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https://github.com/kaspanet/kaspad.git
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1f35378a4d
* [NOD-386] Extract net parsing functionality to a shared place. * [NOD-386] Add extract ActiveNetParams to cmdconfig * [NOD-386] Adding comments so go-vet won't shout at me * [NOD-386] Rename package name to config * [NOD-386] Rename commandConfig to configFlags * [NOD-386] Rename function to ResolveNetwork * [NOD-386] Fix renaming errors * [NOD-386] Refactor network config to btcd level so APIserver and btcd could use it * [NOD-386] Refactor network config to config package * [NOD-386] Move ActiveNetParams to network section * [NOD-386] Explictly return nil * [NOD-386] Reuse activeNetParams from netwrok config * [NOD-386] Set ActiveNetworkFlags instance to be global * [NOD-386] Remove redundant newline * [NOD-386] Init ActiveNetParams in address manager test * [NOD-386] Add dnsseeder network config * [NOD-386] Use ActiveConfig() method to access configuration
66 lines
2.1 KiB
Go
66 lines
2.1 KiB
Go
package p2p
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import (
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"github.com/daglabs/btcd/config"
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"github.com/daglabs/btcd/peer"
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"github.com/daglabs/btcd/wire"
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"time"
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)
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// OnAddr is invoked when a peer receives an addr bitcoin message and is
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// used to notify the server about advertised addresses.
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func (sp *Peer) OnAddr(_ *peer.Peer, msg *wire.MsgAddr) {
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// Ignore addresses when running on the simulation test network. This
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// helps prevent the network from becoming another public test network
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// since it will not be able to learn about other peers that have not
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// specifically been provided.
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if config.ActiveConfig().SimNet {
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return
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}
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// A message that has no addresses is invalid.
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if len(msg.AddrList) == 0 {
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peerLog.Errorf("Command [%s] from %s does not contain any addresses",
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msg.Command(), sp.Peer)
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sp.Disconnect()
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return
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}
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if msg.IncludeAllSubnetworks {
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peerLog.Errorf("Got unexpected IncludeAllSubnetworks=true in [%s] command from %s",
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msg.Command(), sp.Peer)
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sp.Disconnect()
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return
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} else if !msg.SubnetworkID.IsEqual(config.ActiveConfig().SubnetworkID) && msg.SubnetworkID != nil {
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peerLog.Errorf("Only full nodes and %s subnetwork IDs are allowed in [%s] command, but got subnetwork ID %s from %s",
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config.ActiveConfig().SubnetworkID, msg.Command(), msg.SubnetworkID, sp.Peer)
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sp.Disconnect()
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return
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}
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for _, na := range msg.AddrList {
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// Don't add more address if we're disconnecting.
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if !sp.Connected() {
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return
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}
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// Set the timestamp to 5 days ago if it's more than 24 hours
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// in the future so this address is one of the first to be
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// removed when space is needed.
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now := time.Now()
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if na.Timestamp.After(now.Add(time.Minute * 10)) {
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na.Timestamp = now.Add(-1 * time.Hour * 24 * 5)
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}
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// Add address to known addresses for this peer.
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sp.addKnownAddresses([]*wire.NetAddress{na})
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}
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// Add addresses to server address manager. The address manager handles
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// the details of things such as preventing duplicate addresses, max
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// addresses, and last seen updates.
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// XXX bitcoind gives a 2 hour time penalty here, do we want to do the
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// same?
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sp.server.addrManager.AddAddresses(msg.AddrList, sp.NA(), msg.SubnetworkID)
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}
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