packages/hyprspace: 0.6.5 -> 0.7.0

- dynamic addressing
- DNS
- switch to cidranger for routing
- auto add routes to tun device
- pex: shut up

packages/networking/hyprspace/cli/init.go

@@ -52,7 +52,6 @@ func InitRun(r *cmd.Root, c *cmd.Sub) {
 		Interface: config.Interface{
 			Name:       args.InterfaceName,
 			ListenPort: 8001,
-			Address:    "10.1.1.1/24",
 			ID:         host.ID(),
 			PrivateKey: multibase.MustNewEncoder(multibase.Base58BTC).Encode(keyBytes),
 		},

packages/networking/hyprspace/cli/up.go

@@ -17,6 +17,7 @@ import (
 
 	"github.com/DataDrake/cli-ng/v2/cmd"
 	"github.com/hyprspace/hyprspace/config"
+	hsdns "github.com/hyprspace/hyprspace/dns"
 	"github.com/hyprspace/hyprspace/p2p"
 	hsrpc "github.com/hyprspace/hyprspace/rpc"
 	"github.com/hyprspace/hyprspace/tun"
@@ -28,6 +29,7 @@ import (
 	"github.com/multiformats/go-multiaddr"
 	"github.com/multiformats/go-multibase"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
+	"github.com/yl2chen/cidranger"
 )
 
 var (
@@ -85,12 +87,21 @@ func UpRun(r *cmd.Root, c *cmd.Sub) {
 	// Create new TUN device
 	tunDev, err = tun.New(
 		cfg.Interface.Name,
-		tun.Address(cfg.Interface.Address),
+		tun.Address(cfg.Interface.BuiltinAddr.String()+"/32"),
 		tun.MTU(1420),
 	)
 	if err != nil {
 		checkErr(err)
 	}
+	allRoutes, err := cfg.PeerLookup.ByRoute.CoveredNetworks(*cidranger.AllIPv4)
+	if err != nil {
+		checkErr(err)
+	}
+	var routeOpts []tun.Option
+
+	for _, r := range allRoutes {
+		routeOpts = append(routeOpts, tun.Route(r.Network()))
+	}
 
 	// Setup System Context
 	ctx, ctxCancel = context.WithCancel(context.Background())
@@ -142,6 +153,9 @@ func UpRun(r *cmd.Root, c *cmd.Sub) {
 	// RPC server
 	go hsrpc.RpcServer(ctx, multiaddr.StringCast(fmt.Sprintf("/unix/run/hyprspace-rpc.%s.sock", cfg.Interface.Name)), host, *cfg)
 
+	// Magic DNS server
+	go hsdns.MagicDnsServer(ctx, *cfg)
+
 	// metrics endpoint
 	metricsPort, ok := os.LookupEnv("HYPRSPACE_METRICS_PORT")
 	if ok {
@@ -162,6 +176,7 @@ func UpRun(r *cmd.Root, c *cmd.Sub) {
 	if err != nil {
 		checkErr(errors.New("unable to bring up tun device"))
 	}
+	checkErr(tunDev.Apply(routeOpts...))
 
 	fmt.Println("[+] Network setup complete")
 
@@ -172,10 +187,6 @@ func UpRun(r *cmd.Root, c *cmd.Sub) {
 	// Initialize active streams map and packet byte array.
 	activeStreams = make(map[peer.ID]network.Stream)
 	var packet = make([]byte, 1420)
-	ip, _, err := net.ParseCIDR(cfg.Interface.Address)
-	if err != nil {
-		checkErr(errors.New("unable to parse address"))
-	}
 	for {
 		// Read in a packet from the tun device.
 		plen, err := tunDev.Iface.Read(packet)
@@ -190,23 +201,18 @@ func UpRun(r *cmd.Root, c *cmd.Sub) {
 		}
 
 		dstIP := net.IPv4(packet[16], packet[17], packet[18], packet[19])
-		if ip.Equal(dstIP) {
+		if cfg.Interface.BuiltinAddr.Equal(dstIP) {
 			continue
 		}
-		var dst *peer.ID
+		var dst peer.ID
 
 		// Check route table for destination address.
-		for _, route := range cfg.Routes {
+		route, found := cfg.FindRouteForIP(dstIP)
-			if route.Network.Contains(dstIP) {
-				dst = &route.Target.ID
-				break
-			}
-		}
-		if dst == nil {
-			continue
-		}
 
-		sendPacket(*dst, packet, plen)
+		if found {
+			dst = route.Target.ID
+			sendPacket(dst, packet, plen)
+		}
 	}
 }
 
@@ -345,15 +351,7 @@ func streamHandler(stream network.Stream) {
 			}
 		}
 		stream.SetWriteDeadline(time.Now().Add(25 * time.Second))
-		dstIP := net.IPv4(packet[16], packet[17], packet[18], packet[19])
-		route, found := config.FindRouteForIP(cfg.Routes, dstIP)
-		if !found {
-			// not found means the packet is for us
 		tunDev.Iface.Write(packet[:size])
-		} else {
-			// FIXME: should decrease the TTL here
-			sendPacket(route.Target.ID, packet, int(plen))
-		}
 	}
 }
 

packages/networking/hyprspace/config/config.go

@@ -6,8 +6,10 @@ import (
 	"log"
 	"net"
 	"os"
+	"strings"
 
 	"github.com/libp2p/go-libp2p/core/peer"
+	"github.com/yl2chen/cidranger"
 )
 
 // Config is the main Configuration Struct for Hyprspace.
@@ -15,7 +17,7 @@ type Config struct {
 	Path       string     `json:"-"`
 	Interface  Interface  `json:"interface"`
 	Peers      []Peer     `json:"peers"`
-	Routes    []Route   `json:"-"`
+	PeerLookup PeerLookup `json:"-"`
 }
 
 // Interface defines all of the fields that a local node needs to know about itself!
@@ -23,20 +25,36 @@ type Interface struct {
 	Name        string  `json:"name"`
 	ID          peer.ID `json:"id"`
 	ListenPort  int     `json:"listen_port"`
-	Address    string  `json:"address"`
+	BuiltinAddr net.IP  `json:"-"`
 	PrivateKey  string  `json:"private_key"`
 }
 
 // Peer defines a peer in the configuration. We might add more to this later.
 type Peer struct {
 	ID          peer.ID `json:"id"`
+	Name        string  `json:"name"`
+	BuiltinAddr net.IP  `json:"-"`
 	Routes      []Route `json:"routes"`
 }
 
 type Route struct {
-	Target     Peer
 	NetworkStr string    `json:"net"`
-	Network    net.IPNet
+	Network    net.IPNet `json:"-"`
+}
+
+// PeerLookup is a helper struct for quickly looking up a peer based on various parameters
+type PeerLookup struct {
+	ByRoute cidranger.Ranger
+	ByName  map[string]Peer
+}
+
+type RouteTableEntry struct {
+	network net.IPNet
+	Target  Peer
+}
+
+func (rte RouteTableEntry) Network() net.IPNet {
+	return rte.network
 }
 
 // Read initializes a config from a file.
@@ -49,7 +67,6 @@ func Read(path string) (*Config, error) {
 		Interface: Interface{
 			Name:       "hs0",
 			ListenPort: 8001,
-			Address:    "10.1.1.1/24",
 			ID:         "",
 			PrivateKey: "",
 		},
@@ -61,17 +78,39 @@ func Read(path string) (*Config, error) {
 		return nil, err
 	}
 
-	for _, p := range result.Peers {
+	result.Interface.BuiltinAddr = mkBuiltinAddr(result.Interface.ID)
+
+	result.PeerLookup.ByRoute = cidranger.NewPCTrieRanger()
+	result.PeerLookup.ByName = make(map[string]Peer)
+
+	for i, p := range result.Peers {
+		p.BuiltinAddr = mkBuiltinAddr(p.ID)
+		p.Routes = append(p.Routes, Route{
+			Network: net.IPNet{
+				IP:   p.BuiltinAddr,
+				Mask: net.IPv4Mask(255, 255, 255, 255),
+			},
+		})
 		for _, r := range p.Routes {
-			r.Target = p
+			if r.NetworkStr != "" {
 				_, n, err := net.ParseCIDR(r.NetworkStr)
 				if err != nil {
 					log.Fatal("[!] Invalid network:", r.NetworkStr)
 				}
 				r.Network = *n
-			result.Routes = append(result.Routes, r)
-			fmt.Printf("[+] Route %s via %s\n", r.Network.String(), p.ID.String())
 			}
+
+			result.PeerLookup.ByRoute.Insert(&RouteTableEntry{
+				network: r.Network,
+				Target:  p,
+			})
+
+			fmt.Printf("[+] Route %s via /p2p/%s\n", r.Network.String(), p.ID)
+		}
+		if p.Name != "" {
+			result.PeerLookup.ByName[strings.ToLower(p.Name)] = p
+		}
+		result.Peers[i] = p
 	}
 
 	// Overwrite path of config to input.
@@ -79,6 +118,14 @@ func Read(path string) (*Config, error) {
 	return &result, nil
 }
 
+func mkBuiltinAddr(p peer.ID) net.IP {
+	builtinAddr := []byte{100, 64, 1, 2}
+	for i, b := range []byte(p) {
+		builtinAddr[(i%2)+2] ^= b
+	}
+	return net.IP(builtinAddr)
+}
+
 func FindPeer(peers []Peer, needle peer.ID) (*Peer, bool) {
 	for _, p := range peers {
 		if p.ID == needle {
@@ -88,22 +135,32 @@ func FindPeer(peers []Peer, needle peer.ID) (*Peer, bool) {
 	return nil, false
 }
 
-func FindRoute(routes []Route, needle net.IPNet) (*Route, bool) {
+func (cfg Config) FindRoute(needle net.IPNet) (*RouteTableEntry, bool) {
-	for _, r := range routes {
+	networks, err := cfg.PeerLookup.ByRoute.CoveredNetworks(needle)
-		bits1, _ := r.Network.Mask.Size()
+	if err != nil {
-		bits2, _ := needle.Mask.Size()
+		fmt.Println(err)
-		if r.Network.IP.Equal(needle.IP) && bits1 == bits2 {
-			return &r, true
-		}
-	}
 		return nil, false
+	} else if len(networks) == 0 {
+		return nil, false
+	} else if len(networks) > 1 {
+		for _, n := range networks {
+			fmt.Printf("[!] Found duplicate route %s to /p2p/%s for %s\n", n.Network(), n.(RouteTableEntry).Target.ID, needle)
+		}
+	}
+	return networks[0].(*RouteTableEntry), true
 }
 
-func FindRouteForIP(routes []Route, needle net.IP) (*Route, bool) {
+func (cfg Config) FindRouteForIP(needle net.IP) (*RouteTableEntry, bool) {
-	for _, r := range routes {
+	networks, err := cfg.PeerLookup.ByRoute.ContainingNetworks(needle)
-		if r.Network.Contains(needle) {
+	if err != nil {
-			return &r, true
+		fmt.Println(err)
-		}
-	}
 		return nil, false
+	} else if len(networks) == 0 {
+		return nil, false
+	} else if len(networks) > 1 {
+		for _, n := range networks {
+			fmt.Printf("[!] Found duplicate route %s to /p2p/%s for %s\n", n.Network(), n.(RouteTableEntry).Target.ID, needle)
+		}
+	}
+	return networks[0].(*RouteTableEntry), true
 }

packages/networking/hyprspace/dns/server.go

@@ -0,0 +1,158 @@
+package dns
+
+import (
+	"context"
+	"fmt"
+	"net"
+	"os"
+	"strings"
+	"syscall"
+
+	"github.com/hyprspace/hyprspace/config"
+	"github.com/iguanesolutions/go-systemd/v5/resolved"
+	"github.com/libp2p/go-libp2p/core/peer"
+	"github.com/miekg/dns"
+	"github.com/multiformats/go-multibase"
+	"github.com/vishvananda/netlink"
+)
+
+var domainSuffix = "hyprspace."
+
+func mkAliasRecord(alias string, p peer.ID) *dns.CNAME {
+	cid, _ := peer.ToCid(p).StringOfBase(multibase.Base36)
+	return &dns.CNAME{
+		Hdr: dns.RR_Header{
+			Name:   fmt.Sprintf("%s.%s", alias, domainSuffix),
+			Rrtype: dns.TypeCNAME,
+			Class:  dns.ClassINET,
+			Ttl:    0,
+		},
+		Target: fmt.Sprintf("%s.%s", cid, domainSuffix),
+	}
+}
+
+func mkIDRecord(p peer.ID, addr net.IP) *dns.A {
+	cid, _ := peer.ToCid(p).StringOfBase(multibase.Base36)
+	return &dns.A{
+		Hdr: dns.RR_Header{
+			Name:   fmt.Sprintf("%s.%s", cid, domainSuffix),
+			Rrtype: dns.TypeA,
+			Class:  dns.ClassINET,
+			Ttl:    86400,
+		},
+		A: addr.To4(),
+	}
+}
+
+func writeResponse(msg *dns.Msg, q dns.Question, p peer.ID, addr net.IP) {
+	msg.Answer = append(msg.Answer, &dns.A{
+		Hdr: dns.RR_Header{
+			Name:   q.Name,
+			Rrtype: dns.TypeA,
+			Class:  dns.ClassINET,
+			Ttl:    0,
+		},
+		A: addr.To4(),
+	})
+	cid, _ := peer.ToCid(p).StringOfBase(multibase.Base36)
+	msg.Extra = append(msg.Extra, &dns.TXT{
+		Hdr: dns.RR_Header{
+			Name:   q.Name,
+			Rrtype: dns.TypeTXT,
+			Class:  dns.ClassINET,
+			Ttl:    0,
+		},
+		Txt: []string{p.String(), cid},
+	})
+}
+
+func MagicDnsServer(ctx context.Context, config config.Config) {
+	dns.HandleFunc(domainSuffix, func(w dns.ResponseWriter, r *dns.Msg) {
+		m := new(dns.Msg)
+		m.SetReply(r)
+
+		for _, q := range r.Question {
+			switch q.Qtype {
+			case dns.TypeA:
+				if qpeer, err := peer.Decode(strings.TrimSuffix(q.Name, "."+domainSuffix)); err == nil {
+					if qpeer == config.Interface.ID {
+						m.Answer = append(m.Answer, mkIDRecord(config.Interface.ID, config.Interface.BuiltinAddr))
+					} else {
+						for _, p := range config.Peers {
+							if p.ID == qpeer {
+								m.Answer = append(m.Answer, mkIDRecord(p.ID, p.BuiltinAddr))
+								break
+							}
+						}
+					}
+				} else {
+					hostname, err := os.Hostname()
+					if err != nil {
+						fmt.Println("[!] [dns] " + err.Error())
+					}
+
+					qName := strings.ToLower(strings.TrimSuffix(q.Name, "."+domainSuffix))
+
+					if qName == strings.ToLower(hostname) {
+						m.Answer = append(m.Answer, mkAliasRecord(qName, config.Interface.ID))
+						m.Answer = append(m.Answer, mkIDRecord(config.Interface.ID, config.Interface.BuiltinAddr))
+					} else if p, found := config.PeerLookup.ByName[qName]; found {
+						m.Answer = append(m.Answer, mkAliasRecord(qName, p.ID))
+						m.Answer = append(m.Answer, mkIDRecord(p.ID, p.BuiltinAddr))
+					}
+				}
+			}
+		}
+
+		w.WriteMsg(m)
+	})
+
+	for _, netType := range []string{"tcp", "udp"} {
+		sv := &dns.Server{
+			Addr:      "127.80.1.53:5380",
+			Net:       netType,
+			ReusePort: true,
+		}
+		fmt.Printf("[-] Starting DNS server on /ip4/127.80.1.53/%s/5380\n", sv.Net)
+		go func(server *dns.Server) {
+			if err := server.ListenAndServe(); err != nil {
+				fmt.Printf("[!] DNS server error: %s, %s\n", server.Net, err.Error())
+			}
+		}(sv)
+	}
+
+	conn, err := resolved.NewConn()
+	if err != nil {
+		fmt.Println("[!] [dns] Failed to connect to D-Bus:", err)
+		return
+	}
+	defer conn.Close()
+
+	link, err := netlink.LinkByName(config.Interface.Name)
+	if err != nil {
+		fmt.Println("[!] [dns] Failed to get link ID:", err)
+		return
+	}
+	linkID := link.Attrs().Index
+
+	for _, f := range [](func() error){
+		func() error {
+			return conn.SetLinkDNSEx(ctx, linkID, []resolved.LinkDNSEx{resolved.LinkDNSEx{
+				Family:  syscall.AF_INET,
+				Address: []byte{127, 80, 1, 53},
+				Port:    5380,
+			}})
+		},
+		func() error {
+			return conn.SetLinkDomains(ctx, linkID, []resolved.LinkDomain{resolved.LinkDomain{
+				Domain:        domainSuffix,
+				RoutingDomain: false,
+			}})
+		},
+	} {
+		if err := f(); err != nil {
+			fmt.Println("[!] [dns] Failed to configure resolved:", err)
+			return
+		}
+	}
+}

packages/networking/hyprspace/go.mod

@@ -4,6 +4,7 @@ go 1.20
 
 require (
 	github.com/DataDrake/cli-ng/v2 v2.0.2
+	github.com/iguanesolutions/go-systemd/v5 v5.1.1
 	github.com/libp2p/go-libp2p v0.31.0
 	github.com/libp2p/go-libp2p-kad-dht v0.25.0
 	github.com/multiformats/go-multiaddr v0.11.0
@@ -68,7 +69,7 @@ require (
 	github.com/marten-seemann/tcp v0.0.0-20210406111302-dfbc87cc63fd // indirect
 	github.com/mattn/go-isatty v0.0.19 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
-	github.com/miekg/dns v1.1.55 // indirect
+	github.com/miekg/dns v1.1.55
 	github.com/mikioh/tcpinfo v0.0.0-20190314235526-30a79bb1804b // indirect
 	github.com/mikioh/tcpopt v0.0.0-20190314235656-172688c1accc // indirect
 	github.com/minio/sha256-simd v1.0.1 // indirect
@@ -99,6 +100,7 @@ require (
 	github.com/spaolacci/murmur3 v1.1.0 // indirect
 	github.com/vishvananda/netns v0.0.4 // indirect
 	github.com/whyrusleeping/go-keyspace v0.0.0-20160322163242-5b898ac5add1 // indirect
+	github.com/yl2chen/cidranger v1.0.2
 	go.opencensus.io v0.24.0 // indirect
 	go.opentelemetry.io/otel v1.16.0 // indirect
 	go.opentelemetry.io/otel/metric v1.16.0 // indirect

packages/networking/hyprspace/go.sum

@@ -142,6 +142,8 @@ github.com/hashicorp/golang-lru/v2 v2.0.5 h1:wW7h1TG88eUIJ2i69gaE3uNVtEPIagzhGvH
 github.com/hashicorp/golang-lru/v2 v2.0.5/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
 github.com/huin/goupnp v1.2.0 h1:uOKW26NG1hsSSbXIZ1IR7XP9Gjd1U8pnLaCMgntmkmY=
 github.com/huin/goupnp v1.2.0/go.mod h1:gnGPsThkYa7bFi/KWmEysQRf48l2dvR5bxr2OFckNX8=
+github.com/iguanesolutions/go-systemd/v5 v5.1.1 h1:Hs0Z16knPGCBFnKECrICPh+RQ89Sgy0xyzcalrHMKdw=
+github.com/iguanesolutions/go-systemd/v5 v5.1.1/go.mod h1:Quv57scs6S7T0rC6qyLfW20KU/P4p9hrbLPF+ILYrXY=
 github.com/ipfs/boxo v0.11.0 h1:urMxhZ3xoF4HssJVD3+0ssGT9pptEfHfbL8DYdoWFlg=
 github.com/ipfs/boxo v0.11.0/go.mod h1:8IfDmp+FzFGcF4zjAgHMVPpwYw4AjN9ePEzDfkaYJ1w=
 github.com/ipfs/go-cid v0.4.1 h1:A/T3qGvxi4kpKWWcPC/PgbvDA2bjVLO7n4UeVwnbs/s=
@@ -226,6 +228,7 @@ github.com/matttproud/golang_protobuf_extensions v1.0.4 h1:mmDVorXM7PCGKw94cs5zk
 github.com/matttproud/golang_protobuf_extensions v1.0.4/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
 github.com/microcosm-cc/bluemonday v1.0.1/go.mod h1:hsXNsILzKxV+sX77C5b8FSuKF00vh2OMYv+xgHpAMF4=
 github.com/miekg/dns v1.1.41/go.mod h1:p6aan82bvRIyn+zDIv9xYNUpwa73JcSh9BKwknJysuI=
+github.com/miekg/dns v1.1.42/go.mod h1:+evo5L0630/F6ca/Z9+GAqzhjGyn8/c+TBaOyfEl0V4=
 github.com/miekg/dns v1.1.55 h1:GoQ4hpsj0nFLYe+bWiCToyrBEJXkQfOOIvFGFy0lEgo=
 github.com/miekg/dns v1.1.55/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
 github.com/mikioh/tcp v0.0.0-20190314235350-803a9b46060c h1:bzE/A84HN25pxAuk9Eej1Kz9OUelF97nAc82bDquQI8=
@@ -376,9 +379,12 @@ github.com/warpfork/go-wish v0.0.0-20220906213052-39a1cc7a02d0 h1:GDDkbFiaK8jsSD
 github.com/warpfork/go-wish v0.0.0-20220906213052-39a1cc7a02d0/go.mod h1:x6AKhvSSexNrVSrViXSHUEbICjmGXhtgABaHIySUSGw=
 github.com/whyrusleeping/go-keyspace v0.0.0-20160322163242-5b898ac5add1 h1:EKhdznlJHPMoKr0XTrX+IlJs1LH3lyx2nfr1dOlZ79k=
 github.com/whyrusleeping/go-keyspace v0.0.0-20160322163242-5b898ac5add1/go.mod h1:8UvriyWtv5Q5EOgjHaSseUEdkQfvwFv1I/In/O2M9gc=
+github.com/yl2chen/cidranger v1.0.2 h1:lbOWZVCG1tCRX4u24kuM1Tb4nHqWkDxwLdoS+SevawU=
+github.com/yl2chen/cidranger v1.0.2/go.mod h1:9U1yz7WPYDwf0vpNWFaeRh0bjwz5RVgRy/9UEQfHl0g=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
+github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 go.opencensus.io v0.18.0/go.mod h1:vKdFvxhtzZ9onBp9VKHK8z/sRpBMnKAsufL7wlDrCOA=
 go.opencensus.io v0.24.0 h1:y73uSU6J157QMP2kn2r30vwW1A2W2WFwSCGnAVxeaD0=
 go.opencensus.io v0.24.0/go.mod h1:vNK8G9p7aAivkbmorf4v+7Hgx+Zs0yY+0fOtgBfjQKo=
@@ -417,6 +423,7 @@ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20200602180216-279210d13fed/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.12.0 h1:tFM/ta59kqch6LlvYnPa0yx5a83cL2nHflFhYKvv9Yk=
 golang.org/x/crypto v0.12.0/go.mod h1:NF0Gs7EO5K4qLn+Ylc+fih8BSTeIjAP05siRnAh98yw=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@@ -433,6 +440,7 @@ golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzB
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/mod v0.12.0 h1:rmsUpXtvNzj340zd98LZ4KntptpfRHwpFOHG188oHXc=
 golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -452,6 +460,8 @@ golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwY
 golang.org/x/net v0.0.0-20210119194325-5f4716e94777/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
+golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
+golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/net v0.14.0 h1:BONx9s002vGdD9umnlX1Po8vOZmrgH34qlHcD1MfK14=
 golang.org/x/net v0.14.0/go.mod h1:PpSgVXXLK0OxS0F31C1/tv6XNguvCrnXIDrFMspZIUI=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@@ -467,6 +477,7 @@ golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.3.0 h1:ftCYgMx6zT/asHUrPw8BLLscYtGznsLAnjq5RH9P66E=
 golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
 golang.org/x/sys v0.0.0-20180810173357-98c5dad5d1a0/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -485,15 +496,22 @@ golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210303074136-134d130e1a04/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.11.0 h1:eG7RXZHdqOJ1i+0lgLgCpSXAp6M3LYlAo6osgSi0xOM=
 golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
+golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.12.0 h1:k+n5B8goJNdU7hSvEtMUz3d1Q6D/XW4COJSJR6fN0mc=
 golang.org/x/text v0.12.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -516,6 +534,7 @@ golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roY
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/tools v0.12.1-0.20230815132531-74c255bcf846 h1:Vve/L0v7CXXuxUmaMGIEK/dEeq7uiqb5qBgQrZzIE7E=
 golang.org/x/tools v0.12.1-0.20230815132531-74c255bcf846/go.mod h1:Sc0INKfu04TlqNoRA1hgpFZbhYXHPr4V5DzpSBTPqQM=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

packages/networking/hyprspace/p2p/pex.go

@@ -102,7 +102,6 @@ func RequestPeX(ctx context.Context, host host.Host, peers []peer.ID) (addrInfos
 				s.Close()
 				return nil, err
 			}
-			fmt.Printf("[-] Got PeX peer: %s/p2p/%s\n", addrStr, idStr)
 			addrInfos = append(addrInfos, peer.AddrInfo{
 				ID:    peerId,
 				Addrs: []multiaddr.Multiaddr{ma},

packages/networking/hyprspace/project.nix

@@ -10,7 +10,7 @@
     };
     packages.hyprspace = with pkgs; buildGo120Module {
       pname = "hyprspace";
-      version = "0.6.5";
+      version = "0.7.0";
 
       src = with inputs.nix-filter.lib; let
         dirs = map inDirectory;
@@ -23,13 +23,14 @@
         ] ++ (dirs [
           "cli"
           "config"
+          "dns"
           "p2p"
           "rpc"
           "tun"
         ]);
       };
 
-      vendorSha256 = "sha256-zr9gRYA979VYaD8jvK1MMEDhbcpHvaJccR91wp5qClU=";
+      vendorSha256 = "sha256-cP93ndADvQ9gFvPdNgi3aY4kAaKAuL0wq6P6PcUwIX4=";
 
       meta = with lib; {
         description = "A Lightweight VPN Built on top of Libp2p for Truly Distributed Networks.";

packages/networking/hyprspace/rpc/server.go

@@ -15,6 +15,7 @@ import (
 	"github.com/libp2p/go-libp2p/core/network"
 	"github.com/libp2p/go-libp2p/core/peer"
 	"github.com/multiformats/go-multiaddr"
+	"github.com/yl2chen/cidranger"
 )
 
 type HyprspaceRPC struct {
@@ -55,14 +56,19 @@ func (hsr *HyprspaceRPC) Status(args *Args, reply *StatusReply) error {
 func (hsr *HyprspaceRPC) Route(args *RouteArgs, reply *RouteReply) error {
 	switch args.Action {
 	case Show:
-		var routes []RouteInfo
+		var routeInfos []RouteInfo
-		for _, r := range hsr.config.Routes {
+		allRoutes, err := hsr.config.PeerLookup.ByRoute.CoveredNetworks(*cidranger.AllIPv4)
-			connected := hsr.host.Network().Connectedness(r.Target.ID) == network.Connected
+		if err != nil {
+			return err
+		}
+		for _, r := range allRoutes {
+			rte := *r.(*config.RouteTableEntry)
+			connected := hsr.host.Network().Connectedness(rte.Target.ID) == network.Connected
 			relay := false
-			relayAddr := r.Target.ID
+			relayAddr := rte.Target.ID
 			if connected {
 			ConnLoop:
-				for _, c := range hsr.host.Network().ConnsToPeer(r.Target.ID) {
+				for _, c := range hsr.host.Network().ConnsToPeer(rte.Target.ID) {
 					for _, s := range c.GetStreams() {
 						if s.Protocol() == p2p.Protocol {
 							if _, err := c.RemoteMultiaddr().ValueForProtocol(multiaddr.P_CIRCUIT); err == nil {
@@ -70,28 +76,28 @@ func (hsr *HyprspaceRPC) Route(args *RouteArgs, reply *RouteReply) error {
 								if ra, err := c.RemoteMultiaddr().ValueForProtocol(multiaddr.P_P2P); err == nil {
 									relayAddr, err = peer.Decode(ra)
 									if err != nil {
-										relayAddr = r.Target.ID
+										relayAddr = rte.Target.ID
 									}
 								}
 							} else {
 								relay = false
-								relayAddr = r.Target.ID
+								relayAddr = rte.Target.ID
 								break ConnLoop
 							}
 						}
 					}
 				}
 			}
-			routes = append(routes, RouteInfo{
+			routeInfos = append(routeInfos, RouteInfo{
-				Network:     r.Network,
+				Network:     rte.Network(),
-				TargetAddr:  r.Target.ID,
+				TargetAddr:  rte.Target.ID,
 				RelayAddr:   relayAddr,
 				IsRelay:     relay,
 				IsConnected: connected,
 			})
 		}
 		*reply = RouteReply{
-			Routes: routes,
+			Routes: routeInfos,
 		}
 	default:
 		return errors.New("no such action")

packages/networking/hyprspace/tun/options.go

@@ -1,5 +1,7 @@
 package tun
 
+import "net"
+
 // Option defines a TUN device modifier option.
 type Option func(tun *TUN) error
 
@@ -26,3 +28,10 @@ func DestAddress(address string) Option {
 		return tun.setDestAddress(address)
 	}
 }
+
+// Route adds an entry to the system route table
+func Route(dest net.IPNet) Option {
+	return func(tun *TUN) error {
+		return tun.addRoute(dest)
+	}
+}

packages/networking/hyprspace/tun/tun_linux.go

@@ -5,6 +5,7 @@ package tun
 
 import (
 	"errors"
+	"net"
 
 	"github.com/songgao/water"
 	"github.com/vishvananda/netlink"
@@ -64,6 +65,18 @@ func (t *TUN) setDestAddress(address string) error {
 	return errors.New("destination addresses are not supported under linux")
 }
 
+func (t *TUN) addRoute(network net.IPNet) error {
+	link, err := netlink.LinkByName(t.Iface.Name())
+	if err != nil {
+		return err
+	}
+	return netlink.RouteAdd(&netlink.Route{
+		LinkIndex: link.Attrs().Index,
+		Dst:       &network,
+		Priority:  3000,
+	})
+}
+
 // Up brings up an interface to allow it to start accepting connections.
 func (t *TUN) Up() error {
 	link, err := netlink.LinkByName(t.Iface.Name())