Rebase to 3.21

Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine:3.20
+FROM ghcr.io/linuxserver/baseimage-alpine:3.21
 
 # set version label
 ARG BUILD_DATE

Dockerfile.aarch64

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.20
+FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.21
 
 # set version label
 ARG BUILD_DATE

README.md

@@ -302,6 +302,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **27.01.25:** - Rebase to Alpine 3.21.
 * **24.06.24:** - Rebase to Alpine 3.20.
 * **17.06.24:** - Bump CI_DELAY to 120 seconds as ARM builds were failing.
 * **30.03.24:** - Added IP address to logging output when IP changes.

readme-vars.yml

@@ -30,6 +30,7 @@ opt_param_usage_include_vols: true
 opt_param_volumes:
   - {vol_path: "/config", vol_host_path: "/path/to/{{ project_name }}/config", desc: "Persistent config files. Also set `LOG_FILE=true` to keep address history."}
 readonly_supported: true
+nonroot_supported: false
 # application setup block
 app_setup_block_enabled: true
 app_setup_block: |
@@ -86,6 +87,7 @@ init_diagram: |
   "duckdns:latest" <- Base Images
 # changelog
 changelogs:
+  - {date: "27.01.25:", desc: "Rebase to Alpine 3.21."}
   - {date: "24.06.24:", desc: "Rebase to Alpine 3.20."}
   - {date: "17.06.24:", desc: "Bump CI_DELAY to 120 seconds as ARM builds were failing."}
   - {date: "30.03.24:", desc: "Added IP address to logging output when IP changes."}

root/app/duck.sh

@@ -5,7 +5,8 @@ if [[ "${LOG_FILE,,}" = "true" ]]; then
     DUCK_LOG="/config/duck.log"
     touch "${DUCK_LOG}"
     touch /config/logrotate.status
-    /usr/sbin/logrotate -s /config/logrotate.status /app/logrotate.conf
+    chmod 640 /config/logrotate.status
+    /usr/sbin/logrotate -s /config/logrotate.status /config/logrotate.conf
 else
     DUCK_LOG="/dev/null"
 fi
@@ -47,7 +48,7 @@ fi
         elif [[ "${IPV4}" == "" ]] && [[ "${IPV6}" != "" ]]; then
             echo "Your IP was updated at $(date) to IPv6: ${IPV6}"
         else
-            echo "Your IP was updated at $(date) to IPv4: ${IPV4} & IPv6 to: {$IPV6}" 
+            echo "Your IP was updated at $(date) to IPv4: ${IPV4} & IPv6 to: {$IPV6}"
         fi
     elif [[ "${RESPONSE}" = "OK" ]] && [[ "${IPCHANGE}" = "NOCHANGE" ]]; then
         echo "DuckDNS request at $(date) successful. IP(s) unchanged."

root/etc/s6-overlay/s6-rc.d/init-duckdns/run

@@ -7,6 +7,11 @@ if [ -z "${SUBDOMAINS}" ] || [ -z "${TOKEN}" ]; then
     sleep infinity
 fi
 
+if [[ ! -f /config/logrotate.conf ]]; then
+    cp /defaults/logrotate.conf /config/logrotate.conf
+    chmod 640 /config/logrotate.conf
+fi
+
 # permissions
 lsiown -R abc:abc \
     /config