mirror of https://github.com/status-im/go-waku.git
33 lines
641 B
Go
33 lines
641 B
Go
package utils
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import (
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"errors"
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"github.com/libp2p/go-libp2p/core/peer"
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"github.com/multiformats/go-multiaddr"
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)
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type DialError struct {
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Err error
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PeerID peer.ID
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}
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// ErrNoPeersAvailable is emitted when no suitable peers are found for
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// some protocol
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var ErrNoPeersAvailable = errors.New("no suitable peers found")
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// GetPeerID is used to extract the peerID from a multiaddress
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func GetPeerID(m multiaddr.Multiaddr) (peer.ID, error) {
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peerIDStr, err := m.ValueForProtocol(multiaddr.P_P2P)
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if err != nil {
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return "", err
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}
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peerID, err := peer.Decode(peerIDStr)
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if err != nil {
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return "", err
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}
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return peerID, nil
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}
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