134 lines
4.9 KiB
Bash
134 lines
4.9 KiB
Bash
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# $Id$
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#----------------------------#
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validate_config() { # Are the config values sane (within reason)
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#----------------------------#
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: <<inline_doc
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Validates the configuration parameters. The global var PROGNAME selects the
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parameter list.
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input vars: $1 0/1 0=quiet, 1=verbose output
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externals: color constants
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PROGNAME (lfs,clfs,hlfs,blfs)
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modifies: none
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returns: nothing
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on error: write text to console and dies
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on success: write text to console and returns
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inline_doc
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local -r lfs_PARAM_LIST="VIMLANG"
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local -r blfs_PARAM_LIST="TEST DEPEND"
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local -r hlfs_PARAM_LIST="MODEL GRSECURITY_HOST"
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local -r clfs_PARAM_LIST="ARCH METHOD VIMLANG"
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local -r global_PARAM_LIST="BUILDDIR HPKG RUNMAKE TEST STRIP PAGE TIMEZONE"
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local -r ERROR_MSG='The variable \"${L_arrow}${config_param}${R_arrow}\" value ${L_arrow}${BOLD}${!config_param}${R_arrow} is invalid, ${nl_}check the config file ${BOLD}${GREEN}\<$PROGNAME.conf\>${OFF}'
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local -r PARAM_VALS='${config_param}: ${L_arrow}${BOLD}${!config_param}${OFF}${R_arrow}'
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local PARAM_LIST=
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local config_param
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local validation_str
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write_error_and_die() {
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echo -e "\n${DD_BORDER}"
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echo -e "`eval echo ${ERROR_MSG}`" >&2
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echo -e "${DD_BORDER}\n"
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exit 1
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}
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set +e
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for PARAM_GROUP in global_PARAM_LIST ${PROGNAME}_PARAM_LIST; do
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for config_param in ${!PARAM_GROUP}; do
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# This is a tricky little piece of code.. executes a cmd string.
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[[ $1 = "1" ]] && echo -e "`eval echo $PARAM_VALS`"
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case $config_param in
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BUILDDIR) # We cannot have an <empty> or </> root mount point
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if [[ "xx x/x" =~ "x${!config_param}x" ]]; then
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write_error_and_die
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fi
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continue ;;
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TIMEZONE) continue;;
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MKFILE) continue;;
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HPKG) validation_str="x0x x1x" ;;
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RUNMAKE) validation_str="x0x x1x" ;;
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TEST) validation_str="x0x x1x x2x x3x" ;;
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STRIP) validation_str="x0x x1x" ;;
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VIMLANG) validation_str="x0x x1x" ;;
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DEPEND) validation_str="x0x x1x x2x" ;;
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MODEL) validation_str="xglibcx xuclibcx" ;;
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PAGE) validation_str="xletterx xA4x" ;;
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ARCH) validation_str="xx86x xx86_64x xx86_64-64x xsparcx xsparcv8x xsparc64x xsparc64-64x xmipsx xmips64x xmips64-64x xppcx xalphax" ;;
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GRSECURITY_HOST) validation_str="x0x x1x" ;;
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METHOD) validation_str="xchrootx xbootx";;
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*)
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echo "WHAT PARAMETER IS THIS.. <<${config_param}>>"
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exit
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;;
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esac
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#
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# This is the 'regexp' test available in bash-3.0..
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# using it as a poor man's test for substring
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if [[ ! "${validation_str}" =~ "x${!config_param}x" ]] ; then
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# parameter value entered is no good
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write_error_and_die
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fi
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done # for loop
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# No further tests needed on globals
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if [[ "$PARAM_GROUP" = "global_PARAM_LIST" ]]; then
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for config_param in LC_ALL LANG; do
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[[ $1 = "1" ]] && echo "`eval echo $PARAM_VALS`"
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[[ -z "${!config_param}" ]] && continue
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# See it the locale values exist on this machine
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[[ "`locale -a | grep -c ${!config_param}`" > 0 ]] && continue
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# If you make it this far then there is a problem
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write_error_and_die
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done
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for config_param in KEYMAP; do
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[[ $1 = "1" ]] && echo "`eval echo $PARAM_VALS`"
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[[ "${!config_param}" = "none" ]] && continue
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[[ -e "/usr/share/kbd/keymaps/${!config_param}" ]] && [[ -s "/usr/share/kbd/keymaps/${!config_param}" ]] && continue
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# If you make it this far then there is a problem
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write_error_and_die
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done
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# Check out the global param SRC_ARCHIVE
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config_param=SRC_ARCHIVE
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[[ $1 = "1" ]] && echo -n "`eval echo $PARAM_VALS`"
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if [ ! -z ${SRC_ARCHIVE} ]; then
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if [ ! -d ${SRC_ARCHIVE} ]; then
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echo " -- is NOT a directory"
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write_error_and_die
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fi
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if [ ! -w ${SRC_ARCHIVE} ]; then
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echo -n "${nl_} [${BOLD}${YELLOW}WARN$OFF] You do not have <write> access to this directory, ${nl_}${tab_}downloaded files can not be saved in this archive"
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fi
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fi
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echo "${nl_} ${BOLD}${GREEN}global parameters are valid${OFF}${nl_}"
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continue
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fi
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for config_param in FSTAB CONFIG BOOK; do
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[[ $1 = "1" ]] && echo "`eval echo $PARAM_VALS`"
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if [[ $config_param = BOOK ]]; then
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[[ ! "${WC}" = 1 ]] && continue
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fi
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[[ -z "${!config_param}" ]] && continue
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[[ -e "${!config_param}" ]] && [[ -s "${!config_param}" ]] && continue
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# If you make it this far then there is a problem
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write_error_and_die
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done
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echo " ${BOLD}${GREEN}${PARAM_GROUP%%_*T} specific parameters are valid${OFF}"
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done
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set -e
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echo "$tab_***${BOLD}${GREEN}Config parameters look good${OFF}***"
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}
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