mirror of
https://github.com/cwinfo/yggdrasil-go.git
synced 2024-12-23 22:45:40 +00:00
Implement GetPeers and GetSwitchPeers API functions in Core, in preparation for breaking out the admin socket into a separate module
This commit is contained in:
parent
ce60609906
commit
8a6f6f3b2b
341
src/yggdrasil/api.go
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341
src/yggdrasil/api.go
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@ -0,0 +1,341 @@
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package yggdrasil
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import (
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"encoding/hex"
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"errors"
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"net"
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"sort"
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"sync/atomic"
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"time"
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"github.com/gologme/log"
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"github.com/yggdrasil-network/yggdrasil-go/src/address"
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"github.com/yggdrasil-network/yggdrasil-go/src/crypto"
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)
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// Peer represents a single peer object. This contains information from the
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// preferred switch port for this peer, although there may be more than one in
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// reality.
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type Peer struct {
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PublicKey crypto.BoxPubKey
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Endpoint string
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BytesSent uint64
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BytesRecvd uint64
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Protocol string
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Port uint64
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Uptime time.Duration
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}
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// SwitchPeer represents a switch connection to a peer. Note that there may be
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// multiple switch peers per actual peer, e.g. if there are multiple connections
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// to a given node.
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type SwitchPeer struct {
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PublicKey crypto.BoxPubKey
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Coords []byte
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BytesSent uint64
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BytesRecvd uint64
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Port uint64
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Protocol string
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}
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type DHTEntry struct {
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PublicKey crypto.BoxPubKey
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Coords []byte
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LastSeen time.Duration
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}
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type SwitchQueue struct{}
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type Session struct{}
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// GetPeers returns one or more Peer objects containing information about active
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// peerings with other Yggdrasil nodes, where one of the responses always
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// includes information about the current node (with a port number of 0). If
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// there is exactly one entry then this node is not connected to any other nodes
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// and is therefore isolated.
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func (c *Core) GetPeers() []Peer {
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ports := c.peers.ports.Load().(map[switchPort]*peer)
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var peers []Peer
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var ps []switchPort
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for port := range ports {
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ps = append(ps, port)
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}
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sort.Slice(ps, func(i, j int) bool { return ps[i] < ps[j] })
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for _, port := range ps {
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p := ports[port]
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info := Peer{
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Endpoint: p.intf.name,
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BytesSent: atomic.LoadUint64(&p.bytesSent),
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BytesRecvd: atomic.LoadUint64(&p.bytesRecvd),
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Protocol: p.intf.info.linkType,
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Port: uint64(port),
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Uptime: time.Since(p.firstSeen),
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}
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copy(info.PublicKey[:], p.box[:])
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peers = append(peers, info)
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}
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return peers
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}
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// GetSwitchPeers returns zero or more SwitchPeer objects containing information
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// about switch port connections with other Yggdrasil nodes. Note that, unlike
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// GetPeers, GetSwitchPeers does not include information about the current node,
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// therefore it is possible for this to return zero elements if the node is
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// isolated or not connected to any peers.
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func (c *Core) GetSwitchPeers() []SwitchPeer {
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var switchpeers []SwitchPeer
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table := c.switchTable.table.Load().(lookupTable)
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peers := c.peers.ports.Load().(map[switchPort]*peer)
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for _, elem := range table.elems {
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peer, isIn := peers[elem.port]
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if !isIn {
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continue
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}
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coords := elem.locator.getCoords()
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info := SwitchPeer{
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Coords: coords,
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BytesSent: atomic.LoadUint64(&peer.bytesSent),
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BytesRecvd: atomic.LoadUint64(&peer.bytesRecvd),
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Port: uint64(elem.port),
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Protocol: peer.intf.info.linkType,
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}
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copy(info.PublicKey[:], peer.box[:])
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switchpeers = append(switchpeers, info)
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}
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return switchpeers
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}
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func (c *Core) GetDHT() []DHTEntry {
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/*
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var infos []admin_nodeInfo
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getDHT := func() {
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now := time.Now()
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var dhtInfos []*dhtInfo
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for _, v := range a.core.dht.table {
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dhtInfos = append(dhtInfos, v)
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}
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sort.SliceStable(dhtInfos, func(i, j int) bool {
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return dht_ordered(&a.core.dht.nodeID, dhtInfos[i].getNodeID(), dhtInfos[j].getNodeID())
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})
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for _, v := range dhtInfos {
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addr := *address.AddrForNodeID(v.getNodeID())
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info := admin_nodeInfo{
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{"ip", net.IP(addr[:]).String()},
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{"coords", fmt.Sprint(v.coords)},
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{"last_seen", int(now.Sub(v.recv).Seconds())},
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{"box_pub_key", hex.EncodeToString(v.key[:])},
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}
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infos = append(infos, info)
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}
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}
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a.core.router.doAdmin(getDHT)
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return infos
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*/
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return []DHTEntry{}
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}
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func (c *Core) GetSwitchQueues() []SwitchQueue {
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/*
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var peerInfos admin_nodeInfo
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switchTable := &a.core.switchTable
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getSwitchQueues := func() {
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queues := make([]map[string]interface{}, 0)
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for k, v := range switchTable.queues.bufs {
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nexthop := switchTable.bestPortForCoords([]byte(k))
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queue := map[string]interface{}{
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"queue_id": k,
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"queue_size": v.size,
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"queue_packets": len(v.packets),
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"queue_port": nexthop,
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}
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queues = append(queues, queue)
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}
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peerInfos = admin_nodeInfo{
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{"queues", queues},
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{"queues_count", len(switchTable.queues.bufs)},
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{"queues_size", switchTable.queues.size},
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{"highest_queues_count", switchTable.queues.maxbufs},
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{"highest_queues_size", switchTable.queues.maxsize},
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{"maximum_queues_size", switchTable.queueTotalMaxSize},
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}
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}
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a.core.switchTable.doAdmin(getSwitchQueues)
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return peerInfos
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*/
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return []SwitchQueue{}
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}
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func (c *Core) GetSessions() []Session {
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/*
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var infos []admin_nodeInfo
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getSessions := func() {
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for _, sinfo := range a.core.sessions.sinfos {
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// TODO? skipped known but timed out sessions?
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info := admin_nodeInfo{
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{"ip", net.IP(sinfo.theirAddr[:]).String()},
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{"coords", fmt.Sprint(sinfo.coords)},
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{"mtu", sinfo.getMTU()},
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{"was_mtu_fixed", sinfo.wasMTUFixed},
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{"bytes_sent", sinfo.bytesSent},
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{"bytes_recvd", sinfo.bytesRecvd},
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{"box_pub_key", hex.EncodeToString(sinfo.theirPermPub[:])},
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}
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infos = append(infos, info)
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}
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}
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a.core.router.doAdmin(getSessions)
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return infos
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*/
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return []Session{}
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}
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// BuildName gets the current build name. This is usually injected if built
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// from git, or returns "unknown" otherwise.
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func BuildName() string {
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if buildName == "" {
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return "unknown"
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}
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return buildName
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}
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// BuildVersion gets the current build version. This is usually injected if
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// built from git, or returns "unknown" otherwise.
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func BuildVersion() string {
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if buildVersion == "" {
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return "unknown"
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}
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return buildVersion
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}
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// ListenConn returns a listener for Yggdrasil session connections.
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func (c *Core) ConnListen() (*Listener, error) {
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c.sessions.listenerMutex.Lock()
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defer c.sessions.listenerMutex.Unlock()
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if c.sessions.listener != nil {
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return nil, errors.New("a listener already exists")
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}
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c.sessions.listener = &Listener{
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core: c,
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conn: make(chan *Conn),
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close: make(chan interface{}),
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}
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return c.sessions.listener, nil
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}
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// ConnDialer returns a dialer for Yggdrasil session connections.
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func (c *Core) ConnDialer() (*Dialer, error) {
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return &Dialer{
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core: c,
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}, nil
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}
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// ListenTCP starts a new TCP listener. The input URI should match that of the
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// "Listen" configuration item, e.g.
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// tcp://a.b.c.d:e
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func (c *Core) ListenTCP(uri string) (*TcpListener, error) {
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return c.link.tcp.listen(uri)
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}
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// NewEncryptionKeys generates a new encryption keypair. The encryption keys are
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// used to encrypt traffic and to derive the IPv6 address/subnet of the node.
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func (c *Core) NewEncryptionKeys() (*crypto.BoxPubKey, *crypto.BoxPrivKey) {
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return crypto.NewBoxKeys()
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}
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// NewSigningKeys generates a new signing keypair. The signing keys are used to
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// derive the structure of the spanning tree.
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func (c *Core) NewSigningKeys() (*crypto.SigPubKey, *crypto.SigPrivKey) {
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return crypto.NewSigKeys()
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}
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// NodeID gets the node ID.
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func (c *Core) NodeID() *crypto.NodeID {
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return crypto.GetNodeID(&c.boxPub)
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}
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// TreeID gets the tree ID.
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func (c *Core) TreeID() *crypto.TreeID {
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return crypto.GetTreeID(&c.sigPub)
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}
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// SigPubKey gets the node's signing public key.
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func (c *Core) SigPubKey() string {
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return hex.EncodeToString(c.sigPub[:])
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}
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// BoxPubKey gets the node's encryption public key.
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func (c *Core) BoxPubKey() string {
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return hex.EncodeToString(c.boxPub[:])
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}
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// Address gets the IPv6 address of the Yggdrasil node. This is always a /128
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// address.
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func (c *Core) Address() *net.IP {
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address := net.IP(address.AddrForNodeID(c.NodeID())[:])
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return &address
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}
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// Subnet gets the routed IPv6 subnet of the Yggdrasil node. This is always a
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// /64 subnet.
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func (c *Core) Subnet() *net.IPNet {
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subnet := address.SubnetForNodeID(c.NodeID())[:]
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subnet = append(subnet, 0, 0, 0, 0, 0, 0, 0, 0)
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return &net.IPNet{IP: subnet, Mask: net.CIDRMask(64, 128)}
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}
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// RouterAddresses returns the raw address and subnet types as used by the
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// router
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func (c *Core) RouterAddresses() (address.Address, address.Subnet) {
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return c.router.addr, c.router.subnet
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}
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// NodeInfo gets the currently configured nodeinfo.
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func (c *Core) NodeInfo() nodeinfoPayload {
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return c.router.nodeinfo.getNodeInfo()
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}
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// SetNodeInfo the lcal nodeinfo. Note that nodeinfo can be any value or struct,
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// it will be serialised into JSON automatically.
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func (c *Core) SetNodeInfo(nodeinfo interface{}, nodeinfoprivacy bool) {
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c.router.nodeinfo.setNodeInfo(nodeinfo, nodeinfoprivacy)
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}
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// SetLogger sets the output logger of the Yggdrasil node after startup. This
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// may be useful if you want to redirect the output later.
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func (c *Core) SetLogger(log *log.Logger) {
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c.log = log
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}
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// AddPeer adds a peer. This should be specified in the peer URI format, e.g.:
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// tcp://a.b.c.d:e
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// socks://a.b.c.d:e/f.g.h.i:j
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// This adds the peer to the peer list, so that they will be called again if the
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// connection drops.
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func (c *Core) AddPeer(addr string, sintf string) error {
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if err := c.CallPeer(addr, sintf); err != nil {
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return err
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}
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c.config.Mutex.Lock()
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if sintf == "" {
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c.config.Current.Peers = append(c.config.Current.Peers, addr)
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} else {
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c.config.Current.InterfacePeers[sintf] = append(c.config.Current.InterfacePeers[sintf], addr)
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}
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c.config.Mutex.Unlock()
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return nil
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}
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// CallPeer calls a peer once. This should be specified in the peer URI format,
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// e.g.:
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// tcp://a.b.c.d:e
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// socks://a.b.c.d:e/f.g.h.i:j
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// This does not add the peer to the peer list, so if the connection drops, the
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// peer will not be called again automatically.
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func (c *Core) CallPeer(addr string, sintf string) error {
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return c.link.call(addr, sintf)
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}
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// AddAllowedEncryptionPublicKey adds an allowed public key. This allow peerings
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// to be restricted only to keys that you have selected.
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func (c *Core) AddAllowedEncryptionPublicKey(boxStr string) error {
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return c.admin.addAllowedEncryptionPublicKey(boxStr)
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}
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@ -2,14 +2,11 @@ package yggdrasil
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import (
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import (
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"encoding/hex"
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"encoding/hex"
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"errors"
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"io/ioutil"
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"io/ioutil"
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"net"
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"time"
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"time"
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"github.com/gologme/log"
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"github.com/gologme/log"
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"github.com/yggdrasil-network/yggdrasil-go/src/address"
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"github.com/yggdrasil-network/yggdrasil-go/src/config"
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"github.com/yggdrasil-network/yggdrasil-go/src/config"
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"github.com/yggdrasil-network/yggdrasil-go/src/crypto"
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"github.com/yggdrasil-network/yggdrasil-go/src/crypto"
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)
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)
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@ -147,24 +144,6 @@ func (c *Core) UpdateConfig(config *config.NodeConfig) {
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}
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}
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}
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}
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|
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// BuildName gets the current build name. This is usually injected if built
|
|
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// from git, or returns "unknown" otherwise.
|
|
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func BuildName() string {
|
|
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if buildName == "" {
|
|
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return "unknown"
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}
|
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return buildName
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}
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|
|
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// BuildVersion gets the current build version. This is usually injected if
|
|
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// built from git, or returns "unknown" otherwise.
|
|
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func BuildVersion() string {
|
|
||||||
if buildVersion == "" {
|
|
||||||
return "unknown"
|
|
||||||
}
|
|
||||||
return buildVersion
|
|
||||||
}
|
|
||||||
|
|
||||||
// Start starts up Yggdrasil using the provided config.NodeConfig, and outputs
|
// Start starts up Yggdrasil using the provided config.NodeConfig, and outputs
|
||||||
// debug logging through the provided log.Logger. The started stack will include
|
// debug logging through the provided log.Logger. The started stack will include
|
||||||
// TCP and UDP sockets, a multicast discovery socket, an admin socket, router,
|
// TCP and UDP sockets, a multicast discovery socket, an admin socket, router,
|
||||||
@ -226,137 +205,3 @@ func (c *Core) Stop() {
|
|||||||
c.log.Infoln("Stopping...")
|
c.log.Infoln("Stopping...")
|
||||||
c.admin.close()
|
c.admin.close()
|
||||||
}
|
}
|
||||||
|
|
||||||
// ListenConn returns a listener for Yggdrasil session connections.
|
|
||||||
func (c *Core) ConnListen() (*Listener, error) {
|
|
||||||
c.sessions.listenerMutex.Lock()
|
|
||||||
defer c.sessions.listenerMutex.Unlock()
|
|
||||||
if c.sessions.listener != nil {
|
|
||||||
return nil, errors.New("a listener already exists")
|
|
||||||
}
|
|
||||||
c.sessions.listener = &Listener{
|
|
||||||
core: c,
|
|
||||||
conn: make(chan *Conn),
|
|
||||||
close: make(chan interface{}),
|
|
||||||
}
|
|
||||||
return c.sessions.listener, nil
|
|
||||||
}
|
|
||||||
|
|
||||||
// ConnDialer returns a dialer for Yggdrasil session connections.
|
|
||||||
func (c *Core) ConnDialer() (*Dialer, error) {
|
|
||||||
return &Dialer{
|
|
||||||
core: c,
|
|
||||||
}, nil
|
|
||||||
}
|
|
||||||
|
|
||||||
// ListenTCP starts a new TCP listener. The input URI should match that of the
|
|
||||||
// "Listen" configuration item, e.g.
|
|
||||||
// tcp://a.b.c.d:e
|
|
||||||
func (c *Core) ListenTCP(uri string) (*TcpListener, error) {
|
|
||||||
return c.link.tcp.listen(uri)
|
|
||||||
}
|
|
||||||
|
|
||||||
// NewEncryptionKeys generates a new encryption keypair. The encryption keys are
|
|
||||||
// used to encrypt traffic and to derive the IPv6 address/subnet of the node.
|
|
||||||
func (c *Core) NewEncryptionKeys() (*crypto.BoxPubKey, *crypto.BoxPrivKey) {
|
|
||||||
return crypto.NewBoxKeys()
|
|
||||||
}
|
|
||||||
|
|
||||||
// NewSigningKeys generates a new signing keypair. The signing keys are used to
|
|
||||||
// derive the structure of the spanning tree.
|
|
||||||
func (c *Core) NewSigningKeys() (*crypto.SigPubKey, *crypto.SigPrivKey) {
|
|
||||||
return crypto.NewSigKeys()
|
|
||||||
}
|
|
||||||
|
|
||||||
// NodeID gets the node ID.
|
|
||||||
func (c *Core) NodeID() *crypto.NodeID {
|
|
||||||
return crypto.GetNodeID(&c.boxPub)
|
|
||||||
}
|
|
||||||
|
|
||||||
// TreeID gets the tree ID.
|
|
||||||
func (c *Core) TreeID() *crypto.TreeID {
|
|
||||||
return crypto.GetTreeID(&c.sigPub)
|
|
||||||
}
|
|
||||||
|
|
||||||
// SigPubKey gets the node's signing public key.
|
|
||||||
func (c *Core) SigPubKey() string {
|
|
||||||
return hex.EncodeToString(c.sigPub[:])
|
|
||||||
}
|
|
||||||
|
|
||||||
// BoxPubKey gets the node's encryption public key.
|
|
||||||
func (c *Core) BoxPubKey() string {
|
|
||||||
return hex.EncodeToString(c.boxPub[:])
|
|
||||||
}
|
|
||||||
|
|
||||||
// Address gets the IPv6 address of the Yggdrasil node. This is always a /128
|
|
||||||
// address.
|
|
||||||
func (c *Core) Address() *net.IP {
|
|
||||||
address := net.IP(address.AddrForNodeID(c.NodeID())[:])
|
|
||||||
return &address
|
|
||||||
}
|
|
||||||
|
|
||||||
// Subnet gets the routed IPv6 subnet of the Yggdrasil node. This is always a
|
|
||||||
// /64 subnet.
|
|
||||||
func (c *Core) Subnet() *net.IPNet {
|
|
||||||
subnet := address.SubnetForNodeID(c.NodeID())[:]
|
|
||||||
subnet = append(subnet, 0, 0, 0, 0, 0, 0, 0, 0)
|
|
||||||
return &net.IPNet{IP: subnet, Mask: net.CIDRMask(64, 128)}
|
|
||||||
}
|
|
||||||
|
|
||||||
// RouterAddresses returns the raw address and subnet types as used by the
|
|
||||||
// router
|
|
||||||
func (c *Core) RouterAddresses() (address.Address, address.Subnet) {
|
|
||||||
return c.router.addr, c.router.subnet
|
|
||||||
}
|
|
||||||
|
|
||||||
// NodeInfo gets the currently configured nodeinfo.
|
|
||||||
func (c *Core) NodeInfo() nodeinfoPayload {
|
|
||||||
return c.router.nodeinfo.getNodeInfo()
|
|
||||||
}
|
|
||||||
|
|
||||||
// SetNodeInfo the lcal nodeinfo. Note that nodeinfo can be any value or struct,
|
|
||||||
// it will be serialised into JSON automatically.
|
|
||||||
func (c *Core) SetNodeInfo(nodeinfo interface{}, nodeinfoprivacy bool) {
|
|
||||||
c.router.nodeinfo.setNodeInfo(nodeinfo, nodeinfoprivacy)
|
|
||||||
}
|
|
||||||
|
|
||||||
// SetLogger sets the output logger of the Yggdrasil node after startup. This
|
|
||||||
// may be useful if you want to redirect the output later.
|
|
||||||
func (c *Core) SetLogger(log *log.Logger) {
|
|
||||||
c.log = log
|
|
||||||
}
|
|
||||||
|
|
||||||
// AddPeer adds a peer. This should be specified in the peer URI format, e.g.:
|
|
||||||
// tcp://a.b.c.d:e
|
|
||||||
// socks://a.b.c.d:e/f.g.h.i:j
|
|
||||||
// This adds the peer to the peer list, so that they will be called again if the
|
|
||||||
// connection drops.
|
|
||||||
func (c *Core) AddPeer(addr string, sintf string) error {
|
|
||||||
if err := c.CallPeer(addr, sintf); err != nil {
|
|
||||||
return err
|
|
||||||
}
|
|
||||||
c.config.Mutex.Lock()
|
|
||||||
if sintf == "" {
|
|
||||||
c.config.Current.Peers = append(c.config.Current.Peers, addr)
|
|
||||||
} else {
|
|
||||||
c.config.Current.InterfacePeers[sintf] = append(c.config.Current.InterfacePeers[sintf], addr)
|
|
||||||
}
|
|
||||||
c.config.Mutex.Unlock()
|
|
||||||
return nil
|
|
||||||
}
|
|
||||||
|
|
||||||
// CallPeer calls a peer once. This should be specified in the peer URI format,
|
|
||||||
// e.g.:
|
|
||||||
// tcp://a.b.c.d:e
|
|
||||||
// socks://a.b.c.d:e/f.g.h.i:j
|
|
||||||
// This does not add the peer to the peer list, so if the connection drops, the
|
|
||||||
// peer will not be called again automatically.
|
|
||||||
func (c *Core) CallPeer(addr string, sintf string) error {
|
|
||||||
return c.link.call(addr, sintf)
|
|
||||||
}
|
|
||||||
|
|
||||||
// AddAllowedEncryptionPublicKey adds an allowed public key. This allow peerings
|
|
||||||
// to be restricted only to keys that you have selected.
|
|
||||||
func (c *Core) AddAllowedEncryptionPublicKey(boxStr string) error {
|
|
||||||
return c.admin.addAllowedEncryptionPublicKey(boxStr)
|
|
||||||
}
|
|
||||||
|
Loading…
Reference in New Issue
Block a user