19 lines
486 B
Go
19 lines
486 B
Go
package devnet
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import (
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mathrand "math/rand"
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"github.com/libp2p/go-libp2p/core/crypto"
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)
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// DeterministicP2PPrivKeyByIndex generates a deterministic libp2p crypto.PrivateKey from a given index.
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func DeterministicP2PPrivKeyByIndex(idx int64) crypto.PrivKey {
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r := mathrand.New(mathrand.NewSource(idx)) //#nosec G404 testnet / devnet keys are public knowledge
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priv, _, err := crypto.GenerateKeyPairWithReader(crypto.Ed25519, -1, r)
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if err != nil {
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panic(err)
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}
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return priv
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}
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