10.4.2. 参数
模板的 parameter 部分列出了可覆盖的参数列表。您可以使用以下命令并指定要使用的文件来通过 CLI 列出它们：
$ oc process --parameters -f <filename>
或者，如果模板已上传：
$ oc process --parameters -n <project> <template_name>
例如，下面显示了在默认 openshift 项目中列出其中一个 Quickstart 模板的参数时的输出：
$ oc process --parameters -n openshift rails-postgresql-example
NAME DESCRIPTION GENERATOR VALUE
SOURCE_REPOSITORY_URL The URL of the repository with your application source code https://github.com/sclorg/rails-ex.git
SOURCE_REPOSITORY_REF Set this to a branch name, tag or other ref of your repository if you are not using the default branch
CONTEXT_DIR Set this to the relative path to your project if it is not in the root of your repository
APPLICATION_DOMAIN The exposed hostname that will route to the Rails service rails-postgresql-example.openshiftapps.com
GITHUB_WEBHOOK_SECRET A secret string used to configure the GitHub webhook expression [a-zA-Z0-9]{40}
SECRET_KEY_BASE Your secret key for verifying the integrity of signed cookies expression [a-z0-9]{127}
APPLICATION_USER The application user that is used within the sample application to authorize access on pages openshift
APPLICATION_PASSWORD The application password that is used within the sample application to authorize access on pages secret
DATABASE_SERVICE_NAME Database service name postgresql
POSTGRESQL_USER database username expression user[A-Z0-9]{3}
POSTGRESQL_PASSWORD database password expression [a-zA-Z0-9]{8}
POSTGRESQL_DATABASE database name root
POSTGRESQL_MAX_CONNECTIONS database max connections 10
POSTGRESQL_SHARED_BUFFERS database shared buffers 12MB该输出标识了在处理模板时使用类似正则表达式的生成器生成的几个参数。
