remove unwanted packages (#3027)

Author: s1saurabh

OracleDatabase/RAC/OracleRealApplicationClusters/containerfiles/19.3.0/Containerfile

@@ -99,7 +99,7 @@ ENV SETUP_LINUX_FILE="setupLinuxEnv.sh" \
 FROM racbase AS rac-image-slim-false
 ARG SLIMMING
 ARG VERSION
-ENV CV_ASSUME_DISTID=OEL7.8
+ENV CV_ASSUME_DISTID=OL8
 # Environment variables required for this build (do NOT change)
 # -------------------------------------------------------------
 # Linux Env Variable
@@ -145,7 +145,7 @@ RUN chmod 755 $INSTALL_SCRIPTS/*.sh  && \
 FROM racbase AS rac-image-slim-true
 ARG SLIMMING
 ARG VERSION
-ENV CV_ASSUME_DISTID=OEL7.8
+ENV CV_ASSUME_DISTID=OL8
 
 # Environment variables required for this build (do NOT change)
 # -------------------------------------------------------------

OracleDatabase/RAC/OracleRealApplicationClusters/containerfiles/19.3.0/setupLinuxEnv.sh

@@ -14,21 +14,8 @@
 # Setup filesystem and oracle user
 # Adjust file permissions, go to /opt/oracle as user 'oracle' to proceed with Oracle installation
 # ------------------------------------------------------------
-## Use OCI yum repos on OCI instead of public yum
-region=$(curl --noproxy '*' -sfm 3 -H "Authorization: Bearer Oracle" http://169.254.169.254/opc/v2/instance/ | sed -nE 's/^ *"regionIdentifier": "([^"]+)".*/\1/p')
-if [ -n "$region" ]; then 
-    echo "Detected OCI Region: $region"
-    for proxy in $(printenv | grep -i _proxy | cut -d= -f1); do unset $proxy; done
-    echo "-$region" > /etc/yum/vars/ociregion
-fi 
-# Refer Doc ID 2760289.1 for error- "libxcrypt-compat compat-openssl11" only available in OL9
-# Error in invoking target 'libasmclntsh19.ohso libasmperl19.ohso client_sharedlib' of makefile '/u01/app/oracle/product/19c/dbhome_1/rdbms/lib/ins_rdbms.mk'.
 mkdir /asmdisks && \
 mkdir /responsefiles  && \
 chmod ug+x /opt/scripts/startup/*.sh && \
-yum -y install systemd oracle-database-preinstall-19c net-tools which zip  \
-unzip tar openssl expect e2fsprogs openssh-server vim-minimal passwd which  \
-sudo hostname policycoreutils-python-utils python3 lsof rsync libxcrypt-devel  \
-libxcrypt  fontconfig libvirt-libs librdmacm libibverbs liblsan libasan \
-libxcrypt-compat compat-openssl11 && \
-yum clean all
+dnf -y install oracle-database-preinstall-19c systemd vim-minimal passwd openssh-server hostname xterm xhost vi policycoreutils-python-utils lsof openssl libxcrypt-compat net-tools which zip unzip tar sudo && \
+dnf clean all