/
discovery.go
54 lines (47 loc) · 1.29 KB
/
discovery.go
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package inet256d
import (
"context"
"time"
"github.com/brendoncarroll/go-p2p"
"golang.org/x/sync/errgroup"
"github.com/inet256/inet256/pkg/discovery"
"github.com/inet256/inet256/pkg/inet256"
"github.com/inet256/inet256/pkg/mesh256"
)
const defaultPollingPeriod = 30 * time.Second
func (d *Daemon) runDiscoveryServices(ctx context.Context, privateKey inet256.PrivateKey, ds []discovery.Service, localAddrs func() []TransportAddr, ps []PeerStore, addrParser p2p.AddrParser[mesh256.TransportAddr]) {
eg := errgroup.Group{}
for i := range ds {
disc := ds[i]
params := discovery.Params{
PrivateKey: privateKey,
LocalID: inet256.NewAddr(privateKey.Public()),
GetLocalAddrs: localAddrs,
AddressBook: ps[i],
AddrParser: addrParser,
}
eg.Go(func() error {
discovery.RunForever(ctx, disc, params)
return nil
})
}
eg.Wait()
}
var broadcastTransports = map[string]struct{}{
mesh256.SecureProtocolName("udp"): {},
}
func adaptTransportAddrs(f func() ([]TransportAddr, error)) func() []TransportAddr {
return func() []TransportAddr {
addrs, err := f()
if err != nil {
panic(err)
}
addrs2 := addrs[:0]
for _, addr := range addrs {
if _, exists := broadcastTransports[addr.Scheme]; exists {
addrs2 = append(addrs2, addr)
}
}
return addrs2
}
}