forked from extern/shorewall_code
Remove dynamic zone capability from development branch
git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@3196 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
This commit is contained in:
teastep
parent
1f4e3572d9
commit
1cb2d888e8
@ -8261,22 +8261,6 @@ add_common_rules() {
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done
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fi
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if [ -n "$DYNAMIC_ZONES" ]; then
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echo "Setting up Dynamic Zone Chains..."
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for interface in $ALL_INTERFACES; do
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for chain in $(dynamic_chains $interface); do
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createchain $chain no
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done
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chain=$(dynamic_in $interface)
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createnatchain $chain
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run_iptables -A $(input_chain $interface) -j $chain
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run_iptables -A $(forward_chain $interface) -j $(dynamic_fwd $interface)
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run_iptables -A OUTPUT -o $interface -j $(dynamic_out $interface)
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done
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fi
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#
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# UPnP
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#
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@ -8405,12 +8389,6 @@ activate_rules()
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addnatjump POSTROUTING $(snat_chain $interface) -o $interface
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done
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#
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# Add jumps for dynamic nat chains
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#
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[ -n "$DYNAMIC_ZONES" ] && for interface in $ALL_INTERFACES ; do
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addrulejump PREROUTING $(dynamic_in $interface) -i $interface
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done
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#
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# Add jumps from the builtin chains to the nat chains
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#
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addnatjump PREROUTING nat_in
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@ -8441,10 +8419,8 @@ activate_rules()
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if [ -n "$is_ipsec" ]; then
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eval source_hosts=\$${zone}_hosts
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[ -n "$DYNAMIC_ZONES" ] && create_zone_dyn_chain $zone $frwd_chain
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else
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eval source_hosts=\$${zone}_ipsec_hosts
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[ -n "$DYNAMIC_ZONES" -a -n "$source_hosts" ] && create_zone_dyn_chain $zone $frwd_chain
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fi
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for host in $source_hosts; do
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@ -8470,11 +8446,6 @@ activate_rules()
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echo $zone $type $source_hosts >> /var/lib/shorewall/zones
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if [ -n "$DYNAMIC_ZONES" ]; then
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echo "$FW $zone $chain1" >> /var/lib/shorewall/chains
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echo "$zone $FW $chain2" >> /var/lib/shorewall/chains
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fi
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need_broadcast=
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for host in $source_hosts; do
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@ -8524,8 +8495,6 @@ activate_rules()
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[ -z "$chain" ] && continue # CONTINUE policy and there is no canonical chain.
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[ -n "$DYNAMIC_ZONES" ] && echo "$zone $zone1 $chain" >> /var/lib/shorewall/chains
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if [ $zone = $zone1 ]; then
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#
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# Try not to generate superfluous intra-zone rules
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@ -8835,368 +8804,6 @@ refresh_firewall()
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rm -rf $TMP_DIR
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}
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#
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# Add a host or networks to a zone
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#
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add_to_zone() # $1...${n-1} = <interface>[:<hosts>] $n = zone
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{
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local interface host zone z h z1 z2 chain
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local dhcp_interfaces blacklist_interfaces maclist_interfaces
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local tcpflags_interfaces newhostlist=
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local rulenum source_chain dest_hosts iface hosts hostlist=
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nat_chain_exists() # $1 = chain name
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{
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qt $IPTABLES -t nat -L $1 -n
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}
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do_iptables() # $@ = command
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{
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[ -n "$BRIDGING" ] && [ -f $TMP_DIR/physdev ] && rm -f $TMP_DIR/physdev
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[ -n "$IPRANGE_MATCH" ] && [ -f $TMP_DIR/iprange ] && rm -f $TMP_DIR/iprange
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if ! $IPTABLES $@ ; then
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error_message "Can't add $newhost to zone $zone"
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fi
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}
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#
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# Load $zones
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#
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determine_zones
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#
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# Validate Interfaces File
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#
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validate_interfaces_file
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#
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# Validate Hosts File
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#
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validate_hosts_file
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#
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# Validate IPSec File
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#
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f=$(find_file ipsec)
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[ -f $f ] && setup_ipsec $f
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#
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# Normalize host list
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#
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while [ $# -gt 1 ]; do
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interface=${1%%:*}
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host=${1#*:}
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#
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# Be sure that the interface was dynamic at last [re]start
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#
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if ! chain_exists $(input_chain $interface) ; then
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startup_error "Unknown interface $interface"
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fi
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if ! chain_exists $(dynamic_in $interface) ; then
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startup_error "At last Shorewall [re]start, DYNAMIC_ZONES=No in shorewall.conf"
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fi
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if [ -z "$host" ]; then
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hostlist="$hostlist $interface:0.0.0.0/0"
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else
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for h in $(separate_list $host); do
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hostlist="$hostlist $interface:$h"
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done
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fi
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shift
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done
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#
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# Validate Zone
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#
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zone=$1
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validate_zone $zone || startup_error "Unknown zone: $zone"
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[ "$zone" = $FW ] && startup_error "Can't add $1 to firewall zone"
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#
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# Be sure that Shorewall has been restarted using a DZ-aware version of the code
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#
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[ -f /var/lib/shorewall/chains ] || startup_error "/var/lib/shorewall/chains -- file not found"
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[ -f /var/lib/shorewall/zones ] || startup_error "/var/lib/shorewall/zones -- file not found"
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#
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# Check for duplicates and create a new zone state file
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#
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> /var/lib/shorewall/zones_$$
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while read z type hosts; do
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if [ "$z" = "$zone" ]; then
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for h in $hostlist; do
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list_search $h $hosts
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if [ "$?" -gt 0 ]; then
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newhostlist="$newhostlist $h"
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else
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error_message "$h already in zone $zone"
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fi
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done
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[ -z "$hosts" ] && hosts=$newhostlist || hosts="$hosts $newhostlist"
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fi
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eval ${z}_hosts=\"$hosts\"
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echo "$z $type $hosts" >> /var/lib/shorewall/zones_$$
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done < /var/lib/shorewall/zones
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mv -f /var/lib/shorewall/zones_$$ /var/lib/shorewall/zones
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TERMINATOR=fatal_error
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#
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# Create a new Zone state file
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#
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for newhost in $newhostlist; do
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#
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# Isolate interface and host parts
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#
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interface=${newhost%%:*}
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host=${newhost#*:}
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#
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# If the zone passed in the command has a dnat chain then insert a rule in
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# the nat table PREROUTING chain to jump to that chain when the source
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# matches the new host(s)#
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#
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chain=${zone}_dnat
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if nat_chain_exists $chain; then
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do_iptables -t nat -A $(dynamic_in $interface) $(source_ip_range $host) $(match_ipsec_in $zone $newhost) -j $chain
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fi
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#
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# Insert new rules into the filter table for the passed interface
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#
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while read z1 z2 chain; do
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[ "$z1" = "$z2" ] && op="-I" || op="-A"
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if [ "$z1" = "$zone" ]; then
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if [ "$z2" = "$FW" ]; then
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do_iptables $op $(dynamic_in $interface) $(match_source_hosts $host) $(match_ipsec_in $z1 $newhost) -j $chain
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else
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source_chain=$(dynamic_fwd $interface)
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if is_ipsec_host $z1 $newhost ; then
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do_iptables $op $source_chain $(match_source_hosts $host) $(match_ipsec_in $z1 $newhost) -j ${z1}_frwd
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else
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eval dest_hosts=\"\$${z2}_hosts\"
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for h in $dest_hosts; do
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iface=${h%%:*}
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hosts=${h#*:}
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if [ "$iface" != "$interface" -o "$hosts" != "$host" ]; then
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do_iptables $op $source_chain $(match_source_hosts $host) -o $iface $(match_dest_hosts $hosts) $(match_ipsec_out $z2 $h) -j $chain
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fi
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done
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fi
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fi
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elif [ "$z2" = "$zone" ]; then
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if [ "$z1" = "$FW" ]; then
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#
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# Add a rule to the dynamic out chain for the interface
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#
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do_iptables $op $(dynamic_out $interface) $(match_dest_hosts $host) $(match_ipsec_out $z2 $newhost) -j $chain
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else
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eval source_hosts=\"\$${z1}_hosts\"
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for h in $source_hosts; do
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iface=${h%%:*}
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hosts=${h#*:}
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if [ "$iface" != "$interface" -o "$hosts" != "$host" ]; then
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if is_ipsec_host $z1 $h; then
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do_iptables $op ${z1}_dyn -o $interface $(match_dest_hosts $host) $(match_ipsec_out $z2 $newhost) -j $chain
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else
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do_iptables $op $(dynamic_fwd $iface) $(match_source_hosts $hosts) -o $interface $(match_dest_hosts $host) $(match_ipsec_out $z2 $newhost) -j $chain
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fi
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fi
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done
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fi
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fi
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done < /var/lib/shorewall/chains
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progress_message "$newhost added to zone $zone"
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done
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rm -rf $TMP_DIR
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}
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#
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# Delete a host or networks from a zone
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#
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delete_from_zone() # $1 = <interface>[:<hosts>] $2 = zone
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{
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local interface host zone z h z1 z2 chain delhost
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local dhcp_interfaces blacklist_interfaces maclist_interfaces tcpflags_interfaces
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local rulenum source_chain dest_hosts iface hosts hostlist=
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#
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# Load $zones
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#
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determine_zones
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#
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# Validate Interfaces File
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#
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validate_interfaces_file
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#
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# Validate Hosts File
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#
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validate_hosts_file
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#
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# Validate IPSec File
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#
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f=$(find_file ipsec)
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[ -f $f ] && setup_ipsec $f
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#
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# Normalize host list
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#
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while [ $# -gt 1 ]; do
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interface=${1%%:*}
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host=${1#*:}
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#
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# Be sure that the interface was dynamic at last [re]start
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#
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if ! chain_exists $(input_chain $interface) ; then
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startup_error "Unknown interface $interface"
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fi
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if ! chain_exists $(dynamic_in $interface) ; then
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startup_error "At last Shorewall [re]start, DYNAMIC_ZONES=No in shorewall.conf"
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fi
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if [ -z "$host" ]; then
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hostlist="$hostlist $interface:0.0.0.0/0"
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else
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for h in $(separate_list $host); do
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hostlist="$hostlist $interface:$h"
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done
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fi
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shift
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done
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#
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# Validate Zone
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#
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zone=$1
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validate_zone $zone || startup_error "Unknown zone: $zone"
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[ "$zone" = $FW ] && startup_error "Can't delete from the firewall zone"
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#
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# Be sure that Shorewall has been restarted using a DZ-aware version of the code
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#
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[ -f /var/lib/shorewall/chains ] || startup_error "/var/lib/shorewall/chains -- file not found"
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[ -f /var/lib/shorewall/zones ] || startup_error "/var/lib/shorewall/zones -- file not found"
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#
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# Delete the passed hosts from the zone state file
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#
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> /var/lib/shorewall/zones_$$
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while read z hosts; do
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if [ "$z" = "$zone" ]; then
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temp=$hosts
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hosts=
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for host in $hostlist; do
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found=
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for h in $temp; do
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if [ "$h" = "$host" ]; then
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found=Yes
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break
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fi
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done
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[ -n "$found" ] || error_message "Warning: $host does not appear to be in zone $zone"
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done
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for h in $temp; do
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found=
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for host in $hostlist; do
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if [ "$h" = "$host" ]; then
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found=Yes
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break
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fi
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done
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[ -n "$found" ] || hosts="$hosts $h"
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done
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fi
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eval ${z}_hosts=\"$hosts\"
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echo "$z $hosts" >> /var/lib/shorewall/zones_$$
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done < /var/lib/shorewall/zones
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mv -f /var/lib/shorewall/zones_$$ /var/lib/shorewall/zones
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TERMINATOR=fatal_error
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for delhost in $hostlist; do
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interface=${delhost%%:*}
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host=${delhost#*:}
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#
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# Delete any nat table entries for the host(s)
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#
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qt_iptables -t nat -D $(dynamic_in $interface) $(match_source_hosts $host) $(match_ipsec_in $zone $delhost) -j ${zone}_dnat
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#
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# Delete rules rules the input chains for the passed interface
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#
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while read z1 z2 chain; do
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if [ "$z1" = "$zone" ]; then
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if [ "$z2" = "$FW" ]; then
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qt_iptables -D $(dynamic_in $interface) $(match_source_hosts $host) $(match_ipsec_in $z1 $delhost) -j $chain
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else
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source_chain=$(dynamic_fwd $interface)
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if is_ipsec_host $z1 $delhost ; then
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qt_iptables -D $source_chain $(match_source_hosts $host) $(match_ipsec_in $z1 $newhost) -j ${z1}_frwd
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else
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eval dest_hosts=\"\$${z2}_hosts\"
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[ "$z2" = "$zone" ] && dest_hosts="$dest_hosts $hostlist"
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for h in $dest_hosts; do
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iface=${h%%:*}
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hosts=${h#*:}
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if [ "$iface" != "$interface" -o "$hosts" != "$host" ]; then
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qt_iptables -D $source_chain $(match_source_hosts $host) -o $iface $(match_dest_hosts $hosts) $(match_ipsec_out $z2 $h) -j $chain
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fi
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done
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fi
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fi
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elif [ "$z2" = "$zone" ]; then
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if [ "$z1" = "$FW" ]; then
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qt_iptables -D $(dynamic_out $interface) $(match_dest_hosts $host) $(match_ipsec_out $z2 $delhost) -j $chain
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else
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eval source_hosts=\"\$${z1}_hosts\"
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for h in $source_hosts; do
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iface=${h%%:*}
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hosts=${h#*:}
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if [ "$iface" != "$interface" -o "$hosts" != "$host" ]; then
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if is_ipsec_host $z1 $h; then
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qt_iptables -D ${z1}_dyn -o $interface $(match_dest_hosts $host) $(match_ipsec_out $z2 $delhost) -j $chain
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else
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qt_iptables -D $(dynamic_fwd $iface) $(match_source_hosts $hosts) -o $interface $(match_dest_hosts $host) $(match_ipsec_out $z2 $delhost) -j $chain
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fi
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fi
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done
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fi
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fi
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done < /var/lib/shorewall/chains
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progress_message "$delhost removed from zone $zone"
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done
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rm -rf $TMP_DIR
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}
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#
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# Determine the value for a parameter that defaults to Yes
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#
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@ -9304,7 +8911,6 @@ do_initialize() {
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SMURF_LOG_LEVEL=
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DISABLE_IPV6=
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BRIDGING=
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DYNAMIC_ZONES=
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PKTTYPE=
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USEPKTYPE=
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RETAIN_ALIASES=
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@ -9497,7 +9103,6 @@ do_initialize() {
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BLACKLISTNEWONLY=$(added_param_value_no BLACKLISTNEWONLY $BLACKLISTNEWONLY)
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DISABLE_IPV6=$(added_param_value_no DISABLE_IPV6 $DISABLE_IPV6)
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BRIDGING=$(added_param_value_no BRIDGING $BRIDGING)
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DYNAMIC_ZONES=$(added_param_value_no DYNAMIC_ZONES $DYNAMIC_ZONES)
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STARTUP_ENABLED=$(added_param_value_yes STARTUP_ENABLED $STARTUP_ENABLED)
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RETAIN_ALIASES=$(added_param_value_no RETAIN_ALIASES $RETAIN_ALIASES)
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DELAYBLACKLISTLOAD=$(added_param_value_no DELAYBLACKLISTLOAD $DELAYBLACKLISTLOAD)
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@ -28,28 +28,6 @@
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case $1 in
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add)
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echo "add: add <interface>[:<host-list>] ... <zone>
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Adds a list of hosts or subnets to a dynamic zone usually used with VPN's.
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shorewall add interface:host-list ... zone - Adds the specified interface
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(and host-list if included) to the specified zone.
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A host-list is a comma-separated list whose elements are:
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A host or network address
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The name of a bridge port
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The name of a bridge port followed by a colon (":") and a host or
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network address.
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Example:
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shorewall add ipsec0:192.0.2.24 vpn1 -- adds the address 192.0.2.24
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from interface ipsec0 to the zone vpn1.
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See also \"help host\""
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;;
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|
||||
address|host)
|
||||
echo "<$1>:
|
||||
May be either a host IP address such as 192.168.1.4 or a network address in
|
||||
@ -104,28 +82,6 @@ debug)
|
||||
The word 'trace' is a synonym for 'debug'."
|
||||
;;
|
||||
|
||||
delete)
|
||||
echo "delete: delete <interface>[:<host-list>] ... <zone>
|
||||
Deletes a list of hosts or networks from a dynamic zone usually used with VPN's.
|
||||
|
||||
shorewall delete interface[:host-list] ... zone - Deletes the specified
|
||||
interfaces (and host list if included) from the specified zone.
|
||||
|
||||
A host-list is a comma-separated list whose elements are:
|
||||
|
||||
A host or network address
|
||||
The name of a bridge port
|
||||
The name of a bridge port followed by a colon (":") and a host or
|
||||
network address.
|
||||
|
||||
Example:
|
||||
|
||||
shorewall delete ipsec0:192.0.2.24 vpn1 -- deletes the address
|
||||
192.0.2.24 from interface ipsec0 from zone vpn1
|
||||
|
||||
See also \"help host\""
|
||||
;;
|
||||
|
||||
drop)
|
||||
echo "$1: $1 <address> ...
|
||||
Causes packets from the specified <address> to be ignored
|
||||
|
||||
@ -31,8 +31,6 @@
|
||||
#
|
||||
# Commands are:
|
||||
#
|
||||
# shorewall add <iface>[:<host>] zone Adds a host or subnet to a zone
|
||||
# shorewall delete <iface>[:<host>] zone Deletes a host or subnet from a zone
|
||||
# shorewall dump Dumps all Shorewall-related information
|
||||
# for problem analysis
|
||||
# shorewall start Starts the firewall
|
||||
@ -499,11 +497,9 @@ usage() # $1 = exit status
|
||||
{
|
||||
echo "Usage: $(basename $0) [debug|trace] [nolock] [ -x ] [ -q ] [ -f ] [ -v ] [ -n ] <command>"
|
||||
echo "where <command> is one of:"
|
||||
echo " add <interface>[:{<bridge-port>[:<host>]|<host>}[,...]] ... <zone>"
|
||||
echo " allow <address> ..."
|
||||
echo " check [ <directory> ]"
|
||||
echo " clear"
|
||||
echo " delete <interface>[:{<bridge-port>[:<host>]|<host>}[,...]] ... <zone>"
|
||||
echo " drop <address> ..."
|
||||
echo " dump"
|
||||
echo " forget [ <file name> ]"
|
||||
@ -842,10 +838,6 @@ case "$1" in
|
||||
|
||||
exec $SHOREWALL_SHELL $FIREWALL $debugging $nolock $1
|
||||
;;
|
||||
add|delete)
|
||||
[ $# -lt 3 ] && usage 1
|
||||
exec $SHOREWALL_SHELL $FIREWALL $debugging $nolock $@
|
||||
;;
|
||||
show|list)
|
||||
[ -n "$debugging" ] && set -x
|
||||
case "$2" in
|
||||
|
||||
@ -698,14 +698,6 @@ DISABLE_IPV6=Yes
|
||||
|
||||
BRIDGING=No
|
||||
|
||||
#
|
||||
# DYNAMIC ZONES
|
||||
#
|
||||
# If you need to be able to add and delete hosts from zones dynamically then
|
||||
# set DYNAMIC_ZONES=Yes. Otherwise, set DYNAMIC_ZONES=No.
|
||||
|
||||
DYNAMIC_ZONES=No
|
||||
|
||||
#
|
||||
# USE PKTTYPE MATCH
|
||||
#
|
||||
|
||||
Loading…
Reference in New Issue
Block a user