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30 lines
1.0 KiB
30 lines
1.0 KiB
#!/bin/bash |
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# 配置属性 |
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DB_HOST="139.9.72.189" |
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DB_PORT="8052" |
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DB_USER="root" |
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DB_PASS="kanglai@2022" |
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DB_NAMES="db_kicc db_kicc_config db_kics db_kanglai" |
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ROOT_DIR="/opt/database-backup/mysql-backup" |
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BACKUP_DIR="${ROOT_DIR}/$(date +%Y-%m-%d)" |
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if [ -d $BACKUP_DIR ]; then |
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echo "今天已经备份过了无法覆盖备份需要覆盖备份请先删除今天的备份目录" |
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else |
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for DB_NAME in $DB_NAMES |
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do |
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echo "开始备份${DB_NAME}..." |
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TABLE_PATH=${BACKUP_DIR}/${DB_NAME}/Tables DB_PATH=${BACKUP_DIR}/${DB_NAME}/Database |
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mkdir -p $TABLE_PATH $DB_PATH |
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# 执行 MyDumper 备份命令（直接连接远程MySQL服务器执行备份） |
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mydumper -h $DB_HOST -P $DB_PORT -u $DB_USER -p $DB_PASS -B $DB_NAME -o $TABLE_PATH -s 104857600 |
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# 合并备份文件为一个 SQL 文件 |
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find $TABLE_PATH -name "*.sql" -exec cat {} >> "${DB_PATH}/${DB_NAME}.sql" \; |
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echo "${DB_NAME}备份完毕." |
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done |
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fi |
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# 清除超过30天未修改的备份目录 |
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find $ROOT_DIR -type d -mtime +30 -exec rm -rf {} \; |
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