forked from TrueCloudLab/frostfs-api-go
2ccfe34a20
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
package signature
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import (
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"crypto/ecdsa"
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"github.com/pkg/errors"
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)
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type SignedRequest interface {
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RequestBody() DataSource
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RequestMetaHeader() DataSource
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OriginVerificationHeader() DataSource
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SetBodySignatureWithKey(key, sig []byte)
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BodySignatureWithKey() (key, sig []byte)
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SetMetaSignatureWithKey(key, sig []byte)
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MetaSignatureWithKey() (key, sig []byte)
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SetOriginSignatureWithKey(key, sig []byte)
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OriginSignatureWithKey() (key, sig []byte)
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}
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func SignRequest(key *ecdsa.PrivateKey, src SignedRequest) error {
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if src == nil {
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return errors.New("nil source")
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}
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// sign body
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if err := SignDataWithHandler(key, src.RequestBody(), src.SetBodySignatureWithKey); err != nil {
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return errors.Wrap(err, "could not sign body")
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}
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// sign meta
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if err := SignDataWithHandler(key, src.RequestMetaHeader(), src.SetMetaSignatureWithKey); err != nil {
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return errors.Wrap(err, "could not sign meta header")
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}
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// sign verify origin
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if err := SignDataWithHandler(key, src.OriginVerificationHeader(), src.SetOriginSignatureWithKey); err != nil {
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return errors.Wrap(err, "could not sign verification header origin")
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}
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return nil
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}
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func VerifyRequest(src SignedRequest) error {
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// verify body signature
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if err := VerifyDataWithSource(src.RequestBody(), src.BodySignatureWithKey); err != nil {
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return errors.Wrap(err, "could not verify body")
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}
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// verify meta header
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if err := VerifyDataWithSource(src.RequestMetaHeader(), src.MetaSignatureWithKey); err != nil {
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return errors.Wrap(err, "could not verify meta header")
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}
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// verify verification header origin
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if err := VerifyDataWithSource(src.OriginVerificationHeader(), src.OriginSignatureWithKey); err != nil {
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return errors.Wrap(err, "could not verify verification header origin")
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}
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return nil
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}
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