尊龙凯时人生就是博

ÔõÑùÔÚLinuxÉÏÉèÖø߿ÉÓõÄÊý¾Ý¿âÖ÷´Ó¸´ÖƼà¿Ø

ÔõÑùÔÚlinuxÉÏÉèÖø߿ÉÓõÄÊý¾Ý¿âÖ÷´Ó¸´ÖƼà¿Ø

СÐò£º

ÔÚÏÖ´úµÄÊÖÒÕÇéÐÎÖУ¬Êý¾Ý¿âÊÇÒ»¸öÒªº¦×é¼þ£¬Ðí¶àÓ¦ÓóÌÐòÒÀÀµÓÚËüÃÇ ¡£³öÓÚ¿ÉÓÃÐÔºÍÊý¾Ý±£»¤µÄ˼Á¿£¬Êý¾Ý¿âµÄ¸ß¿ÉÓÃÐÔºÍÖ÷´Ó¸´Öƶ¼ÊǺÜÊÇÖ÷ÒªµÄ¹¦Ð§ ¡£±¾ÎĽ«ÏÈÈÝÔõÑùÔÚlinuxÉÏÉèÖø߿ÉÓõÄÊý¾Ý¿âÖ÷´Ó¸´ÖƼà¿Ø£¬Í¨¹ýʾÀý´úÂëÀ´ÑÝʾ²Ù×÷°ì·¨ ¡£

Ö÷´Ó¸´ÖƵÄÊÂÇéÔ­Àí£º

Ö÷´Ó¸´ÖÆÊÇÒ»ÖÖ³£¼ûµÄÊý¾Ý¿â¸´ÖÆÒªÁ죬ÆäÖÐÒ»¸öÊý¾Ý¿âЧÀÍÆ÷×÷ΪÖ÷ЧÀÍÆ÷£¨Master£©£¬¶øÆäËûЧÀÍÆ÷Ôò×÷Ϊ´ÓЧÀÍÆ÷£¨Slave£© ¡£Ö÷ЧÀÍÆ÷ÎüÊÕµ½µÄд²Ù×÷½«±»¸´ÖƵ½´ÓЧÀÍÆ÷ ¡£ÕâÖּܹ¹ÌṩÁËÊý¾ÝÈßÓà¡¢¶ÁдÊèÉ¢ºÍ¹ÊÕϻָ´µÄÀûÒæ ¡£

ÉèÖÃÖ÷ЧÀÍÆ÷£º

Ê×ÏÈ£¬ÎÒÃÇÐèҪװÖÃÊý¾Ý¿âЧÀÍÆ÷ ¡£±¾ÎÄÒÔMySQLΪÀý ¡£

×°ÖÃMySQLЧÀÍÆ÷£º

sudo apt update
sudo apt install mysql-server

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÉèÖÃÖ÷ЧÀÍÆ÷£º

±à¼­MySQLÉèÖÃÎļþ£º

sudo nano /etc/mysql/mysql.conf.d/mysqld.cnf

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÔÚÎļþÖÐÕÒµ½ÒÔÏÂÐУ¬²¢¾ÙÐÐÐ޸ģº

bind-address            = 0.0.0.0
server-id               = 1
log_bin                 = /var/log/mysql/mysql-bin.log

µÇ¼ºó¸´ÖÆ

ÖØÆôMySQLЧÀÍ£º

sudo systemctl restart mysql

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÉèÖôÓЧÀÍÆ÷£º

×°ÖÃMySQLЧÀÍÆ÷£º

sudo apt update
sudo apt install mysql-server

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÉèÖôÓЧÀÍÆ÷£º

±à¼­MySQLÉèÖÃÎļþ£º

sudo nano /etc/mysql/mysql.conf.d/mysqld.cnf

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÔÚÎļþÖÐÕÒµ½ÒÔÏÂÐУ¬²¢¾ÙÐÐÐ޸ģº

bind-address            = 0.0.0.0
server-id               = 2
log_bin                 = /var/log/mysql/mysql-bin.log
relay_log               = /var/log/mysql/mysql-relay-bin.log

µÇ¼ºó¸´ÖÆ

ÖØÆôMySQLЧÀÍ£º

sudo systemctl restart mysql

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÉèÖÃÖ÷´Ó¹Øϵ£º

ÔÚÖ÷ЧÀÍÆ÷ÉϽ¨ÉèÒ»¸öÓÃÓÚ¸´ÖƵÄÓû§£º

mysql -u root -p
GRANT REPLICATION SLAVE ON *.* TO 'replication_user'@'%' IDENTIFIED BY 'password';
FLUSH PRIVILEGES;
EXIT;

µÇ¼ºó¸´ÖÆ

ÔÚ´ÓЧÀÍÆ÷ÉÏÉèÖÃÖ÷ЧÀÍÆ÷ÐÅÏ¢£º

mysql -u root -p
CHANGE MASTER TO MASTER_HOST='Ö÷ЧÀÍÆ÷µÄIPµØµã', MASTER_USER='replication_user', MASTER_PASSWORD='password';
START SLAVE;
EXIT;

µÇ¼ºó¸´ÖÆ

ÑéÖ¤Ö÷´Ó¸´ÖÆÊÇ·ñÕý³£ÊÂÇ飺

ÔÚÖ÷ЧÀÍÆ÷ÉϽ¨ÉèÒ»¸öÊý¾Ý¿âºÍ±í£¬²¢²åÈëһЩÊý¾Ý ¡£È»ºó£¬ÔÚ´ÓЧÀÍÆ÷ÉÏÑéÖ¤ÊÇ·ñÄܹ»¿´µ½ÏìÓ¦µÄÊý¾Ý ¡£

ÉèÖüà¿Ø£º

ΪÁËÈ·±£Êý¾Ý¿âÖ÷´Ó¸´ÖƵĸ߿ÉÓÃÐÔ£¬ÎÒÃÇÐèÒª¼à¿ØÆä״̬£¬²¢ÊµÊ±·¢Ã÷ºÍ´¦Àí¹ÊÕÏ ¡£ÏÂÃæÊÇÒ»¸öʹÓÃPython±àдµÄ¼òÆÓ¼à¿Ø¾ç±¾ ¡£

×°ÖÃËùÐèµÄPython°ü£º

sudo apt update
sudo apt install python3-pip
pip3 install mysql-connector-python
pip3 install smtplib

µÇ¼ºó¸´ÖÆ

½¨Éèmonitor.pyÎļþ£¬²¢½«ÒÔÏ´úÂ븴ÖƵ½ÎļþÖУº

import smtplib
import mysql.connector
from email.mime.text import MIMEText

def send_email(message):
 sender = "your_email@gmail.com"
 receiver = "recipient_email@gmail.com"
 subject = "Database Replication Alert"
 msg = MIMEText(message)
 msg['Subject'] = subject
 msg['From'] = sender
 msg['To'] = receiver

 try:
     with smtplib.SMTP_SSL('smtp.gmail.com', 465) as smtp:
         smtp.login(sender, "your_password")
         smtp.sendmail(sender, receiver, msg.as_string())
         print("Email sent successfully!")
 except Exception as e:
     print("Email failed to send: " + str(e))

def monitor_replication():
 try:
     connection = mysql.connector.connect(host="localhost", user="replication_user", password="password", database="test")
     cursor = connection.cursor()
     cursor.execute("SELECT COUNT(*) FROM my_table")
     result = cursor.fetchone()
     cursor.close()
     connection.close()
     print("Replication is working fine, number of records: " + str(result[0]))
 except mysql.connector.Error as error:
     message = "Replication failed: " + str(error)
     print(message)
     send_email(message)

if __name__ == "__main__":
 monitor_replication()

µÇ¼ºó¸´ÖÆ

ÐÞ¸Ämonitor.pyÖеÄÉèÖÃÐÅÏ¢£¬°üÀ¨·¢¼þÈ˺ÍÊÕ¼þÈ˵ÄÓÊÏäµØµã£¬ÒÔ¼°·¢¼þÈ˵ÄÓÊÏäÃÜÂë ¡£

ÔËÐÐmonitor.py¾ç±¾£¬¿ÉÒÔ½«Æä¼ÓÈë׼ʱʹÃüÖУ¬ÒÔ°´ÆÚ¼à¿ØÊý¾Ý¿âÖ÷´Ó¸´ÖƵÄ״̬ ¡£

½áÂÛ£º

ͨ¹ýÒÔÉÏ°ì·¨£¬ÎÒÃÇ¿ÉÒÔÔÚLinuxÉÏÉèÖø߿ÉÓõÄÊý¾Ý¿âÖ÷´Ó¸´ÖƼà¿Ø ¡£Ò»Á¬¼à¿ØÊý¾Ý¿âµÄ״̬¹ØÓÚ¹ÊÕϻָ´ºÍ¿ÉÓÃÐÔÊÇÖÁ¹ØÖ÷ÒªµÄ ¡£Ê¹ÓÃʾÀý´úÂ룬ÎÒÃÇ¿ÉÒÔʵʱ·¢Ã÷²¢´¦ÀíÊý¾Ý¿âÖ÷´Ó¸´ÖƵÄÎÊÌ⣬´Ó¶øÈ·±£ÓªÒµµÄƽÎÈÔËÐÐ ¡£

ÒÔÉϾÍÊÇÔõÑùÔÚLinuxÉÏÉèÖø߿ÉÓõÄÊý¾Ý¿âÖ÷´Ó¸´ÖƼà¿ØµÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡

ÃâÔð˵Ã÷£ºÒÔÉÏչʾÄÚÈÝȪԴÓÚÏàÖúýÌå¡¢ÆóÒµ»ú¹¹¡¢ÍøÓÑÌṩ»òÍøÂçÍøÂçÕûÀí£¬°æȨÕùÒéÓë±¾Õ¾Î޹أ¬ÎÄÕÂÉæ¼°¿´·¨Óë¿´·¨²»´ú±í尊龙凯时人生就是博ÂËÓÍ»úÍø¹Ù·½Ì¬¶È£¬Çë¶ÁÕß½ö×ö²Î¿¼ ¡£±¾ÎĽӴýתÔØ£¬×ªÔØÇë˵Ã÷À´ÓÉ ¡£ÈôÄúÒÔΪ±¾ÎÄÇÖÕ¼ÁËÄúµÄ°æȨÐÅÏ¢£¬»òÄú·¢Ã÷¸ÃÄÚÈÝÓÐÈκÎÉæ¼°ÓÐÎ¥¹«µÂ¡¢Ã°·¸Ö´·¨µÈÎ¥·¨ÐÅÏ¢£¬ÇëÄúÁ¬Ã¦ÁªÏµ尊龙凯时人生就是博ʵʱÐÞÕý»òɾ³ý ¡£

Ïà¹ØÐÂÎÅ

ÁªÏµ尊龙凯时人生就是博

18523999891

¿É΢ÐÅÔÚÏß×Éѯ

ÊÂÇéʱ¼ä£ºÖÜÒ»ÖÁÖÜÎ壬9:30-18:30£¬½ÚãåÈÕÐÝÏ¢

QR code
sitemap¡¢ÍøÕ¾µØͼ