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 eui64.byname eui64.byid \ 18 amd.host mail.aliases ypservers protocols.byname protocols.bynumber \ 19 netmasks.byaddr" 20 21ERROR_EXISTS="NO" 22umask 077 23 24#set -xv 25 26ERROR=USAGE # assume usage error 27 28if [ $# -eq 1 ] 29then 30 if [ $1 = "-m" ] # ypinit -m 31 then 32 DOMAIN=`${DOMAINNAME}` 33 SERVERTYPE=MASTER 34 ERROR= 35 fi 36 37 if [ $1 = "-u" ] # ypinit -u 38 then 39 DOMAIN=`${DOMAINNAME}` 40 SERVERTYPE=UPDATE 41 ERROR= 42 fi 43fi 44 45if [ $# -eq 2 ] 46then 47 if [ $1 = "-m" ] # ypinit -m domainname 48 then 49 DOMAIN=${2} 50 SERVERTYPE=MASTER 51 ERROR= 52 fi 53 54 if [ $1 = "-s" ] # ypinit -s master_server 55 then 56 DOMAIN=`${DOMAINNAME}` 57 SERVERTYPE=SLAVE 58 MASTER=${2} 59 ERROR= 60 fi 61 62 if [ $1 = "-u" ] # ypinit -u domainname 63 then 64 DOMAIN=${2} 65 SERVERTYPE=UPDATE 66 ERROR= 67 fi 68fi 69 70if [ $# -eq 3 ] 71then 72 if [ $1 = "-s" ] # ypinit -s master_server domainname 73 then 74 DOMAIN=${3} 75 SERVERTYPE=SLAVE 76 MASTER=${2} 77 ERROR= 78 fi 79fi 80 81if [ "${ERROR}" = "USAGE" ]; then 82 cat << \__usage 1>&2 83usage: ypinit -m [domainname] 84 ypinit -s master_server [domainname] 85 ypinit -u [domainname] 86 87The `-m' flag builds a master YP server, and the `-s' flag builds 88a slave YP server. When building a slave YP server, `master_server' 89must be an existing, reachable YP server. 90The `-u' is for updating the ypservers map on a master server. 91__usage 92 93 exit 1 94fi 95 96# Check if domainname is set, don't accept an empty domainname 97if [ -z "${DOMAIN}" ]; then 98 cat << \__no_domain 1>&2 99The local host's YP domain name has not been set. Please set it with 100the domainname(1) command or pass the domain as an argument to ypinit(8). 101__no_domain 102 103 exit 1 104fi 105 106# Check if hostname is set, don't accept an empty hostname 107HOST=`${HOSTNAME}` 108if [ -z "${HOST}" ]; then 109 cat << \__no_hostname 1>&2 110The local host's hostname has not been set. Please set it with the 111hostname(1) command. 112__no_hostname 113 114 exit 1 115fi 116 117# Check if we have contact with master. 118# If we can't list the maps on the master, then we fake it with a 119# hard-coded list of maps. The FreeBSD ypxfr command will work even 120# if ypbind isn't running or if we are bound to ourselves instead of 121# the master (the slave should be bound to itself, but since it has 122# no maps yet, we can't get a maplist from it). 123if [ "${SERVERTYPE}" = "SLAVE" ]; 124then 125 COUNT=`${YPWHICH} -d ${DOMAIN} -m 2>/dev/null | grep -i ${MASTER} | wc -l | tr -d " "` 126 if [ "$COUNT" = "0" ] 127 then 128 echo "Can't enumerate maps from ${MASTER}. Please check that it is running." 1>&2 129 echo "Note: using hardcoded maplist for map transfers." 1>&2 130 YPMAPLIST=${MAPLIST} 131 else 132 YPMAPLIST=`${YPWHICH} -d ${DOMAIN} -m | cut -d\ -f1` 133 fi 134 echo "" 1>&2 135fi 136 137# Check if user is root 138ID=`id -u` 139if [ "${ID}" != "0" ]; then 140 echo "You have to be the superuser to run this. Please login as root." 1>&2 141 exit 1 142fi 143 144# Check if the YP directory exists. 145 146if [ ! -d ${YP_DIR} -o -f ${YP_DIR} ] 147then 148 echo "The directory ${YP_DIR} doesn't exist. Restore it from the distribution." 1>&2 149 exit 1 150 151fi 152 153echo -n "Server Type: ${SERVERTYPE} Domain: ${DOMAIN}" 154if [ "${SERVERTYPE}" = "SLAVE" ]; then 155 echo -n " Master: ${MASTER}" 156fi 157echo "" 158 159if [ "${SERVERTYPE}" != "UPDATE" ]; 160then 161 cat << \__notice1 162 163Creating an YP server will require that you answer a few questions. 164Questions will all be asked at the beginning of the procedure. 165 166__notice1 167 168 echo -n "Do you want this procedure to quit on non-fatal errors? [y/n: n] " 169 read DOEXIT 170 171 case ${DOEXIT} in 172 y*|Y*) 173 ERROR_EXIT="YES" 174 ;; 175 176 *) ERROR_EXIT="NO" 177 echo "" 178 echo "Ok, please remember to go back and redo manually whatever fails." 179 echo "If you don't, something might not work. " 180 ;; 181 esac 182 183 if [ -d "${YP_DIR}/${DOMAIN}" ]; then 184 echo "" 185 echo -n "Can we destroy the existing ${YP_DIR}/${DOMAIN} and its contents? [y/n: n] " 186 read KILL 187 188 ERROR= 189 case ${KILL} in 190 y*|Y*) 191 ERROR="DELETE" 192 ;; 193 194 *) ERROR= 195 ;; 196 esac 197 198 if [ "${ERROR}" = "DELETE" ]; then 199 if ! rm -rf ${YP_DIR}/${DOMAIN}; then 200 echo "Can't clean up old directory ${YP_DIR}/${DOMAIN}." 1>&2 201 exit 1 202 fi 203 else 204 echo "OK, please clean it up by hand and start again. Bye" 205 exit 0 206 fi 207 fi 208 209 if ! mkdir "${YP_DIR}/${DOMAIN}"; then 210 echo "Can't make new directory ${YP_DIR}/${DOMAIN}." 1>&2 211 exit 1 212 fi 213fi 214 215if [ "${SERVERTYPE}" = "MASTER" ]; 216then 217 218 if [ ! -f ${YP_DIR}/Makefile ] 219 then 220 if [ ! -f ${YP_DIR}/Makefile.dist ] 221 then 222 echo "Can't find ${YP_DIR}/Makefile.dist. " 1>&2 223 exit 1 224 fi 225 cp ${YP_DIR}/Makefile.dist ${YP_DIR}/Makefile 226 fi 227 228fi 229 230if [ "${SERVERTYPE}" = "SLAVE" ]; 231then 232 233 echo "There will be no further questions. The remainder of the procedure" 234 echo "should take a few minutes, to copy the databases from ${MASTER}." 235 236 for MAP in ${YPMAPLIST} 237 do 238 echo "Transfering ${MAP}..." 239 if ! ${YPXFR} -p ${YP_DIR} -h ${MASTER} -c -d ${DOMAIN} ${MAP}; then 240 echo "Can't transfer map ${MAP}." 1>&2 241 ERROR_EXISTS="YES" 242 if [ "${ERROR_EXIT}" = "YES" ]; then 243 exit 1 244 fi 245 fi 246 done 247 248 echo "" 249 if [ "${ERROR_EXISTS}" = "YES" ]; then 250 echo "${HOST} has been setup as an YP slave server with errors. " 1>&2 251 echo "Please remember fix any problem that occurred." 1>&2 252 else 253 echo "${HOST} has been setup as an YP slave server without any errors. " 254 fi 255 256 echo "Don't forget to update map ypservers on ${MASTER}." 257 exit 0 258fi 259 260LIST_OK="NO" 261 262while [ "${LIST_OK}" = "NO" ]; 263do 264 if [ "${SERVERTYPE}" = "MASTER" ]; 265 then 266 HOST_LIST="${HOST}" 267 echo "" 268 echo "At this point, we have to construct a list of this domains YP servers." 269 echo "${HOST} is already known as master server." 270 echo "Please continue to add any slave servers, one per line. When you are" 271 echo "done with the list, type a <control D>." 272 echo " master server : ${HOST}" 273 fi 274 275 if [ "${SERVERTYPE}" = "UPDATE" ]; 276 then 277 HOST_LIST="${HOST}" 278 NEW_LIST="" 279 MASTER_NAME="" 280 SHORT_HOST=`echo ${HOST} | cut -d. -f1` 281 if [ -f ${YP_DIR}/${DOMAIN}/ypservers ]; 282 then 283 for srv in `${MAKEDBM} -u ${YP_DIR}/${DOMAIN}/ypservers | grep -v "^YP" | tr "\t" " " | cut -d\ -f1`; 284 do 285 short_srv=`echo ${srv} | cut -d. -f1` 286 if [ "${SHORT_HOST}" != "${short_srv}" ] 287 then 288 if [ "${NEW_LIST}" = "" ]; 289 then 290 NEW_LIST="${srv}" 291 else 292 NEW_LIST="${NEW_LIST} ${srv}" 293 fi 294 fi 295 done; 296 MASTER_NAME=`${MAKEDBM} -u ${YP_DIR}/${DOMAIN}/ypservers | grep "^YP_MASTER_NAME" | tr "\t" " " | cut -d\ -f2` 297 fi 298 echo "" 299 echo "Update the list of hosts running YP servers in domain ${DOMAIN}." 300 echo "Master for this domain is ${MASTER_NAME}." 301 echo "" 302 echo "First verify old servers, type \\\\ to remove a server." 303 echo "Then add new servers, one per line. When done type a <control D>." 304 echo "" 305 echo " master server : ${HOST}" 306 if [ "${NEW_LIST}" != "" ]; then 307 for node in $NEW_LIST; do 308 echo -n " verify host : [${node}] " 309 read verify 310 if [ "${verify}" != "\\" ]; then 311 HOST_LIST="${HOST_LIST} ${node}" 312 fi 313 done; 314 fi 315 fi 316 317 echo -n " next host to add: " 318 319 while read h 320 do 321 echo -n " next host to add: " 322 HOST_LIST="${HOST_LIST} ${h}" 323 done 324 325 echo "" 326 echo "The current list of NIS servers looks like this:" 327 echo "" 328 329 for h in `echo ${HOST_LIST}`; 330 do 331 echo ${h} 332 done 333 334 echo "" 335 echo -n "Is this correct? [y/n: y] " 336 read hlist_ok 337 338 case $hlist_ok in 339 n*) echo "Let's try the whole thing again...";; 340 N*) echo "Let's try the whole thing again...";; 341 *) LIST_OK="YES";; 342 esac 343 344done 345 346echo "Building ${YP_DIR}/${DOMAIN}/ypservers..." 347rm -f ${YP_DIR}/ypservers 348touch -f ${YP_DIR}/ypservers 349rm -f ${YP_DIR}/${DOMAIN}/ypservers 350for host in ${HOST_LIST}; 351do 352 echo "${host} ${host}" >> ${YP_DIR}/ypservers 353 echo "${host} ${host}" 354done | ${MAKEDBM} - ${YP_DIR}/${DOMAIN}/ypservers 355 356if [ $? -ne 0 ]; then 357 echo "" 1>&2 358 echo "Couldn't build yp data base ${YP_DIR}/${DOMAIN}/ypservers." 1>&2 359 ERROR_EXISTS="YES" 360 if [ "${ERROR_EXIT}" = "YES" ]; then 361 exit 1 362 fi 363fi 364 365if [ "${SERVERTYPE}" = "MASTER" ]; then 366 CUR_PWD=`pwd` 367 cd ${YP_DIR} 368 echo "Running ${YP_DIR}/Makefile..." 369 if ! make NOPUSH=True UPDATE_DOMAIN=${DOMAIN} YP_DIR=${YP_DIR}; then 370 echo "" 1>&2 371 echo "Error running Makefile." 1>&2 372 ERROR_EXISTS="YES" 373 if [ "${ERROR_EXIT}" = "YES" ]; then 374 exit 1 375 fi 376 fi 377 378 cd ${CUR_PWD} 379 380 echo "" 381 if [ "${ERROR_EXISTS}" = "YES" ]; then 382 echo "${HOST} has been setup as an YP master server with errors. " 1>&2 383 echo "Please remember fix any problem that occurred." 1>&2 384 else 385 echo "${HOST} has been setup as an YP master server without any errors. " 386 fi 387fi 388