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authorDaniel Mack <github@zonque.org>2015-08-28 08:54:19 +0200
committerDaniel Mack <github@zonque.org>2015-08-28 08:54:19 +0200
commit04b0752fb21e68295a6ef72f0503f81ed09a74b8 (patch)
tree973cd817f6199e3621ad1662c72a51e59a5be0b9 /man/systemd-resolved.service.xml
parent933f08ad7f2c5e75bb7a773a48a7f5f0bbbe0aa9 (diff)
parent437293cf805b0042fdcc0df165e9e5b3773fa1d7 (diff)
Merge pull request #1060 from poettering/resolved-man-2
man: Document that resolved requires nss-resolve to work with libc
Diffstat (limited to 'man/systemd-resolved.service.xml')
-rw-r--r--man/systemd-resolved.service.xml20
1 files changed, 14 insertions, 6 deletions
diff --git a/man/systemd-resolved.service.xml b/man/systemd-resolved.service.xml
index 27662456ea..96dc4f6620 100644
--- a/man/systemd-resolved.service.xml
+++ b/man/systemd-resolved.service.xml
@@ -61,15 +61,22 @@
resolver and an LLMNR resolver and responder. It also generates
<filename>/run/systemd/resolve/resolv.conf</filename> for
compatibility which may be symlinked from
- <filename>/etc/resolv.conf</filename>.</para>
+ <filename>/etc/resolv.conf</filename>. The glibc NSS module
+ <citerefentry><refentrytitle>nss-resolve</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+ is necessary to allow libc's NSS resolver functions to resolve
+ host names via <command>systemd-resolved</command>.</para>
<para>The DNS servers contacted are determined from the global
- settings in
- <citerefentry><refentrytitle>resolved.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
- the per-link static settings in <filename>.network</filename>
- files, and the per-link dynamic settings received over DHCP. See
+ settings in <filename>/etc/systemd/resolved.conf</filename>, the
+ per-link static settings in <filename>/etc/systemd/network/*.network</filename> files,
+ and the per-link dynamic settings received over DHCP. See
+ <citerefentry><refentrytitle>resolved.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+ and
<citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>
- for more details.</para>
+ for details. To improve compatibility
+ <filename>/etc/resolv.conf</filename> is read in order to discover
+ configured system DNS servers, however only if it is not a symlink
+ to <filename>/run/systemd/resolve/resolv.conf</filename> (see above).</para>
<para><command>systemd-resolved</command> synthesizes DNS RRs for the following cases:</para>
@@ -137,6 +144,7 @@
<para>
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>resolved.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>nss-resolve</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd-networkd.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
</para>