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Upsun User Documentation

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An access dictionary that defines the access control for roles accessing app environments.

Optional in single-runtime and composable images.

The access dictionary has one allowed key:

Name Allowed values Default Description
ssh admin, contributor, or viewer contributor Defines the minimum role required to access app environments via SSH.

In the following example, only users with admin permissions for the given environment type can access the deployed environment via SSH:

.upsun/config.yaml 
applications:
  APP_NAME:
    type: "python:3.13"
    source:
      root: "/"
    access:
      ssh: admin
.upsun/config.yaml 
applications:
  APP_NAME:
    type: "composable:25.05"
    stack: 
      runtimes: [ "python@3.13" ]
    source:
      root: "/"
    access:
      ssh: admin