Draft restart script

restart.sh

+#!/bin/bash
+
+BASE_DIR="/coli"
+declare -a DIRS_TO_RESTART=( )
+
+for dir in ${BASE_DIR}/*
+do
+    if [ -f "${dir}/docker-compose.yml" ] || [ -f "${dir}/docker-compose.yaml" ]
+    then
+        cd ${dir}
+
+        # Snippet to detect if the services are running taken and modified from
+        # answer to https://serverfault.com/a/1015665/ by drew2g 
+        # (https://serverfault.com/users/573225/drew2g)
+        # CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/).
+
+        # -z option explained here https://stackoverflow.com/a/45563383/
+        # and here https://stackoverflow.com/a/45562906/
+        if [ -z "$(docker compose ps --services --filter 'status=running')" ]
+        then
+            echo "${dir} was down, keeping it down"
+        else
+            echo "${dir} was up, stopping it and queuing for restart"
+            DIRS_TO_RESTART+=(${dir})
+            docker compose down
+        fi
+    fi
+done
+
+echo "! Restarting Traefik"
+cd /coli/traefik
+docker compose up --detach
+
+for dir in ${DIRS_TO_RESTART[*]}
+do
+    echo "${dir} is starting"
+    cd ${dir}
+    docker compose up --detach
+done