Files
computer-playbook/plugins/filter
kevinveenbirkenbachandClaude Opus 5 8e535f2ccf fix(env): hand a swarm env value to the container verbatim
_passthrough_swarm quoted and escaped any value containing whitespace,
which contradicts the contract stated at the top of the same module:
docker stack deploy does not strip outer quotes, so the value reaches the
container with them.

Ansible's to_json emits the default ", " separators, so AGENT_PLATFORMS
always carried spaces and arrived as "{\"hermes\": ...}". json.loads then
returned a str rather than a mapping, and sorted(PLATFORMS) in the broker
iterated its characters: the broker advertised one model per character and
never hermes or openclaw, which is why Open WebUI's model list held neither
and the agent-broker specs failed before reaching a completion. The same
encoding mangled AGENT_CONSTRAINT, whose placement expression would have
failed once an agent was reachable.

The branch existed for the opposite consumer: test.env is sourced by bash,
where KEY=one two leaves the variable unset under set -u. Quoting is the
wrong instrument for that, because one filter cannot serve both contracts
keyed on DEPLOYMENT_MODE alone. Both values that join on a space now join
on a comma and their consumers split on one, so no rendered env value needs
quoting to survive the shell.

Two unit tests asserted the quoting while a sibling in the same class
asserted that swarm does not escape a double quote; the pair could not both
hold. They are replaced by one test that renders real JSON and checks the
container receives a mapping. The lint that flags a space-joined value no
longer accepts dotenv_quote as the remedy, since in swarm it no longer
quotes, and its message names the comma instead.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-09-24 13:40:10 +02:00
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2026-08-18 03:22:05 +02:00
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Custom Filter Plugins for Infinito.Nexus

This directory contains custom Ansible filter plugins used within the Infinito.Nexus project.

When to Use a Filter Plugin

  • Transform values: Use filters to transform, extract, reformat, or compute values from existing variables or facts.
  • Inline data manipulation: Filters are designed for inline use in Jinja2 expressions (in templates, tasks, vars, etc.).
  • No external lookups: Filters only operate on data you explicitly pass to them and cannot access external files, the Ansible inventory, or runtime context.

Examples

{{ role_name | get_entity_name }}
{{ my_list | unique }}
{{ user_email | regex_replace('^(.+)@.*$', '\\1') }}

When not to Use a Filter Plugin

  • If you need to load data from an external source (e.g., file, environment, API), use a lookup plugin instead.
  • If your logic requires access to inventory, facts, or host-level information that is not passed as a parameter.

Schema 🗺️

How csp_filters.py assembles one application's Content-Security-Policy. Scope is the header build, not the other filters in this directory.

flowchart TD
    decl["meta/csp.yml<br/>whitelist, flags, hashes"]
    svc["meta/services.yml<br/>services.logout.enabled"]
    flags["csp_filters.py:136<br/>get_csp_flags"]
    grant["csp_filters.py:354<br/>logout grant"]
    wl["csp_filters.py:123<br/>get_csp_whitelist"]
    inj["sys-front-inj-dashboard,<br/>-javascript, -matomo, -logout<br/>add_csp_hash"]
    gate["csp_filters.py:365<br/>hash gate"]
    build["csp_filters.py:203<br/>build_csp_header"]
    header["set $csp<br/>nginx vhost"]

    decl -->|"1. flags read by"| flags
    flags -->|"2. tokens"| build
    svc -->|"3. read by"| grant
    grant -->|"4. adds 'unsafe-inline'<br/>to script-src-elem and -attr"| build
    decl -->|"5. whitelist read by"| wl
    wl -->|"6. tokens"| build
    inj -->|"7. snippets"| gate
    gate -->|"8. hashes, only when<br/>'unsafe-inline' is absent"| build
    build -->|"9. joined string"| header

    grant -.->|"TRIP-WIRE: the token it adds<br/>closes the gate below, so every<br/>registered hash is discarded"| gate
    svc -.->|"TRIP-WIRE: the flag derives from<br/>group_names, so the script policy<br/>follows the round, not the app"| grant
    grant -.->|"TRIP-WIRE: absent from the<br/>smart-defaults docstring, which<br/>names logout only for frame-ancestors"| build

Styles carry 'unsafe-inline' by default; scripts do not. The logout grant is the only path that puts it into a script directive.

Further Reading