1#!/bin/sh 2# $FreeBSD$ 3# 4# ypinit.sh - setup a master or slave server. 5# (Taken from OpenBSD and modified for FreeBSD.) 6# 7DOMAINNAME=/bin/domainname 8HOSTNAME=/bin/hostname 9YPWHICH=/usr/bin/ypwhich 10YPXFR=/usr/libexec/ypxfr 11YP_DIR=/var/yp 12MAKEDBM=/usr/sbin/yp_mkdb 13MAPLIST="master.passwd.byname master.passwd.byuid passwd.byname passwd.byuid \ 14 group.byname group.bygid hosts.byname hosts.byaddr services.byname \ 15 rpc.byname rpc.bynumber networks.byname networks.byaddr netgroup \ 16 netgroup.byuser netgroup.byhost netid.byname publickey.byname \ 17 bootparams ethers.byname ethers.byaddr amd.host mail.aliases \ 18 ypservers protocols.byname protocols.bynumber netmasks.byaddr" 19 20ERROR_EXISTS="NO" 21umask 077 22 23#set -xv 24 25ERROR=USAGE # assume usage error 26 27if [ $# -eq 1 ] 28then 29 if [ $1 = "-m" ] # ypinit -m 30 then 31 DOMAIN=`${DOMAINNAME}` 32 SERVERTYPE=MASTER 33 ERROR= 34 fi 35 36 if [ $1 = "-u" ] # ypinit -u 37 then 38 DOMAIN=`${DOMAINNAME}` 39 SERVERTYPE=UPDATE 40 ERROR= 41 fi 42fi 43 44if [ $# -eq 2 ] 45then 46 if [ $1 = "-m" ] # ypinit -m domainname 47 then 48 DOMAIN=${2} 49 SERVERTYPE=MASTER 50 ERROR= 51 fi 52 53 if [ $1 = "-s" ] # ypinit -s master_server 54 then 55 DOMAIN=`${DOMAINNAME}` 56 SERVERTYPE=SLAVE 57 MASTER=${2} 58 ERROR= 59 fi 60 61 if [ $1 = "-u" ] # ypinit -u domainname 62 then 63 DOMAIN=${2} 64 SERVERTYPE=UPDATE 65 ERROR= 66 fi 67fi 68 69if [ $# -eq 3 ] 70then 71 if [ $1 = "-s" ] # ypinit -s master_server domainname 72 then 73 DOMAIN=${3} 74 SERVERTYPE=SLAVE 75 MASTER=${2} 76 ERROR= 77 fi 78fi 79 80if [ "${ERROR}" = "USAGE" ]; then 81 cat << \__usage 1>&2 82usage: ypinit -m [domainname] 83 ypinit -s master_server [domainname] 84 ypinit -u [domainname] 85 86The `-m' flag builds a master YP server, and the `-s' flag builds 87a slave YP server. When building a slave YP server, `master_server' 88must be an existing, reachable YP server. 89The `-u' is for updating the ypservers map on a master server. 90__usage 91 92 exit 1 93fi 94 95# Check if domainname is set, don't accept an empty domainname 96if [ -z "${DOMAIN}" ]; then 97 cat << \__no_domain 1>&2 98The local host's YP domain name has not been set. Please set it with 99the domainname(1) command or pass the domain as an argument to ypinit(8). 100__no_domain 101 102 exit 1 103fi 104 105# Check if hostname is set, don't accept an empty hostname 106HOST=`${HOSTNAME}` 107if [ -z "${HOST}" ]; then 108 cat << \__no_hostname 1>&2 109The local host's hostname has not been set. Please set it with the 110hostname(1) command. 111__no_hostname 112 113 exit 1 114fi 115 116# Check if we have contact with master. 117# If we can't list the maps on the master, then we fake it with a 118# hard-coded list of maps. The FreeBSD ypxfr command will work even 119# if ypbind isn't running or if we are bound to ourselves instead of 120# the master (the slave should be bound to itself, but since it has 121# no maps yet, we can't get a maplist from it). 122if [ "${SERVERTYPE}" = "SLAVE" ]; 123then 124 COUNT=`${YPWHICH} -d ${DOMAIN} -m 2>/dev/null | grep -i ${MASTER} | wc -l | tr -d " "` 125 if [ "$COUNT" = "0" ] 126 then 127 echo "Can't enumerate maps from ${MASTER}. Please check that it is running." 1>&2 128 echo "Note: using hardcoded maplist for map transfers." 1>&2 129 YPMAPLIST=${MAPLIST} 130 else 131 YPMAPLIST=`${YPWHICH} -d ${DOMAIN} -m | cut -d\ -f1` 132 fi 133 echo "" 1>&2 134fi 135 136# Check if user is root 137ID=`id -u` 138if [ "${ID}" != "0" ]; then 139 echo "You have to be the superuser to run this. Please login as root." 1>&2 140 exit 1 141fi 142 143# Check if the YP directory exists. 144 145if [ ! -d ${YP_DIR} -o -f ${YP_DIR} ] 146then 147 echo "The directory ${YP_DIR} doesn't exist. Restore it from the distribution." 1>&2 148 exit 1 149 150fi 151 152echo -n "Server Type: ${SERVERTYPE} Domain: ${DOMAIN}" 153if [ "${SERVERTYPE}" = "SLAVE" ]; then 154 echo -n " Master: ${MASTER}" 155fi 156echo "" 157 158if [ "${SERVERTYPE}" != "UPDATE" ]; 159then 160 cat << \__notice1 161 162Creating an YP server will require that you answer a few questions. 163Questions will all be asked at the beginning of the procedure. 164 165__notice1 166 167 echo -n "Do you want this procedure to quit on non-fatal errors? [y/n: n] " 168 read DOEXIT 169 170 case ${DOEXIT} in 171 y*|Y*) 172 ERROR_EXIT="YES" 173 ;; 174 175 *) ERROR_EXIT="NO" 176 echo "" 177 echo "Ok, please remember to go back and redo manually whatever fails." 178 echo "If you don't, something might not work. " 179 ;; 180 esac 181 182 if [ -d "${YP_DIR}/${DOMAIN}" ]; then 183 echo "" 184 echo -n "Can we destroy the existing ${YP_DIR}/${DOMAIN} and its contents? [y/n: n] " 185 read KILL 186 187 ERROR= 188 case ${KILL} in 189 y*|Y*) 190 ERROR="DELETE" 191 ;; 192 193 *) ERROR= 194 ;; 195 esac 196 197 if [ "${ERROR}" = "DELETE" ]; then 198 if ! rm -rf ${YP_DIR}/${DOMAIN}; then 199 echo "Can't clean up old directory ${YP_DIR}/${DOMAIN}." 1>&2 200 exit 1 201 fi 202 else 203 echo "OK, please clean it up by hand and start again. Bye" 204 exit 0 205 fi 206 fi 207 208 if ! mkdir "${YP_DIR}/${DOMAIN}"; then 209 echo "Can't make new directory ${YP_DIR}/${DOMAIN}." 1>&2 210 exit 1 211 fi 212fi 213 214if [ "${SERVERTYPE}" = "MASTER" ]; 215then 216 217 if [ ! -f ${YP_DIR}/Makefile ] 218 then 219 if [ ! -f ${YP_DIR}/Makefile.dist ] 220 then 221 echo "Can't find ${YP_DIR}/Makefile.dist. " 1>&2 222 exit 1 223 fi 224 cp ${YP_DIR}/Makefile.dist ${YP_DIR}/Makefile 225 fi 226 227fi 228 229if [ "${SERVERTYPE}" = "SLAVE" ]; 230then 231 232 echo "There will be no further questions. The remainder of the procedure" 233 echo "should take a few minutes, to copy the databases from ${MASTER}." 234 235 for MAP in ${YPMAPLIST} 236 do 237 echo "Transfering ${MAP}..." 238 if ! ${YPXFR} -p ${YP_DIR} -h ${MASTER} -c -d ${DOMAIN} ${MAP}; then 239 echo "Can't transfer map ${MAP}." 1>&2 240 ERROR_EXISTS="YES" 241 if [ "${ERROR_EXIT}" = "YES" ]; then 242 exit 1 243 fi 244 fi 245 done 246 247 echo "" 248 if [ "${ERROR_EXISTS}" = "YES" ]; then 249 echo "${HOST} has been setup as an YP slave server with errors. " 1>&2 250 echo "Please remember fix any problem that occurred." 1>&2 251 else 252 echo "${HOST} has been setup as an YP slave server without any errors. " 253 fi 254 255 echo "Don't forget to update map ypservers on ${MASTER}." 256 exit 0 257fi 258 259LIST_OK="NO" 260 261while [ "${LIST_OK}" = "NO" ]; 262do 263 if [ "${SERVERTYPE}" = "MASTER" ]; 264 then 265 HOST_LIST="${HOST}" 266 echo "" 267 echo "At this point, we have to construct a list of this domains YP servers." 268 echo "${HOST} is already known as master server." 269 echo "Please continue to add any slave servers, one per line. When you are" 270 echo "done with the list, type a <control D>." 271 echo " master server : ${HOST}" 272 fi 273 274 if [ "${SERVERTYPE}" = "UPDATE" ]; 275 then 276 HOST_LIST="${HOST}" 277 NEW_LIST="" 278 MASTER_NAME="" 279 SHORT_HOST=`echo ${HOST} | cut -d. -f1` 280 if [ -f ${YP_DIR}/${DOMAIN}/ypservers ]; 281 then 282 for srv in `${MAKEDBM} -u ${YP_DIR}/${DOMAIN}/ypservers | grep -v "^YP" | tr "\t" " " | cut -d\ -f1`; 283 do 284 short_srv=`echo ${srv} | cut -d. -f1` 285 if [ "${SHORT_HOST}" != "${short_srv}" ] 286 then 287 if [ "${NEW_LIST}" = "" ]; 288 then 289 NEW_LIST="${srv}" 290 else 291 NEW_LIST="${NEW_LIST} ${srv}" 292 fi 293 fi 294 done; 295 MASTER_NAME=`${MAKEDBM} -u ${YP_DIR}/${DOMAIN}/ypservers | grep "^YP_MASTER_NAME" | tr "\t" " " | cut -d\ -f2` 296 fi 297 echo "" 298 echo "Update the list of hosts running YP servers in domain ${DOMAIN}." 299 echo "Master for this domain is ${MASTER_NAME}." 300 echo "" 301 echo "First verify old servers, type \\\\ to remove a server." 302 echo "Then add new servers, one per line. When done type a <control D>." 303 echo "" 304 echo " master server : ${HOST}" 305 if [ "${NEW_LIST}" != "" ]; then 306 for node in $NEW_LIST; do 307 echo -n " verify host : [${node}] " 308 read verify 309 if [ "${verify}" != "\\" ]; then 310 HOST_LIST="${HOST_LIST} ${node}" 311 fi 312 done; 313 fi 314 fi 315 316 echo -n " next host to add: " 317 318 while read h 319 do 320 echo -n " next host to add: " 321 HOST_LIST="${HOST_LIST} ${h}" 322 done 323 324 echo "" 325 echo "The current list of NIS servers looks like this:" 326 echo "" 327 328 for h in `echo ${HOST_LIST}`; 329 do 330 echo ${h} 331 done 332 333 echo "" 334 echo -n "Is this correct? [y/n: y] " 335 read hlist_ok 336 337 case $hlist_ok in 338 n*) echo "Let's try the whole thing again...";; 339 N*) echo "Let's try the whole thing again...";; 340 *) LIST_OK="YES";; 341 esac 342 343done 344 345echo "Building ${YP_DIR}/${DOMAIN}/ypservers..." 346rm -f ${YP_DIR}/ypservers 347touch -f ${YP_DIR}/ypservers 348rm -f ${YP_DIR}/${DOMAIN}/ypservers 349for host in ${HOST_LIST}; 350do 351 echo "${host} ${host}" >> ${YP_DIR}/ypservers 352 echo "${host} ${host}" 353done | ${MAKEDBM} - ${YP_DIR}/${DOMAIN}/ypservers 354 355if [ $? -ne 0 ]; then 356 echo "" 1>&2 357 echo "Couldn't build yp data base ${YP_DIR}/${DOMAIN}/ypservers." 1>&2 358 ERROR_EXISTS="YES" 359 if [ "${ERROR_EXIT}" = "YES" ]; then 360 exit 1 361 fi 362fi 363 364if [ "${SERVERTYPE}" = "MASTER" ]; then 365 CUR_PWD=`pwd` 366 cd ${YP_DIR} 367 echo "Running ${YP_DIR}/Makefile..." 368 if ! make NOPUSH=True UPDATE_DOMAIN=${DOMAIN} YP_DIR=${YP_DIR}; then 369 echo "" 1>&2 370 echo "Error running Makefile." 1>&2 371 ERROR_EXISTS="YES" 372 if [ "${ERROR_EXIT}" = "YES" ]; then 373 exit 1 374 fi 375 fi 376 377 cd ${CUR_PWD} 378 379 echo "" 380 if [ "${ERROR_EXISTS}" = "YES" ]; then 381 echo "${HOST} has been setup as an YP master server with errors. " 1>&2 382 echo "Please remember fix any problem that occurred." 1>&2 383 else 384 echo "${HOST} has been setup as an YP master server without any errors. " 385 fi 386fi 387