90 lines
2.9 KiB
Go
90 lines
2.9 KiB
Go
/*
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* Copyright 2020 The Dragonfly Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package rpcserver
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import (
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"context"
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"google.golang.org/grpc"
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"google.golang.org/grpc/health"
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healthpb "google.golang.org/grpc/health/grpc_health_v1"
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empty "google.golang.org/protobuf/types/known/emptypb"
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"d7y.io/dragonfly/v2/pkg/rpc"
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"d7y.io/dragonfly/v2/pkg/rpc/scheduler"
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"d7y.io/dragonfly/v2/scheduler/metrics"
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"d7y.io/dragonfly/v2/scheduler/resource"
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"d7y.io/dragonfly/v2/scheduler/service"
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)
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// Server is grpc sercer
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type Server struct {
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// Service interface
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service *service.Service
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// GRPC UnimplementedSchedulerServer interface
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scheduler.UnimplementedSchedulerServer
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}
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// New returns a new transparent scheduler server from the given options
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func New(service *service.Service, opts ...grpc.ServerOption) *grpc.Server {
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svr := &Server{service: service}
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grpcServer := grpc.NewServer(append(rpc.DefaultServerOptions, opts...)...)
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// Register servers on grpc server
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scheduler.RegisterSchedulerServer(grpcServer, svr)
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healthpb.RegisterHealthServer(grpcServer, health.NewServer())
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return grpcServer
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}
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// RegisterPeerTask registers peer and triggers CDN download task
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func (s *Server) RegisterPeerTask(ctx context.Context, req *scheduler.PeerTaskRequest) (*scheduler.RegisterResult, error) {
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bizTag := resource.DefaultBizTag
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if req.UrlMeta.Tag != "" {
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bizTag = req.UrlMeta.Tag
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}
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metrics.RegisterPeerTaskCount.WithLabelValues(bizTag).Inc()
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resp, err := s.service.RegisterPeerTask(ctx, req)
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if err != nil {
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metrics.RegisterPeerTaskFailureCount.WithLabelValues(bizTag).Inc()
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} else {
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metrics.PeerTaskCounter.WithLabelValues(bizTag, resp.SizeScope.String()).Inc()
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}
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return resp, err
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}
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// ReportPieceResult handles the piece information reported by dfdaemon
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func (s *Server) ReportPieceResult(stream scheduler.Scheduler_ReportPieceResultServer) error {
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metrics.ConcurrentScheduleGauge.Inc()
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defer metrics.ConcurrentScheduleGauge.Dec()
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return s.service.ReportPieceResult(stream)
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}
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// ReportPeerResult handles peer result reported by dfdaemon
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func (s *Server) ReportPeerResult(ctx context.Context, req *scheduler.PeerResult) (*empty.Empty, error) {
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return new(empty.Empty), s.service.ReportPeerResult(ctx, req)
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}
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// LeaveTask makes the peer unschedulable
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func (s *Server) LeaveTask(ctx context.Context, req *scheduler.PeerTarget) (*empty.Empty, error) {
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return new(empty.Empty), s.service.LeaveTask(ctx, req)
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}
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