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network: radv: set non-zero lifetime for DNS servers and domains by default

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Closes #20850.
This commit is contained in:
Yu Watanabe 2021-09-28 11:44:27 +09:00
parent 2110040b2d
commit 9fa25e0791
2 changed files with 4 additions and 3 deletions
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6
man/systemd.network.xml
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@ -2676,9 +2676,9 @@ Token=prefixstable:2002:da8:1::</programlisting></para>
<varlistentry>
<term><varname>DNSLifetimeSec=</varname></term>
<listitem><para>Lifetime in seconds for the DNS server addresses listed
in <varname>DNS=</varname> and search domains listed in
<varname>Domains=</varname>.</para></listitem>
<listitem><para>Lifetime in seconds for the DNS server addresses listed in
<varname>DNS=</varname> and search domains listed in <varname>Domains=</varname>. Defaults to
604800 seconds (one week).</para></listitem>
</varlistentry>
</variablelist>

1
src/network/networkd-network.c
View file

@ -420,6 +420,7 @@ int network_load_one(Manager *manager, OrderedHashmap **networks, const char *fi
.dhcp_server_emit_timezone = true,
.router_lifetime_usec = 30 * USEC_PER_MINUTE,
.router_dns_lifetime_usec = 7 * USEC_PER_DAY,
.router_emit_dns = true,
.router_emit_domains = true,