mirror of https://github.com/elyby/chrly.git
49 lines
955 B
Go
49 lines
955 B
Go
package di
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import (
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"crypto/x509"
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"encoding/base64"
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"encoding/pem"
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"errors"
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"github.com/elyby/chrly/http"
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. "github.com/elyby/chrly/signer"
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"strings"
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"github.com/defval/di"
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"github.com/spf13/viper"
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)
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var signer = di.Options(
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di.Provide(newTexturesSigner,
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di.As(new(http.TexturesSigner)),
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),
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)
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func newTexturesSigner(config *viper.Viper) (*Signer, error) {
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keyStr := config.GetString("chrly.signing.key")
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if keyStr == "" {
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return nil, errors.New("chrly.signing.key must be set in order to sign textures")
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}
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var keyBytes []byte
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if strings.HasPrefix(keyStr, "base64:") {
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base64Value := keyStr[7:]
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decodedKey, err := base64.URLEncoding.DecodeString(base64Value)
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if err != nil {
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return nil, err
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}
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keyBytes = decodedKey
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} else {
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keyBytes = []byte(keyStr)
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}
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rawPem, _ := pem.Decode(keyBytes)
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key, err := x509.ParsePKCS1PrivateKey(rawPem.Bytes)
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if err != nil {
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return nil, err
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}
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return &Signer{Key: key}, nil
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}
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