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