#!/bin/sh -e

umask 002
BASEDIR="${ENCAP_TARGET}" # Usually /usr/local
PKGDIR="${ENCAP_SOURCE}/${ENCAP_PKGNAME}" # Ususally /usr/local/encap/<pkgname>
LOG="${PKGDIR}/postinstall.log"
MKINSTALLDIRS="${PKGDIR}/mkinstalldirs"
exec > $LOG 2>&1

printf "Running ${ENCAP_PKGNAME} postinstall script...\n"
date

chmod 755 ${MKINSTALLDIRS}
${MKINSTALLDIRS} "${BASEDIR}/etc/default/bcfg2-client/env"
${MKINSTALLDIRS} "${BASEDIR}/etc/default/bcfg2-server/env"
${MKINSTALLDIRS} "${BASEDIR}/sbin"

rmcp() {
    SRCFILENAME="`basename ${1}`"
    if [ -d "${2}" ]; then 
        DESTDIRNAME="$2"
    else 
        DESTDIRNAME="`dirname ${2}`"
    fi
    TARGETNAME="$DESTDIRNAME/$SRCFILENAME"
    if [ -h "$TARGETNAME" ]; then rm "$TARGETNAME"; fi
    if [ -f "$TARGETNAME" ]; then rm "$TARGETNAME"; fi
    cp "$1" "$2"
}

if [ -f ${BASEDIR}/etc/default/bcfg2-client/.SENTINEL_BCFG2 ]; then
    printf "INFO: bcfg2 client options have been updated by bcfg2 -\n"
    printf "INFO: not replacing that configuration.\n"
elif [ -f ${BASEDIR}/etc/default/bcfg2-client/.SENTINEL_SITE ]; then
    printf "INFO: bcfg2 client options have been previously updated -\n"
    printf "INFO: not replacing that configuration.\n"
else
    DIR="etc/default/bcfg2-client"
    rmcp $PKGDIR/$DIR/env/RUN_INTERVAL_SECONDS ${BASEDIR}/$DIR/env/
    rmcp $PKGDIR/$DIR/env/OPTIONS ${BASEDIR}/$DIR/env/
    touch ${BASEDIR}/$DIR/.SENTINEL_SITE
fi

if [ -f ${BASEDIR}/etc/default/bcfg2-server/.SENTINEL_BCFG2 ]; then
    printf "INFO: bcfg2 server options have been updated by bcfg2 -\n"
    printf "INFO: not replacing that configuration.\n"
elif [ -f ${BASEDIR}/etc/default/bcfg2-server/.SENTINEL_SITE ]; then
    printf "INFO: bcfg2 server options have been previously updated -\n"
    printf "INFO: not replacing that configuration.\n"
else
    DIR="etc/default/bcfg2-server"
    rmcp $PKGDIR/$DIR/env/OPTIONS ${BASEDIR}/$DIR/env/
    touch ${BASEDIR}/$DIR/.SENTINEL_SITE
fi

if [ -f ${BASEDIR}/etc/.SENTINEL_BCFG2 ]; then
    printf "INFO: bcfg2.conf and/or ostiary.cfg may have been updated by\n"
    printf "INFO: bcfg2 - not replacing that configuration.\n"
elif [ -f ${BASEDIR}/etc/.SENTINEL_SITE ]; then
    printf "INFO: bcfg2.conf and/or ostiary.cfg may have been previously\n"
    printf "INFO: updated - not replacing that configuration.\n"
else
    rmcp $PKGDIR/etc/bcfg2.conf ${BASEDIR}/etc/
    rmcp $PKGDIR/etc/ostiary.cfg ${BASEDIR}/etc/
    touch ${BASEDIR}/etc/.SENTINEL_SITE
fi

if [ -f ${BASEDIR}/sbin/.SENTINEL_BCFG2 ]; then
    printf "INFO: ost-bcfg2.sh may have been updated by bcfg2 -\n"
    printf "INFO: not replacing that configuration with this script.\n"
elif [ -f ${BASEDIR}/sbin/.SENTINEL_SITE ]; then
    printf "INFO: ost-bcfg2.sh may have been previously updated -\n"
    printf "INFO: not replacing that configuration with this script.\n"
else
    rmcp $PKGDIR/sbin/ost-bcfg2.sh ${BASEDIR}/sbin/
    touch ${BASEDIR}/sbin/.SENTINEL_SITE
fi

printf "Finished ${ENCAP_PKGNAME} postinstall script.\n"

exit 0