Watchtower!

templates/watchtower/example/service.env

@@ -3,6 +3,10 @@ TEMPLATE=watchtower
 
 CONTAINER_NAME=watchtower
 
+# Interval in seconds between checks.
+# Default is 1800 seconds (30 minutes).
+INTERVAL=1800
+
 # Image settings
 IMAGE_REGISTRY="docker.io"
 IMAGE_REPO="containrrr/watchtower"

templates/watchtower/start.sh

@@ -3,13 +3,14 @@ source "$(dirname "$0")/_common.sh"
 load_env "$1" || die "Failed to load environment variables"
 
 # Required environment variables
-check_required_env_vars "CONTAINER_NAME"
+check_required_env_vars "CONTAINER_NAME" "INTERVAL"
 
 DOCKER_RUN_CMD="docker run -d \
                 --restart unless-stopped \
                 --name ${CONTAINER_NAME} \
                 -v /var/run/docker.sock:/var/run/docker.sock \
-                ${IMAGE_REGISTRY}/${IMAGE_REPO}:${IMAGE_TAG}"
+                ${IMAGE_REGISTRY}/${IMAGE_REPO}:${IMAGE_TAG} \
+                --interval ${INTERVAL}"
 
 if ! create_and_start_container "$DOCKER_RUN_CMD" "$CONTAINER_NAME"; then
     echo "RUN_CMD failed:"