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📁 ..
📄 __init__.py(390 B)
📁 __pycache__
📄 cagefs_statistics_config.py(3.14 KB)
📄 cl_config_arg_parse.py(2.27 KB)
📄 clconfig_utils.py(2.98 KB)
📄 config.py(23.59 KB)
📄 db_governor_lib.py(15.16 KB)
📄 db_info_lib.py(3.47 KB)
📄 lve_stats2_lib.py(10.59 KB)
📄 lve_stats2_reseller_lib.py(11.02 KB)
📄 ui_config_lib.py(4.77 KB)

Editing: db_info_lib.py

# -*- coding: utf-8 -*-

# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2019 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENSE.TXT
from __future__ import absolute_import
import re
import os
from clcommon.utils import run_command, ExternalProgramFailed

class MysqlInfo(object):
    def __init__(self):
        self.mysqld_v = self.retrieve_server_info()

@staticmethod
    def get_binary():
        """
        Find mysql server binary
        :return: path to mysql binary
        """
        try:
            os.stat('/usr/sbin/mysqld')
            return '/usr/sbin/mysqld'
        except OSError:
            return '/usr/libexec/mysqld'

def retrieve_server_info(self):
        """
        Get server information through `<mysql_server_binary> -V` command
        :return: full command output
        """
        try:
            return run_command([self.get_binary(), '-V'])
        except ExternalProgramFailed:
            # may be no such file or unknown error happen
            return None

def get(self):
        """
        Return gathered data
        :return: dict(
            'vendor': MySQL|MariaDB|Percona,
            'version': server version in the form of {major}.{minor} or {major}.{minor}-{release} for percona,
            'cll-lve': patches from CL applied or not (True|False)
        )
        """
        return {
            'vendor': self.get_vendor(),
            'version': self.get_version(),
            'cll-lve': self.is_patched()
        }

def get_vendor(self):
        """
        Extract MySQL vendor from server info
        :return: MySQL|MariaDB|Percona or
                `unknown` if failed to apply regex or
                None if there is no server info (this usually means that there are no MySQL installed)
        """
        if self.mysqld_v is None:
            return None
        # regex to find vendor -- something, starting from round bracket and followed by `Server`
        # (see test_clconfig_db_info_lib.py for detailed examples)
        p = re.compile(r'(?<=\().+(?=\sServer)')
        try:
            # we need only first word of first element
            return p.findall(self.mysqld_v)[0].split()[0]
        except IndexError:
            return 'unknown'

def get_version(self):
        """
        Retrieve MySQL server version from server info
        :return: X.X.X e.g. 10.2.16|5.6.39, includes release for percona (X.X.X-X.X e.g. 5.6.40-84.0) or
                `unknown` if failed to apply regex or
                None if there is no server info (this usually means that there are no MySQL installed)
        """
        if self.mysqld_v is None:
            return None
        # regex to find version -- numbers, divided by `.` or `-` which go after `Ver`
        # (see test_clconfig_db_info_lib.py for detailed examples)
        p = re.compile(r'(?<=Ver\s)[0-9\.\-]+')
        try:
            # we need first element, also should sanitize from trailing `-`
            return p.findall(self.mysqld_v)[0].rstrip('-')
        except IndexError:
            return 'unknown'

def is_patched(self):
        """
        Retrieve information about CL patch by `cll-lve` in server info
        :return: True if contains `cll-lve` seq
                False otherwise or
                None if there is no server info (this usually means that there are no MySQL installed)
        """
        if self.mysqld_v is None:
            return None
        return 'cll-lve' in self.mysqld_v

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