#!/bin/sh -e
###########################################################################
#
# dn42 registry - object validation
#
###########################################################################

mntner="$1"

if [ -z "$mntner" ]
then
    >&2 echo "Usage: $0 YOUR-MNT"
    exit 1
fi

check_script='utils/schema-check/dn42_schema_local.py'

###########################################################################
# determine registry directory
#
# this will fail if the script is in the PATH or is sourced but those
# both seem unlikely. In any case if it does fail an env var can be used
# to override the check

rdir="$REGDIR"
if [ -z "$rdir" ]
then
    rdir=$(cd -- "$(dirname -- "$0")" && pwd)
fi

if ! [ -x "${rdir}/${check_script}" ]
then
    >&2 cat <<EOF
ERROR: Unable to automatically find the registry directory,
       or the script '$check_script' is not executable

You can set the directory manually using the
REGDIR environment variable.

For example:
REGDIR='path/to/registry' $0 $mntner
EOF
    exit 1
fi

# switch to the registry directory
cd "$rdir"

###########################################################################
# perform the validation

if [ "$mntner" = "--all" ]
then
    # check everything

    if ! "$check_script" -v scan data/
    then
        >&2 echo 'Schema validation failed!'
        exit 1
    fi

else
    # check single mntner
    mfile="data/mntner/$mntner"

    if ! [ -f "$mfile" ]
    then
        >&2 echo "MNTNER object does not exist: $mfile"
        exit 1
    fi

    if ! "$check_script" -v scan data/ -f "$mfile"
    then
        >&2 echo 'Schema validation for mntner object failed!'
        exit 1
    fi

    if ! "$check_script" -v scan data/ -m "$mntner"
    then
        >&2 echo 'Schema validation for related objects failed!'
        exit 1
    fi

fi

# all good
exit 0

###########################################################################
# end of file