Files
libguestfs/daemon/rpm.ml
Richard W.M. Jones e2c7bddf10 Update copyright dates for 2023
Run this command across the source:

  perl -pi.bak -e 's/(20[012][0-9])-20[12][012]/$1-2023/g' `git ls-files`

and remove changes to po{,-docs}/*.po{,t} (these will be regenerated
later when we run 'make dist').
2023-02-07 10:50:48 +00:00

59 lines
2.1 KiB
OCaml

(* guestfs-inspection
* Copyright (C) 2009-2023 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*)
open Printf
open Std_utils
external rpm_init : unit -> unit = "guestfs_int_daemon_rpm_init"
external rpm_start_iterator : unit -> unit = "guestfs_int_daemon_rpm_start_iterator"
external rpm_next_application : unit -> Structs.application2 = "guestfs_int_daemon_rpm_next_application"
external rpm_end_iterator : unit -> unit = "guestfs_int_daemon_rpm_end_iterator"
(* librpm is troublesome when run from the main process. In
* particular it holds open some glibc NSS files. Therefore we fork
* before doing the chroot and any librpm operations.
*
* We could also consider in future limiting the time taken to run the
* subprocess since it's unclear that parsing RPM config files from
* the guest in particular is safe.
*)
let rec internal_list_rpm_applications () =
let chroot = Chroot.create ~name:"librpm" () in
let apps = Chroot.f chroot list_rpm_applications () in
eprintf "librpm returned %d installed packages\n%!" (List.length apps);
apps
and list_rpm_applications () =
rpm_init ();
rpm_start_iterator ();
let ret = ref [] in
let rec loop () =
try
let app = rpm_next_application () in
List.push_front app ret;
loop ()
with Not_found -> ()
in
loop ();
rpm_end_iterator ();
List.sort
(fun { Structs.app2_name = n1 } { Structs.app2_name = n2 } ->
compare n1 n2)
!ret