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From c31eaba4d6b36d90cfd835a4750e50f6a5256b73 Mon Sep 17 00:00:00 2001
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From: Pino Toscano <ptoscano@redhat.com>
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Date: Fri, 29 Nov 2019 11:48:59 +0100
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Subject: [PATCH] New API: luks_uuid
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Return the UUID of a LUKS device.
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(cherry picked from commit 206ce8bbf1bc3332dc019e553d17d6a36f74b725)
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---
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daemon/luks.c | 25 +++++++++++++++++++++++++
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generator/actions_core.ml | 8 ++++++++
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generator/proc_nr.ml | 1 +
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lib/MAX_PROC_NR | 2 +-
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4 files changed, 35 insertions(+), 1 deletion(-)
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diff --git a/daemon/luks.c b/daemon/luks.c
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index 5c48a91eb..d631cb100 100644
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--- a/daemon/luks.c
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+++ b/daemon/luks.c
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@@ -292,3 +292,28 @@ do_luks_kill_slot (const char *device, const char *key, int keyslot)
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return 0;
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}
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+
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+char *
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+do_luks_uuid (const char *device)
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+{
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+ const char *argv[MAX_ARGS];
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+ size_t i = 0;
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+
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+ ADD_ARG (argv, i, "cryptsetup");
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+ ADD_ARG (argv, i, "luksUUID");
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+ ADD_ARG (argv, i, device);
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+ ADD_ARG (argv, i, NULL);
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+
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+ char *out = NULL;
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+ CLEANUP_FREE char *err = NULL;
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+ int r = commandv (&out, &err, (const char * const *) argv);
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+
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+ if (r == -1) {
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+ reply_with_error ("%s", err);
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+ return NULL;
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+ }
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+
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+ trim (out);
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+
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+ return out;
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+}
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diff --git a/generator/actions_core.ml b/generator/actions_core.ml
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index 7b6568b90..deda483a9 100644
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--- a/generator/actions_core.ml
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+++ b/generator/actions_core.ml
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@@ -9728,4 +9728,12 @@ it is useful when you have added a new device or deleted an
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existing device (such as when the C<guestfs_luks_open> API
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is used)." };
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+ { defaults with
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+ name = "luks_uuid"; added = (1, 41, 9);
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+ style = RString (RPlainString, "uuid"), [String (Device, "device")], [];
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+ optional = Some "luks";
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+ shortdesc = "get the UUID of a LUKS device";
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+ longdesc = "\
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+This returns the UUID of the LUKS device C<device>." };
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+
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]
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diff --git a/generator/proc_nr.ml b/generator/proc_nr.ml
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index efa8c5d21..11a557076 100644
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--- a/generator/proc_nr.ml
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+++ b/generator/proc_nr.ml
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@@ -514,6 +514,7 @@ let proc_nr = [
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504, "part_get_gpt_attributes";
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505, "f2fs_expand";
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506, "lvm_scan";
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+507, "luks_uuid";
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]
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(* End of list. If adding a new entry, add it at the end of the list
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diff --git a/lib/MAX_PROC_NR b/lib/MAX_PROC_NR
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index 80e3e6eab..055b6671a 100644
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--- a/lib/MAX_PROC_NR
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+++ b/lib/MAX_PROC_NR
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@@ -1 +1 @@
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-506
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+507
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--
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2.18.4
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