update

src/main/lockd.go

@@ -0,0 +1,31 @@
+package main
+
+// export GOPATH=~/6.824
+// go build lockd.go
+// go build lockc.go
+// ./lockd -p a b &
+// ./lockd -b a b &
+// ./lockc -l a b lx
+// ./lockc -u a b lx
+//
+// on Athena, use /tmp/myname-a and /tmp/myname-b
+// instead of a and b.
+
+import "time"
+import "6.824/lockservice"
+import "os"
+import "fmt"
+
+func main() {
+	if len(os.Args) == 4 && os.Args[1] == "-p" {
+		lockservice.StartServer(os.Args[2], os.Args[3], true)
+	} else if len(os.Args) == 4 && os.Args[1] == "-b" {
+		lockservice.StartServer(os.Args[2], os.Args[3], false)
+	} else {
+		fmt.Printf("Usage: lockd -p|-b primaryport backupport\n")
+		os.Exit(1)
+	}
+	for {
+		time.Sleep(100 * time.Second)
+	}
+}