forked from TrueCloudLab/certificates
64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
package api
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import (
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"net/http"
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"github.com/smallstep/certificates/api/read"
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"github.com/smallstep/certificates/errs"
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)
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// RekeyRequest is the request body for a certificate rekey request.
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type RekeyRequest struct {
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CsrPEM CertificateRequest `json:"csr"`
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}
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// Validate checks the fields of the RekeyRequest and returns nil if they are ok
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// or an error if something is wrong.
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func (s *RekeyRequest) Validate() error {
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if s.CsrPEM.CertificateRequest == nil {
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return errs.BadRequest("missing csr")
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}
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if err := s.CsrPEM.CertificateRequest.CheckSignature(); err != nil {
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return errs.BadRequestErr(err, "invalid csr")
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}
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return nil
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}
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// Rekey is similar to renew except that the certificate will be renewed with new key from csr.
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func (h *caHandler) Rekey(w http.ResponseWriter, r *http.Request) {
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if r.TLS == nil || len(r.TLS.PeerCertificates) == 0 {
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WriteError(w, errs.BadRequest("missing client certificate"))
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return
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}
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var body RekeyRequest
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if err := read.JSON(r.Body, &body); err != nil {
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WriteError(w, errs.BadRequestErr(err, "error reading request body"))
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return
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}
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if err := body.Validate(); err != nil {
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WriteError(w, err)
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return
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}
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certChain, err := h.Authority.Rekey(r.TLS.PeerCertificates[0], body.CsrPEM.CertificateRequest.PublicKey)
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if err != nil {
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WriteError(w, errs.Wrap(http.StatusInternalServerError, err, "cahandler.Rekey"))
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return
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}
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certChainPEM := certChainToPEM(certChain)
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var caPEM Certificate
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if len(certChainPEM) > 1 {
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caPEM = certChainPEM[1]
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}
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LogCertificate(w, certChain[0])
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JSONStatus(w, &SignResponse{
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ServerPEM: certChainPEM[0],
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CaPEM: caPEM,
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CertChainPEM: certChainPEM,
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TLSOptions: h.Authority.GetTLSOptions(),
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}, http.StatusCreated)
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}
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