feat(M11c): crypto policy enforcement — CSR validation, MaxTTL caps, key metadata

Enforce certificate profile crypto constraints across all 5 issuance paths
(renewal, agent CSR, EST, SCEP). ValidateCSRAgainstProfile() rejects CSRs
with key algorithm/size that don't match profile rules. MaxTTL enforcement
caps certificate validity per issuer connector (Local CA, Vault, step-ca
enforce directly; ACME/DigiCert/Sectigo pass through). Key algorithm and
size are now persisted in certificate_versions for audit compliance.

16 new tests (12 service-layer + 4 Local CA connector). Removes hardcoded
version number from GUI sidebar. Documentation updated across architecture,
features, connectors, and README.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
shankar0123
2026-04-15 21:05:14 -04:00
parent f16a9c767a
commit f2e60b93a3
22 changed files with 779 additions and 70 deletions
+12 -10
View File
@@ -20,12 +20,13 @@ func NewIssuerConnectorAdapter(c issuer.Connector) IssuerConnector {
// IssueCertificate delegates to the underlying connector's IssueCertificate method,
// translating between service-layer and connector-layer types.
func (a *IssuerConnectorAdapter) IssueCertificate(ctx context.Context, commonName string, sans []string, csrPEM string, ekus []string) (*IssuanceResult, error) {
func (a *IssuerConnectorAdapter) IssueCertificate(ctx context.Context, commonName string, sans []string, csrPEM string, ekus []string, maxTTLSeconds int) (*IssuanceResult, error) {
result, err := a.connector.IssueCertificate(ctx, issuer.IssuanceRequest{
CommonName: commonName,
SANs: sans,
CSRPEM: csrPEM,
EKUs: ekus,
CommonName: commonName,
SANs: sans,
CSRPEM: csrPEM,
EKUs: ekus,
MaxTTLSeconds: maxTTLSeconds,
})
if err != nil {
return nil, err
@@ -41,12 +42,13 @@ func (a *IssuerConnectorAdapter) IssueCertificate(ctx context.Context, commonNam
// RenewCertificate delegates to the underlying connector's RenewCertificate method,
// translating between service-layer and connector-layer types.
func (a *IssuerConnectorAdapter) RenewCertificate(ctx context.Context, commonName string, sans []string, csrPEM string, ekus []string) (*IssuanceResult, error) {
func (a *IssuerConnectorAdapter) RenewCertificate(ctx context.Context, commonName string, sans []string, csrPEM string, ekus []string, maxTTLSeconds int) (*IssuanceResult, error) {
result, err := a.connector.RenewCertificate(ctx, issuer.RenewalRequest{
CommonName: commonName,
SANs: sans,
CSRPEM: csrPEM,
EKUs: ekus,
CommonName: commonName,
SANs: sans,
CSRPEM: csrPEM,
EKUs: ekus,
MaxTTLSeconds: maxTTLSeconds,
})
if err != nil {
return nil, err