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rpc.go
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rpc.go
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package mr
//
// RPC definitions.
//
// remember to capitalize all names.
//
import "os"
import "strconv"
//
// example to show how to declare the arguments
// and reply for an RPC.
//
type ExampleArgs struct {
X int
}
type ExampleReply struct {
Y int
}
// Add your RPC definitions here.
// register to get worker id
type RegisterArgs struct {
}
type RegisterReply struct {
WorkerId int
}
// worker need to request task
type ReqTaskArgs struct {
WorkerId int
}
type ReqTaskReply struct {
Task *Task
}
// when the worker finish its work, it needs to report the result to the master
type ReportTaskArgs struct {
Done bool
TaskType TaskType
WorkerId int
Seq int
// 需要定位任务本身,待添加
}
type ReportTaskReply struct {
}
// Cook up a unique-ish UNIX-domain socket name
// in /var/tmp, for the master.
// Can't use the current directory since
// Athena AFS doesn't support UNIX-domain sockets.
func masterSock() string {
s := "/var/tmp/824-mr-"
s += strconv.Itoa(os.Getuid())
return s
}