Updates to dockerfile and chart.

Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/ruby:2.6-bullseye
+FROM docker.io/ruby:3.2-bookworm
 
 # Needed by Ruby to process UTF8-encoded files
 ENV LANG C.UTF-8
@@ -13,21 +13,16 @@ RUN set -eus; \
     libpq-dev \
     libxml2-dev \
     libxslt1-dev \
-    libjemalloc2 \
     postgresql-client \
     iputils-ping \
     net-tools \
-    netcat \
     htop \
     strace \
     pg-activity \
     ; \
     apt-get clean; \
     rm -rf /var/cache/apt/archives/* /var/lib/apt/lists/*;
 
-# @see https://engineering.binti.com/jemalloc-with-ruby-and-docker/
-ENV LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so.2
-
 WORKDIR /app
 COPY Gemfile Gemfile.lock ./
 ENV RAILS_ENV="${RAIL_ENV:-"production"}"

deployment/chart/Chart.lock

@@ -1,6 +1,6 @@
 dependencies:
 - name: postgresql
   repository: https://charts.bitnami.com/bitnami
-  version: 11.9.13
-digest: sha256:a8b5a970ef7b5fc6e29eae603b8d07ffe64b813c71c4f9aef75c22ab03effdd0
-generated: "2023-03-19T19:00:12.512904794-07:00"
+  version: 14.3.3
+digest: sha256:99ed07cbbb8aba1fbfbf954092ace9cea5d83ad3b269a91042d2eed004f4eb12
+generated: "2024-03-12T18:59:13.664349161-07:00"

deployment/chart/Chart.yaml

@@ -25,5 +25,5 @@ appVersion: "3.0.0"
 
 dependencies:
   - name: postgresql 
-    version: "11"
+    version: "14"
     repository: "https://charts.bitnami.com/bitnami"

deployment/chart/templates/hpa.yaml

@@ -1,5 +1,5 @@
 {{- if .Values.autoscaling.enabled }}
-apiVersion: autoscaling/v2beta1
+apiVersion: autoscaling/v2
 kind: HorizontalPodAutoscaler
 metadata:
   name: {{ include "chart.fullname" . }}
@@ -17,12 +17,16 @@ spec:
     - type: Resource
       resource:
         name: cpu
-        targetAverageUtilization: {{ .Values.autoscaling.targetCPUUtilizationPercentage }}
+        target:
+          type: Utilization
+          averageUtilization: {{ .Values.autoscaling.targetCPUUtilizationPercentage }}
     {{- end }}
     {{- if .Values.autoscaling.targetMemoryUtilizationPercentage }}
     - type: Resource
       resource:
         name: memory
-        targetAverageUtilization: {{ .Values.autoscaling.targetMemoryUtilizationPercentage }}
+        target:
+          type: AverageValue
+          averageValue: {{ .Values.autoscaling.targetMemoryUtilizationPercentage }}
     {{- end }}
 {{- end }}

docker-compose.yml

@@ -28,7 +28,7 @@ services:
       - '3000:3000'
 
   postgres:
-    image: 'postgres:11-alpine'
+    image: 'postgres:14-alpine'
     environment:
       - POSTGRES_USER=ticket
       - POSTGRES_PASSWORD=ticket

entrypoint.sh

@@ -2,38 +2,6 @@
 
 set -e
 
-if [[ -z $RAILS_ENV ]]; then
-  echo "Please set RAILS_ENV before invoking this script."
-  exit 1
-fi
-
-# Discourse Settings to optimize Garbage Collection
-export RUBY_GC_HEAP_INIT_SLOTS=997339
-export RUBY_GC_HEAP_FREE_SLOTS=626600
-export RUBY_GC_HEAP_GROWTH_FACTOR=1.03
-export RUBY_GC_HEAP_GROWTH_MAX_SLOTS=88792
-export RUBY_GC_HEAP_OLDOBJECT_LIMIT_FACTOR=2.4
-export RUBY_GC_MALLOC_LIMIT=34393793
-export RUBY_GC_MALLOC_LIMIT_MAX=41272552
-export RUBY_GC_MALLOC_LIMIT_GROWTH_FACTOR=1.32
-export RUBY_GC_OLDMALLOC_LIMIT=39339204
-export RUBY_GC_OLDMALLOC_LIMIT_MAX=47207045
-export RUBY_GC_OLDMALLOC_LIMIT_GROWTH_FACTOR=1.2
-
-# https://www.mikeperham.com/2018/04/25/taming-rails-memory-bloat/
-export MALLOC_ARENA_MAX=2
-
-if [[ ${RAILS_ENV} == "production" ]]; then
-  export DATABASE_URL="postgres://${TICKET_DB_USER}:${TICKET_DB_PASSWORD}@${TICKET_DB_HOST}:${TICKET_DB_PORT}/${TICKET_DB_NAME}?"
-fi
-# This may be a problem if we run more than one pod
-# possible solution — adds an arbitrary delay before running it
-# delay="$(( RANDOM / 500 ))" ; sleep ${delay} && bundle exec rake db:migrate
-bundle exec rake db:migrate
-
-if [[ "$DB_SEED" = "true" ]]; then
-  echo "seeding the DB"
-  bundle exec rake db:seed
-fi
+export DATABASE_URL="postgres://${TICKET_DB_USER}:${TICKET_DB_PASSWORD}@${TICKET_DB_HOST}:${TICKET_DB_PORT}/${TICKET_DB_NAME}?"
 
 bundle exec rails s -p 3000 -b '0.0.0.0'