# Host dirs can only be mapped to an existing drive inside the container, so
    # T:\ is replaced with C:\.
    _TFCI_OUTPUT_DIR_WIN=$(replace_drive_letter_with_c "$TFCI_OUTPUT_DIR")
    sed -iE 's|^TFCI_OUTPUT_DIR=.*|TFCI_OUTPUT_DIR='"$_TFCI_OUTPUT_DIR_WIN"'|g' $env_file
    WORKING_DIR=$(replace_drive_letter_with_c "$TFCI_GIT_DIR")
    echo "GCE_METADATA_HOST=$IP_ADDR" > $env_file
  fi

# to setting up up volume mappings.
# Thus, the drive letter is replaced with C:\, in case it's
# something else (ex. T:), which is frequently the case inside Kokoro jobs.
function replace_drive_letter_with_c () {
  sed -E "s|^[a-zA-Z]:|C:|g" <<< $1

# ==============================================================================
source "${BASH_SOURCE%/*}/utilities/setup.sh"

if [[ `uname -s | grep -P '^MSYS_NT'` ]]; then
  PROFILE_JSON_PATH=$(replace_drive_letter_with_c "$TFCI_OUTPUT_DIR")
  PROFILE_JSON_PATH="$PROFILE_JSON_PATH/profile.json.gz"
else
  PROFILE_JSON_PATH="$TFCI_OUTPUT_DIR/profile.json.gz"
fi