Merge pull request #125 from geoadmin/feat-BGDIINF_SB-2951-guniconr

BGDIINF_SB-2951: Added gunicorn worker tmp dir config

README.md

@@ -118,3 +118,4 @@ The service is configured by Environment Variable:
 | PRELOAD_RASTER_FILES | `False`                   | Preload raster files at startup. If not set they will be loaded during first request |
 | ALTI_WORKERS         | `0`                       | Number of workers. `0` or negative value means that the number of worker are computed from the number of cpu |
 | DFT_CACHE_HEADER     | `public, max-age=86400`   | Default cache settings for successful GET, HEAD and OPTIONS requests |
+| GUNICORN_WORKER_TMP_DIR | `None` | This should be set to an tmpfs file system for better performance. See https://docs.gunicorn.org/en/stable/settings.html#worker-tmp-dir. |

app/settings.py

@@ -17,3 +17,4 @@
 TRAP_HTTP_EXCEPTIONS = True
 
 VALID_SRID = [21781, 2056]
+GUNICORN_WORKER_TMP_DIR = os.getenv("GUNICORN_WORKER_TMP_DIR", None)

wsgi.py

@@ -5,6 +5,7 @@
 from app import app as application
 from app.helpers import get_logging_cfg
 from app.settings import ALTI_WORKERS
+from app.settings import GUNICORN_WORKER_TMP_DIR
 from app.settings import HTTP_PORT
 
 
@@ -38,6 +39,7 @@ def load(self):
         'workers': ALTI_WORKERS,
         'access_log_format': '%(h)s %(l)s %(u)s "%(r)s" %(s)s %(B)s Bytes '
                              '"%(f)s" "%(a)s" %(L)ss',
+        'worker_tmp_dir': GUNICORN_WORKER_TMP_DIR,
         'timeout': 60,
         'logconfig_dict': get_logging_cfg()
     }