corpus

self-hosted listenbrainz and last.fm proxy
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architecture.dot (2733B)

      1 digraph corpus {
      2     rankdir=LR
      3     compound=true
      4     splines=ortho
      5     concentrate=true
      6     nodesep=0.7
      7     ranksep=1.6
      8     bgcolor=transparent
      9 
     10     node [fontname="Atkinson Hyperlegible Mono", fontsize=11, shape=box, style="rounded,filled", fontcolor=white]
     11     edge [fontname="Atkinson Hyperlegible Mono", fontsize=9, color="#aaaaaa", fontcolor="#aaaaaa", arrowhead=vee, arrowsize=0.8, penwidth=1.4]
     12 
     13     subgraph cluster_frontend {
     14         label="Frontend"
     15         style="rounded,filled"
     16         fillcolor="#1e1533"
     17         color="#9b7de8"
     18         fontcolor=white
     19         fontname="Atkinson Hyperlegible Mono"
     20         UI     [label="Elm SPA\n?user=slug",             fillcolor="#2d2050"]
     21         Client [label="Scrobble Client\n(LB-compatible)", fillcolor="#2d2050"]
     22     }
     23 
     24     subgraph cluster_server {
     25         label="Corpus Server"
     26         style="rounded,filled"
     27         fillcolor="#112611"
     28         color="#5aaa5a"
     29         fontcolor=white
     30         fontname="Atkinson Hyperlegible Mono"
     31         API    [label="Web API",           fillcolor="#1c3e1c"]
     32         Proxy  [label="Cover Proxy",       fillcolor="#1c3e1c"]
     33         LBSync [label="ListenBrainz Sync", fillcolor="#1c3e1c"]
     34         LFSync [label="Last.fm Sync",      fillcolor="#1c3e1c"]
     35         Enrich [label="Enrichment Task",   fillcolor="#1c3e1c"]
     36     }
     37 
     38     subgraph cluster_storage {
     39         label="Storage"
     40         style="rounded,filled"
     41         fillcolor="#272000"
     42         color="#d4a80c"
     43         fontcolor=white
     44         fontname="Atkinson Hyperlegible Mono"
     45         DB [label="DuckDB",    shape=cylinder, fillcolor="#3d3100"]
     46         S3 [label="S3 Bucket", shape=box3d,    fillcolor="#3d3100"]
     47     }
     48 
     49     subgraph cluster_external {
     50         label="External APIs"
     51         style="rounded,filled"
     52         fillcolor="#0e1e38"
     53         color="#5a8de0"
     54         fontcolor=white
     55         fontname="Atkinson Hyperlegible Mono"
     56         LB  [label="ListenBrainz",      fillcolor="#162d52"]
     57         LF  [label="Last.fm",           fillcolor="#162d52"]
     58         MB  [label="MusicBrainz",       fillcolor="#162d52"]
     59         DC  [label="Discogs",           fillcolor="#162d52"]
     60         CAA [label="Cover Art Archive", fillcolor="#162d52"]
     61     }
     62 
     63     // Scrobble Sync
     64     LB     -> LBSync
     65     LF     -> LFSync
     66     LBSync -> DB
     67     LFSync -> DB
     68 
     69     // Enrichment
     70     DB     -> Enrich
     71     Enrich -> MB
     72     Enrich -> LF
     73     Enrich -> DC
     74     Enrich -> DB [constraint=false]
     75 
     76     // Scrobble Submission
     77     Client -> API [label="POST /1/submit-listens\n(token auth)"]
     78     API    -> DB  [constraint=false]
     79 
     80     // Web UI
     81     UI  -> API
     82     API -> DB
     83 
     84     // Cover Art
     85     UI    -> Proxy
     86     Proxy -> S3
     87     Proxy -> CAA
     88     Proxy -> LF
     89     Proxy -> DC
     90     Proxy -> S3 [constraint=false]
     91 }