compose

docker/mysql/Dockerfile

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+FROM mysql:8.1
+
+# 时区配置
+ARG TZ=UTC
+ENV TZ ${TIMEZONE}
+RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ >/etc/timezone && chown -R mysql:root /var/lib/mysql/
+
+# 复制自定义的my.cnf
+COPY my.cnf /etc/mysql/conf.d/my.cnf
+
+# my.cnf只读权限
+RUN chmod 0444 /etc/mysql/conf.d/my.cnf
+
+# 暴露3306端口
+EXPOSE 3306
+
+# 启动mysql
+CMD ["mysqld"]

docker/mysql/my.cnf

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+# The MySQL  Client configuration file.
+#
+# For explanations see
+# http://dev.mysql.com/doc/mysql/en/server-system-variables.html
+
+[mysql]
+default-character-set=utf8mb4
+
+[mysqld]
+sql-mode="STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION"
+character-set-server=utf8mb4
+default-authentication-plugin=mysql_native_password