#!/bin/sh # $FreeBSD: stable/11/usr.sbin/ypserv/ypinit.sh 289677 2015-10-21 05:37:09Z eadler $ # # ypinit.sh - setup a master or slave server. # (Taken from OpenBSD and modified for FreeBSD.) # DOMAINNAME=/bin/domainname HOSTNAME=/bin/hostname YPWHICH=/usr/bin/ypwhich YPXFR=/usr/libexec/ypxfr YP_DIR=/var/yp MAKEDBM=/usr/sbin/yp_mkdb MAPLIST="master.passwd.byname master.passwd.byuid passwd.byname passwd.byuid \ group.byname group.bygid hosts.byname hosts.byaddr services.byname \ rpc.byname rpc.bynumber networks.byname networks.byaddr netgroup \ netgroup.byuser netgroup.byhost netid.byname publickey.byname \ bootparams ethers.byname ethers.byaddr eui64.byname eui64.byid \ amd.host mail.aliases ypservers protocols.byname protocols.bynumber \ netmasks.byaddr" ERROR_EXISTS="NO" umask 077 #set -xv ERROR=USAGE # assume usage error if [ $# -eq 1 ] then if [ $1 = "-m" ] # ypinit -m then DOMAIN=`${DOMAINNAME}` SERVERTYPE=MASTER ERROR= fi if [ $1 = "-u" ] # ypinit -u then DOMAIN=`${DOMAINNAME}` SERVERTYPE=UPDATE ERROR= fi fi if [ $# -eq 2 ] then if [ $1 = "-m" ] # ypinit -m domainname then DOMAIN=${2} SERVERTYPE=MASTER ERROR= fi if [ $1 = "-s" ] # ypinit -s master_server then DOMAIN=`${DOMAINNAME}` SERVERTYPE=SLAVE MASTER=${2} ERROR= fi if [ $1 = "-u" ] # ypinit -u domainname then DOMAIN=${2} SERVERTYPE=UPDATE ERROR= fi fi if [ $# -eq 3 ] then if [ $1 = "-s" ] # ypinit -s master_server domainname then DOMAIN=${3} SERVERTYPE=SLAVE MASTER=${2} ERROR= fi fi if [ "${ERROR}" = "USAGE" ]; then cat << \__usage 1>&2 usage: ypinit -m [domainname] ypinit -s master_server [domainname] ypinit -u [domainname] The `-m' flag builds a master YP server, and the `-s' flag builds a slave YP server. When building a slave YP server, `master_server' must be an existing, reachable YP server. The `-u' is for updating the ypservers map on a master server. __usage exit 1 fi # Check if domainname is set, don't accept an empty domainname if [ -z "${DOMAIN}" ]; then cat << \__no_domain 1>&2 The local host's YP domain name has not been set. Please set it with the domainname(1) command or pass the domain as an argument to ypinit(8). __no_domain exit 1 fi # Check if hostname is set, don't accept an empty hostname HOST=`${HOSTNAME}` if [ -z "${HOST}" ]; then cat << \__no_hostname 1>&2 The local host's hostname has not been set. Please set it with the hostname(1) command. __no_hostname exit 1 fi # Check if we have contact with master. # If we can't list the maps on the master, then we fake it with a # hard-coded list of maps. The FreeBSD ypxfr command will work even # if ypbind isn't running or if we are bound to ourselves instead of # the master (the slave should be bound to itself, but since it has # no maps yet, we can't get a maplist from it). if [ "${SERVERTYPE}" = "SLAVE" ]; then COUNT=`${YPWHICH} -d ${DOMAIN} -m 2>/dev/null | grep -i ${MASTER} | wc -l | tr -d " "` if [ "$COUNT" = "0" ] then echo "Can't enumerate maps from ${MASTER}. Please check that it is running." 1>&2 echo "Note: using hardcoded maplist for map transfers." 1>&2 YPMAPLIST=${MAPLIST} else YPMAPLIST=`${YPWHICH} -d ${DOMAIN} -m | cut -d\ -f1` fi echo "" 1>&2 fi # Check if user is root ID=`id -u` if [ "${ID}" != "0" ]; then echo "You have to be the superuser to run this. Please login as root." 1>&2 exit 1 fi # Check if the YP directory exists. if [ ! -d ${YP_DIR} -o -f ${YP_DIR} ] then echo "The directory ${YP_DIR} doesn't exist. Restore it from the distribution." 1>&2 exit 1 fi echo -n "Server Type: ${SERVERTYPE} Domain: ${DOMAIN}" if [ "${SERVERTYPE}" = "SLAVE" ]; then echo -n " Master: ${MASTER}" fi echo "" if [ "${SERVERTYPE}" != "UPDATE" ]; then cat << \__notice1 Creating an YP server will require that you answer a few questions. Questions will all be asked at the beginning of the procedure. __notice1 echo -n "Do you want this procedure to quit on non-fatal errors? [y/n: n] " read DOEXIT case ${DOEXIT} in y*|Y*) ERROR_EXIT="YES" ;; *) ERROR_EXIT="NO" echo "" echo "Ok, please remember to go back and redo manually whatever fails." echo "If you don't, something might not work. " ;; esac if [ -d "${YP_DIR}/${DOMAIN}" ]; then echo "" echo -n "Can we destroy the existing ${YP_DIR}/${DOMAIN} and its contents? [y/n: n] " read KILL ERROR= case ${KILL} in y*|Y*) ERROR="DELETE" ;; *) ERROR= ;; esac if [ "${ERROR}" = "DELETE" ]; then if ! rm -rf ${YP_DIR}/${DOMAIN}; then echo "Can't clean up old directory ${YP_DIR}/${DOMAIN}." 1>&2 exit 1 fi else echo "OK, please clean it up by hand and start again. Bye" exit 0 fi fi if ! mkdir "${YP_DIR}/${DOMAIN}"; then echo "Can't make new directory ${YP_DIR}/${DOMAIN}." 1>&2 exit 1 fi fi if [ "${SERVERTYPE}" = "MASTER" ]; then if [ ! -f ${YP_DIR}/Makefile ] then if [ ! -f ${YP_DIR}/Makefile.dist ] then echo "Can't find ${YP_DIR}/Makefile.dist. " 1>&2 exit 1 fi cp ${YP_DIR}/Makefile.dist ${YP_DIR}/Makefile fi fi if [ "${SERVERTYPE}" = "SLAVE" ]; then echo "There will be no further questions. The remainder of the procedure" echo "should take a few minutes, to copy the databases from ${MASTER}." for MAP in ${YPMAPLIST} do echo "Transferring ${MAP}..." if ! ${YPXFR} -p ${YP_DIR} -h ${MASTER} -c -d ${DOMAIN} ${MAP}; then echo "Can't transfer map ${MAP}." 1>&2 ERROR_EXISTS="YES" if [ "${ERROR_EXIT}" = "YES" ]; then exit 1 fi fi done echo "" if [ "${ERROR_EXISTS}" = "YES" ]; then echo "${HOST} has been setup as an YP slave server with errors. " 1>&2 echo "Please remember fix any problem that occurred." 1>&2 else echo "${HOST} has been setup as an YP slave server without any errors. " fi echo "Don't forget to update map ypservers on ${MASTER}." exit 0 fi LIST_OK="NO" while [ "${LIST_OK}" = "NO" ]; do if [ "${SERVERTYPE}" = "MASTER" ]; then HOST_LIST="${HOST}" echo "" echo "At this point, we have to construct a list of this domains YP servers." echo "${HOST} is already known as master server." echo "Please continue to add any slave servers, one per line. When you are" echo "done with the list, type a ." echo " master server : ${HOST}" fi if [ "${SERVERTYPE}" = "UPDATE" ]; then HOST_LIST="${HOST}" NEW_LIST="" MASTER_NAME="" SHORT_HOST=`echo ${HOST} | cut -d. -f1` if [ -f ${YP_DIR}/${DOMAIN}/ypservers ]; then for srv in `${MAKEDBM} -u ${YP_DIR}/${DOMAIN}/ypservers | grep -v "^YP" | tr "\t" " " | cut -d\ -f1`; do short_srv=`echo ${srv} | cut -d. -f1` if [ "${SHORT_HOST}" != "${short_srv}" ] then if [ "${NEW_LIST}" = "" ]; then NEW_LIST="${srv}" else NEW_LIST="${NEW_LIST} ${srv}" fi fi done; MASTER_NAME=`${MAKEDBM} -u ${YP_DIR}/${DOMAIN}/ypservers | grep "^YP_MASTER_NAME" | tr "\t" " " | cut -d\ -f2` fi echo "" echo "Update the list of hosts running YP servers in domain ${DOMAIN}." echo "Master for this domain is ${MASTER_NAME}." echo "" echo "First verify old servers, type \\\\ to remove a server." echo "Then add new servers, one per line. When done type a ." echo "" echo " master server : ${HOST}" if [ "${NEW_LIST}" != "" ]; then for node in $NEW_LIST; do echo -n " verify host : [${node}] " read verify if [ "${verify}" != "\\" ]; then HOST_LIST="${HOST_LIST} ${node}" fi done; fi fi echo -n " next host to add: " while read h do echo -n " next host to add: " HOST_LIST="${HOST_LIST} ${h}" done echo "" echo "The current list of NIS servers looks like this:" echo "" for h in `echo ${HOST_LIST}`; do echo ${h} done echo "" echo -n "Is this correct? [y/n: y] " read hlist_ok case $hlist_ok in n*) echo "Let's try the whole thing again...";; N*) echo "Let's try the whole thing again...";; *) LIST_OK="YES";; esac done echo "Building ${YP_DIR}/${DOMAIN}/ypservers..." rm -f ${YP_DIR}/ypservers touch -f ${YP_DIR}/ypservers rm -f ${YP_DIR}/${DOMAIN}/ypservers for host in ${HOST_LIST}; do echo "${host} ${host}" >> ${YP_DIR}/ypservers echo "${host} ${host}" done | ${MAKEDBM} - ${YP_DIR}/${DOMAIN}/ypservers if [ $? -ne 0 ]; then echo "" 1>&2 echo "Couldn't build yp data base ${YP_DIR}/${DOMAIN}/ypservers." 1>&2 ERROR_EXISTS="YES" if [ "${ERROR_EXIT}" = "YES" ]; then exit 1 fi fi if [ "${SERVERTYPE}" = "MASTER" ]; then CUR_PWD=`pwd` cd ${YP_DIR} echo "Running ${YP_DIR}/Makefile..." if ! make NOPUSH=True UPDATE_DOMAIN=${DOMAIN} YP_DIR=${YP_DIR}; then echo "" 1>&2 echo "Error running Makefile." 1>&2 ERROR_EXISTS="YES" if [ "${ERROR_EXIT}" = "YES" ]; then exit 1 fi fi cd ${CUR_PWD} echo "" if [ "${ERROR_EXISTS}" = "YES" ]; then echo "${HOST} has been setup as an YP master server with errors. " 1>&2 echo "Please remember fix any problem that occurred." 1>&2 else echo "${HOST} has been setup as an YP master server without any errors. " fi fi