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Editing: ovirt.py

# Copyright (C) 2021 Red Hat, Inc., Lev Veyde <lveyde@redhat.com>
# Copyright (C) 2014 Red Hat, Inc., Sandro Bonazzola <sbonazzo@redhat.com>
# Copyright (C) 2014 Red Hat, Inc., Bryn M. Reeves <bmr@redhat.com>
# Copyright (C) 2010 Red Hat, Inc.

# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.

import os
import re
import signal

from sos.report.plugins import Plugin, RedHatPlugin, PluginOpt
from sos.utilities import is_executable

# Class name must be the same as file name and method names must not change
class Ovirt(Plugin, RedHatPlugin):

short_desc = 'oVirt Engine'

plugin_name = "ovirt"
    profiles = ('virt',)

packages = (
        'ovirt-engine',
        'ovirt-engine-dwh',
        'ovirt-engine-reports',
        'ovirt-engine-metrics',
        'ovirt-engine-setup',
        'ovirt-vmconsole',
        'ovirt-scheduler-proxy',
        'rhevm',
        'rhevm-dwh',
        'rhevm-reports'
    )

DB_PASS_FILES = re.compile(
        flags=re.VERBOSE,
        pattern=r"""^/etc/
        (rhevm|ovirt-engine|ovirt-engine-dwh)/
        (engine.conf|ovirt-engine-dwhd.conf)
        (\.d/.+.conf.*?)?$"""
    )

DEFAULT_SENSITIVE_KEYS = (
        'ENGINE_DB_PASSWORD:ENGINE_PKI_TRUST_STORE_PASSWORD:'
        'ENGINE_PKI_ENGINE_STORE_PASSWORD:DWH_DB_PASSWORD'
    )

option_list = [
        PluginOpt('jbosstrace', default=True,
                  desc='Enable oVirt Engine JBoss stack trace collection'),
        PluginOpt('sensitive-keys', default=DEFAULT_SENSITIVE_KEYS,
                  desc='Sensitive keys to be masked in post-processing'),
        PluginOpt('heapdump', default=False,
                  desc='Collect heap dumps from /var/log/ovirt-engine/dump/')
    ]

def setup(self):
        if self.get_option('jbosstrace') and self.is_installed('ovirt-engine'):
            engine_pattern = r"^ovirt-engine\ -server.*jboss-modules.jar"
            pgrep = f"pgrep -f '{engine_pattern}'"
            res = self.exec_cmd(pgrep)
            engine_pids = [int(x) for x in res['output'].splitlines()]
            if not engine_pids:
                self.soslog.error('Unable to get ovirt-engine pid')
                self.add_alert('Unable to get ovirt-engine pid')
            for pid in engine_pids:
                try:
                    # backtrace written to '/var/log/ovirt-engine/console.log
                    os.kill(pid, signal.SIGQUIT)
                except OSError:
                    self.soslog.error(f'Unable to send signal to {pid}')

self.add_forbidden_path([
            '/etc/ovirt-engine/.pgpass',
            '/etc/rhevm/.pgpass'
        ])

if not self.get_option('heapdump'):
            self.add_forbidden_path('/var/log/ovirt-engine/dump')
            self.add_dir_listing('/var/log/ovirt-engine/dump/')

certificates = [
            '/etc/pki/ovirt-engine/ca.pem',
            '/etc/pki/ovirt-engine/apache-ca.pem',
            '/etc/pki/ovirt-engine/certs/engine.cer',
            '/etc/pki/ovirt-engine/certs/apache.cer',
            '/etc/pki/ovirt-engine/certs/websocket-proxy.cer',
            '/etc/pki/ovirt-engine/certs/jboss.cer',
            '/etc/pki/ovirt-engine/certs/imageio-proxy.cer',
            '/etc/pki/ovirt-engine/certs/ovirt-provider-ovn.cer',
        ]

keystores = [
            ('mypass', '/etc/pki/ovirt-engine/.truststore'),
            ('changeit', '/var/lib/ovirt-engine/external_truststore'),
        ]

self.add_cmd_output([
            # Copy all engine tunables and domain information
            "engine-config --all",
            # clearer diff from factory defaults (only on ovirt>=4.2.8)
            "engine-config -d",
        ])

self.add_cmd_output([
            # process certificate files
            f"openssl x509 -in {c} -text -noout" for c in certificates
        ])

self.add_cmd_output([
            # process TrustStore certificates
            f"keytool -list -storepass {p} -rfc -keystore {c}"
            for (p, c) in keystores
        ])

# 3.x line uses engine-manage-domains, 4.x uses ovirt-aaa-jdbc-tool
        manage_domains = 'engine-manage-domains'
        extensions_tool = 'ovirt-engine-extensions-tool'
        jdbc_tool = 'ovirt-aaa-jdbc-tool'

if is_executable(manage_domains):
            self.add_cmd_output(f'{manage_domains} list')
        if is_executable(extensions_tool):
            self.add_cmd_output(f'{extensions_tool} info list-extensions')
        if is_executable('ovirt-aaa-jdbc-tool'):
            subcmds = [
                'query --what=user',
                'query --what=group',
                'settings show'
            ]

self.add_cmd_output([f'{jdbc_tool} {sc}' for sc in subcmds])

# Copy engine config files.
        self.add_copy_spec([
            "/etc/ovirt-engine",
            "/etc/rhevm/",
            "/etc/ovirt-engine-dwh",
            "/etc/ovirt-engine-reports",
            "/etc/ovirt-engine-metrics",
            "/etc/ovirt-engine-setup",
            "/etc/ovirt-vmconsole",
            "/var/log/ovirt-engine",
            "/var/log/ovirt-engine-dwh",
            "/var/log/ovirt-engine-reports",
            "/var/log/ovirt-scheduler-proxy",
            "/var/log/rhevm",
            "/etc/sysconfig/ovirt-engine",
            "/usr/share/ovirt-engine/conf",
            "/var/log/ovirt-guest-agent",
            "/var/lib/ovirt-engine/setup-history.txt",
            "/var/lib/ovirt-engine/setup/answers",
            "/var/lib/ovirt-engine/external_truststore",
            "/var/tmp/ovirt-engine/config",
            "/var/lib/ovirt-engine/jboss_runtime/config",
            "/var/lib/ovirt-engine-reports/jboss_runtime/config"
        ])

self.add_file_tags({
            "/etc/ovirt-engine/engine.conf.d/.*":
                "ovirt_engine_confd",
            "/var/log/ovirt-engine/boot.log":
                "ovirt_engine_boot_log",
            "/var/log/ovirt-engine/console.log":
                "ovirt_engine_console_log"
        })

# Copying host certs; extra copy the hidden .truststore file
        self.add_forbidden_path([
            "/etc/pki/ovirt-engine/keys",
            "/etc/pki/ovirt-engine/private"
        ])
        self.add_copy_spec([
            "/etc/pki/ovirt-engine/",
            "/etc/pki/ovirt-engine/.truststore",
        ])

def postproc(self):
        """
        Obfuscate sensitive keys.
        """
        for pro in ["/etc/ovirt-engine/engine-config/engine-config.properties",
                    "/etc/rhevm/rhevm-config/rhevm-config.properties"]:
            self.do_file_sub(
                pro,
                r"(Password.type)=(.*)",
                r"\1=********"
            )

engine_files = (
            'ovirt-engine.xml',
            'ovirt-engine_history/current/ovirt-engine.v1.xml',
            'ovirt-engine_history/ovirt-engine.boot.xml',
            'ovirt-engine_history/ovirt-engine.initial.xml',
            'ovirt-engine_history/ovirt-engine.last.xml',
        )
        for filename in engine_files:
            self.do_file_sub(
                f"/var/tmp/ovirt-engine/config/{filename}",
                r"(<password>)(.*)(</password>)",
                r"\1********\3"
            )

self.do_file_sub(
            "/etc/ovirt-engine/redhatsupportplugin.conf",
            r"(proxyPassword)=(.*)",
            r"\1=********"
        )

passwd_files = [
            "logcollector.conf",
            "imageuploader.conf",
            "isouploader.conf"
        ]
        for conf_file in passwd_files:
            conf_path = self.path_join("/etc/ovirt-engine", conf_file)
            self.do_file_sub(
                conf_path,
                r"(passwd|pg-pass)=(.*)",
                r"\1=********"
            )

sensitive_keys = self.DEFAULT_SENSITIVE_KEYS
        # Handle --alloptions case which set this to True.
        keys_opt = self.get_option('sensitive-keys')
        if keys_opt and keys_opt is not True:
            sensitive_keys = keys_opt
        key_list = [x for x in sensitive_keys.split(':') if x]
        self.do_path_regex_sub(
            self.DB_PASS_FILES,
            fr'({"|".join(key_list)})=(.*)',
            r'\1=********'
        )

# Answer files contain passwords.
        # Replace all keys that have 'password' in them, instead of hard-coding
        # here the list of keys, which changes between versions.
        # Sadly, the engine admin password prompt name does not contain
        # 'password'... so neither does the env key.
        for item in (
            'password',
            'OVESETUP_CONFIG_ADMIN_SETUP',
        ):
            self.do_path_regex_sub(
                r'/var/lib/ovirt-engine/setup/answers/.*',
                rf'(?P<key>[^=]*{item}[^=]*)=.*',
                r'\g<key>=********'
            )

# aaa profiles contain passwords
        protect_keys = [
            "vars.password",
            "pool.default.auth.simple.password",
            "pool.default.ssl.truststore.password",
            "config.datasource.dbpassword"
        ]
        regexp = fr"(^\s*#*({'|'.join(protect_keys)})\s*=\s*)(.*)"

self.do_path_regex_sub(r"/etc/ovirt-engine/aaa/.*\.properties", regexp,
                               r"\1*********")

# vim: expandtab tabstop=4 shiftwidth=4

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