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26 lines
828 B
Go
26 lines
828 B
Go
package libp2p
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import (
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"context"
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"fmt"
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"github.com/libp2p/go-libp2p"
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host "github.com/libp2p/go-libp2p-core/host"
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peer "github.com/libp2p/go-libp2p-core/peer"
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peerstore "github.com/libp2p/go-libp2p-core/peerstore"
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)
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type HostOption func(ctx context.Context, id peer.ID, ps peerstore.Peerstore, options ...libp2p.Option) (host.Host, error)
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var DefaultHostOption HostOption = constructPeerHost
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// isolates the complex initialization steps
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func constructPeerHost(ctx context.Context, id peer.ID, ps peerstore.Peerstore, options ...libp2p.Option) (host.Host, error) {
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pkey := ps.PrivKey(id)
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if pkey == nil {
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return nil, fmt.Errorf("missing private key for node ID: %s", id.Pretty())
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}
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options = append([]libp2p.Option{libp2p.Identity(pkey), libp2p.Peerstore(ps)}, options...)
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return libp2p.New(ctx, options...)
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}
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