633 lines
21 KiB
Python
633 lines
21 KiB
Python
#!/usr/bin/env python3
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# Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# TODO: (FreeBSD) add test for comparing connections with 'sockstat' cmd.
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"""Tests specific to all BSD platforms."""
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import datetime
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import os
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import re
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import time
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import unittest
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import psutil
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from psutil import BSD
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from psutil import FREEBSD
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from psutil import NETBSD
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from psutil import OPENBSD
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from psutil.tests import HAS_BATTERY
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from psutil.tests import TOLERANCE_SYS_MEM
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from psutil.tests import PsutilTestCase
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from psutil.tests import retry_on_failure
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from psutil.tests import sh
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from psutil.tests import spawn_testproc
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from psutil.tests import terminate
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from psutil.tests import which
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if BSD:
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from psutil._psutil_posix import getpagesize
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PAGESIZE = getpagesize()
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# muse requires root privileges
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MUSE_AVAILABLE = os.getuid() == 0 and which('muse')
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else:
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PAGESIZE = None
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MUSE_AVAILABLE = False
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def sysctl(cmdline):
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"""Expects a sysctl command with an argument and parse the result
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returning only the value of interest.
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"""
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result = sh("sysctl " + cmdline)
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if FREEBSD:
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result = result[result.find(": ") + 2 :]
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elif OPENBSD or NETBSD:
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result = result[result.find("=") + 1 :]
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try:
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return int(result)
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except ValueError:
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return result
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def muse(field):
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"""Thin wrapper around 'muse' cmdline utility."""
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out = sh('muse')
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for line in out.split('\n'):
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if line.startswith(field):
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break
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else:
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raise ValueError("line not found")
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return int(line.split()[1])
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# =====================================================================
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# --- All BSD*
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# =====================================================================
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@unittest.skipIf(not BSD, "BSD only")
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class BSDTestCase(PsutilTestCase):
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"""Generic tests common to all BSD variants."""
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@classmethod
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def setUpClass(cls):
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cls.pid = spawn_testproc().pid
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@classmethod
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def tearDownClass(cls):
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terminate(cls.pid)
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@unittest.skipIf(NETBSD, "-o lstart doesn't work on NETBSD")
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def test_process_create_time(self):
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output = sh("ps -o lstart -p %s" % self.pid)
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start_ps = output.replace('STARTED', '').strip()
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start_psutil = psutil.Process(self.pid).create_time()
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start_psutil = time.strftime(
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"%a %b %e %H:%M:%S %Y", time.localtime(start_psutil)
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)
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self.assertEqual(start_ps, start_psutil)
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def test_disks(self):
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# test psutil.disk_usage() and psutil.disk_partitions()
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# against "df -a"
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def df(path):
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out = sh('df -k "%s"' % path).strip()
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lines = out.split('\n')
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lines.pop(0)
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line = lines.pop(0)
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dev, total, used, free = line.split()[:4]
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if dev == 'none':
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dev = ''
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total = int(total) * 1024
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used = int(used) * 1024
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free = int(free) * 1024
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return dev, total, used, free
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for part in psutil.disk_partitions(all=False):
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usage = psutil.disk_usage(part.mountpoint)
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dev, total, used, free = df(part.mountpoint)
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self.assertEqual(part.device, dev)
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self.assertEqual(usage.total, total)
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# 10 MB tolerance
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if abs(usage.free - free) > 10 * 1024 * 1024:
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raise self.fail("psutil=%s, df=%s" % (usage.free, free))
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if abs(usage.used - used) > 10 * 1024 * 1024:
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raise self.fail("psutil=%s, df=%s" % (usage.used, used))
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@unittest.skipIf(not which('sysctl'), "sysctl cmd not available")
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def test_cpu_count_logical(self):
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syst = sysctl("hw.ncpu")
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self.assertEqual(psutil.cpu_count(logical=True), syst)
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@unittest.skipIf(not which('sysctl'), "sysctl cmd not available")
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@unittest.skipIf(NETBSD, "skipped on NETBSD") # we check /proc/meminfo
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def test_virtual_memory_total(self):
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num = sysctl('hw.physmem')
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self.assertEqual(num, psutil.virtual_memory().total)
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@unittest.skipIf(not which('ifconfig'), "ifconfig cmd not available")
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def test_net_if_stats(self):
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for name, stats in psutil.net_if_stats().items():
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try:
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out = sh("ifconfig %s" % name)
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except RuntimeError:
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pass
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else:
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self.assertEqual(stats.isup, 'RUNNING' in out, msg=out)
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if "mtu" in out:
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self.assertEqual(
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stats.mtu, int(re.findall(r'mtu (\d+)', out)[0])
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)
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# =====================================================================
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# --- FreeBSD
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# =====================================================================
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@unittest.skipIf(not FREEBSD, "FREEBSD only")
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class FreeBSDPsutilTestCase(PsutilTestCase):
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@classmethod
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def setUpClass(cls):
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cls.pid = spawn_testproc().pid
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@classmethod
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def tearDownClass(cls):
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terminate(cls.pid)
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@retry_on_failure()
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def test_memory_maps(self):
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out = sh('procstat -v %s' % self.pid)
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maps = psutil.Process(self.pid).memory_maps(grouped=False)
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lines = out.split('\n')[1:]
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while lines:
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line = lines.pop()
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fields = line.split()
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_, start, stop, _perms, res = fields[:5]
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map = maps.pop()
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self.assertEqual("%s-%s" % (start, stop), map.addr)
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self.assertEqual(int(res), map.rss)
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if not map.path.startswith('['):
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self.assertEqual(fields[10], map.path)
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def test_exe(self):
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out = sh('procstat -b %s' % self.pid)
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self.assertEqual(
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psutil.Process(self.pid).exe(), out.split('\n')[1].split()[-1]
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)
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def test_cmdline(self):
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out = sh('procstat -c %s' % self.pid)
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self.assertEqual(
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' '.join(psutil.Process(self.pid).cmdline()),
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' '.join(out.split('\n')[1].split()[2:]),
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)
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def test_uids_gids(self):
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out = sh('procstat -s %s' % self.pid)
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euid, ruid, suid, egid, rgid, sgid = out.split('\n')[1].split()[2:8]
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p = psutil.Process(self.pid)
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uids = p.uids()
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gids = p.gids()
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self.assertEqual(uids.real, int(ruid))
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self.assertEqual(uids.effective, int(euid))
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self.assertEqual(uids.saved, int(suid))
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self.assertEqual(gids.real, int(rgid))
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self.assertEqual(gids.effective, int(egid))
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self.assertEqual(gids.saved, int(sgid))
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@retry_on_failure()
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def test_ctx_switches(self):
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tested = []
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out = sh('procstat -r %s' % self.pid)
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p = psutil.Process(self.pid)
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for line in out.split('\n'):
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line = line.lower().strip()
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if ' voluntary context' in line:
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pstat_value = int(line.split()[-1])
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psutil_value = p.num_ctx_switches().voluntary
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self.assertEqual(pstat_value, psutil_value)
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tested.append(None)
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elif ' involuntary context' in line:
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pstat_value = int(line.split()[-1])
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psutil_value = p.num_ctx_switches().involuntary
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self.assertEqual(pstat_value, psutil_value)
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tested.append(None)
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if len(tested) != 2:
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raise RuntimeError("couldn't find lines match in procstat out")
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@retry_on_failure()
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def test_cpu_times(self):
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tested = []
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out = sh('procstat -r %s' % self.pid)
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p = psutil.Process(self.pid)
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for line in out.split('\n'):
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line = line.lower().strip()
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if 'user time' in line:
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pstat_value = float('0.' + line.split()[-1].split('.')[-1])
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psutil_value = p.cpu_times().user
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self.assertEqual(pstat_value, psutil_value)
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tested.append(None)
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elif 'system time' in line:
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pstat_value = float('0.' + line.split()[-1].split('.')[-1])
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psutil_value = p.cpu_times().system
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self.assertEqual(pstat_value, psutil_value)
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tested.append(None)
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if len(tested) != 2:
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raise RuntimeError("couldn't find lines match in procstat out")
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@unittest.skipIf(not FREEBSD, "FREEBSD only")
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class FreeBSDSystemTestCase(PsutilTestCase):
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@staticmethod
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def parse_swapinfo():
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# the last line is always the total
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output = sh("swapinfo -k").splitlines()[-1]
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parts = re.split(r'\s+', output)
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if not parts:
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raise ValueError("Can't parse swapinfo: %s" % output)
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# the size is in 1k units, so multiply by 1024
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total, used, free = (int(p) * 1024 for p in parts[1:4])
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return total, used, free
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def test_cpu_frequency_against_sysctl(self):
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# Currently only cpu 0 is frequency is supported in FreeBSD
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# All other cores use the same frequency.
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sensor = "dev.cpu.0.freq"
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try:
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sysctl_result = int(sysctl(sensor))
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except RuntimeError:
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raise unittest.SkipTest("frequencies not supported by kernel")
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self.assertEqual(psutil.cpu_freq().current, sysctl_result)
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sensor = "dev.cpu.0.freq_levels"
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sysctl_result = sysctl(sensor)
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# sysctl returns a string of the format:
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# <freq_level_1>/<voltage_level_1> <freq_level_2>/<voltage_level_2>...
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# Ordered highest available to lowest available.
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max_freq = int(sysctl_result.split()[0].split("/")[0])
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min_freq = int(sysctl_result.split()[-1].split("/")[0])
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self.assertEqual(psutil.cpu_freq().max, max_freq)
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self.assertEqual(psutil.cpu_freq().min, min_freq)
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# --- virtual_memory(); tests against sysctl
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@retry_on_failure()
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def test_vmem_active(self):
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syst = sysctl("vm.stats.vm.v_active_count") * PAGESIZE
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self.assertAlmostEqual(
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psutil.virtual_memory().active, syst, delta=TOLERANCE_SYS_MEM
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)
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@retry_on_failure()
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def test_vmem_inactive(self):
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syst = sysctl("vm.stats.vm.v_inactive_count") * PAGESIZE
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self.assertAlmostEqual(
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psutil.virtual_memory().inactive, syst, delta=TOLERANCE_SYS_MEM
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)
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@retry_on_failure()
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def test_vmem_wired(self):
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syst = sysctl("vm.stats.vm.v_wire_count") * PAGESIZE
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self.assertAlmostEqual(
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psutil.virtual_memory().wired, syst, delta=TOLERANCE_SYS_MEM
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)
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@retry_on_failure()
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def test_vmem_cached(self):
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syst = sysctl("vm.stats.vm.v_cache_count") * PAGESIZE
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self.assertAlmostEqual(
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psutil.virtual_memory().cached, syst, delta=TOLERANCE_SYS_MEM
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)
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@retry_on_failure()
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def test_vmem_free(self):
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syst = sysctl("vm.stats.vm.v_free_count") * PAGESIZE
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self.assertAlmostEqual(
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psutil.virtual_memory().free, syst, delta=TOLERANCE_SYS_MEM
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)
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@retry_on_failure()
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def test_vmem_buffers(self):
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syst = sysctl("vfs.bufspace")
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self.assertAlmostEqual(
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psutil.virtual_memory().buffers, syst, delta=TOLERANCE_SYS_MEM
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)
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# --- virtual_memory(); tests against muse
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@unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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def test_muse_vmem_total(self):
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num = muse('Total')
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self.assertEqual(psutil.virtual_memory().total, num)
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@unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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@retry_on_failure()
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def test_muse_vmem_active(self):
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num = muse('Active')
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self.assertAlmostEqual(
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psutil.virtual_memory().active, num, delta=TOLERANCE_SYS_MEM
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)
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@unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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@retry_on_failure()
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def test_muse_vmem_inactive(self):
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num = muse('Inactive')
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self.assertAlmostEqual(
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psutil.virtual_memory().inactive, num, delta=TOLERANCE_SYS_MEM
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)
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@unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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@retry_on_failure()
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def test_muse_vmem_wired(self):
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num = muse('Wired')
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self.assertAlmostEqual(
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psutil.virtual_memory().wired, num, delta=TOLERANCE_SYS_MEM
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)
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@unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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@retry_on_failure()
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def test_muse_vmem_cached(self):
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num = muse('Cache')
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self.assertAlmostEqual(
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psutil.virtual_memory().cached, num, delta=TOLERANCE_SYS_MEM
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)
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@unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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@retry_on_failure()
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def test_muse_vmem_free(self):
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num = muse('Free')
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self.assertAlmostEqual(
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psutil.virtual_memory().free, num, delta=TOLERANCE_SYS_MEM
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)
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@unittest.skipIf(not MUSE_AVAILABLE, "muse not installed")
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@retry_on_failure()
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def test_muse_vmem_buffers(self):
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num = muse('Buffer')
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self.assertAlmostEqual(
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psutil.virtual_memory().buffers, num, delta=TOLERANCE_SYS_MEM
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)
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def test_cpu_stats_ctx_switches(self):
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self.assertAlmostEqual(
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psutil.cpu_stats().ctx_switches,
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sysctl('vm.stats.sys.v_swtch'),
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delta=1000,
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)
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def test_cpu_stats_interrupts(self):
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self.assertAlmostEqual(
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psutil.cpu_stats().interrupts,
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sysctl('vm.stats.sys.v_intr'),
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delta=1000,
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)
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def test_cpu_stats_soft_interrupts(self):
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self.assertAlmostEqual(
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psutil.cpu_stats().soft_interrupts,
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sysctl('vm.stats.sys.v_soft'),
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delta=1000,
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)
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@retry_on_failure()
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def test_cpu_stats_syscalls(self):
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# pretty high tolerance but it looks like it's OK.
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self.assertAlmostEqual(
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psutil.cpu_stats().syscalls,
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sysctl('vm.stats.sys.v_syscall'),
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delta=200000,
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)
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# def test_cpu_stats_traps(self):
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# self.assertAlmostEqual(psutil.cpu_stats().traps,
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# sysctl('vm.stats.sys.v_trap'), delta=1000)
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# --- swap memory
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def test_swapmem_free(self):
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_total, _used, free = self.parse_swapinfo()
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self.assertAlmostEqual(
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psutil.swap_memory().free, free, delta=TOLERANCE_SYS_MEM
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)
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def test_swapmem_used(self):
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_total, used, _free = self.parse_swapinfo()
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self.assertAlmostEqual(
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psutil.swap_memory().used, used, delta=TOLERANCE_SYS_MEM
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)
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def test_swapmem_total(self):
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total, _used, _free = self.parse_swapinfo()
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self.assertAlmostEqual(
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psutil.swap_memory().total, total, delta=TOLERANCE_SYS_MEM
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)
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# --- others
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def test_boot_time(self):
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s = sysctl('sysctl kern.boottime')
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s = s[s.find(" sec = ") + 7 :]
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s = s[: s.find(',')]
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btime = int(s)
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self.assertEqual(btime, psutil.boot_time())
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# --- sensors_battery
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@unittest.skipIf(not HAS_BATTERY, "no battery")
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def test_sensors_battery(self):
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def secs2hours(secs):
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m, _s = divmod(secs, 60)
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h, m = divmod(m, 60)
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return "%d:%02d" % (h, m)
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out = sh("acpiconf -i 0")
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fields = dict(
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[(x.split('\t')[0], x.split('\t')[-1]) for x in out.split("\n")]
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)
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metrics = psutil.sensors_battery()
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percent = int(fields['Remaining capacity:'].replace('%', ''))
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remaining_time = fields['Remaining time:']
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self.assertEqual(metrics.percent, percent)
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if remaining_time == 'unknown':
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self.assertEqual(metrics.secsleft, psutil.POWER_TIME_UNLIMITED)
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else:
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self.assertEqual(secs2hours(metrics.secsleft), remaining_time)
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@unittest.skipIf(not HAS_BATTERY, "no battery")
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def test_sensors_battery_against_sysctl(self):
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self.assertEqual(
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psutil.sensors_battery().percent, sysctl("hw.acpi.battery.life")
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)
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self.assertEqual(
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psutil.sensors_battery().power_plugged,
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sysctl("hw.acpi.acline") == 1,
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)
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secsleft = psutil.sensors_battery().secsleft
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if secsleft < 0:
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self.assertEqual(sysctl("hw.acpi.battery.time"), -1)
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else:
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self.assertEqual(secsleft, sysctl("hw.acpi.battery.time") * 60)
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@unittest.skipIf(HAS_BATTERY, "has battery")
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def test_sensors_battery_no_battery(self):
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# If no battery is present one of these calls is supposed
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# to fail, see:
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# https://github.com/giampaolo/psutil/issues/1074
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with self.assertRaises(RuntimeError):
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sysctl("hw.acpi.battery.life")
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sysctl("hw.acpi.battery.time")
|
|
sysctl("hw.acpi.acline")
|
|
self.assertIsNone(psutil.sensors_battery())
|
|
|
|
# --- sensors_temperatures
|
|
|
|
def test_sensors_temperatures_against_sysctl(self):
|
|
num_cpus = psutil.cpu_count(True)
|
|
for cpu in range(num_cpus):
|
|
sensor = "dev.cpu.%s.temperature" % cpu
|
|
# sysctl returns a string in the format 46.0C
|
|
try:
|
|
sysctl_result = int(float(sysctl(sensor)[:-1]))
|
|
except RuntimeError:
|
|
raise unittest.SkipTest("temperatures not supported by kernel")
|
|
self.assertAlmostEqual(
|
|
psutil.sensors_temperatures()["coretemp"][cpu].current,
|
|
sysctl_result,
|
|
delta=10,
|
|
)
|
|
|
|
sensor = "dev.cpu.%s.coretemp.tjmax" % cpu
|
|
sysctl_result = int(float(sysctl(sensor)[:-1]))
|
|
self.assertEqual(
|
|
psutil.sensors_temperatures()["coretemp"][cpu].high,
|
|
sysctl_result,
|
|
)
|
|
|
|
|
|
# =====================================================================
|
|
# --- OpenBSD
|
|
# =====================================================================
|
|
|
|
|
|
@unittest.skipIf(not OPENBSD, "OPENBSD only")
|
|
class OpenBSDTestCase(PsutilTestCase):
|
|
def test_boot_time(self):
|
|
s = sysctl('kern.boottime')
|
|
sys_bt = datetime.datetime.strptime(s, "%a %b %d %H:%M:%S %Y")
|
|
psutil_bt = datetime.datetime.fromtimestamp(psutil.boot_time())
|
|
self.assertEqual(sys_bt, psutil_bt)
|
|
|
|
|
|
# =====================================================================
|
|
# --- NetBSD
|
|
# =====================================================================
|
|
|
|
|
|
@unittest.skipIf(not NETBSD, "NETBSD only")
|
|
class NetBSDTestCase(PsutilTestCase):
|
|
@staticmethod
|
|
def parse_meminfo(look_for):
|
|
with open('/proc/meminfo') as f:
|
|
for line in f:
|
|
if line.startswith(look_for):
|
|
return int(line.split()[1]) * 1024
|
|
raise ValueError("can't find %s" % look_for)
|
|
|
|
# --- virtual mem
|
|
|
|
def test_vmem_total(self):
|
|
self.assertEqual(
|
|
psutil.virtual_memory().total, self.parse_meminfo("MemTotal:")
|
|
)
|
|
|
|
def test_vmem_free(self):
|
|
self.assertAlmostEqual(
|
|
psutil.virtual_memory().free,
|
|
self.parse_meminfo("MemFree:"),
|
|
delta=TOLERANCE_SYS_MEM,
|
|
)
|
|
|
|
def test_vmem_buffers(self):
|
|
self.assertAlmostEqual(
|
|
psutil.virtual_memory().buffers,
|
|
self.parse_meminfo("Buffers:"),
|
|
delta=TOLERANCE_SYS_MEM,
|
|
)
|
|
|
|
def test_vmem_shared(self):
|
|
self.assertAlmostEqual(
|
|
psutil.virtual_memory().shared,
|
|
self.parse_meminfo("MemShared:"),
|
|
delta=TOLERANCE_SYS_MEM,
|
|
)
|
|
|
|
def test_vmem_cached(self):
|
|
self.assertAlmostEqual(
|
|
psutil.virtual_memory().cached,
|
|
self.parse_meminfo("Cached:"),
|
|
delta=TOLERANCE_SYS_MEM,
|
|
)
|
|
|
|
# --- swap mem
|
|
|
|
def test_swapmem_total(self):
|
|
self.assertAlmostEqual(
|
|
psutil.swap_memory().total,
|
|
self.parse_meminfo("SwapTotal:"),
|
|
delta=TOLERANCE_SYS_MEM,
|
|
)
|
|
|
|
def test_swapmem_free(self):
|
|
self.assertAlmostEqual(
|
|
psutil.swap_memory().free,
|
|
self.parse_meminfo("SwapFree:"),
|
|
delta=TOLERANCE_SYS_MEM,
|
|
)
|
|
|
|
def test_swapmem_used(self):
|
|
smem = psutil.swap_memory()
|
|
self.assertEqual(smem.used, smem.total - smem.free)
|
|
|
|
# --- others
|
|
|
|
def test_cpu_stats_interrupts(self):
|
|
with open('/proc/stat', 'rb') as f:
|
|
for line in f:
|
|
if line.startswith(b'intr'):
|
|
interrupts = int(line.split()[1])
|
|
break
|
|
else:
|
|
raise ValueError("couldn't find line")
|
|
self.assertAlmostEqual(
|
|
psutil.cpu_stats().interrupts, interrupts, delta=1000
|
|
)
|
|
|
|
def test_cpu_stats_ctx_switches(self):
|
|
with open('/proc/stat', 'rb') as f:
|
|
for line in f:
|
|
if line.startswith(b'ctxt'):
|
|
ctx_switches = int(line.split()[1])
|
|
break
|
|
else:
|
|
raise ValueError("couldn't find line")
|
|
self.assertAlmostEqual(
|
|
psutil.cpu_stats().ctx_switches, ctx_switches, delta=1000
|
|
)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
from psutil.tests.runner import run_from_name
|
|
|
|
run_from_name(__file__)
|