diff --git a/docker-compose.yml b/docker-compose.yml
index 56c06e6..36c5c3d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,6 +1,6 @@
 services:
   nats:
-    container_name: cc-nats
+    container_name: nats
     image: nats:alpine
     ports:
       - "4222:4222"
@@ -18,7 +18,7 @@ services:
       - nats
 
   influxdb:
-    container_name: cc-influxdb
+    container_name: influxdb
     image: influxdb
     command: ["--reporting-disabled"]
     environment:
@@ -36,7 +36,7 @@ services:
       - ${DATADIR}/influxdb/config:/etc/influxdb2
 
   openldap:
-    container_name: cc-ldap
+    container_name: ldap
     image: osixia/openldap:1.5.0
     command: --copy-service --loglevel debug
     environment:
@@ -47,7 +47,7 @@ services:
       - ${DATADIR}/ldap:/container/service/slapd/assets/config/bootstrap/ldif/custom
 
   mariadb:
-    container_name: cc-db
+    container_name: mariadb
     image: mariadb:latest
     command: ["--default-authentication-plugin=mysql_native_password"]
     environment:
@@ -63,7 +63,7 @@ services:
       - SYS_NICE
 
   # mysql:
-  #   container_name: cc-mysql
+  #   container_name: mysql
   #   image: mysql:8.0.22
   #   command: ["--default-authentication-plugin=mysql_native_password"]
   #   environment:
@@ -79,20 +79,8 @@ services:
   #   cap_add:
   #     - SYS_NICE
 
-  phpmyadmin:
-    container_name: cc-phpmyadmin
-    image: phpmyadmin
-    environment:
-      - PMA_HOST=cc-db
-      - PMA_USER=root
-      - PMA_PASSWORD=${MARIADB_ROOT_PASSWORD}
-    ports:
-      - "127.0.0.1:${PHPMYADMIN_PORT}:80"
-    depends_on:
-      - mariadb
-
   slurm-controller:
-    container_name: slurm-controller
+    container_name: slurmctld
     build:
       context: ./slurm/controller
     privileged: true
@@ -112,7 +100,7 @@ services:
       PARTITION_NAME: docker
 
   slurm-database:
-    container_name: slurm-database
+    container_name: slurmdb
     build:
       context: ./slurm/database
     depends_on:
@@ -131,21 +119,21 @@ services:
       STORAGE_PASS: password
       STORAGE_USER: slurm
 
-  # slurm-worker01:
-  #   container_name: slurm-worker01
-  #   build:
-  #     context: ./slurm/worker
-  #   depends_on:
-  #     - slurm-controller
-  #   privileged: true
-  #   volumes:
-  #     - ./home:/home
-  #     - ./secret:/.secret
-  #   restart: always
-  #   environment:
-  #     CONTROL_MACHINE: controller
-  #     ACCOUNTING_STORAGE_HOST: database
-  #     COMPUTE_NODES: worker01 worker02
+  slurm-worker01:
+    container_name: node01
+    build:
+      context: ./slurm/worker
+    depends_on:
+      - slurm-controller
+    privileged: true
+    volumes:
+      - ./home:/home
+      - ./secret:/.secret
+    restart: always
+    environment:
+      CONTROL_MACHINE: controller
+      ACCOUNTING_STORAGE_HOST: database
+      COMPUTE_NODES: worker01 worker02
 
   # slurm-worker02:
   #   container_name: slurm-worker02
diff --git a/env-template.txt b/env-template.txt
new file mode 100644
index 0000000..2cb9b12
--- /dev/null
+++ b/env-template.txt
@@ -0,0 +1,5 @@
+ENV SLURM_VERSION=19.05.1 \
+  MUNGE_UID=981 \
+  SLURM_UID=982 \
+  WORKER_UID=1000
+
diff --git a/slurm/slurm.conf b/home/config/slurm.conf
similarity index 78%
rename from slurm/slurm.conf
rename to home/config/slurm.conf
index d6c7dcb..b6059e0 100644
--- a/slurm/slurm.conf
+++ b/home/config/slurm.conf
@@ -3,7 +3,7 @@
 # See the slurm.conf man page for more information.
 #
 ClusterName=snowflake
-SlurmctldHost=linux0
+SlurmctldHost=slurmctld
 SlurmUser=slurm
 SlurmctldPort=6817
 SlurmdPort=6818
@@ -12,8 +12,8 @@ ProctrackType=proctrack/cgroup
 ReturnToService=1
 SlurmctldPidFile=/var/run/slurmctld.pid
 SlurmdPidFile=/var/run/slurmd.pid
-SlurmdSpoolDir=/var/spool/slurmd
-StateSaveLocation=/var/spool/slurmctld
+SlurmdSpoolDir=/var/spool/slurm/d
+StateSaveLocation=/var/spool/slurm/ctld
 SwitchType=switch/none
 TaskPlugin=task/affinity,task/cgroup
 #
@@ -30,8 +30,8 @@ SchedulerType=sched/backfill
 SelectType=select/cons_tres
 #
 # LOGGING AND ACCOUNTING
-AccountingStorageHost=slurm-db
-AccountingStoragePort=6818
+AccountingStorageHost=slurmdb
+AccountingStoragePort=6819
 AccountingStorageType=accounting_storage/slurmdbd
 AccountingStorageUser=slurm
 AccountingStoreFlags=job_script,job_comment,job_env,job_extra
@@ -44,5 +44,5 @@ SlurmdDebug=info
 SlurmdLogFile=/var/log/slurmd.log
 #
 # COMPUTE NODES
-NodeName=linux[1-32] CPUs=1 State=UNKNOWN
-PartitionName=debug Nodes=ALL Default=YES MaxTime=INFINITE State=UP
+NodeName=node0[1-2] CPUs=1 State=UNKNOWN
+PartitionName=main Nodes=ALL Default=YES MaxTime=INFINITE State=UP
diff --git a/home/config/slurmdbd.conf b/home/config/slurmdbd.conf
new file mode 100644
index 0000000..35838b9
--- /dev/null
+++ b/home/config/slurmdbd.conf
@@ -0,0 +1,31 @@
+# Archive info
+#ArchiveJobs=yes
+#ArchiveDir="/tmp"
+#ArchiveSteps=yes
+#ArchiveScript=
+#JobPurge=12
+#StepPurge=1
+#
+# Authentication info
+AuthType=auth/munge
+AuthInfo=/var/run/munge/munge.socket.2
+#
+# slurmDBD info
+DbdAddr=slurmdb
+DbdHost=slurmdb
+DbdPort=6819
+SlurmUser=slurm
+DebugLevel=4
+LogFile=/var/log/slurm/slurmdbd.log
+PidFile=/var/run/slurmdbd.pid
+#PluginDir=/usr/lib/slurm
+#PrivateData=accounts,users,usage,jobs
+#TrackWCKey=yes
+#
+# Database info
+StorageType=accounting_storage/mysql
+StorageHost=slurmdb
+StoragePort=3306
+StoragePass=demo
+StorageUser=slurm
+StorageLoc=slurm_acct_db
diff --git a/slurm/base/Dockerfile b/slurm/base/Dockerfile
new file mode 100644
index 0000000..0e225c8
--- /dev/null
+++ b/slurm/base/Dockerfile
@@ -0,0 +1,45 @@
+FROM rockylinux:8
+MAINTAINER Jan Eitzinger <jan.eitzinger@fau.de>
+
+ENV SLURM_VERSION=22.05.6
+ENV ARCH=aarch64
+
+RUN yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm -y
+
+RUN groupadd -g 981 munge \
+  && useradd  -m -c "MUNGE Uid 'N' Gid Emporium" -d /var/lib/munge -u 981 -g munge  -s /sbin/nologin munge \
+  && groupadd -g 982 slurm \
+  && useradd  -m -c "Slurm workload manager" -d /var/lib/slurm -u 982 -g slurm  -s /bin/bash slurm \
+  && groupadd -g 1000 worker \
+  && useradd  -m -c "Workflow user" -d /home/worker -u 1000 -g worker  -s /bin/bash worker
+
+RUN yum install -y munge munge-libs
+RUN dnf --enablerepo=powertools install munge-devel -y
+RUN yum install rng-tools -y
+
+RUN yum install -y python3 gcc openssl openssl-devel \
+pam-devel numactl numactl-devel hwloc sudo \
+lua readline-devel ncurses-devel man2html \
+libibmad libibumad rpm-build  perl-ExtUtils-MakeMaker.noarch rpm-build make wget
+
+RUN dnf --enablerepo=powertools install rrdtool-devel lua-devel hwloc-devel rpm-build -y
+RUN dnf install mariadb-server mariadb-devel -y
+RUN mkdir /usr/local/slurm-tmp
+RUN cd /usr/local/slurm-tmp
+RUN wget https://download.schedmd.com/slurm/slurm-${SLURM_VERSION}.tar.bz2
+RUN rpmbuild -ta slurm-${SLURM_VERSION}.tar.bz2
+
+WORKDIR  /root/rpmbuild/RPMS/${ARCH}
+RUN yum -y --nogpgcheck localinstall \
+        slurm-${SLURM_VERSION}-1.el8.${ARCH}.rpm \
+        slurm-perlapi-${SLURM_VERSION}-1.el8.${ARCH}.rpm \
+        slurm-slurmctld-${SLURM_VERSION}-1.el8.${ARCH}.rpm
+WORKDIR /
+
+VOLUME ["/home", "/.secret"]
+#   22:         SSH
+# 3306:         MariaDB
+# 6817:         SlurmCtlD
+# 6818:         SlurmD
+# 6819:         SlurmDBD
+EXPOSE 22 3306 6817 6818 6819
diff --git a/slurm/controller/Dockerfile b/slurm/controller/Dockerfile
index 14d6066..192b554 100644
--- a/slurm/controller/Dockerfile
+++ b/slurm/controller/Dockerfile
@@ -1,51 +1,10 @@
-FROM rockylinux:8
+FROM clustercockpit/slurm.base:latest
 MAINTAINER Jan Eitzinger <jan.eitzinger@fau.de>
 
-ENV SLURM_VERSION=19.05.1 \
-  MUNGE_UID=981 \
-  SLURM_UID=982 \
-  WORKER_UID=1000
-
-RUN yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm -y
-
-RUN groupadd -g $MUNGE_UID munge \
-  && useradd  -m -c "MUNGE Uid 'N' Gid Emporium" -d /var/lib/munge -u $MUNGE_UID -g munge  -s /sbin/nologin munge \
-  && groupadd -g $SLURM_UID slurm \
-  && useradd  -m -c "Slurm workload manager" -d /var/lib/slurm -u $SLURM_UID -g slurm  -s /bin/bash slurm \
-  && groupadd -g $WORKER_UID worker \
-  && useradd  -m -c "Workflow user" -d /home/worker -u $WORKER_UID -g worker  -s /bin/bash worker
-
-RUN yum install -y munge munge-libs
-RUN dnf --enablerepo=powertools install munge-devel -y
-RUN yum install rng-tools -y
-
-RUN yum install -y python3 gcc openssl openssl-devel \
-pam-devel numactl numactl-devel hwloc sudo \
-lua readline-devel ncurses-devel man2html \
-libibmad libibumad rpm-build  perl-ExtUtils-MakeMaker.noarch rpm-build make wget
-
-RUN dnf --enablerepo=powertools install rrdtool-devel lua-devel hwloc-devel rpm-build -y
-RUN dnf install mariadb-server mariadb-devel -y
-RUN mkdir /usr/local/slurm-tmp
-RUN cd /usr/local/slurm-tmp
-RUN wget https://download.schedmd.com/slurm/slurm-22.05.6.tar.bz2
-RUN rpmbuild -ta slurm-22.05.6.tar.bz2
-
-ENV USE_SLURMDBD=true \
-  CLUSTER_NAME=snowflake \
-  CONTROL_MACHINE=controller \
-  SLURMCTLD_PORT=6817 \
-  SLURMD_PORT=6818 \
-  ACCOUNTING_STORAGE_HOST=database \
-  ACCOUNTING_STORAGE_PORT=6819 \
-  PARTITION_NAME=docker
+# clean up
+RUN rm -f /root/rpmbuild/RPMS/slurm-*.rpm \
+  && yum clean all \
+  && rm -rf /var/cache/yum
 
 COPY docker-entrypoint.sh /docker-entrypoint.sh
-VOLUME ["/home", "/.secret"]
-#   22:         SSH
-# 3306:         MariaDB
-# 6817:         SlurmCtlD
-# 6818:         SlurmD
-# 6819:         SlurmDBD
-EXPOSE 22 3306 6817 6818 6819
 ENTRYPOINT ["/docker-entrypoint.sh"]
diff --git a/slurm/controller/docker-entrypoint.sh b/slurm/controller/docker-entrypoint.sh
index 5aff60c..301ff03 100755
--- a/slurm/controller/docker-entrypoint.sh
+++ b/slurm/controller/docker-entrypoint.sh
@@ -17,22 +17,22 @@ _ssh_worker() {
         chown -R worker:worker /home/worker
     fi
     cat > /home/worker/setup-worker-ssh.sh <<EOF2
-   mkdir -p ~/.ssh
-   chmod 0700 ~/.ssh
-   ssh-keygen -b 2048 -t rsa -f ~/.ssh/id_rsa -q -N "" -C "$(whoami)@$(hostname)-$(date -I)"
-   cat ~/.ssh/id_rsa.pub > ~/.ssh/authorized_keys
-   chmod 0640 ~/.ssh/authorized_keys
-   cat >> ~/.ssh/config <<EOF
+mkdir -p ~/.ssh
+chmod 0700 ~/.ssh
+ssh-keygen -b 2048 -t rsa -f ~/.ssh/id_rsa -q -N "" -C "$(whoami)@$(hostname)-$(date -I)"
+cat ~/.ssh/id_rsa.pub > ~/.ssh/authorized_keys
+chmod 0640 ~/.ssh/authorized_keys
+cat >> ~/.ssh/config <<EOF
 Host *
 StrictHostKeyChecking no
 UserKnownHostsFile /dev/null
 LogLevel QUIET
+EOF
+chmod 0644 ~/.ssh/config
+cd ~/
+tar -czvf ~/worker-secret.tar.gz .ssh
+cd -
 EOF2
-    chmod 0644 ~/.ssh/config
-    cd ~/
-    tar -czvf ~/worker-secret.tar.gz .ssh
-    cd -
-    EOF2
     chmod +x /home/worker/setup-worker-ssh.sh
     chown worker: /home/worker/setup-worker-ssh.sh
     sudo -u worker /home/worker/setup-worker-ssh.sh
@@ -66,95 +66,28 @@ _copy_secrets() {
   rm -f /home/worker/setup-worker-ssh.sh
 }
 
-# generate slurm.conf
-_generate_slurm_conf() {
-  cat > /etc/slurm/slurm.conf <<EOF
-#
-# Example slurm.conf file. Please run configurator.html
-# (in doc/html) to build a configuration file customized
-# for your environment.
-#
-#
-# slurm.conf file generated by configurator.html.
-#
-# See the slurm.conf man page for more information.
-#
-ClusterName=$CLUSTER_NAME
-SlurmctldHost=$CONTROL_MACHINE
-SlurmUser=slurm
-SlurmctldPort=$SLURMCTLD_PORT
-SlurmdPort=$SLURMD_PORT
-AuthType=auth/munge
-StateSaveLocation=/var/spool/slurm/ctld
-SlurmdSpoolDir=/var/spool/slurm/d
-SwitchType=switch/none
-MpiDefault=none
-SlurmctldPidFile=/var/run/slurmctld.pid
-SlurmdPidFile=/var/run/slurmd.pid
-ProctrackType=proctrack/pgid
-ReturnToService=0
-#
-# TIMERS
-SlurmctldTimeout=300
-SlurmdTimeout=300
-InactiveLimit=0
-MinJobAge=300
-KillWait=30
-Waittime=0
-#
-# SCHEDULING
-SchedulerType=sched/backfill
-FastSchedule=1
-#
-# LOGGING
-SlurmctldDebug=3
-SlurmctldLogFile=/var/log/slurmctld.log
-SlurmdDebug=3
-SlurmdLogFile=/var/log/slurmd.log
-JobCompType=jobcomp/none
-#JobCompLoc=
-#
-# ACCOUNTING
-JobAcctGatherType=jobacct_gather/linux
-#JobAcctGatherFrequency=30
-#
-AccountingStorageType=accounting_storage/slurmdbd
-AccountingStorageHost=$ACCOUNTING_STORAGE_HOST
-AccountingStoragePort=$ACCOUNTING_STORAGE_PORT
-#AccountingStorageLoc=
-#AccountingStoragePass=
-#AccountingStorageUser=
-#
-# COMPUTE NODES
-NodeName=worker[01-02] RealMemory=1800 CPUs=1 State=UNKNOWN
-PartitionName=$PARTITION_NAME Nodes=ALL Default=YES MaxTime=INFINITE State=UP
-EOF
-}
-
 # run slurmctld
 _slurmctld() {
     cd /root/rpmbuild/RPMS/aarch64
     yum -y --nogpgcheck localinstall slurm-22.05.6-1.el8.aarch64.rpm slurm-perlapi-22.05.6-1.el8.aarch64.rpm  slurm-slurmctld-22.05.6-1.el8.aarch64.rpm
-    if $USE_SLURMDBD; then
-        echo -n "checking for slurmdbd.conf"
-        while [ ! -f /.secret/slurmdbd.conf ]; do
-            echo -n "."
-            sleep 1
-        done
-        echo ""
-    fi
-    mkdir -p /var/spool/slurm/ctld /var/spool/slurmd  /var/log/slurm /etc/slurm
-    chown -R slurm: /var/spool/slurm/ctld /var/spool/slurmd  /var/log/slurm
+    echo -n "checking for slurmdbd.conf"
+    while [ ! -f /.secret/slurmdbd.conf ]; do
+        echo -n "."
+        sleep 1
+    done
+    echo ""
+    mkdir -p /var/spool/slurm/ctld /var/spool/slurm/d  /var/log/slurm /etc/slurm
+    chown -R slurm: /var/spool/slurm/ctld /var/spool/slurm/d  /var/log/slurm
     touch /var/log/slurmctld.log
     chown slurm: /var/log/slurmctld.log
     if [[ ! -f /home/config/slurm.conf ]]; then
-        echo "### generate slurm.conf ###"
-        _generate_slurm_conf
+        echo "### Missing slurm.conf ###"
+        exit
     else
         echo "### use provided slurm.conf ###"
         cp /home/config/slurm.conf /etc/slurm/slurm.conf
     fi
-    sacctmgr -i add cluster "${CLUSTER_NAME}"
+    sacctmgr -i add cluster "snowflake"
     sleep 2s
     /usr/sbin/slurmctld
     cp -f /etc/slurm/slurm.conf /.secret/
diff --git a/slurm/database/Dockerfile b/slurm/database/Dockerfile
index 6e8db8d..192b554 100644
--- a/slurm/database/Dockerfile
+++ b/slurm/database/Dockerfile
@@ -1,51 +1,10 @@
-FROM rockylinux:8
+FROM clustercockpit/slurm.base:latest
 MAINTAINER Jan Eitzinger <jan.eitzinger@fau.de>
 
-ENV SLURM_VERSION=19.05.1 \
-  MUNGE_UID=981 \
-  SLURM_UID=982 \
-  WORKER_UID=1000
-
-RUN yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm -y
-
-RUN groupadd -g $MUNGE_UID munge \
-  && useradd  -m -c "MUNGE Uid 'N' Gid Emporium" -d /var/lib/munge -u $MUNGE_UID -g munge  -s /sbin/nologin munge \
-  && groupadd -g $SLURM_UID slurm \
-  && useradd  -m -c "Slurm workload manager" -d /var/lib/slurm -u $SLURM_UID -g slurm  -s /bin/bash slurm \
-  && groupadd -g $WORKER_UID worker \
-  && useradd  -m -c "Workflow user" -d /home/worker -u $WORKER_UID -g worker  -s /bin/bash worker
-
-RUN yum install -y munge munge-libs
-RUN dnf --enablerepo=powertools install munge-devel -y
-RUN yum install rng-tools -y
-
-RUN yum install -y python3 gcc openssl openssl-devel \
-pam-devel numactl numactl-devel hwloc sudo \
-lua readline-devel ncurses-devel man2html \
-libibmad libibumad rpm-build  perl-ExtUtils-MakeMaker.noarch rpm-build make wget
-
-RUN dnf --enablerepo=powertools install rrdtool-devel lua-devel hwloc-devel rpm-build -y
-RUN dnf install mariadb-server mariadb-devel -y
-RUN mkdir /usr/local/slurm-tmp
-RUN cd /usr/local/slurm-tmp
-RUN wget https://download.schedmd.com/slurm/slurm-22.05.6.tar.bz2
-RUN rpmbuild -ta slurm-22.05.6.tar.bz2
-
-
-ENV DBD_ADDR=database \
-  DBD_HOST=database \
-  DBD_PORT=6819 \
-  STORAGE_HOST=database.local.dev \
-  STORAGE_PORT=3306 \
-  STORAGE_PASS=password \
-  STORAGE_USER=slurm
+# clean up
+RUN rm -f /root/rpmbuild/RPMS/slurm-*.rpm \
+  && yum clean all \
+  && rm -rf /var/cache/yum
 
 COPY docker-entrypoint.sh /docker-entrypoint.sh
-VOLUME ["/home", "/.secret"]
-#   22:         SSH
-# 3306:         MariaDB
-# 6817:         Slurm Ctl D
-# 6818:         Slurm D
-# 6819:         Slurm DBD
-EXPOSE 22 3306 6817 6818 6819
 ENTRYPOINT ["/docker-entrypoint.sh"]
diff --git a/slurm/database/docker-entrypoint.sh b/slurm/database/docker-entrypoint.sh
index b011977..4ed8d94 100755
--- a/slurm/database/docker-entrypoint.sh
+++ b/slurm/database/docker-entrypoint.sh
@@ -16,10 +16,10 @@ _sshd_host() {
 _slurm_acct_db() {
   {
     echo "create database slurm_acct_db;"
-    echo "create user '${STORAGE_USER}'@'${STORAGE_HOST}';"
-    echo "set password for '${STORAGE_USER}'@'${STORAGE_HOST}' = password('${STORAGE_PASS}');"
-    echo "grant usage on *.* to '${STORAGE_USER}'@'${STORAGE_HOST}';"
-    echo "grant all privileges on slurm_acct_db.* to '${STORAGE_USER}'@'${STORAGE_HOST}';"
+    echo "create user 'slurm'@slurmdb'';"
+    echo "set password for 'slurm'@'slurmdb' = password('demo');"
+    echo "grant usage on *.* to 'slurm'@'slurmdb';"
+    echo "grant all privileges on slurm_acct_db.* to 'slurm'@'slurmdb';"
     echo "flush privileges;"
   } >> $SLURM_ACCT_DB_SQL
 }
@@ -72,50 +72,6 @@ _wait_for_worker() {
   fi
 }
 
-# generate slurmdbd.conf
-_generate_slurmdbd_conf() {
-  cat > /etc/slurm/slurmdbd.conf <<EOF
-#
-# Example slurmdbd.conf file.
-#
-# See the slurmdbd.conf man page for more information.
-#
-# Archive info
-#ArchiveJobs=yes
-#ArchiveDir="/tmp"
-#ArchiveSteps=yes
-#ArchiveScript=
-#JobPurge=12
-#StepPurge=1
-#
-# Authentication info
-AuthType=auth/munge
-AuthInfo=/var/run/munge/munge.socket.2
-#
-# slurmDBD info
-DbdAddr=$DBD_ADDR
-DbdHost=$DBD_HOST
-DbdPort=$DBD_PORT
-SlurmUser=slurm
-#MessageTimeout=300
-DebugLevel=4
-#DefaultQOS=normal,standby
-LogFile=/var/log/slurm/slurmdbd.log
-PidFile=/var/run/slurmdbd.pid
-#PluginDir=/usr/lib/slurm
-#PrivateData=accounts,users,usage,jobs
-#TrackWCKey=yes
-#
-# Database info
-StorageType=accounting_storage/mysql
-StorageHost=$STORAGE_HOST
-StoragePort=$STORAGE_PORT
-StoragePass=$STORAGE_PASS
-StorageUser=$STORAGE_USER
-StorageLoc=slurm_acct_db
-EOF
-}
-
 # run slurmdbd
 _slurmdbd() {
   mkdir -p /var/spool/slurm/d \
@@ -123,8 +79,8 @@ _slurmdbd() {
   chown slurm: /var/spool/slurm/d \
     /var/log/slurm
   if [[ ! -f /home/config/slurmdbd.conf ]]; then
-    echo "### generate slurmdbd.conf ###"
-    _generate_slurmdbd_conf
+    echo "### Missing slurmdbd.conf ###"
+    exit
   else
     echo "### use provided slurmdbd.conf ###"
     cp /home/config/slurmdbd.conf /etc/slurm/slurmdbd.conf
diff --git a/slurm/worker/Dockerfile b/slurm/worker/Dockerfile
index 7879c24..1a86561 100644
--- a/slurm/worker/Dockerfile
+++ b/slurm/worker/Dockerfile
@@ -1,43 +1,11 @@
-FROM rockylinux:8
+FROM clustercockpit/slurm.base:latest
 MAINTAINER Jan Eitzinger <jan.eitzinger@fau.de>
 
-ENV SLURM_VERSION=19.05.1 \
-  MUNGE_UID=981 \
-  SLURM_UID=982 \
-  WORKER_UID=1000
+# clean up
+RUN rm -f /root/rpmbuild/RPMS/slurm-*.rpm \
+  && yum clean all \
+  && rm -rf /var/cache/yum
 
-RUN yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm -y
-
-RUN groupadd -g $MUNGE_UID munge \
-  && useradd  -m -c "MUNGE Uid 'N' Gid Emporium" -d /var/lib/munge -u $MUNGE_UID -g munge  -s /sbin/nologin munge \
-  && groupadd -g $SLURM_UID slurm \
-  && useradd  -m -c "Slurm workload manager" -d /var/lib/slurm -u $SLURM_UID -g slurm  -s /bin/bash slurm \
-  && groupadd -g $WORKER_UID worker \
-  && useradd  -m -c "Workflow user" -d /home/worker -u $WORKER_UID -g worker  -s /bin/bash worker
-
-RUN yum install -y munge munge-libs
-RUN dnf --enablerepo=powertools install munge-devel -y
-RUN yum install rng-tools -y
-
-RUN yum install -y python3 gcc openssl openssl-devel \
-pam-devel numactl numactl-devel hwloc sudo \
-lua readline-devel ncurses-devel man2html \
-libibmad libibumad rpm-build  perl-ExtUtils-MakeMaker.noarch rpm-build make wget
-
-RUN dnf --enablerepo=powertools install rrdtool-devel lua-devel hwloc-devel rpm-build -y
-RUN dnf install mariadb-server mariadb-devel -y
-RUN mkdir /usr/local/slurm-tmp
-RUN cd /usr/local/slurm-tmp
-RUN wget https://download.schedmd.com/slurm/slurm-22.05.6.tar.bz2
-RUN rpmbuild -ta slurm-22.05.6.tar.bz2
-
-VOLUME ["/home", "/.secret"]
-#   22:         SSH
-# 3306:         MariaDB
-# 6817:         SlurmCtlD
-# 6818:         SlurmD
-# 6819:         SlurmDBD
-EXPOSE 22 3306 6817 6818 6819
 WORKDIR /home/worker
 COPY docker-entrypoint.sh /docker-entrypoint.sh
 ENTRYPOINT ["/docker-entrypoint.sh"]