libguestfs/0005-New-APIs-findfs_partuuid-and-findfs_partlabel.patch

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From 8aa0958faabcf6d1755a8dcda3bcbb3bc63f6c1f Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Mon, 8 Jul 2024 14:37:22 +0100
Subject: [PATCH] New APIs: findfs_partuuid and findfs_partlabel
These search for partitions by UUID or label (name). They only work
for GPT.
(cherry picked from commit 1816651f3c138600ad2e5ba0d6437b4753333818)
(cherry picked from commit 04a45af93d21880e54a386386313100a04b91ca7)
---
daemon/findfs.ml | 4 ++++
generator/actions_core.ml | 24 ++++++++++++++++++++++++
generator/proc_nr.ml | 2 ++
lib/MAX_PROC_NR | 2 +-
4 files changed, 31 insertions(+), 1 deletion(-)
diff --git a/daemon/findfs.ml b/daemon/findfs.ml
index cf2ba4a84..a94e0ce7b 100644
--- a/daemon/findfs.ml
+++ b/daemon/findfs.ml
@@ -27,6 +27,10 @@ let rec findfs_uuid uuid =
findfs "UUID" uuid
and findfs_label label =
findfs "LABEL" label
+and findfs_partuuid uuid =
+ findfs "PARTUUID" uuid
+and findfs_partlabel label =
+ findfs "PARTLABEL" label
and findfs tag str =
(* Kill the cache file, forcing blkid to reread values from the
diff --git a/generator/actions_core.ml b/generator/actions_core.ml
index 4a4a8e4c9..15cdd09ff 100644
--- a/generator/actions_core.ml
+++ b/generator/actions_core.ml
@@ -5688,6 +5688,30 @@ filesystem can be found.
To find the label of a filesystem, use C<guestfs_vfs_label>." };
+ { defaults with
+ name = "findfs_partuuid"; added = (1, 5, 3);
+ style = RString (RDevice, "device"), [String (PlainString, "uuid")], [];
+ impl = OCaml "Findfs.findfs_partuuid";
+ shortdesc = "find a partition by UUID";
+ longdesc = "\
+This command searches the partitions and returns the one
+which has the given partition UUID. An error is returned if no such
+partition can be found.
+
+To find the UUID of a partition, use C<guestfs_blkid> (C<PART_ENTRY_UUID>)." };
+
+ { defaults with
+ name = "findfs_partlabel"; added = (1, 5, 3);
+ style = RString (RDevice, "device"), [String (PlainString, "label")], [];
+ impl = OCaml "Findfs.findfs_partlabel";
+ shortdesc = "find a partition by label";
+ longdesc = "\
+This command searches the partitions and returns the one
+which has the given label. An error is returned if no such
+partition can be found.
+
+To find the label of a partition, use C<guestfs_blkid> (C<PART_ENTRY_NAME>)." };
+
{ defaults with
name = "is_chardev"; added = (1, 5, 10);
style = RBool "flag", [String (Pathname, "path")], [OBool "followsymlinks"];
diff --git a/generator/proc_nr.ml b/generator/proc_nr.ml
index f71a849c9..56cd97a9f 100644
--- a/generator/proc_nr.ml
+++ b/generator/proc_nr.ml
@@ -516,6 +516,8 @@ let proc_nr = [
511, "internal_readdir";
512, "clevis_luks_unlock";
513, "inspect_get_build_id";
+514, "findfs_partuuid";
+515, "findfs_partlabel";
]
(* End of list. If adding a new entry, add it at the end of the list
diff --git a/lib/MAX_PROC_NR b/lib/MAX_PROC_NR
index 31cf34b8d..3cda32fc2 100644
--- a/lib/MAX_PROC_NR
+++ b/lib/MAX_PROC_NR
@@ -1 +1 @@
-513
+515
--
2.43.0