Mercurial > repos > shellac > guppy_basecaller

annotate env/lib/python3.7/site-packages/psutil/tests/test_bsd.py @ 3:758bc20232e8 draft

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"planemo upload commit 2a0fe2cc28b09e101d37293e53e82f61762262ec"
author shellac
date Thu, 14 May 2020 16:20:52 -0400
parents 26e78fe6e8c4
children
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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 get_test_subprocess
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24 from psutil.tests import HAS_BATTERY
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25 from psutil.tests import MEMORY_TOLERANCE
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26 from psutil.tests import reap_children
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27 from psutil.tests import retry_on_failure
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28 from psutil.tests import sh
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29 from psutil.tests import unittest
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30 from psutil.tests import which
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31
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32
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33 if BSD:
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34 PAGESIZE = os.sysconf("SC_PAGE_SIZE")
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35 if os.getuid() == 0: # muse requires root privileges
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36 MUSE_AVAILABLE = which('muse')
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37 else:
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38 MUSE_AVAILABLE = False
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39 else:
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40 MUSE_AVAILABLE = False
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41
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42
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43 def sysctl(cmdline):
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44 """Expects a sysctl command with an argument and parse the result
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45 returning only the value of interest.
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46 """
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47 result = sh("sysctl " + cmdline)
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48 if FREEBSD:
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49 result = result[result.find(": ") + 2:]
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50 elif OPENBSD or NETBSD:
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51 result = result[result.find("=") + 1:]
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52 try:
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53 return int(result)
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54 except ValueError:
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55 return result
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56
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57
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58 def muse(field):
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59 """Thin wrapper around 'muse' cmdline utility."""
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60 out = sh('muse')
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61 for line in out.split('\n'):
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62 if line.startswith(field):
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63 break
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64 else:
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65 raise ValueError("line not found")
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66 return int(line.split()[1])
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67
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68
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69 # =====================================================================
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70 # --- All BSD*
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71 # =====================================================================
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72
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73
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74 @unittest.skipIf(not BSD, "BSD only")
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75 class BSDTestCase(unittest.TestCase):
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76 """Generic tests common to all BSD variants."""
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77
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78 @classmethod
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79 def setUpClass(cls):
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80 cls.pid = get_test_subprocess().pid
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81
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82 @classmethod
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83 def tearDownClass(cls):
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84 reap_children()
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85
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86 @unittest.skipIf(NETBSD, "-o lstart doesn't work on NETBSD")
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87 def test_process_create_time(self):
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88 output = sh("ps -o lstart -p %s" % self.pid)
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89 start_ps = output.replace('STARTED', '').strip()
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90 start_psutil = psutil.Process(self.pid).create_time()
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91 start_psutil = time.strftime("%a %b %e %H:%M:%S %Y",
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92 time.localtime(start_psutil))
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93 self.assertEqual(start_ps, start_psutil)
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94
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95 def test_disks(self):
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96 # test psutil.disk_usage() and psutil.disk_partitions()
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97 # against "df -a"
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98 def df(path):
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99 out = sh('df -k "%s"' % path).strip()
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100 lines = out.split('\n')
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101 lines.pop(0)
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102 line = lines.pop(0)
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103 dev, total, used, free = line.split()[:4]
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104 if dev == 'none':
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105 dev = ''
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106 total = int(total) * 1024
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107 used = int(used) * 1024
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108 free = int(free) * 1024
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109 return dev, total, used, free
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110
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111 for part in psutil.disk_partitions(all=False):
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112 usage = psutil.disk_usage(part.mountpoint)
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113 dev, total, used, free = df(part.mountpoint)
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114 self.assertEqual(part.device, dev)
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115 self.assertEqual(usage.total, total)
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116 # 10 MB tollerance
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117 if abs(usage.free - free) > 10 * 1024 * 1024:
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118 self.fail("psutil=%s, df=%s" % (usage.free, free))
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119 if abs(usage.used - used) > 10 * 1024 * 1024:
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120 self.fail("psutil=%s, df=%s" % (usage.used, used))
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121
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122 @unittest.skipIf(not which('sysctl'), "sysctl cmd not available")
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123 def test_cpu_count_logical(self):
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124 syst = sysctl("hw.ncpu")
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125 self.assertEqual(psutil.cpu_count(logical=True), syst)
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126
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127 @unittest.skipIf(not which('sysctl'), "sysctl cmd not available")
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128 def test_virtual_memory_total(self):
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129 num = sysctl('hw.physmem')
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130 self.assertEqual(num, psutil.virtual_memory().total)
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131
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132 def test_net_if_stats(self):
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133 for name, stats in psutil.net_if_stats().items():
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134 try:
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135 out = sh("ifconfig %s" % name)
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136 except RuntimeError:
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137 pass
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138 else:
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139 self.assertEqual(stats.isup, 'RUNNING' in out, msg=out)
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140 if "mtu" in out:
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141 self.assertEqual(stats.mtu,
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142 int(re.findall(r'mtu (\d+)', out)[0]))
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143
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144
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145 # =====================================================================
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146 # --- FreeBSD
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147 # =====================================================================
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148
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149
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150 @unittest.skipIf(not FREEBSD, "FREEBSD only")
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151 class FreeBSDProcessTestCase(unittest.TestCase):
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152
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153 @classmethod
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154 def setUpClass(cls):
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155 cls.pid = get_test_subprocess().pid
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156
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157 @classmethod
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158 def tearDownClass(cls):
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159 reap_children()
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160
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161 @retry_on_failure()
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162 def test_memory_maps(self):
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163 out = sh('procstat -v %s' % self.pid)
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164 maps = psutil.Process(self.pid).memory_maps(grouped=False)
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165 lines = out.split('\n')[1:]
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166 while lines:
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167 line = lines.pop()
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168 fields = line.split()
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169 _, start, stop, perms, res = fields[:5]
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170 map = maps.pop()
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171 self.assertEqual("%s-%s" % (start, stop), map.addr)
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172 self.assertEqual(int(res), map.rss)
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173 if not map.path.startswith('['):
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174 self.assertEqual(fields[10], map.path)
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175
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176 def test_exe(self):
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177 out = sh('procstat -b %s' % self.pid)
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178 self.assertEqual(psutil.Process(self.pid).exe(),
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179 out.split('\n')[1].split()[-1])
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180
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181 def test_cmdline(self):
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182 out = sh('procstat -c %s' % self.pid)
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183 self.assertEqual(' '.join(psutil.Process(self.pid).cmdline()),
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184 ' '.join(out.split('\n')[1].split()[2:]))
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185
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186 def test_uids_gids(self):
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187 out = sh('procstat -s %s' % self.pid)
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188 euid, ruid, suid, egid, rgid, sgid = out.split('\n')[1].split()[2:8]
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189 p = psutil.Process(self.pid)
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190 uids = p.uids()
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191 gids = p.gids()
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192 self.assertEqual(uids.real, int(ruid))
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193 self.assertEqual(uids.effective, int(euid))
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194 self.assertEqual(uids.saved, int(suid))
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195 self.assertEqual(gids.real, int(rgid))
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196 self.assertEqual(gids.effective, int(egid))
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197 self.assertEqual(gids.saved, int(sgid))
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198
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199 @retry_on_failure()
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200 def test_ctx_switches(self):
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201 tested = []
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202 out = sh('procstat -r %s' % self.pid)
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203 p = psutil.Process(self.pid)
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204 for line in out.split('\n'):
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205 line = line.lower().strip()
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206 if ' voluntary context' in line:
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207 pstat_value = int(line.split()[-1])
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208 psutil_value = p.num_ctx_switches().voluntary
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209 self.assertEqual(pstat_value, psutil_value)
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210 tested.append(None)
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211 elif ' involuntary context' in line:
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212 pstat_value = int(line.split()[-1])
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213 psutil_value = p.num_ctx_switches().involuntary
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214 self.assertEqual(pstat_value, psutil_value)
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215 tested.append(None)
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216 if len(tested) != 2:
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217 raise RuntimeError("couldn't find lines match in procstat out")
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218
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219 @retry_on_failure()
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220 def test_cpu_times(self):
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221 tested = []
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222 out = sh('procstat -r %s' % self.pid)
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223 p = psutil.Process(self.pid)
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224 for line in out.split('\n'):
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225 line = line.lower().strip()
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226 if 'user time' in line:
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227 pstat_value = float('0.' + line.split()[-1].split('.')[-1])
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228 psutil_value = p.cpu_times().user
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229 self.assertEqual(pstat_value, psutil_value)
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230 tested.append(None)
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231 elif 'system time' in line:
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232 pstat_value = float('0.' + line.split()[-1].split('.')[-1])
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233 psutil_value = p.cpu_times().system
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234 self.assertEqual(pstat_value, psutil_value)
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235 tested.append(None)
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236 if len(tested) != 2:
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237 raise RuntimeError("couldn't find lines match in procstat out")
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238
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239
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240 @unittest.skipIf(not FREEBSD, "FREEBSD only")
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241 class FreeBSDSystemTestCase(unittest.TestCase):
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242
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243 @staticmethod
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244 def parse_swapinfo():
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245 # the last line is always the total
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246 output = sh("swapinfo -k").splitlines()[-1]
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247 parts = re.split(r'\s+', output)
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248
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249 if not parts:
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250 raise ValueError("Can't parse swapinfo: %s" % output)
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251
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252 # the size is in 1k units, so multiply by 1024
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253 total, used, free = (int(p) * 1024 for p in parts[1:4])
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254 return total, used, free
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255
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256 def test_cpu_frequency_against_sysctl(self):
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257 # Currently only cpu 0 is frequency is supported in FreeBSD
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258 # All other cores use the same frequency.
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259 sensor = "dev.cpu.0.freq"
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260 try:
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261 sysctl_result = int(sysctl(sensor))
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262 except RuntimeError:
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263 self.skipTest("frequencies not supported by kernel")
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264 self.assertEqual(psutil.cpu_freq().current, sysctl_result)
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265
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266 sensor = "dev.cpu.0.freq_levels"
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267 sysctl_result = sysctl(sensor)
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268 # sysctl returns a string of the format:
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269 # <freq_level_1>/<voltage_level_1> <freq_level_2>/<voltage_level_2>...
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270 # Ordered highest available to lowest available.
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271 max_freq = int(sysctl_result.split()[0].split("/")[0])
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272 min_freq = int(sysctl_result.split()[-1].split("/")[0])
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273 self.assertEqual(psutil.cpu_freq().max, max_freq)
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274 self.assertEqual(psutil.cpu_freq().min, min_freq)
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275
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276 # --- virtual_memory(); tests against sysctl
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277
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278 @retry_on_failure()
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279 def test_vmem_active(self):
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280 syst = sysctl("vm.stats.vm.v_active_count") * PAGESIZE
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281 self.assertAlmostEqual(psutil.virtual_memory().active, syst,
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282 delta=MEMORY_TOLERANCE)
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283
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284 @retry_on_failure()
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285 def test_vmem_inactive(self):
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286 syst = sysctl("vm.stats.vm.v_inactive_count") * PAGESIZE
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287 self.assertAlmostEqual(psutil.virtual_memory().inactive, syst,
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288 delta=MEMORY_TOLERANCE)
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289
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290 @retry_on_failure()
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291 def test_vmem_wired(self):
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292 syst = sysctl("vm.stats.vm.v_wire_count") * PAGESIZE
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293 self.assertAlmostEqual(psutil.virtual_memory().wired, syst,
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294 delta=MEMORY_TOLERANCE)
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295
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296 @retry_on_failure()
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297 def test_vmem_cached(self):
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298 syst = sysctl("vm.stats.vm.v_cache_count") * PAGESIZE
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299 self.assertAlmostEqual(psutil.virtual_memory().cached, syst,
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300 delta=MEMORY_TOLERANCE)
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301
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302 @retry_on_failure()
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303 def test_vmem_free(self):
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304 syst = sysctl("vm.stats.vm.v_free_count") * PAGESIZE
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305 self.assertAlmostEqual(psutil.virtual_memory().free, syst,
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306 delta=MEMORY_TOLERANCE)
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307
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308 @retry_on_failure()
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309 def test_vmem_buffers(self):
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310 syst = sysctl("vfs.bufspace")
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311 self.assertAlmostEqual(psutil.virtual_memory().buffers, syst,
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312 delta=MEMORY_TOLERANCE)
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313
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314 # --- virtual_memory(); tests against muse
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315
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316 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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317 def test_muse_vmem_total(self):
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318 num = muse('Total')
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319 self.assertEqual(psutil.virtual_memory().total, num)
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320
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321 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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322 @retry_on_failure()
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323 def test_muse_vmem_active(self):
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324 num = muse('Active')
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325 self.assertAlmostEqual(psutil.virtual_memory().active, num,
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326 delta=MEMORY_TOLERANCE)
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327
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328 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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329 @retry_on_failure()
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330 def test_muse_vmem_inactive(self):
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331 num = muse('Inactive')
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332 self.assertAlmostEqual(psutil.virtual_memory().inactive, num,
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333 delta=MEMORY_TOLERANCE)
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334
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335 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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336 @retry_on_failure()
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337 def test_muse_vmem_wired(self):
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338 num = muse('Wired')
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339 self.assertAlmostEqual(psutil.virtual_memory().wired, num,
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340 delta=MEMORY_TOLERANCE)
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341
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342 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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343 @retry_on_failure()
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344 def test_muse_vmem_cached(self):
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345 num = muse('Cache')
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346 self.assertAlmostEqual(psutil.virtual_memory().cached, num,
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347 delta=MEMORY_TOLERANCE)
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348
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349 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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350 @retry_on_failure()
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351 def test_muse_vmem_free(self):
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352 num = muse('Free')
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353 self.assertAlmostEqual(psutil.virtual_memory().free, num,
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354 delta=MEMORY_TOLERANCE)
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355
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356 @unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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357 @retry_on_failure()
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358 def test_muse_vmem_buffers(self):
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359 num = muse('Buffer')
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360 self.assertAlmostEqual(psutil.virtual_memory().buffers, num,
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361 delta=MEMORY_TOLERANCE)
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362
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363 def test_cpu_stats_ctx_switches(self):
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364 self.assertAlmostEqual(psutil.cpu_stats().ctx_switches,
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365 sysctl('vm.stats.sys.v_swtch'), delta=1000)
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366
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367 def test_cpu_stats_interrupts(self):
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368 self.assertAlmostEqual(psutil.cpu_stats().interrupts,
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369 sysctl('vm.stats.sys.v_intr'), delta=1000)
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370
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371 def test_cpu_stats_soft_interrupts(self):
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372 self.assertAlmostEqual(psutil.cpu_stats().soft_interrupts,
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373 sysctl('vm.stats.sys.v_soft'), delta=1000)
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374
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375 @retry_on_failure()
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376 def test_cpu_stats_syscalls(self):
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377 # pretty high tolerance but it looks like it's OK.
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378 self.assertAlmostEqual(psutil.cpu_stats().syscalls,
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379 sysctl('vm.stats.sys.v_syscall'), delta=200000)
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380
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381 # def test_cpu_stats_traps(self):
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382 # self.assertAlmostEqual(psutil.cpu_stats().traps,
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383 # sysctl('vm.stats.sys.v_trap'), delta=1000)
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384
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385 # --- swap memory
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386
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387 def test_swapmem_free(self):
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388 total, used, free = self.parse_swapinfo()
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389 self.assertAlmostEqual(
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390 psutil.swap_memory().free, free, delta=MEMORY_TOLERANCE)
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391
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392 def test_swapmem_used(self):
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393 total, used, free = self.parse_swapinfo()
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394 self.assertAlmostEqual(
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395 psutil.swap_memory().used, used, delta=MEMORY_TOLERANCE)
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396
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397 def test_swapmem_total(self):
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398 total, used, free = self.parse_swapinfo()
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399 self.assertAlmostEqual(
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400 psutil.swap_memory().total, total, delta=MEMORY_TOLERANCE)
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401
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402 # --- others
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403
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404 def test_boot_time(self):
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405 s = sysctl('sysctl kern.boottime')
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406 s = s[s.find(" sec = ") + 7:]
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407 s = s[:s.find(',')]
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408 btime = int(s)
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409 self.assertEqual(btime, psutil.boot_time())
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410
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411 # --- sensors_battery
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412
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413 @unittest.skipIf(not HAS_BATTERY, "no battery")
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414 def test_sensors_battery(self):
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415 def secs2hours(secs):
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416 m, s = divmod(secs, 60)
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417 h, m = divmod(m, 60)
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418 return "%d:%02d" % (h, m)
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419
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420 out = sh("acpiconf -i 0")
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421 fields = dict([(x.split('\t')[0], x.split('\t')[-1])
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422 for x in out.split("\n")])
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423 metrics = psutil.sensors_battery()
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424 percent = int(fields['Remaining capacity:'].replace('%', ''))
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425 remaining_time = fields['Remaining time:']
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426 self.assertEqual(metrics.percent, percent)
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427 if remaining_time == 'unknown':
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428 self.assertEqual(metrics.secsleft, psutil.POWER_TIME_UNLIMITED)
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429 else:
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430 self.assertEqual(secs2hours(metrics.secsleft), remaining_time)
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431
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432 @unittest.skipIf(not HAS_BATTERY, "no battery")
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433 def test_sensors_battery_against_sysctl(self):
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434 self.assertEqual(psutil.sensors_battery().percent,
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435 sysctl("hw.acpi.battery.life"))
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436 self.assertEqual(psutil.sensors_battery().power_plugged,
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437 sysctl("hw.acpi.acline") == 1)
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438 secsleft = psutil.sensors_battery().secsleft
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439 if secsleft < 0:
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440 self.assertEqual(sysctl("hw.acpi.battery.time"), -1)
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441 else:
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442 self.assertEqual(secsleft, sysctl("hw.acpi.battery.time") * 60)
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443
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444 @unittest.skipIf(HAS_BATTERY, "has battery")
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445 def test_sensors_battery_no_battery(self):
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446 # If no battery is present one of these calls is supposed
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diff changeset
447 # to fail, see:
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448 # https://github.com/giampaolo/psutil/issues/1074
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449 with self.assertRaises(RuntimeError):
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450 sysctl("hw.acpi.battery.life")
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451 sysctl("hw.acpi.battery.time")
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452 sysctl("hw.acpi.acline")
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diff changeset
453 self.assertIsNone(psutil.sensors_battery())
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454
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455 # --- sensors_temperatures
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456
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diff changeset
457 def test_sensors_temperatures_against_sysctl(self):
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diff changeset
458 num_cpus = psutil.cpu_count(True)
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diff changeset
459 for cpu in range(num_cpus):
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diff changeset
460 sensor = "dev.cpu.%s.temperature" % cpu
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diff changeset
461 # sysctl returns a string in the format 46.0C
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diff changeset
462 try:
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463 sysctl_result = int(float(sysctl(sensor)[:-1]))
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diff changeset
464 except RuntimeError:
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diff changeset
465 self.skipTest("temperatures not supported by kernel")
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diff changeset
466 self.assertAlmostEqual(
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diff changeset
467 psutil.sensors_temperatures()["coretemp"][cpu].current,
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diff changeset
468 sysctl_result, delta=10)
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diff changeset
469
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diff changeset
470 sensor = "dev.cpu.%s.coretemp.tjmax" % cpu
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diff changeset
471 sysctl_result = int(float(sysctl(sensor)[:-1]))
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diff changeset
472 self.assertEqual(
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diff changeset
473 psutil.sensors_temperatures()["coretemp"][cpu].high,
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diff changeset
474 sysctl_result)
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diff changeset
475
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diff changeset
476 # =====================================================================
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diff changeset
477 # --- OpenBSD
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diff changeset
478 # =====================================================================
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diff changeset
479
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diff changeset
480
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diff changeset
481 @unittest.skipIf(not OPENBSD, "OPENBSD only")
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diff changeset
482 class OpenBSDTestCase(unittest.TestCase):
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diff changeset
483
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diff changeset
484 def test_boot_time(self):
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diff changeset
485 s = sysctl('kern.boottime')
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diff changeset
486 sys_bt = datetime.datetime.strptime(s, "%a %b %d %H:%M:%S %Y")
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diff changeset
487 psutil_bt = datetime.datetime.fromtimestamp(psutil.boot_time())
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diff changeset
488 self.assertEqual(sys_bt, psutil_bt)
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diff changeset
489
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diff changeset
490
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diff changeset
491 # =====================================================================
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492 # --- NetBSD
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diff changeset
493 # =====================================================================
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494
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diff changeset
495
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diff changeset
496 @unittest.skipIf(not NETBSD, "NETBSD only")
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diff changeset
497 class NetBSDTestCase(unittest.TestCase):
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498
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diff changeset
499 @staticmethod
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diff changeset
500 def parse_meminfo(look_for):
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diff changeset
501 with open('/proc/meminfo', 'rt') as f:
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diff changeset
502 for line in f:
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diff changeset
503 if line.startswith(look_for):
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parents:
diff changeset
504 return int(line.split()[1]) * 1024
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505 raise ValueError("can't find %s" % look_for)
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506
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507 def test_vmem_total(self):
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508 self.assertEqual(
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509 psutil.virtual_memory().total, self.parse_meminfo("MemTotal:"))
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510
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511 def test_vmem_free(self):
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512 self.assertAlmostEqual(
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513 psutil.virtual_memory().free, self.parse_meminfo("MemFree:"),
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diff changeset
514 delta=MEMORY_TOLERANCE)
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515
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516 def test_vmem_buffers(self):
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517 self.assertAlmostEqual(
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518 psutil.virtual_memory().buffers, self.parse_meminfo("Buffers:"),
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diff changeset
519 delta=MEMORY_TOLERANCE)
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520
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521 def test_vmem_shared(self):
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522 self.assertAlmostEqual(
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523 psutil.virtual_memory().shared, self.parse_meminfo("MemShared:"),
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diff changeset
524 delta=MEMORY_TOLERANCE)
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525
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526 def test_swapmem_total(self):
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527 self.assertAlmostEqual(
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diff changeset
528 psutil.swap_memory().total, self.parse_meminfo("SwapTotal:"),
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diff changeset
529 delta=MEMORY_TOLERANCE)
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diff changeset
530
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531 def test_swapmem_free(self):
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diff changeset
532 self.assertAlmostEqual(
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diff changeset
533 psutil.swap_memory().free, self.parse_meminfo("SwapFree:"),
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diff changeset
534 delta=MEMORY_TOLERANCE)
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diff changeset
535
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diff changeset
536 def test_swapmem_used(self):
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diff changeset
537 smem = psutil.swap_memory()
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diff changeset
538 self.assertEqual(smem.used, smem.total - smem.free)
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539
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diff changeset
540 def test_cpu_stats_interrupts(self):
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diff changeset
541 with open('/proc/stat', 'rb') as f:
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542 for line in f:
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diff changeset
543 if line.startswith(b'intr'):
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diff changeset
544 interrupts = int(line.split()[1])
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diff changeset
545 break
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diff changeset
546 else:
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diff changeset
547 raise ValueError("couldn't find line")
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diff changeset
548 self.assertAlmostEqual(
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diff changeset
549 psutil.cpu_stats().interrupts, interrupts, delta=1000)
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diff changeset
550
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diff changeset
551 def test_cpu_stats_ctx_switches(self):
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diff changeset
552 with open('/proc/stat', 'rb') as f:
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553 for line in f:
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diff changeset
554 if line.startswith(b'ctxt'):
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diff changeset
555 ctx_switches = int(line.split()[1])
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diff changeset
556 break
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parents:
diff changeset
557 else:
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diff changeset
558 raise ValueError("couldn't find line")
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parents:
diff changeset
559 self.assertAlmostEqual(
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diff changeset
560 psutil.cpu_stats().ctx_switches, ctx_switches, delta=1000)
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diff changeset
561
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diff changeset
562
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diff changeset
563 if __name__ == '__main__':
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diff changeset
564 from psutil.tests.runner import run
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diff changeset
565 run(__file__)