Dockerfile: Seperate out CCACHE_DIR for BRANCH_NAME

#######################

ENV SRC_DIR /srv/src

ENV CCACHE_DIR /srv/ccache

ENV CCACHE_BASE_DIR /srv/ccache

ENV ZIP_DIR /srv/zips

ENV LMANIFEST_DIR /srv/local_manifests

ENV KEYS_DIR /srv/keys

# Create Volume entry points

############################

VOLUME $SRC_DIR

VOLUME $CCACHE_DIR

VOLUME $CCACHE_BASE_DIR

VOLUME $ZIP_DIR

VOLUME $LMANIFEST_DIR

VOLUME $KEYS_DIR

# Create missing directories

############################

RUN mkdir -p $SRC_DIR

RUN mkdir -p $CCACHE_DIR

RUN mkdir -p $CCACHE_BASE_DIR

RUN mkdir -p $ZIP_DIR

RUN mkdir -p $LMANIFEST_DIR

RUN mkdir -p $KEYS_DIR

  mkdir -p "$SRC_DIR/$branch_dir"

  cd "$SRC_DIR/$branch_dir" || return 1

  mkdir -p "$CCACHE_BASE_DIR/$branch_dir"

  export CCACHE_DIR="$CCACHE_BASE_DIR/$branch_dir"

  echo ">> [$(date)] Setting up CCache, CCACHE_DIR=${CCACHE_DIR} CCACHE_SIZE=${CCACHE_SIZE}"

  echo ">> [$(date)] Branch:  ${BRANCH_NAME}"

  echo ">> [$(date)] Device: ${DEVICE}"