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// Copyright The Notary Project Authors.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"context"
"github.com/notaryproject/notation-plugin-framework-go/plugin"
)
type ExamplePlugin struct {
}
func NewExamplePlugin() (*ExamplePlugin, error) {
return &ExamplePlugin{}, nil
}
func (p *ExamplePlugin) DescribeKey(_ context.Context, req *plugin.DescribeKeyRequest) (*plugin.DescribeKeyResponse, error) {
return &plugin.DescribeKeyResponse{
KeyID: req.KeyID,
KeySpec: plugin.KeySpecRSA3072,
}, nil
}
func (p *ExamplePlugin) GenerateSignature(_ context.Context, req *plugin.GenerateSignatureRequest) (*plugin.GenerateSignatureResponse, error) {
return &plugin.GenerateSignatureResponse{
KeyID: req.KeyID,
Signature: []byte("generatedMockSignature"),
SigningAlgorithm: plugin.SignatureAlgorithmRSASSA_PSS_SHA384,
CertificateChain: [][]byte{[]byte("mockCert1"), []byte("mockCert2")},
}, nil
}
func (p *ExamplePlugin) GenerateEnvelope(_ context.Context, _ *plugin.GenerateEnvelopeRequest) (*plugin.GenerateEnvelopeResponse, error) {
return nil, plugin.NewUnsupportedError("GenerateSignature operation is not implemented by example plugin")
}
func (p *ExamplePlugin) VerifySignature(_ context.Context, req *plugin.VerifySignatureRequest) (*plugin.VerifySignatureResponse, error) {
upAttrs := req.Signature.UnprocessedAttributes
pAttrs := make([]interface{}, len(upAttrs))
for i := range upAttrs {
pAttrs[i] = upAttrs[i]
}
return &plugin.VerifySignatureResponse{
ProcessedAttributes: pAttrs,
VerificationResults: map[plugin.Capability]*plugin.VerificationResult{
plugin.CapabilityTrustedIdentityVerifier: {
Success: true,
Reason: "Valid trusted Identity",
},
plugin.CapabilityRevocationCheckVerifier: {
Success: true,
Reason: "Not revoked",
},
},
}, nil
}
func (p *ExamplePlugin) GetMetadata(_ context.Context, _ *plugin.GetMetadataRequest) (*plugin.GetMetadataResponse, error) {
return &plugin.GetMetadataResponse{
SupportedContractVersions: []string{plugin.ContractVersion},
Name: "com.example.plugin",
Description: "This is an description of example plugin",
URL: "https://example.com/notation/plugin",
Version: "1.0.0",
Capabilities: []plugin.Capability{
plugin.CapabilitySignatureGenerator,
plugin.CapabilityTrustedIdentityVerifier,
plugin.CapabilityRevocationCheckVerifier},
}, nil
}
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