new

 66 静态文件

/mydata/OneBlogNginx/nginx-static-1-20260529102123/html

设置 图片存储时的路径 
/mydata/OneBlogNginx/nginx-static-1-20260529102123/html/

具体如图

换服务器时  图片链接地址 替换sql

-- 预览将要更新的记录
SELECT id, content
FROM biz_article
WHERE content LIKE '%123.207.64.127:66/oneblog%';



-- 确认无误后再执行 UPDATE
UPDATE biz_article
SET content = REPLACE(content, '123.207.64.127:66/oneblog', '119.91.109.247:66/oneblog')
WHERE content LIKE '%123.207.64.127:66%';

备份docker的mysql数据库

filename=`date +%Y%m%d`
#直接进行数据表备份 可在linux中直接执行，使用cron来执行备份数据为空
docker exec -it 8895fe7730e5 mysqldump -uroot -p'Ds1*sd'   ddblog >  /root/$filename.sql
 

jdk maven 解决问题

[root@VM-0-3-centos ~]# java -version
openjdk version "17.0.19" 2026-04-21 LTS
OpenJDK Runtime Environment Corretto-17.0.19.10.1 (build 17.0.19+10-LTS)
OpenJDK 64-Bit Server VM Corretto-17.0.19.10.1 (build 17.0.19+10-LTS, mixed mode, sharing)
[root@VM-0-3-centos ~]# mvn -v
The JAVA_HOME environment variable is not defined correctly,
this environment variable is needed to run this program.
[root@VM-0-3-centos ~]# ls -l $(which java)
lrwxrwxrwx 1 root root 22 May 28 21:32 /usr/bin/java -> /etc/alternatives/java
[root@VM-0-3-centos ~]# readlink -f $(which java)
/usr/lib/jvm/java-17-amazon-corretto/bin/java
[root@VM-0-3-centos ~]# dirname $(dirname $(readlink -f $(which java)))
/usr/lib/jvm/java-17-amazon-corretto
[root@VM-0-3-centos ~]# # 将配置添加到 ~/.bashrc
echo 'export JAVA_HOME=/usr/lib/jvm/java-17-amazon-corretto' >> ~/.bashrc
echo 'export PATH=$JAVA_HOME/bin:$PATH' >> ~/.bashrc

# 使配置立即生效
source ~/.bashrc
[root@VM-0-3-centos ~]# # 检查 JAVA_HOME
echo $JAVA_HOME

# 验证 Maven
mvn -v

# 验证 Java
java -version
/usr/lib/jvm/java-17-amazon-corretto
Apache Maven 3.9.9 (8e8579a9e76f7d015ee5ec7bfcdc97d260186937)
Maven home: /mydata/maven
Java version: 17.0.19, vendor: Amazon.com Inc., runtime: /usr/lib/jvm/java-17-amazon-corretto
Default locale: en_US, platform encoding: ANSI_X3.4-1968
OS name: "linux", version: "5.14.0-704.el9.x86_64", arch: "amd64", family: "unix"
openjdk version "17.0.19" 2026-04-21 LTS
OpenJDK Runtime Environment Corretto-17.0.19.10.1 (build 17.0.19+10-LTS)
OpenJDK 64-Bit Server VM Corretto-17.0.19.10.1 (build 17.0.19+10-LTS, mixed mode, sharing)
[root@VM-0-3-centos ~]#