mirror of
https://github.com/smallstep/certificates.git
synced 2024-10-31 03:20:16 +00:00
81 lines
2.0 KiB
Go
81 lines
2.0 KiB
Go
package scep
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import (
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"crypto/x509"
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"encoding/json"
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"encoding/pem"
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"fmt"
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"time"
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"github.com/smallstep/nosql"
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)
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type certificate struct {
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ID string `json:"id"`
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Created time.Time `json:"created"`
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Leaf []byte `json:"leaf"`
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Intermediates []byte `json:"intermediates"`
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}
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// CertOptions options with which to create and store a cert object.
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type CertOptions struct {
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Leaf *x509.Certificate
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Intermediates []*x509.Certificate
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}
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func newCert(db nosql.DB, ops CertOptions) (*certificate, error) {
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// TODO: according to the RFC this should be IssuerAndSerialNumber,
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// but sscep seems to use just the serial number for getcert
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id := ops.Leaf.SerialNumber.String()
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leaf := pem.EncodeToMemory(&pem.Block{
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Type: "CERTIFICATE",
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Bytes: ops.Leaf.Raw,
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})
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var intermediates []byte
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for _, cert := range ops.Intermediates {
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intermediates = append(intermediates, pem.EncodeToMemory(&pem.Block{
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Type: "CERTIFICATE",
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Bytes: cert.Raw,
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})...)
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}
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cert := &certificate{
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ID: id,
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Leaf: leaf,
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Intermediates: intermediates,
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Created: time.Now().UTC(),
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}
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certB, err := json.Marshal(cert)
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if err != nil {
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return nil, fmt.Errorf("%w: error marshaling certificate", err)
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}
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_, swapped, err := db.CmpAndSwap(certTable, []byte(id), nil, certB)
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switch {
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case err != nil:
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return nil, fmt.Errorf("%w: error storing certificate", err)
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case !swapped:
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return nil, fmt.Errorf("error storing certificate; " +
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"value has changed since last read")
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default:
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return cert, nil
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}
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}
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// func getCert(db nosql.DB, id string) (*certificate, error) {
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// b, err := db.Get(certTable, []byte(id))
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// if nosql.IsErrNotFound(err) {
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// return nil, fmt.Errorf("certificate %s not found", id)
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// } else if err != nil {
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// return nil, fmt.Errorf("error loading certificate")
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// }
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// var cert certificate
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// if err := json.Unmarshal(b, &cert); err != nil {
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// return nil, fmt.Errorf("%w: error unmarshaling certificate", err)
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// }
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// return &cert, nil
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// }
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