Vendor in c/image with sigstore support

Signed-off-by: Miloslav Trmač <mitr@redhat.com>

vendor/github.com/letsencrypt/boulder/probs/probs.go

@@ -0,0 +1,349 @@
+package probs
+
+import (
+	"fmt"
+	"net/http"
+
+	"github.com/letsencrypt/boulder/identifier"
+)
+
+// Error types that can be used in ACME payloads
+const (
+	ConnectionProblem            = ProblemType("connection")
+	MalformedProblem             = ProblemType("malformed")
+	ServerInternalProblem        = ProblemType("serverInternal")
+	TLSProblem                   = ProblemType("tls")
+	UnauthorizedProblem          = ProblemType("unauthorized")
+	RateLimitedProblem           = ProblemType("rateLimited")
+	BadNonceProblem              = ProblemType("badNonce")
+	InvalidEmailProblem          = ProblemType("invalidEmail")
+	RejectedIdentifierProblem    = ProblemType("rejectedIdentifier")
+	AccountDoesNotExistProblem   = ProblemType("accountDoesNotExist")
+	CAAProblem                   = ProblemType("caa")
+	DNSProblem                   = ProblemType("dns")
+	AlreadyRevokedProblem        = ProblemType("alreadyRevoked")
+	OrderNotReadyProblem         = ProblemType("orderNotReady")
+	BadSignatureAlgorithmProblem = ProblemType("badSignatureAlgorithm")
+	BadPublicKeyProblem          = ProblemType("badPublicKey")
+	BadRevocationReasonProblem   = ProblemType("badRevocationReason")
+	BadCSRProblem                = ProblemType("badCSR")
+
+	V1ErrorNS = "urn:acme:error:"
+	V2ErrorNS = "urn:ietf:params:acme:error:"
+)
+
+// ProblemType defines the error types in the ACME protocol
+type ProblemType string
+
+// ProblemDetails objects represent problem documents
+// https://tools.ietf.org/html/draft-ietf-appsawg-http-problem-00
+type ProblemDetails struct {
+	Type   ProblemType `json:"type,omitempty"`
+	Detail string      `json:"detail,omitempty"`
+	// HTTPStatus is the HTTP status code the ProblemDetails should probably be sent
+	// as.
+	HTTPStatus int `json:"status,omitempty"`
+	// SubProblems are optional additional per-identifier problems. See
+	// RFC 8555 Section 6.7.1: https://tools.ietf.org/html/rfc8555#section-6.7.1
+	SubProblems []SubProblemDetails `json:"subproblems,omitempty"`
+}
+
+// SubProblemDetails represents sub-problems specific to an identifier that are
+// related to a top-level ProblemDetails.
+// See RFC 8555 Section 6.7.1: https://tools.ietf.org/html/rfc8555#section-6.7.1
+type SubProblemDetails struct {
+	ProblemDetails
+	Identifier identifier.ACMEIdentifier `json:"identifier"`
+}
+
+func (pd *ProblemDetails) Error() string {
+	return fmt.Sprintf("%s :: %s", pd.Type, pd.Detail)
+}
+
+// WithSubProblems returns a new ProblemsDetails instance created by adding the
+// provided subProbs to the existing ProblemsDetail.
+func (pd *ProblemDetails) WithSubProblems(subProbs []SubProblemDetails) *ProblemDetails {
+	return &ProblemDetails{
+		Type:        pd.Type,
+		Detail:      pd.Detail,
+		HTTPStatus:  pd.HTTPStatus,
+		SubProblems: append(pd.SubProblems, subProbs...),
+	}
+}
+
+// statusTooManyRequests is the HTTP status code meant for rate limiting
+// errors. It's not currently in the net/http library so we add it here.
+const statusTooManyRequests = 429
+
+// ProblemDetailsToStatusCode inspects the given ProblemDetails to figure out
+// what HTTP status code it should represent. It should only be used by the WFE
+// but is included in this package because of its reliance on ProblemTypes.
+func ProblemDetailsToStatusCode(prob *ProblemDetails) int {
+	if prob.HTTPStatus != 0 {
+		return prob.HTTPStatus
+	}
+	switch prob.Type {
+	case
+		ConnectionProblem,
+		MalformedProblem,
+		BadSignatureAlgorithmProblem,
+		BadPublicKeyProblem,
+		TLSProblem,
+		BadNonceProblem,
+		InvalidEmailProblem,
+		RejectedIdentifierProblem,
+		AccountDoesNotExistProblem,
+		BadRevocationReasonProblem:
+		return http.StatusBadRequest
+	case ServerInternalProblem:
+		return http.StatusInternalServerError
+	case
+		UnauthorizedProblem,
+		CAAProblem:
+		return http.StatusForbidden
+	case RateLimitedProblem:
+		return statusTooManyRequests
+	default:
+		return http.StatusInternalServerError
+	}
+}
+
+// BadNonce returns a ProblemDetails with a BadNonceProblem and a 400 Bad
+// Request status code.
+func BadNonce(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       BadNonceProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// RejectedIdentifier returns a ProblemDetails with a RejectedIdentifierProblem and a 400 Bad
+// Request status code.
+func RejectedIdentifier(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       RejectedIdentifierProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// Conflict returns a ProblemDetails with a MalformedProblem and a 409 Conflict
+// status code.
+func Conflict(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       MalformedProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusConflict,
+	}
+}
+
+// AlreadyRevoked returns a ProblemDetails with a AlreadyRevokedProblem and a 400 Bad
+// Request status code.
+func AlreadyRevoked(detail string, a ...interface{}) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       AlreadyRevokedProblem,
+		Detail:     fmt.Sprintf(detail, a...),
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// Malformed returns a ProblemDetails with a MalformedProblem and a 400 Bad
+// Request status code.
+func Malformed(detail string, args ...interface{}) *ProblemDetails {
+	if len(args) > 0 {
+		detail = fmt.Sprintf(detail, args...)
+	}
+	return &ProblemDetails{
+		Type:       MalformedProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// Canceled returns a ProblemDetails with a MalformedProblem and a 408 Request
+// Timeout status code.
+func Canceled(detail string, args ...interface{}) *ProblemDetails {
+	if len(args) > 0 {
+		detail = fmt.Sprintf(detail, args...)
+	}
+	return &ProblemDetails{
+		Type:       MalformedProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusRequestTimeout,
+	}
+}
+
+// BadSignatureAlgorithm returns a ProblemDetails with a BadSignatureAlgorithmProblem
+// and a 400 Bad Request status code.
+func BadSignatureAlgorithm(detail string, a ...interface{}) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       BadSignatureAlgorithmProblem,
+		Detail:     fmt.Sprintf(detail, a...),
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// BadPublicKey returns a ProblemDetails with a BadPublicKeyProblem and a 400 Bad
+// Request status code.
+func BadPublicKey(detail string, a ...interface{}) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       BadPublicKeyProblem,
+		Detail:     fmt.Sprintf(detail, a...),
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// NotFound returns a ProblemDetails with a MalformedProblem and a 404 Not Found
+// status code.
+func NotFound(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       MalformedProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusNotFound,
+	}
+}
+
+// ServerInternal returns a ProblemDetails with a ServerInternalProblem and a
+// 500 Internal Server Failure status code.
+func ServerInternal(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       ServerInternalProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusInternalServerError,
+	}
+}
+
+// Unauthorized returns a ProblemDetails with an UnauthorizedProblem and a 403
+// Forbidden status code.
+func Unauthorized(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       UnauthorizedProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusForbidden,
+	}
+}
+
+// MethodNotAllowed returns a ProblemDetails representing a disallowed HTTP
+// method error.
+func MethodNotAllowed() *ProblemDetails {
+	return &ProblemDetails{
+		Type:       MalformedProblem,
+		Detail:     "Method not allowed",
+		HTTPStatus: http.StatusMethodNotAllowed,
+	}
+}
+
+// ContentLengthRequired returns a ProblemDetails representing a missing
+// Content-Length header error
+func ContentLengthRequired() *ProblemDetails {
+	return &ProblemDetails{
+		Type:       MalformedProblem,
+		Detail:     "missing Content-Length header",
+		HTTPStatus: http.StatusLengthRequired,
+	}
+}
+
+// InvalidContentType returns a ProblemDetails suitable for a missing
+// ContentType header, or an incorrect ContentType header
+func InvalidContentType(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       MalformedProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusUnsupportedMediaType,
+	}
+}
+
+// InvalidEmail returns a ProblemDetails representing an invalid email address
+// error
+func InvalidEmail(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       InvalidEmailProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// ConnectionFailure returns a ProblemDetails representing a ConnectionProblem
+// error
+func ConnectionFailure(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       ConnectionProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// RateLimited returns a ProblemDetails representing a RateLimitedProblem error
+func RateLimited(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       RateLimitedProblem,
+		Detail:     detail,
+		HTTPStatus: statusTooManyRequests,
+	}
+}
+
+// TLSError returns a ProblemDetails representing a TLSProblem error
+func TLSError(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       TLSProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// AccountDoesNotExist returns a ProblemDetails representing an
+// AccountDoesNotExistProblem error
+func AccountDoesNotExist(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       AccountDoesNotExistProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// CAA returns a ProblemDetails representing a CAAProblem
+func CAA(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       CAAProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusForbidden,
+	}
+}
+
+// DNS returns a ProblemDetails representing a DNSProblem
+func DNS(detail string) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       DNSProblem,
+		Detail:     detail,
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// OrderNotReady returns a ProblemDetails representing a OrderNotReadyProblem
+func OrderNotReady(detail string, a ...interface{}) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       OrderNotReadyProblem,
+		Detail:     fmt.Sprintf(detail, a...),
+		HTTPStatus: http.StatusForbidden,
+	}
+}
+
+// BadRevocationReason returns a ProblemDetails representing
+// a BadRevocationReasonProblem
+func BadRevocationReason(detail string, a ...interface{}) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       BadRevocationReasonProblem,
+		Detail:     fmt.Sprintf(detail, a...),
+		HTTPStatus: http.StatusBadRequest,
+	}
+}
+
+// BadCSR returns a ProblemDetails representing a BadCSRProblem.
+func BadCSR(detail string, a ...interface{}) *ProblemDetails {
+	return &ProblemDetails{
+		Type:       BadCSRProblem,
+		Detail:     fmt.Sprintf(detail, a...),
+		HTTPStatus: http.StatusBadRequest,
+	}
+}