ypsetup.sh

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· Shell 代码 · 共 1,039 行 · 第 1/2 页

			#
			# Create Yellow Pages Domain
			#
			if [ $scratch_maps ]
			then
				rm -rf $YPDIR/$ypdomain
			fi
			mkdir $YPDIR/$ypdomain
			if [ $? -ne 0 ]
			then
				echo "
Couldn't create the Yellow Pages directory: ${YPDIR}/${ypdomain}."
				eval "$QUIT"
			fi

			#
			# Make default maps...
			#
			echo "
Making default YP maps. Please wait..."
			$MAKEDBM $YPTMP $YPDIR/$ypdomain/ypservers
			if [ $? -ne 0 ]
			then
				echo "
Couldn't make the \"ypservers\" map"
				eval "$QMSG"
			fi
			(cd $YPDIR/$ypdomain; $MAKE NOPUSH=1)
			if [ $? -ne 0 ]
			then
				echo "
Couldn't make the default YP maps"
				eval "$QMSG"
			fi
			echo "Installation of default maps complete..."
			fi
			;;
		[sS]*)

			if [ -d $YPDIR/$ypdomain ]
			then
				echo "
The YP maps have already been initialized for the domain
\"${ypdomain}\". If you are changing your current YP config-
uration from a master server or a client to a slave server,
the YP maps MUST be remade! Would you like ypsetup to remake
the maps in the ${YPDIR}/${ypdomain} directory?
"
				again=y
				while [ $again ]
				do
					again=""
					echo -n "
Enter \"y\", \"n\", or \"e\" to EXIT ypsetup [no default]: "
					read ans
					case $ans in
					[yY]*)
						scratch_maps=y
						;;
					[eE]*)
						eval "$QUIT"
						;;
					[nN]*)
						scratch_maps=""
						;;
					*)
						again=y
						;;
					esac
				done
			fi
			if [ $scratch_maps ]
			then
			echo "
Before configuring your system as a slave YP server, you must
first know the name of the master YP server for domain \"${ypdomain}\"
and be sure that it is up.  If no master YP server is configured,
you will not be able to retrieve a set of YP maps for your system."
			answer=y
			while [ $answer ]
			do
				echo -n "
Enter \"e\" to EXIT or \"c\" to CONTINUE [no default] ? "
				read ans
				case $ans in
				[cC]*)
					answer=""
					;;
				[eE]*)
					eval "$QUIT"
					;;
				*)
					;;
				esac
			done

			#
			# get master server's name.
			#
			answer=y
			while [ $answer ]
			do
				echo -n "
Please enter the name of the master YP server for domain \"${ypdomain}\": "
				read master
				if [ $master ]
				then
					good=`cat $HOSTS | awk "
						BEGIN { found = 0 }
						/[ \t]${master}[ \t]/ { found = 1; print \"y\" }
						END { if ( found == 0 ) print \"n\" }"`
					good1=`cat $HOSTS | awk "
						BEGIN { found = 0 }
						/[ \t]${master}$/ { found = 1; print \"y\" }
						END { if ( found == 0 ) print \"n\" }"`
					if [ $good = y ] || [ $good1 = y ]
					then
						if [ $master = $hname ]
						then
							echo "	Can't name this host!"
							echo ""
						else
							answer=""
						fi
					else
						echo "	\"${master}\" NOT a known host!"
						echo ""
					fi
				fi
			done
		
			trap 'eval "$QMSG"' 1 2 3 15

			#
			# Create Yellow Pages Domain
			#
			if [ $scratch_maps ]
			then
				rm -rf $YPDIR/$ypdomain
			fi
			mkdir $YPDIR/$ypdomain
			if [ $? -ne 0 ]
			then
				echo "
Couldn't create the Yellow Pages directory: ${YPDIR}/${ypdomain}."
				eval "$QUIT"
			fi

			#
			# Copy master's maps to slave
			#
			echo "
Copying YP maps for this domain from host \"${master}\".
THIS PROCEDURE TAKES TIME!!"
			noerrs=y
			for mname in $DEFMAPS
			do
				$YPXFR -h $master -c -d $ypdomain $mname 2>> $YPDIR/$YPLOG
				if [ $? -ne 0 ]
				then
					echo "	Couldn't transfer map \"${mname}\""
					noerrs=n
				fi
			done
			if [ $noerrs = n ]
			then
				echo "
Some YP maps were not initialized. See the file \"/etc/yp/ypxfr.log\"
for reasons."
			fi
			fi
			;;
		[cC]*|"")
			#
			echo "
Before configuring your system as a YP client, you should
first be sure that there IS at least one system on the
network configured as either a master or slave YP server
for this domain!! If no server is configured, you will not
be able to access the YP maps!"
			answer=y
			while [ $answer ]
			do
				echo -n "
Enter \"e\" to EXIT or \"c\" to CONTINUE [no default] ? "
				read ans
				case $ans in
				[cC]*)
					answer=""
					;;
				[eE]*)
					eval "$QUIT"
					;;
				*)
					;;
				esac
			done
			;;
		*)
			#
			# Bad response...
			#
			prompt=y
			;;
		esac
	done

	#
	# Security (-S) option
	#
	echo "
The -S option locks the domain name and servers list.  A 
single domain name followed by up to four servers can be specified.
Once this option is run the machine will not switch domains
and will only use the servers specified. All the specified
servers must be in the /etc/hosts file."
	
        okay=y
	while [ $okay ]
	do
		okay=""
		echo -n " 
Would you like to add the -S option to ypbind [n] ? "
		read s_option
        	case $s_option in
		[yY]*)
           		S_OPT="-S $ypdomain"
                        bad=y
			while [ $bad ]
			do
				bad=""
	                	echo -n "
How many servers do you wish to specify [1] ? "
               			read num_serv
				case $num_serv in
   				"")
					num_serv=1
					;;
				[1-4])
					;;
				*)
					bad=y
					;;
				esac
			done
				orig=`expr $num_serv + 1`
                     		while [ $num_serv -gt 0 ]
				do 
                                	echo -n " 
Server `expr $orig - $num_serv` name: " 
					read serv_name
					S_OPT=${S_OPT},$serv_name 
				   	num_serv=`expr $num_serv - 1`
				done
				;;
		[nN]*|"")
			;;
		*)
			okay=y
			;;
		esac
	done

	#
	# Initial Bind Option (-X)
	#
	echo "
The Initial Bind option (-X) binds YP to a server at boot time.  
YP will exit after several minutes if this initial binding fails. 
If the Initial Bind option is not specified, your system may hang
on boot or login if a YP server is not available."
	
	okay=y
	while [ $okay ]
	do
		okay=""
		echo -n " 
Would you like to use the Initial Bind option with ypbind [n] ?"
		read s_option
        	case $s_option in
		[yY]*)
			X_OPT="-X "
			;;
		[nN]*|"")
			;;
		*)
			okay=y
			;;
		esac
	done
fi

#
# PHASE TWO... Update files!!
#
trap "" 1 2 3 15

if [ $verbose ]
then
	echo "
Installing Yellow Page daemons..."
fi
#
# See if the port mapper is already there...
#
egrep -s '[ 	]*/etc/portmap' $CLIENTROOT$RCFILE
if [ $? -ne 0 ]
then
	#
	# Not there... put it in!!
	#
	echo "# RPC portmap daemon
echo -n 'RPC port mapper:'					>/dev/console
[ -f /etc/portmap ] && {
	/etc/portmap ; echo ' portmap.'				>/dev/console
}" >> $RCTMP
	startup=`echo $startup "/etc/portmap ; " | cat`
fi

#
# Banner, domainname, and ypbind...
#
echo $YPSTART_KEY >> $RCTMP
echo "/bin/domainname	${ypdomain}" >> $RCTMP
case $flavor in
[mM]*)
	echo "echo -n 'YP daemons:'						>/dev/console
[ -f /etc/portmap -a -f /usr/etc/ypserv ] && {
	/usr/etc/ypserv ; echo -n ' ypserv'			>/dev/console
}
[ -f /etc/portmap -a -f /etc/ypbind ] && {
	/etc/ypbind $S_OPT $X_OPT; echo -n ' ypbind $S_OPT $X_OPT'			>/dev/console
}" >> $RCTMP
	startup=`echo $startup "/usr/etc/ypserv ; /etc/ypbind $S_OPT $X_OPT; " | cat`
	if [ $run_yppasswdd = y ]
	then
		echo "
[ -s /etc/yp/src/passwd -a -f /etc/yp/src/passwd.tmp ] && {
  	rm -f /etc/yp/src/passwd.tmp
}
[ -f /etc/portmap -a -f /usr/etc/rpc.yppasswdd ] && {
	/usr/etc/rpc.yppasswdd /var/yp/src/passwd -m passwd \\
	DIR=/var/yp/src ; echo -n ' yppasswdd' >/dev/console
}" >> $RCTMP
		startup=`echo $startup "/usr/etc/rpc.yppasswdd /var/yp/src/passwd -m passwd DIR=/var/yp/src ; " | cat`
	fi
	;;
[sS]*)
	echo "echo -n 'YP daemons:'						>/dev/console
[ -f /etc/portmap -a -f /usr/etc/ypserv ] && {
	/usr/etc/ypserv ; echo -n ' ypserv'			>/dev/console
}
[ -f /etc/portmap -a -f /etc/ypbind ] && {
	/etc/ypbind $S_OPT $X_OPT; echo -n ' ypbind $S_OPT $X_OPT'				>/dev/console
}" >> $RCTMP
	startup=`echo $startup "/usr/etc/ypserv ; /etc/ypbind $S_OPT $X_OPT" | cat`
	#
	# Set updating entries into crontab. (Don't add these for a re-install
	# of a slave server.
	#
	egrep -s '/etc/yp/ypxfr' $CRFILE
	if [ $? -ne 0 ]
	then
		echo "
# Local Yellow Pages environment
30 * * * * sh /etc/yp/ypxfr_1perhour
31 1,13 * * * sh /etc/yp/ypxfr_2perday
32 1 * * * sh /etc/yp/ypxfr_1perday" >> $CRTMP
	fi
	;;
[cC]*|"")
	echo "echo -n 'YP daemons:'						>/dev/console
[ -f /etc/portmap -a -f /etc/ypbind ] && {
	/etc/ypbind $S_OPT $X_OPT; echo -n ' ypbind $S_OPT $X_OPT '				>/dev/console
}" >> $RCTMP
	startup=`echo $startup "/etc/ypbind $S_OPT $X_OPT; " | cat`
	;;
esac

echo "echo '.'							>/dev/console" >> $RCTMP
echo $YPEND_KEY >> $RCTMP

if [ $first_time ]
then
	#
	# If NFS is there, start YP first!!
	#
	egrep -s "$NFSSTART_KEY" $CLIENTROOT$RCFILE
	if [ $? -eq 0 ]
	then
		ed - $CLIENTROOT$RCFILE << END >> $NULL
/$NFSSTART_KEY
-
.r $RCTMP
w
q
END
	else
		#
		# No NFS stuff; put 'em before local daemons
		#
		egrep -s "$LOCAL_KEY" $CLIENTROOT$RCFILE
		if [ $? -eq 0 ]
		then
			ed - $CLIENTROOT$RCFILE << END >> $NULL
/$LOCAL_KEY
-
.r $RCTMP
w
q
END
		else
			#
			# Nothing there; put 'em on the end
			#
			cat $RCTMP >> $CLIENTROOT$RCFILE
		fi
	fi
else
	ed - $CLIENTROOT$RCFILE << END >> $NULL
/$YPSTART_KEY/,/$YPEND_KEY/ d
-
.r $RCTMP
w
q
END
fi
rm $RCTMP

if [ $verbose ]
then
	if [ -f $CRTMP ]
	then
		cat $CRTMP >> $CRFILE
		rm $CRTMP
	fi

	if [ $first_time ]
	then
		if [ -n "$startup" ]
		then
			echo "
The necessary Yellow Page daemon entries have been placed in the file
$CLIENTROOT${RCFILE}.  In order to begin using Yellow Pages, you must now
start the daemons and add YP escape characters to the \"/etc\" files
corresponding to the maps for this domain.  You may either allow ypsetup
to start these daemons automatically or invoke them by hand, but in either
case they will be started automatically on subsequent reboots.
"
			answer=y
			while [ $answer ]
			do
				echo -n "
Would you like ypsetup to start the daemons automatically [y]? "
				answer=""
				read ans
				case $ans in
				[yY]*|"")
					if [ $DEBUG ]
					then
						echo $startup
					else
						eval "$startup"
					fi
					;;
				[nN]*)
					;;
				*)
					answer=y
					;;
				esac
			done
		fi
	else
		echo "
The necessary Yellow Page daemon entries have been placed in the file
$CLIENTROOT${RCFILE}. You may start any additional YP daemons add by hand,
or allow the new YP configuration to take effect on the next reboot."
	fi
fi

#
# Clean up
#
if [ -r $YPTMP ]
then
	rm $YPTMP
fi
echo "
YP is not used on this system until the $SVC file is edited
and \"yp\" is added to the database lists.  Failure to do so results
in the continued use of the current $SVC file.  Please run
$SVCSETUP or edit $SVC manually.  See svcsetup(8)."

if [ ! -f $CLIENTROOT$SVCORDER ]
then
	echo "
#
#	The /etc/svcorder file designates the order and selection of
#	ULTRIX name services to be queried in the resolution of host
#	names and addresses.  This file is not required for /etc/hosts
#	(local) access, but is required to access host names from 
#	the current ULTRIX Yellow Pages and BIND services.
#
#	Note that additional preparation is required to set up each 
#	name service.  Consult the documentation for further information.
#

yp
local" >> $CLIENTROOT$SVCORDER
fi

if [ $verbose ]
then
	echo ""
	echo "***** YPSETUP COMPLETE *****"
fi
exit 0