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40 lines
1.3 KiB
OCaml
40 lines
1.3 KiB
OCaml
(* guestfs-inspection
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* Copyright (C) 2009-2025 Red Hat Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*)
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open Unix
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open Printf
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open Std_utils
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open Utils
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(* List everything in /dev/mapper which *isn't* an LV (RHBZ#688062). *)
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let list_dm_devices () =
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let ds = Sys.readdir "/dev/mapper" in
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let ds = Array.to_list ds in
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let ds = List.sort compare ds in
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(* Ignore /dev/mapper/control which is used internally by d-m. *)
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let ds = List.filter ((<>) "control") ds in
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let ds = List.map ((^) "/dev/mapper/") ds in
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(* Only keep devices which are _not_ LVs. *)
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let ds = List.filter (fun d -> Lvm_utils.lv_canonical d = None) ds in
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ds
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