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| author | Daniel Friesel <derf@finalrewind.org> | 2018-10-27 19:15:39 +0200 |
|---|---|---|
| committer | Daniel Friesel <derf@finalrewind.org> | 2018-10-27 19:15:39 +0200 |
| commit | cfe1bcb84ae8f9ba7499bab20844fa00bce52ec0 (patch) | |
| tree | d18f032d91fbc50430ab04df555fc616d503a522 /README.md | |
| parent | 7656690f4666a4fdfdf1b08335827a5c25f84fa2 (diff) | |
README: Configuration/Setup, System Requirements
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/README.md b/README.md new file mode 100644 index 0000000..7d6b188 --- /dev/null +++ b/README.md @@ -0,0 +1,44 @@ +db-fakedisplay - Infoscreen for DB departures +--------------------------------------------- + +* <http://finalrewind.org/projects/db-fakedisplay/> + +Dependencies +------------ + + * perl >= 5.10 + * Cache::File (part of the Cache module) + * Mojolicious + * Mojolicious::Plugin::BrowserDetect + * Travel::Status::DE::DeutscheBahn >= 2.03 + * Travel::Status::DE::IRIS >= 1.21 + +Setup +----- + +db-fakedisplay respects the following environment variables: + +| Variable | Default | Description | +| :------- | :------ | :---------- | +| DBFAKEDISPLAY\_LISTEN | `http://*:8092` | IP and Port for web service | +| DBFAKEDISPLAY\_STATS | _None_ | File in which the total count of backend API requests (excluding those answered from cache) is written | +| DBFAKEDISPLAY\_HAFAS\_CACHE | `/tmp/dbf-hafas` | Directory for HAFAS cache | +| DBFAKEDISPLAY\_IRIS\_CACHE | `/tmp/dbf-iris-mian` | Directory for IRIS schedule cache | +| DBFAKEDISPLAY\_IRISRT\_CACHE | `/tmp/dbf-iris-realtime` | Directory for IRIS realtime cache | +| DBFAKEDISPLAY\_WORKERS | 2 | Number of concurrent worker processes | + +Set these as needed, create `templates/imprint.html.ep` (imprint) and +`templates/privacy.html.ep` (privacy policy), and configure your web server to +reverse proxy requests for db-fakedisplay to the appropriate port. + +You can then run the app using a Mojo::Server of your choice, e.g. **perl +index.pl daemon -m production** (quick&dirty, does not respect all variables) +or **hypnotad** (recommended). + +System requirements +------------------- + +Resource requirements depend on usage. For a few requests per second, about +50MB (150k inodes) cache and one or two CPU cores should be sufficient. +db-fakedisplay typically needs 50MB RAM per worker process, though calculating +with 100MB per worker is recommended to have an appropriate safety margin. |