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annotate planemo/lib/python3.7/site-packages/psutil/tests/test_bsd.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
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1 #!/usr/bin/env python3
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2
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3 # Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
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4 # Use of this source code is governed by a BSD-style license that can be
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5 # found in the LICENSE file.
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6
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7 # TODO: (FreeBSD) add test for comparing connections with 'sockstat' cmd.
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8
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9
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10 """Tests specific to all BSD platforms."""
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11
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12
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13 import datetime
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14 import os
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15 import re
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16 import time
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17
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18 import psutil
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19 from psutil import BSD
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20 from psutil import FREEBSD
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21 from psutil import NETBSD
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22 from psutil import OPENBSD
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23 from psutil.tests import spawn_testproc
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24 from psutil.tests import HAS_BATTERY
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25 from psutil.tests import PsutilTestCase
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26 from psutil.tests import retry_on_failure
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27 from psutil.tests import sh
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28 from psutil.tests import TOLERANCE_SYS_MEM
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29 from psutil.tests import terminate
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30 from psutil.tests import unittest
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31 from psutil.tests import which
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32
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33
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34 if BSD:
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35 PAGESIZE = os.sysconf("SC_PAGE_SIZE")
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36 if os.getuid() == 0: # muse requires root privileges
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37 MUSE_AVAILABLE = which('muse')
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38 else:
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39 MUSE_AVAILABLE = False
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40 else:
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41 MUSE_AVAILABLE = False
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42
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43
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44 def sysctl(cmdline):
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45 """Expects a sysctl command with an argument and parse the result
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46 returning only the value of interest.
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47 """
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48 result = sh("sysctl " + cmdline)
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49 if FREEBSD:
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50 result = result[result.find(": ") + 2:]
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51 elif OPENBSD or NETBSD:
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52 result = result[result.find("=") + 1:]
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53 try:
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54 return int(result)
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55 except ValueError:
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56 return result
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57
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58
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59 def muse(field):
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60 """Thin wrapper around 'muse' cmdline utility."""
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61 out = sh('muse')
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62 for line in out.split('\n'):
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63 if line.startswith(field):
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64 break
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65 else:
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66 raise ValueError("line not found")
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67 return int(line.split()[1])
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68
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69
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70 # =====================================================================
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71 # --- All BSD*
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72 # =====================================================================
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73
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74
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75 @unittest.skipIf(not BSD, "BSD only")
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76 class BSDTestCase(PsutilTestCase):
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77 """Generic tests common to all BSD variants."""
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78
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79 @classmethod
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80 def setUpClass(cls):
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81 cls.pid = spawn_testproc().pid
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82
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83 @classmethod
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84 def tearDownClass(cls):
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85 terminate(cls.pid)
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86
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87 @unittest.skipIf(NETBSD, "-o lstart doesn't work on NETBSD")
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88 def test_process_create_time(self):
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89 output = sh("ps -o lstart -p %s" % self.pid)
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90 start_ps = output.replace('STARTED', '').strip()
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91 start_psutil = psutil.Process(self.pid).create_time()
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92 start_psutil = time.strftime("%a %b %e %H:%M:%S %Y",
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93 time.localtime(start_psutil))
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94 self.assertEqual(start_ps, start_psutil)
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95
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96 def test_disks(self):
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97 # test psutil.disk_usage() and psutil.disk_partitions()
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98 # against "df -a"
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99 def df(path):
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100 out = sh('df -k "%s"' % path).strip()
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101 lines = out.split('\n')
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102 lines.pop(0)
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103 line = lines.pop(0)
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104 dev, total, used, free = line.split()[:4]
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105 if dev == 'none':
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106 dev = ''
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107 total = int(total) * 1024
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108 used = int(used) * 1024
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109 free = int(free) * 1024
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110 return dev, total, used, free
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111
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112 for part in psutil.disk_partitions(all=False):
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113 usage = psutil.disk_usage(part.mountpoint)
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114 dev, total, used, free = df(part.mountpoint)
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115 self.assertEqual(part.device, dev)
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116 self.assertEqual(usage.total, total)
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117 # 10 MB tollerance
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118 if abs(usage.free - free) > 10 * 1024 * 1024:
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119 self.fail("psutil=%s, df=%s" % (usage.free, free))
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120 if abs(usage.used - used) > 10 * 1024 * 1024:
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121 self.fail("psutil=%s, df=%s" % (usage.used, used))
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122
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123 @unittest.skipIf(not which('sysctl'), "sysctl cmd not available")
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124 def test_cpu_count_logical(self):
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125 syst = sysctl("hw.ncpu")
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126 self.assertEqual(psutil.cpu_count(logical=True), syst)
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127
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128 @unittest.skipIf(not which('sysctl'), "sysctl cmd not available")
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129 def test_virtual_memory_total(self):
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130 num = sysctl('hw.physmem')
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131 self.assertEqual(num, psutil.virtual_memory().total)
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132
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133 def test_net_if_stats(self):
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134 for name, stats in psutil.net_if_stats().items():
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135 try:
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136 out = sh("ifconfig %s" % name)
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137 except RuntimeError:
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138 pass
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139 else:
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140 self.assertEqual(stats.isup, 'RUNNING' in out, msg=out)
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141 if "mtu" in out:
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142 self.assertEqual(stats.mtu,
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143 int(re.findall(r'mtu (\d+)', out)[0]))
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144
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145
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146 # =====================================================================
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147 # --- FreeBSD
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148 # =====================================================================
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149
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150
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151 @unittest.skipIf(not FREEBSD, "FREEBSD only")
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152 class FreeBSDPsutilTestCase(PsutilTestCase):
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153
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154 @classmethod
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155 def setUpClass(cls):
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156 cls.pid = spawn_testproc().pid
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157
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158 @classmethod
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159 def tearDownClass(cls):
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160 terminate(cls.pid)
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161
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162 @retry_on_failure()
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163 def test_memory_maps(self):
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164 out = sh('procstat -v %s' % self.pid)
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165 maps = psutil.Process(self.pid).memory_maps(grouped=False)
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166 lines = out.split('\n')[1:]
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167 while lines:
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168 line = lines.pop()
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169 fields = line.split()
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170 _, start, stop, perms, res = fields[:5]
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171 map = maps.pop()
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172 self.assertEqual("%s-%s" % (start, stop), map.addr)
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173 self.assertEqual(int(res), map.rss)
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174 if not map.path.startswith('['):
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175 self.assertEqual(fields[10], map.path)
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176
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177 def test_exe(self):
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178 out = sh('procstat -b %s' % self.pid)
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179 self.assertEqual(psutil.Process(self.pid).exe(),
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180 out.split('\n')[1].split()[-1])
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181
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182 def test_cmdline(self):
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183 out = sh('procstat -c %s' % self.pid)
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184 self.assertEqual(' '.join(psutil.Process(self.pid).cmdline()),
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185 ' '.join(out.split('\n')[1].split()[2:]))
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186
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187 def test_uids_gids(self):
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188 out = sh('procstat -s %s' % self.pid)
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189 euid, ruid, suid, egid, rgid, sgid = out.split('\n')[1].split()[2:8]
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190 p = psutil.Process(self.pid)
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191 uids = p.uids()
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192 gids = p.gids()
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193 self.assertEqual(uids.real, int(ruid))
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194 self.assertEqual(uids.effective, int(euid))
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195 self.assertEqual(uids.saved, int(suid))
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196 self.assertEqual(gids.real, int(rgid))
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197 self.assertEqual(gids.effective, int(egid))
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198 self.assertEqual(gids.saved, int(sgid))
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199
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200 @retry_on_failure()
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201 def test_ctx_switches(self):
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202 tested = []
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203 out = sh('procstat -r %s' % self.pid)
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204 p = psutil.Process(self.pid)
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205 for line in out.split('\n'):
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206 line = line.lower().strip()
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207 if ' voluntary context' in line:
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208 pstat_value = int(line.split()[-1])
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209 psutil_value = p.num_ctx_switches().voluntary
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210 self.assertEqual(pstat_value, psutil_value)
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211 tested.append(None)
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212 elif ' involuntary context' in line:
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213 pstat_value = int(line.split()[-1])
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214 psutil_value = p.num_ctx_switches().involuntary
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215 self.assertEqual(pstat_value, psutil_value)
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216 tested.append(None)
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217 if len(tested) != 2:
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218 raise RuntimeError("couldn't find lines match in procstat out")
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219
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220 @retry_on_failure()
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221 def test_cpu_times(self):
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222 tested = []
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223 out = sh('procstat -r %s' % self.pid)
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224 p = psutil.Process(self.pid)
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225 for line in out.split('\n'):
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226 line = line.lower().strip()
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227 if 'user time' in line:
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228 pstat_value = float('0.' + line.split()[-1].split('.')[-1])
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229 psutil_value = p.cpu_times().user
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230 self.assertEqual(pstat_value, psutil_value)
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231 tested.append(None)
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232 elif 'system time' in line:
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233 pstat_value = float('0.' + line.split()[-1].split('.')[-1])
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234 psutil_value = p.cpu_times().system
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235 self.assertEqual(pstat_value, psutil_value)
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236 tested.append(None)
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237 if len(tested) != 2:
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238 raise RuntimeError("couldn't find lines match in procstat out")
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239
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240
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241 @unittest.skipIf(not FREEBSD, "FREEBSD only")
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242 class FreeBSDSystemTestCase(PsutilTestCase):
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243
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244 @staticmethod
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245 def parse_swapinfo():
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246 # the last line is always the total
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247 output = sh("swapinfo -k").splitlines()[-1]
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248 parts = re.split(r'\s+', output)
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249
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250 if not parts:
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251 raise ValueError("Can't parse swapinfo: %s" % output)
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252
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253 # the size is in 1k units, so multiply by 1024
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254 total, used, free = (int(p) * 1024 for p in parts[1:4])
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255 return total, used, free
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256
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257 def test_cpu_frequency_against_sysctl(self):
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258 # Currently only cpu 0 is frequency is supported in FreeBSD
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259 # All other cores use the same frequency.
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260 sensor = "dev.cpu.0.freq"
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261 try:
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262 sysctl_result = int(sysctl(sensor))
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263 except RuntimeError:
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264 self.skipTest("frequencies not supported by kernel")
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265 self.assertEqual(psutil.cpu_freq().current, sysctl_result)
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266
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267 sensor = "dev.cpu.0.freq_levels"
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268 sysctl_result = sysctl(sensor)
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269 # sysctl returns a string of the format:
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270 # <freq_level_1>/<voltage_level_1> <freq_level_2>/<voltage_level_2>...
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271 # Ordered highest available to lowest available.
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272 max_freq = int(sysctl_result.split()[0].split("/")[0])
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273 min_freq = int(sysctl_result.split()[-1].split("/")[0])
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274 self.assertEqual(psutil.cpu_freq().max, max_freq)
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275 self.assertEqual(psutil.cpu_freq().min, min_freq)
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276
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277 # --- virtual_memory(); tests against sysctl
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278
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279 @retry_on_failure()
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280 def test_vmem_active(self):
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281 syst = sysctl("vm.stats.vm.v_active_count") * PAGESIZE
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282 self.assertAlmostEqual(psutil.virtual_memory().active, syst,
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283 delta=TOLERANCE_SYS_MEM)
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284
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285 @retry_on_failure()
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286 def test_vmem_inactive(self):
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287 syst = sysctl("vm.stats.vm.v_inactive_count") * PAGESIZE
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288 self.assertAlmostEqual(psutil.virtual_memory().inactive, syst,
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289 delta=TOLERANCE_SYS_MEM)
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290
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291 @retry_on_failure()
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292 def test_vmem_wired(self):
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293 syst = sysctl("vm.stats.vm.v_wire_count") * PAGESIZE
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294 self.assertAlmostEqual(psutil.virtual_memory().wired, syst,
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295 delta=TOLERANCE_SYS_MEM)
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296
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297 @retry_on_failure()
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298 def test_vmem_cached(self):
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299 syst = sysctl("vm.stats.vm.v_cache_count") * PAGESIZE
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300 self.assertAlmostEqual(psutil.virtual_memory().cached, syst,
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301 delta=TOLERANCE_SYS_MEM)
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302
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303 @retry_on_failure()
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304 def test_vmem_free(self):
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305 syst = sysctl("vm.stats.vm.v_free_count") * PAGESIZE
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306 self.assertAlmostEqual(psutil.virtual_memory().free, syst,
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307 delta=TOLERANCE_SYS_MEM)
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308
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309 @retry_on_failure()
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310 def test_vmem_buffers(self):
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311 syst = sysctl("vfs.bufspace")
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312 self.assertAlmostEqual(psutil.virtual_memory().buffers, syst,
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313 delta=TOLERANCE_SYS_MEM)
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314
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315 # --- virtual_memory(); tests against muse
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316
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317 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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318 def test_muse_vmem_total(self):
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319 num = muse('Total')
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320 self.assertEqual(psutil.virtual_memory().total, num)
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321
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322 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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323 @retry_on_failure()
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324 def test_muse_vmem_active(self):
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325 num = muse('Active')
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326 self.assertAlmostEqual(psutil.virtual_memory().active, num,
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327 delta=TOLERANCE_SYS_MEM)
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328
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329 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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330 @retry_on_failure()
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331 def test_muse_vmem_inactive(self):
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332 num = muse('Inactive')
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333 self.assertAlmostEqual(psutil.virtual_memory().inactive, num,
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334 delta=TOLERANCE_SYS_MEM)
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335
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336 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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337 @retry_on_failure()
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338 def test_muse_vmem_wired(self):
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339 num = muse('Wired')
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340 self.assertAlmostEqual(psutil.virtual_memory().wired, num,
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341 delta=TOLERANCE_SYS_MEM)
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342
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343 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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344 @retry_on_failure()
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345 def test_muse_vmem_cached(self):
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346 num = muse('Cache')
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347 self.assertAlmostEqual(psutil.virtual_memory().cached, num,
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348 delta=TOLERANCE_SYS_MEM)
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349
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350 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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351 @retry_on_failure()
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352 def test_muse_vmem_free(self):
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353 num = muse('Free')
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354 self.assertAlmostEqual(psutil.virtual_memory().free, num,
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355 delta=TOLERANCE_SYS_MEM)
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356
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357 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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358 @retry_on_failure()
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359 def test_muse_vmem_buffers(self):
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360 num = muse('Buffer')
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361 self.assertAlmostEqual(psutil.virtual_memory().buffers, num,
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362 delta=TOLERANCE_SYS_MEM)
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363
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364 def test_cpu_stats_ctx_switches(self):
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365 self.assertAlmostEqual(psutil.cpu_stats().ctx_switches,
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366 sysctl('vm.stats.sys.v_swtch'), delta=1000)
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367
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368 def test_cpu_stats_interrupts(self):
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369 self.assertAlmostEqual(psutil.cpu_stats().interrupts,
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370 sysctl('vm.stats.sys.v_intr'), delta=1000)
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371
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372 def test_cpu_stats_soft_interrupts(self):
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373 self.assertAlmostEqual(psutil.cpu_stats().soft_interrupts,
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374 sysctl('vm.stats.sys.v_soft'), delta=1000)
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375
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376 @retry_on_failure()
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377 def test_cpu_stats_syscalls(self):
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378 # pretty high tolerance but it looks like it's OK.
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379 self.assertAlmostEqual(psutil.cpu_stats().syscalls,
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380 sysctl('vm.stats.sys.v_syscall'), delta=200000)
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381
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382 # def test_cpu_stats_traps(self):
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383 # self.assertAlmostEqual(psutil.cpu_stats().traps,
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384 # sysctl('vm.stats.sys.v_trap'), delta=1000)
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385
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386 # --- swap memory
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387
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388 def test_swapmem_free(self):
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389 total, used, free = self.parse_swapinfo()
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390 self.assertAlmostEqual(
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391 psutil.swap_memory().free, free, delta=TOLERANCE_SYS_MEM)
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392
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393 def test_swapmem_used(self):
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394 total, used, free = self.parse_swapinfo()
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395 self.assertAlmostEqual(
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396 psutil.swap_memory().used, used, delta=TOLERANCE_SYS_MEM)
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397
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398 def test_swapmem_total(self):
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399 total, used, free = self.parse_swapinfo()
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400 self.assertAlmostEqual(
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401 psutil.swap_memory().total, total, delta=TOLERANCE_SYS_MEM)
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402
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403 # --- others
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404
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405 def test_boot_time(self):
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406 s = sysctl('sysctl kern.boottime')
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407 s = s[s.find(" sec = ") + 7:]
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408 s = s[:s.find(',')]
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409 btime = int(s)
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410 self.assertEqual(btime, psutil.boot_time())
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411
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412 # --- sensors_battery
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413
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414 @unittest.skipIf(not HAS_BATTERY, "no battery")
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415 def test_sensors_battery(self):
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416 def secs2hours(secs):
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417 m, s = divmod(secs, 60)
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418 h, m = divmod(m, 60)
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419 return "%d:%02d" % (h, m)
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420
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421 out = sh("acpiconf -i 0")
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422 fields = dict([(x.split('\t')[0], x.split('\t')[-1])
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423 for x in out.split("\n")])
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424 metrics = psutil.sensors_battery()
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425 percent = int(fields['Remaining capacity:'].replace('%', ''))
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426 remaining_time = fields['Remaining time:']
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427 self.assertEqual(metrics.percent, percent)
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428 if remaining_time == 'unknown':
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429 self.assertEqual(metrics.secsleft, psutil.POWER_TIME_UNLIMITED)
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430 else:
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431 self.assertEqual(secs2hours(metrics.secsleft), remaining_time)
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432
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433 @unittest.skipIf(not HAS_BATTERY, "no battery")
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434 def test_sensors_battery_against_sysctl(self):
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435 self.assertEqual(psutil.sensors_battery().percent,
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436 sysctl("hw.acpi.battery.life"))
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437 self.assertEqual(psutil.sensors_battery().power_plugged,
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438 sysctl("hw.acpi.acline") == 1)
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439 secsleft = psutil.sensors_battery().secsleft
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440 if secsleft < 0:
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441 self.assertEqual(sysctl("hw.acpi.battery.time"), -1)
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442 else:
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443 self.assertEqual(secsleft, sysctl("hw.acpi.battery.time") * 60)
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444
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445 @unittest.skipIf(HAS_BATTERY, "has battery")
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446 def test_sensors_battery_no_battery(self):
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447 # If no battery is present one of these calls is supposed
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448 # to fail, see:
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449 # https://github.com/giampaolo/psutil/issues/1074
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450 with self.assertRaises(RuntimeError):
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451 sysctl("hw.acpi.battery.life")
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452 sysctl("hw.acpi.battery.time")
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453 sysctl("hw.acpi.acline")
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454 self.assertIsNone(psutil.sensors_battery())
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455
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456 # --- sensors_temperatures
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457
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458 def test_sensors_temperatures_against_sysctl(self):
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459 num_cpus = psutil.cpu_count(True)
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460 for cpu in range(num_cpus):
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461 sensor = "dev.cpu.%s.temperature" % cpu
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462 # sysctl returns a string in the format 46.0C
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463 try:
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464 sysctl_result = int(float(sysctl(sensor)[:-1]))
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465 except RuntimeError:
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466 self.skipTest("temperatures not supported by kernel")
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467 self.assertAlmostEqual(
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468 psutil.sensors_temperatures()["coretemp"][cpu].current,
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469 sysctl_result, delta=10)
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470
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471 sensor = "dev.cpu.%s.coretemp.tjmax" % cpu
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472 sysctl_result = int(float(sysctl(sensor)[:-1]))
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473 self.assertEqual(
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474 psutil.sensors_temperatures()["coretemp"][cpu].high,
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475 sysctl_result)
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476
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477 # =====================================================================
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478 # --- OpenBSD
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479 # =====================================================================
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480
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481
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482 @unittest.skipIf(not OPENBSD, "OPENBSD only")
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483 class OpenBSDTestCase(PsutilTestCase):
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484
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485 def test_boot_time(self):
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486 s = sysctl('kern.boottime')
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487 sys_bt = datetime.datetime.strptime(s, "%a %b %d %H:%M:%S %Y")
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488 psutil_bt = datetime.datetime.fromtimestamp(psutil.boot_time())
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489 self.assertEqual(sys_bt, psutil_bt)
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490
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491
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492 # =====================================================================
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493 # --- NetBSD
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494 # =====================================================================
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495
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496
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497 @unittest.skipIf(not NETBSD, "NETBSD only")
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498 class NetBSDTestCase(PsutilTestCase):
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499
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500 @staticmethod
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501 def parse_meminfo(look_for):
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502 with open('/proc/meminfo', 'rt') as f:
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503 for line in f:
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504 if line.startswith(look_for):
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505 return int(line.split()[1]) * 1024
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506 raise ValueError("can't find %s" % look_for)
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507
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508 def test_vmem_total(self):
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509 self.assertEqual(
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diff changeset
510 psutil.virtual_memory().total, self.parse_meminfo("MemTotal:"))
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511
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512 def test_vmem_free(self):
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513 self.assertAlmostEqual(
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diff changeset
514 psutil.virtual_memory().free, self.parse_meminfo("MemFree:"),
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diff changeset
515 delta=TOLERANCE_SYS_MEM)
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diff changeset
516
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517 def test_vmem_buffers(self):
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518 self.assertAlmostEqual(
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519 psutil.virtual_memory().buffers, self.parse_meminfo("Buffers:"),
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diff changeset
520 delta=TOLERANCE_SYS_MEM)
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521
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522 def test_vmem_shared(self):
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523 self.assertAlmostEqual(
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diff changeset
524 psutil.virtual_memory().shared, self.parse_meminfo("MemShared:"),
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diff changeset
525 delta=TOLERANCE_SYS_MEM)
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526
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527 def test_swapmem_total(self):
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528 self.assertAlmostEqual(
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diff changeset
529 psutil.swap_memory().total, self.parse_meminfo("SwapTotal:"),
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diff changeset
530 delta=TOLERANCE_SYS_MEM)
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diff changeset
531
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532 def test_swapmem_free(self):
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533 self.assertAlmostEqual(
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diff changeset
534 psutil.swap_memory().free, self.parse_meminfo("SwapFree:"),
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diff changeset
535 delta=TOLERANCE_SYS_MEM)
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diff changeset
536
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537 def test_swapmem_used(self):
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538 smem = psutil.swap_memory()
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diff changeset
539 self.assertEqual(smem.used, smem.total - smem.free)
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diff changeset
540
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541 def test_cpu_stats_interrupts(self):
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diff changeset
542 with open('/proc/stat', 'rb') as f:
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diff changeset
543 for line in f:
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diff changeset
544 if line.startswith(b'intr'):
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545 interrupts = int(line.split()[1])
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diff changeset
546 break
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547 else:
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548 raise ValueError("couldn't find line")
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diff changeset
549 self.assertAlmostEqual(
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550 psutil.cpu_stats().interrupts, interrupts, delta=1000)
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diff changeset
551
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552 def test_cpu_stats_ctx_switches(self):
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553 with open('/proc/stat', 'rb') as f:
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554 for line in f:
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diff changeset
555 if line.startswith(b'ctxt'):
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556 ctx_switches = int(line.split()[1])
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diff changeset
557 break
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558 else:
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559 raise ValueError("couldn't find line")
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diff changeset
560 self.assertAlmostEqual(
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diff changeset
561 psutil.cpu_stats().ctx_switches, ctx_switches, delta=1000)
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562
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563
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564 if __name__ == '__main__':
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diff changeset
565 from psutil.tests.runner import run_from_name
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566 run_from_name(__file__)