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/*
* Copyright (C) 2014 Colin Walters <walters@verbum.org>
* Copyright (C) 2022 Huijing Hei <hhei@redhat.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2 of the licence or (at
* your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library. If not, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "ot-main.h"
#include "ot-admin-kargs-builtins.h"
#include "ostree.h"
#include "otutil.h"
static char **opt_kargs_edit_in_place_append;
static GOptionEntry options[] = {
{ "append-if-missing", 0, 0, G_OPTION_ARG_STRING_ARRAY, &opt_kargs_edit_in_place_append, "Append kernel arguments if they do not exist", "NAME=VALUE" },
{ NULL }
};
gboolean
ot_admin_kargs_builtin_edit_in_place (int argc, char **argv, OstreeCommandInvocation *invocation, GCancellable *cancellable, GError **error)
{
g_autoptr(OstreeSysroot) sysroot = NULL;
g_autoptr(GOptionContext) context = g_option_context_new ("ARGS");
if (!ostree_admin_option_context_parse (context, options, &argc, &argv,
OSTREE_ADMIN_BUILTIN_FLAG_SUPERUSER,
invocation, &sysroot, cancellable, error))
return FALSE;
g_autoptr(GPtrArray) deployments = ostree_sysroot_get_deployments (sysroot);
if (deployments->len == 0)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"Unable to find a deployment in sysroot");
return FALSE;
}
// set kargs for each deployment
for (guint i = 0; i < deployments->len; i++)
{
OstreeDeployment *deployment = deployments->pdata[i];
OstreeBootconfigParser *bootconfig = ostree_deployment_get_bootconfig (deployment);
g_autoptr(OstreeKernelArgs) kargs = ostree_kernel_args_from_string (ostree_bootconfig_parser_get (bootconfig, "options"));
if (opt_kargs_edit_in_place_append)
{
for (char **strviter = opt_kargs_edit_in_place_append; strviter && *strviter; strviter++)
{
const char *arg = *strviter;
ostree_kernel_args_append_if_missing (kargs, arg);
}
}
g_autofree char *new_options = ostree_kernel_args_to_string (kargs);
if (!ostree_sysroot_deployment_set_kargs_in_place (sysroot, deployment, new_options,
cancellable, error))
return FALSE;
}
return TRUE;
}
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