mirror of
https://github.com/nezhahq/nezha.git
synced 2025-01-23 05:08:13 -05:00
60 lines
1.8 KiB
Go
60 lines
1.8 KiB
Go
package rpc
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import (
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"fmt"
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"net"
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"google.golang.org/grpc"
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"github.com/naiba/nezha/model"
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pb "github.com/naiba/nezha/proto"
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"github.com/naiba/nezha/service/dao"
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rpcService "github.com/naiba/nezha/service/rpc"
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)
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func ServeRPC(port uint) {
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server := grpc.NewServer()
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pb.RegisterNezhaServiceServer(server, &rpcService.NezhaHandler{
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Auth: &rpcService.AuthHandler{},
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})
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listen, err := net.Listen("tcp", fmt.Sprintf(":%d", port))
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if err != nil {
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panic(err)
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}
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server.Serve(listen)
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}
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func DispatchTask(serviceSentinelDispatchBus <-chan model.Monitor) {
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workedServerIndex := 0
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for task := range serviceSentinelDispatchBus {
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round := 0
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prevIndex := workedServerIndex
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dao.SortedServerLock.RLock()
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// 如果已经轮了一整圈没有合适机器去请求，跳出循环
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for round == 0 && prevIndex != workedServerIndex {
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// 如果到了圈尾，再回到圈头，圈数加一，游标重置
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if workedServerIndex == len(dao.SortedServerList) {
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workedServerIndex = 0
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round++
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continue
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}
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// 如果服务器不在线，跳过这个服务器
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if dao.SortedServerList[workedServerIndex].TaskStream == nil {
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workedServerIndex++
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continue
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}
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// 如果此任务不可使用此服务器请求，跳过这个服务器（有些 IPv6 only 开了 NAT64 的机器请求 IPv4 总会出问题）
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if (task.Cover == model.MonitorCoverAll && task.SkipServers[dao.SortedServerList[workedServerIndex].ID]) ||
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(task.Cover == model.MonitorCoverIgnoreAll && !task.SkipServers[dao.SortedServerList[workedServerIndex].ID]) {
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workedServerIndex++
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continue
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}
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// 找到合适机器执行任务，跳出循环
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dao.SortedServerList[workedServerIndex].TaskStream.Send(task.PB())
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workedServerIndex++
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break
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}
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dao.SortedServerLock.RUnlock()
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}
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}
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