mirror of
https://github.com/gravitational/teleport.git
synced 2026-11-04 02:21:02 +08:00
rosstimothy
dad8c4475c
Attempts to reduce some of the boilerplate required to marshal a resource by moving common resource idenfitier handling to a utility method. This currently only works for resources that are proto in nature and not plain structs(access lists, secreports, discovery config, etc.).
109 lines
2.9 KiB
Go
109 lines
2.9 KiB
Go
/*
|
|
* Teleport
|
|
* Copyright (C) 2023 Gravitational, Inc.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 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 Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package services
|
|
|
|
import (
|
|
"github.com/gravitational/trace"
|
|
|
|
"github.com/gravitational/teleport/api/types"
|
|
apiutils "github.com/gravitational/teleport/api/utils"
|
|
"github.com/gravitational/teleport/lib/utils"
|
|
)
|
|
|
|
// UnmarshalServerInfo unmarshals the ServerInfo resource from JSON.
|
|
func UnmarshalServerInfo(bytes []byte, opts ...MarshalOption) (types.ServerInfo, error) {
|
|
cfg, err := CollectOptions(opts)
|
|
if err != nil {
|
|
return nil, trace.Wrap(err)
|
|
}
|
|
|
|
if len(bytes) == 0 {
|
|
return nil, trace.BadParameter("missing server info data")
|
|
}
|
|
|
|
var si types.ServerInfoV1
|
|
if err := utils.FastUnmarshal(bytes, &si); err != nil {
|
|
return nil, trace.BadParameter(err.Error())
|
|
}
|
|
if err := si.CheckAndSetDefaults(); err != nil {
|
|
return nil, trace.Wrap(err)
|
|
}
|
|
if cfg.ID != 0 {
|
|
si.SetResourceID(cfg.ID)
|
|
}
|
|
if cfg.Revision != "" {
|
|
si.SetRevision(cfg.Revision)
|
|
}
|
|
if !cfg.Expires.IsZero() {
|
|
si.SetExpiry(cfg.Expires)
|
|
}
|
|
if si.Metadata.Expires != nil {
|
|
apiutils.UTC(si.Metadata.Expires)
|
|
}
|
|
|
|
return &si, nil
|
|
}
|
|
|
|
// MarshalServerInfo marshals the ServerInfo resource to JSON.
|
|
func MarshalServerInfo(si types.ServerInfo, opts ...MarshalOption) ([]byte, error) {
|
|
cfg, err := CollectOptions(opts)
|
|
if err != nil {
|
|
return nil, trace.Wrap(err)
|
|
}
|
|
|
|
switch si := si.(type) {
|
|
case *types.ServerInfoV1:
|
|
if err := si.CheckAndSetDefaults(); err != nil {
|
|
return nil, trace.Wrap(err)
|
|
}
|
|
|
|
bytes, err := utils.FastMarshal(maybeResetProtoResourceID(cfg.PreserveResourceID, si))
|
|
return bytes, trace.Wrap(err)
|
|
default:
|
|
return nil, trace.BadParameter("unrecognized server info version %T", si)
|
|
}
|
|
}
|
|
|
|
// UnmarshalServerInfos unmarshals a list of ServerInfo resources.
|
|
func UnmarshalServerInfos(bytes []byte) ([]types.ServerInfo, error) {
|
|
var serverInfos []types.ServerInfoV1
|
|
|
|
err := utils.FastUnmarshal(bytes, &serverInfos)
|
|
if err != nil {
|
|
return nil, trace.Wrap(err)
|
|
}
|
|
|
|
out := make([]types.ServerInfo, len(serverInfos))
|
|
for i := range serverInfos {
|
|
out[i] = types.ServerInfo(&serverInfos[i])
|
|
}
|
|
|
|
return out, nil
|
|
}
|
|
|
|
// MarshalServerInfos marshals a list of ServerInfo resources.
|
|
func MarshalServerInfos(si []types.ServerInfo) ([]byte, error) {
|
|
bytes, err := utils.FastMarshal(si)
|
|
if err != nil {
|
|
return nil, trace.Wrap(err)
|
|
}
|
|
|
|
return bytes, nil
|
|
}
|