54 lines
1.3 KiB
Go
54 lines
1.3 KiB
Go
package main
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import (
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"fmt"
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"net"
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"strconv"
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"sync"
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"time"
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)
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// runClient spawns threads for parallel uplink/downlink via TCP
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func runClient(connectionType string, codePhrase string) {
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var wg sync.WaitGroup
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wg.Add(numberConnections)
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for id := 0; id < numberConnections; id++ {
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go func(id int) {
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defer wg.Done()
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port := strconv.Itoa(27001 + id)
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connection, err := net.Dial("tcp", "localhost:"+port)
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if err != nil {
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panic(err)
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}
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defer connection.Close()
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message := receiveMessage(connection)
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fmt.Println(message)
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sendMessage(connectionType+"."+codePhrase, connection)
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if connectionType == "s" {
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message = receiveMessage(connection)
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fmt.Println(message)
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// Send file name
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sendMessage("filename", connection)
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// Send file size
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time.Sleep(3 * time.Second)
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sendMessage("filesize", connection)
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// TODO: Write data from file
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// TODO: Release from connection pool
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// POST /release
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} else {
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fileName := receiveMessage(connection)
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fileSize := receiveMessage(connection)
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fmt.Println(fileName, fileSize)
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// TODO: Pull data and write to file
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// TODO: Release from connection pool
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// POST /release
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}
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}(id)
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}
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wg.Wait()
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}
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