package yggdrasil // These are functions that should not exist // They are (or were) used during development, to work around missing features // They're also used to configure things from the outside // It would be better to define and export a few config functions elsewhere // Or define some remote API and call it to send/request configuration info import _ "golang.org/x/net/ipv6" // TODO put this somewhere better import "golang.org/x/net/proxy" import "fmt" import "net" import "log" import "regexp" // Core func (c *Core) DEBUG_getSigPub() sigPubKey { return (sigPubKey)(c.sigPub) } func (c *Core) DEBUG_getBoxPub() boxPubKey { return (boxPubKey)(c.boxPub) } func (c *Core) DEBUG_getSend() chan<- []byte { return c.tun.send } func (c *Core) DEBUG_getRecv() <-chan []byte { return c.tun.recv } // Peer func (c *Core) DEBUG_getPeers() *peers { return &c.peers } func (ps *peers) DEBUG_newPeer(box boxPubKey, sig sigPubKey) *peer { //in <-chan []byte, //out chan<- []byte) *peer { return ps.newPeer(&box, &sig) //, in, out) } /* func (ps *peers) DEBUG_startPeers() { ps.mutex.RLock() defer ps.mutex.RUnlock() for _, p := range ps.ports { if p == nil { continue } go p.MainLoop() } } */ func (ps *peers) DEBUG_hasPeer(key sigPubKey) bool { ports := ps.ports.Load().(map[switchPort]*peer) for _, p := range ports { if p == nil { continue } if p.sig == key { return true } } return false } func (ps *peers) DEBUG_getPorts() map[switchPort]*peer { ports := ps.ports.Load().(map[switchPort]*peer) newPeers := make(map[switchPort]*peer) for port, p := range ports { newPeers[port] = p } return newPeers } func (p *peer) DEBUG_getSigKey() sigPubKey { return p.sig } func (p *peer) DEEBUG_getPort() switchPort { return p.port } // Router func (c *Core) DEBUG_getSwitchTable() *switchTable { return &c.switchTable } func (c *Core) DEBUG_getLocator() switchLocator { return c.switchTable.getLocator() } func (l *switchLocator) DEBUG_getCoords() []byte { return l.getCoords() } func (c *Core) DEBUG_switchLookup(dest []byte, ttl uint64) (switchPort, uint64) { return c.switchTable.lookup(dest, ttl) } /* func (t *switchTable) DEBUG_isDirty() bool { //data := t.data.Load().(*tabledata) t.mutex.RLock() defer t.mutex.RUnlock() data := t.data return data.dirty } */ func (t *switchTable) DEBUG_dumpTable() { //data := t.data.Load().(*tabledata) t.mutex.RLock() defer t.mutex.RUnlock() data := t.data for _, peer := range data.peers { //fmt.Println("DUMPTABLE:", t.treeID, peer.treeID, peer.port, // peer.locator.Root, peer.coords, // peer.reverse.Root, peer.reverse.Coords, peer.forward) fmt.Println("DUMPTABLE:", t.key, peer.key, peer.locator.coords, peer.port /*, peer.forward*/) } } func (t *switchTable) DEBUG_getReversePort(port switchPort) switchPort { // Returns Port(0) if it cannot get the reverse peer for any reason //data := t.data.Load().(*tabledata) t.mutex.RLock() defer t.mutex.RUnlock() data := t.data if port >= switchPort(len(data.peers)) { return switchPort(0) } pinfo := data.peers[port] if len(pinfo.locator.coords) < 1 { return switchPort(0) } return pinfo.locator.coords[len(pinfo.locator.coords)-1] } // Wire func DEBUG_wire_encode_coords(coords []byte) []byte { return wire_encode_coords(coords) } // DHT, via core func (c *Core) DEBUG_getDHTSize() int { total := 0 for bidx := 0; bidx < c.dht.nBuckets(); bidx++ { b := c.dht.getBucket(bidx) total += len(b.peers) total += len(b.other) } return total } // TUN defaults func (c *Core) DEBUG_GetTUNDefaultIfName() string { return getDefaults().defaultIfName } func (c *Core) DEBUG_GetTUNDefaultIfMTU() int { return getDefaults().defaultIfMTU } func (c *Core) DEBUG_GetTUNDefaultIfTAPMode() bool { return getDefaults().defaultIfTAPMode } // udpInterface // FIXME udpInterface isn't exported // So debug functions need to work differently... /* func (c *Core) DEBUG_setupLoopbackUDPInterface() { iface := udpInterface{} iface.init(c, "[::1]:0") c.ifaces = append(c.ifaces[:0], &iface) } */ /* func (c *Core) DEBUG_getLoopbackAddr() net.Addr { iface := c.ifaces[0] return iface.sock.LocalAddr() } */ /* func (c *Core) DEBUG_addLoopbackPeer(addr *net.UDPAddr, in (chan<- []byte), out (<-chan []byte)) { iface := c.ifaces[0] iface.addPeer(addr, in, out) } */ /* func (c *Core) DEBUG_startLoopbackUDPInterface() { iface := c.ifaces[0] go iface.reader() for addr, chs := range iface.peers { udpAddr, err := net.ResolveUDPAddr("udp6", addr) if err != nil { panic(err) } go iface.writer(udpAddr, chs.out) } } */ //////////////////////////////////////////////////////////////////////////////// func (c *Core) DEBUG_getAddr() *address { return address_addrForNodeID(&c.dht.nodeID) } func (c *Core) DEBUG_startTun(ifname string, iftapmode bool) { c.DEBUG_startTunWithMTU(ifname, iftapmode, 1280) } func (c *Core) DEBUG_startTunWithMTU(ifname string, iftapmode bool, mtu int) { addr := c.DEBUG_getAddr() straddr := fmt.Sprintf("%s/%v", net.IP(addr[:]).String(), 8*len(address_prefix)) if ifname != "none" { err := c.tun.setup(ifname, iftapmode, straddr, mtu) if err != nil { panic(err) } c.log.Println("Setup TUN/TAP:", c.tun.iface.Name(), straddr) go func() { panic(c.tun.read()) }() } go func() { panic(c.tun.write()) }() } func (c *Core) DEBUG_stopTun() { c.tun.close() } //////////////////////////////////////////////////////////////////////////////// func (c *Core) DEBUG_newBoxKeys() (*boxPubKey, *boxPrivKey) { return newBoxKeys() } func (c *Core) DEBUG_newSigKeys() (*sigPubKey, *sigPrivKey) { return newSigKeys() } func (c *Core) DEBUG_getNodeID(pub *boxPubKey) *NodeID { return getNodeID(pub) } func (c *Core) DEBUG_getTreeID(pub *sigPubKey) *TreeID { return getTreeID(pub) } func (c *Core) DEBUG_addrForNodeID(nodeID *NodeID) string { return net.IP(address_addrForNodeID(nodeID)[:]).String() } func (c *Core) DEBUG_init(bpub []byte, bpriv []byte, spub []byte, spriv []byte) { var boxPub boxPubKey var boxPriv boxPrivKey var sigPub sigPubKey var sigPriv sigPrivKey copy(boxPub[:], bpub) copy(boxPriv[:], bpriv) copy(sigPub[:], spub) copy(sigPriv[:], spriv) c.init(&boxPub, &boxPriv, &sigPub, &sigPriv) } //////////////////////////////////////////////////////////////////////////////// func (c *Core) DEBUG_setupAndStartGlobalUDPInterface(addrport string) { iface := udpInterface{} iface.init(c, addrport) c.udp = &iface } func (c *Core) DEBUG_getGlobalUDPAddr() *net.UDPAddr { return c.udp.sock.LocalAddr().(*net.UDPAddr) } func (c *Core) DEBUG_maybeSendUDPKeys(saddr string) { udpAddr, err := net.ResolveUDPAddr("udp", saddr) if err != nil { panic(err) } var addr connAddr addr.fromUDPAddr(udpAddr) c.udp.mutex.RLock() _, isIn := c.udp.conns[addr] c.udp.mutex.RUnlock() if !isIn { c.udp.sendKeys(addr) } } //////////////////////////////////////////////////////////////////////////////// func (c *Core) DEBUG_addPeer(addr string) { err := c.admin.addPeer(addr) if err != nil { panic(err) } } func (c *Core) DEBUG_addSOCKSConn(socksaddr, peeraddr string) { go func() { dialer, err := proxy.SOCKS5("tcp", socksaddr, nil, proxy.Direct) if err == nil { conn, err := dialer.Dial("tcp", peeraddr) if err == nil { c.tcp.callWithConn(&wrappedConn{ c: conn, raddr: &wrappedAddr{ network: "tcp", addr: peeraddr, }, }) } } }() } //* func (c *Core) DEBUG_setupAndStartGlobalTCPInterface(addrport string) { iface := tcpInterface{} iface.init(c, addrport) c.tcp = &iface } func (c *Core) DEBUG_getGlobalTCPAddr() *net.TCPAddr { return c.tcp.serv.Addr().(*net.TCPAddr) } func (c *Core) DEBUG_addTCPConn(saddr string) { c.tcp.call(saddr) } //*/ /* func (c *Core) DEBUG_startSelfPeer() { c.Peers.mutex.RLock() defer c.Peers.mutex.RUnlock() p := c.Peers.ports[0] go p.MainLoop() } */ //////////////////////////////////////////////////////////////////////////////// /* func (c *Core) DEBUG_setupAndStartGlobalKCPInterface(addrport string) { iface := kcpInterface{} iface.init(c, addrport) c.kcp = &iface } func (c *Core) DEBUG_getGlobalKCPAddr() net.Addr { return c.kcp.serv.Addr() } func (c *Core) DEBUG_addKCPConn(saddr string) { c.kcp.call(saddr) } */ //////////////////////////////////////////////////////////////////////////////// func (c *Core) DEBUG_setupAndStartAdminInterface(addrport string) { a := admin{} a.init(c, addrport) c.admin = a } //////////////////////////////////////////////////////////////////////////////// func (c *Core) DEBUG_setLogger(log *log.Logger) { c.log = log } func (c *Core) DEBUG_setIfceExpr(expr *regexp.Regexp) { c.ifceExpr = expr } func (c *Core) DEBUG_addAuthBoxPub(boxBytes []byte) { var box boxPubKey copy(box[:], boxBytes) c.peers.addAuthBoxPub(&box) } //////////////////////////////////////////////////////////////////////////////// func DEBUG_simLinkPeers(p, q *peer) { // Sets q.out() to point to p and starts p.linkLoop() plinkIn := make(chan []byte, 1) qlinkIn := make(chan []byte, 1) p.out = func(bs []byte) { go q.handlePacket(bs, qlinkIn) } q.out = func(bs []byte) { go p.handlePacket(bs, plinkIn) } go p.linkLoop(plinkIn) go q.linkLoop(qlinkIn) } func (c *Core) DEBUG_simFixMTU() { c.tun.mtu = 65535 }