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	* DB : Add support for MySQL 8
- Splits commands to create user and grant access on database, the old
statement is no longer supported by MySQL 8.x
- `NO_AUTO_CREATE_USER` is no longer supported by MySQL 8.x so remove
that from db.properties conn parameters
For mysql-server 8.x setup the following changes were added/tested to
make it work with CloudStack in /etc/mysql/mysql.conf.d/mysqld.cnf and
then restart the mysql-server process:
    server_id = 1
    sql-mode="STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION,ERROR_FOR_DIVISION_BY_ZERO,NO_ZERO_DATE,NO_ZERO_IN_DATE,NO_ENGINE_SUBSTITUTION"
    innodb_rollback_on_timeout=1
    innodb_lock_wait_timeout=600
    max_connections=1000
    log-bin=mysql-bin
    binlog-format = 'ROW'
    default-authentication-plugin=mysql_native_password
Notice the last line above, this is to reset the old password based
authentication used by MySQL 5.x.
Developers can set empty password as follows:
    > sudo mysql -u root
    ALTER USER 'root'@'localhost' IDENTIFIED BY '';
In libvirt repository, there are two related commits
2019-08-23 13:13 Daniel P. Berrangé            ● rpm: don't enable socket activation in upgrade if --listen present
2019-08-22 14:52 Daniel P. Berrangé            ● remote: forbid the --listen arg when systemd socket activation
In libvirt.spec.in
        /bin/systemctl mask libvirtd.socket >/dev/null 2>&1 || :
        /bin/systemctl mask libvirtd-ro.socket >/dev/null 2>&1 || :
        /bin/systemctl mask libvirtd-admin.socket >/dev/null 2>&1 || :
        /bin/systemctl mask libvirtd-tls.socket >/dev/null 2>&1 || :
        /bin/systemctl mask libvirtd-tcp.socket >/dev/null 2>&1 || :
Co-authored-by: Wei Zhou <w.zhou@global.leaseweb.com>
Co-authored-by: Abhishek Kumar <abhishek.mrt22@gmail.com>
Co-authored-by: Rohit Yadav <rohit.yadav@shapeblue.com>
		
	
			
		
			
				
	
	
		
			82 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			82 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| # Licensed to the Apache Software Foundation (ASF) under one
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| # or more contributor license agreements.  See the NOTICE file
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| # distributed with this work for additional information
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| # regarding copyright ownership.  The ASF licenses this file
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| # to you under the Apache License, Version 2.0 (the
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| # "License"); you may not use this file except in compliance
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| # with the License.  You may obtain a copy of the License at
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| #
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| #   http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing,
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| # software distributed under the License is distributed on an
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| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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| # KIND, either express or implied.  See the License for the
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| # specific language governing permissions and limitations
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| # under the License.
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| import os
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| from .utilities import bash
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| from .cloudException import CloudRuntimeException
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| import mysql.connector
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| 
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| class Database(object):
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|     """Database connection"""
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|     def __init__(self, username, password=None, host='localhost', port='3306', db="cloud"):
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|         self.host = host
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|         self.username = username
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|         self.password = password
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|         self.port = port
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|         self.db = db
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| 
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|     def connect(self):
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|         return mysql.connector.connect(host=self.host,
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|                                        user=self.username,
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|                                        password=self.password,
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|                                        database=self.db)
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| 
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|     def execute(self, statement):
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|         txn = None
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|         try:
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|             txn = self.connect()
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|             cursor = txn.cursor()
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|             cursor.execute(statement)
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|             cursor.close()
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|             txn.commit()
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|             if txn is not None:
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|                 try:
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|                     txn.close()
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|                 except:
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|                     pass
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|         except:
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|             raise CloudRuntimeException("Failed to execute: %s " % statement)
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|         finally:
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|             if txn is not None:
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|                 try:
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|                     txn.close()
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|                 except:
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|                     pass
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| 
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|     def testConnection(self):
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|         try:
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|             conn = self.connect()
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|             conn.ping()
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|             conn.close()
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|             return True
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|         except:
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|             raise CloudRuntimeException("Failed to Connect to DB")
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| 
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|     def executeFromFile(self, file):
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|         if not os.path.exists(file):
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|             return False
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| 
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|         cmdLine = "mysql --host=" + self.host + " --port=" + str(self.port) + " --user=" + self.username
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|         if self.password is not None:
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|             cmdLine += " --password=" + self.password
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| 
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|         cmdLine += " < " + file
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| 
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|         try:
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|             bash(cmdLine)
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|         except:
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|             raise CloudRuntimeException("Failed to execute " + cmdLine)
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