Exemple #1
0
func publish(ctx context.Context, n *core.IpfsNode, k crypto.PrivKey, ref path.Path, opts *publishOpts) (*IpnsEntry, error) {

	if opts.verifyExists {
		// verify the path exists
		_, err := core.Resolve(ctx, n, ref)
		if err != nil {
			return nil, err
		}
	}

	eol := time.Now().Add(opts.pubValidTime)
	err := n.Namesys.PublishWithEOL(ctx, k, ref, eol)
	if err != nil {
		return nil, err
	}

	hash, err := k.GetPublic().Hash()
	if err != nil {
		return nil, err
	}

	return &IpnsEntry{
		Name:  key.Key(hash).String(),
		Value: ref.String(),
	}, nil
}
Exemple #2
0
func CreateRoutingEntryData(pk ci.PrivKey, val path.Path, seq uint64, eol time.Time) (*pb.IpnsEntry, error) {
	entry := new(pb.IpnsEntry)

	entry.Value = []byte(val)
	typ := pb.IpnsEntry_EOL
	entry.ValidityType = &typ
	entry.Sequence = proto.Uint64(seq)
	entry.Validity = []byte(u.FormatRFC3339(eol))

	sig, err := pk.Sign(ipnsEntryDataForSig(entry))
	if err != nil {
		return nil, err
	}
	entry.Signature = sig
	return entry, nil
}
Exemple #3
0
func PutRecordToRouting(ctx context.Context, k ci.PrivKey, value path.Path, seqnum uint64, eol time.Time, r routing.IpfsRouting, id peer.ID) error {
	ctx, cancel := context.WithCancel(ctx)
	defer cancel()

	namekey, ipnskey := IpnsKeysForID(id)
	entry, err := CreateRoutingEntryData(k, value, seqnum, eol)
	if err != nil {
		return err
	}

	ttl, ok := checkCtxTTL(ctx)
	if ok {
		entry.Ttl = proto.Uint64(uint64(ttl.Nanoseconds()))
	}

	errs := make(chan error, 2)

	go func() {
		errs <- PublishEntry(ctx, r, ipnskey, entry)
	}()

	go func() {
		errs <- PublishPublicKey(ctx, r, namekey, k.GetPublic())
	}()

	err = waitOnErrChan(ctx, errs)
	if err != nil {
		return err
	}

	err = waitOnErrChan(ctx, errs)
	if err != nil {
		return err
	}

	return nil
}
Exemple #4
0
// MakePutRecord creates and signs a dht record for the given key/value pair
func MakePutRecord(sk ci.PrivKey, key key.Key, value []byte, sign bool) (*pb.Record, error) {
	record := new(pb.Record)

	record.Key = proto.String(string(key))
	record.Value = value

	pkh, err := sk.GetPublic().Hash()
	if err != nil {
		return nil, err
	}

	record.Author = proto.String(string(pkh))
	if sign {
		blob := RecordBlobForSig(record)

		sig, err := sk.Sign(blob)
		if err != nil {
			return nil, err
		}

		record.Signature = sig
	}
	return record, nil
}