When a machine is deleted with `clan machines delete`, remove its
vars and legacy secrets, and update any secrets that reference the
machine's key.
This command is a superset of `clan secrets machine delete`, and I am
wondering if we could remove the `clan secrets machine` subcommand,
unless there is an use case for having a machine defined without its
key, and any secrets/vars?
Note:
- This deletes the `ListSecretsOptions` dataclass, as it did not seem to
bring any value, especially since `list_secrets` was receiving its
individual members instead of the whole dataclass. We can always bring
it back if complexity grows to demand it.
- Move public keys collection to a class method on `SopsKey`, and
implement collection for each key type in `KeyType`, this helps make
the code more generic ;
- Replace `Operation.__call__` by `run` (`sops.run` if you import the
entire module), that allows us to dedent the code so that's cool ;
- Fix exception handling when trying to get a in-memory temporary file ;
- Make Executor cuter 😵🪦.
This forces sops to use our config file, otherwise if any of the
environment variables set to specify recipients is present then
`--config` will be ignored (see [env_check]).
That's simple enough, still I ended up refactoring how we call sops for
correctness, and to align with its behavior. The code now distinguishes
between public and private keys explicitly. `secrets.decrypt_secret`
does not try to lookup for public and private keys anymore.
With this changeset, some people might have to adjust their environment
as public age and PGP keys will be discovered like sops would do. In
particular if multiple public keys are discovered, then the user will
have to specify which one to use for the clan.
This also makes the following changes:
- try to use `/dev/shm` when swapping a secret (it's what [pass] does
fwiw);
- alias immediate values for readability;
- remove some float comparison that could never succeed, and use sops'
exit status instead;
- remove unused function `maybe_get_sops_key`.
[env_check]: 8c567aa8a7/cmd/sops/main.go (L2229)
[pass]: http://passwordstore.org/
When the users of a secret change, when for example a new admin user is added, an error will be thrown when generating vars, prompting the user to pass --fix to re-encrypt the secrets
To use a PGP key instead of an age key you can set `SOPS_PGP_FP`. (You
can use `gpg -k --fingerprint --fingerprint` to get your PGP encryption
key fingerprint, remove spaces from it).
The internal manifest file already supported a type field, and so I built
from there.
With those changes, I was able to add my PGP key, and update all my
secrets with it, instead of the age key originally generated:
```
% clan secrets key show | jq
{
"key": "ADB6276965590A096004F6D1E114CBAE8FA29165",
"type": "pgp"
}
% clan secrets key update
% for s in $(clan secrets list) ; do clan secrets users add-secret kal-pgp-from-2022-12-to-2024-12 "$s"; done
% for s in $(clan secrets list) ; do clan secrets users remove-secret --debug kal "$s" ; done
```
