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mux.go
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mux.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 stubs
import (
"context"
"fmt"
"strings"
"google.golang.org/grpc"
)
type MuxService struct {
servers map[string]grpc.ClientConnInterface
}
func (m *MuxService) Register(serviceName string, conn grpc.ClientConnInterface) {
if m.servers == nil {
m.servers = make(map[string]grpc.ClientConnInterface)
}
m.servers[serviceName] = conn
}
func (m *MuxService) Invoke(ctx context.Context, method string, args interface{}, reply interface{}, opts ...grpc.CallOption) error {
if m.servers == nil {
return fmt.Errorf("mux service not has no registers")
}
srvName := strings.Split(strings.TrimLeft(method, "/"), "/")[0]
if conn, ok := m.servers[srvName]; ok {
return conn.Invoke(ctx, method, args, reply, opts...)
} else {
return fmt.Errorf("cannot find associated service for " + srvName)
}
}
func (m *MuxService) NewStream(ctx context.Context, desc *grpc.StreamDesc, method string, opts ...grpc.CallOption) (grpc.ClientStream, error) {
if m.servers == nil {
return nil, fmt.Errorf("mux service not has no registers")
}
srvName := strings.Split(strings.TrimLeft(method, "/"), "/")[0]
if conn, ok := m.servers[srvName]; ok {
return conn.NewStream(ctx, desc, method, opts...)
} else {
return nil, fmt.Errorf("cannot find associated service for " + srvName)
}
}