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os.O_WRONLY | os.O_CREAT | os.O_TRUNC)
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os.dup2(fd, sys.stdout.fileno())
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os.dup2(fd, sys.stderr.fileno())
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os.execvp(args[0], args)
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def handler(signum, frame):
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if childpid != 0:
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os.kill(childpid, signum)
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signal.signal(signal.SIGHUP, handler)
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signal.signal(signal.SIGINT, handler)
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signal.signal(signal.SIGQUIT, handler)
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signal.signal(signal.SIGTERM, handler)
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signal.signal(signal.SIGCONT, handler)
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signal.signal(signal.SIGUSR1, handler)
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signal.signal(signal.SIGUSR2, handler)
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done = 0
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while not done:
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try:
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thepid,ec = os.waitpid(childpid, 0)
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if ec:
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print 'Exit code ', ec
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status = 'failure'
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else:
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status = 'success'
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done = 1
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except OSError:
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pass
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complete = date()
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print '\njob complete... %s' % complete
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jobdir.echofile('.%s' % status, complete)
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jobdir.rmfile('.running')
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jobdir.setstatus('%s on %s' % (status, complete))
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