# CapsuleOperationType

What a command queued on a capsule run does: run a shell command, or change the running capsule.

**Kind:** a string enum, used in requests and responses.

## Values

| Value | Description |
|---|---|
| `"Command"` | Run a shell command. |
| `"MountVfs"` | Mount a virtual file system. |
| `"UnmountVfs"` | Unmount a virtual file system. |
| `"MountSecret"` | Mount a secret as a file. |
| `"UnmountSecret"` | Remove a mounted secret. |
| `"AddUser"` | Create a Linux user. |
| `"RemoveUser"` | Remove a Linux user. |
| `"InstallPackage"` | Install a Debian package. |
| `"RemovePackage"` | Remove a Debian package. |
| `"Terminate"` | Stop the capsule run. |

New values can appear, so treat one you don't know as "something else", not as an error.

## Where it's used

- Inside [`CapsuleProcessCommand`](https://docs.maitento.com/reference/types/capsule-process-command.md)