Update docker-in-docker (dind) - not working with 18.09+ version

Author: vlauciani

docker-compose.yml

@@ -49,7 +49,7 @@ volumes:
     driver: ${VOLUMES_DRIVER}
   graylog:
     driver: ${VOLUMES_DRIVER}
-  dind:
+  docker-in-docker:
     driver: ${VOLUMES_DRIVER}
 
 services:
@@ -154,7 +154,10 @@ services:
       tty: true
       environment:
         - PHP_IDE_CONFIG=${PHP_IDE_CONFIG}
-        - DOCKER_HOST=tcp://docker-in-docker:2375
+        - DOCKER_HOST=tcp://docker-in-docker:2376
+        - DOCKER_TLS_VERIFY=1
+        - DOCKER_TLS_CERTDIR=/certs
+        - DOCKER_CERT_PATH=/certs/client
       networks:
         - frontend
         - backend
@@ -230,13 +233,17 @@ services:
       volumes:
         - ./php-fpm/php${PHP_VERSION}.ini:/usr/local/etc/php/php.ini
         - ${APP_CODE_PATH_HOST}:${APP_CODE_PATH_CONTAINER}${APP_CODE_CONTAINER_FLAG}
+        - docker-in-docker:/certs/client
       expose:
         - "9000"
       extra_hosts:
         - "dockerhost:${DOCKER_HOST_IP}"
       environment:
         - PHP_IDE_CONFIG=${PHP_IDE_CONFIG}
-        - DOCKER_HOST=tcp://docker-in-docker:2375
+        - DOCKER_HOST=tcp://docker-in-docker:2376
+        - DOCKER_TLS_VERIFY=1
+        - DOCKER_TLS_CERTDIR=/certs
+        - DOCKER_CERT_PATH=/certs/client
         - FAKETIME=${PHP_FPM_FAKETIME}
       depends_on:
         - workspace
@@ -1268,11 +1275,13 @@ services:
 
 ### Docker-in-Docker ################################################
     docker-in-docker:
-      image: docker:dind
+      image: docker:19.03-dind
+      environment:
+        DOCKER_TLS_SAN: DNS:docker-in-docker      
       privileged: true
       volumes:
         - ${APP_CODE_PATH_HOST}:${APP_CODE_PATH_CONTAINER}
-        - ${DATA_PATH_HOST}/dind:/var/lib/docker
+        - docker-in-docker:/certs/client
       expose:
         - 2375
       networks: