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120 lines
4.2 KiB
120 lines
4.2 KiB
2 years ago
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= colima
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Colima 是一个以最小化设置来在 MacOS 上运行容器运行时和 Kubernetes 的工具。支持 m1，同样也支持 Linux。
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Colima 的名字取自 Container on Lima。Lima 是一个虚拟机工具，可以实现自动的文件共享、端口转发以及 containerd。
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Colima 实际上是通过 Lima 启动了名为 colima 的虚拟机，使用虚拟机中的 containerd 作为容器运行时。
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== 安装
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[source,bash]
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----
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brew install colima
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----
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== 采用 x86_64 架构启动
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[source,bash]
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----
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colima start \
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--cpu 4 \
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--memory 4 \
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--disk 40 \
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--arch x86_64 \
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--vm-type vz \
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--mount-type virtiofs \
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--runtime docker
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----
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== 常用命令
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[source,bash]
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----
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brew install colima # 安装
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brew uninstall colima # 卸载
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colima --version # 显示版本
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colima help # 显示帮助
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colima status # 显示 Colima 运行状态
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colima list # 列出 colima 运行时实例
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colima template # 编辑默认配置模版，该模版用户创建运行时实例,模版文件路径: ~/.colima/_templates
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colima start # 启动 Colima 运行时实例（采用默认配置模版）
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colima stop # 停止 Colima 运行时实例
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colima restart # 重启 Colima 运行时实例
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colima ssh # ssh 到 colima 运行时实例
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colima ssh-config # 显示 SSH 连接配置信息
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colima delete # 删除 Colima 运行时实例
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colima kubernetes # 管理 Kubernetes 集群
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colima nerdctl # 运行 nerdctl (需要 containerd 运行时)
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colima completion # 生成完成 script
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----
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[[colima-containerd-install-oracle-express-21.3.0-xe]]
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== 安装 oracle express:21.3.0-xe
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[source,bash]
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----
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# 显示 docker 上下文
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docker context list
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# 输出结果
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NAME TYPE DESCRIPTION DOCKER ENDPOINT KUBERNETES ENDPOINT ORCHESTRATOR
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colima * moby colima unix:///Users/wangshaoping/.colima/default/docker.sock
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default moby Current DOCKER_HOST based configuration unix:///var/run/docker.sock swarm
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desktop-linux moby unix:///Users/wangshaoping/.docker/run/docker.sock
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# 标记为 * 的表示是当前 docker 上下文
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# colima : colima context
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# default: docker desktop context
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# 通过 docker context use xxx 来切换 docker conext
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# 切换上下文后，在执行 docker 命令时就在当前上下文引擎中执行
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# 由于 oracle 未提供 arm 架构的 docker 镜像, 需要通过 colima 模拟 x86_64 环境的 docker 引擎来运行
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# 切换 docker context 为 colima
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docker context use colima
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# 登录, 首先需要登录到 oracle 的镜像站点中才能下载 oracle 镜像
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docker login container-registry.oracle.com
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# 输入用户名和密码，成功后继续
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# pull 镜像
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docker pull container-registry.oracle.com/database/express:21.3.0-xe
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# 启动容器,
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docker run -d --name oracle \
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-p 1521:1521 \
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-e ORACLE_PWD=Wspsc123 \
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-v /Users/wangshaoping/wspsc/software/docker/volume/oracle_v21.3.0-xe:/opt/mnt \
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container-registry.oracle.com/database/express:21.3.0-xe
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# 进入 oracle 容器
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colima nerdctl exec -it oracle bash
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# 进入 sqlplus
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sqlplus / as sysdba
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# 显示当前数据库
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SQL>show con_name;
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# 显示内容如下:
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# CON_NAME
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# ------------------------------
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# CDB$ROOT
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# 显示可插拔数据库
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SQL>show pdbs;
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# 显示内容如下:
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CON_ID CON_NAME OPEN MODE RESTRICTED
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---------- ------------------------------ ---------- ----------
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2 PDB$SEED READ ONLY NO
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3 XEPDB1 READ WRITE NO
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# 切换到可拔插的数据库 XEPDB1
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SQL>alter session set container=XEPDB1;
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# 创建表空间
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SQL>create tablespace "PLATFORM" logging datafile '/opt/oracle/oradata/XE/XEPDB1/platform.dbf' size 100m autoextend on next 100m extent management local;
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# 创建用户
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SQL>create user "PLATFORM" identified by "platform" default tablespace "PLATFORM" temporary tablespace "TEMP";
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# 授权用户
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SQL>grant connect,resource to "PLATFORM";
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----
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