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package store
import (
"fmt"
"sync"
"time"
"golang.org/x/crypto/ssh"
)
var _ CertStorer = (*MemoryStore)(nil)
// MemoryStore is an in-memory CertStorer
type MemoryStore struct {
sync.Mutex
certs map[string]*CertRecord
}
// Get a single *CertRecord
func (ms *MemoryStore) Get(id string) (*CertRecord, error) {
ms.Lock()
defer ms.Unlock()
r, ok := ms.certs[id]
if !ok {
return nil, fmt.Errorf("unknown cert %s", id)
}
return r, nil
}
// SetCert parses a *ssh.Certificate and records it
func (ms *MemoryStore) SetCert(cert *ssh.Certificate) error {
return ms.SetRecord(parseCertificate(cert))
}
// SetRecord records a *CertRecord
func (ms *MemoryStore) SetRecord(record *CertRecord) error {
ms.Lock()
defer ms.Unlock()
ms.certs[record.KeyID] = record
return nil
}
// List returns all recorded certs.
// By default only active certs are returned.
func (ms *MemoryStore) List(includeExpired bool) ([]*CertRecord, error) {
var records []*CertRecord
ms.Lock()
defer ms.Unlock()
for _, value := range ms.certs {
if !includeExpired && value.Expires.Before(time.Now().UTC()) {
continue
}
records = append(records, value)
}
return records, nil
}
// Revoke an issued cert by id.
func (ms *MemoryStore) Revoke(id string) error {
r, err := ms.Get(id)
if err != nil {
return err
}
r.Revoked = true
ms.SetRecord(r)
return nil
}
// GetRevoked returns all revoked certs
func (ms *MemoryStore) GetRevoked() ([]*CertRecord, error) {
var revoked []*CertRecord
all, _ := ms.List(false)
for _, r := range all {
if r.Revoked {
revoked = append(revoked, r)
}
}
return revoked, nil
}
// Close the store. This will clear the contents.
func (ms *MemoryStore) Close() error {
ms.Lock()
defer ms.Unlock()
ms.certs = nil
return nil
}
func (ms *MemoryStore) clear() {
for k := range ms.certs {
delete(ms.certs, k)
}
}
// NewMemoryStore returns an in-memory CertStorer.
func NewMemoryStore() *MemoryStore {
return &MemoryStore{
certs: make(map[string]*CertRecord),
}
}
|
