ansible/docs/guides/app_stack_proxmox.md
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feat(app_setup): Improves deployment reliability for app projects and adds support for mirrormatch deployment with Prisma/Next.js requirements. (#5)
## Summary

Improves deployment reliability for app projects and adds support for mirrormatch deployment with Prisma/Next.js requirements.

## Changes

### Core Improvements (affects all app projects)

1. **Deploy Script (`deploy_app.sh.j2`)**
   - Fixed clone logic to handle non-git directories gracefully
   - Preserves `.env.*` files during repository clone
   - Uses temporary directory for initial clone to avoid permission issues
   - Added `sudo` to systemctl restart commands (appuser needs sudo for service management)

2. **Environment Template (`env.j2`)**
   - Removed comment lines to prevent `xargs` errors when sourcing env files
   - Cleaner, more reliable env file format

3. **App Setup Role (`app_setup/tasks/main.yml`)**
   - Added initial deploy task to run deploy script during first configure
   - Ensures app is fully deployed before systemd service starts

4. **Configure Playbook (`configure_app.yml`)**
   - Fixed migrate command precedence: checks `env_def.backend_migrate_cmd` first
   - Allows per-environment override of migrate commands (e.g., `db:push` for dev/qa)

### Mirrormatch-Specific Configuration

- Added `mirrormatch` project definition with dev/qa/prod environments
- Configured `backend_migrate_cmd: "npm run db:push"` for dev/qa (no shadow DB needed)
- Added `backend_seed_cmd` support for dev/qa environments
- Configured NextAuth v5 environment variables (`AUTH_TRUST_HOST`)

### Documentation

- Updated `docs/guides/app_stack_proxmox.md` with:
  - Project-specific configuration examples
  - Environment file naming notes
  - Command precedence documentation

## Impact Analysis

###  Backward Compatible

- **pote**: No impact (uses separate `pote` role)
- **punimTagFE/BE**: Will benefit from improved deploy script, no breaking changes
- **mirrormatch**: Uses new features, fully supported

### Project-Specific Configs (isolated)

All mirrormatch-specific settings are in `app_projects.mirrormatch` and don't affect other projects:
- `backend_migrate_cmd: "npm run db:push"` (per-environment)
- `backend_seed_cmd: "npm run db:seed"` (per-environment)
- `AUTH_TRUST_HOST: "true"` (in env_vars)

## Testing

-  Mirrormatch dev environment successfully deployed
-  Service starts correctly after deployment
-  Environment variables loaded properly
-  Database schema pushed and seeded

## Related

Fixes deployment issues encountered during mirrormatch setup:
- Non-git directory handling
- Env file preservation during clone
- Service restart permissions
- Prisma migrate vs db:push workflow

Reviewed-on: #5
2026-01-04 16:59:48 -05:00

153 lines
4.9 KiB
Markdown

# Proxmox App Projects (LXC-first)
This guide documents the **modular app-project stack** that provisions Proxmox guests (dev/qa/prod) and configures a full-stack app layout on them.
## What you get
- Proxmox provisioning via API (currently **LXC**; VM support remains via existing `roles/proxmox_vm` KVM path)
- A deployment user (`appuser`) with your SSH key
- `/srv/app/backend` and `/srv/app/frontend`
- Env file `/srv/app/.env.<dev|qa|prod>`
- `/usr/local/bin/deploy_app.sh` to pull the right branch and restart services
- systemd services:
- `app-backend.service`
- `app-frontend.service`
## Where to configure projects
Edit:
- `inventories/production/group_vars/all/main.yml`
Under `app_projects`, define projects like:
- `projectA.repo_url`
- `projectA.envs.dev|qa|prod.ip/gateway/branch`
- `projectA.guest_defaults` (cores/memory/rootfs sizing)
- `projectA.deploy.*` (install/build/migrate/start commands)
- Optional: per-env `backend_seed_cmd` (e.g., `npm run db:seed` for dev/qa)
Adding **projectB** is just adding another top-level `app_projects.projectB` entry.
## Proxmox credentials (vault)
This repo already expects Proxmox connection vars in vault (see existing Proxmox playbooks). Ensure these exist in:
- `inventories/production/group_vars/all/vault.yml` (encrypted)
Common patterns:
- `vault_proxmox_host`: `10.0.10.201`
- `vault_proxmox_user`: e.g. `root@pam` or `ansible@pve`
- `vault_proxmox_node`: e.g. `pve`
- Either:
- `vault_proxmox_password`, or
- `vault_proxmox_token` + `vault_proxmox_token_id`
## Debian LXC template
The LXC provisioning uses `lxc_ostemplate`, defaulting to a Debian 12 template string like:
`local:vztmpl/debian-12-standard_12.7-1_amd64.tar.zst`
If your Proxmox has a different template filename, change `lxc_ostemplate` in `inventories/production/group_vars/all/main.yml`.
## Running it
Provision + configure one project:
```bash
ansible-playbook -i inventories/production playbooks/app/site.yml -e app_project=projectA
```
Provision + configure all projects in `app_projects`:
```bash
ansible-playbook -i inventories/production playbooks/app/site.yml
```
Only provisioning (Proxmox API):
```bash
ansible-playbook -i inventories/production playbooks/app/provision_vms.yml -e app_project=projectA
```
Only OS/app configuration:
```bash
ansible-playbook -i inventories/production playbooks/app/configure_app.yml -e app_project=projectA
```
### Limiting to a single env (dev/qa/prod)
- Pass `-e app_env=dev` (or qa/prod) to provision/configure only that environment for the selected project.
- Example (provision dev only):
```bash
ansible-playbook -i inventories/production playbooks/app/provision_vms.yml -e app_project=mirrormatch -e app_env=dev
```
Configure/dev only:
```bash
ansible-playbook -i inventories/production playbooks/app/configure_app.yml -e app_project=mirrormatch -e app_env=dev
```
### Example: mirrormatch project
- Config lives in `inventories/production/group_vars/all/main.yml` under `app_projects.mirrormatch` (dev/qa/prod guests, repo URL, migrate/start commands, env vars).
- Secrets live in the vault: `vault_mirrormatch_database_url_*` (and optional `vault_mirrormatch_shadow_database_url_*`), plus an optional repo deploy key `vault_mirrormatch_git_ssh_key`.
- Run end-to-end:
```bash
make app PROJECT=mirrormatch
```
Run provisioning only / configure only:
```bash
make app-provision PROJECT=mirrormatch
make app-configure PROJECT=mirrormatch
```
## Optional: SSH aliases on your workstation
To write `~/.ssh/config` entries (disabled by default):
```bash
ansible-playbook -i inventories/production playbooks/app/ssh_client_config.yml -e manage_ssh_config=true -e app_project=projectA
```
This creates aliases like `projectA-dev`, `projectA-qa`, `projectA-prod`.
## Project-Specific Configuration
### Environment-Specific Commands
Projects can override deploy commands per environment:
```yaml
envs:
dev:
backend_migrate_cmd: "npm run db:push" # Override default migrate command
backend_seed_cmd: "npm run db:seed" # Optional: seed database
```
**Precedence order:**
1. `env_def.backend_migrate_cmd` (per-environment override)
2. `project_def.deploy.backend_migrate_cmd` (project default)
3. Global default (`npm run migrate`)
### Environment File Naming
The systemd service uses `EnvironmentFile=/srv/app/.env.<env>` (e.g., `.env.dev`). Systemd loads these variables into the service environment.
**Note:** Next.js has its own env file loading that looks for `.env`, `.env.local`, `.env.production`, etc. If your Next.js app isn't reading env vars, consider:
- Using `.env.local` for dev (Next.js loads this automatically)
- Or ensure your app reads from `process.env` (systemd-injected vars)
### Project Types
- **Standard Node.js apps** (mirrormatch, punimTagBE/FE): Use `app_setup` role
- **Python apps** (pote): Use `pote` role (completely separate deployment path)
Changes to `app_setup` role affect all Node.js projects but are backward-compatible.