mirror of
https://github.com/libguestfs/libguestfs.git
synced 2026-03-22 07:03:38 +00:00
152d998728
Use the stable platform-python provided in BaseOS, instead of relying on some arbitrary version installed by the user.
60 lines
1.9 KiB
OCaml
60 lines
1.9 KiB
OCaml
(* virt-v2v
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* Copyright (C) 2009-2019 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 Printf
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open Std_utils
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open Tools_utils
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open Unix_utils
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open Common_gettext.Gettext
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let python = "/usr/libexec/platform-python"
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type script = {
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tmpdir : string; (* Temporary directory. *)
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path : string; (* Path to script. *)
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}
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let create ?(name = "script.py") code =
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let tmpdir =
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let base_dir = (open_guestfs ())#get_cachedir () in
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let t = Mkdtemp.temp_dir ~base_dir "v2v." in
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rmdir_on_exit t;
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t in
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let path = tmpdir // name in
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with_open_out path (fun chan -> output_string chan code);
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{ tmpdir; path }
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let run_command ?echo_cmd ?stdout_fd ?stderr_fd
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{ tmpdir; path } params args =
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let param_file = tmpdir // sprintf "params%d.json" (unique ()) in
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with_open_out
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param_file
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(fun chan -> output_string chan (JSON.string_of_doc params));
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Tools_utils.run_command ?echo_cmd ?stdout_fd ?stderr_fd
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(python :: path :: param_file :: args)
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let path { path } = path
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let error_unless_python_interpreter_found () =
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try ignore (which python)
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with Executable_not_found _ ->
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error (f_"no python binary called ‘%s’ can be found on the $PATH")
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python
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