Resolve MUWM-5196: switch over to postgres DB (#3034)

Dockerfile

@@ -2,7 +2,7 @@ ARG DJANGO_CONTAINER_VERSION=1.4.2
 FROM us-docker.pkg.dev/uwit-mci-axdd/containers/django-container:${DJANGO_CONTAINER_VERSION} as app-prewebpack-container
 
 USER root
-RUN apt-get update && apt-get install mysql-client libmysqlclient-dev -y
+RUN apt-get update && apt-get install -y postgresql-client libpq-dev
 USER acait
 
 ADD --chown=acait:acait . /app/
@@ -11,7 +11,7 @@ ADD --chown=acait:acait docker/app_start.sh /scripts
 RUN chmod u+x /scripts/app_start.sh
 
 RUN /app/bin/pip install -r requirements.txt
-RUN /app/bin/pip install mysqlclient
+RUN /app/bin/pip install psycopg2
 
 FROM node:16.3-stretch AS node-bundler
 

docker/dev-values.yml

@@ -29,10 +29,10 @@ externalService:
   enabled: true
   name: dev-my-uw-db
   type: ClusterIP
-  serviceAddress: 172.18.0.19
-  servicePort: 3306
+  serviceAddress: 172.18.1.210
+  servicePort: 5432
 database:
-  engine: mysql
+  engine: postgres
   name: myuw_dev
   hostname: dev-my-uw-db
   secretName: dev.my.uw.edu-sql-secrets

docker/prod-values.yml

@@ -61,10 +61,10 @@ externalService:
   enabled: true
   name: my-uw-db
   type: ClusterIP
-  serviceAddress: 172.18.0.19
-  servicePort: 3306
+  serviceAddress: 172.18.1.210
+  servicePort: 5432
 database:
-  engine: mysql
+  engine: postgres
   name: myuw
   hostname: my-uw-db
   secretName: my.uw.edu-sql-secrets
@@ -178,49 +178,49 @@ cronjob:
           cpu: 25m
           memory: 32Mi
     - name: course-cleanup
-      schedule: "21 20 * * 5"
+      schedule: "1 3 21,26,30 3,6,8,12 *"
       command: ["/scripts/management_command.sh"]
       args: ["db_cleanup", "course"]
       resources:
         limits:
-          cpu: 75m
-          memory: 768Mi
+          cpu: 50m
+          memory: 512Mi
         requests:
           cpu: 25m
           memory: 128Mi
     - name: seenreg-cleanup
-      schedule: "1 23 * * 5"
+      schedule: "1 4 21,26,30 3,6,8,12 *"
       command: ["/scripts/management_command.sh"]
       args: ["db_cleanup", "seenreg"]
       resources:
         limits:
-          cpu: 75m
-          memory: 768Mi
+          cpu: 50m
+          memory: 512Mi
         requests:
           cpu: 25m
           memory: 128Mi
     - name: notice-cleanup
-      schedule: "1 21 * * 5"
+      schedule: "1 5 * * 0"
       command: ["/scripts/management_command.sh"]
       args: ["db_cleanup", "notice"]
       resources:
         limits:
-          cpu: 75m
-          memory: 1024Mi
+          cpu: 50m
+          memory: 768Mi
         requests:
           cpu: 25m
-          memory: 512Mi
+          memory: 256Mi
     - name: linkvisit-cleanup
-      schedule: "1 22 * * 5"
+      schedule: "1 6 * * 0"
       command: ["/scripts/management_command.sh"]
       args: ["db_cleanup", "linkvisit"]
       resources:
         limits:
-          cpu: 100m
-          memory: 1280Mi
+          cpu: 50m
+          memory: 768Mi
         requests:
           cpu: 25m
-          memory: 512Mi
+          memory: 256Mi
 environmentVariables:
   - name: AUTH
     value: SAML

docker/test-values.yml

@@ -51,10 +51,10 @@ externalService:
   enabled: true
   name: test-my-uw-db
   type: ClusterIP
-  serviceAddress: 172.18.0.19
-  servicePort: 3306
+  serviceAddress: 172.18.1.210
+  servicePort: 5432
 database:
-  engine: mysql
+  engine: postgres
   name: myuw_test
   hostname: test-my-uw-db
   secretName: test.my.uw.edu-sql-secrets
@@ -114,49 +114,49 @@ cronjob:
           cpu: 25m
           memory: 32Mi
     - name: course-cleanup
-      schedule: "1 3 * 1,4,7,9 1"
+      schedule: "1 3 21,26,30 3,6,8,12 *"
       command: ["/scripts/management_command.sh"]
       args: ["db_cleanup", "course"]
       resources:
         limits:
-          cpu: 75m
-          memory: 128Mi
+          cpu: 50m
+          memory: 512Mi
         requests:
           cpu: 25m
-          memory: 32Mi
+          memory: 128Mi
     - name: seenreg-cleanup
-      schedule: "1 3 * 1,4,7,9 2"
+      schedule: "1 4 21,26,30 3,6,8,12 *"
       command: ["/scripts/management_command.sh"]
       args: ["db_cleanup", "seenreg"]
       resources:
         limits:
-          cpu: 75m
-          memory: 128Mi
+          cpu: 50m
+          memory: 512Mi
         requests:
           cpu: 25m
-          memory: 32Mi
+          memory: 128Mi
     - name: notice-cleanup
-      schedule: "1 3 * * 3"
+      schedule: "1 5 * * 0"
       command: ["/scripts/management_command.sh"]
       args: ["db_cleanup", "notice"]
       resources:
         limits:
-          cpu: 75m
-          memory: 128Mi
+          cpu: 50m
+          memory: 512Mi
         requests:
           cpu: 25m
-          memory: 32Mi
+          memory: 256Mi
     - name: linkvisit-cleanup
-      schedule: "1 3 * * 4"
+      schedule: "1 6 * * 0"
       command: ["/scripts/management_command.sh"]
       args: ["db_cleanup", "linkvisit"]
       resources:
         limits:
-          cpu: 75m
-          memory: 128Mi
+          cpu: 50m
+          memory: 512Mi
         requests:
           cpu: 25m
-          memory: 32Mi
+          memory: 256Mi
 environmentVariables:
   - name: AUTH
     value: SAML

docker/vue-values.yml

@@ -29,10 +29,10 @@ externalService:
   enabled: true
   name: vue-my-uw-db
   type: ClusterIP
-  serviceAddress: 172.18.0.19
-  servicePort: 3306
+  serviceAddress: 172.18.1.210
+  servicePort: 5432
 database:
-  engine: mysql
+  engine: postgres
   name: myuw_test
   hostname: vue-my-uw-db
   secretName: vue.my.uw.edu-sql-secrets

myuw/management/commands/db_cleanup.py

@@ -96,7 +96,7 @@ def notice_read(self):
         # clean up after 180 days
         timer = Timer()
         queryf = "DELETE FROM myuw_mobile_usernotices WHERE id IN ({})"
-        cut_off_dt = self.get_cut_off_date(90)
+        cut_off_dt = self.get_cut_off_date()
         qset = UserNotices.objects.filter(first_viewed__lt=cut_off_dt)
         if qset.exists():
             ids_to_delete = qset.values_list('id', flat=True)
@@ -131,7 +131,7 @@ def link_visited(self):
         # clean up after 180 days
         timer = Timer()
         queryf = "DELETE FROM myuw_visitedlinknew WHERE id IN ({})"
-        cut_off_dt = self.get_cut_off_date(90)
+        cut_off_dt = self.get_cut_off_date()
         qset = VisitedLinkNew.objects.filter(visit_date__lt=cut_off_dt)
         if qset.exists():
             ids_to_delete = qset.values_list('id', flat=True)