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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 notation
import (
"os"
"path/filepath"
)
const (
SigningKeysFileName = "signingkeys.json"
LocalKeysDirName = "localkeys"
LocalConfigJsonsDirName = "configjsons"
)
// X509KeyPair contains the paths of a public/private key pair files.
type X509KeyPair struct {
KeyPath string `json:"keyPath"`
CertificatePath string `json:"certPath"`
}
// ExternalKey contains the necessary information to delegate
// the signing operation to the named plugin.
type ExternalKey struct {
ID string `json:"id,omitempty"`
PluginName string `json:"pluginName,omitempty"`
PluginConfig map[string]string `json:"pluginConfig,omitempty"`
}
// KeySuite is a named key suite.
type KeySuite struct {
Name string `json:"name"`
*X509KeyPair
*ExternalKey
}
// SigningKeys reflects the signingkeys.json file.
type SigningKeys struct {
Default string `json:"default"`
Keys []KeySuite `json:"keys"`
}
// AddKeyPairs creates the signingkeys.json file and the localkeys directory
// with e2e.key and e2e.crt
func AddKeyPairs(dir, keyName, certName string) error {
// create signingkeys.json files
if err := saveJSON(
generateSigningKeys(dir),
filepath.Join(dir, SigningKeysFileName)); err != nil {
return err
}
// create localkeys directory
localKeysDir := filepath.Join(dir, LocalKeysDirName)
os.MkdirAll(localKeysDir, 0700)
// copy key and cert files
if err := copyFile(filepath.Join(NotationE2ELocalKeysDir, keyName), filepath.Join(localKeysDir, "e2e.key")); err != nil {
return err
}
return copyFile(filepath.Join(NotationE2ELocalKeysDir, certName), filepath.Join(localKeysDir, "e2e.crt"))
}
// generateSigningKeys generates the signingkeys.json for notation.
func generateSigningKeys(dir string) *SigningKeys {
return &SigningKeys{
Default: "e2e",
Keys: []KeySuite{
{
Name: "e2e",
X509KeyPair: &X509KeyPair{
KeyPath: filepath.Join(dir, "localkeys", "e2e.key"),
CertificatePath: filepath.Join(dir, "localkeys", "e2e.crt"),
},
},
},
}
}
// generatePluginKeys generates pluginkeys.json for e2e-plugin.
func generatePluginKeys(dir string) *SigningKeys {
return &SigningKeys{
Keys: []KeySuite{
{
Name: "e2e-plugin",
X509KeyPair: &X509KeyPair{
KeyPath: filepath.Join(dir, "localkeys", "e2e.key"),
CertificatePath: filepath.Join(dir, "localkeys", "e2e.crt"),
},
ExternalKey: &ExternalKey{
ID: "key1",
PluginName: PluginName,
},
},
},
}
}
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