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annotate planemo/lib/python3.7/site-packages/psutil/_pswindows.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
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1 # Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
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2 # Use of this source code is governed by a BSD-style license that can be
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3 # found in the LICENSE file.
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4
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5 """Windows platform implementation."""
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6
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7 import contextlib
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8 import errno
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9 import functools
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10 import os
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11 import signal
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12 import sys
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13 import time
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14 from collections import namedtuple
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15
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16 from . import _common
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17 from ._common import AccessDenied
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18 from ._common import conn_tmap
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19 from ._common import conn_to_ntuple
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20 from ._common import debug
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21 from ._common import ENCODING
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22 from ._common import ENCODING_ERRS
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23 from ._common import isfile_strict
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24 from ._common import memoize
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25 from ._common import memoize_when_activated
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26 from ._common import NoSuchProcess
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27 from ._common import parse_environ_block
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28 from ._common import TimeoutExpired
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29 from ._common import usage_percent
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30 from ._compat import long
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31 from ._compat import lru_cache
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32 from ._compat import PY3
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33 from ._compat import range
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34 from ._compat import unicode
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35 from ._psutil_windows import ABOVE_NORMAL_PRIORITY_CLASS
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36 from ._psutil_windows import BELOW_NORMAL_PRIORITY_CLASS
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37 from ._psutil_windows import HIGH_PRIORITY_CLASS
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38 from ._psutil_windows import IDLE_PRIORITY_CLASS
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39 from ._psutil_windows import NORMAL_PRIORITY_CLASS
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40 from ._psutil_windows import REALTIME_PRIORITY_CLASS
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41
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42 try:
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43 from . import _psutil_windows as cext
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44 except ImportError as err:
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45 if str(err).lower().startswith("dll load failed") and \
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46 sys.getwindowsversion()[0] < 6:
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47 # We may get here if:
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48 # 1) we are on an old Windows version
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49 # 2) psutil was installed via pip + wheel
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50 # See: https://github.com/giampaolo/psutil/issues/811
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51 msg = "this Windows version is too old (< Windows Vista); "
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52 msg += "psutil 3.4.2 is the latest version which supports Windows "
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53 msg += "2000, XP and 2003 server"
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54 raise RuntimeError(msg)
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55 else:
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56 raise
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57
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58 if sys.version_info >= (3, 4):
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59 import enum
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60 else:
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61 enum = None
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62
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63 # process priority constants, import from __init__.py:
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64 # http://msdn.microsoft.com/en-us/library/ms686219(v=vs.85).aspx
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65 __extra__all__ = [
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66 "win_service_iter", "win_service_get",
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67 # Process priority
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68 "ABOVE_NORMAL_PRIORITY_CLASS", "BELOW_NORMAL_PRIORITY_CLASS",
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69 "HIGH_PRIORITY_CLASS", "IDLE_PRIORITY_CLASS", "NORMAL_PRIORITY_CLASS",
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70 "REALTIME_PRIORITY_CLASS",
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71 # IO priority
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72 "IOPRIO_VERYLOW", "IOPRIO_LOW", "IOPRIO_NORMAL", "IOPRIO_HIGH",
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73 # others
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74 "CONN_DELETE_TCB", "AF_LINK",
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75 ]
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76
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77
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78 # =====================================================================
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79 # --- globals
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80 # =====================================================================
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81
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82 CONN_DELETE_TCB = "DELETE_TCB"
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83 ERROR_PARTIAL_COPY = 299
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84 PYPY = '__pypy__' in sys.builtin_module_names
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85
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86 if enum is None:
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87 AF_LINK = -1
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88 else:
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89 AddressFamily = enum.IntEnum('AddressFamily', {'AF_LINK': -1})
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90 AF_LINK = AddressFamily.AF_LINK
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91
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92 TCP_STATUSES = {
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93 cext.MIB_TCP_STATE_ESTAB: _common.CONN_ESTABLISHED,
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94 cext.MIB_TCP_STATE_SYN_SENT: _common.CONN_SYN_SENT,
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95 cext.MIB_TCP_STATE_SYN_RCVD: _common.CONN_SYN_RECV,
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96 cext.MIB_TCP_STATE_FIN_WAIT1: _common.CONN_FIN_WAIT1,
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97 cext.MIB_TCP_STATE_FIN_WAIT2: _common.CONN_FIN_WAIT2,
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98 cext.MIB_TCP_STATE_TIME_WAIT: _common.CONN_TIME_WAIT,
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99 cext.MIB_TCP_STATE_CLOSED: _common.CONN_CLOSE,
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100 cext.MIB_TCP_STATE_CLOSE_WAIT: _common.CONN_CLOSE_WAIT,
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101 cext.MIB_TCP_STATE_LAST_ACK: _common.CONN_LAST_ACK,
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102 cext.MIB_TCP_STATE_LISTEN: _common.CONN_LISTEN,
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103 cext.MIB_TCP_STATE_CLOSING: _common.CONN_CLOSING,
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104 cext.MIB_TCP_STATE_DELETE_TCB: CONN_DELETE_TCB,
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105 cext.PSUTIL_CONN_NONE: _common.CONN_NONE,
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106 }
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107
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108 if enum is not None:
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109 class Priority(enum.IntEnum):
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110 ABOVE_NORMAL_PRIORITY_CLASS = ABOVE_NORMAL_PRIORITY_CLASS
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111 BELOW_NORMAL_PRIORITY_CLASS = BELOW_NORMAL_PRIORITY_CLASS
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112 HIGH_PRIORITY_CLASS = HIGH_PRIORITY_CLASS
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113 IDLE_PRIORITY_CLASS = IDLE_PRIORITY_CLASS
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114 NORMAL_PRIORITY_CLASS = NORMAL_PRIORITY_CLASS
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115 REALTIME_PRIORITY_CLASS = REALTIME_PRIORITY_CLASS
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116
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117 globals().update(Priority.__members__)
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118
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119 if enum is None:
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120 IOPRIO_VERYLOW = 0
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121 IOPRIO_LOW = 1
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122 IOPRIO_NORMAL = 2
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123 IOPRIO_HIGH = 3
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124 else:
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125 class IOPriority(enum.IntEnum):
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126 IOPRIO_VERYLOW = 0
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127 IOPRIO_LOW = 1
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128 IOPRIO_NORMAL = 2
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129 IOPRIO_HIGH = 3
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130 globals().update(IOPriority.__members__)
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131
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132 pinfo_map = dict(
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133 num_handles=0,
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134 ctx_switches=1,
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135 user_time=2,
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136 kernel_time=3,
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137 create_time=4,
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138 num_threads=5,
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139 io_rcount=6,
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140 io_wcount=7,
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141 io_rbytes=8,
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142 io_wbytes=9,
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143 io_count_others=10,
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144 io_bytes_others=11,
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145 num_page_faults=12,
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146 peak_wset=13,
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147 wset=14,
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148 peak_paged_pool=15,
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149 paged_pool=16,
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150 peak_non_paged_pool=17,
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151 non_paged_pool=18,
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152 pagefile=19,
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153 peak_pagefile=20,
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154 mem_private=21,
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155 )
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156
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157
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158 # =====================================================================
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159 # --- named tuples
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160 # =====================================================================
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161
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162
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163 # psutil.cpu_times()
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164 scputimes = namedtuple('scputimes',
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165 ['user', 'system', 'idle', 'interrupt', 'dpc'])
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166 # psutil.virtual_memory()
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167 svmem = namedtuple('svmem', ['total', 'available', 'percent', 'used', 'free'])
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168 # psutil.Process.memory_info()
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169 pmem = namedtuple(
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170 'pmem', ['rss', 'vms',
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171 'num_page_faults', 'peak_wset', 'wset', 'peak_paged_pool',
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172 'paged_pool', 'peak_nonpaged_pool', 'nonpaged_pool',
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173 'pagefile', 'peak_pagefile', 'private'])
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174 # psutil.Process.memory_full_info()
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175 pfullmem = namedtuple('pfullmem', pmem._fields + ('uss', ))
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176 # psutil.Process.memory_maps(grouped=True)
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177 pmmap_grouped = namedtuple('pmmap_grouped', ['path', 'rss'])
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178 # psutil.Process.memory_maps(grouped=False)
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179 pmmap_ext = namedtuple(
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180 'pmmap_ext', 'addr perms ' + ' '.join(pmmap_grouped._fields))
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181 # psutil.Process.io_counters()
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182 pio = namedtuple('pio', ['read_count', 'write_count',
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183 'read_bytes', 'write_bytes',
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184 'other_count', 'other_bytes'])
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185
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186
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187 # =====================================================================
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188 # --- utils
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189 # =====================================================================
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190
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191
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192 @lru_cache(maxsize=512)
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193 def convert_dos_path(s):
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194 r"""Convert paths using native DOS format like:
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195 "\Device\HarddiskVolume1\Windows\systemew\file.txt"
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196 into:
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197 "C:\Windows\systemew\file.txt"
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198 """
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199 rawdrive = '\\'.join(s.split('\\')[:3])
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200 driveletter = cext.win32_QueryDosDevice(rawdrive)
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201 remainder = s[len(rawdrive):]
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202 return os.path.join(driveletter, remainder)
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203
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204
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205 def py2_strencode(s):
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206 """Encode a unicode string to a byte string by using the default fs
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207 encoding + "replace" error handler.
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208 """
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209 if PY3:
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210 return s
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211 else:
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212 if isinstance(s, str):
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213 return s
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214 else:
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215 return s.encode(ENCODING, ENCODING_ERRS)
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216
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217
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218 @memoize
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219 def getpagesize():
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220 return cext.getpagesize()
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221
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222
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223 # =====================================================================
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224 # --- memory
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225 # =====================================================================
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226
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227
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228 def virtual_memory():
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229 """System virtual memory as a namedtuple."""
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230 mem = cext.virtual_mem()
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231 totphys, availphys, totpagef, availpagef, totvirt, freevirt = mem
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232 #
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233 total = totphys
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234 avail = availphys
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235 free = availphys
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236 used = total - avail
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237 percent = usage_percent((total - avail), total, round_=1)
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238 return svmem(total, avail, percent, used, free)
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239
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240
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241 def swap_memory():
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242 """Swap system memory as a (total, used, free, sin, sout) tuple."""
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243 mem = cext.virtual_mem()
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244 total = mem[2]
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245 free = mem[3]
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246 used = total - free
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247 percent = usage_percent(used, total, round_=1)
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248 return _common.sswap(total, used, free, percent, 0, 0)
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249
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250
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251 # =====================================================================
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252 # --- disk
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253 # =====================================================================
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254
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255
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256 disk_io_counters = cext.disk_io_counters
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257
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258
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259 def disk_usage(path):
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260 """Return disk usage associated with path."""
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261 if PY3 and isinstance(path, bytes):
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262 # XXX: do we want to use "strict"? Probably yes, in order
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263 # to fail immediately. After all we are accepting input here...
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264 path = path.decode(ENCODING, errors="strict")
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265 total, free = cext.disk_usage(path)
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266 used = total - free
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267 percent = usage_percent(used, total, round_=1)
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268 return _common.sdiskusage(total, used, free, percent)
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269
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270
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271 def disk_partitions(all):
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272 """Return disk partitions."""
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273 rawlist = cext.disk_partitions(all)
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274 return [_common.sdiskpart(*x) for x in rawlist]
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275
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276
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277 # =====================================================================
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278 # --- CPU
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279 # =====================================================================
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280
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281
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282 def cpu_times():
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283 """Return system CPU times as a named tuple."""
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284 user, system, idle = cext.cpu_times()
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285 # Internally, GetSystemTimes() is used, and it doesn't return
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286 # interrupt and dpc times. cext.per_cpu_times() does, so we
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287 # rely on it to get those only.
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288 percpu_summed = scputimes(*[sum(n) for n in zip(*cext.per_cpu_times())])
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289 return scputimes(user, system, idle,
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290 percpu_summed.interrupt, percpu_summed.dpc)
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291
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292
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293 def per_cpu_times():
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294 """Return system per-CPU times as a list of named tuples."""
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295 ret = []
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296 for user, system, idle, interrupt, dpc in cext.per_cpu_times():
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297 item = scputimes(user, system, idle, interrupt, dpc)
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298 ret.append(item)
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299 return ret
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300
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301
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302 def cpu_count_logical():
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303 """Return the number of logical CPUs in the system."""
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304 return cext.cpu_count_logical()
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305
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306
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307 def cpu_count_physical():
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308 """Return the number of physical CPU cores in the system."""
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309 return cext.cpu_count_phys()
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310
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311
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312 def cpu_stats():
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313 """Return CPU statistics."""
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314 ctx_switches, interrupts, dpcs, syscalls = cext.cpu_stats()
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315 soft_interrupts = 0
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316 return _common.scpustats(ctx_switches, interrupts, soft_interrupts,
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317 syscalls)
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318
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319
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320 def cpu_freq():
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321 """Return CPU frequency.
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322 On Windows per-cpu frequency is not supported.
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323 """
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324 curr, max_ = cext.cpu_freq()
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325 min_ = 0.0
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326 return [_common.scpufreq(float(curr), min_, float(max_))]
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327
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328
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329 _loadavg_inititialized = False
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330
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331
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332 def getloadavg():
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333 """Return the number of processes in the system run queue averaged
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334 over the last 1, 5, and 15 minutes respectively as a tuple"""
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335 global _loadavg_inititialized
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336
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337 if not _loadavg_inititialized:
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338 cext.init_loadavg_counter()
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339 _loadavg_inititialized = True
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340
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341 # Drop to 2 decimal points which is what Linux does
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342 raw_loads = cext.getloadavg()
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343 return tuple([round(load, 2) for load in raw_loads])
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344
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345
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346 # =====================================================================
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347 # --- network
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348 # =====================================================================
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349
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350
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351 def net_connections(kind, _pid=-1):
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352 """Return socket connections. If pid == -1 return system-wide
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353 connections (as opposed to connections opened by one process only).
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354 """
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355 if kind not in conn_tmap:
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356 raise ValueError("invalid %r kind argument; choose between %s"
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357 % (kind, ', '.join([repr(x) for x in conn_tmap])))
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358 families, types = conn_tmap[kind]
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359 rawlist = cext.net_connections(_pid, families, types)
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360 ret = set()
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361 for item in rawlist:
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362 fd, fam, type, laddr, raddr, status, pid = item
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363 nt = conn_to_ntuple(fd, fam, type, laddr, raddr, status, TCP_STATUSES,
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364 pid=pid if _pid == -1 else None)
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365 ret.add(nt)
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366 return list(ret)
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367
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368
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369 def net_if_stats():
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370 """Get NIC stats (isup, duplex, speed, mtu)."""
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371 ret = {}
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372 rawdict = cext.net_if_stats()
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373 for name, items in rawdict.items():
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374 if not PY3:
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375 assert isinstance(name, unicode), type(name)
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376 name = py2_strencode(name)
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377 isup, duplex, speed, mtu = items
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378 if hasattr(_common, 'NicDuplex'):
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379 duplex = _common.NicDuplex(duplex)
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380 ret[name] = _common.snicstats(isup, duplex, speed, mtu)
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381 return ret
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382
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383
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384 def net_io_counters():
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385 """Return network I/O statistics for every network interface
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386 installed on the system as a dict of raw tuples.
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387 """
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388 ret = cext.net_io_counters()
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389 return dict([(py2_strencode(k), v) for k, v in ret.items()])
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390
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391
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392 def net_if_addrs():
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393 """Return the addresses associated to each NIC."""
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394 ret = []
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395 for items in cext.net_if_addrs():
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396 items = list(items)
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397 items[0] = py2_strencode(items[0])
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398 ret.append(items)
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399 return ret
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400
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401
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402 # =====================================================================
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403 # --- sensors
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404 # =====================================================================
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405
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406
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407 def sensors_battery():
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408 """Return battery information."""
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409 # For constants meaning see:
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410 # https://msdn.microsoft.com/en-us/library/windows/desktop/
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411 # aa373232(v=vs.85).aspx
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412 acline_status, flags, percent, secsleft = cext.sensors_battery()
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413 power_plugged = acline_status == 1
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414 no_battery = bool(flags & 128)
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415 charging = bool(flags & 8)
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416
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417 if no_battery:
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418 return None
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419 if power_plugged or charging:
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420 secsleft = _common.POWER_TIME_UNLIMITED
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421 elif secsleft == -1:
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422 secsleft = _common.POWER_TIME_UNKNOWN
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423
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424 return _common.sbattery(percent, secsleft, power_plugged)
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425
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426
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427 # =====================================================================
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428 # --- other system functions
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429 # =====================================================================
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430
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431
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432 _last_btime = 0
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433
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434
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435 def boot_time():
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436 """The system boot time expressed in seconds since the epoch."""
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437 # This dirty hack is to adjust the precision of the returned
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438 # value which may have a 1 second fluctuation, see:
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439 # https://github.com/giampaolo/psutil/issues/1007
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440 global _last_btime
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441 ret = float(cext.boot_time())
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442 if abs(ret - _last_btime) <= 1:
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443 return _last_btime
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444 else:
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445 _last_btime = ret
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446 return ret
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447
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448
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449 def users():
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450 """Return currently connected users as a list of namedtuples."""
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451 retlist = []
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452 rawlist = cext.users()
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453 for item in rawlist:
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454 user, hostname, tstamp = item
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455 user = py2_strencode(user)
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456 nt = _common.suser(user, None, hostname, tstamp, None)
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457 retlist.append(nt)
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458 return retlist
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459
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460
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461 # =====================================================================
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462 # --- Windows services
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463 # =====================================================================
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464
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465
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466 def win_service_iter():
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467 """Yields a list of WindowsService instances."""
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468 for name, display_name in cext.winservice_enumerate():
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469 yield WindowsService(py2_strencode(name), py2_strencode(display_name))
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470
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471
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472 def win_service_get(name):
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473 """Open a Windows service and return it as a WindowsService instance."""
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474 service = WindowsService(name, None)
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475 service._display_name = service._query_config()['display_name']
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476 return service
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477
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478
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479 class WindowsService(object):
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480 """Represents an installed Windows service."""
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481
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482 def __init__(self, name, display_name):
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483 self._name = name
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484 self._display_name = display_name
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485
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486 def __str__(self):
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487 details = "(name=%r, display_name=%r)" % (
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488 self._name, self._display_name)
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489 return "%s%s" % (self.__class__.__name__, details)
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490
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491 def __repr__(self):
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492 return "<%s at %s>" % (self.__str__(), id(self))
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493
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494 def __eq__(self, other):
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495 # Test for equality with another WindosService object based
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496 # on name.
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497 if not isinstance(other, WindowsService):
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498 return NotImplemented
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499 return self._name == other._name
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500
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501 def __ne__(self, other):
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502 return not self == other
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503
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504 def _query_config(self):
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505 with self._wrap_exceptions():
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506 display_name, binpath, username, start_type = \
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507 cext.winservice_query_config(self._name)
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508 # XXX - update _self.display_name?
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509 return dict(
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510 display_name=py2_strencode(display_name),
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511 binpath=py2_strencode(binpath),
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512 username=py2_strencode(username),
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513 start_type=py2_strencode(start_type))
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514
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515 def _query_status(self):
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516 with self._wrap_exceptions():
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517 status, pid = cext.winservice_query_status(self._name)
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518 if pid == 0:
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519 pid = None
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520 return dict(status=status, pid=pid)
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521
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522 @contextlib.contextmanager
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523 def _wrap_exceptions(self):
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524 """Ctx manager which translates bare OSError and WindowsError
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525 exceptions into NoSuchProcess and AccessDenied.
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526 """
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527 try:
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528 yield
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529 except OSError as err:
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530 if is_permission_err(err):
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531 raise AccessDenied(
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532 pid=None, name=self._name,
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533 msg="service %r is not querable (not enough privileges)" %
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534 self._name)
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535 elif err.winerror in (cext.ERROR_INVALID_NAME,
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536 cext.ERROR_SERVICE_DOES_NOT_EXIST):
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537 raise NoSuchProcess(
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538 pid=None, name=self._name,
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539 msg="service %r does not exist)" % self._name)
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540 else:
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541 raise
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542
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543 # config query
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544
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545 def name(self):
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546 """The service name. This string is how a service is referenced
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547 and can be passed to win_service_get() to get a new
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548 WindowsService instance.
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549 """
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550 return self._name
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551
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552 def display_name(self):
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553 """The service display name. The value is cached when this class
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554 is instantiated.
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555 """
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556 return self._display_name
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557
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558 def binpath(self):
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559 """The fully qualified path to the service binary/exe file as
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560 a string, including command line arguments.
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561 """
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562 return self._query_config()['binpath']
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563
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564 def username(self):
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565 """The name of the user that owns this service."""
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566 return self._query_config()['username']
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567
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568 def start_type(self):
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569 """A string which can either be "automatic", "manual" or
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570 "disabled".
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571 """
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572 return self._query_config()['start_type']
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573
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574 # status query
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575
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576 def pid(self):
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577 """The process PID, if any, else None. This can be passed
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578 to Process class to control the service's process.
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579 """
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580 return self._query_status()['pid']
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581
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582 def status(self):
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583 """Service status as a string."""
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584 return self._query_status()['status']
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585
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586 def description(self):
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587 """Service long description."""
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588 return py2_strencode(cext.winservice_query_descr(self.name()))
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589
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590 # utils
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591
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592 def as_dict(self):
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593 """Utility method retrieving all the information above as a
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594 dictionary.
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595 """
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596 d = self._query_config()
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597 d.update(self._query_status())
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598 d['name'] = self.name()
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599 d['display_name'] = self.display_name()
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600 d['description'] = self.description()
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601 return d
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602
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603 # actions
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604 # XXX: the necessary C bindings for start() and stop() are
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605 # implemented but for now I prefer not to expose them.
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606 # I may change my mind in the future. Reasons:
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607 # - they require Administrator privileges
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608 # - can't implement a timeout for stop() (unless by using a thread,
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609 # which sucks)
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610 # - would require adding ServiceAlreadyStarted and
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611 # ServiceAlreadyStopped exceptions, adding two new APIs.
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612 # - we might also want to have modify(), which would basically mean
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613 # rewriting win32serviceutil.ChangeServiceConfig, which involves a
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614 # lot of stuff (and API constants which would pollute the API), see:
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615 # http://pyxr.sourceforge.net/PyXR/c/python24/lib/site-packages/
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616 # win32/lib/win32serviceutil.py.html#0175
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617 # - psutil is typically about "read only" monitoring stuff;
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618 # win_service_* APIs should only be used to retrieve a service and
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619 # check whether it's running
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620
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621 # def start(self, timeout=None):
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622 # with self._wrap_exceptions():
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623 # cext.winservice_start(self.name())
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624 # if timeout:
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625 # giveup_at = time.time() + timeout
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626 # while True:
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627 # if self.status() == "running":
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628 # return
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629 # else:
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630 # if time.time() > giveup_at:
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631 # raise TimeoutExpired(timeout)
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632 # else:
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633 # time.sleep(.1)
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634
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635 # def stop(self):
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636 # # Note: timeout is not implemented because it's just not
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637 # # possible, see:
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638 # # http://stackoverflow.com/questions/11973228/
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639 # with self._wrap_exceptions():
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640 # return cext.winservice_stop(self.name())
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641
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642
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643 # =====================================================================
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644 # --- processes
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645 # =====================================================================
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646
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diff changeset
647
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parents:
diff changeset
648 pids = cext.pids
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parents:
diff changeset
649 pid_exists = cext.pid_exists
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parents:
diff changeset
650 ppid_map = cext.ppid_map # used internally by Process.children()
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parents:
diff changeset
651
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diff changeset
652
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
653 def is_permission_err(exc):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
654 """Return True if this is a permission error."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
655 assert isinstance(exc, OSError), exc
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
656 # On Python 2 OSError doesn't always have 'winerror'. Sometimes
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
657 # it does, in which case the original exception was WindowsError
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
658 # (which is a subclass of OSError).
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
659 return exc.errno in (errno.EPERM, errno.EACCES) or \
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
660 getattr(exc, "winerror", -1) in (cext.ERROR_ACCESS_DENIED,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
661 cext.ERROR_PRIVILEGE_NOT_HELD)
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parents:
diff changeset
662
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parents:
diff changeset
663
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
664 def convert_oserror(exc, pid=None, name=None):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
665 """Convert OSError into NoSuchProcess or AccessDenied."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
666 assert isinstance(exc, OSError), exc
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
667 if is_permission_err(exc):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
668 return AccessDenied(pid=pid, name=name)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
669 if exc.errno == errno.ESRCH:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
670 return NoSuchProcess(pid=pid, name=name)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
671 raise exc
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
672
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parents:
diff changeset
673
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parents:
diff changeset
674 def wrap_exceptions(fun):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
675 """Decorator which converts OSError into NoSuchProcess or AccessDenied."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
676 @functools.wraps(fun)
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parents:
diff changeset
677 def wrapper(self, *args, **kwargs):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
678 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
679 return fun(self, *args, **kwargs)
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guerler
parents:
diff changeset
680 except OSError as err:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
681 raise convert_oserror(err, pid=self.pid, name=self._name)
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guerler
parents:
diff changeset
682 return wrapper
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
683
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
684
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
685 def retry_error_partial_copy(fun):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
686 """Workaround for https://github.com/giampaolo/psutil/issues/875.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
687 See: https://stackoverflow.com/questions/4457745#4457745
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guerler
parents:
diff changeset
688 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
689 @functools.wraps(fun)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
690 def wrapper(self, *args, **kwargs):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
691 delay = 0.0001
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
692 times = 33
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
693 for x in range(times): # retries for roughly 1 second
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guerler
parents:
diff changeset
694 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
695 return fun(self, *args, **kwargs)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
696 except WindowsError as _:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
697 err = _
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
698 if err.winerror == ERROR_PARTIAL_COPY:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
699 time.sleep(delay)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
700 delay = min(delay * 2, 0.04)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
701 continue
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
702 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
703 raise
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
704 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
705 msg = "%s retried %s times, converted to AccessDenied as it's " \
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
706 "still returning %r" % (fun, times, err)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
707 raise AccessDenied(pid=self.pid, name=self._name, msg=msg)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
708 return wrapper
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
709
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
710
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
711 class Process(object):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
712 """Wrapper class around underlying C implementation."""
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
713
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
714 __slots__ = ["pid", "_name", "_ppid", "_cache"]
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guerler
parents:
diff changeset
715
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guerler
parents:
diff changeset
716 def __init__(self, pid):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
717 self.pid = pid
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
718 self._name = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
719 self._ppid = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
720
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
721 # --- oneshot() stuff
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
722
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
723 def oneshot_enter(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
724 self._proc_info.cache_activate(self)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
725 self.exe.cache_activate(self)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
726
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
727 def oneshot_exit(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
728 self._proc_info.cache_deactivate(self)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
729 self.exe.cache_deactivate(self)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
730
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
731 @memoize_when_activated
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
732 def _proc_info(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
733 """Return multiple information about this process as a
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
734 raw tuple.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
735 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
736 ret = cext.proc_info(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
737 assert len(ret) == len(pinfo_map)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
738 return ret
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
739
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
740 def name(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
741 """Return process name, which on Windows is always the final
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
742 part of the executable.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
743 """
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
744 # This is how PIDs 0 and 4 are always represented in taskmgr
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
745 # and process-hacker.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
746 if self.pid == 0:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
747 return "System Idle Process"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
748 if self.pid == 4:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
749 return "System"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
750 return os.path.basename(self.exe())
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
751
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
752 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
753 @memoize_when_activated
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
754 def exe(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
755 if PYPY:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
756 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
757 exe = cext.proc_exe(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
758 except WindowsError as err:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
759 # 24 = ERROR_TOO_MANY_OPEN_FILES. Not sure why this happens
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
760 # (perhaps PyPy's JIT delaying garbage collection of files?).
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
761 if err.errno == 24:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
762 debug("%r forced into AccessDenied" % err)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
763 raise AccessDenied(self.pid, self._name)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
764 raise
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
765 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
766 exe = cext.proc_exe(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
767 if not PY3:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
768 exe = py2_strencode(exe)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
769 if exe.startswith('\\'):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
770 return convert_dos_path(exe)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
771 return exe # May be "Registry", "MemCompression", ...
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
772
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
773 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
774 @retry_error_partial_copy
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
775 def cmdline(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
776 if cext.WINVER >= cext.WINDOWS_8_1:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
777 # PEB method detects cmdline changes but requires more
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
778 # privileges: https://github.com/giampaolo/psutil/pull/1398
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
779 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
780 ret = cext.proc_cmdline(self.pid, use_peb=True)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
781 except OSError as err:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
782 if is_permission_err(err):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
783 ret = cext.proc_cmdline(self.pid, use_peb=False)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
784 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
785 raise
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
786 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
787 ret = cext.proc_cmdline(self.pid, use_peb=True)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
788 if PY3:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
789 return ret
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
790 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
791 return [py2_strencode(s) for s in ret]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
792
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
793 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
794 @retry_error_partial_copy
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
795 def environ(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
796 ustr = cext.proc_environ(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
797 if ustr and not PY3:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
798 assert isinstance(ustr, unicode), type(ustr)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
799 return parse_environ_block(py2_strencode(ustr))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
800
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
801 def ppid(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
802 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
803 return ppid_map()[self.pid]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
804 except KeyError:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
805 raise NoSuchProcess(self.pid, self._name)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
806
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
807 def _get_raw_meminfo(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
808 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
809 return cext.proc_memory_info(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
810 except OSError as err:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
811 if is_permission_err(err):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
812 # TODO: the C ext can probably be refactored in order
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
813 # to get this from cext.proc_info()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
814 info = self._proc_info()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
815 return (
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
816 info[pinfo_map['num_page_faults']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
817 info[pinfo_map['peak_wset']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
818 info[pinfo_map['wset']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
819 info[pinfo_map['peak_paged_pool']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
820 info[pinfo_map['paged_pool']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
821 info[pinfo_map['peak_non_paged_pool']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
822 info[pinfo_map['non_paged_pool']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
823 info[pinfo_map['pagefile']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
824 info[pinfo_map['peak_pagefile']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
825 info[pinfo_map['mem_private']],
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
826 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
827 raise
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
828
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
829 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
830 def memory_info(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
831 # on Windows RSS == WorkingSetSize and VSM == PagefileUsage.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
832 # Underlying C function returns fields of PROCESS_MEMORY_COUNTERS
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
833 # struct.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
834 t = self._get_raw_meminfo()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
835 rss = t[2] # wset
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
836 vms = t[7] # pagefile
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
837 return pmem(*(rss, vms, ) + t)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
838
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
839 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
840 def memory_full_info(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
841 basic_mem = self.memory_info()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
842 uss = cext.proc_memory_uss(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
843 uss *= getpagesize()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
844 return pfullmem(*basic_mem + (uss, ))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
845
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
846 def memory_maps(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
847 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
848 raw = cext.proc_memory_maps(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
849 except OSError as err:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
850 # XXX - can't use wrap_exceptions decorator as we're
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
851 # returning a generator; probably needs refactoring.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
852 raise convert_oserror(err, self.pid, self._name)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
853 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
854 for addr, perm, path, rss in raw:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
855 path = convert_dos_path(path)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
856 if not PY3:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
857 path = py2_strencode(path)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
858 addr = hex(addr)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
859 yield (addr, perm, path, rss)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
860
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
861 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
862 def kill(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
863 return cext.proc_kill(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
864
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
865 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
866 def send_signal(self, sig):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
867 if sig == signal.SIGTERM:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
868 cext.proc_kill(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
869 # py >= 2.7
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
870 elif sig in (getattr(signal, "CTRL_C_EVENT", object()),
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
871 getattr(signal, "CTRL_BREAK_EVENT", object())):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
872 os.kill(self.pid, sig)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
873 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
874 raise ValueError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
875 "only SIGTERM, CTRL_C_EVENT and CTRL_BREAK_EVENT signals "
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
876 "are supported on Windows")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
877
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
878 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
879 def wait(self, timeout=None):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
880 if timeout is None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
881 cext_timeout = cext.INFINITE
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
882 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
883 # WaitForSingleObject() expects time in milliseconds.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
884 cext_timeout = int(timeout * 1000)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
885
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
886 timer = getattr(time, 'monotonic', time.time)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
887 stop_at = timer() + timeout if timeout is not None else None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
888
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
889 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
890 # Exit code is supposed to come from GetExitCodeProcess().
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
891 # May also be None if OpenProcess() failed with
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
892 # ERROR_INVALID_PARAMETER, meaning PID is already gone.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
893 exit_code = cext.proc_wait(self.pid, cext_timeout)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
894 except cext.TimeoutExpired:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
895 # WaitForSingleObject() returned WAIT_TIMEOUT. Just raise.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
896 raise TimeoutExpired(timeout, self.pid, self._name)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
897 except cext.TimeoutAbandoned:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
898 # WaitForSingleObject() returned WAIT_ABANDONED, see:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
899 # https://github.com/giampaolo/psutil/issues/1224
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
900 # We'll just rely on the internal polling and return None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
901 # when the PID disappears. Subprocess module does the same
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
902 # (return None):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
903 # https://github.com/python/cpython/blob/
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
904 # be50a7b627d0aa37e08fa8e2d5568891f19903ce/
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
905 # Lib/subprocess.py#L1193-L1194
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
906 exit_code = None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
907
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
908 # At this point WaitForSingleObject() returned WAIT_OBJECT_0,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
909 # meaning the process is gone. Stupidly there are cases where
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
910 # its PID may still stick around so we do a further internal
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
911 # polling.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
912 delay = 0.0001
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
913 while True:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
914 if not pid_exists(self.pid):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
915 return exit_code
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
916 if stop_at and timer() >= stop_at:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
917 raise TimeoutExpired(timeout, pid=self.pid, name=self._name)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
918 time.sleep(delay)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
919 delay = min(delay * 2, 0.04) # incremental delay
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
920
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
921 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
922 def username(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
923 if self.pid in (0, 4):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
924 return 'NT AUTHORITY\\SYSTEM'
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
925 domain, user = cext.proc_username(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
926 return py2_strencode(domain) + '\\' + py2_strencode(user)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
927
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
928 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
929 def create_time(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
930 # Note: proc_times() not put under oneshot() 'cause create_time()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
931 # is already cached by the main Process class.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
932 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
933 user, system, created = cext.proc_times(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
934 return created
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
935 except OSError as err:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
936 if is_permission_err(err):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
937 return self._proc_info()[pinfo_map['create_time']]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
938 raise
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
939
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
940 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
941 def num_threads(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
942 return self._proc_info()[pinfo_map['num_threads']]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
943
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
944 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
945 def threads(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
946 rawlist = cext.proc_threads(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
947 retlist = []
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
948 for thread_id, utime, stime in rawlist:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
949 ntuple = _common.pthread(thread_id, utime, stime)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
950 retlist.append(ntuple)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
951 return retlist
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
952
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
953 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
954 def cpu_times(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
955 try:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
956 user, system, created = cext.proc_times(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
957 except OSError as err:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
958 if not is_permission_err(err):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
959 raise
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
960 info = self._proc_info()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
961 user = info[pinfo_map['user_time']]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
962 system = info[pinfo_map['kernel_time']]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
963 # Children user/system times are not retrievable (set to 0).
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
964 return _common.pcputimes(user, system, 0.0, 0.0)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
965
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
966 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
967 def suspend(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
968 cext.proc_suspend_or_resume(self.pid, True)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
969
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
970 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
971 def resume(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
972 cext.proc_suspend_or_resume(self.pid, False)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
973
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
974 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
975 @retry_error_partial_copy
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
976 def cwd(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
977 if self.pid in (0, 4):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
978 raise AccessDenied(self.pid, self._name)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
979 # return a normalized pathname since the native C function appends
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
980 # "\\" at the and of the path
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
981 path = cext.proc_cwd(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
982 return py2_strencode(os.path.normpath(path))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
983
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
984 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
985 def open_files(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
986 if self.pid in (0, 4):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
987 return []
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
988 ret = set()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
989 # Filenames come in in native format like:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
990 # "\Device\HarddiskVolume1\Windows\systemew\file.txt"
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
991 # Convert the first part in the corresponding drive letter
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
992 # (e.g. "C:\") by using Windows's QueryDosDevice()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
993 raw_file_names = cext.proc_open_files(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
994 for _file in raw_file_names:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
995 _file = convert_dos_path(_file)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
996 if isfile_strict(_file):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
997 if not PY3:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
998 _file = py2_strencode(_file)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
999 ntuple = _common.popenfile(_file, -1)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1000 ret.add(ntuple)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1001 return list(ret)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1002
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1003 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1004 def connections(self, kind='inet'):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1005 return net_connections(kind, _pid=self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1006
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1007 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1008 def nice_get(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1009 value = cext.proc_priority_get(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1010 if enum is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1011 value = Priority(value)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1012 return value
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1013
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1014 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1015 def nice_set(self, value):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1016 return cext.proc_priority_set(self.pid, value)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1017
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1018 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1019 def ionice_get(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1020 ret = cext.proc_io_priority_get(self.pid)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1021 if enum is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1022 ret = IOPriority(ret)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1023 return ret
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1024
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1025 @wrap_exceptions
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1026 def ionice_set(self, ioclass, value):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1027 if value:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1028 raise TypeError("value argument not accepted on Windows")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
1029 if ioclass not in (IOPRIO_VERYLOW, IOPRIO_LOW, IOPRIO_NORMAL,
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diff changeset
1030 IOPRIO_HIGH):
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diff changeset
1031 raise ValueError("%s is not a valid priority" % ioclass)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
1032 cext.proc_io_priority_set(self.pid, ioclass)
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diff changeset
1033
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diff changeset
1034 @wrap_exceptions
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1035 def io_counters(self):
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diff changeset
1036 try:
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1037 ret = cext.proc_io_counters(self.pid)
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diff changeset
1038 except OSError as err:
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diff changeset
1039 if not is_permission_err(err):
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diff changeset
1040 raise
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diff changeset
1041 info = self._proc_info()
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diff changeset
1042 ret = (
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diff changeset
1043 info[pinfo_map['io_rcount']],
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diff changeset
1044 info[pinfo_map['io_wcount']],
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diff changeset
1045 info[pinfo_map['io_rbytes']],
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diff changeset
1046 info[pinfo_map['io_wbytes']],
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diff changeset
1047 info[pinfo_map['io_count_others']],
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diff changeset
1048 info[pinfo_map['io_bytes_others']],
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diff changeset
1049 )
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diff changeset
1050 return pio(*ret)
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diff changeset
1051
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diff changeset
1052 @wrap_exceptions
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diff changeset
1053 def status(self):
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diff changeset
1054 suspended = cext.proc_is_suspended(self.pid)
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diff changeset
1055 if suspended:
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diff changeset
1056 return _common.STATUS_STOPPED
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diff changeset
1057 else:
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diff changeset
1058 return _common.STATUS_RUNNING
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diff changeset
1059
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diff changeset
1060 @wrap_exceptions
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diff changeset
1061 def cpu_affinity_get(self):
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diff changeset
1062 def from_bitmask(x):
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diff changeset
1063 return [i for i in range(64) if (1 << i) & x]
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diff changeset
1064 bitmask = cext.proc_cpu_affinity_get(self.pid)
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diff changeset
1065 return from_bitmask(bitmask)
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diff changeset
1066
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diff changeset
1067 @wrap_exceptions
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diff changeset
1068 def cpu_affinity_set(self, value):
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diff changeset
1069 def to_bitmask(ls):
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diff changeset
1070 if not ls:
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diff changeset
1071 raise ValueError("invalid argument %r" % ls)
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diff changeset
1072 out = 0
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diff changeset
1073 for b in ls:
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diff changeset
1074 out |= 2 ** b
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diff changeset
1075 return out
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diff changeset
1076
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diff changeset
1077 # SetProcessAffinityMask() states that ERROR_INVALID_PARAMETER
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
1078 # is returned for an invalid CPU but this seems not to be true,
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diff changeset
1079 # therefore we check CPUs validy beforehand.
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diff changeset
1080 allcpus = list(range(len(per_cpu_times())))
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diff changeset
1081 for cpu in value:
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diff changeset
1082 if cpu not in allcpus:
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diff changeset
1083 if not isinstance(cpu, (int, long)):
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diff changeset
1084 raise TypeError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
1085 "invalid CPU %r; an integer is required" % cpu)
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diff changeset
1086 else:
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diff changeset
1087 raise ValueError("invalid CPU %r" % cpu)
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diff changeset
1088
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diff changeset
1089 bitmask = to_bitmask(value)
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diff changeset
1090 cext.proc_cpu_affinity_set(self.pid, bitmask)
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diff changeset
1091
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diff changeset
1092 @wrap_exceptions
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diff changeset
1093 def num_handles(self):
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diff changeset
1094 try:
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diff changeset
1095 return cext.proc_num_handles(self.pid)
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parents:
diff changeset
1096 except OSError as err:
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parents:
diff changeset
1097 if is_permission_err(err):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
1098 return self._proc_info()[pinfo_map['num_handles']]
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diff changeset
1099 raise
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diff changeset
1100
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diff changeset
1101 @wrap_exceptions
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diff changeset
1102 def num_ctx_switches(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
1103 ctx_switches = self._proc_info()[pinfo_map['ctx_switches']]
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diff changeset
1104 # only voluntary ctx switches are supported
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diff changeset
1105 return _common.pctxsw(ctx_switches, 0)