diff --git a/.env b/.env
index 6ac89f3..574d7b3 100644
--- a/.env
+++ b/.env
@@ -1,3 +1,11 @@
+KEYCLOAK_VERSION=24.0.3
+KEYCLOAK_ADMIN=admin
+KEYCLOAK_ADMIN_PASSWORD=admin
+REALM_FILE=d4science.json
+ARTIFACTS_VERSION=2.1.0
+KC_FEATURES=admin-fine-grained-authz,token-exchange
+KC_LOG_LEVEL=ALL
+
 CASSANDRA_CLUSTER_NAME=TestCluster
 CASSANDRA_SEEDS=cassandra1,cassandra2,cassandra3
 CASSANDRA_NUM_TOKENS=256
diff --git a/.gitmodules b/.gitmodules
index 2b41da4..a9f07e2 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -5,7 +5,12 @@
 [submodule "cassandra"]
 	path = cassandra
 	url = gitea@code-repo.d4science.org:alfredo.oliviero/dockerizing_cassandra.git
-
 [submodule "keycloak"]
 	path = keycloak
 	url = gitea@code-repo.d4science.org:gCubeSystem/gcube-d4science-keycloak-docker-local.git
+[submodule "liferay"]
+	path = liferay
+	url = gitea@code-repo.d4science.org:alfredo.oliviero/dockerizing_liferay.git
+[submodule "postgres"]
+	path = postgres
+	url = gitea@code-repo.d4science.org:alfredo.oliviero/dockerizing_postgres.git
diff --git a/README.md b/README.md
index 5d8777d..b40943b 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,19 @@
-# Docker Cassandra Social
+# Dockerizing D4SCIENCE
 
 ## subprojects:
 
 * [cassandra](./cassandra/README.md)
 * [socialservice](./socialservice/README.md)
 
+the first time you check-out a repo you need to use --init 
+`git submodule update --init --recursive`
+
+the other times
+
+`git pull --recurse-submodules`
+
+
+
 ### cassandra
 
 [cassandra](./cassandra/README.md) is the dockerization of the cassandra infrastructure
@@ -26,7 +35,42 @@ force recreate docker image
 `docker compose build --no-cache`
 
 check  status:
-`docker exec -it cassandra-1 nodetool status`
-`docker exec -it cassandra-2 nodetool status`
-`docker exec -it cassandra-3 nodetool status`
+`docker exec -it cassandra1 nodetool status`
+`docker exec -it cassandra2 nodetool status`
+`docker exec -it cassandra3 nodetool status`
 `docker exec -it social nodetool status`
+
+
+## LIFERAY
+aggiunto a /etc/host l'entry:
+
+127.0.0.1 keycloak
+127.0.0.1 liferay
+
+keycloak server: http://keycloak:9999
+
+liferay server:
+* http://liferay:80
+* http://next.dev.d4science.org:80
+
+start composer:
+`docker compose up --build`
+
+check keycloak status:
+* postgres: `docker inspect --format='{{json .State.Health}}' lr_docker-postgres-1`
+* keycloak: `docker inspect --format='{{json .State.Health}}' lr_docker-keycloak-1`
+* liferay: `docker inspect --format='{{json .State.Health}}' lr_docker-liferay-1`
+
+run a single service:
+* postgres: `docker compose up postgres --build`
+* keycloak: `docker compose up keycloak --build`
+* liferay: `docker compose up liferay --build`
+
+open bash on server
+
+* postgres: `docker exec -it lr_docker-postgres-1 /bin/sh`
+* keycloak: `docker exec -it lr_docker-keycloak-1 /bin/sh`
+* liferay: `docker exec -it lr_docker-liferay-1 /bin/sh`
+
+check db connection:
+docker exec -it lr_docker-liferay-1 bash -c 'PGPASSWORD=pass_db psql -h lr_docker-postgres-1 -U infra_bundle_dev -d liferay_db'
diff --git a/compose.yml b/compose.yml
deleted file mode 100644
index 58c2e4f..0000000
--- a/compose.yml
+++ /dev/null
@@ -1,41 +0,0 @@
-version: '3.8'
-
-services:
-  cassandra1:
-    extends:
-      file: ./cassandra/compose.yml
-      service: cassandra1
-    networks:
-      - app-network
-
-  cassandra2:
-    extends:
-      file: ./cassandra/compose.yml
-      service: cassandra2
-    networks:
-      - app-network
-
-  cassandra3:
-    extends:
-      file: ./cassandra/compose.yml
-      service: cassandra3
-    networks:
-      - app-network
-
-  tomcat:
-    extends:
-      file: ./socialservice/compose.yml
-      service: tomcat
-    depends_on:
-      cassandra1:
-        condition: service_healthy
-      cassandra2:
-          condition: service_healthy
-      cassandra3:
-        condition: service_healthy
-    networks:
-      - app-network
-
-networks:
-  app-network:
-    driver: bridge
diff --git a/keycloak b/keycloak
new file mode 160000
index 0000000..c80b596
--- /dev/null
+++ b/keycloak
@@ -0,0 +1 @@
+Subproject commit c80b596a66d35b5f69e10ad3641ba5a3fa9d2c54
diff --git a/liferay b/liferay
new file mode 160000
index 0000000..55fc72b
--- /dev/null
+++ b/liferay
@@ -0,0 +1 @@
+Subproject commit 55fc72b9f1fce73790d0b2b752518ed8ab096ab9
diff --git a/postgres b/postgres
new file mode 160000
index 0000000..217ca84
--- /dev/null
+++ b/postgres
@@ -0,0 +1 @@
+Subproject commit 217ca84114ecd45e86e0ad55fced99644ef980ca