Updated Dockerfile

Author: fmeheust

java/Dockerfile-jar.template

@@ -2,13 +2,7 @@
 # Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl.
 
 # dockerfile for running the application from JAR 
-FROM container-registry.oracle.com/java/jdk-no-fee-term:17
-ENV LD_PRELOAD=/opt/app/lib/libtfojdbc1.so
-ENV LD_LIBRARY_PATH=extracted_binaries_path:/usr/java/jdk-17/lib;
-
-# TCP fastopen
-RUN sysctl -w net.ipv4.tcp_fastopen=5
-RUN sysctl -w net.ipv4.tcp_fastopen_blackhole_timeout_sec=0
+FROM container-registry.oracle.com/java/jdk-no-fee-term:23-oraclelinux9
 
 RUN useradd -U -d /home/appuser appuser && \
   mkdir /opt/app && \
@@ -17,6 +11,17 @@ RUN useradd -U -d /home/appuser appuser && \
   mkdir /opt/apm-agent && \
   chown appuser:appuser /opt/app /opt/apm /opt/apm-agent 
 
+# Download the Oracle JDBC TCP Fast Open (TFO) Library File
+WORKDIR /opt/app/lib
+RUN dnf install wget
+RUN curl https://oss.oracle.com/el4/unzip/unzip.tar -o unzip.tar
+RUN wget https://download.oracle.com/otn-pub/otn_software/jdbc/tfo-lib/v1/libtfojdbc1.so_aarch64.zip
+RUN tar -xf unzip.tar
+RUN ./unzip libtfojdbc1.so_aarch64.zip
+
+ENV LD_PRELOAD=/opt/app/lib/libtfojdbc1.so
+ENV LD_LIBRARY_PATH=extracted_binaries_path:/usr/java/jdk-23/lib;
+
 USER appuser
 WORKDIR /home/appuser
 # COPY --chown=appuser:appuser .oci .