keep only latest docker release

.drone.yml

@@ -1,77 +1,37 @@
 kind: pipeline
+type: docker
 name: default
 
 steps:
-  - name: build-alpine
-    image: plugins/docker:linux-amd64
-    pull: always
-    settings:
-      dockerfile: Dockerfile-alpine
-      daemon_off: false
-      dry_run: true
-      repo: docker.asperti.com/paspo/angry-squid
-      tags:
-        - latest
-        - alpine-latest
-    when:
-      event:
-        exclude:
-        - tag
-
-  - name: build-debian
-    image: plugins/docker:linux-amd64
-    pull: always
-    settings:
-      dockerfile: Dockerfile-debian
-      daemon_off: false
-      dry_run: true
-      repo: docker.asperti.com/paspo/angry-squid
-      tags:
-        - debian-latest
-    when:
-      event:
-        exclude:
-        - tag
-        
   - name: build_and_publish-alpine
     image: plugins/docker:linux-amd64
-    pull: always
     settings:
-      dockerfile: Dockerfile-alpine
-      auto_tag: true
-      auto_tag_suffix: alpine
-      force_tag: true
-      daemon_off: false
+      username:
+        from_secret: docker_username
       password:
         from_secret: docker_password
+      dockerfile: Dockerfile-alpine
       registry: docker.asperti.com
       repo: docker.asperti.com/paspo/angry-squid
       tags:
         - latest
         - alpine-latest
-      username:
-        from_secret: docker_username
-    when:
-      event:
-      - tag
+      force_tag: true
 
   - name: build_and_publish-debian
     image: plugins/docker:linux-amd64
-    pull: always
     settings:
-      dockerfile: Dockerfile-debian
-      auto_tag: true
-      auto_tag_suffix: debian
-      force_tag: true
-      daemon_off: false
+      username:
+        from_secret: docker_username
       password:
         from_secret: docker_password
+      dockerfile: Dockerfile-debian
       registry: docker.asperti.com
       repo: docker.asperti.com/paspo/angry-squid
       tags:
         - debian-latest
-      username:
-        from_secret: docker_username
-    when:
-      event:
-      - tag
+      force_tag: true
+
+trigger:
+  event:
+    - tag

Dockerfile-alpine

@@ -1,6 +1,7 @@
-FROM alpine:3.10
+FROM alpine:3.15
 
-RUN apk -u add squid perl && \
+RUN apk -U upgrade && \
+    apk add squid perl && \
     mkdir -p /etc/squid/conf.d /etc/squid/patterns.d /etc/squid/storeid /app/storeid
 
 COPY docker-stuff/start.sh /app/
@@ -12,4 +13,4 @@ COPY storeid/* /app/storeid/
 EXPOSE 3128
 EXPOSE 3129
 
-ENTRYPOINT ["/app/start.sh"]
+ENTRYPOINT ["/app/start.sh"]

Dockerfile-debian

@@ -1,6 +1,7 @@
-FROM debian:10
+FROM debian:11
 
 RUN apt-get update && \
+    apt-get -y upgrade && \
     apt-get install -y squid && \
     mkdir -p /etc/squid/patterns.d /etc/squid/storeid /app/storeid
 
@@ -13,4 +14,4 @@ COPY storeid/* /app/storeid/
 EXPOSE 3128
 EXPOSE 3129
 
-ENTRYPOINT ["/app/start.sh"]
+ENTRYPOINT ["/app/start.sh"]

docker-stuff/start.sh

@@ -3,6 +3,10 @@
 SQUID_CACHE_DIR=${SQUID_CACHE_DIR:-/var/spool/squid}
 SQUID_COREDUMP_DIR=${SQUID_COREDUMP_DIR:-/var/cache/squid}
 SQUID_CACHE_SIZE_MB=${SQUID_CACHE_SIZE_MB:-10240}
+SQUID_HOSTNAME=${SQUID_HOSTNAME:-angrysquid.local}
+
+PIDFILE=/var/run/squid.pid
+
 
 if [ ! -d "${SQUID_CACHE_DIR}" ]; then
   mkdir -p "${SQUID_CACHE_DIR}"
@@ -17,12 +21,14 @@ fi
 cat <<EOF >/etc/squid/conf.d/common.conf
 cache_dir aufs ${SQUID_CACHE_DIR} ${SQUID_CACHE_SIZE_MB} 16 256
 coredump_dir ${SQUID_COREDUMP_DIR}
+visible_hostname ${SQUID_HOSTNAME}
 EOF
 
 if [ ! -d "${SQUID_CACHE_DIR}/00" ]; then
-  squid -z 
+  squid -z
   sleep 5
 fi
 
-squid 
+[ -e "${PIDFILE}" ] && rm "${PIDFILE}"
+squid
 tail -f /var/log/squid/access.log /var/log/squid/cache.log