forked from extern/shorewall_code
Document new Dynamic Zone implementation
Signed-off-by: Tom Eastep <teastep@shorewall.net>
This commit is contained in:
Tom Eastep
parent
0c9cc4a233
commit
c942bf01dc
@ -227,6 +227,19 @@ c:a,b ipv4</programlisting>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">dynamic_shared</emphasis></term>
|
||||
|
||||
<listitem>
|
||||
<para>Added in Shorewall 4.5.9. May only be specified in the
|
||||
OPTIONS column and indicates that only a single ipset should
|
||||
be created for this zone if it has multiple dynamic entries in
|
||||
<ulink url="shorewall-hosts.html">shorewall-hosts</ulink>(5).
|
||||
Without this option, a separate ipset is created for each
|
||||
interface.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">reqid=</emphasis><emphasis>number</emphasis></term>
|
||||
@ -348,9 +361,9 @@ c:a,b ipv4</programlisting>
|
||||
shorewall-ipsets(5), shorewall-maclist(5), shorewall-masq(5),
|
||||
shorewall-nat(5), shorewall-nesting(8), shorewall-netmap(5),
|
||||
shorewall-params(5), shorewall-policy(5), shorewall-providers(5),
|
||||
shorewall-proxyarp(5), shorewall-rtrules(5),
|
||||
shorewall-routestopped(5), shorewall-rules(5), shorewall.conf(5),
|
||||
shorewall-secmarks(5), shorewall-tcclasses(5), shorewall-tcdevices(5),
|
||||
shorewall-tcrules(5), shorewall-tos(5), shorewall-tunnels(5)</para>
|
||||
shorewall-proxyarp(5), shorewall-rtrules(5), shorewall-routestopped(5),
|
||||
shorewall-rules(5), shorewall.conf(5), shorewall-secmarks(5),
|
||||
shorewall-tcclasses(5), shorewall-tcdevices(5), shorewall-tcrules(5),
|
||||
shorewall-tos(5), shorewall-tunnels(5)</para>
|
||||
</refsect1>
|
||||
</refentry>
|
||||
|
||||
@ -24,12 +24,14 @@
|
||||
|
||||
<arg rep="norepeat">-<replaceable>options</replaceable></arg>
|
||||
|
||||
<arg choice="plain"><option>add</option></arg>
|
||||
<arg choice="plain"><option>add {</option></arg>
|
||||
|
||||
<arg choice="plain"
|
||||
rep="repeat"><replaceable>interface</replaceable>[:<replaceable>host-list</replaceable>]</arg>
|
||||
|
||||
<arg choice="plain"><replaceable>zone</replaceable></arg>
|
||||
<arg choice="plain"><replaceable>zone</replaceable><option>
|
||||
|</option><replaceable> zone host-list</replaceable><option>
|
||||
}</option></arg>
|
||||
</cmdsynopsis>
|
||||
|
||||
<cmdsynopsis>
|
||||
@ -109,12 +111,14 @@
|
||||
|
||||
<arg rep="norepeat">-<replaceable>options</replaceable></arg>
|
||||
|
||||
<arg choice="plain"><option>delete</option></arg>
|
||||
<arg choice="plain"><option>delete {</option></arg>
|
||||
|
||||
<arg choice="plain"
|
||||
rep="repeat"><replaceable>interface</replaceable>[:<replaceable>host-list</replaceable>]</arg>
|
||||
|
||||
<arg choice="plain"><replaceable>zone</replaceable></arg>
|
||||
<arg choice="plain"><replaceable>zone</replaceable><option>
|
||||
|</option><replaceable> zone host-list</replaceable><option>
|
||||
}</option></arg>
|
||||
</cmdsynopsis>
|
||||
|
||||
<cmdsynopsis>
|
||||
@ -746,6 +750,15 @@
|
||||
<command>add</command> by <command>delete</command> and run the
|
||||
same command again. Then enter the correct command.</para>
|
||||
</caution></para>
|
||||
|
||||
<para>Beginning with Shorewall 4.5.9, the <emphasis
|
||||
role="bold">dynamic_shared</emphasis> zone option (<ulink
|
||||
url="shorewall-zones.html">shorewall-zones</ulink>(5)) allows a
|
||||
single ipset to handle entries for multiple interfaces. When that
|
||||
option is specified for a zone, the <command>add</command> command
|
||||
has the alternative syntax in which the
|
||||
<replaceable>zone</replaceable> name precedes the
|
||||
<replaceable>host-list</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -861,6 +874,15 @@
|
||||
url="shorewall-interfaces.html">shorewall-interfaces</ulink>(5)
|
||||
file. A <emphasis>host-list</emphasis> is comma-separated list whose
|
||||
elements are a host or network address.</para>
|
||||
|
||||
<para>Beginning with Shorewall 4.5.9, the <emphasis
|
||||
role="bold">dynamic_shared</emphasis> zone option (<ulink
|
||||
url="shorewall-zones.html">shorewall-zones</ulink>(5)) allows a
|
||||
single ipset to handle entries for multiple interfaces. When that
|
||||
option is specified for a zone, the <command>delete</command>
|
||||
command has the alternative syntax in which the
|
||||
<replaceable>zone</replaceable> name precedes the
|
||||
<replaceable>host-list</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
|
||||
@ -178,7 +178,7 @@ c:a,b ipv6</programlisting>
|
||||
<listitem>
|
||||
<para>Added in Shorewall 4.4.11 Beta 2 - A zone composed of
|
||||
Linux-vserver guests. The zone contents must be defined in
|
||||
<ulink url="shorewall-hosts.html">shorewall-hosts</ulink>
|
||||
<ulink url="shorewall6-hosts.html">shorewall6-hosts</ulink>
|
||||
(5).</para>
|
||||
|
||||
<para>Vserver zones are implicitly handled as subzones of the
|
||||
@ -225,6 +225,20 @@ c:a,b ipv6</programlisting>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis role="bold">dynamic_shared</emphasis></term>
|
||||
|
||||
<listitem>
|
||||
<para>Added in Shorewall 4.5.9. May only be specified in the
|
||||
OPTIONS column and indicates that only a single ipset should
|
||||
be created for this zone if it has multiple dynamic entries in
|
||||
<ulink
|
||||
url="shorewall6-hosts.html">shorewall6-hosts</ulink>(5).
|
||||
Without this option, a separate ipset is created for each
|
||||
interface.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
<varlistentry>
|
||||
<term><emphasis
|
||||
role="bold">reqid=</emphasis><emphasis>number</emphasis></term>
|
||||
|
||||
@ -24,12 +24,13 @@
|
||||
|
||||
<arg rep="norepeat">-<replaceable>options</replaceable></arg>
|
||||
|
||||
<arg choice="plain"><option>add</option></arg>
|
||||
<arg choice="plain"><option>add {</option></arg>
|
||||
|
||||
<arg choice="plain"
|
||||
rep="repeat"><replaceable>interface</replaceable>[:<replaceable>host-list</replaceable>]</arg>
|
||||
|
||||
<arg choice="plain"><replaceable>zone</replaceable></arg>
|
||||
<arg choice="plain"><replaceable>zone | zone host-list
|
||||
</replaceable><option>}</option></arg>
|
||||
</cmdsynopsis>
|
||||
|
||||
<cmdsynopsis>
|
||||
@ -98,6 +99,23 @@
|
||||
<arg choice="opt"><replaceable>pathname</replaceable></arg>
|
||||
</cmdsynopsis>
|
||||
|
||||
<cmdsynopsis>
|
||||
<command>shorewall6</command>
|
||||
|
||||
<arg
|
||||
choice="opt"><option>trace</option>|<option>debug</option><arg><option>nolock</option></arg></arg>
|
||||
|
||||
<arg rep="norepeat">-<replaceable>options</replaceable></arg>
|
||||
|
||||
<arg choice="plain"><option>delete {</option></arg>
|
||||
|
||||
<arg choice="plain"
|
||||
rep="repeat"><replaceable>interface</replaceable>[:<replaceable>host-list</replaceable>]</arg>
|
||||
|
||||
<arg choice="plain"><replaceable>zone | zone host-list
|
||||
</replaceable><option>}</option></arg>
|
||||
</cmdsynopsis>
|
||||
|
||||
<cmdsynopsis>
|
||||
<command>shorewall</command>
|
||||
|
||||
@ -649,6 +667,15 @@
|
||||
<command>add</command> by <command>delete</command> and run the
|
||||
same command again. Then enter the correct command.</para>
|
||||
</caution></para>
|
||||
|
||||
<para>Beginning with Shorewall 4.5.9, the <emphasis
|
||||
role="bold">dynamic_shared</emphasis> zone option (<ulink
|
||||
url="shorewall6-zones.html">shorewall6-zones</ulink>(5)) allows a
|
||||
single ipset to handle entries for multiple interfaces. When that
|
||||
option is specified for a zone, the <command>add</command> command
|
||||
has the alternative syntax in which the
|
||||
<replaceable>zone</replaceable> name precedes the
|
||||
<replaceable>host-list</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
@ -759,6 +786,15 @@
|
||||
url="shorewall6-interfaces.html">shorewall6-interfaces</ulink>(5)
|
||||
file. A <emphasis>host-list</emphasis> is comma-separated list whose
|
||||
elements are a host or network address.</para>
|
||||
|
||||
<para>Beginning with Shorewall 4.5.9, the <emphasis
|
||||
role="bold">dynamic_shared</emphasis> zone option (<ulink
|
||||
url="shorewall6-zones.html">shorewall6-zones</ulink>(5)) allows a
|
||||
single ipset to handle entries for multiple interfaces. When that
|
||||
option is specified for a zone, the <command>delete</command>
|
||||
command has the alternative syntax in which the
|
||||
<replaceable>zone</replaceable> name precedes the
|
||||
<replaceable>host-list</replaceable>.</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
|
||||
|
||||
262
docs/Dynamic.xml
262
docs/Dynamic.xml
@ -180,127 +180,233 @@
|
||||
</orderedlist>
|
||||
</section>
|
||||
|
||||
<section id="defining">
|
||||
<title>Defining a Dynamic Zone</title>
|
||||
<section>
|
||||
<title>Dynamic Zones -- Shorewall 4.5.9 and Later</title>
|
||||
|
||||
<para>A dynamic zone is defined by using the keyword dynamic in the zones
|
||||
host list.</para>
|
||||
<para>Prior to Shorewall 4.5.9, when multiple records for a zone appear in
|
||||
<filename>/etc/shorewall/hosts</filename>, Shorewall would create a
|
||||
separate ipset for each interface. This meant that an add or delete
|
||||
command was required for each of the interface, when the address involved
|
||||
was reachable via multiple interfaces.</para>
|
||||
|
||||
<para>Example:</para>
|
||||
<para>Beginning with Shoreawll 4.5.9, it is possible to have a single
|
||||
ipset shared among all interfaces. This also simplifies management of
|
||||
dynamic zone contents for dynamic zones associated with only a single
|
||||
interface.</para>
|
||||
|
||||
<para>The earlier implementation described below is still available in
|
||||
these later releases.</para>
|
||||
|
||||
<section id="defining">
|
||||
<title>Defining a Dynamic Zone</title>
|
||||
|
||||
<para>A dynamic zone is defined by specifying the
|
||||
<option>dynamic_shared</option> option in the zones file and using the
|
||||
<option>dynamic</option> keyword in the hosts list.</para>
|
||||
|
||||
<blockquote>
|
||||
<para><filename>/etc/shorewall/zones</filename>:<programlisting>#NAME TYPE OPTIONS
|
||||
loc ipv4
|
||||
webok:loc ipv4</programlisting><filename>/etc/shorewall/interfaces</filename>:</para>
|
||||
net ipv4
|
||||
rsyncok:loc ipv4 <emphasis role="bold">dynamic_shared</emphasis></programlisting><filename>/etc/shorewall/interfaces</filename>:</para>
|
||||
|
||||
<programlisting>#ZONE INTERFACE BROADCAST OPTIONS
|
||||
loc eth0 - …
|
||||
</programlisting>
|
||||
loc eth1 - …</programlisting>
|
||||
|
||||
<para><filename>/etc/shorewall/hosts</filename>:</para>
|
||||
|
||||
<programlisting>#ZONE HOSTS OPTIONS
|
||||
rsyncok eth0:<option>dynamic</option>
|
||||
rsyncok eth1:<option>dynamic</option></programlisting>
|
||||
|
||||
<para>When the <option>dynamic_shared</option> option is specified, a
|
||||
single ipset is created; the ipset has the same name as the zone.</para>
|
||||
</section>
|
||||
|
||||
<section id="Adding">
|
||||
<title>Adding a Host to a Dynamic Zone.</title>
|
||||
|
||||
<para>Adding a host to a dynamic zone is accomplished by adding the
|
||||
host's IP address to the appropriate ipset. Shorewall provldes a command
|
||||
for doing that:<blockquote>
|
||||
<para><command>shorewall add</command> <replaceable>zone
|
||||
address</replaceable> ...</para>
|
||||
</blockquote></para>
|
||||
|
||||
<para>Example:</para>
|
||||
|
||||
<blockquote>
|
||||
<para><command>shorewall add rsyncok 70.90.191.124</command></para>
|
||||
</blockquote>
|
||||
</section>
|
||||
|
||||
<section id="delete">
|
||||
<title>Deleting a Host from a Dynamic Zone</title>
|
||||
|
||||
<para>Deleting a host from a dynamic zone is accomplished by removing
|
||||
the host's IP address from the appropriate ipset. Shorewall provldes a
|
||||
command for doing that:</para>
|
||||
|
||||
<blockquote>
|
||||
<para><command>shorewall delete</command>
|
||||
<replaceable>zone</replaceable> <replaceable>address</replaceable>
|
||||
...</para>
|
||||
</blockquote>
|
||||
|
||||
<para>Example:</para>
|
||||
|
||||
<blockquote>
|
||||
<para><command>shorewall delete rsyncok 70.19.191.124</command></para>
|
||||
</blockquote>
|
||||
|
||||
<para>The command can only be used when the ipset involved is of type
|
||||
iphash. For other ipset types, the <command>ipset</command> command must
|
||||
be used directly.</para>
|
||||
</section>
|
||||
|
||||
<section id="listing">
|
||||
<title>Listing the Contents of a Dynamic Zone</title>
|
||||
|
||||
<para>The shorewall show command may be used to list the current
|
||||
contents of a dynamic zone.</para>
|
||||
|
||||
<blockquote>
|
||||
<para><command>shorewall show dynamic</command>
|
||||
<replaceable>zone</replaceable></para>
|
||||
</blockquote>
|
||||
|
||||
<para>Example:</para>
|
||||
|
||||
<blockquote>
|
||||
<programlisting><command>shorewall show dynamic rsyncok</command>
|
||||
rsyncok:
|
||||
70.90.191.122
|
||||
70.90.191.124</programlisting>
|
||||
</blockquote>
|
||||
</section>
|
||||
</section>
|
||||
|
||||
<section id="Version-4.5.9">
|
||||
<title>Dynamic Zones -- Shorewall 5.4.8 and Earlier.</title>
|
||||
|
||||
<para/>
|
||||
|
||||
<section id="defining1">
|
||||
<title>Defining a Dynamic Zone</title>
|
||||
|
||||
<para>A dynamic zone is defined by using the keyword <emphasis
|
||||
role="bold">dynamic</emphasis> in the zones host list.</para>
|
||||
|
||||
<para>Example:</para>
|
||||
|
||||
<blockquote>
|
||||
<para><filename>/etc/shorewall/zones</filename>:<programlisting>#NAME TYPE OPTIONS
|
||||
loc ipv4
|
||||
webok:loc ipv4</programlisting><filename>/etc/shorewall/interfaces</filename>:</para>
|
||||
|
||||
<programlisting>#ZONE INTERFACE BROADCAST OPTIONS
|
||||
loc eth0 - …
|
||||
</programlisting>
|
||||
|
||||
<para><filename>/etc/shorewall/hosts</filename>:</para>
|
||||
|
||||
<programlisting>#ZONE HOSTS OPTIONS
|
||||
webok eth0:dynamic</programlisting>
|
||||
</blockquote>
|
||||
</blockquote>
|
||||
|
||||
<para>Once the above definition is added, Shorewall will automatically
|
||||
create an ipset named <emphasis>webok_eth0</emphasis> the next time that
|
||||
Shorewall is started or restarted. Shorewall will create an ipset of type
|
||||
<firstterm>iphash</firstterm>. If you want to use a different type of
|
||||
ipset, such as <firstterm>macipmap</firstterm>, then you will want to
|
||||
manually create that ipset yourself before the next Shorewall
|
||||
start/restart.</para>
|
||||
<para>Once the above definition is added, Shorewall will automatically
|
||||
create an ipset named <emphasis>webok_eth0</emphasis> the next time that
|
||||
Shorewall is started or restarted. Shorewall will create an ipset of
|
||||
type <firstterm>iphash</firstterm>. If you want to use a different type
|
||||
of ipset, such as <firstterm>macipmap</firstterm>, then you will want to
|
||||
manually create that ipset yourself before the next Shorewall
|
||||
start/restart.</para>
|
||||
|
||||
<para>The dynamic zone capability was added to Shorewall6 in Shorewall
|
||||
4.4.21.</para>
|
||||
</section>
|
||||
<para>The dynamic zone capability was added to Shorewall6 in Shorewall
|
||||
4.4.21.</para>
|
||||
</section>
|
||||
|
||||
<section>
|
||||
<title>Adding a Host to a Dynamic Zone</title>
|
||||
<section id="adding1">
|
||||
<title>Adding a Host to a Dynamic Zone</title>
|
||||
|
||||
<para>Adding a host to a dynamic zone is accomplished by adding the host's
|
||||
IP address to the appropriate ipset. Shorewall provldes a command for
|
||||
doing that:</para>
|
||||
<para>Adding a host to a dynamic zone is accomplished by adding the
|
||||
host's IP address to the appropriate ipset. Shorewall provldes a command
|
||||
for doing that:</para>
|
||||
|
||||
<blockquote>
|
||||
<para><command>shorewall add</command> <replaceable>interface:address
|
||||
...</replaceable> <replaceable>zone</replaceable></para>
|
||||
</blockquote>
|
||||
<blockquote>
|
||||
<para><command>shorewall add</command> <replaceable>interface:address
|
||||
...</replaceable> <replaceable>zone</replaceable></para>
|
||||
</blockquote>
|
||||
|
||||
<para>Example:</para>
|
||||
<para>Example:</para>
|
||||
|
||||
<blockquote>
|
||||
<para><command>shorewall add eth0:192.168.3.4 webok</command></para>
|
||||
</blockquote>
|
||||
<blockquote>
|
||||
<para><command>shorewall add eth0:192.168.3.4 webok</command></para>
|
||||
</blockquote>
|
||||
|
||||
<para>The command can only be used when the ipset involved is of type
|
||||
iphash. For other ipset types, the <command>ipset</command> command must
|
||||
be used directly.</para>
|
||||
</section>
|
||||
<para>The command can only be used when the ipset involved is of type
|
||||
iphash. For other ipset types, the <command>ipset</command> command must
|
||||
be used directly.</para>
|
||||
</section>
|
||||
|
||||
<section id="delete">
|
||||
<title>Deleting a Host from a Dynamic Zone</title>
|
||||
<section id="deleting">
|
||||
<title>Deleting a Host from a Dynamic Zone</title>
|
||||
|
||||
<para>Deleting a host from a dynamic zone is accomplished by removing the
|
||||
host's IP address from the appropriate ipset. Shorewall provldes a command
|
||||
for doing that:</para>
|
||||
<para>Deleting a host from a dynamic zone is accomplished by removing
|
||||
the host's IP address from the appropriate ipset. Shorewall provldes a
|
||||
command for doing that:</para>
|
||||
|
||||
<blockquote>
|
||||
<para><command>shorewall delete</command> <replaceable>interface:address
|
||||
...</replaceable> <replaceable>zone</replaceable></para>
|
||||
</blockquote>
|
||||
<blockquote>
|
||||
<para><command>shorewall delete</command>
|
||||
<replaceable>interface:address ...</replaceable>
|
||||
<replaceable>zone</replaceable></para>
|
||||
</blockquote>
|
||||
|
||||
<para>Example:</para>
|
||||
<para>Example:</para>
|
||||
|
||||
<blockquote>
|
||||
<para><command>shorewall delete eth0:192.168.3.4 webok</command></para>
|
||||
</blockquote>
|
||||
<blockquote>
|
||||
<para><command>shorewall delete eth0:192.168.3.4
|
||||
webok</command></para>
|
||||
</blockquote>
|
||||
|
||||
<para>The command can only be used when the ipset involved is of type
|
||||
iphash. For other ipset types, the <command>ipset</command> command must
|
||||
be used directly.</para>
|
||||
</section>
|
||||
<para>The command can only be used when the ipset involved is of type
|
||||
iphash. For other ipset types, the <command>ipse t</command> command
|
||||
must be used directly.</para>
|
||||
</section>
|
||||
|
||||
<section id="listing">
|
||||
<title>Listing the Contents of a Dynamic Zone</title>
|
||||
<section id="listing1">
|
||||
<title>Listing the Contents of a Dynamic Zone</title>
|
||||
|
||||
<para>The shorewall show command may be used to list the current contents
|
||||
of a dynamic zone.</para>
|
||||
<para>The shorewall show command may be used to list the current
|
||||
contents of a dynamic zone.</para>
|
||||
|
||||
<blockquote>
|
||||
<para><command>shorewall show dynamic</command>
|
||||
<replaceable>zone</replaceable></para>
|
||||
</blockquote>
|
||||
<blockquote>
|
||||
<para><command>shorewall show dynamic</command>
|
||||
<replaceable>zone</replaceable></para>
|
||||
</blockquote>
|
||||
|
||||
<para>Example:</para>
|
||||
<para>Example:</para>
|
||||
|
||||
<blockquote>
|
||||
<programlisting><command>shorewall show dynamic webok</command>
|
||||
<blockquote>
|
||||
<programlisting><command>shorewall show dynamic webok</command>
|
||||
eth0:
|
||||
192.168.3.4
|
||||
192.168.3.9</programlisting>
|
||||
</blockquote>
|
||||
</blockquote>
|
||||
</section>
|
||||
</section>
|
||||
|
||||
<section id="start-stop">
|
||||
<title>Dynamic Zone Contents and Shorewall stop/start/restart</title>
|
||||
|
||||
<para>The contents of a dynamic zone survive <command>shorewall
|
||||
stop/shorewall start</command> and <command>shorewall restart</command>.
|
||||
During <command>shorewall stop</command>, the contents of the ipsets are
|
||||
saved in the file <filename>${VARDIR}/ipsets.save</filename> (usually
|
||||
<para>When SAVE_IPSETS=Yes in shorewall.conf, the contents of a dynamic
|
||||
zone survive <command>shorewall stop/shorewall start</command> and
|
||||
<command>shorewall restart</command>. During <command>shorewall
|
||||
stop</command>, the contents of the ipsets are saved in the file
|
||||
<filename>${VARDIR}/ipsets.save</filename> (usually
|
||||
<filename>/var/lib/shorewall/ipsets.save</filename>). During
|
||||
<command>shorewall start</command>, the contents of that file are restored
|
||||
to the sets. During both <command>shorewall start</command> and
|
||||
<command>shorewall restart</command>, any new ipsets required as a result
|
||||
of a configuration change are added.</para>
|
||||
</section>
|
||||
|
||||
<section id="restrictions">
|
||||
<title>Restrictions</title>
|
||||
|
||||
<para>When using dynamic zones, you may not use ipsets in your <ulink
|
||||
url="manpages/shorewall-routestopped.html">/etc/shorewall/routestopped</ulink>
|
||||
file.</para>
|
||||
</section>
|
||||
</article>
|
||||
|
||||
Loading…
Reference in New Issue
Block a user