forked from extern/shorewall_code
e0d934e62a
git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@4223 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
2498 lines
52 KiB
Bash
Executable File
2498 lines
52 KiB
Bash
Executable File
#!/bin/sh
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#
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# Shorewall Packet Filtering Firewall Control Program - V3.2
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#
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# This program is under GPL [http://www.gnu.org/copyleft/gpl.htm]
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#
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# (c) 1999,2000,2001,2002,2003,2004,2005,2006 - Tom Eastep (teastep@shorewall.net)
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#
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# This file should be placed in /sbin/shorewall.
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#
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# Shorewall documentation is available at http://shorewall.sourceforge.net
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of Version 2 of the GNU General Public License
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# as published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA
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#
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# If an error occurs while starting or restarting the firewall, the
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# firewall is automatically stopped.
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#
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# The firewall uses configuration files in /etc/shorewall/ - skeleton
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# files is included with the firewall.
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#
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# Commands are:
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#
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# shorewall dump Dumps all Shorewall-related information
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# for problem analysis
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# shorewall start Starts the firewall
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# shorewall restart Restarts the firewall
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# shorewall stop Stops the firewall
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# shorewall status Displays firewall status
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# shorewall reset Resets iptables packet and
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# byte counts
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# shorewall clear Open the floodgates by
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# removing all iptables rules
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# and setting the three permanent
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# chain policies to ACCEPT
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# shorewall refresh Rebuild the common chain to
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# compensate for a change of
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# broadcast address on any "detect"
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# interface.
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# shorewall [re]load [ <directory> ] <system>
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# Compile a script and install it on a
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# remote Shorewall Lite system.
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# shorewall show <chain> [ <chain> ... ] Display the rules in each <chain> listed
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# shorewall show actions Displays the available actions
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# shorewall show log Print the last 20 log messages
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# shorewall show connections Show the kernel's connection
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# tracking table
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# shorewall show nat Display the rules in the nat table
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# shorewall show {mangle|tos} Display the rules in the mangle table
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# shorewall show tc Display traffic control info
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# shorewall show classifiers Display classifiers
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# shorewall show capabilities Display iptables/kernel capabilities
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# shorewall version Display the installed version id
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# shorewall check Verify the more heavily-used
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# configuration files.
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# shorewall try <directory> [ <timeout> ] Try a new configuration and if
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# it doesn't work, revert to the
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# standard one. If a timeout is supplied
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# the command reverts back to the
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# standard configuration after that many
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# seconds have elapsed after successfully
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# starting the new configuration.
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# shorewall logwatch [ refresh-interval ] Monitor the local log for Shorewall
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# messages.
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# shorewall drop <address> ... Temporarily drop all packets from the
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# listed address(es)
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# shorewall reject <address> ... Temporarily reject all packets from the
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# listed address(es)
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# shorewall allow <address> ... Reenable address(es) previously
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# disabled with "drop" or "reject"
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# shorewall save [ <file> ] Save the list of "rejected" and
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# "dropped" addresses so that it will
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# be automatically reinstated the
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# next time that Shorewall starts.
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# Save the current state so that 'shorewall
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# restore' can be used.
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#
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# shorewall forget [ <file> ] Discard the data saved by 'shorewall save'
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#
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# shorewall restore [ <file> ] Restore the state of the firewall from
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# previously saved information.
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#
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# shorewall ipaddr { <address>/<cidr> | <address> <netmask> }
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#
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# Displays information about the network
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# defined by the argument[s]
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#
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# shorewall iprange <address>-<address> Decomposes a range of IP addresses into
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# a list of network/host addresses.
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#
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# shorewall ipdecimal { <address> | <integer> }
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#
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# Displays the decimal equivalent of an IP
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# address and vice versa.
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#
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# shorewall safe-start Starts the firewall and promtp for a c
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# confirmation to accept or reject the new
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# configuration
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#
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# shorewall safe-restart Restarts the firewall and prompt for a
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# confirmation to accept or reject the new
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# configuration
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#
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# shorewall compile [ -e ] [ <directory> ] <filename>
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# Compile a firewall program file.
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#
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# Fatal Error
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#
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fatal_error() # $@ = Message
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{
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echo " $@" >&2
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exit 2
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}
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# Display a chain if it exists
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#
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showfirstchain() # $1 = name of chain
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{
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awk \
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'BEGIN {prnt=0; rslt=1; }; \
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/^$/ { next; };\
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/^Chain/ {if ( prnt == 1 ) { rslt=0; exit 0; }; };\
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/Chain '$1'/ { prnt=1; }; \
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{ if (prnt == 1) print; };\
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END { exit rslt; }' $TMPFILE
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}
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showchain() # $1 = name of chain
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{
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if [ "$firstchain" = "Yes" ]; then
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if showfirstchain $1; then
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firstchain=
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fi
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else
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awk \
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'BEGIN {prnt=0;};\
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/^$|^ pkts/ { next; };\
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/^Chain/ {if ( prnt == 1 ) exit; };\
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/Chain '$1'/ { prnt=1; };\
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{ if (prnt == 1) print; }' $TMPFILE
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fi
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}
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#
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# The 'awk' hack that compensates for bugs in iptables-save (or rather in the extension modules).
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#
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iptablesbug()
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{
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if qt mywhich awk ; then
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awk 'BEGIN { sline=""; };\
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/^-j/ { print sline $0; next };\
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/-m policy.*-j/ { print $0; next };\
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/-m policy/ { sline=$0; next };\
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/--mask ff/ { sub( /--mask ff/, "--mask 0xff" ) };\
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{ print ; sline="" }'
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else
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echo " WARNING: You don't have 'awk' on this system so the output of the save command may be unusable" >&2
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cat
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fi
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}
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#
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# Validate the value of RESTOREFILE
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#
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validate_restorefile() # $* = label
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{
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case $RESTOREFILE in
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*/*)
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error_message "ERROR: $@ must specify a simple file name: $RESTOREFILE"
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exit 2
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;;
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.*)
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error_message "ERROR: Reserved File Name: $RESTOREFILE"
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exit 2
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;;
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esac
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}
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#
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# Set the configuration variables from shorewall.conf
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#
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get_config() {
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if [ -z "$EXPORT" -a "$(whoami)" = root ]; then
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#
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# This block is avoided for compile for export and when the user isn't root
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#
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export CONFIG_PATH
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[ -z "$LOGFILE" ] && LOGFILE=/var/log/messages
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if [ ! -f $LOGFILE ]; then
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echo "LOGFILE ($LOGFILE) does not exist!" >&2
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exit 2
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fi
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if [ -n "$IPTABLES" ]; then
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if [ ! -e "$IPTABLES" ]; then
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echo " ERROR: The program specified in IPTABLES does not exist or is not executable" >&2
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exit 2
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fi
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else
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IPTABLES=$(mywhich iptables 2> /dev/null)
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if [ -z "$IPTABLES" ] ; then
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echo " ERROR: Can't find iptables executable" >&2
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exit 2
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fi
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fi
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export IPTABLES
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#
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# See if we have a real version of "tail" -- use separate redirection so
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# that ash (aka /bin/sh on LRP) doesn't crap
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#
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if ( tail -n5 $LOGFILE > /dev/null 2> /dev/null ) ; then
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realtail="Yes"
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else
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realtail=""
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fi
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#
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# Compile by non-root needs no restore file
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#
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[ -n "$RESTOREFILE" ] || RESTOREFILE=restore
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validate_restorefile RESTOREFILE
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export RESTOREFILE
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case $STARTUP_ENABLED in
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No|no|NO)
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echo " WARNING: Shorewall startup is disabled. To enable startup, set STARTUP_ENABLED=Yes in ${CONFDIR}/shorewall.conf" >&2
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STARTUP_ENABLED=
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;;
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Yes|yes|YES)
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;;
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*)
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if [ -n "$STARTUP_ENABLED" ]; then
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echo " ERROR: Invalid Value for STARTUP_ENABLE: $STARTUP_ENABLED" >&2
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exit 2
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fi
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;;
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esac
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case ${TC_ENABLED:=Internal} in
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No|NO|no)
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TC_ENABLED=
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;;
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esac
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[ -n "LOGFORMAT" ] && LOGFORMAT="${LOGFORMAT%%%*}"
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[ -n "$LOGFORMAT" ] || LOGFORMAT="Shorewall:"
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export LOGFORMAT
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fi
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if [ -n "$SHOREWALL_SHELL" ]; then
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if [ ! -e "$SHOREWALL_SHELL" ]; then
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echo " ERROR: The program specified in SHOREWALL_SHELL does not exist or is not executable" >&2
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exit 2
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fi
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fi
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[ -n "${VERBOSITY:=2}" ]
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VERBOSE=$(($VERBOSE_OFFSET + $VERBOSITY))
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export VERBOSE
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}
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#
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# Determine the value for a parameter that defaults to Yes
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#
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added_param_value_yes() # $1 = Parameter Name, $2 = Parameter value
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{
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local val="$2"
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if [ -z "$val" ]; then
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echo "Yes"
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else case $val in
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[Yy][Ee][Ss])
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echo "Yes"
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;;
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[Nn][Oo])
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echo ""
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;;
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*)
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fatal_error "Invalid value ($val) for $1"
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;;
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esac
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fi
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}
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#
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# Determine the value for a parameter that defaults to No
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#
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added_param_value_no() # $1 = Parameter Name, $2 = Parameter value
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{
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local val="$2"
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if [ -z "$val" ]; then
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echo ""
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else case $val in
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[Yy][Ee][Ss])
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echo "Yes"
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;;
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[Nn][Oo])
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echo ""
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;;
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*)
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fatal_error "Invalid value ($val) for $1"
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;;
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esac
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fi
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}
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#
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# Process the shell-style configuration files that set variables needed by the compiler
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# To allow the compiler to be rewritten in a language other than Bourne Shell, we need
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# to pass all of those setting to the compiler in environmental variables
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#
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do_initialize() {
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#
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# Generate a sequence of 'export' commands corresponding to the variables set in
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# the user's params file.
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#
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export_params() {
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f=$(find_file params)
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if [ -f $f ]; then
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read_file $f 0 | cut -d'#' -f1 | grep -v '^[[:space:]]*$' | while read line; do
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case $line in
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*=*)
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echo export ${line%=*}
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;;
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esac
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done
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fi
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}
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# Run all utility programs using the C locale
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#
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# Thanks to Vincent Planchenault for this tip #
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export LC_ALL=C
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# Make sure umask is sane
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umask 077
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#
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# Establish termination function
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#
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TERMINATOR=fatal_error
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#
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# Clear all configuration variables
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#
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IPTABLES=
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FW=
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SUBSYSLOCK=
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LOGRATE=
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LOGBURST=
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LOGPARMS=
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LOGLIMIT=
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ADD_IP_ALIASES=
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ADD_SNAT_ALIASES=
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TC_ENABLED=
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BLACKLIST_DISPOSITION=
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BLACKLIST_LOGLEVEL=
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CLAMPMSS=
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ROUTE_FILTER=
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LOG_MARTIANS=
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DETECT_DNAT_IPADDRS=
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MUTEX_TIMEOUT=
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FORWARDPING=
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MACLIST_DISPOSITION=
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MACLIST_LOG_LEVEL=
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TCP_FLAGS_DISPOSITION=
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TCP_FLAGS_LOG_LEVEL=
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RFC1918_LOG_LEVEL=
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MARK_IN_FORWARD_CHAIN=
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LOGFORMAT=
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LOGRULENUMBERS=
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ADMINISABSENTMINDED=
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BLACKLISTNEWONLY=
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MODULE_SUFFIX=
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SMURF_LOG_LEVEL=
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DISABLE_IPV6=
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BRIDGING=
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PKTTYPE=
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RETAIN_ALIASES=
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DELAYBLACKLISTLOAD=
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LOGTAGONLY=
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LOGALLNEW=
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RFC1918_STRICT=
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MACLIST_TTL=
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SAVE_IPSETS=
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RESTOREFILE=
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MAPOLDACTIONS=
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IMPLICIT_CONTINUE=
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HIGH_ROUTE_MARKS=
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IPSECFILE=
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CLEAR_TC=
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FASTACCEPT=
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run_user_exit params
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config=$(find_file shorewall.conf)
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if [ -f $config ]; then
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if [ -r $config ]; then
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progress_message "Processing $config..."
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. $config
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else
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fatal_error "Cannot read $config (Hint: Are you root?)"
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fi
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else
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fatal_error "$config does not exist!"
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fi
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#
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# Restore CONFIG_PATH if the shorewall.conf file cleared it
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#
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ensure_config_path
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#
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# Determine the capabilities of the installed iptables/netfilter
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# We load the kernel modules here to accurately determine
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# capabilities when module autoloading isn't enabled.
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#
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PKTTYPE=$(added_param_value_no PKTTYPE $PKTTYPE)
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[ -n "${MODULE_SUFFIX:=o gz ko o.gz ko.gz}" ]
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if [ -z "$EXPORT" -a "$(whoami)" = root ]; then
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load_kernel_modules
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if [ -z "$IPTABLES" ]; then
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IPTABLES=$(mywhich iptables 2> /dev/null)
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[ -z "$IPTABLES" ] && fatal_error "Can't find iptables executable"
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else
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[ -e "$IPTABLES" ] || fatal_error "\$IPTABLES=$IPTABLES does not exist or is not executable"
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fi
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determine_capabilities
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else
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f=$(find_file capabilities)
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[ -f $f ] && . $f || fatal_error "The -e flag requires a capabilities file"
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fi
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ADD_IP_ALIASES="$(added_param_value_yes ADD_IP_ALIASES $ADD_IP_ALIASES)"
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if [ -n "${LOGRATE}${LOGBURST}" ]; then
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LOGLIMIT="--match limit"
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[ -n "$LOGRATE" ] && LOGLIMIT="$LOGLIMIT --limit $LOGRATE"
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[ -n "$LOGBURST" ] && LOGLIMIT="$LOGLIMIT --limit-burst $LOGBURST"
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fi
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if [ -n "$IP_FORWARDING" ]; then
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case "$IP_FORWARDING" in
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[Oo][Nn]|[Oo][Ff][Ff]|[Kk][Ee][Ee][Pp])
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;;
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*)
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fatal_error "Invalid value ($IP_FORWARDING) for IP_FORWARDING"
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;;
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esac
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else
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IP_FORWARDING=On
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fi
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[ -n "${BLACKLIST_DISPOSITION:=DROP}" ]
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case "$CLAMPMSS" in
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[0-9]*)
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;;
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*)
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CLAMPMSS=$(added_param_value_no CLAMPMSS $CLAMPMSS)
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;;
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esac
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ADD_SNAT_ALIASES=$(added_param_value_no ADD_SNAT_ALIASES $ADD_SNAT_ALIASES)
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ROUTE_FILTER=$(added_param_value_no ROUTE_FILTER $ROUTE_FILTER)
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LOG_MARTIANS=$(added_param_value_no LOG_MARTIANS $LOG_MARTIANS)
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DETECT_DNAT_IPADDRS=$(added_param_value_no DETECT_DNAT_IPADDRS $DETECT_DNAT_IPADDRS)
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maclist_target=reject
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if [ -n "$MACLIST_DISPOSITION" ] ; then
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case $MACLIST_DISPOSITION in
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REJECT)
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;;
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DROP)
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maclist_target=DROP
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;;
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ACCEPT)
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maclist_target=RETURN
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;;
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*)
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fatal_error "Invalid value ($MACLIST_DISPOSITION) for MACLIST_DISPOSITION"
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;;
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esac
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else
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MACLIST_DISPOSITION=REJECT
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fi
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if [ -n "$TCP_FLAGS_DISPOSITION" ] ; then
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case $TCP_FLAGS_DISPOSITION in
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REJECT|ACCEPT|DROP)
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;;
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*)
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fatal_error "Invalid value ($TCP_FLAGS_DISPOSITION) for TCP_FLAGS_DISPOSITION"
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;;
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esac
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else
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TCP_FLAGS_DISPOSITION=DROP
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fi
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[ -n "${RFC1918_LOG_LEVEL:=info}" ]
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MARK_IN_FORWARD_CHAIN=$(added_param_value_no MARK_IN_FORWARD_CHAIN $MARK_IN_FORWARD_CHAIN)
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[ -n "$MARK_IN_FORWARD_CHAIN" ] && MARKING_CHAIN=tcfor || MARKING_CHAIN=tcpre
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CLEAR_TC=$(added_param_value_yes CLEAR_TC $CLEAR_TC)
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|
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if [ -n "$LOGFORMAT" ]; then
|
|
if [ -n "$(echo $LOGFORMAT | grep '%d')" ]; then
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|
LOGRULENUMBERS=Yes
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|
temp=$(printf "$LOGFORMAT" fooxx 1 barxx 2> /dev/null)
|
|
if [ $? -ne 0 ]; then
|
|
fatal_error "Invalid LOGFORMAT string: \"$LOGFORMAT\""
|
|
fi
|
|
else
|
|
temp=$(printf "$LOGFORMAT" fooxx barxx 2> /dev/null)
|
|
if [ $? -ne 0 ]; then
|
|
fatal_error "Invalid LOGFORMAT string: \"$LOGFORMAT\""
|
|
fi
|
|
fi
|
|
|
|
[ ${#temp} -le 29 ] || fatal_error "LOGFORMAT string is longer than 29 characters: \"$LOGFORMAT\""
|
|
else
|
|
LOGFORMAT="Shorewall:%s:%s:"
|
|
fi
|
|
ADMINISABSENTMINDED=$(added_param_value_no ADMINISABSENTMINDED $ADMINISABSENTMINDED)
|
|
BLACKLISTNEWONLY=$(added_param_value_no BLACKLISTNEWONLY $BLACKLISTNEWONLY)
|
|
DISABLE_IPV6=$(added_param_value_no DISABLE_IPV6 $DISABLE_IPV6)
|
|
BRIDGING=$(added_param_value_no BRIDGING $BRIDGING)
|
|
STARTUP_ENABLED=$(added_param_value_yes STARTUP_ENABLED $STARTUP_ENABLED)
|
|
RETAIN_ALIASES=$(added_param_value_no RETAIN_ALIASES $RETAIN_ALIASES)
|
|
[ -n "${ADD_IP_ALIASES}${ADD_SNAT_ALIASES}" ] || RETAIN_ALIASES=
|
|
DELAYBLACKLISTLOAD=$(added_param_value_no DELAYBLACKLISTLOAD $DELAYBLACKLISTLOAD)
|
|
LOGTAGONLY=$(added_param_value_no LOGTAGONLY $LOGTAGONLY)
|
|
RFC1918_STRICT=$(added_param_value_no RFC1918_STRICT $RFC1918_STRICT)
|
|
SAVE_IPSETS=$(added_param_value_no SAVE_IPSETS $SAVE_IPSETS)
|
|
MAPOLDACTIONS=$(added_param_value_yes MAPOLDACTIONS $MAPOLDACTIONS)
|
|
FASTACCEPT=$(added_param_value_no FASTACCEPT $FASTACCEPT)
|
|
IMPLICIT_CONTINUE=$(added_param_value_no IMPLICIT_CONTINUE $IMPLICIT_CONTINUE)
|
|
HIGH_ROUTE_MARKS=$(added_param_value_no HIGH_ROUTE_MARKS $HIGH_ROUTE_MARKS)
|
|
[ -n "$XCONNMARK_MATCH" ] || XCONNMARK=
|
|
[ -n "$XMARK" ] || XCONNMARK=
|
|
|
|
[ -n "$HIGH_ROUTE_MARKS" -a -z "$XCONNMARK" ] && fatal_error "HIGH_ROUTE_MARKS=Yes requires extended CONNMARK target, extended CONNMARK match support and extended MARK support"
|
|
|
|
case ${IPSECFILE:=ipsec} in
|
|
ipsec|zones)
|
|
;;
|
|
*)
|
|
fatal_error "Invalid value ($IPSECFILE) for IPSECFILE option"
|
|
;;
|
|
esac
|
|
|
|
case ${MACLIST_TABLE:=filter} in
|
|
filter)
|
|
;;
|
|
mangle)
|
|
[ $MACLIST_DISPOSITION = reject ] && fatal_error "MACLIST_DISPOSITION=REJECT is not allowed with MACLIST_TABLE=mangle"
|
|
;; *)
|
|
fatal_error "Invalid value ($MACLIST_TABLE) for MACLIST_TABLE option"
|
|
;;
|
|
esac
|
|
|
|
TC_SCRIPT=
|
|
|
|
if [ -n "$TC_ENABLED" ] ; then
|
|
case "$TC_ENABLED" in
|
|
[Yy][Ee][Ss])
|
|
TC_ENABLED=
|
|
TC_SCRIPT=$(find_file tcstart)
|
|
[ -f $TC_SCRIPT ] || fatal_error "Unable to find tcstart file"
|
|
;;
|
|
[Ii][Nn][Tt][Ee][Rr][Nn][Aa][Ll])
|
|
TC_ENABLED=Yes
|
|
;;
|
|
[Nn][Oo])
|
|
TC_ENABLED=
|
|
;;
|
|
esac
|
|
else
|
|
TC_ENABLED=Yes
|
|
fi
|
|
|
|
if [ -n "$TC_ENABLED" ];then
|
|
[ -n "$MANGLE_ENABLED" ] || fatal_error "Traffic Shaping requires mangle support in your kernel and iptables"
|
|
fi
|
|
|
|
[ "x${SHOREWALL_DIR}" = "x." ] && SHOREWALL_DIR="$PWD"
|
|
|
|
#
|
|
# Check out the user's shell
|
|
#
|
|
[ -n "${SHOREWALL_SHELL:=/bin/sh}" ]
|
|
|
|
temp=$(decodeaddr 192.168.1.1)
|
|
if [ $(encodeaddr $temp) != 192.168.1.1 ]; then
|
|
fatal_error "Shell $SHOREWALL_SHELL is broken and may not be used with Shorewall"
|
|
fi
|
|
#
|
|
# Export variables set in shorewall.conf
|
|
#
|
|
|
|
# Logging
|
|
|
|
export LOGFORMAT
|
|
export LOGTAGONLY
|
|
export LOGRATE
|
|
export LOGBURST
|
|
export LOGALLNEW
|
|
export BLACKLIST_LOGLEVEL
|
|
export MACLIST_LOG_LEVEL
|
|
export TCP_FLAGS_LOG_LEVEL
|
|
export RFC1918_LOG_LEVEL
|
|
export SMURF_LOG_LEVEL
|
|
export LOG_MARTIANS
|
|
|
|
# Files and directories
|
|
|
|
export IPTABLES
|
|
export SHOREWALL_SHELL
|
|
export SUBSYSLOCK
|
|
export MODULESDIR
|
|
export CONFIG_PATH
|
|
export RESTOREFILE
|
|
export IPSECFILE
|
|
|
|
# Firewall options
|
|
|
|
export FW
|
|
export IP_FORWARDING
|
|
export ADD_IP_ALIASES
|
|
export ADD_SNAT_ALIASES
|
|
export RETAIN_ALIASES
|
|
export TC_ENABLED
|
|
export CLEAR_TC
|
|
export MARK_IN_FORWARD_CHAIN
|
|
export CLAMPMSS
|
|
export ROUTE_FILTER
|
|
export DETECT_DNAT_IPADDRS
|
|
export MUTEX_TIMEOUT
|
|
export ADMINISABSENTMINDED
|
|
export BLACKLISTNEWONLY
|
|
export DELAYBLACKLISTLOAD
|
|
export MODULE_SUFFIX
|
|
export DISABLE_IPV6
|
|
export BRIDGING
|
|
export PKTTYPE
|
|
export RFC1918_STRICT
|
|
export MACLIST_TABLE
|
|
export MACLIST_TTL
|
|
export SAVE_IPSETS
|
|
export MAPOLDACTIONS
|
|
export FASTACCEPT
|
|
export IMPLICIT_CONTINUE
|
|
export HIGH_ROUTE_MARKS
|
|
|
|
# Packet Disposition
|
|
|
|
export BLACKLIST_DISPOSITION
|
|
export MACLIST_DISPOSITION
|
|
export TCP_FLAGS_DISPOSITION
|
|
|
|
# Generated values
|
|
|
|
export LOGPARMS
|
|
export LOGLIMIT
|
|
export LOGRULENUMBERS
|
|
export VERSION
|
|
|
|
#
|
|
# Export capabilities
|
|
#
|
|
export NAT_ENABLED
|
|
export MANGLE_ENABLED
|
|
export CONNTRACK_MATCH
|
|
export MULTIPORT
|
|
export XMULTIPORT
|
|
export POLICY_MATCH
|
|
export PHYSDEV_MATCH
|
|
export IPRANGE_MATCH
|
|
export RECENT_MATCH
|
|
export OWNER_MATCH
|
|
export IPSET_MATCH
|
|
export CONNMARK
|
|
export XCONNMARK
|
|
export CONNMARK_MATCH
|
|
export XCONNMARK_MATCH
|
|
export RAW_TABLE
|
|
export IPP2P_MATCH
|
|
export LENGTH_MATCH
|
|
export CLASSIFY_TARGET
|
|
export ENHANCED_REJECT
|
|
export USEPKTTYPE
|
|
export KLUDGEFREE
|
|
export MARK
|
|
export XMARK
|
|
export MANGLE_FORWARD
|
|
#
|
|
# Export user's params
|
|
#
|
|
$(export_params)
|
|
|
|
}
|
|
|
|
#
|
|
# Give Usage Information
|
|
#
|
|
usage() {
|
|
echo "Usage: $0 [debug] check|compile <filename>}"
|
|
exit 1
|
|
}
|
|
|
|
#
|
|
# Clear descriptor 1 if it is a terminal
|
|
#
|
|
clear_term() {
|
|
[ -t 1 ] && clear
|
|
}
|
|
|
|
#
|
|
# Delay $timeout seconds -- if we're running on a recent bash2 then allow
|
|
# <enter> to terminate the delay
|
|
#
|
|
timed_read ()
|
|
{
|
|
read -t $timeout foo 2> /dev/null
|
|
|
|
test $? -eq 2 && sleep $timeout
|
|
}
|
|
|
|
#
|
|
# Display the last $1 packets logged
|
|
#
|
|
packet_log() # $1 = number of messages
|
|
{
|
|
local options
|
|
|
|
[ -n "$realtail" ] && options="-n$1"
|
|
|
|
if [ -n "$SHOWMACS" -o $VERBOSE -gt 2 ]; then
|
|
grep "${LOGFORMAT}" $LOGFILE | \
|
|
sed s/" kernel:"// | \
|
|
sed s/" $host $LOGFORMAT"/" "/ | \
|
|
tail $options
|
|
else
|
|
grep "${LOGFORMAT}" $LOGFILE | \
|
|
sed s/" kernel:"// | \
|
|
sed s/" $host $LOGFORMAT"/" "/ | \
|
|
sed 's/MAC=.* SRC=/SRC=/' | \
|
|
tail $options
|
|
fi
|
|
}
|
|
|
|
#
|
|
# Show traffic control information
|
|
#
|
|
show_tc() {
|
|
|
|
show_one_tc() {
|
|
local device=${1%@*}
|
|
qdisc=$(tc qdisc list dev $device)
|
|
|
|
if [ -n "$qdisc" ]; then
|
|
echo Device $device:
|
|
tc -s -d qdisc show dev $device
|
|
tc -s -d class show dev $device
|
|
echo
|
|
fi
|
|
}
|
|
|
|
ip link list | \
|
|
while read inx interface details; do
|
|
case $inx in
|
|
[0-9]*)
|
|
show_one_tc ${interface%:}
|
|
;;
|
|
*)
|
|
;;
|
|
esac
|
|
done
|
|
|
|
}
|
|
|
|
#
|
|
# Show classifier information
|
|
#
|
|
show_classifiers() {
|
|
|
|
show_one_classifier() {
|
|
local device=${1%@*}
|
|
qdisc=$(tc qdisc list dev $device)
|
|
|
|
if [ -n "$qdisc" ]; then
|
|
echo Device $device:
|
|
tc -s filter ls dev $device
|
|
echo
|
|
fi
|
|
}
|
|
|
|
ip link list | \
|
|
while read inx interface details; do
|
|
case $inx in
|
|
[0-9]*)
|
|
show_one_classifier ${interface%:}
|
|
;;
|
|
*)
|
|
;;
|
|
esac
|
|
done
|
|
|
|
}
|
|
|
|
#
|
|
# Watch the Firewall Log
|
|
#
|
|
logwatch() # $1 = timeout -- if negative, prompt each time that
|
|
# an 'interesting' packet count changes
|
|
{
|
|
|
|
host=$(echo $HOSTNAME | sed 's/\..*$//')
|
|
oldrejects=$($IPTABLES -L -v -n | grep 'LOG')
|
|
|
|
if [ $1 -lt 0 ]; then
|
|
timeout=$((- $1))
|
|
pause="Yes"
|
|
else
|
|
pause="No"
|
|
timeout=$1
|
|
fi
|
|
|
|
qt mywhich awk && haveawk=Yes || haveawk=
|
|
|
|
while true; do
|
|
clear_term
|
|
echo "$banner $(date)"
|
|
echo
|
|
|
|
echo "Dropped/Rejected Packet Log"
|
|
echo
|
|
|
|
show_reset
|
|
|
|
rejects=$($IPTABLES -L -v -n | grep 'LOG')
|
|
|
|
if [ "$rejects" != "$oldrejects" ]; then
|
|
oldrejects="$rejects"
|
|
|
|
$RING_BELL
|
|
|
|
packet_log 40
|
|
|
|
if [ "$pause" = "Yes" ]; then
|
|
echo
|
|
echo $ECHO_N 'Enter any character to continue: '
|
|
read foo
|
|
else
|
|
timed_read
|
|
fi
|
|
else
|
|
echo
|
|
packet_log 40
|
|
timed_read
|
|
fi
|
|
done
|
|
}
|
|
|
|
#
|
|
# Save currently running configuration
|
|
#
|
|
save_config() {
|
|
if shorewall_is_started ; then
|
|
[ -d ${VARDIR} ] || mkdir -p ${VARDIR}
|
|
|
|
if [ -f $RESTOREPATH -a ! -x $RESTOREPATH ]; then
|
|
echo " ERROR: $RESTOREPATH exists and is not a saved Shorewall configuration"
|
|
else
|
|
case $RESTOREFILE in
|
|
save|restore-base)
|
|
echo " ERROR: Reserved file name: $RESTOREFILE"
|
|
;;
|
|
*)
|
|
if $IPTABLES -L dynamic -n > ${VARDIR}/save; then
|
|
echo " Dynamic Rules Saved"
|
|
if [ -f ${VARDIR}/.restore ]; then
|
|
if iptables-save | iptablesbug > ${VARDIR}/restore-$$; then
|
|
cp -f ${VARDIR}/.restore $RESTOREPATH
|
|
mv -f ${VARDIR}/restore-$$ ${RESTOREPATH}-iptables
|
|
chmod +x $RESTOREPATH
|
|
echo " Currently-running Configuration Saved to $RESTOREPATH"
|
|
|
|
rm -f ${RESTOREPATH}-ipsets
|
|
|
|
case ${SAVE_IPSETS:-No} in
|
|
[Yy][Ee][Ss])
|
|
RESTOREPATH=${RESTOREPATH}-ipsets
|
|
|
|
f=${VARDIR}/restore-$$
|
|
|
|
echo "#!/bin/sh" > $f
|
|
echo "#This ipset restore file generated $(date) by Shorewall $VERSION" >> $f
|
|
echo >> $f
|
|
echo ". ${SHAREDIR}/functions" >> $f
|
|
echo >> $f
|
|
grep '^MODULE' ${VARDIR}/restore-base >> $f
|
|
echo "reload_kernel_modules << __EOF__" >> $f
|
|
grep 'loadmodule ip_set' ${VARDIR}/restore-base >> $f
|
|
echo "__EOF__" >> $f
|
|
echo >> $f
|
|
echo "ipset -U :all: :all:" >> $f
|
|
echo "ipset -F" >> $f
|
|
echo "ipset -X" >> $f
|
|
echo "ipset -R << __EOF__" >> $f
|
|
ipset -S >> $f
|
|
echo "__EOF__" >> $f
|
|
mv -f $f $RESTOREPATH
|
|
chmod +x $RESTOREPATH
|
|
echo " Current Ipset Contents Saved to $RESTOREPATH"
|
|
;;
|
|
[Nn][Oo])
|
|
;;
|
|
*)
|
|
echo " WARNING: Invalid value ($SAVE_IPSETS) for SAVE_IPSETS. Ipset contents not saved"
|
|
;;
|
|
esac
|
|
else
|
|
rm -f ${VARDIR}/restore-$$
|
|
echo " ERROR: Currently-running Configuration Not Saved"
|
|
fi
|
|
else
|
|
echo " ERROR: ${VARDIR}/.restore does not exist"
|
|
fi
|
|
else
|
|
echo "Error Saving the Dynamic Rules"
|
|
fi
|
|
;;
|
|
esac
|
|
fi
|
|
else
|
|
echo "Shorewall isn't started"
|
|
fi
|
|
|
|
}
|
|
|
|
#
|
|
# Start Command Executor
|
|
#
|
|
start_command() {
|
|
local finished=0 shell=$SHOREWALL_SHELL
|
|
|
|
do_it() {
|
|
[ -n "$nolock" ] || mutex_on
|
|
|
|
progress_message3 "Compiling..."
|
|
|
|
do_initialize
|
|
|
|
if $shell ${SHAREDIR}/compiler $debugging $nolock compile ${VARDIR}/.start; then
|
|
$SHOREWALL_SHELL ${VARDIR}/.start $debugging start
|
|
fi
|
|
|
|
[ -n "$nolock" ] || mutex_off
|
|
}
|
|
|
|
if shorewall_is_started; then
|
|
error_message "Shorewall is already running"
|
|
exit 1
|
|
fi
|
|
|
|
if [ -z "$STARTUP_ENABLED" ]; then
|
|
error_message "ERROR: Startup is disabled"
|
|
exit 2
|
|
fi
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
f*)
|
|
FAST=Yes
|
|
option=${option#f}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
case $# in
|
|
0)
|
|
;;
|
|
1)
|
|
[ -n "$SHOREWALL_DIR" -o -n "$FAST" ] && usage 2
|
|
|
|
if [ ! -d $1 ]; then
|
|
if [ -e $1 ]; then
|
|
echo "$1 is not a directory" >&2 && exit 2
|
|
else
|
|
echo "Directory $1 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$
|
|
export SHOREWALL_DIR
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
export NOROUTES
|
|
|
|
if [ -n "$FAST" ]; then
|
|
if qt mywhich make; then
|
|
#
|
|
# RESTOREFILE is exported by get_config()
|
|
#
|
|
make -qf ${CONFDIR}/Makefile || FAST=
|
|
fi
|
|
|
|
if [ -n "$FAST" ]; then
|
|
|
|
RESTOREPATH=${VARDIR}/$RESTOREFILE
|
|
|
|
if [ -x $RESTOREPATH ]; then
|
|
if [ -x ${RESTOREPATH}-ipsets ]; then
|
|
echo Restoring Ipsets...
|
|
#
|
|
# We must purge iptables to be sure that there are no
|
|
# references to ipsets
|
|
#
|
|
iptables -F
|
|
iptables -X
|
|
$SHOREWALL_SHELL ${RESTOREPATH}-ipsets
|
|
fi
|
|
|
|
echo Restoring Shorewall...
|
|
$SHOREWALL_SHELL $RESTOREPATH restore
|
|
date > ${VARDIR}/restarted
|
|
progress_message3 Shorewall restored from $RESTOREPATH
|
|
else
|
|
do_it
|
|
fi
|
|
else
|
|
do_it
|
|
fi
|
|
else
|
|
do_it
|
|
fi
|
|
}
|
|
#
|
|
# Compile Command Executor
|
|
#
|
|
compile_command() {
|
|
local finished=0 shell=$SHOREWALL_SHELL
|
|
|
|
while [ $finished -eq 0 ]; do
|
|
[ $# -eq 0 ] && usage 1
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
shift
|
|
option=${option#-}
|
|
|
|
[ -z "$option" ] && usage 1
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
e*)
|
|
EXPORT=Yes
|
|
option=${option#e}
|
|
;;
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
file=
|
|
|
|
case $# in
|
|
1)
|
|
file=$1
|
|
;;
|
|
2)
|
|
[ -n "$SHOREWALL_DIR" ] && usage 2
|
|
|
|
if [ ! -d $1 ]; then
|
|
if [ -e $1 ]; then
|
|
echo "$1 is not a directory" >&2 && exit 2
|
|
else
|
|
echo "Directory $1 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$1
|
|
export SHOREWALL_DIR
|
|
file=$2
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
export EXPORT
|
|
|
|
progress_message3 "Compiling..."
|
|
|
|
do_initialize
|
|
|
|
exec $shell ${SHAREDIR}/compiler $debugging compile $file
|
|
}
|
|
#
|
|
# Check Command Executor
|
|
#
|
|
check_command() {
|
|
local finished=0 shell=$SHOREWALL_SHELL
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
e*)
|
|
EXPORT=Yes
|
|
option=${option#e}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
case $# in
|
|
0)
|
|
;;
|
|
1)
|
|
[ -n "$SHOREWALL_DIR" ] && usage 2
|
|
|
|
if [ ! -d $1 ]; then
|
|
if [ -e $1 ]; then
|
|
echo "$1 is not a directory" >&2 && exit 2
|
|
else
|
|
echo "Directory $1 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$1
|
|
export SHOREWALL_DIR
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
export EXPORT
|
|
|
|
progress_message3 "Checking..."
|
|
|
|
do_initialize
|
|
|
|
exec $shell ${SHAREDIR}/compiler $debugging $nolock check
|
|
}
|
|
|
|
#
|
|
# Restart Command Executor
|
|
#
|
|
restart_command() {
|
|
local finished=0 shell=$SHOREWALL_SHELL
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
n*)
|
|
NOROUTES=Yes
|
|
option=${option#n}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
case $# in
|
|
0)
|
|
;;
|
|
1)
|
|
[ -n "$SHOREWALL_DIR" ] && usage 2
|
|
|
|
if [ ! -d $1 ]; then
|
|
if [ -e $1 ]; then
|
|
echo "$1 is not a directory" >&2 && exit 2
|
|
else
|
|
echo "Directory $1 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$1
|
|
export SHOREWALL_DIR
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
if [ -z "$STARTUP_ENABLED" ]; then
|
|
error_message "ERROR: Startup is disabled"
|
|
exit 2
|
|
fi
|
|
|
|
export NOROUTES
|
|
|
|
[ -n "$nolock" ] || mutex_on
|
|
|
|
progress_message3 "Compiling..."
|
|
|
|
do_initialize
|
|
|
|
if $shell ${SHAREDIR}/compiler $debugging $nolock compile ${VARDIR}/.restart; then
|
|
$SHOREWALL_SHELL ${VARDIR}/.restart $debugging restart
|
|
fi
|
|
|
|
[ -n "$nolock" ] || mutex_off
|
|
}
|
|
|
|
#
|
|
# Show Command Executor
|
|
#
|
|
show_command() {
|
|
local finished=0
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
v*)
|
|
VERBOSE=$(($VERBOSE + 1 ))
|
|
option=${option#v}
|
|
;;
|
|
x*)
|
|
IPT_OPTIONS="-xnv"
|
|
option=${option#x}
|
|
;;
|
|
m*)
|
|
SHOWMACS=Yes
|
|
option=${option#m}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
[ -n "$debugging" ] && set -x
|
|
case "$1" in
|
|
connections)
|
|
[ $# -gt 1 ] && usage 1
|
|
echo "Shorewall-$VERSION Connections at $HOSTNAME - $(date)"
|
|
echo
|
|
cat /proc/net/ip_conntrack
|
|
;;
|
|
nat)
|
|
[ $# -gt 1 ] && usage 1
|
|
echo "Shorewall-$VERSION NAT Table at $HOSTNAME - $(date)"
|
|
echo
|
|
show_reset
|
|
$IPTABLES -t nat -L $IPT_OPTIONS
|
|
;;
|
|
tos|mangle)
|
|
[ $# -gt 1 ] && usage 1
|
|
echo "Shorewall-$VERSION Mangle Table at $HOSTNAME - $(date)"
|
|
echo
|
|
show_reset
|
|
$IPTABLES -t mangle -L $IPT_OPTIONS
|
|
;;
|
|
log)
|
|
[ $# -gt 1 ] && usage 1
|
|
echo "Shorewall-$VERSION Log at $HOSTNAME - $(date)"
|
|
echo
|
|
show_reset
|
|
host=$(echo $HOSTNAME | sed 's/\..*$//')
|
|
packet_log 20
|
|
;;
|
|
tc)
|
|
[ $# -gt 1 ] && usage 1
|
|
echo "Shorewall-$VERSION Traffic Control at $HOSTNAME - $(date)"
|
|
echo
|
|
show_tc
|
|
;;
|
|
classifiers)
|
|
[ $# -gt 1 ] && usage 1
|
|
echo "Shorewall-$VERSION Clasifiers at $HOSTNAME - $(date)"
|
|
echo
|
|
show_classifiers
|
|
;;
|
|
zones)
|
|
[ $# -gt 1 ] && usage 1
|
|
if [ -f ${VARDIR}/zones ]; then
|
|
echo "Shorewall-$VERSION Zones at $HOSTNAME - $(date)"
|
|
echo
|
|
while read zone type hosts; do
|
|
echo "$zone ($type)"
|
|
for host in $hosts; do
|
|
echo " $host"
|
|
done
|
|
done < ${VARDIR}/zones
|
|
echo
|
|
else
|
|
echo " ERROR: ${VARDIR}/zones does not exist" >&2
|
|
exit 1
|
|
fi
|
|
;;
|
|
capabilities)
|
|
[ $# -gt 1 ] && usage 1
|
|
determine_capabilities
|
|
VERBOSE=2
|
|
report_capabilities
|
|
;;
|
|
actions)
|
|
[ $# -gt 1 ] && usage 1
|
|
echo "allowBcast # Silently Allow Broadcast/multicast"
|
|
echo "dropBcast # Silently Drop Broadcast/multicast"
|
|
echo "dropNotSyn # Silently Drop Non-syn TCP packets"
|
|
echo "rejNotSyn # Silently Reject Non-syn TCP packets"
|
|
echo "dropInvalid # Silently Drop packets that are in the INVALID conntrack state"
|
|
echo "allowInvalid # Accept packets that are in the INVALID conntrack state."
|
|
echo "allowoutUPnP # Allow traffic from local command 'upnpd'"
|
|
echo "allowinUPnP # Allow UPnP inbound (to firewall) traffic"
|
|
echo "forwardUPnP # Allow traffic that upnpd has redirected from"
|
|
cat ${SHAREDIR}/actions.std ${CONFDIR}/actions | grep -Ev '^\#|^$'
|
|
;;
|
|
macros)
|
|
[ $# -gt 1 ] && usage 1
|
|
for macro in ${SHAREDIR}/macro.*; do
|
|
foo=`grep 'This macro' $macro | head -n 1`
|
|
if [ -n "$foo" ]; then
|
|
macro=${macro#*.}
|
|
foo=${foo%.*}
|
|
echo " $macro ${foo#\#}" | sed 's/This macro //'
|
|
fi
|
|
done
|
|
;;
|
|
config)
|
|
. ${SHAREDIR}/configpath
|
|
echo "Default CONFIG_PATH is $CONFIG_PATH"
|
|
echo "LITEDIR is $LITEDIR"
|
|
;;
|
|
*)
|
|
echo "Shorewall-$VERSION $([ $# -gt 0 ] && echo Chains || echo Chain) $* at $HOSTNAME - $(date)"
|
|
echo
|
|
show_reset
|
|
if [ $# -gt 0 ]; then
|
|
for chain in $*; do
|
|
$IPTABLES -L $chain $IPT_OPTIONS
|
|
done
|
|
else
|
|
$IPTABLES -L $IPT_OPTIONS
|
|
fi
|
|
;;
|
|
esac
|
|
}
|
|
#
|
|
# Dump Command Executor
|
|
#
|
|
dump_command() {
|
|
local finished=0
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
x*)
|
|
IPT_OPTIONS="-xnv"
|
|
option=${option#x}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
[ -n "$debugging" ] && set -x
|
|
[ $# -eq 0 ] || usage 1
|
|
clear_term
|
|
echo "Shorewall-$VERSION Dump at $HOSTNAME - $(date)"
|
|
echo
|
|
show_reset
|
|
host=$(echo $HOSTNAME | sed 's/\..*$//')
|
|
$IPTABLES -L $IPT_OPTIONS
|
|
|
|
heading "Log ($LOGFILE)"
|
|
packet_log 20
|
|
|
|
heading "NAT Table"
|
|
$IPTABLES -t nat -L $IPT_OPTIONS
|
|
|
|
heading "Mangle Table"
|
|
$IPTABLES -t mangle -L $IPT_OPTIONS
|
|
|
|
heading "Conntrack Table"
|
|
cat /proc/net/ip_conntrack
|
|
|
|
heading "IP Configuration"
|
|
ip addr ls
|
|
|
|
heading "IP Stats"
|
|
ip -stat link ls
|
|
|
|
if qt mywhich brctl; then
|
|
heading "Bridges"
|
|
brctl show
|
|
fi
|
|
|
|
heading "/proc"
|
|
show_proc /proc/version
|
|
show_proc /proc/sys/net/ipv4/ip_forward
|
|
show_proc /proc/sys/net/ipv4/icmp_echo_ignore_all
|
|
|
|
for directory in /proc/sys/net/ipv4/conf/*; do
|
|
for file in proxy_arp arp_filter arp_ignore rp_filter log_martians; do
|
|
show_proc $directory/$file
|
|
done
|
|
done
|
|
|
|
if [ -n "$(ip rule ls)" ]; then
|
|
heading "Routing Rules"
|
|
ip rule ls
|
|
ip rule ls | while read rule; do
|
|
echo ${rule##* }
|
|
done | sort -u | while read table; do
|
|
heading "Table $table:"
|
|
ip route ls table $table
|
|
done
|
|
else
|
|
heading "Routing Table"
|
|
ip route ls
|
|
fi
|
|
|
|
heading "ARP"
|
|
arp -na
|
|
|
|
if qt mywhich lsmod; then
|
|
heading "Modules"
|
|
lsmod | grep -E '^ip_|^ipt_|^iptable_'
|
|
fi
|
|
|
|
determine_capabilities
|
|
echo
|
|
report_capabilities
|
|
|
|
if [ -n "$TC_ENABLED" ]; then
|
|
heading "Traffic Control"
|
|
show_tc
|
|
heading "TC Filters"
|
|
show_classifiers
|
|
fi
|
|
}
|
|
|
|
#
|
|
# Safe-start/safe-restart Command Executor
|
|
#
|
|
safe_commands() {
|
|
local finished=0
|
|
|
|
# test is the shell supports timed read
|
|
read -t 0 junk 2> /dev/null
|
|
if [ $? -eq 2 -a ! -x /bin/bash ];then
|
|
echo "Your shell does not support a feature required to execute this command".
|
|
exit 2
|
|
fi
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
n*)
|
|
NOROUTES=Yes
|
|
option=${option#n}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
[ $# -eq 0 ] || usage 2
|
|
|
|
if [ -z "$STARTUP_ENABLED" ]; then
|
|
error_message "ERROR: Startup is disabled"
|
|
exit 2
|
|
fi
|
|
|
|
mutex_on
|
|
|
|
if shorewall_is_started; then
|
|
running=Yes
|
|
else
|
|
running=
|
|
fi
|
|
|
|
if [ "$COMMAND" = "safe-start" -a -n "$running" ]; then
|
|
# the command is safe-start but the firewall is already running
|
|
error_message "Shorewall is already started"
|
|
mutex_off
|
|
exit 1
|
|
fi
|
|
|
|
if [ "$COMMAND" = "safe-start" -o -z "$running" ]; then
|
|
# the command is safe-start or shorewall is not started yet
|
|
command="start"
|
|
else
|
|
# the command is safe-restart and the firewall is already running
|
|
command="restart"
|
|
fi
|
|
|
|
progress_message3 "Compiling..."
|
|
|
|
if ! $SHOREWALL_SHELL ${SHAREDIR}/compiler $debugging nolock compile ${VARDIR}/.$command; then
|
|
status=$?
|
|
mutex_off
|
|
exit $status
|
|
fi
|
|
|
|
RESTOREFILE=.safe
|
|
RESTOREPATH=${VARDIR}/.safe
|
|
|
|
save_config
|
|
|
|
case $command in
|
|
start)
|
|
progress_message3 "Starting..."
|
|
;;
|
|
restart)
|
|
progress_message3 "Restarting..."
|
|
;;
|
|
esac
|
|
|
|
${VARDIR}/.$command $command
|
|
|
|
echo -n "Do you want to accept the new firewall configuration? [y/n] "
|
|
|
|
if read_yesno_with_timeout; then
|
|
echo "New configuration has been accepted"
|
|
else
|
|
if [ "$command" = "restart" ]; then
|
|
${VARDIR}/.safe restore
|
|
else
|
|
${VARDIR}/.$command clear
|
|
fi
|
|
|
|
mutex_off
|
|
echo "New configuration has been rejected and the old one restored"
|
|
exit 2
|
|
fi
|
|
|
|
mutex_off
|
|
[ $? -eq 0 ] && [ -n "$SUBSYSLOCK" ] && touch $SUBSYSLOCK
|
|
}
|
|
|
|
#
|
|
# Restore Comand Executor
|
|
#
|
|
restore_command() {
|
|
local finished=0
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
n*)
|
|
NOROUTES=Yes
|
|
option=${option#n}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
case $# in
|
|
0)
|
|
;;
|
|
1)
|
|
RESTOREFILE="$1"
|
|
validate_restorefile '<restore file>'
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
if [ -z "$STARTUP_ENABLED" ]; then
|
|
error_message "ERROR: Startup is disabled"
|
|
exit 2
|
|
fi
|
|
|
|
RESTOREPATH=${VARDIR}/$RESTOREFILE
|
|
|
|
export NOROUTES
|
|
|
|
[ -n "$nolock" ] || mutex_on
|
|
|
|
if [ -x $RESTOREPATH ]; then
|
|
if [ -x ${RESTOREPATH}-ipsets ] ; then
|
|
echo Restoring Ipsets...
|
|
iptables -F
|
|
iptables -X
|
|
$SHOREWALL_SHELL ${RESTOREPATH}-ipsets
|
|
fi
|
|
|
|
progress_message3 "Restoring Shorewall..."
|
|
$SHOREWALL_SHELL $RESTOREPATH restore && progress_message3 "Shorewall restored from ${VARDIR}/$RESTOREFILE"
|
|
[ -n "$nolock" ] || mutex_off
|
|
else
|
|
echo "File ${VARDIR}/$RESTOREFILE: file not found"
|
|
[ -n "$nolock" ] || mutex_off
|
|
exit 2
|
|
fi
|
|
}
|
|
#
|
|
# [Re]load command executor
|
|
#
|
|
reload_command()
|
|
{
|
|
local verbose=$(make_verbose)
|
|
|
|
[ -n "$LITEDIR" ] || { echo " ERROR: LITEDIR not defined in ${SHAREDIR}/configpath" >&2; exit 2; }
|
|
|
|
if shorewall $debugging $verbose compile -e $1 $1/firewall && \
|
|
echo "Copying $(resolve_file ${1}/firewall) to ${2}:${LITEDIR}..." && \
|
|
scp $1/firewall root@${2}:${LITEDIR}
|
|
then
|
|
echo "Copy complete"
|
|
if [ $COMMAND = reload ]; then
|
|
ssh root@${2} "/sbin/shorewall-lite $debugging $verbose restart" && \
|
|
progress_message3 "System $2 reloaded"
|
|
else
|
|
ssh root@${2} "/sbin/shorewall-lite $debugging $verbose restart" && \
|
|
progress_message3 "System $2 reloaded"
|
|
fi
|
|
fi
|
|
}
|
|
#
|
|
# Help information
|
|
#
|
|
help()
|
|
{
|
|
[ -x $HELP ] && { export version=$VERSION; exec $HELP $*; }
|
|
echo "Help subsystem is not installed at $HELP"
|
|
}
|
|
|
|
#
|
|
# Give Usage Information
|
|
#
|
|
usage() # $1 = exit status
|
|
{
|
|
echo "Usage: $(basename $0) [debug|trace] [nolock] [ -q ] [ -v ] [ -t ] <command>"
|
|
echo "where <command> is one of:"
|
|
echo " allow <address> ..."
|
|
echo " check [ -e ] [ <directory> ]"
|
|
echo " clear"
|
|
echo " compile [ -e ] [ <directory name> ] <path name>"
|
|
echo " drop <address> ..."
|
|
echo " dump [ -x ]"
|
|
echo " forget [ <file name> ]"
|
|
echo " help [ <command > | host | address ]"
|
|
echo " hits"
|
|
echo " ipcalc { <address>/<vlsm> | <address> <netmask> }"
|
|
echo " ipdecimal { <address> | <integer> }"
|
|
echo " iprange <address>-<address>"
|
|
echo " load [ <directory> ] <system>"
|
|
echo " logdrop <address> ..."
|
|
echo " logreject <address> ..."
|
|
echo " logwatch [<refresh interval>]"
|
|
echo " refresh"
|
|
echo " reject <address> ..."
|
|
echo " reload [ <directory> ] <system>"
|
|
echo " reset"
|
|
echo " restart [ -n ] [ <directory> ]"
|
|
echo " restore [ -n ] [ <file name> ]"
|
|
echo " save [ <file name> ]"
|
|
echo " show [ -x ] [ -m ] [<chain> [ <chain> ... ]|actions|capabilities|classifiers|config|connections|log|macros|mangle|nat|tc|zones]"
|
|
echo " start [ -f ] [ -n ] [ <directory> ]"
|
|
echo " stop"
|
|
echo " status"
|
|
echo " try <directory> [ <timeout> ]"
|
|
echo " version"
|
|
echo " safe-start"
|
|
echo " safe-restart"
|
|
echo
|
|
exit $1
|
|
}
|
|
|
|
#
|
|
# Display the time that the counters were last reset
|
|
#
|
|
show_reset() {
|
|
[ -f ${VARDIR}/restarted ] && \
|
|
echo "Counters reset $(cat ${VARDIR}/restarted)" && \
|
|
echo
|
|
}
|
|
|
|
#
|
|
# Display's the passed file name followed by "=" and the file's contents.
|
|
#
|
|
show_proc() # $1 = name of a file
|
|
{
|
|
[ -f $1 ] && echo " $1 = $(cat $1)"
|
|
}
|
|
|
|
read_yesno_with_timeout() {
|
|
read -t 60 yn 2> /dev/null
|
|
if [ $? -eq 2 ]
|
|
then
|
|
# read doesn't support timeout
|
|
test -x /bin/bash || return 2 # bash is not installed so the feature is not available
|
|
/bin/bash -c 'read -t 60 yn ; if [ "$yn" == "y" ] ; then exit 0 ; else exit 1 ; fi' # invoke bash and use its version of read
|
|
return $?
|
|
else
|
|
# read supports timeout
|
|
case "$yn" in
|
|
y|Y)
|
|
return 0
|
|
;;
|
|
*)
|
|
return 1
|
|
;;
|
|
esac
|
|
fi
|
|
}
|
|
|
|
#
|
|
# Print a heading with leading and trailing black lines
|
|
#
|
|
heading() {
|
|
echo
|
|
echo "$@"
|
|
echo
|
|
}
|
|
|
|
#
|
|
# Create the appropriate -q option to pass onward
|
|
#
|
|
make_verbose() {
|
|
local v=$VERBOSE_OFFSET option=-
|
|
|
|
if [ $VERBOSE_OFFSET -gt 0 ]; then
|
|
while [ $v -gt 0 ]; do
|
|
option="${option}v"
|
|
v=$(($v - 1))
|
|
done
|
|
|
|
echo $option
|
|
elif [ $VERBOSE_OFFSET -lt 0 ]; then
|
|
while [ $v -lt 0 ]; do
|
|
option="${option}q"
|
|
v=$(($v + 1))
|
|
done
|
|
|
|
echo $option
|
|
fi
|
|
}
|
|
|
|
#
|
|
# Execution begins here
|
|
#
|
|
debugging=
|
|
|
|
if [ $# -gt 0 ] && [ "$1" = "debug" -o "$1" = "trace" ]; then
|
|
debugging=debug
|
|
shift
|
|
fi
|
|
|
|
nolock=
|
|
|
|
if [ $# -gt 0 ] && [ "$1" = "nolock" ]; then
|
|
nolock=nolock
|
|
shift
|
|
fi
|
|
|
|
SHOREWALL_DIR=
|
|
IPT_OPTIONS="-nv"
|
|
FAST=
|
|
VERBOSE_OFFSET=0
|
|
NOROUTES=
|
|
EXPORT=
|
|
export TIMESTAMP=
|
|
noroutes=
|
|
|
|
finished=0
|
|
|
|
while [ $finished -eq 0 ]; do
|
|
[ $# -eq 0 ] && usage 1
|
|
option=$1
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
;;
|
|
-*)
|
|
option=${option#-}
|
|
|
|
[ -z "$option" ] && usage 1
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
c)
|
|
[ $# -eq 1 ] && usage 1
|
|
|
|
if [ ! -d $2 ]; then
|
|
if [ -e $2 ]; then
|
|
echo "$2 is not a directory" >&2 && exit 2
|
|
else
|
|
echo "Directory $2 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$2
|
|
option=
|
|
shift
|
|
;;
|
|
e*)
|
|
EXPORT=Yes
|
|
option=${option#e}
|
|
;;
|
|
x*)
|
|
IPT_OPTIONS="-xnv"
|
|
option=${option#x}
|
|
;;
|
|
q*)
|
|
VERBOSE_OFFSET=$(($VERBOSE_OFFSET - 1 ))
|
|
option=${option#q}
|
|
;;
|
|
f*)
|
|
FAST=Yes
|
|
option=${option#f}
|
|
;;
|
|
v*)
|
|
VERBOSE_OFFSET=$(($VERBOSE_OFFSET + 1 ))
|
|
option=${option#v}
|
|
;;
|
|
n*)
|
|
NOROUTES=Yes
|
|
option=${option#n}
|
|
;;
|
|
t*)
|
|
TIMESTAMP=Yes
|
|
option=${option#t}
|
|
;;
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
if [ $# -eq 0 ]; then
|
|
usage 1
|
|
fi
|
|
|
|
[ -n "$SHOREWALL_DIR" ] && export SHOREWALL_DIR
|
|
PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin:/usr/local/sbin
|
|
MUTEX_TIMEOUT=
|
|
|
|
SHAREDIR=/usr/share/shorewall
|
|
VARDIR=/var/lib/shorewall
|
|
CONFDIR=/etc/shorewall
|
|
export PRODUCT="Shorewall"
|
|
|
|
FIREWALL=$SHAREDIR/firewall
|
|
FUNCTIONS=$SHAREDIR/functions
|
|
VERSION_FILE=$SHAREDIR/version
|
|
HELP=$SHAREDIR/help
|
|
|
|
if [ -f $FUNCTIONS ]; then
|
|
. $FUNCTIONS
|
|
else
|
|
echo "$FUNCTIONS does not exist!" >&2
|
|
exit 2
|
|
fi
|
|
|
|
ensure_config_path
|
|
|
|
config=$(find_file shorewall.conf)
|
|
|
|
if [ -f $config ]; then
|
|
if [ -r $config ]; then
|
|
. $config
|
|
else
|
|
echo "Cannot read $config! (Hint: Are you root?)" >&2
|
|
exit 1
|
|
fi
|
|
else
|
|
echo "$config does not exist!" >&2
|
|
exit 2
|
|
fi
|
|
|
|
ensure_config_path
|
|
|
|
get_config
|
|
|
|
if [ ! -f $FIREWALL ]; then
|
|
echo " ERROR: Shorewall is not properly installed" >&2
|
|
if [ -L $FIREWALL ]; then
|
|
echo " $FIREWALL is a symbolic link to a" >&2
|
|
echo " non-existant file" >&2
|
|
else
|
|
echo " The file $FIREWALL does not exist" >&2
|
|
fi
|
|
|
|
exit 2
|
|
fi
|
|
|
|
if [ -f $VERSION_FILE ]; then
|
|
VERSION=$(cat $VERSION_FILE)
|
|
else
|
|
echo " ERROR: Shorewall is not properly installed" >&2
|
|
echo " The file $VERSION_FILE does not exist" >&2
|
|
exit 1
|
|
fi
|
|
|
|
banner="Shorewall-$version Status at $HOSTNAME -"
|
|
|
|
case $(echo -e) in
|
|
-e*)
|
|
RING_BELL="echo \a"
|
|
;;
|
|
*)
|
|
RING_BELL="echo -e \a"
|
|
;;
|
|
esac
|
|
|
|
case $(echo -n "Testing") in
|
|
-n*)
|
|
ECHO_N=
|
|
;;
|
|
*)
|
|
ECHO_N=-n
|
|
;;
|
|
esac
|
|
|
|
COMMAND=$1
|
|
|
|
case "$COMMAND" in
|
|
start)
|
|
shift
|
|
start_command $@
|
|
;;
|
|
stop|reset|clear|refresh)
|
|
[ $# -ne 1 ] && usage 1
|
|
export NOROUTES
|
|
exec $SHOREWALL_SHELL $FIREWALL $debugging $nolock $COMMAND
|
|
;;
|
|
compile)
|
|
shift
|
|
compile_command $@
|
|
;;
|
|
restart)
|
|
shift
|
|
restart_command $@
|
|
;;
|
|
check)
|
|
shift
|
|
check_command $@
|
|
;;
|
|
show|list)
|
|
shift
|
|
show_command $@
|
|
;;
|
|
load|reload)
|
|
shift
|
|
case $# in
|
|
1)
|
|
directory="."
|
|
system=$1
|
|
;;
|
|
2)
|
|
directory=$1
|
|
system=$2
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
reload_command $directory $system
|
|
;;
|
|
status)
|
|
[ $# -eq 1 ] || usage 1
|
|
echo "Shorewall-$VERSION Status at $HOSTNAME - $(date)"
|
|
echo
|
|
if shorewall_is_started ; then
|
|
echo "Shorewall is running"
|
|
status=0
|
|
else
|
|
echo "Shorewall is stopped"
|
|
status=4
|
|
fi
|
|
|
|
if [ -f ${VARDIR}/state ]; then
|
|
state="$(cat ${VARDIR}/state)"
|
|
case $state in
|
|
Stopped*|Clear*)
|
|
status=3
|
|
;;
|
|
esac
|
|
else
|
|
state=Unknown
|
|
fi
|
|
echo "State:$state"
|
|
echo
|
|
exit $status
|
|
;;
|
|
dump)
|
|
shift
|
|
dump_command $@
|
|
;;
|
|
hits)
|
|
[ -n "$debugging" ] && set -x
|
|
[ $# -eq 1 ] || usage 1
|
|
clear_term
|
|
echo "Shorewall-$VERSION Hits at $HOSTNAME - $(date)"
|
|
echo
|
|
|
|
timeout=30
|
|
|
|
if [ $(grep -c "$LOGFORMAT" $LOGFILE ) -gt 0 ] ; then
|
|
echo " HITS IP DATE"
|
|
echo " ---- --------------- ------"
|
|
grep "$LOGFORMAT" $LOGFILE | sed 's/\(.\{6\}\)\(.*SRC=\)\(.*\)\( DST=.*\)/\3 \1/' | sort | uniq -c | sort -rn
|
|
echo ""
|
|
|
|
echo " HITS IP PORT"
|
|
echo " ---- --------------- -----"
|
|
grep "$LOGFORMAT" $LOGFILE | sed 's/\(.*SRC=\)\(.*\)\( DST=.*DPT=\)\([0-9]\{1,5\}\)\(.*\)/\2 \4/
|
|
t
|
|
s/\(.*SRC=\)\(.*\)\( DST=.*\)/\2/' | sort | uniq -c | sort -rn
|
|
echo ""
|
|
|
|
echo " HITS DATE"
|
|
echo " ---- ------"
|
|
grep "$LOGFORMAT" $LOGFILE | sed 's/\(.\{6\}\)\(.*\)/\1/' | sort | uniq -c | sort -rn
|
|
echo ""
|
|
|
|
echo " HITS PORT SERVICE(S)"
|
|
echo " ---- ----- ----------"
|
|
grep "$LOGFORMAT.*DPT" $LOGFILE | sed 's/\(.*DPT=\)\([0-9]\{1,5\}\)\(.*\)/\2/' | sort | uniq -c | sort -rn | \
|
|
while read count port ; do
|
|
# List all services defined for the given port
|
|
srv=$(grep "^[^#].*\\b$port/" /etc/services | cut -f 1 | sort -u)
|
|
srv=$(echo $srv | sed 's/ /,/g')
|
|
|
|
if [ -n "$srv" ] ; then
|
|
printf '%7d %5d %s\n' $count $port $srv
|
|
else
|
|
printf '%7d %5d\n' $count $port
|
|
fi
|
|
done
|
|
fi
|
|
;;
|
|
version)
|
|
echo $VERSION
|
|
;;
|
|
try)
|
|
[ -n "$SHOREWALL_DIR" ] && startup_error "ERROR: -c option may not be used with \"try\""
|
|
[ $# -lt 2 -o $# -gt 3 ] && usage 1
|
|
VERBOSE=$(make_verbose)
|
|
[ -n "$NOROUTES" ] && NOROUTES=-n
|
|
export -n CONFIG_PATH
|
|
if ! $0 $debugging $VERBOSE -c $2 restart; then
|
|
if ! $IPTABLES -L shorewall > /dev/null 2> /dev/null; then
|
|
$0 $VERBOSE $NOROUTES start
|
|
fi
|
|
elif ! $IPTABLES -L shorewall > /dev/null 2> /dev/null; then
|
|
$0 $VERBOSE $NOROUTES start
|
|
elif [ $# -eq 3 ]; then
|
|
sleep $3
|
|
$0 $VERBOSE $NOROUTES restart
|
|
fi
|
|
;;
|
|
logwatch)
|
|
shift
|
|
|
|
finished=0
|
|
|
|
while [ $finished -eq 0 -a $# -ne 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
[ -z "$option" ] && usage 1
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
v*)
|
|
VERBOSE=$(($VERBOSE + 1 ))
|
|
option=${option#v}
|
|
;;
|
|
q*)
|
|
VERBOSE=$(($VERBOSE - 1 ))
|
|
option=${option#q}
|
|
;;
|
|
m*)
|
|
SHOWMACS=Yes
|
|
option=${option#m}
|
|
;;
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
[ -n "$debugging" ] && set -x
|
|
|
|
if [ $# -eq 1 ]; then
|
|
logwatch $1
|
|
elif [ $# -eq 0 ]; then
|
|
logwatch 30
|
|
else
|
|
usage 1
|
|
fi
|
|
;;
|
|
drop)
|
|
[ -n "$debugging" ] && set -x
|
|
[ $# -eq 1 ] && usage 1
|
|
if shorewall_is_started ; then
|
|
mutex_on
|
|
while [ $# -gt 1 ]; do
|
|
shift
|
|
qt $IPTABLES -D dynamic -s $1 -j reject
|
|
qt $IPTABLES -D dynamic -s $1 -j DROP
|
|
qt $IPTABLES -D dynamic -s $1 -j logreject
|
|
qt $IPTABLES -D dynamic -s $1 -j logdrop
|
|
$IPTABLES -A dynamic -s $1 -j DROP || break 1
|
|
echo "$1 Dropped"
|
|
done
|
|
mutex_off
|
|
else
|
|
error_message "ERROR: Shorewall is not started"
|
|
exit 2
|
|
fi
|
|
;;
|
|
logdrop)
|
|
[ -n "$debugging" ] && set -x
|
|
[ $# -eq 1 ] && usage 1
|
|
if shorewall_is_started ; then
|
|
mutex_on
|
|
while [ $# -gt 1 ]; do
|
|
shift
|
|
qt $IPTABLES -D dynamic -s $1 -j reject
|
|
qt $IPTABLES -D dynamic -s $1 -j DROP
|
|
qt $IPTABLES -D dynamic -s $1 -j logreject
|
|
qt $IPTABLES -D dynamic -s $1 -j logdrop
|
|
$IPTABLES -A dynamic -s $1 -j logdrop || break 1
|
|
echo "$1 Dropped"
|
|
done
|
|
mutex_off
|
|
else
|
|
error_message "ERROR: Shorewall is not started"
|
|
exit 2
|
|
fi
|
|
;;
|
|
reject|logreject)
|
|
[ -n "$debugging" ] && set -x
|
|
[ $# -eq 1 ] && usage 1
|
|
if shorewall_is_started ; then
|
|
mutex_on
|
|
while [ $# -gt 1 ]; do
|
|
shift
|
|
qt $IPTABLES -D dynamic -s $1 -j reject
|
|
qt $IPTABLES -D dynamic -s $1 -j DROP
|
|
qt $IPTABLES -D dynamic -s $1 -j logreject
|
|
qt $IPTABLES -D dynamic -s $1 -j logdrop
|
|
$IPTABLES -A dynamic -s $1 -j $COMMAND || break 1
|
|
echo "$1 Rejected"
|
|
done
|
|
mutex_off
|
|
else
|
|
error_message "ERROR: Shorewall is not started"
|
|
exit 2
|
|
fi
|
|
;;
|
|
allow)
|
|
[ -n "$debugging" ] && set -x
|
|
[ $# -eq 1 ] && usage 1
|
|
if shorewall_is_started ; then
|
|
mutex_on
|
|
while [ $# -gt 1 ]; do
|
|
shift
|
|
if qt $IPTABLES -D dynamic -s $1 -j reject ||\
|
|
qt $IPTABLES -D dynamic -s $1 -j DROP ||\
|
|
qt $IPTABLES -D dynamic -s $1 -j logdrop ||\
|
|
qt $IPTABLES -D dynamic -s $1 -j logreject
|
|
then
|
|
echo "$1 Allowed"
|
|
else
|
|
echo "$1 Not Dropped or Rejected"
|
|
fi
|
|
done
|
|
mutex_off
|
|
else
|
|
error_message "ERROR: Shorewall is not started"
|
|
exit 2
|
|
fi
|
|
;;
|
|
save)
|
|
[ -n "$debugging" ] && set -x
|
|
|
|
case $# in
|
|
1)
|
|
;;
|
|
2)
|
|
RESTOREFILE="$2"
|
|
validate_restorefile '<restore file>'
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
RESTOREPATH=${VARDIR}/$RESTOREFILE
|
|
|
|
[ "$nolock" ] || mutex_on
|
|
|
|
save_config
|
|
|
|
[ "$nolock" ] || mutex_off
|
|
;;
|
|
forget)
|
|
case $# in
|
|
1)
|
|
;;
|
|
2)
|
|
RESTOREFILE="$2"
|
|
validate_restorefile '<restore file>'
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
|
|
RESTOREPATH=${VARDIR}/$RESTOREFILE
|
|
|
|
if [ -x $RESTOREPATH ]; then
|
|
|
|
if [ -x ${RESTOREPATH}-ipsets ]; then
|
|
rm -f ${RESTOREPATH}-ipsets
|
|
echo " ${RESTOREPATH}-ipsets removed"
|
|
fi
|
|
|
|
rm -f $RESTOREPATH
|
|
rm -f ${RESTOREPATH}-iptables
|
|
echo " $RESTOREPATH removed"
|
|
elif [ -f $RESTOREPATH ]; then
|
|
echo " $RESTOREPATH exists and is not a saved Shorewall configuration"
|
|
fi
|
|
rm -f ${VARDIR}/save
|
|
;;
|
|
ipcalc)
|
|
[ -n "$debugging" ] && set -x
|
|
if [ $# -eq 2 ]; then
|
|
address=${2%/*}
|
|
vlsm=${2#*/}
|
|
elif [ $# -eq 3 ]; then
|
|
address=$2
|
|
vlsm=$(ip_vlsm $3)
|
|
else
|
|
usage 1
|
|
fi
|
|
|
|
[ -z "$vlsm" ] && exit 2
|
|
[ "x$address" = "x$vlsm" ] && usage 2
|
|
[ $vlsm -gt 32 ] && echo "Invalid VLSM: /$vlsm" >&2 && exit 2
|
|
|
|
address=$address/$vlsm
|
|
|
|
echo " CIDR=$address"
|
|
temp=$(ip_netmask $address); echo " NETMASK=$(encodeaddr $temp)"
|
|
temp=$(ip_network $address); echo " NETWORK=$temp"
|
|
temp=$(broadcastaddress $address); echo " BROADCAST=$temp"
|
|
;;
|
|
|
|
iprange)
|
|
[ -n "$debugging" ] && set -x
|
|
case $2 in
|
|
*.*.*.*-*.*.*.*)
|
|
ip_range $2
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
;;
|
|
ipdecimal)
|
|
[ -n "$debugging" ] && set -x
|
|
case $2 in
|
|
*.*.*.*)
|
|
echo " $(decodeaddr $2)"
|
|
;;
|
|
*)
|
|
echo " $(encodeaddr $2)"
|
|
;;
|
|
esac
|
|
;;
|
|
restore)
|
|
shift
|
|
restore_command $@
|
|
;;
|
|
call)
|
|
[ -n "$debugging" ] && set -x
|
|
#
|
|
# Undocumented way to call functions in ${SHAREDIR}/functions directly
|
|
#
|
|
shift
|
|
$@
|
|
;;
|
|
help)
|
|
shift
|
|
[ $# -ne 1 ] && usage 1
|
|
help $@
|
|
;;
|
|
safe-restart|safe-start)
|
|
shift
|
|
safe_commands $@
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
|
|
esac
|