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node.go
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node.go
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/*
* Copyright (c) 2019-2022. Abstrium SAS <team (at) pydio.com>
* This file is part of Pydio Cells.
*
* Pydio Cells 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.
*
* Pydio Cells 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 Pydio Cells. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*/
package util
import (
"strings"
"golang.org/x/exp/maps"
"google.golang.org/protobuf/proto"
pb "github.com/pydio/cells/v4/common/proto/registry"
"github.com/pydio/cells/v4/common/registry"
"github.com/pydio/cells/v4/common/runtime"
"github.com/pydio/cells/v4/common/utils/merger"
"github.com/pydio/cells/v4/common/utils/uuid"
)
func CreateNode() registry.Node {
builder := strings.Builder{}
builder.WriteString("process ")
builder.WriteString(runtime.GetHostname())
builder.WriteString("/")
builder.WriteString(runtime.GetPID())
i := &pb.Item{
Id: uuid.New(),
Name: builder.String(),
Metadata: make(map[string]string),
}
n := &pb.Node{}
return &node{I: i, D: n}
}
func ToProtoNode(d registry.Node) *pb.Node {
if dd, ok := d.(*node); ok {
return dd.D
}
return &pb.Node{}
}
func ToNode(i *pb.Item, d *pb.Node) registry.Node {
return &node{I: i, D: d}
}
type node struct {
I *pb.Item
D *pb.Node
}
func (n *node) Hostname() string {
return n.D.Hostname
}
func (n *node) IPs() []string {
return n.D.GetIps()
}
func (n *node) AdvertiseIP() string {
return n.D.GetAdvertiseIp()
}
func (n *node) Equals(differ merger.Differ) bool {
if di, ok := differ.(*node); ok {
return di.ID() == n.ID() && n.Name() == di.Name()
}
return false
}
func (n *node) IsDeletable(m map[string]string) bool {
return true
}
func (n *node) IsMergeable(differ merger.Differ) bool {
return n.ID() == differ.GetUniqueId()
}
func (n *node) GetUniqueId() string {
return n.ID()
}
func (n *node) Merge(differ merger.Differ, m map[string]string) (merger.Differ, error) {
return differ, nil
}
func (n *node) Name() string {
return n.I.Name
}
func (n *node) ID() string {
return n.I.Id
}
func (n *node) Metadata() map[string]string {
if n.I.Metadata == nil {
return map[string]string{}
}
return maps.Clone(n.I.Metadata)
}
func (n *node) SetMetadata(meta map[string]string) {
n.I.Metadata = meta
}
func (n *node) As(i interface{}) bool {
if ii, ok := i.(*registry.Node); ok {
*ii = n
return true
}
return false
}
func (n *node) Clone() interface{} {
clone := &node{}
clone.I = proto.Clone(n.I).(*pb.Item)
clone.D = proto.Clone(n.D).(*pb.Node)
return clone
}