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Diffstat (limited to 'scripts/ypinit.in')
| -rw-r--r-- | scripts/ypinit.in | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/scripts/ypinit.in b/scripts/ypinit.in new file mode 100644 index 0000000..b82ec4c --- /dev/null +++ b/scripts/ypinit.in @@ -0,0 +1,185 @@ +#! /bin/sh +# +# ypinit - set up the YP directory on a master server or a slave server. +# +### some variables + +YPMAPDIR=@YPMAPDIR@ +YPBINDIR=@YPBINDIR@ + +HOST="" +DOMAIN="" +MASTER="" +is_correct=F + +### some functions, which make the life easier + +ypinit_slave() +{ + if [ $HOST = $MASTER ] + then + echo "The host specified should be a running master NIS server, not this machine." + exit 1 + fi +# maps=`ypwhich -m | egrep $MASTER$| awk '{ printf("%s ",$1) }' -` + maps=`$YPBINDIR/yphelper --maps $MASTER` + + if [ -z "$maps" ] + then + echo "Can't enumerate maps from $MASTER. Please check that it is running." + exit 1 + fi + + mkdir -p $YPMAPDIR/$DOMAIN + + echo "We will need a few minutes to copy the data from $MASTER." + + for map in $maps + do + echo "Transferring $map..." + $YPBINDIR/ypxfr -f -h $MASTER -c -d $DOMAIN $map + + if [ $? -ne 0 ] + then + echo "YPINIT: WARNING: Couldn't exec $YPBINDIR/ypxfr -f -h $MASTER -c -d $DOMAIN $map" + fi + done + + echo "" + echo "${HOST}'s NIS data base has been set up." + echo "If there were warnings, please figure out what went wrong, and fix it." + echo "" + echo "At this point, make sure that /etc/passwd and /etc/group have" + echo "been edited so that when the NIS is activated, the data bases you" + echo "have just created will be used, instead of the /etc ASCII files." + + exit 0 + +} + +ypinit_master() +{ + mkdir -p $YPMAPDIR/$DOMAIN + + rm -f $YPMAPDIR/$DOMAIN/* + + while [ $is_correct = F ]; do + echo $HOST >$YPMAPDIR/ypservers + echo "" + echo "At this point, we have to construct a list of the hosts which will run NIS" + echo "servers. $HOST is in the list of NIS server hosts. Please continue to add" + echo "the names for the other hosts, one per line. When you are done with the" + echo "list, type a <control D>." + echo " next host to add: $HOST" + echo -n " next host to add: " + + while read h + do + echo -n " next host to add: " + echo $h >>$YPMAPDIR/ypservers + done + + echo "" + echo "The current list of NIS servers looks like this:" + echo "" + + cat $YPMAPDIR/ypservers + echo "" + echo -n "Is this correct? [y/n: y] " + read hostlist_ok + + case $hostlist_ok in + N) echo "Let's try again...";; + n) echo "Let's try again...";; + *) is_correct=T;; + esac + done + + echo "We need a few minutes to build the databases..." + echo "Building $YPMAPDIR/$DOMAIN/ypservers..." + cat $YPMAPDIR/ypservers | awk '{print $0, $0}' | $YPBINDIR/makedbm - $YPMAPDIR/$DOMAIN/ypservers + + if [ $? -ne 0 ] + then + echo "Couldn't build yp data base $YPMAPDIR/$DOMAIN/ypservers." + echo "Please fix it." + fi + + echo "Running $YPMAPDIR/Makefile..." + cd $YPMAPDIR && make NOPUSH=true + + if [ $? -ne 0 ] + then + echo "Error running Makefile." + echo "Please try it by hand." + else + echo "" + echo "$HOST has been set up as a NIS master server." + echo "" + echo "Now you can run ypinit -s $HOST on all slave server." + fi +} + +usage() +{ + echo "usage:" + echo " ypinit -m" + echo " ypinit -s master" + echo "" + echo "where -m is used to build the data bases on a master NIS server," + echo "and -s is used for a slave data base. master must be an existing" + echo "reachable NIS server." + + exit 1 +} + + +### Begin of the shell script + +HOST=`$YPBINDIR/yphelper --hostname` +if [ $? -ne 0 ] +then + echo "Can't get local host's name. Please check your path." + exit 1 +fi + +if [ -z "$HOST" ] +then + echo "The local host's name hasn't been set. Please set it." + exit 1 +fi + +DOMAIN=`domainname` +if [ $? -ne 0 ] +then + echo "Can't find domainname. Please fix your PATH" + exit 1 +fi + +if [ "${DOMAIN}x" = "x" ] || [ "${DOMAIN}" = "(none)" ] +then + echo "The local host's domain name hasn't been set. Please set it." + exit 1 +fi + +if [ ! -d $YPMAPDIR -o -f $YPMAPDIR ] +then + echo "The directory $YPMAPDIR doesn't exist." + echo "Create it or run make install-* from the sourcen." + exit 1 +fi + +case $# in +1) case $1 in + -m) ypinit_master;; + *) usage;; + esac;; + +2) case $1 in + -s) MASTER=$2 + ypinit_slave;; + *) usage;; + esac;; + +*) usage;; +esac |