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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* Copyright (C) 2007 Andreas Obergrusberger <tradiaz@yahoo.de>
* Copyright (C) 2008-2010 Valeriy Lyasotskiy <onestep@ukr.net>
* Copyright (C) 2010-2011 Jonathan Conder <jonno.conder@gmail.com>
*
* Licensed under the GNU General Public License Version 2
*
* 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.
*/
#include <config.h>
#include <glib/gstdio.h>
#include <glib/gthread.h>
#include <syslog.h>
#include <pk-backend.h>
#include "pk-backend-alpm.h"
#include "pk-alpm-config.h"
#include "pk-alpm-databases.h"
#include "pk-alpm-error.h"
#include "pk-alpm-groups.h"
#include "pk-alpm-transaction.h"
#include "pk-alpm-environment.h"
const gchar *
pk_backend_get_description (PkBackend *backend)
{
return "alpm";
}
const gchar *
pk_backend_get_author (PkBackend *backend)
{
return "Aleix Pol i Gonzàlez <aleixpol@kde.org>, "
"Fabien Bourigault <bourigaultfabien@gmail.com>, "
"Jonathan Conder <jonno.conder@gmail.com>";
}
static void
pk_alpm_logcb (alpm_loglevel_t level, const gchar *format, va_list args)
{
g_autofree gchar *output = NULL;
if (format == NULL || format[0] == '\0')
return;
output = g_strdup_vprintf (format, args);
/* report important output to PackageKit */
switch (level) {
case ALPM_LOG_DEBUG:
case ALPM_LOG_FUNCTION:
g_debug ("%s", output);
break;
case ALPM_LOG_WARNING:
syslog (LOG_DAEMON | LOG_WARNING, "%s", output);
pk_alpm_transaction_output (output);
break;
default:
syslog (LOG_DAEMON | LOG_WARNING, "%s", output);
break;
}
}
static gboolean
pk_alpm_initialize (PkBackend *backend, GError **error)
{
PkBackendAlpmPrivate *priv = pk_backend_get_user_data (backend);
priv->alpm = pk_alpm_configure (backend, PK_BACKEND_CONFIG_FILE, FALSE, error);
if (priv->alpm == NULL) {
g_prefix_error (error, "using %s: ", PK_BACKEND_CONFIG_FILE);
return FALSE;
}
alpm_option_set_logcb (priv->alpm, pk_alpm_logcb);
priv->localdb = alpm_get_localdb (priv->alpm);
if (priv->localdb == NULL) {
alpm_errno_t errno = alpm_errno (priv->alpm);
g_set_error (error, PK_ALPM_ERROR, errno, "[%s]: %s", "local",
alpm_strerror (errno));
}
return TRUE;
}
static void
pk_backend_context_invalidate_cb (GFileMonitor *monitor, GFile *file, GFile *other_file, GFileMonitorEvent event_type, PkBackend *backend)
{
PkBackendAlpmPrivate *priv = pk_backend_get_user_data (backend);
if (!pk_backend_is_transaction_inhibited (backend)) {
priv->localdb_changed = TRUE;
}
}
static void
pk_alpm_destroy_monitor (PkBackend *backend)
{
PkBackendAlpmPrivate *priv = pk_backend_get_user_data (backend);
g_object_unref (priv->monitor);
}
static gboolean
pk_alpm_initialize_monitor (PkBackend *backend, GError **error)
{
PkBackendAlpmPrivate *priv = pk_backend_get_user_data (backend);
g_autofree gchar * path = NULL;
g_autoptr(GFile) directory = NULL;
path = g_strconcat (alpm_option_get_dbpath (priv->alpm) ,"/local", NULL);
directory = g_file_new_for_path (path);
priv->monitor = g_file_monitor_directory (directory, 0, NULL, error);
if (priv->monitor == NULL)
return FALSE;
g_signal_connect (priv->monitor, "changed",
G_CALLBACK (pk_backend_context_invalidate_cb), backend);
return TRUE;
}
void
pk_backend_initialize (GKeyFile *conf, PkBackend *backend)
{
PkBackendAlpmPrivate *priv;
g_autoptr(GError) error = NULL;
priv = g_new0 (PkBackendAlpmPrivate, 1);
pk_backend_set_user_data (backend, priv);
if (!pk_alpm_initialize (backend, &error))
g_error ("Failed to initialize alpm: %s", error->message);
if (!pk_alpm_initialize_databases (backend, &error))
g_error ("Failed to initialize databases: %s", error->message);
if (!pk_alpm_groups_initialize (backend, &error))
g_error ("Failed to initialize groups: %s", error->message);
if (!pk_alpm_initialize_monitor (backend, &error))
g_error ("Failed to initialize monitor: %s", error->message);
priv->localdb_changed = FALSE;
}
void
pk_backend_destroy (PkBackend *backend)
{
PkBackendAlpmPrivate *priv = pk_backend_get_user_data (backend);
pk_alpm_groups_destroy (backend);
pk_alpm_destroy_databases (backend);
pk_alpm_destroy_monitor (backend);
if (priv->alpm != NULL) {
if (alpm_trans_get_flags (priv->alpm) < 0)
alpm_trans_release (priv->alpm);
alpm_release (priv->alpm);
}
FREELIST (priv->syncfirsts);
FREELIST (priv->holdpkgs);
g_free (priv);
}
PkBitfield
pk_backend_get_filters (PkBackend *backend)
{
return pk_bitfield_from_enums (PK_FILTER_ENUM_INSTALLED, -1);
}
gchar **
pk_backend_get_mime_types (PkBackend *backend)
{
/* packages currently use .pkg.tar.gz and .pkg.tar.xz */
const gchar *mime_types[] = {
"application/x-compressed-tar",
"application/x-xz-compressed-tar",
NULL };
return g_strdupv ((gchar **) mime_types);
}
void
pk_alpm_run (PkBackendJob *job, PkStatusEnum status, PkBackendJobThreadFunc func, gpointer data)
{
PkBackend *backend = pk_backend_job_get_backend (job);
PkBackendAlpmPrivate *priv = pk_backend_get_user_data (backend);
g_return_if_fail (func != NULL);
if (priv->localdb_changed) {
pk_backend_destroy (backend);
pk_backend_initialize (NULL, backend);
pk_backend_installed_db_changed (backend);
}
pk_backend_job_set_allow_cancel (job, TRUE);
pk_backend_job_set_status (job, status);
pk_backend_job_thread_create (job, func, data, NULL);
}
gboolean
pk_alpm_finish (PkBackendJob *job, GError *error)
{
if (error != NULL)
pk_alpm_error_emit (job, error);
return (error == NULL);
}
void
pk_backend_start_job (PkBackend *backend, PkBackendJob *job)
{
pk_alpm_environment_initialize (job);
}
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