Files
computer-playbook/roles/sys-ca-selfsigned/README.md
kevinveenbirkenbachandClaude Opus 5 c55f508e05 feat(readme): draw mandatory and disabled service relations
The cosmos generator linked a consumer to its provider only through an
'<role>' in group_names reference or an explicit provides: name. A hard
dependency has neither -- pinning the provider on unconditionally is
exactly what removes the Jinja reference the generator was reading -- so
web-svc-asset's bond to web-svc-file vanished from the diagram the moment
it became binding. Match a service key against the provider's own primary
key from the registry, in both directions.

Services the role turns off drew a solid 1:1 edge, claiming a mandatory
relationship for something that carries nothing at deploy time. They now
render as a red 0..0 edge; edge merging gained a real precedence so a
provider consumed through two keys stays live when only one is off.

Named colour, not hex: a '#' opens an entity code in the mermaid lexer and
turns the whole diagram into a parse error on GitHub.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-17 18:02:31 +02:00

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Markdown

# sys-ca-selfsigned
## Description
Creates (once) a local Root CA (self-signed) for the Infinito.Nexus environment.
This role provisions:
- Root CA private key: `{{ CA_ROOT.key_host }}`
- Root CA certificate: `{{ CA_ROOT.cert_host }}`
The generated Root CA certificate can be injected into containers (e.g. via `sys-svc-compose-ca`) so that containers trust your internal TLS endpoints.
## Overview
This role provisions a local Root CA (self-signed, CA:TRUE) for trusting internal TLS endpoints. Produces /etc/infinito.nexus/ca/root-ca.crt for sys-svc-compose-ca injection.
## Cosmos
The diagram places sys-ca-selfsigned in the Infinito.Nexus cosmos: the components it deploys (capabilities), the central services it consumes (dependencies), and its outward reach (federation and bridged external networks).
```mermaid
flowchart LR
subgraph role [sys-ca-selfsigned 💻]
svc_ca_selfsigned["ca-selfsigned"]
end
```
Solid `1:1` edges are fixed relationships; dashed `0..1` edges are conditional (enabled only in matching deployments); red `0..0` edges are turned off in this role. Node markers show the role's deploy modes (💻 host, 🐳 compose, 🐝 swarm); ❌ marks a service that is explicitly turned off, and ⚙️ an Ansible role dependency declared in `meta/main.yml`.
## Features
- **Automated provisioning:** Configured by Ansible without manual steps.
## Outputs
- `CA_ROOT.cert_host` (default: `/etc/infinito.nexus/ca/root-ca.crt`)
- `CA_ROOT.key_host` (default: `/etc/infinito.nexus/ca/root-ca.key`)
## Inputs
- `CA_ROOT` (mapping)
- `base_dir` (string): base directory for CA files
- `cert_host` (string): host path to Root CA certificate
- `key_host` (string): host path to Root CA private key
- `openssl_conf_host` (string): host path for generated openssl.cnf
- `days` (int): certificate validity
- `key_bits` (int): RSA key size
- `subject` (mapping): DN fields (C/O/OU/CN)
- `force_regen` (bool): if true, remove and regenerate key/cert
## Notes
- The Root CA private key is generated **unencrypted** (automation-friendly). Protect file permissions.
- This role does **not** sign leaf certificates. It only provisions the Root CA.
## Credits
Implemented by **[Kevin Veen-Birkenbach](https://www.veen.world)**.
Part of the [Infinito.Nexus Project](https://s.infinito.nexus/code) and maintained by [Kevin Veen-Birkenbach](https://www.veen.world).
Licensed under the [Infinito.Nexus Community License (Non-Commercial)](https://s.infinito.nexus/license).