forked from mirrors/gecko-dev
81 lines
2.5 KiB
Python
81 lines
2.5 KiB
Python
#!/usr/bin/env python
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# Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""
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A clone of 'ps -aux' on UNIX.
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$ python examples/ps.py
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...
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"""
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import datetime
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import os
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import time
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import psutil
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def main():
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today_day = datetime.date.today()
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templ = "%-10s %5s %4s %4s %7s %7s %-13s %5s %7s %s"
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attrs = ['pid', 'cpu_percent', 'memory_percent', 'name', 'cpu_times',
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'create_time', 'memory_info']
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if os.name == 'posix':
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attrs.append('uids')
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attrs.append('terminal')
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print(templ % ("USER", "PID", "%CPU", "%MEM", "VSZ", "RSS", "TTY",
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"START", "TIME", "COMMAND"))
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for p in psutil.process_iter():
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try:
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pinfo = p.as_dict(attrs, ad_value='')
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except psutil.NoSuchProcess:
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pass
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else:
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if pinfo['create_time']:
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ctime = datetime.datetime.fromtimestamp(pinfo['create_time'])
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if ctime.date() == today_day:
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ctime = ctime.strftime("%H:%M")
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else:
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ctime = ctime.strftime("%b%d")
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else:
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ctime = ''
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cputime = time.strftime("%M:%S",
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time.localtime(sum(pinfo['cpu_times'])))
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try:
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user = p.username()
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except KeyError:
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if os.name == 'posix':
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if pinfo['uids']:
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user = str(pinfo['uids'].real)
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else:
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user = ''
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else:
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raise
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except psutil.Error:
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user = ''
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if os.name == 'nt' and '\\' in user:
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user = user.split('\\')[1]
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vms = pinfo['memory_info'] and \
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int(pinfo['memory_info'].vms / 1024) or '?'
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rss = pinfo['memory_info'] and \
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int(pinfo['memory_info'].rss / 1024) or '?'
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memp = pinfo['memory_percent'] and \
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round(pinfo['memory_percent'], 1) or '?'
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print(templ % (
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user[:10],
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pinfo['pid'],
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pinfo['cpu_percent'],
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memp,
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vms,
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rss,
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pinfo.get('terminal', '') or '?',
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ctime,
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cputime,
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pinfo['name'].strip() or '?'))
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if __name__ == '__main__':
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main()
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