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rpm-ostree/src/app/rpmostree-override-builtins.cxx
Jonathan Lebon c095b97bf3 libpriv: Bridge print_treepkg_diff_from_sysroot_path() 
This will be necessary for Rust-based client commands to be able to do
the regular "post-deployment package diff".
2021-04-29 09:52:02 -04:00

269 lines
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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
*
* Copyright (C) 2017 Red Hat, Inc.
*
* 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, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include "rpmostree-override-builtins.h"
#include "rpmostree-libbuiltin.h"
#include <libglnx.h>
static char *opt_osname;
static gboolean opt_reboot;
static gboolean opt_dry_run;
static gboolean opt_reset_all;
static const char *const *opt_remove_pkgs;
static const char *const *opt_replace_pkgs;
static const char *const *install_pkgs;
static const char *const *uninstall_pkgs;
static gboolean opt_lock_finalization;
static GOptionEntry option_entries[] = {
{ "os", 0, 0, G_OPTION_ARG_STRING, &opt_osname, "Operate on provided OSNAME", "OSNAME" },
{ "reboot", 'r', 0, G_OPTION_ARG_NONE, &opt_reboot, "Initiate a reboot after operation is complete", NULL },
{ "dry-run", 'n', 0, G_OPTION_ARG_NONE, &opt_dry_run, "Exit after printing the transaction", NULL },
{ "lock-finalization", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &opt_lock_finalization, "Prevent automatic deployment finalization on shutdown", NULL },
{ NULL }
};
static GOptionEntry reset_option_entries[] = {
{ "all", 'a', 0, G_OPTION_ARG_NONE, &opt_reset_all, "Reset all active overrides", NULL },
{ NULL }
};
static GOptionEntry replace_option_entries[] = {
{ "remove", 0, 0, G_OPTION_ARG_STRING_ARRAY, &opt_remove_pkgs, "Remove a package", "PKG" },
{ NULL }
};
static GOptionEntry remove_option_entries[] = {
{ "replace", 0, 0, G_OPTION_ARG_STRING_ARRAY, &opt_replace_pkgs, "Replace a package", "RPM" },
{ NULL }
};
static gboolean
handle_override (RPMOSTreeSysroot *sysroot_proxy,
RpmOstreeCommandInvocation *invocation,
const char *const *override_remove,
const char *const *override_replace,
const char *const *override_reset,
GCancellable *cancellable,
GError **error)
{
glnx_unref_object RPMOSTreeOS *os_proxy = NULL;
if (!rpmostree_load_os_proxy (sysroot_proxy, opt_osname,
cancellable, &os_proxy, error))
return FALSE;
/* Perform uninstalls offline; users don't expect the "auto-update" behaviour here. But
* note we might still need to fetch pkgs in the local replacement case (e.g. the
* replacing pkg has an additional out-of-tree dep). */
const gboolean cache_only = (override_replace == NULL && install_pkgs == NULL);
GVariantDict dict;
g_variant_dict_init (&dict, NULL);
g_variant_dict_insert (&dict, "reboot", "b", opt_reboot);
g_variant_dict_insert (&dict, "cache-only", "b", cache_only);
g_variant_dict_insert (&dict, "no-pull-base", "b", TRUE);
g_variant_dict_insert (&dict, "dry-run", "b", opt_dry_run);
g_variant_dict_insert (&dict, "no-overrides", "b", opt_reset_all);
g_variant_dict_insert (&dict, "initiating-command-line", "s", invocation->command_line);
g_variant_dict_insert (&dict, "lock-finalization", "b", opt_lock_finalization);
g_autoptr(GVariant) options = g_variant_ref_sink (g_variant_dict_end (&dict));
g_autoptr(GVariant) previous_deployment = rpmostree_os_dup_default_deployment (os_proxy);
g_autofree char *transaction_address = NULL;
if (!rpmostree_update_deployment (os_proxy,
NULL, /* set-refspec */
NULL, /* set-revision */
install_pkgs,
uninstall_pkgs,
override_replace,
override_remove,
override_reset,
NULL,
options,
&transaction_address,
cancellable,
error))
return FALSE;
if (!rpmostree_transaction_get_response_sync (sysroot_proxy,
transaction_address,
cancellable,
error))
return FALSE;
if (opt_dry_run)
{
g_print ("Exiting because of '--dry-run' option\n");
}
else if (!opt_reboot)
{
/* only print diff if a new deployment was laid down (e.g. reset --all may not) */
if (!rpmostree_has_new_default_deployment (os_proxy, previous_deployment))
return TRUE;
const char *sysroot_path = rpmostree_sysroot_get_path (sysroot_proxy);
rpmostreecxx::print_treepkg_diff_from_sysroot_path (rust::Str(sysroot_path),
RPMOSTREE_DIFF_PRINT_FORMAT_FULL_MULTILINE, 0, cancellable);
if (override_replace || override_remove)
g_print ("Use \"rpm-ostree override reset\" to undo overrides\n");
g_print ("Run \"systemctl reboot\" to start a reboot\n");
}
return TRUE;
}
gboolean
rpmostree_override_builtin_replace (int argc, char **argv,
RpmOstreeCommandInvocation *invocation,
GCancellable *cancellable,
GError **error)
{
GOptionContext *context;
glnx_unref_object RPMOSTreeSysroot *sysroot_proxy = NULL;
context = g_option_context_new ("PACKAGE [PACKAGE...]");
g_option_context_add_main_entries (context, replace_option_entries, NULL);
if (!rpmostree_option_context_parse (context,
option_entries,
&argc, &argv,
invocation,
cancellable,
&install_pkgs,
&uninstall_pkgs,
&sysroot_proxy,
NULL,
error))
return FALSE;
if (argc < 2)
{
rpmostree_usage_error (context, "At least one PACKAGE must be specified",
error);
return FALSE;
}
/* shift to first pkgspec and ensure it's a proper strv (previous parsing
* might have moved args around) */
argv++; argc--;
argv[argc] = NULL;
return handle_override (sysroot_proxy, invocation,
opt_remove_pkgs, (const char *const*)argv, NULL,
cancellable, error);
}
gboolean
rpmostree_override_builtin_remove (int argc, char **argv,
RpmOstreeCommandInvocation *invocation,
GCancellable *cancellable,
GError **error)
{
GOptionContext *context;
glnx_unref_object RPMOSTreeSysroot *sysroot_proxy = NULL;
context = g_option_context_new ("PACKAGE [PACKAGE...]");
g_option_context_add_main_entries (context, remove_option_entries, NULL);
if (!rpmostree_option_context_parse (context,
option_entries,
&argc, &argv,
invocation,
cancellable,
&install_pkgs,
&uninstall_pkgs,
&sysroot_proxy,
NULL,
error))
return FALSE;
if (argc < 2)
{
rpmostree_usage_error (context, "At least one PACKAGE must be specified",
error);
return FALSE;
}
/* shift to first pkgspec and ensure it's a proper strv (previous parsing
* might have moved args around) */
argv++; argc--;
argv[argc] = NULL;
return handle_override (sysroot_proxy, invocation,
(const char *const*)argv, opt_replace_pkgs, NULL,
cancellable, error);
}
gboolean
rpmostree_override_builtin_reset (int argc, char **argv,
RpmOstreeCommandInvocation *invocation,
GCancellable *cancellable,
GError **error)
{
GOptionContext *context;
glnx_unref_object RPMOSTreeSysroot *sysroot_proxy = NULL;
context = g_option_context_new ("PACKAGE [PACKAGE...]");
g_option_context_add_main_entries (context, reset_option_entries, NULL);
if (!rpmostree_option_context_parse (context,
option_entries,
&argc, &argv,
invocation,
cancellable,
&install_pkgs,
&uninstall_pkgs,
&sysroot_proxy,
NULL,
error))
return FALSE;
if (argc < 2 && !opt_reset_all)
{
rpmostree_usage_error (context, "At least one PACKAGE must be specified",
error);
return FALSE;
}
else if (opt_reset_all && argc >= 2)
{
rpmostree_usage_error (context, "Cannot specify PACKAGEs with --all",
error);
return FALSE;
}
/* shift to first pkgspec and ensure it's a proper strv (previous parsing
* might have moved args around) */
argv++; argc--;
argv[argc] = NULL;
return handle_override (sysroot_proxy, invocation,
NULL, NULL, (const char *const*)argv,
cancellable, error);
}
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