红帽全球峰会2.3. 构建定义文件
安装 Ansible Builder 后，您可以创建一个定义文件，Ansible Builder 用来创建自动化执行环境镜像。构建自动化执行环境文件的高级别流程是 Ansible Builder 读取和验证您的定义文件，然后创建一个 Continerfile，最后将 Containerfile 传递给 Podman，然后打包并创建自动化执行环境文件。创建的定义文件采用 yaml 格式，包含不同的部分。如需有关定义文件内容的更多信息，请参阅定义文件内容的明细。
以下是定义文件的示例：
例 2.1. 定义文件
version: 1
build_arg_defaults:
ANSIBLE_GALAXY_CLI_COLLECTION_OPTS: "-v"
dependencies:
galaxy: requirements.yml
python: requirements.txt
system: bindep.txt
additional_build_steps:
prepend: |
RUN whoami
RUN cat /etc/os-release
append:
- RUN echo This is a post-install command!
- RUN ls -la /etc有关这些定义文件参数的更多信息，请参阅定义文件内容的明细。
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