Convert from .schema to a .ldif useable with ldapadd

schema_to_ldif.sh

#!/bin/bash

schema_file=$1

if [[ -z $schema_file ]]; then
        echo "$0 [Schema File]"
        exit -1
fi

schema=$(basename "${schema_file%.*}")

# Use slaptest to convert from .schema to ldif database
mkdir tmp/
cp $schema_file tmp/$schema.schema
cd tmp/

echo "include $schema.schema" > slapd.conf

mkdir slapd.d/
slaptest -f slapd.conf -F slapd.d/

# Extract the schema as ldif
slapcat -n 0 -F slapd.d/ -a "cn={*}$schema" \
 | grep -v ^structuralObjectClass: \
 | grep -v ^entryUUID: \
 | grep -v ^creatorsName: \
 | grep -v ^createTimestamp: \
 | grep -v ^entryCSN: \
 | grep -v ^modifiersName: \
 | grep -v ^modifyTimestamp: \
 | sed "s/{.*}$schema/$schema/" > $schema.ldif

mv $schema.ldif ..

# Cleanup files
cd ..
rm -r tmp/