gboolean
_ostree_sysroot_list_deployment_dirs_for_os (GFile *osdir,
GPtrArray *inout_deployments,
GCancellable *cancellable,
GError **error)
{
gboolean ret = FALSE;
const char *osname = gs_file_get_basename_cached (osdir);
gs_unref_object GFileEnumerator *dir_enum = NULL;
gs_unref_object GFile *osdeploy_dir = NULL;
GError *temp_error = NULL;
osdeploy_dir = g_file_get_child (osdir, "deploy");
dir_enum = g_file_enumerate_children (osdeploy_dir, OSTREE_GIO_FAST_QUERYINFO,
G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,
NULL, &temp_error);
if (!dir_enum)
{
if (g_error_matches (temp_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
{
g_clear_error (&temp_error);
goto done;
}
else
{
g_propagate_error (error, temp_error);
goto out;
}
}
while (TRUE)
{
const char *name;
GFileInfo *file_info = NULL;
GFile *child = NULL;
gs_unref_object OstreeDeployment *deployment = NULL;
gs_free char *csum = NULL;
gint deployserial;
if (!gs_file_enumerator_iterate (dir_enum, &file_info, &child,
cancellable, error))
goto out;
if (file_info == NULL)
break;
name = g_file_info_get_name (file_info);
if (g_file_info_get_file_type (file_info) != G_FILE_TYPE_DIRECTORY)
continue;
if (!_ostree_sysroot_parse_deploy_path_name (name, &csum, &deployserial, error))
goto out;
deployment = ostree_deployment_new (-1, osname, csum, deployserial, NULL, -1);
g_ptr_array_add (inout_deployments, g_object_ref (deployment));
}
done:
ret = TRUE;
out:
return ret;
}
static gboolean
parse_deployment (OstreeSysroot *self,
const char *boot_link,
OstreeDeployment **out_deployment,
GCancellable *cancellable,
GError **error)
{
gboolean ret = FALSE;
const char *relative_boot_link;
glnx_unref_object OstreeDeployment *ret_deployment = NULL;
int entry_boot_version;
int treebootserial = -1;
int deployserial = -1;
g_autofree char *osname = NULL;
g_autofree char *bootcsum = NULL;
g_autofree char *treecsum = NULL;
glnx_fd_close int deployment_dfd = -1;
const char *deploy_basename;
g_autofree char *treebootserial_target = NULL;
g_autofree char *deploy_dir = NULL;
GKeyFile *origin = NULL;
if (!ensure_sysroot_fd (self, error))
goto out;
if (!parse_bootlink (boot_link, &entry_boot_version,
&osname, &bootcsum, &treebootserial,
error))
goto out;
relative_boot_link = boot_link;
if (*relative_boot_link == '/')
relative_boot_link++;
treebootserial_target = glnx_readlinkat_malloc (self->sysroot_fd, relative_boot_link,
cancellable, error);
if (!treebootserial_target)
goto out;
deploy_basename = glnx_basename (treebootserial_target);
if (!_ostree_sysroot_parse_deploy_path_name (deploy_basename,
&treecsum, &deployserial, error))
goto out;
if (!glnx_opendirat (self->sysroot_fd, relative_boot_link, TRUE,
&deployment_dfd, error))
goto out;
if (!parse_origin (self, deployment_dfd, deploy_basename, &origin,
cancellable, error))
goto out;
ret_deployment = ostree_deployment_new (-1, osname, treecsum, deployserial,
bootcsum, treebootserial);
if (origin)
ostree_deployment_set_origin (ret_deployment, origin);
ret = TRUE;
gs_transfer_out_value (out_deployment, &ret_deployment);
out:
if (origin)
g_key_file_unref (origin);
return ret;
}
