From: Arvin Schnell <aschnell@suse.de>
Date: Fri, 25 Oct 2024 06:50:55 +0000 (+0200)
Subject: - support creating empty snapshots
X-Git-Tag: v0.12.0~20^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F948%2Fhead;p=thirdparty%2Fsnapper.git

- support creating empty snapshots
---

diff --git a/client/snapper/cmd-create.cc b/client/snapper/cmd-create.cc
index 4abdb63a..75f67436 100644
--- a/client/snapper/cmd-create.cc
+++ b/client/snapper/cmd-create.cc
@@ -56,7 +56,8 @@ namespace snapper
 	    { _("--command <command>"), _("Run command and create pre and post snapshots.")},
 	    { _("--read-only"), _("Create read-only snapshot.") },
 	    { _("--read-write"), _("Create read-write snapshot.") },
-	    { _("--from <number>"), _("Create a snapshot from the specified snapshot.") }
+	    { _("--from <number>"), _("Create a snapshot from the specified snapshot.") },
+	    { _("--empty"), _("Create an empty snapshot.") }
 	});
     }
 
@@ -83,7 +84,8 @@ namespace snapper
 	    Option("command",			required_argument),
 	    Option("read-only",			no_argument),
 	    Option("read-write",		no_argument),
-	    Option("from",			required_argument)
+	    Option("from",			required_argument),
+	    Option("empty",			no_argument)
 	};
 
 	ParsedOpts opts = get_opts.parse("create", options);
@@ -140,6 +142,9 @@ namespace snapper
 	if ((opt = opts.find("from")) != opts.end())
 	    parent = snapshots.findNum(opt->second);
 
+	if ((opt = opts.find("empty")) != opts.end())
+	    scd.empty = true;
+
 	if (type == CreateType::POST && snapshot1 == snapshots.end())
 	{
 	    SN_THROW(OptionsException(_("Missing or invalid pre-number.")));
diff --git a/doc/snapper.xml.in b/doc/snapper.xml.in
index 91e5a8cb..14ced521 100644
--- a/doc/snapper.xml.in
+++ b/doc/snapper.xml.in
@@ -2,13 +2,13 @@
 <refentry id='snapper8' xmlns:xlink="http://www.w3.org/1999/xlink">
 
   <refentryinfo>
-    <date>2024-04-18</date>
+    <date>2024-10-24</date>
   </refentryinfo>
 
   <refmeta>
     <refentrytitle>snapper</refentrytitle>
     <manvolnum>8</manvolnum>
-    <refmiscinfo class='date'>2024-04-18</refmiscinfo>
+    <refmiscinfo class='date'>2024-10-24</refmiscinfo>
     <refmiscinfo class='version'>@VERSION@</refmiscinfo>
     <refmiscinfo class='manual'>Filesystem Snapshot Management</refmiscinfo>
   </refmeta>
@@ -550,6 +550,13 @@
 		provided number instead of snapshot 0.</para>
 	      </listitem>
 	    </varlistentry>
+	    <varlistentry>
+	      <term><option>--empty</option></term>
+	      <listitem>
+		<para>Create an empty snapshot. Only supported on
+		btrfs and with --no-dbus.</para>
+	      </listitem>
+	    </varlistentry>
 	  </variablelist>
 	</listitem>
       </varlistentry>
diff --git a/package/snapper.changes b/package/snapper.changes
index dc21f854..0adb8faa 100644
--- a/package/snapper.changes
+++ b/package/snapper.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Oct 25 08:48:46 CEST 2024 - aschnell@suse.com
+
+- support creating empty snapshots (gh#openSUSE/snapper#944)
+
 -------------------------------------------------------------------
 Fri Oct 11 10:34:42 CEST 2024 - aschnell@suse.com
 
diff --git a/snapper/Snapshot.cc b/snapper/Snapshot.cc
index 809685f0..200c128e 100644
--- a/snapper/Snapshot.cc
+++ b/snapper/Snapshot.cc
@@ -698,7 +698,7 @@ namespace snapper
 	snapshot.cleanup = scd.cleanup;
 	snapshot.userdata = scd.userdata;
 
-	return createHelper(snapshot, parent, false, report);
+	return createHelper(snapshot, parent, scd.empty, report);
     }