Rename cron image to util as it now more than just cron also use same…

… util image for both cron services and cleanup compose file somewhat
internetstandards · Oct 21, 2024 · b416b3c · b416b3c
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commit b416b3c
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diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
@@ -42,8 +42,8 @@ jobs:
           - image: grafana
             dockerfile: docker/grafana.Dockerfile
             target:
-          - image: cron
-            dockerfile: docker/cron.Dockerfile
+          - image: util
+            dockerfile: docker/util.Dockerfile
             target:
 
     outputs:
@@ -231,7 +231,7 @@ jobs:
                 --volume /var/run/docker.sock:/var/run/docker.sock \\
                 --volume /opt/Internet.nl:/opt/Internet.nl \\
                 --network none \\
-                ${{ env.DOCKER_REGISTRY }}/cron:${{ needs.build-docker.outputs.internetnl_version }} \\
+                ${{ env.DOCKER_REGISTRY }}/util:${{ needs.build-docker.outputs.internetnl_version }} \\
                 /deploy.sh
           EOF
 

diff --git a/docker/cron-docker/periodic/15min/restart_nassl_worker b/docker/cron-docker/periodic/15min/restart_nassl_worker
@@ -0,0 +1,4 @@
+#!/bin/sh
+set -e
+# find nassl worker and restart the container(s)
+docker ps --filter label=com.docker.compose.service=worker-nassl --quiet |  xargs --no-run-if-empty docker restart
diff --git a/docker/cron-docker/periodic/hourly/restart_worker b/docker/cron-docker/periodic/hourly/restart_worker
@@ -0,0 +1,4 @@
+#!/bin/sh
+set -e
+# find worker and restart the container(s)
+docker ps --filter label=com.docker.compose.service=worker --quiet | xargs --no-run-if-empty docker restart
diff --git a/docker/cron-docker/periodic/weekly/docker_image_prune b/docker/cron-docker/periodic/weekly/docker_image_prune
@@ -0,0 +1,4 @@
+#!/bin/sh
+set -e
+# remove unused images, --all to remove images not used by containers, --force to skip confirm prompt
+docker image prune --all --force
diff --git a/docker/cron/periodic/15min/tests.py b/docker/cron/periodic/15min/tests.py
@@ -4,7 +4,7 @@
 
 # for iterative development
 # docker run -ti -e INTERNETNL_DOMAINNAME=internet.nl -v $PWD/docker/cron/periodic/15min/tests.py:/tests.py \
-# ghcr.io/internetstandards/cron:latest /tests.py --debug
+# ghcr.io/internetstandards/util:latest /tests.py --debug
 
 import sys
 import os

diff --git a/docker/defaults.env b/docker/defaults.env
@@ -15,7 +15,6 @@ DOCKER_IMAGE_REDIS=redis:7.0-alpine
 DOCKER_IMAGE_RABBITMQ=rabbitmq:3.12-management-alpine
 DOCKER_IMAGE_POSTGRES=postgres:15.5-alpine
 DOCKER_IMAGE_ROUTINATOR=nlnetlabs/routinator:v0.12.1
-DOCKER_IMAGE_CRON_DOCKER=alpinelinux/docker-cli:v0.1.1
 DOCKER_IMAGE_PROMETHEUS=prom/prometheus:v2.44.0
 DOCKER_IMAGE_PROMETHEUS_ALERTMANAGER=prom/alertmanager:v0.27.0
 DOCKER_IMAGE_POSTGRESQL_EXPORTER=prometheuscommunity/postgres-exporter:v0.12.0

diff --git a/docker/cron/deploy.sh → docker/deploy.sh b/docker/cron/deploy.sh → docker/deploy.sh
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
@@ -669,10 +669,11 @@ services:
       retries: 10
 
   cron:
-    image: ${DOCKER_IMAGE_CRON:-${DOCKER_REGISTRY:-ghcr.io/internetstandards}/cron:${RELEASE}}
+    image: ${DOCKER_IMAGE_UTIL:-${DOCKER_REGISTRY:-ghcr.io/internetstandards}/util:${RELEASE}}
     build:
       context: ..
-      dockerfile: docker/cron.Dockerfile
+      dockerfile: docker/util.Dockerfile
+    command: crond -f -d7
     environment:
       - HOSTERS_HOF_URL
       - DB_HOST=$IPV4_IP_POSTGRES_INTERNAL
@@ -726,21 +727,14 @@ services:
 
   # cron daemon with access to Docker socket but no networking
   cron-docker:
-    image: ${DOCKER_IMAGE_CRON_DOCKER}
-    command: crond -f -d7
-    configs:
-      # restart worker to prevent memory issues
-      - source: restart_worker_cron
-        target: /etc/periodic/hourly/restart_worker
-        mode: 0755
-      # restart nassl worker to prevent memory issues
-      - source: restart_nassl_worker_cron
-        target: /etc/periodic/15min/restart_nassl_worker
-        mode: 0755
-      # remove unused old docker images to reduce disk space usage
-      - source: docker_image_prune
-        target: /etc/periodic/weekly/docker-image-prune
-        mode: 0755
+    image: ${DOCKER_IMAGE_UTIL:-${DOCKER_REGISTRY:-ghcr.io/internetstandards}/util:${RELEASE}}
+    build:
+      context: ..
+      dockerfile: docker/util.Dockerfile
+    command: crond -f -d7 -c /etc/crontabs-docker
+    environment:
+      - AUTO_UPDATE_TO
+
     restart: unless-stopped
     logging:
       driver: $LOGGING_DRIVER
@@ -1124,27 +1118,6 @@ configs:
               headers:
                 subject: $ALERTMANAGER_SUBJECT
 
-  restart_worker_cron:
-    content: |
-      #!/bin/sh
-      set -e
-      # find worker and restart the container(s)
-      docker restart $(docker ps --filter label=com.docker.compose.service=worker --quiet)
-
-  restart_nassl_worker_cron:
-    content: |
-      #!/bin/sh
-      set -e
-      # find nassl worker and restart the container(s)
-      docker restart $(docker ps --filter label=com.docker.compose.service=worker-nassl --quiet)
-
-  docker_image_prune:
-    content: |
-      #!/bin/sh
-      set -e
-      # remove unused images, --all to remove images not used by containers, --force to skip confirm prompt
-      docker image prune --all --force
-
 networks:
   # disable default network
   default:

diff --git a/docker/cron.Dockerfile → docker/util.Dockerfile b/docker/cron.Dockerfile → docker/util.Dockerfile
@@ -2,18 +2,25 @@ FROM alpine:3.20
 
 RUN apk add --no-cache curl postgresql15 python3 py3-prometheus-client py3-requests jq docker-cli docker-cli-compose pigz
 
+# install cron tasks
 COPY docker/cron/periodic /etc/periodic/
 
-COPY docker/cron/deploy.sh /deploy.sh
+# create separate periodic config for cron-docker service
+RUN cp -r /etc/crontabs /etc/crontabs-docker
+RUN sed -i 's/periodic/periodic-docker/' /etc/crontabs-docker/root
+
+# install cron tasks for cron-docker
+COPY docker/cron-docker/periodic /etc/periodic-docker/
+
+# install deploy script
+COPY docker/deploy.sh /deploy.sh
 
 RUN mkdir -p /dist/docker
 COPY docker/defaults.env /dist/docker/defaults.env
 COPY docker/host-dist.env /dist/docker/host-dist.env
 COPY docker/docker-compose.yml /dist/docker/docker-compose.yml
 COPY docker/user_manage.sh /dist/docker/user_manage.sh
+RUN chmod a-w /dist/docker/*
 
 ARG RELEASE
 ENV RELEASE=$RELEASE
-
-# run crond in foreground and log output of crons
-CMD crond -f -l2
diff --git a/documentation/images/dockerfiles.py b/documentation/images/dockerfiles.py
@@ -27,11 +27,11 @@
 }
 
 with Diagram(NAME, show=False, direction="LR", outformat=["png"], graph_attr=graph_attr):
-    with Cluster("cron.Dockerfile"):
+    with Cluster("util.Dockerfile"):
         [
             DockerHub("alpine"),
             File("cron/periodic/*"),
-        ] >> Image("ghcr.io/internetstandards/cron")
+        ] >> Image("ghcr.io/internetstandards/util")
 
     with Cluster("grafana.Dockerfile"):
         [
@@ -122,4 +122,3 @@
         build_app >> image_linttest
         build_linttest_deps >> Edge(label="dev dependencies") >>  image_linttest
         tools_dependencies >> image_linttest
-