func DoHTTPRequest(r *http.Request, ctx *goproxy.ProxyCtx) (*http.Request, *http.Response) {
	var success bool
	var flowIndex int
	var response string
	success, flowIndex = drymartini.FindOrGenPath(myDryMartini, DefaultCircLength, DefaultCircLength)
	if !success {
		return r, goproxy.NewResponse(r, goproxy.ContentTypeText, http.StatusInternalServerError, "error building circuit")
	}
	response, success = drymartini.SendData(myDryMartini, flowIndex, r.URL.String())
	if !success {
		log.Printf("there was an error sending the request:%s\n", r.URL.String())
		return r, goproxy.NewResponse(r, goproxy.ContentTypeText, http.StatusInternalServerError, "error sending request")
	}
	var contentType string = http.DetectContentType([]byte(response))
	dbg.Printf("detected response as having content-type:%s\n", pVerb, contentType)
	dbg.Printf("request url was:%s\n", pVerb, r.URL.String())

	//gotta set the content-type manually, detectContentType doesn't seem to work for .css
	//kept setting it as "text/plain". there's probably a much nice way than this, whatevs. fake it til you make it
	if strings.Contains(r.URL.String(), ".css") {
		contentType = "text/css"
	}
	return r, goproxy.NewResponse(r, contentType, http.StatusOK, response)
}
Exemple #2
0
func (dmInst *DryMartiniInstruction) Execute(dm *drymartini.DryMartini) (status bool) {
	var err error

	switch {
	case dmInst.IsExit():
		if Verbose {
			log.Printf("Executing Exit Instruction\n")
		}
		return true
	case dmInst.IsSkip():
		if Verbose {
			log.Printf("Executing Skip Instruction: _%s_\n", dmInst.CmdStr)
		}
		return true
	case dmInst.IsPing():
		var success bool

		if Verbose {
			log.Printf("Executing Ping Instruction 'ping Addr:%s\n", dmInst.Addr)
		}
		remoteHost, remotePort, err := kademlia.AddrStrToHostPort(dmInst.Addr)
		if err != nil {
			log.Printf("Error converting AddrToHostPort, %s", err)
			os.Exit(1)
		}
		success = drymartini.MakeMartiniPing(dm, remoteHost, remotePort)

		return success
	case dmInst.IsJoin():
		if Verbose {
			log.Printf("Executing MartiniJoin Instruction\n")
		}
		//remoteHost, remotePort, err := kademlia.AddrStrToHostPort(dmInst.Addr)
		//drymartini.MakeJoin(dm, remoteHost, remotePort)
		//if err != nil {
		//	log.Printf("Error converting AddrToHostPort, %s", err)
		//	os.Exit(1)
		//}
		return true
	case dmInst.IsWhoami():
		if Verbose {
			log.Printf("Executing Whoami Instruction\n")
			fmt.Printf("Local Node ID: %s\n", dm.KademliaInst.ContactInfo.NodeID.AsString())
		} else {
			fmt.Printf("%s\n", dm.KademliaInst.ContactInfo.NodeID.AsString())
		}
		return true
	case dmInst.IsPrintLocalBuckets():
		log.Printf("Print Local Buckets!\n")
		kademlia.PrintLocalBuckets(dm.KademliaInst)
		return true
	case dmInst.IsPrintLocalData():
		log.Printf("Print Local Data!\n")
		//kademlia.PrintLocalData(dm.KademliaInst)
		drymartini.PrintLocalData(dm)
		return true
	case dmInst.IsPrintLocalFlowData():
		log.Printf("Print Local FlowData!\n")
		drymartini.PrintLocalFlowData(dm)
		return true
	case dmInst.IsGeneratePath():
		log.Printf("Generate Path\n")
		drymartini.GeneratePath(dm, dmInst.minNodes, dmInst.maxNodes)
		return true
	case dmInst.IsBarCrawl():
		log.Printf("Bar Crawl (negotiating symmkeys with nodes)")
		drymartini.BarCrawl(dm, dmInst.request, dmInst.minNodes, dmInst.maxNodes)
	case dmInst.IsFindValue():
		log.Printf("Find Value")
		var sucess bool
		//var nodes[]kademlia.FoundNode
		var value []byte
		sucess, _, value, err = kademlia.IterativeFind(dm.KademliaInst, dmInst.Key, 2)
		if err != nil {
			log.Printf("IterativeFind: error %s\n", err)
		}
		if sucess {
			if value != nil {
				log.Printf("IterativeFindValue err: success = true. value is nil\n")
			}
		}
	case dmInst.IsSend():
		log.Printf("Send %d %s\n", dmInst.FlowIndex, dmInst.request)
		drymartini.SendData(dm, dmInst.FlowIndex, dmInst.request)
	case dmInst.IsMakeSwarm():
		log.Printf("Making swarm: numNodes:%d\n", dmInst.minNodes)
		var swarm []*drymartini.DryMartini = drymartini.MakeSwarm(dmInst.minNodes, dmInst.maxNodes, time.Now().UnixNano())
		drymartini.WarmSwarm(dm, swarm, rand.New(rand.NewSource(time.Now().UnixNano())))
	case dmInst.IsRunTests():
		log.Printf("Running tests: numNodes:%d\n", dmInst.minNodes)
		drymartini.RunTests(dm, dmInst.minNodes, dmInst.maxNodes, time.Now().UnixNano(), 4, 4)
	case dmInst.IsSleep():
		log.Printf("Sleeping %d ms\n", dmInst.minNodes)
		time.Sleep(time.Millisecond * time.Duration(dmInst.minNodes))
	case dmInst.IsBlock():
		fmt.Printf("Blocking comm on node\n")
		log.Printf("Blocking comm on this node\n")
		dm.KademliaInst.KListener.Close()
	case dmInst.IsOpen():
		fmt.Printf("Accepting comm on node again\n")
		log.Printf("Accepting comms again\n")
		go http.Serve(dm.KademliaInst.KListener, nil)
	case dmInst.IsBCAndSend():
		log.Printf("bc and send\n")
		success, index := drymartini.FindGoodPath(dm)
		if !success {
			success, index = drymartini.BarCrawl(dm, dmInst.request, dmInst.minNodes, dmInst.maxNodes)
			if !success {
				log.Printf("Error: main. bcandsend; bc failed\n")
				return
			}
		}
		drymartini.SendData(dm, index, dmInst.request)
	}
	return false
}