API-Docker

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.claude/agents/api-docker-doc-writer.md  view on Meta::CPAN

- **What the client deliberately does not do.** The `CONTAINER ENGINES` section in
  `API::Docker` documents that socket discovery reads `DOCKER_HOST` and the default
  socket and consults no Docker contexts, and contrasts that with other clients. That
  section is a promise about behavior; keep it true or flag it.

Say what is true, do not describe intent as capability — and do not trust a claim of
incapability written down here either. This paragraph used to assert that `tls` and
`cert_path` were unimplemented. They are implemented: `API::Docker::Role::HTTP` carries
a full `IO::Socket::SSL` path, including `tls_insecure` and the `docker` CLI's cert
layout. An agent following that sentence would have written a falsehood into
shipped POD. Check the code for the feature you are about to describe, every time.

`README.md` carries a short synopsis that must not contradict `lib/API/Docker.pm`.

.claude/skills/docker-engine-api/SKILL.md  view on Meta::CPAN

## Versioning

Every path is prefixed `/v1.NN` (`/v1.47/containers/json`). Unversioned paths
work and mean "whatever the daemon defaults to" — fine for `/version` and
`/_ping`, wrong for anything a client should pin.

`GET /version` answers `ApiVersion` (newest supported) and `MinAPIVersion`
(oldest). Negotiate by requesting `/version` unprefixed, then using
`ApiVersion` for everything else. Asking for a version above `ApiVersion` fails
with 400 `client version 1.99 is too new`; below `MinAPIVersion` fails the same
way. A feature added in a later version is simply absent — the daemon returns
404 or silently ignores the query parameter, so a client that assumes a
parameter took effect can be wrong without any error.

## Response shapes

- **204 No Content** is the success case for `start`, `stop`, `kill`, `pause`,
  `remove` and friends. There is no body to decode.
- **304 Not Modified** means the container was already in the requested state —
  starting a running container, stopping a stopped one. It is *not* an error,
  and a client that only special-cases `>= 400` will hand back an empty result

.claude/skills/getty-perl-moo/SKILL.md  view on Meta::CPAN

Where to type and where not, own type libraries, parameter signatures:
**`getty-perl-typing`**.

---

## Decision Guide

| Situation | Use |
|---|---|
| Shared attributes/methods, stable "is-a" | `extends` |
| Optional/horizontal feature | `Moo::Role` + `with` |
| Same pattern, different config | `MooX::Role::Parameterized` |
| Delegate method set to sub-object | `handles` |
| Array/Hash operations on attribute | `Sub::HandlesVia` |
| Logging/validation/caching wrapper | `before`/`around`/`after` |
| Catch constructor typos | `MooX::StrictConstructor` |
| Cross-project boilerplate | `Import::Into` house-style module |
| Named types | `Type::Tiny` / `Types::Standard` |
| Multiple roles define same method | Sequential `with` or refactor |
| Legacy non-Moo parent | `FOREIGNBUILDARGS` |
| Multiple inheritance | Last resort; use `mro 'c3'` |

lib/API/Docker.pm  view on Meta::CPAN

    # Network and volume management
    my $networks = $docker->networks->list;
    my $volumes = $docker->volumes->list;

=head1 DESCRIPTION

API::Docker is a Perl client for the Docker Engine API. It provides a clean
object-oriented interface to manage Docker containers, images, networks, and
volumes.

Key features:

=over

=item * Pure Perl implementation with minimal dependencies

=item * Unix socket and TCP transport, the latter in the clear or over TLS
with client certificates (L</tls>, L</cert_path>)

=item * Automatic API version negotiation

lib/API/Docker.pm  view on Meta::CPAN


=item * L<API::Docker::Error::Truncated> - Raised when the daemon closed
before the response it announced was complete

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/Configs.pm  view on Meta::CPAN


=item * L<API::Docker::API::Secrets> - Secrets, the same shape for values that
must not be readable back

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/Containers.pm  view on Meta::CPAN

returns

=item * L<API::Docker::API::Exec> - Execute commands in containers

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/Distribution.pm  view on Meta::CPAN


=item * L<API::Docker::API::Images> - Image management, including C<push> and
its C<X-Registry-Auth> handling

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/Exec.pm  view on Meta::CPAN

=item * L<API::Docker> - Main Docker client

=item * L<API::Docker::API::Containers> - Container management

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/Images.pm  view on Meta::CPAN


=item * L<API::Docker::Error::Stream> - Raised by C<build>, C<pull>, C<push>
and C<load>

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/Networks.pm  view on Meta::CPAN


=item * L<API::Docker::Type::Network> - the fields C<list> and C<inspect>
return

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/Plugins.pm  view on Meta::CPAN

C</plugins> endpoints exist there. C<< GET /v1.41/plugins >> answers
C<404 Not Found> with
C<< {"cause":"","message":"Path /v1.41/plugins is not supported","response":0} >>
(the C<1.41> there is this client's negotiated API version, echoed back from
the request path -- it moves with negotiation, not a fixed string in the
daemon's error text),
and every other path in this family -- C</plugins/privileges>,
C</plugins/pull>, C</plugins/{name}/json>, C</plugins/{name}/enable> and the
rest -- answers a bare C<404 Not Found> as C<text/plain>, meaning the compat
layer has no route registered for them at all. Managed plugins are a Docker
feature; Podman's own plugin model is not served here. Everything in this
class therefore needs a real Docker daemon.

=head2 What this class returns

L</list> and L</inspect> return L<API::Docker::Type::Plugin> objects carrying
the convenience methods of L<API::Docker::Role::Entity::Plugin>, following
the C<list>/C<inspect> convention every other resource class here follows.
It is B<one> class for both, where containers and images have two: the
swagger answers C<GET /plugins> with an array of the C<Plugin> definition and
C<GET /plugins/{name}/json> with that same definition.

lib/API/Docker/API/Plugins.pm  view on Meta::CPAN


=item * L<API::Docker::Error::Stream> - Raised for a failure reported inside
a 200 event stream by L</install>, L</upgrade> and L</push>

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/Secrets.pm  view on Meta::CPAN


=item * L<API::Docker::API::Configs> - Configs, the same shape without the
secrecy

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/System.pm  view on Meta::CPAN

=over

=item * L<API::Docker> - Main Docker client

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/API/Volumes.pm  view on Meta::CPAN


=item * L<API::Docker::Type::Volume> - the fields C<list>, C<inspect> and
C<create> return

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Config.pm  view on Meta::CPAN

=item * L<API::Docker::API::Configs> - the resource class these objects come from

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Container.pm  view on Meta::CPAN

=item * L<API::Docker::API::Containers> - the resource class these objects come from

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Error/HTTP.pm  view on Meta::CPAN


=item * L<API::Docker::Error::Stream> - Raised instead for a failure reported
inside a stream the daemon already answered with HTTP 200

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Error/Stream.pm  view on Meta::CPAN

=item * L<API::Docker::Role::HTTP> - Raises this error; see its C<ndjson> option

=item * L<API::Docker::API::Images> - C<build>, C<pull> and C<push>

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Error/Timeout.pm  view on Meta::CPAN


=item * L<API::Docker::Error::Stream> - Raised instead for a failure reported
inside a stream the daemon already answered with HTTP 200

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Error/Truncated.pm  view on Meta::CPAN


=item * L<API::Docker::Error::Stream> - Raised instead for a failure reported
inside a stream the daemon already answered with HTTP 200

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Image.pm  view on Meta::CPAN

=item * L<API::Docker::API::Images> - the resource class these objects come from

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Network.pm  view on Meta::CPAN

=item * L<API::Docker::API::Networks> - the resource class these objects come from

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Plugin.pm  view on Meta::CPAN

=item * L<API::Docker::API::Plugins> - the resource class these objects come from

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Role/Entity.pm  view on Meta::CPAN

=item * L<API::Docker::Role::Entity::Container> - the container entity

=item * L<API::Docker::Role::Type> - the generated classes' own behaviour

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Role/Entity/Config.pm  view on Meta::CPAN

that cannot be read back

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Role/Entity/Container.pm  view on Meta::CPAN

C<inspect> returns

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Role/Entity/Image.pm  view on Meta::CPAN

=item * L<API::Docker::Type::ImageInspect> - the fields C<inspect> returns

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Role/Entity/Network.pm  view on Meta::CPAN

return

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Role/Entity/Plugin.pm  view on Meta::CPAN


C<< $plugin->settings->env >> is a list of C<KEY=value> B<strings>, which is
what L</configure> takes. C<< $plugin->config->env >> is a list of
L<API::Docker::Type::PluginEnv> objects describing those same variables --
same field name, two shapes. The daemon flattens the one into the other when
the plugin is installed. L</configure> writes to the settings, never to the
config.

=head2 Not available on Podman

Managed plugins are a Docker feature: none of these endpoints exist on
Podman, so nothing in this role works against it. See
L<API::Docker::API::Plugins/"Not available on Podman">.

Why the methods are a role applied to a generated class rather than a class
of their own: L<API::Docker::Role::Entity/DESCRIPTION>.

=head2 inspect

    my $fresh = $plugin->inspect;

lib/API/Docker/Role/Entity/Plugin.pm  view on Meta::CPAN

return

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>

lib/API/Docker/Role/Entity/Secret.pm  view on Meta::CPAN

value

=item * L<API::Docker::Role::Entity> - why the methods live in a role

=back

=head1 SUPPORT

=head2 Issues

Please report bugs and feature requests on GitHub at
L<https://github.com/Getty/p5-api-docker/issues>.

=head1 CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

=head1 AUTHOR

Torsten Raudssus <getty@cpan.org>



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