Bug 783727 - Part 4: Add psutil Python package; r=glandium

Version 0.6.1 obtained from https://psutil.googlecode.com/files/psutil-0.6.1.tar.gz
2012-09-19 11:20:16 -07:00
parent f9e5ad5547
commit 41ee0bc3fd
59 changed files with 18626 additions and 0 deletions
--- a/python/psutil/examples/process_detail.py
+++ b/python/psutil/examples/process_detail.py
@@ -0,0 +1,134 @@
+#!/usr/bin/env python
+#
+# $Id: process_detail.py 1498 2012-07-24 21:41:28Z g.rodola $
+#
+# Copyright (c) 2009, Jay Loden, Giampaolo Rodola'. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""
+Print detailed information about a process.
+
+Author: Giampaolo Rodola' <g.rodola@gmail.com>
+"""
+
+import os
+import datetime
+import socket
+import sys
+
+import psutil
+
+
+def convert_bytes(n):
+    symbols = ('K', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y')
+    prefix = {}
+    for i, s in enumerate(symbols):
+        prefix[s] = 1 << (i+1)*10
+    for s in reversed(symbols):
+        if n >= prefix[s]:
+            value = float(n) / prefix[s]
+            return '%.1f%s' % (value, s)
+    return "%sB" % n
+
+def print_(a, b):
+    if sys.stdout.isatty() and os.name == 'posix':
+        fmt = '\x1b[1;32m%-17s\x1b[0m %s' %(a, b)
+    else:
+        fmt = '%-15s %s' %(a, b)
+    # python 2/3 compatibility layer
+    sys.stdout.write(fmt + '\n')
+    sys.stdout.flush()
+
+def run(pid):
+    ACCESS_DENIED = ''
+    try:
+        p = psutil.Process(pid)
+        pinfo = p.as_dict(ad_value=ACCESS_DENIED)
+    except psutil.NoSuchProcess:
+        sys.exit(str(sys.exc_info()[1]))
+
+    try:
+        if p.parent:
+            parent = '(%s)' % p.parent.name
+        else:
+            parent = ''
+    except psutil.Error:
+        parent = ''
+    started = datetime.datetime.fromtimestamp(pinfo['create_time']
+                                                ).strftime('%Y-%M-%d %H:%M')
+    io = pinfo.get('io_counters', None)
+    mem = '%s%% (resident=%s, virtual=%s) ' % (
+                                      round(pinfo['memory_percent'], 1),
+                                      convert_bytes(pinfo['memory_info'].rss),
+                                      convert_bytes(pinfo['memory_info'].vms))
+    children = p.get_children()
+
+    print_('pid', pinfo['pid'])
+    print_('name', pinfo['name'])
+    print_('exe', pinfo['exe'])
+    print_('parent', '%s %s' % (pinfo['ppid'], parent))
+    print_('cmdline', ' '.join(pinfo['cmdline']))
+    print_('started', started)
+    print_('user', pinfo['username'])
+    if os.name == 'posix':
+        print_('uids', 'real=%s, effective=%s, saved=%s' % pinfo['uids'])
+        print_('gids', 'real=%s, effective=%s, saved=%s' % pinfo['gids'])
+        print_('terminal', pinfo['terminal'] or '')
+    if hasattr(p, 'getcwd'):
+        print_('cwd', pinfo['cwd'])
+    print_('memory', mem)
+    print_('cpu', '%s%% (user=%s, system=%s)' % (pinfo['cpu_percent'],
+                                                 pinfo['cpu_times'].user,
+                                                 pinfo['cpu_times'].system))
+    print_('status', pinfo['status'])
+    print_('niceness', pinfo['nice'])
+    print_('num threads', pinfo['num_threads'])
+    if io != ACCESS_DENIED:
+        print_('I/O', 'bytes-read=%s, bytes-written=%s' % \
+                                               (convert_bytes(io.read_bytes),
+                                                convert_bytes(io.write_bytes)))
+    if children:
+        print_('children', '')
+        for child in children:
+            print_('', 'pid=%s name=%s' % (child.pid, child.name))
+
+    if pinfo['open_files'] != ACCESS_DENIED:
+        print_('open files', '')
+        for file in pinfo['open_files']:
+            print_('',  'fd=%s %s ' % (file.fd, file.path))
+
+    if pinfo['threads']:
+        print_('running threads', '')
+        for thread in pinfo['threads']:
+            print_('',  'id=%s, user-time=%s, sys-time=%s' \
+                         % (thread.id, thread.user_time, thread.system_time))
+    if pinfo['connections'] != ACCESS_DENIED:
+        print_('open connections', '')
+        for conn in pinfo['connections']:
+            if conn.type == socket.SOCK_STREAM:
+                type = 'TCP'
+            elif conn.type == socket.SOCK_DGRAM:
+                type = 'UDP'
+            else:
+                type = 'UNIX'
+            lip, lport = conn.local_address
+            if not conn.remote_address:
+                rip, rport = '*', '*'
+            else:
+                rip, rport = conn.remote_address
+            print_('',  '%s:%s -> %s:%s type=%s status=%s' \
+                         % (lip, lport, rip, rport, type, conn.status))
+
+def main(argv=None):
+    if argv is None:
+        argv = sys.argv
+    if len(argv) == 1:
+        sys.exit(run(os.getpid()))
+    elif len(argv) == 2:
+        sys.exit(run(int(argv[1])))
+    else:
+        sys.exit('usage: %s [pid]' % __file__)
+
+if __name__ == '__main__':
+    sys.exit(main())