Replace Gunicorn by Waitress

.dockerignore

@@ -7,9 +7,7 @@
 !MANIFEST.in
 !tilecloud_chain/*
 !docker/run
-!development.ini
-!production.ini
-!gunicorn.conf.py
+!application.ini
 !package*.json
 !.nvmrc
 !screenshot.js

.github/workflows/main.yaml

@@ -54,6 +54,7 @@ jobs:
           path: /tmp/pre-commit.patch
           retention-days: 1
         if: failure()
+
       - name: Print environment information
         run: c2cciutils-env
         env:
@@ -64,20 +65,13 @@ jobs:
 
       - name: Checks
         run: make checks
-      - run: git diff --exit-code --patch > /tmp/ruff.patch || true && git reset --hard
-        if: failure()
-      - uses: actions/upload-artifact@v4
-        with:
-          name: Apply Ruff lint fix.patch
-          path: /tmp/ruff.patch
-          retention-days: 1
-        if: failure()
 
       - name: Tests
         run: make tests
 
       - run: c2cciutils-docker-logs
         if: always()
+
       - uses: actions/upload-artifact@v4
         with:
           name: results

Dockerfile

@@ -56,7 +56,7 @@ RUN --mount=type=cache,target=/var/lib/apt/lists \
 
 # From c2cwsgiutils
 
-CMD ["gunicorn", "--paste=/app/production.ini"]
+CMD ["/venv/bin/pserve", "c2c:///app/application.ini"]
 
 ENV LOG_TYPE=console \
     DEVELOPMENT=0 \
@@ -86,7 +86,7 @@ ENV TILEGENERATION_CONFIGFILE=/etc/tilegeneration/config.yaml \
     TILECLOUD_CHAIN_LOG_LEVEL=INFO \
     TILECLOUD_LOG_LEVEL=INFO \
     C2CWSGIUTILS_LOG_LEVEL=WARN \
-    GUNICORN_LOG_LEVEL=WARN \
+    WAITRESS_LOG_LEVEL=INFO \
     SQL_LOG_LEVEL=WARN \
     OTHER_LOG_LEVEL=WARN \
     VISIBLE_ENTRY_POINT=/ \
@@ -96,7 +96,8 @@ ENV TILEGENERATION_CONFIGFILE=/etc/tilegeneration/config.yaml \
     TILE_QUEUE_SIZE=2 \
     TILE_CHUNK_SIZE=1 \
     TILE_SERVER_LOGLEVEL=quiet \
-    TILE_MAPCACHE_LOGLEVEL=verbose
+    TILE_MAPCACHE_LOGLEVEL=verbose \
+    WAITRESS_THREADS=10
 
 EXPOSE 8080
 
@@ -113,10 +114,6 @@ RUN --mount=type=cache,target=/root/.cache \
     && mv docker/run /usr/bin/ \
     && python3 -m compileall -q /app/tilecloud_chain
 
-RUN mkdir -p /prometheus-metrics \
-    && chmod a+rwx /prometheus-metrics
-ENV PROMETHEUS_MULTIPROC_DIR=/prometheus-metrics
-
 # Do the lint, used by the tests
 FROM base AS tests
 

README.md

@@ -1,4 +1,4 @@
-# TileCloud Chain
+# TileCloud-chain
 
 The goal of TileCloud Chain is to provide tools around tile generation on a chain like:
 
@@ -52,54 +52,28 @@ Only the latest release is supported and version < 1.11 contains security iss
 Build it:
 
 ```bash
-git submodule update --recursive
-python3 -m venv .build/venv
-.build/venv/bin/pip install -r requirements.txt
-.build/venv/bin/pip install -e .
-.build/venv/bin/pip install -r dev-requirements.txt
+make build
 ```
 
 ## Run prospector
 
 ```bash
-.build/venv/bin/prospector
+make prospector
 ```
 
 ## Run the tests
 
-Setup your environment:
-
-```bash
-touch tilecloud_chain/OpenLayers.js
-docker build --tag camptocamp/tilecloud-chain .
-docker compose -p tilecloud up
-```
-
 To run the tests:
 
 ```bash
-docker compose -p tilecloud exec test python setup.py nosetests --logging-filter=tilecloud,tilecloud_chain --attr '!'nopy3
+make tests
 ```
 
 ## Documentation
 
 As documentation you can read the [USAGE.rst](https://github.com/camptocamp/tilecloud-chain/blob/master/tilecloud_chain/USAGE.rst)
 and the [configuration reference](https://github.com/camptocamp/tilecloud-chain/blob/master/tilecloud_chain/CONFIG.md).
 
-## VSCode
-
-You can add that in your workspace configuration to use the JSON schema:
-
-```json
-{
-  "yaml.schemas": {
-    "../tilecloud-chain/tilecloud_chain/schema.json": [
-      "tilecloud-chain/tilecloud_chain/tests/tilegeneration/*.yaml"
-    ]
-  }
-}
-```
-
 ## Contributing
 
 Install the pre-commit hooks:

development.ini → application.ini

@@ -18,24 +18,31 @@ c2c.base_path = /c2c
 
 tilegeneration_configfile = %(TILEGENERATION_CONFIGFILE)s
 
-[pipeline:main]
-pipeline = egg:c2cwsgiutils#client_info egg:c2cwsgiutils#sentry app
+[filter:translogger]
+use = egg:Paste#translogger
+setup_console_handler = False
 
 [filter:proxy-prefix]
 use = egg:PasteDeploy#prefix
 prefix = %(VISIBLE_ENTRY_POINT)s
 
+[pipeline:main]
+pipeline = egg:c2cwsgiutils#client_info egg:c2cwsgiutils#sentry app
+
 [server:main]
 use = egg:waitress#main
 listen = *:8080
+threads = %(WAITRESS_THREADS)s
+trusted_proxy = True
+clear_untrusted_proxy_headers = False
 
 ###
-# logging configuration
+# Logging configuration
 # http://docs.pylonsproject.org/projects/pyramid/en/1.6-branch/narr/logging.html
 ###
 
 [loggers]
-keys = root, c2cwsgi, tilecloud, tilecloud_chain, sqlalchemy
+keys = root, waitress, c2cwsgiutils, tilecloud, tilecloud_chain, sqlalchemy
 
 [handlers]
 keys = console, json
@@ -58,7 +65,7 @@ level = %(TILECLOUD_CHAIN_LOG_LEVEL)s
 handlers =
 qualname = tilecloud_chain
 
-[logger_c2cwsgi]
+[logger_c2cwsgiutils]
 level = %(C2CWSGIUTILS_LOG_LEVEL)s
 handlers =
 qualname = c2cwsgiutils
@@ -71,6 +78,11 @@ qualname = sqlalchemy.engine
 # "level = DEBUG" logs SQL queries and results.
 # "level = WARN" logs neither.  (Recommended for production systems.)
 
+[logger_waitress]
+level = %(WAITRESS_LOG_LEVEL)s
+handlers =
+qualname = waitress
+
 [handler_console]
 class = StreamHandler
 args = (sys.stdout,)

docker-compose.sample.override.yaml → docker-compose.override.sample.yaml

@@ -1,13 +1,13 @@
-version: '2.2'
-
 services:
   application: &app
     ports:
       - '9050:8080'
     command:
-      - pserve
+      - /venv/bin/pserve
       - --reload
-      - c2c:///app/development.ini
+      - c2c:///app/application.ini
+    environment:
+      - DEVELOPMENT=TRUE
     volumes:
       - ./tilecloud_chain:/app/tilecloud_chain:ro
       # - ../tilecloud/tilecloud:/usr/local/lib/python3.10/dist-packages/tilecloud:ro

docker-compose.yaml

@@ -85,7 +85,7 @@ services:
   slave:
     <<: *app
     command:
-      - generate-tiles
+      - /venv/bin/generate-tiles
       - '--role=slave'
       - '--daemon'
     environment: