207 lines
7.5 KiB
HTML
207 lines
7.5 KiB
HTML
<!doctype html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>MPR - Architecture</title>
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<link rel="stylesheet" href="styles.css" />
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</head>
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<body>
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<h1>MPR - Media Processor</h1>
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<p>
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Media transcoding platform with dual execution modes: local (Celery
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+ MinIO) and cloud (AWS Step Functions + Lambda + S3).
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</p>
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<nav>
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<a href="#overview">System Overview</a>
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<a href="#data-model">Data Model</a>
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<a href="#job-flow">Job Flow</a>
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<a href="#media-storage">Media Storage</a>
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</nav>
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<h2 id="overview">System Overview</h2>
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<div class="diagram-container">
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<div class="diagram">
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<h3>Local Architecture (Development)</h3>
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<object type="image/svg+xml" data="01a-local-architecture.svg">
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<img
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src="01a-local-architecture.svg"
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alt="Local Architecture"
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/>
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</object>
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<a href="01a-local-architecture.svg" target="_blank"
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>Open full size</a
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>
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</div>
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<div class="diagram">
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<h3>AWS Architecture (Production)</h3>
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<object type="image/svg+xml" data="01b-aws-architecture.svg">
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<img
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src="01b-aws-architecture.svg"
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alt="AWS Architecture"
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/>
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</object>
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<a href="01b-aws-architecture.svg" target="_blank"
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>Open full size</a
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>
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</div>
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</div>
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<div class="legend">
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<h3>Components</h3>
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<ul>
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<li>
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<span class="color-box" style="background: #e8f4f8"></span>
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Reverse Proxy (nginx)
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</li>
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<li>
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<span class="color-box" style="background: #f0f8e8"></span>
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Application Layer (Django Admin, FastAPI + GraphQL, Timeline
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UI)
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</li>
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<li>
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<span class="color-box" style="background: #fff8e8"></span>
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Worker Layer (Celery local mode)
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</li>
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<li>
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<span class="color-box" style="background: #fde8d0"></span>
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AWS (Step Functions, Lambda - cloud mode)
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</li>
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<li>
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<span class="color-box" style="background: #f8e8f0"></span>
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Data Layer (PostgreSQL, Redis)
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</li>
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<li>
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<span class="color-box" style="background: #f0f0f0"></span>
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S3 Storage (MinIO local / AWS S3 cloud)
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</li>
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</ul>
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</div>
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<h2 id="data-model">Data Model</h2>
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<div class="diagram-container">
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<div class="diagram">
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<h3>Entity Relationships</h3>
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<object type="image/svg+xml" data="02-data-model.svg">
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<img src="02-data-model.svg" alt="Data Model" />
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</object>
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<a href="02-data-model.svg" target="_blank">Open full size</a>
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</div>
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</div>
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<div class="legend">
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<h3>Entities</h3>
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<ul>
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<li>
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<span class="color-box" style="background: #4a90d9"></span>
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MediaAsset - Video/audio files (S3 keys as paths)
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</li>
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<li>
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<span class="color-box" style="background: #50b050"></span>
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TranscodePreset - Encoding configurations
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</li>
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<li>
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<span class="color-box" style="background: #d9534f"></span>
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TranscodeJob - Processing queue (celery_task_id or
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execution_arn)
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</li>
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</ul>
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</div>
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<h2 id="job-flow">Job Flow</h2>
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<div class="diagram-container">
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<div class="diagram">
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<h3>Job Lifecycle</h3>
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<object type="image/svg+xml" data="03-job-flow.svg">
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<img src="03-job-flow.svg" alt="Job Flow" />
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</object>
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<a href="03-job-flow.svg" target="_blank">Open full size</a>
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</div>
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</div>
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<div class="legend">
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<h3>Job States</h3>
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<ul>
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<li>
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<span class="color-box" style="background: #ffc107"></span>
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PENDING - Waiting in queue
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</li>
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<li>
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<span class="color-box" style="background: #17a2b8"></span>
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PROCESSING - Worker executing
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</li>
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<li>
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<span class="color-box" style="background: #28a745"></span>
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COMPLETED - Success
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</li>
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<li>
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<span class="color-box" style="background: #dc3545"></span>
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FAILED - Error occurred
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</li>
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<li>
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<span class="color-box" style="background: #6c757d"></span>
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CANCELLED - User cancelled
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</li>
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</ul>
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<h3>Execution Modes</h3>
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<ul>
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<li>
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<span class="color-box" style="background: #e8f4e8"></span>
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Local: Celery + MinIO (S3 API) + FFmpeg
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</li>
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<li>
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<span class="color-box" style="background: #fde8d0"></span>
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Lambda: Step Functions + Lambda + AWS S3
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</li>
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</ul>
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</div>
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<h2 id="media-storage">Media Storage</h2>
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<div class="diagram-container">
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<p>
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MPR separates media into input and output paths for flexible
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storage configuration.
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</p>
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<p>
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<a href="04-media-storage.md" target="_blank"
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>View Media Storage Documentation →</a
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>
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</p>
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</div>
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<h2>API Interfaces</h2>
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<pre><code># REST API
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http://mpr.local.ar/api/docs - Swagger UI
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POST /api/assets/scan - Scan S3 bucket for media
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POST /api/jobs/ - Create transcode job
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POST /api/jobs/{id}/callback - Lambda completion callback
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# GraphQL (GraphiQL)
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http://mpr.local.ar/graphql - GraphiQL IDE
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query { assets { id filename } }
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mutation { createJob(input: {...}) { id status } }
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mutation { scanMediaFolder { found registered } }</code></pre>
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<h2>Access Points</h2>
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<pre><code># Local development
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127.0.0.1 mpr.local.ar
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http://mpr.local.ar/admin - Django Admin
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http://mpr.local.ar/api/docs - FastAPI Swagger
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http://mpr.local.ar/graphql - GraphiQL
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http://mpr.local.ar/ - Timeline UI
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http://localhost:9001 - MinIO Console
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# AWS deployment
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https://mpr.mcrn.ar/ - Production</code></pre>
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<h2>Quick Reference</h2>
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<pre><code># Render SVGs from DOT files
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for f in *.dot; do dot -Tsvg "$f" -o "${f%.dot}.svg"; done
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# Switch executor mode
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MPR_EXECUTOR=local # Celery + MinIO
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MPR_EXECUTOR=lambda # Step Functions + Lambda + S3</code></pre>
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</body>
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</html>
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