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244 lines
8.9 KiB
Python
244 lines
8.9 KiB
Python
# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import annotations
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import os
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import json
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import re
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import struct
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import time
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from ansible.module_utils.facts.hardware.base import Hardware, HardwareCollector
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from ansible.module_utils.facts.timeout import TimeoutError, timeout
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from ansible.module_utils.facts.utils import get_file_content, get_mount_size
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class FreeBSDHardware(Hardware):
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"""
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FreeBSD-specific subclass of Hardware. Defines memory and CPU facts:
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- memfree_mb
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- memtotal_mb
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- swapfree_mb
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- swaptotal_mb
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- processor (a list)
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- processor_cores
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- processor_count
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- devices
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- uptime_seconds
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"""
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platform = 'FreeBSD'
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DMESG_BOOT = '/var/run/dmesg.boot'
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def populate(self, collected_facts=None):
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hardware_facts = {}
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cpu_facts = self.get_cpu_facts()
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memory_facts = self.get_memory_facts()
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uptime_facts = self.get_uptime_facts()
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dmi_facts = self.get_dmi_facts()
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device_facts = self.get_device_facts()
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mount_facts = {}
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try:
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mount_facts = self.get_mount_facts()
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except TimeoutError:
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pass
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hardware_facts.update(cpu_facts)
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hardware_facts.update(memory_facts)
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hardware_facts.update(uptime_facts)
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hardware_facts.update(dmi_facts)
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hardware_facts.update(device_facts)
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hardware_facts.update(mount_facts)
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return hardware_facts
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def get_cpu_facts(self):
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cpu_facts = {}
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cpu_facts['processor'] = []
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sysctl = self.module.get_bin_path('sysctl')
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if sysctl:
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rc, out, err = self.module.run_command("%s -n hw.ncpu" % sysctl, check_rc=False)
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cpu_facts['processor_count'] = out.strip()
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dmesg_boot = get_file_content(FreeBSDHardware.DMESG_BOOT)
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if not dmesg_boot:
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try:
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rc, dmesg_boot, err = self.module.run_command(self.module.get_bin_path("dmesg"), check_rc=False)
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except Exception:
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dmesg_boot = ''
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for line in dmesg_boot.splitlines():
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if 'CPU:' in line:
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cpu = re.sub(r'CPU:\s+', r"", line)
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cpu_facts['processor'].append(cpu.strip())
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if 'Logical CPUs per core' in line:
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cpu_facts['processor_cores'] = line.split()[4]
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return cpu_facts
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def get_memory_facts(self):
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memory_facts = {}
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sysctl = self.module.get_bin_path('sysctl')
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if sysctl:
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rc, out, err = self.module.run_command("%s vm.stats" % sysctl, check_rc=False)
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for line in out.splitlines():
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data = line.split()
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if 'vm.stats.vm.v_page_size' in line:
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pagesize = int(data[1])
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if 'vm.stats.vm.v_page_count' in line:
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pagecount = int(data[1])
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if 'vm.stats.vm.v_free_count' in line:
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freecount = int(data[1])
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memory_facts['memtotal_mb'] = pagesize * pagecount // 1024 // 1024
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memory_facts['memfree_mb'] = pagesize * freecount // 1024 // 1024
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swapinfo = self.module.get_bin_path('swapinfo')
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if swapinfo:
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# Get swapinfo. swapinfo output looks like:
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# Device 1M-blocks Used Avail Capacity
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# /dev/ada0p3 314368 0 314368 0%
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#
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rc, out, err = self.module.run_command("%s -k" % swapinfo)
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lines = out.splitlines()
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if len(lines[-1]) == 0:
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lines.pop()
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data = lines[-1].split()
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if data[0] != 'Device':
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memory_facts['swaptotal_mb'] = int(data[1]) // 1024
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memory_facts['swapfree_mb'] = int(data[3]) // 1024
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return memory_facts
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def get_uptime_facts(self):
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# On FreeBSD, the default format is annoying to parse.
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# Use -b to get the raw value and decode it.
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sysctl_cmd = self.module.get_bin_path('sysctl')
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cmd = [sysctl_cmd, '-b', 'kern.boottime']
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# We need to get raw bytes, not UTF-8.
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rc, out, err = self.module.run_command(cmd, encoding=None)
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# kern.boottime returns seconds and microseconds as two 64-bits
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# fields, but we are only interested in the first field.
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struct_format = '@L'
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struct_size = struct.calcsize(struct_format)
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if rc != 0 or len(out) < struct_size:
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return {}
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(kern_boottime, ) = struct.unpack(struct_format, out[:struct_size])
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return {
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'uptime_seconds': int(time.time() - kern_boottime),
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}
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@timeout()
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def get_mount_facts(self):
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mount_facts = {}
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mount_facts['mounts'] = []
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fstab = get_file_content('/etc/fstab')
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if fstab:
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for line in fstab.splitlines():
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if line.startswith('#') or line.strip() == '':
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continue
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fields = re.sub(r'\s+', ' ', line).split()
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mount_statvfs_info = get_mount_size(fields[1])
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mount_info = {'mount': fields[1],
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'device': fields[0],
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'fstype': fields[2],
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'options': fields[3]}
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mount_info.update(mount_statvfs_info)
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mount_facts['mounts'].append(mount_info)
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return mount_facts
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def get_device_facts(self):
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device_facts = {}
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sysdir = '/dev'
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device_facts['devices'] = {}
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# TODO: rc, disks, err = self.module.run_command("/sbin/sysctl kern.disks")
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drives = re.compile(r'(ada?\d+|da\d+|a?cd\d+|amrd\d+|da\d+|idad\d+|ipsd\d+|md\d+|mfid\d+|mlxd\d+|twed\d+|vtbd\d+)')
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slices = re.compile(
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(r'(ada?\d+[ps]\d+\w*|a?cd\d+[ps]\d+\w*|amrd\d+[ps]\d+\w*|da\d+[ps]\d+\w*|idad\d+[ps]\d+\w*|ipsd\d+[ps]\d+\w*'
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'|md\d+[ps]\d+\w*|mfid\d+[ps]\d+\w*|mlxd\d+[ps]\d+\w*|twed\d+[ps]\d+\w*|vtbd\d+[ps]\d+\w*)'))
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if os.path.isdir(sysdir):
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dirlist = sorted(os.listdir(sysdir))
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for device in dirlist:
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d = drives.match(device)
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if d:
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device_facts['devices'][d.group(1)] = []
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s = slices.match(device)
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if s:
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device_facts['devices'][d.group(1)].append(s.group(1))
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return device_facts
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def get_dmi_facts(self):
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''' learn dmi facts from system
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Use dmidecode executable if available'''
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dmi_facts = {}
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# Fall back to using dmidecode, if available
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dmi_bin = self.module.get_bin_path('dmidecode')
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DMI_DICT = {
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'bios_date': 'bios-release-date',
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'bios_vendor': 'bios-vendor',
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'bios_version': 'bios-version',
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'board_asset_tag': 'baseboard-asset-tag',
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'board_name': 'baseboard-product-name',
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'board_serial': 'baseboard-serial-number',
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'board_vendor': 'baseboard-manufacturer',
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'board_version': 'baseboard-version',
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'chassis_asset_tag': 'chassis-asset-tag',
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'chassis_serial': 'chassis-serial-number',
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'chassis_vendor': 'chassis-manufacturer',
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'chassis_version': 'chassis-version',
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'form_factor': 'chassis-type',
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'product_name': 'system-product-name',
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'product_serial': 'system-serial-number',
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'product_uuid': 'system-uuid',
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'product_version': 'system-version',
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'system_vendor': 'system-manufacturer',
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}
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for (k, v) in DMI_DICT.items():
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if dmi_bin is not None:
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(rc, out, err) = self.module.run_command('%s -s %s' % (dmi_bin, v))
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if rc == 0:
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# Strip out commented lines (specific dmidecode output)
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# FIXME: why add the fact and then test if it is json?
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dmi_facts[k] = ''.join([line for line in out.splitlines() if not line.startswith('#')])
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try:
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json.dumps(dmi_facts[k])
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except UnicodeDecodeError:
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dmi_facts[k] = 'NA'
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else:
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dmi_facts[k] = 'NA'
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else:
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dmi_facts[k] = 'NA'
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return dmi_facts
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class FreeBSDHardwareCollector(HardwareCollector):
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_fact_class = FreeBSDHardware
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_platform = 'FreeBSD'
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