Merge pull request #1872 from cisagov/dk/1770-database-cache

Issue #1770: dbcache and multiple gunicorn workers

.github/workflows/createcachetable.yaml

@@ -0,0 +1,46 @@
+# This workflow can be run from the CLI for any environment
+#     gh workflow run createcachetable.yaml -f environment=ENVIRONMENT
+# OR
+#     cf run-task getgov-ENVIRONMENT --command 'python manage.py createcachetable' --name createcachetable
+
+name: Create cache table
+run-name: Create cache table for ${{ github.event.inputs.environment }}
+
+on:
+  workflow_dispatch:
+    inputs:
+      environment:
+        type: choice
+        description: Which environment should we create cache table for?
+        options:
+          - stable
+          - staging
+          - development
+          - backup
+          - ky
+          - es
+          - nl
+          - rh
+          - za
+          - gd
+          - rb
+          - ko
+          - ab
+          - rjm
+          - dk
+
+jobs:
+  createcachetable:
+    runs-on: ubuntu-latest
+    env:
+      CF_USERNAME: CF_${{ github.event.inputs.environment }}_USERNAME
+      CF_PASSWORD: CF_${{ github.event.inputs.environment }}_PASSWORD
+    steps:
+      - name: Create cache table for ${{ github.event.inputs.environment }}
+        uses: cloud-gov/cg-cli-tools@main
+        with:
+          cf_username: ${{ secrets[env.CF_USERNAME] }}
+          cf_password: ${{ secrets[env.CF_PASSWORD] }}
+          cf_org: cisa-dotgov
+          cf_space: ${{ github.event.inputs.environment }}
+          cf_command: "run-task getgov-${{ github.event.inputs.environment }} --command 'python manage.py createcachetable' --name createcachetable"

ops/scripts/create_dev_sandbox.sh

@@ -90,6 +90,9 @@ cd src/
 cd ..
 cf push getgov-$1 -f ops/manifests/manifest-$1.yaml
 
+echo "Creating cache table..."
+cf run-task getgov-$1 --command 'python manage.py createcachetable' --name createcachetable
+
 read -p "Please provide the email of the space developer: " -r
 cf set-space-role $REPLY cisa-dotgov $1 SpaceDeveloper
 

src/docker-compose.yml

@@ -66,6 +66,7 @@ services:
     command: >
       bash -c " python manage.py migrate &&
       python manage.py load &&
+      python manage.py createcachetable &&
       python manage.py runserver 0.0.0.0:8080"
 
   db:

src/registrar/config/settings.py

@@ -188,15 +188,12 @@
 # https://docs.djangoproject.com/en/4.0/howto/static-files/
 
 
-# Caching is disabled by default.
-# For a low to medium traffic site, caching causes more
-# problems than it solves. Should caching be desired,
-# a reasonable start might be:
-# CACHES = {
-#     "default": {
-#         "BACKEND": "django.core.cache.backends.db.DatabaseCache",
-#     }
-# }
+CACHES = {
+    "default": {
+        "BACKEND": "django.core.cache.backends.db.DatabaseCache",
+        "LOCATION": "cache_table",
+    }
+}
 
 # Absolute path to the directory where `collectstatic`
 # will place static files for deployment.

src/run.sh

@@ -6,4 +6,4 @@ set -o pipefail
 # Make sure that django's `collectstatic` has been run locally before pushing up to any environment,
 # so that the styles and static assets to show up correctly on any environment.
 
-gunicorn --worker-class=gevent registrar.config.wsgi -t 60
+gunicorn --workers=3 --worker-class=gevent registrar.config.wsgi -t 60