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feat(ansible): add swapfile + resource_limits roles; add CoulombCore to inventory

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T01: roles/swapfile — idempotent 4GB swapfile, vm.swappiness=10, fstab entry
T02: roles/resource_limits — PAM nproc caps (512/1024), systemd user-1000.slice
     memory limits (1500M/512M); templated per-host via host_vars
- inventory/host_vars/CoulombCore.yml — host-specific vars for both roles
- inventory/servers.yaml — add CoulombCore with id_ops SSH key
- inventory_from_yaml.py — load host_vars files into Ansible hostvars
- playbooks/bootstrap.yaml — include swapfile + resource_limits roles
- workplans/WP-0004 — flag T04/T09/T10 needs_human, add CoulombCore-local convergence note

Codifies manual INC-002 hardening. See RAIL-HO-WP-0004-T01/T02.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
tegwick 2026-03-27 01:49:35 +01:00
parent e10789bdd2
commit ff59d4e0f8
11 changed files with 163 additions and 6 deletions
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4
inventory/servers.yaml
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@ -1,4 +1,8 @@
servers:
- name: CoulombCore
ip: 92.205.130.254
ssh_user: tegwick
ssh_key: ~/.ssh/id_ops
- name: Railiance01
ip: 92.205.62.239
ssh_user: tegwick