entrypoint.sh

#!/bin/bash
set -euo pipefail

# Setup Catalina Opts
: ${CATALINA_CONNECTOR_PROXYNAME:=}
: ${CATALINA_CONNECTOR_PROXYPORT:=}
: ${CATALINA_CONNECTOR_SCHEME:=http}
: ${CATALINA_CONNECTOR_SECURE:=false}
: ${CATALINA_CONTEXT_PATH:=}

: ${CATALINA_OPTS:=}

CATALINA_OPTS="${CATALINA_OPTS} -DcatalinaConnectorProxyName=${CATALINA_CONNECTOR_PROXYNAME}"
CATALINA_OPTS="${CATALINA_OPTS} -DcatalinaConnectorProxyPort=${CATALINA_CONNECTOR_PROXYPORT}"
CATALINA_OPTS="${CATALINA_OPTS} -DcatalinaConnectorScheme=${CATALINA_CONNECTOR_SCHEME}"
CATALINA_OPTS="${CATALINA_OPTS} -DcatalinaConnectorSecure=${CATALINA_CONNECTOR_SECURE}"
CATALINA_OPTS="${CATALINA_OPTS} -DcatalinaContextPath=${CATALINA_CONTEXT_PATH}"

export CATALINA_OPTS

# Set the Tomcat context
if [ -z "$CATALINA_CONTEXT_PATH" ];
then
  mv ${CROWD_INSTALL_DIR}/apache-tomcat/conf/Catalina/localhost/crowd.xml ${CROWD_INSTALL_DIR}/apache-tomcat/conf/Catalina/localhost/ROOT.xml
else
  if [ "$CATALINA_CONTEXT_PATH" == "crowd" ];
  then
    echo "Context is default. Skipping..."
  else
    mv ${CROWD_INSTALL_DIR}/apache-tomcat/conf/Catalina/localhost/crowd.xml ${CROWD_INSTALL_DIR}/apache-tomcat/conf/Catalina/localhost/${CATALINA_CONTEXT_PATH}.xml
  fi
fi


# Start Crowd as the correct user
if [ "${UID}" -eq 0 ]; then
    echo "User is currently root. Will change directory ownership to ${RUN_USER}:${RUN_GROUP}, then downgrade permission to ${RUN_USER}"
    PERMISSIONS_SIGNATURE=$(stat -c "%u:%U:%a" "${CROWD_HOME}")
    EXPECTED_PERMISSIONS=$(id -u ${RUN_USER}):${RUN_USER}:700
    if [ "${PERMISSIONS_SIGNATURE}" != "${EXPECTED_PERMISSIONS}" ]; then
        chmod -R 700 "${CROWD_HOME}" &&
            chown -R "${RUN_USER}:${RUN_GROUP}" "${CROWD_HOME}"
    fi
    # Now drop privileges
    exec su -s /bin/bash "${RUN_USER}" -c "$CROWD_INSTALL_DIR/start_crowd.sh $@"
else
    exec "$CROWD_INSTALL_DIR/start_crowd.sh" "$@"
fi