OpenStep 4.2/Openstep-4.2-Intel-User.iso/usr/template/client/etc/yp/ypinit

Text File | 1997-03-28 | 7KB | 348 lines

#! /bin/sh

maps="bootparams ethers.byaddr ethers.byname group.bygid \
group.byname group.byusr hosts.byaddr hosts.byname mail.aliases netgroup \
netgroup.byuser netgroup.byhost networks.byaddr networks.byname \
passwd.byname passwd.byuid protocols.byname protocols.bynumber \
rpc.bynumber services.byname ypservers"

yproot_dir=/etc/yp
yproot_exe=/usr/etc/yp
hf=/tmp/ypinit.hostlist.$$
XFR=${YPXFR-ypxfr}

masterp=F
slavep=F
host=""
def_dom=""
master=""
got_host_list=F
exit_on_error=F
errors_in_setup=F

PATH=/bin:/usr/bin:/usr/etc:$yproot_exe:$PATH
export PATH

case $# in
1)    case $1 in
    -m)    masterp=T;;
    *)    echo 'usage:'
        echo '    ypinit -m'
        echo '    ypinit -s master_server'
        echo ""
        echo "\
where -m is used to build a master yp server data base, and -s is used for"
        echo "\
a slave data base.  master_server must be an existing reachable yp server."
        exit 1;;
    esac;;

2)    case $1 in
    -s)    slavep=T; master=$2;;
    *)    echo 'usage:'
        echo '    ypinit -m'
        echo '    ypinit -s master_server'
        echo ""
        echo "\
where -m is used to build a master yp server data base, and -s is used for"
        echo "\
a slave data base.  master_server must be an existing reachable yp server."
        exit 1;;
    esac;;

*)    echo 'usage:'
    echo '    ypinit -m'
    echo '    ypinit -s master_server'
    echo ""
    echo "\
where -m is used to build a master yp server data base, and -s is used for"
    echo "\
a slave data base.  master_server must be an existing reachable yp server."
    exit 1;;
esac


if [ $slavep = T ]
then
    maps=`ypwhich -m | egrep $master$| awk '{ printf("%s ",$1) }' -`
    if [ -z "$maps" ]
    then
        echo "Can't enumerate maps from $master. Please check that it is running."
        exit 1
    fi
fi

host=`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

def_dom=`domainname`

if [ $? -ne 0 ]
then
    echo "Can't get local host's domain name.  Please check your path."
    exit 1
fi

if [ -z "$def_dom" ]
then
    echo "The local host's domain name hasn't been set.  Please set it."
    exit 1
fi

domainname $def_dom

if [ $? -ne 0 ]
then
    echo "\
You have to be the superuser to run this.  Please log in as root."
    exit 1
fi

if [ ! -d $yproot_dir -o -f $yproot_dir ]
then
    echo "\
The directory $yproot_dir doesn't exist.  Restore it from the distribution."
    exit 1
fi

if [ $slavep = T ]
then
    if [ $host = $master ]
    then
        echo "\
The host specified should be a running master yp server, not this machine."
        exit 1
    fi
fi

if [ "$setup" != "yes" ]; then
    echo "Installing the yp data base will require that you answer a few questions."
    echo "Questions will all be asked at the beginning of the procedure."
    echo ""
    echo -n "Do you want this procedure to quit on non-fatal errors? [y/n: n]  "
    read doexit
else
    doexit=yes
fi

case $doexit in
y*)    exit_on_error=T;;
Y*)    exit_on_error=T;;
*)    echo "\
OK, please remember to go back and redo manually whatever fails.  If you"
    echo "\
don't, some part of the system (perhaps the yp itself) won't work.";;
esac

echo ""

for dir in $yproot_dir/$def_dom
do

    if [ -d $dir ]; then
        if [ "$setup" != "yes" ]; then
            echo -n "Can we destroy the existing $dir and its contents? [y/n: n]  "
            read kill_old_dir
        else
            kill_old_dir=yes
        fi

        case $kill_old_dir in
        y*)    rm -r -f $dir

            if [ $?  -ne 0 ]
            then
            echo "Can't clean up old directory $dir.  Fatal error."
                exit 1
            fi;;

        Y*)    rm -r -f $dir

            if [ $?  -ne 0 ]
            then
            echo "Can't clean up old directory $dir.  Fatal error."
                exit 1
            fi;;

        *)    echo "OK, please clean it up by hand and start again.  Bye"
            exit 0;;
        esac
    fi

    mkdir $dir

    if [ $?  -ne 0 ]
    then
        echo "Can't make new directory $dir.  Fatal error."
        exit 1
    fi

done

if [ $slavep = T ]
then

    echo "\
There will be no further questions. The remainder of the procedure should take"
    echo "a few minutes, to copy the data bases from $master."

    for dom in  $def_dom
    do
        for map in $maps
        do
            echo "Transferring $map..."
            $XFR -h $master -c -d $dom $map

            if [ $?  -ne 0 ]
            then
                errors_in_setup=T

                if [ $exit_on_error = T ]
                then
                    exit 1
                fi
            fi
        done
    done

    echo ""
    echo -n "${host}'s yellowpages data base has been set up"

    if [ $errors_in_setup = T ]
    then
        echo " with errors.  Please remember"
        echo "to figure out what went wrong, and fix it."
    else
        echo " without any errors."
    fi

    echo ""
    echo "\
At this point, make sure that /etc/passwd, /etc/hosts, /etc/networks,"
    echo "\
/etc/group, /etc/protocols, /etc/services/, /etc/rpc and /etc/netgroup have"
    echo "\
been edited so that when the yellow pages is activated, the data bases you"
    echo "\
have just created will be used, instead of the /etc ASCII files."

    exit 0
else

    rm -f $yproot_dir/*.time

    while [ $got_host_list = F ]; do
        echo $host >$hf
        if [ "$setup" != "yes" ]; then
            echo ""
            echo "\
    At this point, we have to construct a list of the hosts which will run yp"
            echo "\
    servers.  $host is in the list of yp 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 $h >>$hf
            done

            echo ""
            echo "The current list of yp servers looks like this:"
            echo ""

            cat $hf
            echo ""
            echo -n "Is this correct?  [y/n: y]  "
            read hlist_ok

            case $hlist_ok in
            n*)    got_host_list=F
                echo "Let's try the whole thing again...";;
            N*)    got_host_list=F
                echo "Let's try the whole thing again...";;
            *)    got_host_list=T;;
            esac
        else
            got_host_list=T
        fi
    done

    echo "\
There will be no further questions. The remainder of the procedure should take"
    echo "5 to 10 minutes."

    echo "Building $yproot_dir/$def_dom/ypservers..."
    $yproot_exe/makedbm $hf $yproot_dir/$def_dom/ypservers

    if [ $?  -ne 0 ]
    then
        echo "\
Couldn't build yp data base $yproot_dir/ypservers."
        errors_in_setup=T

        if [ $exit_on_error = T ]
        then
            exit 1
        fi
    fi

    rm $hf

    in_pwd=`pwd`
    cd $yproot_dir
    echo -n "Running "
    echo -n $yproot_dir
    echo "/Makefile..."
    make NOPUSH=1

    if [ $?  -ne 0 ]
    then
        echo "\
Error running Makefile."
        errors_in_setup=T

        if [ $exit_on_error = T ]
        then
            exit 1
        fi
    fi

    cd $in_pwd
    echo ""
    echo -n "\
$host has been set up as a yp master server"

    if [ $errors_in_setup = T ]
    then
        echo " with errors.  Please remember"
        echo "to figure out what went wrong, and fix it."
    else
        echo " without any errors."
    fi

    echo ""
    echo "\
If there are running slave yp servers, run yppush now for any data bases"
    echo "\
which have been changed.  If there are no running slaves, run ypinit on"
    echo "\
those hosts which are to be slave servers."

fi