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flatpak-builder/lib/xdg-app-installation.c

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/*
* Copyright © 2015 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 License, 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 <http://www.gnu.org/licenses/>.
*
* Authors:
* Alexander Larsson <alexl@redhat.com>
*/
#include "config.h"
#include <string.h>
#include "libgsystem.h"
#include "xdg-app-utils.h"
#include "xdg-app-installation.h"
#include "xdg-app-installed-ref-private.h"
#include "xdg-app-remote-private.h"
#include "xdg-app-remote-ref-private.h"
#include "xdg-app-enum-types.h"
#include "xdg-app-dir.h"
#include "xdg-app-run.h"
#include "xdg-app-error.h"
typedef struct _XdgAppInstallationPrivate XdgAppInstallationPrivate;
struct _XdgAppInstallationPrivate
{
XdgAppDir *dir;
};
G_DEFINE_TYPE_WITH_PRIVATE (XdgAppInstallation, xdg_app_installation, G_TYPE_OBJECT)
enum {
PROP_0,
};
static void
xdg_app_installation_finalize (GObject *object)
{
XdgAppInstallation *self = XDG_APP_INSTALLATION (object);
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_object_unref (priv->dir);
G_OBJECT_CLASS (xdg_app_installation_parent_class)->finalize (object);
}
static void
xdg_app_installation_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
switch (prop_id)
{
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
xdg_app_installation_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
switch (prop_id)
{
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
xdg_app_installation_class_init (XdgAppInstallationClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->get_property = xdg_app_installation_get_property;
object_class->set_property = xdg_app_installation_set_property;
object_class->finalize = xdg_app_installation_finalize;
}
static void
xdg_app_installation_init (XdgAppInstallation *self)
{
}
static XdgAppInstallation *
xdg_app_installation_new_for_dir (XdgAppDir *dir,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallation *self;
XdgAppInstallationPrivate *priv;
if (!xdg_app_dir_ensure_repo (dir, NULL, error))
{
g_object_unref (dir);
return NULL;
}
self = g_object_new (XDG_APP_TYPE_INSTALLATION, NULL);
priv = xdg_app_installation_get_instance_private (self);
priv->dir = dir;
return self;
}
XdgAppInstallation *
xdg_app_installation_new_system (GCancellable *cancellable,
GError **error)
{
return xdg_app_installation_new_for_dir (xdg_app_dir_get_system (), cancellable, error);
}
XdgAppInstallation *
xdg_app_installation_new_user (GCancellable *cancellable,
GError **error)
{
return xdg_app_installation_new_for_dir (xdg_app_dir_get_user (), cancellable, error);
}
XdgAppInstallation *
xdg_app_installation_new_for_path (GFile *path, gboolean user,
GCancellable *cancellable,
GError **error)
{
return xdg_app_installation_new_for_dir (xdg_app_dir_new (path, user), cancellable, error);
}
gboolean
xdg_app_installation_get_is_user (XdgAppInstallation *self)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
return xdg_app_dir_is_user (priv->dir);
}
/**
* xdg_app_installation_launch:
* @self: a #XdgAppInstallation
* @name: name of the app to launch
* @arch: (nullable): which architecture to launch (default: current architecture)
* @branch: (nullable): which branch of the application (default: 'master')
* @commit: (nullable): the commit of @branch to launch
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Launch an installed application.
*
* You can use xdg_app_installation_get_installed_ref() or
* xdg_app_installation_get_current_installed_app() to find out what builds
* are available, in order to get a value for @commit.
*
*/
gboolean
xdg_app_installation_launch (XdgAppInstallation *self,
const char *name,
const char *arch,
const char *branch,
const char *commit,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autofree char *app_ref = NULL;
g_autoptr(XdgAppDeploy) app_deploy = NULL;
app_ref =
xdg_app_build_app_ref (name, branch, arch);
app_deploy =
xdg_app_dir_load_deployed (priv->dir, app_ref,
commit,
cancellable, error);
if (app_deploy == NULL)
return FALSE;
return xdg_app_run_app (app_ref,
app_deploy,
NULL, NULL,
NULL,
XDG_APP_RUN_FLAG_BACKGROUND,
NULL,
NULL, 0,
cancellable, error);
}
static XdgAppInstalledRef *
get_ref (XdgAppInstallation *self,
const char *full_ref,
GCancellable *cancellable)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_auto(GStrv) parts = NULL;
g_autofree char *origin = NULL;
g_autofree char *commit = NULL;
g_autoptr(GFile) deploy_dir = NULL;
g_autoptr(GFile) deploy_subdir = NULL;
g_autofree char *deploy_path = NULL;
g_autofree char *latest_commit = NULL;
gboolean is_current = FALSE;
guint64 installed_size = 0;
parts = g_strsplit (full_ref, "/", -1);
origin = xdg_app_dir_get_origin (priv->dir, full_ref, NULL, NULL);
commit = xdg_app_dir_read_active (priv->dir, full_ref, cancellable);
deploy_dir = xdg_app_dir_get_deploy_dir (priv->dir, full_ref);
if (deploy_dir && commit)
{
deploy_subdir = g_file_get_child (deploy_dir, commit);
deploy_path = g_file_get_path (deploy_subdir);
}
if (strcmp (parts[0], "app") == 0)
{
g_autofree char *current =
xdg_app_dir_current_ref (priv->dir, parts[1], cancellable);
if (current && strcmp (full_ref, current) == 0)
is_current = TRUE;
}
latest_commit = xdg_app_dir_read_latest (priv->dir, origin, full_ref, NULL, NULL);
if (!xdg_app_dir_get_installed_size (priv->dir,
commit, &installed_size,
cancellable,
NULL))
installed_size = 0;
return xdg_app_installed_ref_new (full_ref,
commit,
latest_commit,
origin,
deploy_path,
installed_size,
is_current);
}
/**
* xdg_app_installation_get_installed_ref:
* @self: a #XdgAppInstallation
* @kind: whether this is an app or runtime
* @name: name of the app/runtime to fetch
* @arch: (nullable): which architecture to fetch (default: current architecture)
* @branch: (nullable): which branch to fetch (default: 'master')
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Returns information about an installed app or runtime, such as the
* available builds, its size, location, etc.
*
* Returns: (transfer full): an #XdgAppInstalledRef
*/
XdgAppInstalledRef *
xdg_app_installation_get_installed_ref (XdgAppInstallation *self,
XdgAppRefKind kind,
const char *name,
const char *arch,
const char *branch,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autoptr(GFile) deploy = NULL;
g_autofree char *ref = NULL;
if (arch == NULL)
arch = xdg_app_get_arch ();
if (kind == XDG_APP_REF_KIND_APP)
ref = xdg_app_build_app_ref (name, branch, arch);
else
ref = xdg_app_build_runtime_ref (name, branch, arch);
deploy = xdg_app_dir_get_if_deployed (priv->dir,
ref, NULL, cancellable);
if (deploy == NULL)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND,
"Ref %s no installed", ref);
return NULL;
}
return get_ref (self, ref, cancellable);
}
/**
* xdg_app_installation_get_current_installed_app:
* @self: a #XdgAppInstallation
* @name: the name of the app
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Get the last build of app @name that was installed with
* xdg_app_installation_install(), or %NULL if the app has never been installed
* locally.
*
* Returns: (transfer full): an #XdgAppInstalledRef
*/
XdgAppInstalledRef *
xdg_app_installation_get_current_installed_app (XdgAppInstallation *self,
const char *name,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autoptr(GFile) deploy = NULL;
g_autofree char *current =
xdg_app_dir_current_ref (priv->dir, name, cancellable);
if (current)
deploy = xdg_app_dir_get_if_deployed (priv->dir,
current, NULL, cancellable);
if (deploy == NULL)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND,
"App %s no installed", name);
return NULL;
}
return get_ref (self, current, cancellable);
}
/**
* xdg_app_installation_list_installed_refs:
* @self: a #XdgAppInstallation
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Lists the installed references.
*
* Returns: (transfer container) (element-type XdgAppInstalledRef): an GPtrArray of
* #XdgAppInstalledRef instances
*/
GPtrArray *
xdg_app_installation_list_installed_refs (XdgAppInstallation *self,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_auto(GStrv) raw_refs_app = NULL;
g_auto(GStrv) raw_refs_runtime = NULL;
g_autoptr(GPtrArray) refs = g_ptr_array_new_with_free_func (g_object_unref);
int i;
if (!xdg_app_dir_list_refs (priv->dir,
"app",
&raw_refs_app,
cancellable, error))
return NULL;
for (i = 0; raw_refs_app[i] != NULL; i++)
g_ptr_array_add (refs,
get_ref (self, raw_refs_app[i], cancellable));
if (!xdg_app_dir_list_refs (priv->dir,
"runtime",
&raw_refs_runtime,
cancellable, error))
return NULL;
for (i = 0; raw_refs_runtime[i] != NULL; i++)
g_ptr_array_add (refs,
get_ref (self, raw_refs_runtime[i], cancellable));
return g_steal_pointer (&refs);
}
/**
* xdg_app_installation_list_installed_refs_by_kind:
* @self: a #XdgAppInstallation
* @kind: the kind of installation
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Lists the installed references of a specific kind.
*
* Returns: (transfer container) (element-type XdgAppInstalledRef): an GPtrArray of
* #XdgAppInstalledRef instances
*/
GPtrArray *
xdg_app_installation_list_installed_refs_by_kind (XdgAppInstallation *self,
XdgAppRefKind kind,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_auto(GStrv) raw_refs = NULL;
g_autoptr(GPtrArray) refs = g_ptr_array_new_with_free_func (g_object_unref);
int i;
if (!xdg_app_dir_list_refs (priv->dir,
kind == XDG_APP_REF_KIND_APP ? "app" : "runtime",
&raw_refs,
cancellable, error))
return NULL;
for (i = 0; raw_refs[i] != NULL; i++)
g_ptr_array_add (refs,
get_ref (self, raw_refs[i], cancellable));
return g_steal_pointer (&refs);
}
/**
* xdg_app_installation_list_installed_refs_for_update:
* @self: a #XdgAppInstallation
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Lists the installed references that has a remote update that is not
* locally available. However, even though an app is not returned by this
* it can have local updates available that has not been deployed. Look
* at commit vs latest_commit on installed apps for this.
*
* Returns: (transfer container) (element-type XdgAppInstalledRef): an GPtrArray of
* #XdgAppInstalledRef instances
*/
GPtrArray *
xdg_app_installation_list_installed_refs_for_update (XdgAppInstallation *self,
GCancellable *cancellable,
GError **error)
{
g_autoptr(GPtrArray) updates = NULL;
g_autoptr(GPtrArray) installed = NULL;
g_autoptr(GPtrArray) remotes = NULL;
g_autoptr(GHashTable) ht = NULL;
int i, j;
ht = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
remotes = xdg_app_installation_list_remotes (self, cancellable, error);
if (remotes == NULL)
return NULL;
for (i = 0; i < remotes->len; i++)
{
XdgAppRemote *remote = g_ptr_array_index (remotes, i);
g_autoptr(GPtrArray) refs = NULL;
g_autoptr(GError) local_error = NULL;
/* We ignore errors here. we don't want one remote to fail us */
refs = xdg_app_installation_list_remote_refs_sync (self,
xdg_app_remote_get_name (remote),
cancellable, &local_error);
if (refs != NULL)
{
for (j = 0; j < refs->len; j++)
{
XdgAppRemoteRef *remote_ref = g_ptr_array_index (refs, j);
g_autofree char *full_ref = xdg_app_ref_format_ref (XDG_APP_REF (remote_ref));
g_autofree char *key = g_strdup_printf ("%s:%s", xdg_app_remote_get_name (remote),
full_ref);
g_hash_table_insert (ht, g_steal_pointer (&key),
g_strdup (xdg_app_ref_get_commit (XDG_APP_REF (remote_ref))));
}
}
else
{
g_debug ("Update: Failed to read remote %s: %s\n",
xdg_app_remote_get_name (remote),
local_error->message);
}
}
installed = xdg_app_installation_list_installed_refs (self, cancellable, error);
if (installed == NULL)
return NULL;
updates = g_ptr_array_new_with_free_func (g_object_unref);
for (i = 0; i < installed->len; i++)
{
XdgAppInstalledRef *installed_ref = g_ptr_array_index (installed, i);
g_autofree char *full_ref = xdg_app_ref_format_ref (XDG_APP_REF (installed_ref));
g_autofree char *key = g_strdup_printf ("%s:%s", xdg_app_installed_ref_get_origin (installed_ref),
full_ref);
const char *remote_ref = g_hash_table_lookup (ht, key);
if (remote_ref != NULL &&
g_strcmp0 (remote_ref,
xdg_app_installed_ref_get_latest_commit (installed_ref)) != 0)
g_ptr_array_add (updates, g_object_ref (installed_ref));
}
return g_steal_pointer (&updates);
}
/**
* xdg_app_installation_list_remotes:
* @self: a #XdgAppInstallation
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Lists the remotes, in priority (highest first) order. For same priority,
* earlier added remote comes before a later added one.
*
* Returns: (transfer container) (element-type XdgAppRemote): an GPtrArray of
* #XdgAppRemote instances
*/
GPtrArray *
xdg_app_installation_list_remotes (XdgAppInstallation *self,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_auto(GStrv) remote_names = NULL;
g_autoptr(GPtrArray) remotes = g_ptr_array_new_with_free_func (g_object_unref);
int i;
remote_names = xdg_app_dir_list_remotes (priv->dir, cancellable, error);
if (remote_names == NULL)
return NULL;
for (i = 0; remote_names[i] != NULL; i++)
g_ptr_array_add (remotes,
xdg_app_remote_new (priv->dir, remote_names[i]));
return g_steal_pointer (&remotes);
}
char *
xdg_app_installation_load_app_overrides (XdgAppInstallation *self,
const char *app_id,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autofree char *metadata_contents = NULL;
gsize metadata_size;
metadata_contents = xdg_app_dir_load_override (priv->dir, app_id, &metadata_size, error);
if (metadata_contents == NULL)
return NULL;
return metadata_contents;
}
static void
progress_cb (OstreeAsyncProgress *progress, gpointer user_data)
{
XdgAppProgressCallback progress_cb = g_object_get_data (G_OBJECT (progress), "callback");
guint last_progress = GPOINTER_TO_UINT(g_object_get_data (G_OBJECT (progress), "last_progress"));
GString *buf;
g_autofree char *status = NULL;
guint outstanding_fetches;
guint outstanding_metadata_fetches;
guint outstanding_writes;
guint n_scanned_metadata;
guint fetched_delta_parts;
guint total_delta_parts;
guint64 bytes_transferred;
guint64 total_delta_part_size;
guint fetched;
guint metadata_fetched;
guint requested;
guint64 ellapsed_time;
guint new_progress = 0;
gboolean estimating = FALSE;
buf = g_string_new ("");
status = ostree_async_progress_get_status (progress);
outstanding_fetches = ostree_async_progress_get_uint (progress, "outstanding-fetches");
outstanding_metadata_fetches = ostree_async_progress_get_uint (progress, "outstanding-metadata-fetches");
outstanding_writes = ostree_async_progress_get_uint (progress, "outstanding-writes");
n_scanned_metadata = ostree_async_progress_get_uint (progress, "scanned-metadata");
fetched_delta_parts = ostree_async_progress_get_uint (progress, "fetched-delta-parts");
total_delta_parts = ostree_async_progress_get_uint (progress, "total-delta-parts");
total_delta_part_size = ostree_async_progress_get_uint64 (progress, "total-delta-part-size");
bytes_transferred = ostree_async_progress_get_uint64 (progress, "bytes-transferred");
fetched = ostree_async_progress_get_uint (progress, "fetched");
metadata_fetched = ostree_async_progress_get_uint (progress, "metadata-fetched");
requested = ostree_async_progress_get_uint (progress, "requested");
ellapsed_time = (g_get_monotonic_time () - ostree_async_progress_get_uint64 (progress, "start-time")) / G_USEC_PER_SEC;
if (status)
{
g_string_append (buf, status);
}
else if (outstanding_fetches)
{
guint64 bytes_sec = bytes_transferred / ellapsed_time;
g_autofree char *formatted_bytes_transferred =
g_format_size_full (bytes_transferred, 0);
g_autofree char *formatted_bytes_sec = NULL;
if (!bytes_sec) // Ignore first second
formatted_bytes_sec = g_strdup ("-");
else
{
formatted_bytes_sec = g_format_size (bytes_sec);
}
if (total_delta_parts > 0)
{
g_autofree char *formatted_total =
g_format_size (total_delta_part_size);
g_string_append_printf (buf, "Receiving delta parts: %u/%u %s/s %s/%s",
fetched_delta_parts, total_delta_parts,
formatted_bytes_sec, formatted_bytes_transferred,
formatted_total);
new_progress = (100 * bytes_transferred) / total_delta_part_size;
}
else if (outstanding_metadata_fetches)
{
/* At this point we don't really know how much data there is, so we have to make a guess.
* Since its really hard to figure out early how much data there is we report 1% until
* all objects are scanned. */
new_progress = 1;
estimating = TRUE;
g_string_append_printf (buf, "Receiving metadata objects: %u/(estimating) %s/s %s",
metadata_fetched, formatted_bytes_sec, formatted_bytes_transferred);
}
else
{
new_progress = (100 * fetched) / requested;
g_string_append_printf (buf, "Receiving objects: %u%% (%u/%u) %s/s %s",
(guint)((((double)fetched) / requested) * 100),
fetched, requested, formatted_bytes_sec, formatted_bytes_transferred);
}
}
else if (outstanding_writes)
{
g_string_append_printf (buf, "Writing objects: %u", outstanding_writes);
}
else
{
g_string_append_printf (buf, "Scanning metadata: %u", n_scanned_metadata);
}
if (new_progress < last_progress)
new_progress = last_progress;
g_object_set_data (G_OBJECT (progress), "last_progress", GUINT_TO_POINTER(new_progress));
progress_cb (buf->str, new_progress, estimating, user_data);
g_string_free (buf, TRUE);
}
/**
* xdg_app_installation_install:
* @self: a #XdgAppInstallation
* @remote_name: name of the remote to use
* @kind: what this ref contains (an #XdgAppRefKind)
* @name: name of the app/runtime to fetch
* @arch: (nullable): which architecture to fetch (default: current architecture)
* @branch: (nullable): which branch to fetch (default: 'master')
* @progress: (scope call): progress callback
* @progress_data: user data passed to @progress
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Install a new ref.
*
* Returns: (transfer full): The ref for the newly installed app or %NULL on failure
*/
XdgAppInstalledRef *
xdg_app_installation_install (XdgAppInstallation *self,
const char *remote_name,
XdgAppRefKind kind,
const char *name,
const char *arch,
const char *branch,
XdgAppProgressCallback progress,
gpointer progress_data,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autofree char *ref = NULL;
gboolean created_deploy_base = FALSE;
g_autoptr(GFile) deploy_base = NULL;
g_autoptr(XdgAppDir) dir_clone = NULL;
g_autoptr(GMainContext) main_context = NULL;
g_autoptr(OstreeAsyncProgress) ostree_progress = NULL;
XdgAppInstalledRef *result = NULL;
g_autoptr(GError) local_error = NULL;
g_auto(GLnxLockFile) lock = GLNX_LOCK_FILE_INIT;
ref = xdg_app_compose_ref (kind == XDG_APP_REF_KIND_APP, name, branch, arch, error);
if (ref == NULL)
return NULL;
deploy_base = xdg_app_dir_get_deploy_dir (priv->dir, ref);
if (g_file_query_exists (deploy_base, cancellable))
{
g_set_error (error,
XDG_APP_ERROR, XDG_APP_ERROR_ALREADY_INSTALLED,
"%s branch %s already installed", name, branch ? branch : "master");
goto out;
}
/* Pull, prune, etc are not threadsafe, so we work on a copy */
dir_clone = xdg_app_dir_clone (priv->dir);
/* Work around ostree-pull spinning the default main context for the sync calls */
main_context = g_main_context_new ();
g_main_context_push_thread_default (main_context);
if (progress)
{
ostree_progress = ostree_async_progress_new_and_connect (progress_cb, progress_data);
g_object_set_data (G_OBJECT (ostree_progress), "callback", progress);
g_object_set_data (G_OBJECT (ostree_progress), "last_progress", GUINT_TO_POINTER(0));
}
if (!xdg_app_dir_pull (dir_clone, remote_name, ref,
ostree_progress, cancellable, error))
goto out;
if (!xdg_app_dir_lock (dir_clone, &lock,
cancellable, error))
goto out;
if (!g_file_make_directory_with_parents (deploy_base, cancellable, &local_error))
{
if (g_error_matches (local_error, G_IO_ERROR, G_IO_ERROR_EXISTS))
g_set_error (error,
XDG_APP_ERROR, XDG_APP_ERROR_ALREADY_INSTALLED,
"%s branch %s already installed", name, branch ? branch : "master");
else
g_propagate_error (error, g_steal_pointer (&local_error));
goto out;
}
created_deploy_base = TRUE;
if (!xdg_app_dir_set_origin (dir_clone, ref, remote_name, cancellable, error))
goto out;
if (!xdg_app_dir_deploy (dir_clone, ref, NULL, cancellable, error))
goto out;
if (kind == XDG_APP_REF_KIND_APP)
{
if (!xdg_app_dir_make_current_ref (dir_clone, ref, cancellable, error))
goto out;
if (!xdg_app_dir_update_exports (dir_clone, name, cancellable, error))
goto out;
}
result = get_ref (self, ref, cancellable);
glnx_release_lock_file (&lock);
xdg_app_dir_cleanup_removed (dir_clone, cancellable, NULL);
if (!xdg_app_dir_mark_changed (dir_clone, error))
goto out;
out:
if (main_context)
g_main_context_pop_thread_default (main_context);
if (created_deploy_base && result == NULL)
gs_shutil_rm_rf (deploy_base, cancellable, NULL);
if (ostree_progress)
ostree_async_progress_finish (ostree_progress);
return result;
}
/**
* xdg_app_installation_update:
* @self: a #XdgAppInstallation
* @flags: an #XdgAppUpdateFlags variable
* @kind: whether this is an app or runtime
* @name: name of the app or runtime to update
* @arch: (nullable): architecture of the app or runtime to update (default: current architecture)
* @branch: (nullable): name of the branch of the app or runtime to update (default: master)
* @progress: (scope call): the callback
* @progress_data: user data passed to @progress
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Update a ref.
*
* Returns: (transfer full): The ref for the newly updated app (or the same if no update) or %NULL on failure
*/
XdgAppInstalledRef *
xdg_app_installation_update (XdgAppInstallation *self,
XdgAppUpdateFlags flags,
XdgAppRefKind kind,
const char *name,
const char *arch,
const char *branch,
XdgAppProgressCallback progress,
gpointer progress_data,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autofree char *ref = NULL;
g_autoptr(GFile) deploy_base = NULL;
g_autoptr(XdgAppDir) dir_clone = NULL;
g_autoptr(GMainContext) main_context = NULL;
g_autoptr(OstreeAsyncProgress) ostree_progress = NULL;
g_autofree char *remote_name = NULL;
XdgAppInstalledRef *result = NULL;
gboolean was_updated = FALSE;
g_auto(GLnxLockFile) lock = GLNX_LOCK_FILE_INIT;
ref = xdg_app_compose_ref (kind == XDG_APP_REF_KIND_APP, name, branch, arch, error);
if (ref == NULL)
return NULL;
deploy_base = xdg_app_dir_get_deploy_dir (priv->dir, ref);
if (!g_file_query_exists (deploy_base, cancellable))
{
g_set_error (error,
XDG_APP_ERROR, XDG_APP_ERROR_NOT_INSTALLED,
"%s branch %s is not installed", name, branch ? branch : "master");
return NULL;
}
remote_name = xdg_app_dir_get_origin (priv->dir, ref, cancellable, error);
if (remote_name == NULL)
return NULL;
/* Pull, prune, etc are not threadsafe, so we work on a copy */
dir_clone = xdg_app_dir_clone (priv->dir);
/* Work around ostree-pull spinning the default main context for the sync calls */
main_context = g_main_context_new ();
g_main_context_push_thread_default (main_context);
if (progress)
{
ostree_progress = ostree_async_progress_new_and_connect (progress_cb, progress_data);
g_object_set_data (G_OBJECT (ostree_progress), "callback", progress);
g_object_set_data (G_OBJECT (ostree_progress), "last_progress", GUINT_TO_POINTER(0));
}
if ((flags & XDG_APP_UPDATE_FLAGS_NO_PULL) == 0)
{
if (!xdg_app_dir_pull (dir_clone, remote_name, ref,
ostree_progress, cancellable, error))
goto out;
}
if ((flags & XDG_APP_UPDATE_FLAGS_NO_DEPLOY) == 0)
{
if (!xdg_app_dir_lock (dir_clone, &lock,
cancellable, error))
goto out;
if (!xdg_app_dir_deploy_update (dir_clone, ref, NULL, &was_updated, cancellable, error))
return FALSE;
if (was_updated && kind == XDG_APP_REF_KIND_APP)
{
if (!xdg_app_dir_update_exports (dir_clone, name, cancellable, error))
goto out;
}
}
result = get_ref (self, ref, cancellable);
glnx_release_lock_file (&lock);
if (was_updated)
{
if (!xdg_app_dir_prune (dir_clone, cancellable, error))
goto out;
if (!xdg_app_dir_mark_changed (dir_clone, error))
goto out;
}
xdg_app_dir_cleanup_removed (dir_clone, cancellable, NULL);
out:
if (main_context)
g_main_context_pop_thread_default (main_context);
if (ostree_progress)
ostree_async_progress_finish (ostree_progress);
return result;
}
/**
* xdg_app_installation_uninstall:
* @self: a #XdgAppInstallation
* @kind: what this ref contains (an #XdgAppRefKind)
* @name: name of the app or runtime to uninstall
* @arch: architecture of the app or runtime to uninstall
* @branch: name of the branch of the app or runtime to uninstall
* @progress: (scope call): the callback
* @progress_data: user data passed to @progress
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Update a ref.
*
* Returns: %TRUE on success
*/
XDG_APP_EXTERN gboolean
xdg_app_installation_uninstall (XdgAppInstallation *self,
XdgAppRefKind kind,
const char *name,
const char *arch,
const char *branch,
XdgAppProgressCallback progress,
gpointer progress_data,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autofree char *ref = NULL;
g_autofree char *remote_name = NULL;
g_autofree char *current_ref = NULL;
g_autoptr(GFile) deploy_base = NULL;
g_autoptr(XdgAppDir) dir_clone = NULL;
gboolean was_deployed = FALSE;
g_auto(GLnxLockFile) lock = GLNX_LOCK_FILE_INIT;
ref = xdg_app_compose_ref (kind == XDG_APP_REF_KIND_APP, name, branch, arch, error);
if (ref == NULL)
return FALSE;
if (!xdg_app_dir_lock (dir_clone, &lock,
cancellable, error))
return FALSE;
deploy_base = xdg_app_dir_get_deploy_dir (priv->dir, ref);
if (!g_file_query_exists (deploy_base, cancellable))
{
g_set_error (error,
XDG_APP_ERROR, XDG_APP_ERROR_NOT_INSTALLED,
"%s branch %s is not installed", name, branch ? branch : "master");
return FALSE;
}
remote_name = xdg_app_dir_get_origin (priv->dir, ref, cancellable, error);
if (remote_name == NULL)
return FALSE;
/* prune, etc are not threadsafe, so we work on a copy */
dir_clone = xdg_app_dir_clone (priv->dir);
g_debug ("dropping active ref");
if (!xdg_app_dir_set_active (dir_clone, ref, NULL, cancellable, error))
return FALSE;
if (kind == XDG_APP_REF_KIND_APP)
{
current_ref = xdg_app_dir_current_ref (dir_clone, name, cancellable);
if (current_ref != NULL && strcmp (ref, current_ref) == 0)
{
g_debug ("dropping current ref");
if (!xdg_app_dir_drop_current_ref (dir_clone, name, cancellable, error))
return FALSE;
}
}
if (!xdg_app_dir_undeploy_all (dir_clone, ref, FALSE, &was_deployed, cancellable, error))
return FALSE;
if (!xdg_app_dir_remove_ref (dir_clone, remote_name, ref, cancellable, error))
return FALSE;
glnx_release_lock_file (&lock);
if (!xdg_app_dir_prune (dir_clone, cancellable, error))
return FALSE;
xdg_app_dir_cleanup_removed (dir_clone, cancellable, NULL);
if (!xdg_app_dir_mark_changed (dir_clone, error))
return FALSE;
if (!was_deployed)
{
g_set_error (error,
XDG_APP_ERROR, XDG_APP_ERROR_NOT_INSTALLED,
"%s branch %s is not installed", name, branch ? branch : "master");
return FALSE;
}
return TRUE;
}
gboolean
xdg_app_installation_fetch_remote_size_sync (XdgAppInstallation *self,
const char *remote_name,
const char *commit,
guint64 *download_size,
guint64 *installed_size,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
return xdg_app_dir_fetch_sizes (priv->dir, remote_name, commit,
download_size,
NULL,
NULL,
installed_size,
cancellable,
error);
}
GBytes *
xdg_app_installation_fetch_remote_metadata_sync (XdgAppInstallation *self,
const char *remote_name,
const char *commit,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autoptr(GBytes) bytes = NULL;
bytes = xdg_app_dir_fetch_metadata (priv->dir,
remote_name,
commit,
cancellable,
error);
if (bytes == NULL)
return NULL;
return g_steal_pointer (&bytes);
}
/**
* xdg_app_installation_list_remote_refs_sync:
* @self: a #XdgAppInstallation
* @remote_name: the name of the remote
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Lists all the refs in a remote.
*
* Returns: (transfer container) (element-type XdgAppInstalledRef): an GPtrArray of
* #XdgAppRemoteRef instances
*/
GPtrArray *
xdg_app_installation_list_remote_refs_sync (XdgAppInstallation *self,
const char *remote_name,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autoptr(GPtrArray) refs = g_ptr_array_new_with_free_func (g_object_unref);
g_autoptr(GHashTable) ht = NULL;
GHashTableIter iter;
gpointer key;
gpointer value;
if (!xdg_app_dir_list_remote_refs (priv->dir,
remote_name,
&ht,
cancellable,
error))
return NULL;
g_hash_table_iter_init (&iter, ht);
while (g_hash_table_iter_next (&iter, &key, &value))
{
const char *refspec = key;
const char *checksum = value;
XdgAppRemoteRef *ref;
ref = xdg_app_remote_ref_new (refspec, checksum, remote_name);
if (ref)
g_ptr_array_add (refs, ref);
}
return g_steal_pointer (&refs);
}
/**
* xdg_app_installation_fetch_remote_ref_sync:
* @self: a #XdgAppInstallation
* @remote_name: the name of the remote
* @kind: what this ref contains (an #XdgAppRefKind)
* @name: name of the app/runtime to fetch
* @arch: (nullable): which architecture to fetch (default: current architecture)
* @branch: (nullable): which branch to fetch (default: 'master')
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Gets the current remote branch of a ref in the remote.
*
* Returns: (transfer full): a #XdgAppRemoteRef instance, or %NULL
*/
XdgAppRemoteRef *
xdg_app_installation_fetch_remote_ref_sync (XdgAppInstallation *self,
const char *remote_name,
XdgAppRefKind kind,
const char *name,
const char *arch,
const char *branch,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autoptr(GHashTable) ht = NULL;
g_autofree char *ref = NULL;
const char *checksum;
if (branch == NULL)
branch = "master";
if (!xdg_app_dir_list_remote_refs (priv->dir,
remote_name,
&ht,
cancellable,
error))
return NULL;
if (kind == XDG_APP_REF_KIND_APP)
ref = xdg_app_build_app_ref (name,
branch,
arch);
else
ref = xdg_app_build_runtime_ref (name,
branch,
arch);
checksum = g_hash_table_lookup (ht, ref);
if (checksum != NULL)
return xdg_app_remote_ref_new (ref, checksum, remote_name);
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND,
"Reference %s doesn't exist in remote\n", ref);
return NULL;
}
static void
no_progress_cb (OstreeAsyncProgress *progress, gpointer user_data)
{
}
/**
* xdg_app_installation_update_appstream_sync:
* @self: a #XdgAppInstallation
* @remote_name: the name of the remote
* @arch: Architecture to update, or %NULL for the local machine arch
* @out_changed: (nullable): Set to %TRUE if the contents of the appstream changed, %FALSE if nothing changed
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Updates the local copy of appstream for @remote_name for the specified @arch.
*
* Returns: %TRUE on success, or %FALSE on error
*/
gboolean
xdg_app_installation_update_appstream_sync (XdgAppInstallation *self,
const char *remote_name,
const char *arch,
gboolean *out_changed,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autoptr(XdgAppDir) dir_clone = NULL;
g_autoptr(OstreeAsyncProgress) ostree_progress = NULL;
g_autoptr(GMainContext) main_context = NULL;
gboolean res;
/* Pull, prune, etc are not threadsafe, so we work on a copy */
dir_clone = xdg_app_dir_clone (priv->dir);
if (main_context)
g_main_context_pop_thread_default (main_context);
/* Work around ostree-pull spinning the default main context for the sync calls */
main_context = g_main_context_new ();
g_main_context_push_thread_default (main_context);
ostree_progress = ostree_async_progress_new_and_connect (no_progress_cb, NULL);
res = xdg_app_dir_update_appstream (dir_clone,
remote_name,
arch,
out_changed,
ostree_progress,
cancellable,
error);
g_main_context_pop_thread_default (main_context);
if (ostree_progress)
ostree_async_progress_finish (ostree_progress);
return res;
}
/**
* xdg_app_installation_create_monitor:
* @self: a #XdgAppInstallation
* @cancellable: (nullable): a #GCancellable
* @error: return location for a #GError
*
* Gets the current remote branch of a ref in the remote.
*
* Returns: (transfer full): a new #GFileMonitor instance, or %NULL on error
*/
GFileMonitor *
xdg_app_installation_create_monitor (XdgAppInstallation *self,
GCancellable *cancellable,
GError **error)
{
XdgAppInstallationPrivate *priv = xdg_app_installation_get_instance_private (self);
g_autoptr(GFile) path = NULL;
path = xdg_app_dir_get_changed_path (priv->dir);
return g_file_monitor_file (path, G_FILE_MONITOR_NONE,
cancellable, error);
}
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