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Revision 2 (Redmine Admin, 10/26/2026 02:24 AM) → Revision 3/5 (Redmine Admin, 10/26/2026 10:52 AM)

Rocky Linux 10.2 DMZ host (`dmz-web`) running every public web service of MDS as **rootless Podman Quadlet** units under `websvcmaster`, behind **Nginx Proxy Manager** (Let's Encrypt). Shared-nothing: each service has its own network, database, app container and volumes. 

 

 | Stack        | Network           | App container      | DB container    | DB engine     | Public name                 | 
 
 |------------|-----------------|------------------|---------------|-------------|---------------------------| 
 
 | NPM          | all `net-*`       | `nginx-proxy-manager` | —          | —             | host :81/:444 (UI :8181)    | 
 
 | WordPress    | `net-<name>`      | `site-<name>`      | `db-<name>`     | MariaDB 11    | `<domain>` (e.g. www./staging.mdsdefense.com) | 
 
 | Redmine      | `net-redmine`     | `site-redmine`     | `db-redmine`    | PostgreSQL    | `<redmine-domain>`          | 
 
 | Snipe-IT     | `net-snipeit`     | `site-snipeit`     | `db-snipeit`    | MariaDB 11    | `assets.mdsdefense.com`     | 

 

 Naming inversion to remember: containers are `db-<name>`, secrets are `<name>-db-…`. 

 

 ## Pages 

 

 * [[Conventions]] — shell setup, where things live, naming 
 
 * [[NPM]] — reverse proxy, Let's Encrypt, joining a site's network, access lists 
 
 * [[WordPress]] — add-wordpress-site.sh, volumes, MariaDB access, staging → production 
 
 * [[Redmine]] — PostgreSQL, bind mounts, Puma reload, mail relay 
 
 * [[Git Workflow]] — bare repos under /srv/git, who runs what, `deploy-commit.sh`, recovery 
 
 * [[Snipe-IT]] — APP_KEY, proxy env, upgrades, backups 
 
 * [[Operations]] — services, inspecting, env vars, secrets, trailing-newline fix 
 
 * [[Health Check]] — check-sites.sh and the --resolve :444 trick 
 
 * [[Troubleshooting]] — what is up / defined, bringing a site back, 502 triage, boot persistence, reboot checklist 
 
 * [[Releases]] — version history of the cheat sheet and scripts 

 

 ## Repository 

 

 `dmz-web-deploy` (Repository tab) = the host's `~/deploy`: bootstrap/setup scripts, `add-wordpress-site.sh`, `redmine-install.sh`, `check-sites.sh`, `root-bin/deploy-commit.sh`, `quadlet/*` units, and `dmz-web-podman-cheatsheet.md` — the single-file version of this wiki. Secrets are never in the repo; they live only in the Podman secret store. 

 

 ## Working rules 

 

 * Change a unit in the repo working copy (`~/deploy/quadlet/`), commit with `deploy-commit.sh`, then `cp` to `~/.config/containers/systemd/` and `daemon-reload` — never edit the live copy only. 
 
 * Every change to a running service gets an issue here (Maintenance / Update-Upgrade); the permanent outcome goes to the relevant wiki page, the step-by-step log stays in the issue. 
 
 * New secrets: `printf '%s' … | podman secret create` — no trailing newline. 

 ## Available Topics 

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