79 lines
1.4 KiB
Go
79 lines
1.4 KiB
Go
package tools
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import (
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"bytes"
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"crypto/ed25519"
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"crypto/x509"
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"encoding/pem"
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"fmt"
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"os"
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"cloud.o-forge.io/core/oc-lib/config"
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"github.com/libp2p/go-libp2p/core/crypto"
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)
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func LoadKeyFromFilePrivate() (crypto.PrivKey, error) {
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path := config.GetConfig().PrivateKeyPath
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data, err := os.ReadFile(path)
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if err != nil {
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return nil, err
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}
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block, _ := pem.Decode(data)
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if block == nil {
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return nil, fmt.Errorf("failed to decode PEM")
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}
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keyAny, err := x509.ParsePKCS8PrivateKey(block.Bytes)
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if err != nil {
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return nil, err
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}
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edKey, ok := keyAny.(ed25519.PrivateKey)
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if !ok {
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return nil, fmt.Errorf("not an ed25519 key")
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}
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// Convert properly to libp2p key
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privKey, _, err := crypto.GenerateEd25519Key(
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bytes.NewReader(edKey.Seed()),
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)
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if err != nil {
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return nil, err
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}
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return privKey, nil
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}
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func LoadKeyFromFilePublic() (crypto.PubKey, error) {
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path := config.GetConfig().PublicKeyPath
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data, err := os.ReadFile(path)
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if err != nil {
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return nil, err
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}
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block, _ := pem.Decode(data)
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if block == nil {
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return nil, fmt.Errorf("failed to decode PEM")
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}
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keyAny, err := x509.ParsePKIXPublicKey(block.Bytes)
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if err != nil {
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return nil, err
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}
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edKey, ok := keyAny.(ed25519.PublicKey)
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if !ok {
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return nil, fmt.Errorf("not an ed25519 key")
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}
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// Convert Go ed25519 key to libp2p key
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pubKey, err := crypto.UnmarshalEd25519PublicKey(edKey)
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if err != nil {
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return nil, err
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}
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return pubKey, nil
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}
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