resolved: Support resolved.conf.d directories in the usual search paths

4 files changed, 24 insertions, 9 deletions

diff --git a/Makefile-man.am b/Makefile-man.am
index 01d34087b2..36e0ebbb67 100644
--- a/Makefile-man.am
+++ b/Makefile-man.am
@@ -1204,8 +1204,13 @@ MANPAGES += \
 	man/resolved.conf.5 \
 	man/systemd-resolved.service.8
 MANPAGES_ALIAS += \
+	man/resolved.conf.d.5 \
 	man/systemd-resolved.8
+man/resolved.conf.d.5: man/resolved.conf.5
 man/systemd-resolved.8: man/systemd-resolved.service.8
+man/resolved.conf.d.html: man/resolved.conf.html
+	$(html-alias)
+
 man/systemd-resolved.html: man/systemd-resolved.service.html
 	$(html-alias)
 
diff --git a/man/resolved.conf.xml b/man/resolved.conf.xml
index c582368568..36013a5e3a 100644
--- a/man/resolved.conf.xml
+++ b/man/resolved.conf.xml
@@ -22,7 +22,8 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 -->
 
-<refentry id="resolved.conf" conditional='ENABLE_RESOLVED'>
+<refentry id="resolved.conf" conditional='ENABLE_RESOLVED'
+          xmlns:xi="http://www.w3.org/2001/XInclude">
         <refentryinfo>
                 <title>resolved.conf</title>
                 <productname>systemd</productname>
@@ -44,23 +45,28 @@
 
         <refnamediv>
                 <refname>resolved.conf</refname>
-                <refpurpose>Network Name Resolution configuration file</refpurpose>
+                <refname>resolved.conf.d</refname>
+                <refpurpose>Network Name Resolution configuration files</refpurpose>
         </refnamediv>
 
         <refsynopsisdiv>
                 <para><filename>/etc/systemd/resolved.conf</filename></para>
+                <para><filename>/etc/systemd/resolved.conf.d/*.conf</filename></para>
+                <para><filename>/run/systemd/resolved.conf.d/*.conf</filename></para>
+                <para><filename>/usr/lib/systemd/resolved.conf.d/*.conf</filename></para>
         </refsynopsisdiv>
 
         <refsect1>
                 <title>Description</title>
 
-                <para>When starting, systemd-resolved will read the
-                configuration file <filename>resolved.conf</filename>.
-                This configuration file controls local DNS and LLMNR
+                <para>These configuration files control local DNS and LLMNR
                 name resolving.</para>
 
         </refsect1>
 
+        <xi:include href="standard-conf.xml" xpointer="confd" />
+        <xi:include href="standard-conf.xml" xpointer="conf" />
+
         <refsect1>
                 <title>Options</title>
 
diff --git a/src/resolve/resolved-conf.c b/src/resolve/resolved-conf.c
index 63e87f8df5..81b9d3438c 100644
--- a/src/resolve/resolved-conf.c
+++ b/src/resolve/resolved-conf.c
@@ -147,8 +147,9 @@ int config_parse_support(
 int manager_parse_config_file(Manager *m) {
         assert(m);
 
-        return config_parse(NULL, "/etc/systemd/resolved.conf", NULL,
-                            "Resolve\0",
-                            config_item_perf_lookup, resolved_gperf_lookup,
-                            false, false, true, m);
+        return config_parse_many("/etc/systemd/resolved.conf",
+                                 CONF_DIRS_NULSTR("systemd/resolved.conf"),
+                                 "Resolve\0",
+                                 config_item_perf_lookup, resolved_gperf_lookup,
+                                 false, m);
 }
diff --git a/src/resolve/resolved.conf.in b/src/resolve/resolved.conf.in
index c8263d67f4..e5a19ee474 100644
--- a/src/resolve/resolved.conf.in
+++ b/src/resolve/resolved.conf.in
@@ -5,6 +5,9 @@
 #  the Free Software Foundation; either version 2.1 of the License, or
 #  (at your option) any later version.
 #
+# You can override the directives in this file by creating files in
+# /etc/systemd/resolved.conf.d/*.conf.
+#
 # See resolved.conf(5) for details
 
 [Resolve]