update for EL9

Dockerfile

@@ -1,4 +1,4 @@
-ARG BASE_IMAGE=hub.opensciencegrid.org/opensciencegrid/software-base:3.6-el7-release
+ARG BASE_IMAGE=hub.opensciencegrid.org/opensciencegrid/software-base:23-el9-release
 FROM ${BASE_IMAGE}
 ARG BASE_IMAGE
 
@@ -12,38 +12,27 @@ RUN yum install -y \
   git \ 
   bc \
   bind-utils \
-  cpio \
-  ed \
-  file \
-  bzip2 \ 
-  gnupg2 \
   libaio \
-  rdate \ 
   rng-tools \ 
   rsync \ 
   tcsh \ 
   time \ 
   wget \
-  which \ 
   words \ 
-  xz \ 
-  zip \
   yum-utils \ 
   dos2unix \
   man-db \
   telnet 
 
-#RUN yum install https://linuxsoft.cern.ch/wlcg/centos7/x86_64/wlcg-repo-1.0.0-1.el7.noarch.rpm -y
-#RUN yum install HEP_OSlibs
-RUN yum install http://mirror.grid.uchicago.edu/pub/mwt2/sw/el7/HEP_OSlibs-7.2.9-1.el7.cern.x86_64.rpm -y
-RUN yum install -y https://research.cs.wisc.edu/htcondor/repo/current/htcondor-release-current.el7.noarch.rpm
-
-RUN yum install --disablerepo=osg-upcoming -y condor
+RUN yum install -y https://linuxsoft.cern.ch/wlcg/centos7/x86_64/wlcg-repo-1.0.0-1.el7.noarch.rpm
+RUN yum install -y https://linuxsoft.cern.ch/wlcg/el9/x86_64/wlcg-repo-1.0.0-1.el9.noarch.rpm 
+RUN yum install -y HEP_OSlibs
+RUN yum install -y condor
+RUN yum install -y python3-pip
 
 RUN yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
 RUN yum install -y docker-ce-cli
-RUN yum install -y http://mirror.grid.uchicago.edu/pub/mwt2/sw/el7/mwt2-sysview-worker-2.0.6-1.el7.noarch.rpm
-RUN yum install -y python36-tabulate
+RUN yum install -y http://mirror.grid.uchicago.edu/pub/mwt2/sw/el9/mwt2-sysview-worker-2.0.6-1.noarch.rpm
 
 COPY condor/*.conf /etc/condor/config.d/
 COPY supervisor/* /etc/supervisord.d/
@@ -53,9 +42,10 @@ COPY scripts/condor_node_check.sh /usr/local/sbin/
 COPY scripts/entrypoint.sh /bin/entrypoint.sh
 
 COPY prometheus/exporter.py /app/
-RUN pip3 install prometheus_client
 
-RUN pip3 install python3-memcached
+RUN pip install prometheus_client
+
+RUN pip install python3-memcached
 RUN chmod 755 /usr/local/sbin/condor_node_check.sh
 
 # Igor's wrapper for singularity to make things work inside of K8S, requires OASIS CVMFS