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network: dhcp4,ndisc: make addresses in Allow/DenyList= optionally take prefix length

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Closes #20505.
This commit is contained in:
Yu Watanabe
2021-08-23 20:36:09 +09:00
parent f95d1ef5fa
commit c995fa02b1
9 changed files with 172 additions and 217 deletions
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man/systemd.network.xml
+24 -16
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@@ -1965,7 +1965,8 @@ IPv6Token=prefixstable:2002:da8:1::</programlisting></para>
<varlistentry>
<term><varname>DenyList=</varname></term>
<listitem>
<para>A whitespace-separated list of IPv4 addresses. DHCP offers from servers in the list are
<para>A whitespace-separated list of IPv4 addresses. Each address can optionally take a
prefix length after <literal>/</literal>. DHCP offers from servers in the list are
rejected. Note that if <varname>AllowList=</varname> is configured then
<varname>DenyList=</varname> is ignored.</para>
</listitem>
@@ -1974,7 +1975,8 @@ IPv6Token=prefixstable:2002:da8:1::</programlisting></para>
<varlistentry>
<term><varname>AllowList=</varname></term>
<listitem>
<para>A whitespace-separated list of IPv4 addresses. DHCP offers from servers in the list are
<para>A whitespace-separated list of IPv4 addresses. Each address can optionally take a
prefix length after <literal>/</literal>. DHCP offers from servers in the list are
accepted.</para>
</listitem>
</varlistentry>
@@ -2292,50 +2294,56 @@ IPv6Token=prefixstable:2002:da8:1::</programlisting></para>
<varlistentry>
<term><varname>RouterDenyList=</varname></term>
<listitem>
<para>A whitespace-separated list of IPv6 router addresses. Any information advertised by
the listed router is ignored.</para>
<para>A whitespace-separated list of IPv6 router addresses. Each address can optionally
take a prefix length after <literal>/</literal>. Any information advertised by the listed
router is ignored.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>RouterAllowList=</varname></term>
<listitem>
<para>A whitespace-separated list of IPv6 router addresses. Only information advertised by
the listed router is accepted. Note that if <varname>RouterAllowList=</varname> is
configured then <varname>RouterDenyList=</varname> is ignored.</para>
<para>A whitespace-separated list of IPv6 router addresses. Each address can optionally
take a prefix length after <literal>/</literal>. Only information advertised by the listed
router is accepted. Note that if <varname>RouterAllowList=</varname> is configured then
<varname>RouterDenyList=</varname> is ignored.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>PrefixDenyList=</varname></term>
<listitem>
<para>A whitespace-separated list of IPv6 prefixes. IPv6 prefixes supplied via router
advertisements in the list are ignored.</para>
<para>A whitespace-separated list of IPv6 prefixes. Each prefix can optionally take its
prefix length after <literal>/</literal>. IPv6 prefixes supplied via router advertisements
in the list are ignored.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>PrefixAllowList=</varname></term>
<listitem>
<para>A whitespace-separated list of IPv6 prefixes. IPv6 prefixes supplied via router
advertisements in the list are allowed. Note that if <varname>PrefixAllowList=</varname> is
configured then <varname>PrefixDenyList=</varname> is ignored.</para>
<para>A whitespace-separated list of IPv6 prefixes. Each prefix can optionally take its
prefix length after <literal>/</literal>. IPv6 prefixes supplied via router advertisements
in the list are allowed. Note that if <varname>PrefixAllowList=</varname> is configured
then <varname>PrefixDenyList=</varname> is ignored.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>RouteDenyList=</varname></term>
<listitem>
<para>A whitespace-separated list of IPv6 route prefixes. IPv6 route prefixes supplied via
router advertisements in the list are ignored.</para>
<para>A whitespace-separated list of IPv6 route prefixes. Each prefix can optionally take
its prefix length after <literal>/</literal>. IPv6 route prefixes supplied via router
advertisements in the list are ignored.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>RouteAllowList=</varname></term>
<listitem>
<para>A whitespace-separated list of IPv6 route prefixes. IPv6 route prefixes supplied via
router advertisements in the list are allowed. Note that if <varname>RouteAllowList=</varname> is
<para>A whitespace-separated list of IPv6 route prefixes. Each prefix can optionally take
its prefix length after <literal>/</literal>. IPv6 route prefixes supplied via router
advertisements in the list are allowed. Note that if <varname>RouteAllowList=</varname> is
configured then <varname>RouteDenyList=</varname> is ignored.</para>
</listitem>
</varlistentry>