mirror of
https://gitlab.com/shorewall/code.git
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1776 lines
33 KiB
Bash
Executable File
1776 lines
33 KiB
Bash
Executable File
#!/bin/sh
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#
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# Shorewall Packet Filtering Firewall Control Program - V4.2
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#
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# This program is under GPL [http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt]
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#
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# (c) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008 - Tom Eastep (teastep@shorewall.net)
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#
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# This file should be placed in /sbin/shorewall6.
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#
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# Shorewall documentation is available at http://www.shorewall.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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# For a list of supported commands, type 'shorewall6 help'
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#
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################################################################################################
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#
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# Set the configuration variables from shorewall6.conf
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#
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# $1 = Yes: read the params file
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# $2 = Yes: check for STARTUP_ENABLED
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# $3 = Yes: Check for LOGFILE
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#
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#
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get_config() {
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ensure_config_path
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if [ "$1" = Yes ]; then
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params=$(find_file params)
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if [ -f $params ]; then
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. $params
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fi
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fi
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config=$(find_file shorewall6.conf)
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if [ -f $config ]; then
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if [ -r $config ]; then
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. $config
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else
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echo "Cannot read $config! (Hint: Are you root?)" >&2
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exit 1
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fi
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else
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echo "$config does not exist!" >&2
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exit 2
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fi
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ensure_config_path
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if [ -z "$g_export" -a "$(id -u)" = 0 ]; 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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if [ "$3" = Yes ]; then
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[ -z "$LOGFILE" ] && LOGFILE=/var/log/messages
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if [ -n "$(syslog_circular_buffer)" ]; then
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g_logread="logread | tac"
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elif [ -r $LOGFILE ]; then
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g_logread="tac $LOGFILE"
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else
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echo "LOGFILE ($LOGFILE) does not exist!" >&2
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exit 2
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fi
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fi
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if [ -n "$IP6TABLES" ]; then
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if [ ! -x "$IP6TABLES" ]; then
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echo " ERROR: The program specified in IP6TABLES 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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IP6TABLES=$(mywhich ip6tables 2> /dev/null)
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if [ -z "$IP6TABLES" ] ; then
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echo " ERROR: Can't find ip6tables executable" >&2
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exit 2
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fi
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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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if [ "$2" = Yes ]; then
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case $STARTUP_ENABLED in
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No|no|NO)
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echo " ERROR: Shorewall6 startup is disabled. To enable startup, set STARTUP_ENABLED=Yes in ${CONFDIR}/shorewall6.conf" >&2
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exit 2
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;;
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Yes|yes|YES)
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;;
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*)
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if [ -n "$STARTUP_ENABLED" ]; then
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echo " ERROR: Invalid Value for STARTUP_ENABLED: $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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fi
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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='Shorewall6:%s.%s'
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[ -n "$LOGFORMAT" ] && LOGFORMAT="${LOGFORMAT%%%*}"
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if [ -n "$STARTUP_LOG" ]; then
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if [ -n "$LOG_VERBOSITY" ]; then
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case $LOG_VERBOSITY in
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-1)
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;;
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0|1|2)
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;;
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*)
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echo " ERROR: Invalid LOG_VERBOSITY ($LOG_VERBOSITY)" >&2
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exit 2;
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;;
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esac
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else
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LOG_VERBOSITY=2;
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fi
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else
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LOG_VERBOSITY=-1;
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fi
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else
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STARTUP_LOG=
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LOG_VERBOSITY=-1
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fi
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if [ -n "$SHOREWALL_SHELL" ]; then
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if [ ! -x "$SHOREWALL_SHELL" ]; then
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echo " WARNING: The program specified in SHOREWALL6_SHELL does not exist or is not executable; falling back to /bin/sh" >&2
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SHOREWALL_SHELL=/bin/sh
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fi
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fi
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case $VERBOSITY in
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-1|0|1|2)
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;;
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*)
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if [ -n "$VERBOSITY" ]; then
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echo " ERROR: Invalid VERBOSITY setting ($VERBOSITY)" >&2
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exit 2
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else
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VERBOSITY=2
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fi
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;;
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esac
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[ -n "$g_use_verbosity" ] && VERBOSITY=$g_use_verbosity || VERBOSITY=$(($g_verbose_offset + $VERBOSITY))
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if [ $VERBOSITY -lt -1 ]; then
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VERBOSITY=-1
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elif [ $VERBOSITY -gt 2 ]; then
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VERBOSITY=2
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fi
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g_hostname=$(hostname 2> /dev/null)
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[ -n "$RSH_COMMAND" ] || RSH_COMMAND='ssh ${root}@${system} ${command}'
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[ -n "$RCP_COMMAND" ] || RCP_COMMAND='scp ${files} ${root}@${system}:${destination}'
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case $MANGLE_ENABLED in
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Yes|yes)
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;;
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No|no)
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MANGLE_ENABLED=
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;;
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*)
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if [ -n "$MANGLE_ENABLED" ]; then
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echo " ERROR: Invalid MANGLE_ENABLED setting ($MANGLE_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 $AUTOMAKE in
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Yes|yes)
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;;
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No|no)
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AUTOMAKE=
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;;
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*)
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if [ -n "$AUTOMAKE" ]; then
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echo " ERROR: Invalid AUTOMAKE setting ($AUTOMAKE)" >&2
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exit 1
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fi
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;;
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esac
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case $LOAD_HELPERS_ONLY in
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Yes|yes)
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;;
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No|no)
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LOAD_HELPERS_ONLY=
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;;
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*)
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if [ -n "$LOAD_HELPERS_ONLY" ]; then
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echo " ERROR: Invalid LOAD_HELPERS_ONLY setting ($LOAD_HELPERS_ONLY)" >&2
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exit 1
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fi
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;;
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esac
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}
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#
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# Issue an error message and die
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#
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startup_error() {
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echo " ERROR: $@" >&2
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kill $$
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exit 1
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}
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#
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# Run the appropriate compiler
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#
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compiler() {
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pc=${PERLSHAREDIR}/compiler.pl
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local command
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command=$1
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shift
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if [ $(id -u) -ne 0 ]; then
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if [ -z "$SHOREWALL_DIR" -o "$SHOREWALL_DIR" = /etc/shorewall6 ]; then
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startup_error "Ordinary users may not compile the /etc/shorewall6 configuration"
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fi
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fi
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#
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# We've now set SHOREWALL_DIR so recalculate CONFIG_PATH
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#
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ensure_config_path
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haveparams=
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case $COMMAND in
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*start|try|refresh)
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;;
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*)
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STARTUP_LOG=
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LOG_VERBOSITY=-1
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;;
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esac
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[ $command = exec ] || command=
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debugflags="-w"
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[ -n "$g_debug" ] && debugflags='-wd'
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[ -n "$g_profile" ] && debugflags='-wd:DProf'
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# Perl compiler only takes the output file as a argument
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[ "$1" = debug -o "$1" = trace ] && shift;
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[ "$1" = nolock ] && shift;
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shift
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options="--verbose=$VERBOSITY --family=6"
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[ -n "$STARTUP_LOG" ] && options="$options --log=$STARTUP_LOG"
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[ -n "$LOG_VERBOSITY" ] && options="$options --log_verbosity=$LOG_VERBOSITY";
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[ -n "$g_export" ] && options="$options --export"
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[ -n "$SHOREWALL_DIR" ] && options="$options --directory=$SHOREWALL_DIR"
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[ -n "$g_timestamp" ] && options="$options --timestamp"
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[ -n "$g_test" ] && options="$options --test"
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[ -n "$g_preview" ] && options="$options --preview"
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[ "$g_debugging" = trace ] && options="$options --debug"
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[ -n "$g_refreshchains" ] && options="$options --refresh=$g_refreshchains"
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[ -x $pc ] || startup_error "Shorewall6 requires the shorewall package which is not installed"
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#
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# Run the appropriate params file
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#
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if [ -z "$haveparams" ]; then
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set -a;
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run_user_exit params
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set +a
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fi
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$command perl $debugflags $pc $options $@
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}
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#
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# Start Command Executor
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#
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start_command() {
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local finished
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finished=0
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local restorefile
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do_it() {
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local rc
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rc=0
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if [ -n "$AUTOMAKE" ]; then
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[ -n "$nolock" ] || mutex_on
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run_it ${VARDIR}/firewall $g_debugging start
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rc=$?
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[ -n "$nolock" ] || mutex_off
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else
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progress_message3 "Compiling..."
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if compiler run $g_debugging $nolock compile ${VARDIR}/.start; then
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[ -n "$nolock" ] || mutex_on
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run_it ${VARDIR}/.start $g_debugging start
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rc=$?
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[ -n "$nolock" ] || mutex_off
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else
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rc=$?
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logger -p kern.err "ERROR:Shorewall6 start failed"
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fi
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fi
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exit $rc
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}
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if shorewall6_is_started; then
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error_message "Shorewall6 is already running"
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exit 0
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fi
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[ -n "$STARTUP_ENABLED" ] || fatal_error "Startup is disabled"
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while [ $finished -eq 0 -a $# -gt 0 ]; do
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option=$1
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case $option in
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-*)
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option=${option#-}
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while [ -n "$option" ]; do
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case $option in
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-)
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finished=1
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option=
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;;
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d*)
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g_debug=Yes
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option=${option#d}
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;;
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f*)
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g_fast=Yes
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option=${option#f}
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;;
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*)
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usage 1
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;;
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esac
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done
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shift
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;;
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*)
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finished=1
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;;
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esac
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done
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case $# in
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0)
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;;
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1)
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[ -n "$SHOREWALL_DIR" -o -n "$g_fast" ] && usage 2
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if [ ! -d $1 ]; then
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if [ -e $1 ]; then
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echo "$1 is not a directory" >&2 && exit 2
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else
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echo "Directory $1 does not exist" >&2 && exit 2
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fi
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fi
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SHOREWALL_DIR=$(resolve_file $1)
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AUTOMAKE=
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;;
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*)
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usage 1
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;;
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esac
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if [ -n "${g_fast}${AUTOMAKE}" ]; then
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if qt mywhich make; then
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restorefile=$RESTOREFILE
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if [ -z "$g_fast" ]; then
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#
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# Autofast -- use the last compiled script
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#
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RESTOREFILE=firewall
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fi
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export RESTOREFILE
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if make -qf ${CONFDIR}/Makefile; then
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g_fast=
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AUTOMAKE=
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fi
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RESTOREFILE=$restorefile
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else
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g_fast=
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AUTOMAKE=
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fi
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if [ -n "$g_fast" ]; then
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g_restorepath=${VARDIR}/$RESTOREFILE
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if [ -x $g_restorepath ]; then
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echo Restoring Shorewall6...
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run_it $g_restorepath restore
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date > ${VARDIR}/restarted
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progress_message3 Shorewall6 restored from $g_restorepath
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else
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do_it
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fi
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else
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do_it
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fi
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else
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do_it
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fi
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}
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#
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# Compile Command Executor
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#
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compile_command() {
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local finished
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finished=0
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while [ $finished -eq 0 ]; do
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[ $# -eq 0 ] && break;
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option=$1
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case $option in
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-*)
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shift
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option=${option#-}
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[ -z "$option" ] && usage 1
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while [ -n "$option" ]; do
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case $option in
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e*)
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g_export=Yes
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option=${option#e}
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;;
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p*)
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g_profile=Yes
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option=${option#p}
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;;
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t*)
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g_test=Yes
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option=${option#t}
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;;
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d*)
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g_debug=Yes;
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option=${option#d}
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;;
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-)
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finished=1
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option=
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;;
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*)
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usage 1
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;;
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esac
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done
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;;
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*)
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finished=1
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;;
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esac
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done
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file=
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case $# in
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0)
|
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file=${VARDIR}/firewall
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;;
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1)
|
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file=$1
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[ -d $file ] && echo " ERROR: $file is a directory" >&2 && exit 2;
|
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;;
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2)
|
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[ -n "$SHOREWALL_DIR" ] && usage 2
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|
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if [ ! -d $1 ]; then
|
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if [ -e $1 ]; then
|
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echo "$1 is not a directory" >&2 && exit 2
|
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else
|
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echo "Directory $1 does not exist" >&2 && exit 2
|
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fi
|
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fi
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|
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SHOREWALL_DIR=$(resolve_file $1)
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file=$2
|
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;;
|
|
*)
|
|
usage 1
|
|
;;
|
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esac
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|
|
|
[ "x$file" = x- ] || progress_message3 "Compiling..."
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|
|
compiler exec $g_debugging compile $file
|
|
}
|
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|
|
#
|
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# Check Command Executor
|
|
#
|
|
check_command() {
|
|
local finished
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finished=0
|
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|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
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option=
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;;
|
|
e*)
|
|
g_export=Yes
|
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option=${option#e}
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;;
|
|
p*)
|
|
g_profile=Yes
|
|
option=${option#p}
|
|
;;
|
|
r*)
|
|
g_preview=Yes;
|
|
option=${option#r}
|
|
;;
|
|
d*)
|
|
g_debug=Yes;
|
|
option=${option#d}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
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;;
|
|
*)
|
|
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 $1 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$(resolve_file $1)
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
progress_message3 "Checking..."
|
|
|
|
compiler exec $g_debugging $nolock check
|
|
}
|
|
|
|
#
|
|
# Restart Command Executor
|
|
#
|
|
restart_command() {
|
|
local finished
|
|
finished=0
|
|
local rc
|
|
rc=0
|
|
local restorefile
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
d*)
|
|
g_debug=Yes
|
|
option=${option#d}
|
|
;;
|
|
f*)
|
|
g_fast=Yes
|
|
option=${option#f}
|
|
;;
|
|
n*)
|
|
g_noroutes=Yes
|
|
option=${option#n}
|
|
;;
|
|
p*)
|
|
[ -n "$(which conntrack)" ] || fatal_error "The '-p' option requires the conntrack utility which does not appear to be installed on this system"
|
|
g_purge=Yes
|
|
option=${option%p}
|
|
;;
|
|
*)
|
|
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 $1 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$(resolve_file $1)
|
|
[ -n "$g_fast" ] && fatal_error "Directory may not be specified with the -f option"
|
|
AUTOMAKE=
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
[ -n "$STARTUP_ENABLED" ] || fatal_error "Startup is disabled"
|
|
|
|
if [ -z "$g_fast" -a -n "$AUTOMAKE" ]; then
|
|
if qt mywhich make; then
|
|
#
|
|
# RESTOREFILE is exported by get_config()
|
|
#
|
|
restorefile=$RESTOREFILE
|
|
RESTOREFILE=firewall
|
|
make -qf ${CONFDIR}/Makefile && g_fast=Yes
|
|
RESTOREFILE=$restorefile
|
|
fi
|
|
fi
|
|
|
|
if [ -z "$g_fast" ]; then
|
|
progress_message3 "Compiling..."
|
|
|
|
if compiler run $g_debugging $nolock compile ${VARDIR}/.restart; then
|
|
[ -n "$nolock" ] || mutex_on
|
|
run_it ${VARDIR}/.restart $g_debugging restart
|
|
rc=$?
|
|
[ -n "$nolock" ] || mutex_off
|
|
else
|
|
rc=$?
|
|
logger -p kern.err "ERROR:Shorewall6 restart failed"
|
|
fi
|
|
else
|
|
[ -x ${VARDIR}/firewall ] || fatal_error "No ${VARDIR}/firewall file found"
|
|
[ -n "$nolock" ] || mutex_on
|
|
run_it ${VARDIR}/firewall $g_debugging restart
|
|
rc=$?
|
|
[ -n "$nolock" ] || mutex_off
|
|
fi
|
|
|
|
return $rc
|
|
}
|
|
|
|
#
|
|
# Refresh Command Executor
|
|
#
|
|
refresh_command() {
|
|
local finished
|
|
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=
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
if [ $# -gt 0 ]; then
|
|
g_refreshchains=$1
|
|
shift
|
|
|
|
while [ $# -gt 0 ]; do
|
|
g_refreshchains="$g_refreshchains,$1"
|
|
shift
|
|
done
|
|
fi
|
|
|
|
shorewall6_is_started || fatal_error "Shorewall6 is not running"
|
|
|
|
[ -n "$STARTUP_ENABLED" ] || fatal_error "Startup is disabled"
|
|
|
|
progress_message3 "Compiling..."
|
|
|
|
if compiler run $g_debugging $nolock compile ${VARDIR}/.refresh; then
|
|
[ -n "$nolock" ] || mutex_on
|
|
run_it ${VARDIR}/.refresh $g_debugging refresh
|
|
rc=$?
|
|
[ -n "$nolock" ] || mutex_off
|
|
else
|
|
rc=$?
|
|
fi
|
|
|
|
return $rc
|
|
}
|
|
|
|
#
|
|
# Safe-start/safe-restart Command Executor
|
|
#
|
|
safe_commands() {
|
|
local finished
|
|
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 $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
n*)
|
|
g_noroutes=Yes
|
|
option=${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 $1 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$(resolve_file $1)
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
[ -n "$STARTUP_ENABLED" ] || fatal_error "Startup is disabled"
|
|
|
|
if shorewall6_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 "Shorewall6 is already started"
|
|
exit 0
|
|
fi
|
|
|
|
if [ "$COMMAND" = "safe-start" -o -z "$running" ]; then
|
|
# the command is safe-start or shorewall6 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 ! compiler run $g_debugging nolock compile ${VARDIR}/.$command; then
|
|
status=$?
|
|
exit $status
|
|
fi
|
|
|
|
case $command in
|
|
start)
|
|
RESTOREFILE=NONE
|
|
progress_message3 "Starting..."
|
|
;;
|
|
restart)
|
|
RESTOREFILE=.safe
|
|
g_restorepath=${VARDIR}/.safe
|
|
save_config
|
|
progress_message3 "Restarting..."
|
|
;;
|
|
esac
|
|
|
|
[ -n "$nolock" ] || mutex_on
|
|
|
|
if run_it ${VARDIR}/.$command $command; then
|
|
|
|
echo -n "Do you want to accept the new firewall configuration? [y/n] "
|
|
|
|
if read_yesno_with_timeout; then
|
|
echo "New configuration has been accepted"
|
|
else
|
|
if [ "$command" = "restart" ]; then
|
|
run_it ${VARDIR}/.safe restore
|
|
else
|
|
run_it ${VARDIR}/.$command clear
|
|
fi
|
|
|
|
[ -n "$nolock" ] || mutex_off
|
|
|
|
echo "New configuration has been rejected and the old one restored"
|
|
exit 2
|
|
fi
|
|
|
|
fi
|
|
|
|
[ -n "$nolock" ] || mutex_off
|
|
}
|
|
|
|
#
|
|
# 'try' Command Executor
|
|
#
|
|
try_command() {
|
|
local finished
|
|
finished=0
|
|
local timeout
|
|
timeout=
|
|
|
|
handle_directory() {
|
|
[ -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 $1 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$(resolve_file $1)
|
|
}
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
n*)
|
|
g_noroutes=Yes
|
|
option=${option#n}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
case $# in
|
|
0)
|
|
usage 1
|
|
;;
|
|
1)
|
|
handle_directory $1
|
|
;;
|
|
2)
|
|
handle_directory $1
|
|
timeout=$2
|
|
case $timeout in
|
|
*[!0-9]*)
|
|
echo " ERROR: Invalid timeout ($timeout)" >&2;
|
|
exit 1
|
|
;;
|
|
esac
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
[ -n "$STARTUP_ENABLED" ] || fatal_error "Startup is disabled"
|
|
|
|
if shorewall6_is_started; then
|
|
running=Yes
|
|
else
|
|
running=
|
|
fi
|
|
|
|
if [ -z "$running" ]; then
|
|
# shorewall6 is not started yet
|
|
command="start"
|
|
else
|
|
# the firewall is already running
|
|
command="restart"
|
|
fi
|
|
|
|
progress_message3 "Compiling..."
|
|
|
|
if ! compiler run $g_debugging $nolock compile ${VARDIR}/.$command; then
|
|
status=$?
|
|
exit $status
|
|
fi
|
|
|
|
case $command in
|
|
start)
|
|
RESTOREFILE=NONE
|
|
progress_message3 "Starting..."
|
|
;;
|
|
restart)
|
|
RESTOREFILE=.try
|
|
g_restorepath=${VARDIR}/.try
|
|
save_config
|
|
progress_message3 "Restarting..."
|
|
;;
|
|
esac
|
|
|
|
[ -n "$nolock" ] || mutex_on
|
|
|
|
if run_it ${VARDIR}/.$command $command && [ -n "$timeout" ]; then
|
|
sleep $timeout
|
|
|
|
if [ "$command" = "restart" ]; then
|
|
run_it ${VARDIR}/.try restore
|
|
else
|
|
run_it ${VARDIR}/.$command clear
|
|
fi
|
|
fi
|
|
|
|
[ -n "$nolock" ] || mutex_off
|
|
|
|
return 0
|
|
}
|
|
|
|
rsh_command() {
|
|
command="$*"
|
|
|
|
eval $RSH_COMMAND
|
|
}
|
|
|
|
rcp_command() {
|
|
files="$1"
|
|
destination=$2
|
|
|
|
eval $RCP_COMMAND
|
|
}
|
|
|
|
#
|
|
# [Re]load command executor
|
|
#
|
|
reload_command() # $* = original arguments less the command.
|
|
{
|
|
local verbose
|
|
verbose=$(make_verbose)
|
|
local file
|
|
file=
|
|
local capabilities
|
|
capabilities=
|
|
local finished
|
|
finished=0
|
|
local saveit
|
|
saveit=
|
|
local result
|
|
local directory
|
|
local system
|
|
local getcaps
|
|
getcaps=
|
|
local root
|
|
root=root
|
|
local compiler
|
|
compiler=
|
|
|
|
litedir=/var/lib/shorewall6-lite
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
s*)
|
|
saveit=Yes
|
|
option=${option#s}
|
|
;;
|
|
c*)
|
|
getcaps=Yes
|
|
option=${option#c}
|
|
;;
|
|
r)
|
|
[ $# -gt 1 ] || fatal_error "Missing Root User name"
|
|
root=$2
|
|
option=
|
|
shift
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
case $# in
|
|
1)
|
|
directory="."
|
|
system=$1
|
|
;;
|
|
2)
|
|
directory=$1
|
|
system=$2
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
temp=$(rsh_command /sbin/shorewall6-lite show config 2> /dev/null | grep ^LITEDIR | sed 's/LITEDIR is //')
|
|
|
|
[ -n "$temp" ] && litedir=$temp
|
|
|
|
if [ -z "$getcaps" ]; then
|
|
SHOREWALL_DIR=$(resolve_file $directory)
|
|
ensure_config_path
|
|
capabilities=$(find_file capabilities)
|
|
[ -f $capabilities ] || getcaps=Yes
|
|
fi
|
|
|
|
if [ -n "$getcaps" ]; then
|
|
if [ -f $directory/shorewall6.conf ]; then
|
|
. $directory/shorewall6.conf
|
|
ensure_config_path
|
|
fi
|
|
|
|
progress_message "Getting Capabilities on system $system..."
|
|
if ! rsh_command "MODULESDIR=$MODULESDIR MODULE_SUFFIX=\"$MODULE_SUFFIX\" IP6TABLES=$IP6TABLES /usr/share/shorewall6-lite/shorecap" > $directory/capabilities; then
|
|
fatal_error "ERROR: Capturing capabilities on system $system failed"
|
|
fi
|
|
fi
|
|
|
|
file=$(resolve_file $directory/firewall)
|
|
|
|
[ -n "$g_timestamp" ] && timestamp='-t' || timestamp=
|
|
|
|
if shorewall6 $g_debugging $verbose $timestamp compile -e $compiler $directory $directory/firewall && \
|
|
progress_message3 "Copying $file and ${file}.conf to ${system}:${litedir}..." && \
|
|
rcp_command "$directory/firewall $directory/firewall.conf" ${litedir}
|
|
then
|
|
save=$(find_file save);
|
|
|
|
[ -f $save ] && progress_message3 "Copying $save to ${system}:/etc/shorewall6-lite/" && rcp_command $save /etc/shorewall6-lite/
|
|
|
|
progress_message3 "Copy complete"
|
|
if [ $COMMAND = reload ]; then
|
|
rsh_command "/sbin/shorewall6-lite $g_debugging $verbose $timestamp restart" && \
|
|
progress_message3 "System $system reloaded" || saveit=
|
|
else
|
|
rsh_command "/sbin/shorewall6-lite $g_debugging $verbose $timestamp start" && \
|
|
progress_message3 "System $system loaded" || saveit=
|
|
fi
|
|
|
|
if [ -n "$saveit" ]; then
|
|
rsh_command "/sbin/shorewall6-lite $g_debugging $verbose $timestamp save" && \
|
|
progress_message3 "Configuration on system $system saved"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
#
|
|
# Export command executor
|
|
#
|
|
export_command() # $* = original arguments less the command.
|
|
{
|
|
local verbose
|
|
verbose=$(make_verbose)
|
|
local file
|
|
file=
|
|
local finished
|
|
finished=0
|
|
local directory
|
|
local target
|
|
local compiler
|
|
compiler=
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
*)
|
|
fatal_error "Unrecognized option \"$option\""
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
case $# in
|
|
1)
|
|
directory="."
|
|
target=$1
|
|
;;
|
|
2)
|
|
directory=$1
|
|
target=$2
|
|
;;
|
|
*)
|
|
fatal_error "ERROR: Invalid command syntax (\"man shorewall6\" for help)"
|
|
;;
|
|
esac
|
|
|
|
case $target in
|
|
*:*)
|
|
;;
|
|
*)
|
|
target=$target:
|
|
;;
|
|
esac
|
|
|
|
file=$(resolve_file $directory/firewall)
|
|
|
|
if shorewall6 $g_debugging $verbose compile -e $compiler $directory $directory/firewall && \
|
|
echo "Copying $file and ${file}.conf to ${target#*@}..." && \
|
|
scp $directory/firewall $directory/firewall.conf $target
|
|
then
|
|
save=$(find_file save);
|
|
|
|
[ -f $save ] && progress_message3 "Copying $save to ${target#*}..." && rcp_command $save $target
|
|
|
|
progress_message3 "Copy complete"
|
|
fi
|
|
}
|
|
|
|
#
|
|
# Give Usage Information
|
|
#
|
|
usage() # $1 = exit status
|
|
{
|
|
echo "Usage: $(basename $0) [debug|trace] [nolock] [ -q ] [ -v[-1|{0-2}] ] [ -t ] <command>"
|
|
echo "where <command> is one of:"
|
|
echo " add <interface>[:<host-list>] ... <zone>"
|
|
echo " allow <address> ..."
|
|
echo " check [ -e ] [ -r ] [ <directory> ]"
|
|
echo " clear [ -f ]"
|
|
echo " compile [ -e ] [ -d ] [ <directory name> ] [ <path name> ]"
|
|
echo " delete <interface>[:<host-list>] ... <zone>"
|
|
echo " drop <address> ..."
|
|
echo " dump [ -x ]"
|
|
echo " export [ <directory1> ] [<user>@]<system>[:<directory2>]"
|
|
echo " forget [ <file name> ]"
|
|
echo " help"
|
|
echo " iptrace <ip6tables match expression>"
|
|
echo " load [ -s ] [ -c ] [ -r <root user> ] [ <directory> ] <system>"
|
|
echo " logdrop <address> ..."
|
|
echo " logreject <address> ..."
|
|
echo " logwatch [<refresh interval>]"
|
|
echo " noiptrace <ip6tables match expression>"
|
|
echo " refresh [ <chain>... ]"
|
|
echo " reject <address> ..."
|
|
echo " reload [ -s ] [ -c ] [ -r <root user> ] [ <directory> ] <system>"
|
|
echo " reset [ <chain> ... ]"
|
|
echo " restart [ -n ] [ -f ] [ <directory> ]"
|
|
echo " restore [ -n ] [ <file name> ]"
|
|
echo " save [ <file name> ]"
|
|
echo " show [ -x ] [ -m ] [-f] [ -t {filter|mangle} ] [ {chain [<chain> [ <chain> ... ]|actions|capabilities|classifiers|config|connections|filters|ip|log [<regex>]|macros|mangle|nat|policies|raw|routing|tc|vardir|zones} ]"
|
|
echo " start [ -f ] [ -n ] [ <directory> ]"
|
|
echo " stop [ -f ]"
|
|
echo " status"
|
|
echo " try <directory> [ <timeout> ]"
|
|
echo " version [ -a ]"
|
|
echo " safe-start [ <directory> ]"
|
|
echo " safe-restart [ <directory> ]"
|
|
echo
|
|
exit $1
|
|
}
|
|
|
|
#
|
|
# Execution begins here
|
|
#
|
|
g_debugging=
|
|
|
|
if [ $# -gt 0 ] && [ "x$1" = "xdebug" -o "x$1" = "xtrace" ]; then
|
|
g_debugging=$1
|
|
shift
|
|
fi
|
|
|
|
nolock=
|
|
|
|
if [ $# -gt 0 ] && [ "$1" = "nolock" ]; then
|
|
nolock=nolock
|
|
shift
|
|
fi
|
|
|
|
SHOREWALL_DIR=
|
|
g_ipt_options="-nv"
|
|
g_fast=
|
|
g_verbose_offset=0
|
|
g_use_verbosity=
|
|
g_debug=
|
|
g_export=
|
|
|
|
g_noroutes=
|
|
g_purge=
|
|
g_timestamp=
|
|
|
|
finished=0
|
|
|
|
while [ $finished -eq 0 ]; do
|
|
[ $# -eq 0 ] && usage 1
|
|
option=$1
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
;;
|
|
-*)
|
|
option=${option#-}
|
|
|
|
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 $2 does not exist" >&2 && exit 2
|
|
fi
|
|
fi
|
|
|
|
SHOREWALL_DIR=$(resolve_file $2)
|
|
option=
|
|
shift
|
|
;;
|
|
e*)
|
|
g_export=Yes
|
|
option=${option#e}
|
|
;;
|
|
x*)
|
|
g_ipt_options="-xnv"
|
|
option=${option#x}
|
|
;;
|
|
q*)
|
|
g_verbose_offset=$(($g_verbose_offset - 1 ))
|
|
option=${option#q}
|
|
;;
|
|
f*)
|
|
g_fast=Yes
|
|
option=${option#f}
|
|
;;
|
|
v*)
|
|
option=${option#v}
|
|
case $option in
|
|
-1*)
|
|
g_use_verbosity=-1
|
|
option=${option#-1}
|
|
;;
|
|
0*)
|
|
g_use_verbosity=0
|
|
option=${option#0}
|
|
;;
|
|
1*)
|
|
g_use_verbosity=1
|
|
option=${option#1}
|
|
;;
|
|
2*)
|
|
g_use_verbosity=2
|
|
option=${option#2}
|
|
;;
|
|
*)
|
|
g_verbose_offset=$(($g_verbose_offset + 1 ))
|
|
g_use_verbosity=
|
|
;;
|
|
esac
|
|
;;
|
|
n*)
|
|
g_noroutes=Yes
|
|
option=${option#n}
|
|
;;
|
|
t*)
|
|
g_timestamp=Yes
|
|
option=${option#t}
|
|
;;
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
version_command() {
|
|
local finished
|
|
finished=0
|
|
local all
|
|
all=
|
|
|
|
while [ $finished -eq 0 -a $# -gt 0 ]; do
|
|
option=$1
|
|
case $option in
|
|
-*)
|
|
option=${option#-}
|
|
|
|
while [ -n "$option" ]; do
|
|
case $option in
|
|
-)
|
|
finished=1
|
|
option=
|
|
;;
|
|
a*)
|
|
all=Yes
|
|
option=${option#a}
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
done
|
|
shift
|
|
;;
|
|
*)
|
|
finished=1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
[ $# -gt 0 ] && usage 1
|
|
|
|
echo $SHOREWALL_VERSION
|
|
|
|
if [ -n "$all" ]; then
|
|
if [ -f /usr/share/shorewall/version ]; then
|
|
echo "Shorewall $(cat /usr/share/shorewall/version)"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
if [ $# -eq 0 ]; then
|
|
usage 1
|
|
fi
|
|
|
|
PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin:/usr/local/sbin
|
|
MUTEX_TIMEOUT=
|
|
|
|
SHAREDIR=/usr/share/shorewall6
|
|
CONFDIR=/etc/shorewall6
|
|
g_product="Shorewall6"
|
|
g_recovering=
|
|
|
|
[ -f ${CONFDIR}/vardir ] && . ${CONFDIR}/vardir
|
|
|
|
[ -n "${VARDIR:=/var/lib/shorewall6}" ]
|
|
|
|
if [ ! -f ${VARDIR}/firewall ]; then
|
|
[ -f ${VARDIR}/.restore ] && cp -f ${VARDIR}/.restore ${VARDIR}/firewall
|
|
fi
|
|
|
|
g_firewall=${VARDIR}/firewall
|
|
|
|
for library in base cli; do
|
|
. ${SHAREDIR}/lib.$library
|
|
done
|
|
|
|
version_file=$SHAREDIR/version
|
|
if [ -f $version_file ]; then
|
|
SHOREWALL_VERSION=$(cat $version_file)
|
|
else
|
|
echo " ERROR: Shorewall6 is not properly installed" >&2
|
|
echo " The file $version_file does not exist" >&2
|
|
exit 1
|
|
fi
|
|
|
|
banner="Shorewall6-$SHOREWALL_VERSION Status at $g_hostname -"
|
|
|
|
case $(echo -e) in
|
|
-e*)
|
|
g_ring_bell="echo \a"
|
|
g_echo_e="echo"
|
|
;;
|
|
*)
|
|
g_ring_bell="echo -e \a"
|
|
g_echo_e="echo -e"
|
|
;;
|
|
esac
|
|
|
|
case $(echo -n "Testing") in
|
|
-n*)
|
|
g_echo_n=
|
|
;;
|
|
*)
|
|
g_echo_n=-n
|
|
;;
|
|
esac
|
|
|
|
COMMAND=$1
|
|
|
|
case "$COMMAND" in
|
|
start)
|
|
get_config Yes Yes
|
|
shift
|
|
start_command $@
|
|
;;
|
|
stop|clear)
|
|
[ $# -ne 1 ] && usage 1
|
|
get_config
|
|
[ -x $g_firewall ] || fatal_error "Shorewall6 has never been started"
|
|
mutex_on
|
|
run_it $g_firewall $g_debugging $nolock $COMMAND
|
|
mutex_off
|
|
;;
|
|
reset)
|
|
get_config
|
|
shift
|
|
mutex_on
|
|
[ -x $g_firewall ] || fatal_error "Shorewall6 has never been started"
|
|
run_it $g_firewall $g_debugging $nolock reset $@
|
|
mutex_off
|
|
;;
|
|
compile)
|
|
get_config Yes
|
|
shift
|
|
compile_command $@
|
|
;;
|
|
restart)
|
|
get_config Yes Yes
|
|
shift
|
|
restart_command $@
|
|
;;
|
|
refresh)
|
|
get_config Yes Yes
|
|
shift
|
|
refresh_command $@
|
|
;;
|
|
check)
|
|
get_config Yes
|
|
shift
|
|
check_command $@
|
|
;;
|
|
show|list)
|
|
get_config Yes No Yes
|
|
shift
|
|
show_command $@
|
|
;;
|
|
load|reload)
|
|
get_config Yes
|
|
shift
|
|
reload_command $@
|
|
;;
|
|
export)
|
|
get_config Yes
|
|
shift
|
|
export_command $@
|
|
;;
|
|
status)
|
|
[ $# -eq 1 ] || usage 1
|
|
[ "$(id -u)" != 0 ] && fatal_error "ERROR: The status command may only be run by root"
|
|
get_config
|
|
echo "Shorewall6-$SHOREWALL_VERSION Status at $g_hostname - $(date)"
|
|
echo
|
|
if shorewall6_is_started ; then
|
|
echo "Shorewall6 is running"
|
|
status=0
|
|
else
|
|
echo "Shorewall6 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)
|
|
get_config Yes No Yes
|
|
shift
|
|
dump_command $@
|
|
;;
|
|
version)
|
|
shift
|
|
version_command $@
|
|
;;
|
|
try)
|
|
get_config Yes
|
|
shift
|
|
try_command $@
|
|
;;
|
|
logwatch)
|
|
get_config Yes Yes Yes
|
|
banner="Shorewall6-$SHOREWALL_VERSION Logwatch at $g_hostname -"
|
|
logwatch_command $@
|
|
;;
|
|
drop)
|
|
get_config
|
|
[ -n "$g_debugging" ] && set -x
|
|
[ $# -eq 1 ] && usage 1
|
|
if shorewall6_is_started ; then
|
|
[ -n "$nolock" ] || mutex_on
|
|
block DROP Dropped $*
|
|
[ -n "$nolock" ] || mutex_off
|
|
else
|
|
fatal_error "Shorewall6 is not started"
|
|
fi
|
|
;;
|
|
logdrop)
|
|
get_config
|
|
[ -n "$g_debugging" ] && set -x
|
|
[ $# -eq 1 ] && usage 1
|
|
if shorewall6_is_started ; then
|
|
[ -n "$nolock" ] || mutex_on
|
|
block logdrop Dropped $*
|
|
[ -n "$nolock" ] || mutex_off
|
|
else
|
|
fatal_error "Shorewall6 is not started"
|
|
fi
|
|
;;
|
|
reject|logreject)
|
|
get_config
|
|
[ -n "$g_debugging" ] && set -x
|
|
[ $# -eq 1 ] && usage 1
|
|
if shorewall6_is_started ; then
|
|
[ -n "$nolock" ] || mutex_on
|
|
block $COMMAND Rejected $*
|
|
[ -n "$nolock" ] || mutex_off
|
|
else
|
|
fatal_error "Shorewall6 is not started"
|
|
fi
|
|
;;
|
|
allow)
|
|
get_config
|
|
allow_command $@
|
|
;;
|
|
save)
|
|
get_config
|
|
[ -n "$g_debugging" ] && set -x
|
|
|
|
case $# in
|
|
1)
|
|
;;
|
|
2)
|
|
RESTOREFILE="$2"
|
|
validate_restorefile '<restore file>'
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
g_restorepath=${VARDIR}/$RESTOREFILE
|
|
|
|
[ -n "$nolock" ] || mutex_on
|
|
|
|
save_config
|
|
|
|
result=$?
|
|
|
|
[ -n "$nolock" ] || mutex_off
|
|
|
|
exit $result
|
|
;;
|
|
forget)
|
|
get_config
|
|
case $# in
|
|
1)
|
|
;;
|
|
2)
|
|
RESTOREFILE="$2"
|
|
validate_restorefile '<restore file>'
|
|
;;
|
|
*)
|
|
usage 1
|
|
;;
|
|
esac
|
|
|
|
g_restorepath=${VARDIR}/$RESTOREFILE
|
|
|
|
if [ -x $g_restorepath ]; then
|
|
|
|
if [ -x ${g_restorepath}-ipsets ]; then
|
|
rm -f ${g_restorepath}-ipsets
|
|
echo " ${g_restorepath}-ipsets removed"
|
|
fi
|
|
|
|
rm -f $g_restorepath
|
|
rm -f ${g_restorepath}-iptables
|
|
echo " $g_restorepath removed"
|
|
elif [ -f $g_restorepath ]; then
|
|
echo " $g_restorepath exists and is not a saved Shorewall6 configuration"
|
|
fi
|
|
rm -f ${VARDIR}/save
|
|
;;
|
|
restore)
|
|
get_config
|
|
shift
|
|
restore_command $@
|
|
;;
|
|
call)
|
|
get_config
|
|
[ -n "$g_debugging" ] && set -x
|
|
#
|
|
# Undocumented way to call functions in ${SHAREDIR}/functions directly
|
|
#
|
|
shift
|
|
$@
|
|
;;
|
|
help)
|
|
shift
|
|
usage
|
|
;;
|
|
safe-restart|safe-start)
|
|
get_config Yes
|
|
shift
|
|
safe_commands $@
|
|
;;
|
|
iptrace)
|
|
get_config
|
|
shift
|
|
if shorewall_is_started ; then
|
|
$IP6TABLES -t raw -A PREROUTING $@ -j TRACE
|
|
$IP6TABLES -t raw -A OUTPUT $@ -j TRACE
|
|
else
|
|
fatal_error "Shorewall6 is not started"
|
|
fi
|
|
;;
|
|
noiptrace)
|
|
get_config
|
|
shift
|
|
if shorewall_is_started ; then
|
|
$IP6TABLES -t raw -D PREROUTING $@ -j TRACE
|
|
$IP6TABLES -t raw -D OUTPUT $@ -j TRACE
|
|
else
|
|
fatal_error "Shorewall6 is not started"
|
|
fi
|
|
;; *)
|
|
usage 1
|
|
;;
|
|
|
|
esac
|