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broker.go
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broker.go
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/*
* Copyright (c) 2019-2021. 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 broker
import (
"strconv"
"github.com/micro/go-micro/registry"
"github.com/micro/go-micro/selector"
)
type brokerSelector struct {
so selector.Options
hostname string
port string
}
func NewSelector(hostname, port string, opts ...selector.Option) selector.Selector {
r := &brokerSelector{}
sopts := selector.Options{}
for _, opt := range opts {
opt(&sopts)
}
r.so = sopts
r.hostname = hostname
r.port = port
return r
}
func (r *brokerSelector) Init(opts ...selector.Option) error {
for _, o := range opts {
o(&r.so)
}
return nil
}
func (r *brokerSelector) Options() selector.Options {
return r.so
}
// Select returns a function which should return the next node
func (r *brokerSelector) Select(service string, opts ...selector.SelectOption) (selector.Next, error) {
hostname := r.hostname
port, err := strconv.Atoi(r.port)
if err != nil {
return nil, err
}
return func() (*registry.Node, error) {
return ®istry.Node{
Id: "pydio.grpc.broker",
Address: hostname,
Port: port,
}, nil
}, nil
}
// Mark sets the success/error against a node
func (r *brokerSelector) Mark(service string, node *registry.Node, err error) {
}
// Reset returns state back to zero for a service
func (r *brokerSelector) Reset(service string) {
}
// Close renders the selector unusable
func (r *brokerSelector) Close() error {
return nil
}
// Name of the selector
func (r *brokerSelector) String() string {
return "broker"
}