185 lines
5.6 KiB
Python
185 lines
5.6 KiB
Python
# This file is part of the sos project: https://github.com/sosreport/sos
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions of
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# version 2 of the GNU General Public License.
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#
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# See the LICENSE file in the source distribution for further information.
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import platform
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from sos.report.plugins import Plugin, PluginOpt, RedHatPlugin, DebianPlugin, \
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UbuntuPlugin, CosPlugin, AzurePlugin
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class KDump(Plugin):
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short_desc = 'Kdump crash dumps'
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plugin_name = "kdump"
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profiles = ('system', 'debug')
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def setup(self):
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self.add_copy_spec([
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"/proc/cmdline",
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"/etc/sysconfig/kdump",
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"/proc/sys/kernel/panic",
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"/proc/sys/kernel/panic_on_oops",
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"/sys/kernel/kexec_loaded",
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"/sys/kernel/fadump",
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"/sys/kernel/fadump_enabled",
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"/sys/kernel/fadump_registered",
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"/sys/kernel/kexec_crash_size"
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])
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self.add_copy_spec("/sys/kernel/kexec_crash_loaded",
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tags="kexec_crash_loaded")
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class RedHatKDump(KDump, RedHatPlugin):
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files = ('/etc/kdump.conf',)
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packages = ('kexec-tools',)
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option_list = [
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PluginOpt("get-vm-core", default=False, val_type=bool,
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desc="collect vm core")
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]
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def fstab_parse_fs(self, device):
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""" Parse /etc/fstab file """
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fstab = self.path_join('/etc/fstab')
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with open(fstab, 'r', encoding='UTF-8') as file:
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for line in file:
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if line.startswith((device)):
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return line.split()[1].rstrip('/')
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return ""
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def read_kdump_conffile(self):
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""" Parse /etc/kdump file """
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fsys = ""
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path = "/var/crash"
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kdump = '/etc/kdump.conf'
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with open(kdump, 'r', encoding='UTF-8') as file:
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for line in file:
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if line.startswith("path"):
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path = line.split()[1]
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elif line.startswith(("ext2", "ext3", "ext4", "xfs")):
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device = line.split()[1]
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fsys = self.fstab_parse_fs(device)
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return fsys + path
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def setup(self):
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super().setup()
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initramfs_img = "/boot/initramfs-" + platform.release() \
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+ "kdump.img"
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if self.path_exists(initramfs_img):
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self.add_cmd_output(f"lsinitrd {initramfs_img}")
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self.add_copy_spec([
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"/etc/kdump.conf",
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"/etc/udev/rules.d/*kexec.rules",
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"/usr/lib/udev/rules.d/*kexec.rules",
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"/var/crash/*/kexec-dmesg.log",
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"/var/log/kdump.log",
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"/var/crash/*/vmcore-creation.status",
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])
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self.add_copy_spec("/var/crash/*/vmcore-dmesg.txt",
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tags="vmcore_dmesg")
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try:
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path = self.read_kdump_conffile()
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except Exception: # pylint: disable=broad-except
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# set no filesystem and default path
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path = "/var/crash"
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self.add_dir_listing(path, recursive=True)
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self.add_copy_spec(f"{path}/*/vmcore-dmesg.txt")
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self.add_copy_spec(f"{path}/*/kexec-dmesg.log")
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self.add_copy_spec(f"{path}/*/vmcore-creation.status")
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# collect the latest vmcore created in the last 24hrs <= 2GB
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if self.get_option("get-vm-core"):
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self.add_copy_spec(f"{path}/*/vmcore", sizelimit=2048, maxage=24)
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class DebianKDump(KDump, DebianPlugin, UbuntuPlugin):
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files = ('/etc/default/kdump-tools',)
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packages = ('kdump-tools',)
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def setup(self):
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super().setup()
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initramfs_img = "/var/lib/kdump/initrd.img-" + platform.release()
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if self.path_exists(initramfs_img):
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self.add_cmd_output(f"lsinitramfs -l {initramfs_img}")
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self.add_cmd_output("kdump-config show")
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self.add_copy_spec([
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"/etc/default/kdump-tools"
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])
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class CosKDump(KDump, CosPlugin):
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option_list = [
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PluginOpt(name="collect-kdumps", default=False,
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desc="Collect existing kdump files"),
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]
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def setup(self):
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super().setup()
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self.add_dir_listing('/var/kdump*', recursive=True)
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if self.get_option("collect-kdumps"):
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self.add_copy_spec(["/var/kdump-*"])
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class AzureKDump(KDump, AzurePlugin):
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files = ('/etc/kdump.conf',)
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packages = ('kexec-tools',)
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option_list = [
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PluginOpt("get-vm-core", default=False, val_type=bool,
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desc="collect vm core")
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]
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def read_kdump_conffile(self):
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""" Parse /etc/kdump file """
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path = "/var/crash"
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kdump = '/etc/kdump.conf'
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with open(kdump, 'r', encoding='UTF-8') as file:
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for line in file:
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if line.startswith("path"):
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path = line.split()[1]
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return path
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def setup(self):
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super().setup()
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self.add_copy_spec([
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"/etc/kdump.conf",
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"/usr/lib/udev/rules.d/*kexec.rules"
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])
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try:
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path = self.read_kdump_conffile()
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except Exception: # pylint: disable=broad-except
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# set no filesystem and default path
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path = "/var/crash"
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self.add_dir_listing(path, recursive=True)
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self.add_copy_spec(f"{path}/*/vmcore-dmesg.txt")
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self.add_copy_spec(f"{path}/*/kexec-dmesg.log")
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self.add_copy_spec(f"{path}/*/vmcore-creation.status")
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# collect the latest vmcore created in the last 24hrs <= 2GB
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if self.get_option("get-vm-core"):
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self.add_copy_spec(f"{path}/*/vmcore", sizelimit=2048, maxage=24)
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# vim: set et ts=4 sw=4 :
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