forked from TrueCloudLab/certificates
52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
package api
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import (
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"encoding/pem"
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"fmt"
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"github.com/pkg/errors"
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"github.com/smallstep/certificates/errs"
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"net/http"
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)
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// CRL is an HTTP handler that returns the current CRL in DER or PEM format
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func CRL(w http.ResponseWriter, r *http.Request) {
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crlBytes, err := mustAuthority(r.Context()).GetCertificateRevocationList()
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_, formatAsPEM := r.URL.Query()["pem"]
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if err != nil {
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caErr, isCaErr := err.(*errs.Error)
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if isCaErr {
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http.Error(w, caErr.Msg, caErr.Status)
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return
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}
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w.WriteHeader(500)
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_, err = fmt.Fprintf(w, "%v\n", err)
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if err != nil {
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panic(errors.Wrap(err, "error writing http response"))
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}
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return
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}
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if formatAsPEM {
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pemBytes := pem.EncodeToMemory(&pem.Block{
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Type: "X509 CRL",
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Bytes: crlBytes,
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})
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w.Header().Add("Content-Type", "application/x-pem-file")
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w.Header().Add("Content-Disposition", "attachment; filename=\"crl.pem\"")
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_, err = w.Write(pemBytes)
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} else {
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w.Header().Add("Content-Type", "application/pkix-crl")
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w.Header().Add("Content-Disposition", "attachment; filename=\"crl.der\"")
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_, err = w.Write(crlBytes)
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}
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if err != nil {
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panic(errors.Wrap(err, "error writing http response"))
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}
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}
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