mirror of
https://github.com/cwinfo/yggdrasil-go.git
synced 2024-11-22 02:30:31 +00:00
Draw dot draphs (although maybe not very well)
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parent
c4ac0a90ac
commit
483d90a728
@ -46,35 +46,70 @@ func (a *admin) handleRequest(conn net.Conn) {
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}
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buf = bytes.Trim(buf, "\x00\r\n\t")
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switch string(buf) {
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case "switch table":
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case "dot":
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const mDepth = 1024
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m := make(map[[mDepth]switchPort]string)
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table := a.core.switchTable.table.Load().(lookupTable)
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conn.Write([]byte(fmt.Sprintf(
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"port 0 -> %+v\n",
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table.self.coords)))
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for _, v := range table.elems {
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conn.Write([]byte(fmt.Sprintf(
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"port %d -> %+v\n",
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v.port,
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v.locator.coords)))
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}
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break
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peers := a.core.peers.ports.Load().(map[switchPort]*peer)
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case "dht":
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n := a.core.dht.nBuckets()
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for i := 0; i < n; i++ {
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// Add my own entry
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peerID := address_addrForNodeID(getNodeID(&peers[0].box))
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addr := net.IP(peerID[:]).String()
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var index [mDepth]switchPort
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copy(index[:mDepth], table.self.coords[:])
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m[index] = addr
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// Connect switch table entries to peer entries
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for _, tableentry := range table.elems {
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for _, peerentry := range peers {
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if peerentry.port == tableentry.port {
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peerID := address_addrForNodeID(getNodeID(&peerentry.box))
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addr := net.IP(peerID[:]).String()
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var index [mDepth]switchPort
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copy(index[:mDepth], tableentry.locator.coords[:])
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m[index] = addr
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}
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}
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}
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// Look up everything we know from DHT
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for i := 0; i < a.core.dht.nBuckets(); i++ {
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b := a.core.dht.getBucket(i)
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if len(b.infos) == 0 {
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continue
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}
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for _, v := range b.infos {
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addr := address_addrForNodeID(v.nodeID_hidden)
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ip := net.IP(addr[:]).String()
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conn.Write([]byte(fmt.Sprintf("%+v -> %+v\n",
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ip,
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v.coords)))
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var destPorts []switchPort
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for offset := 0 ; ; {
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coord, length := wire_decode_uint64(v.coords[offset:])
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if length == 0 { break }
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destPorts = append(destPorts, switchPort(coord))
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offset += length
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}
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addr := net.IP(address_addrForNodeID(v.nodeID_hidden)[:]).String()
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var index [mDepth]switchPort
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copy(index[:mDepth], destPorts[:])
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m[index] = addr
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}
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}
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// Now print it all out
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conn.Write([]byte(fmt.Sprintf("graph {\n")))
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for k := range m {
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var mask [mDepth]switchPort
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copy(mask[:mDepth], k[:])
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for mk := range mask {
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mask[len(mask)-1-mk] = 0
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if len(m[k]) == 0 {
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m[k] = fmt.Sprintf("%+v (missing)", k)
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}
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if len(m[mask]) == 0 {
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m[mask] = fmt.Sprintf("%+v (missing)", mask)
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}
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if len(m[mask]) > 0 && m[mask] != m[k] {
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conn.Write([]byte(fmt.Sprintf(" \"%+v\" -- \"%+v\";\n", m[k], m[mask])))
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break
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}
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}
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}
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conn.Write([]byte(fmt.Sprintf("}\n")))
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break
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default:
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