blob: 578618dfbfc5b24e7bdd852c1a6acade1c953363 [file] [log] [blame]
/* Copyright (c) 2017, Google Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
// make_many_constraints.go generates test certificates many_constraints.pem,
// many_names*.pem, and some_names*.pem for x509_test.cc
package main
import (
"crypto/rand"
"crypto/rsa"
"crypto/x509"
"crypto/x509/pkix"
"encoding/asn1"
"encoding/pem"
"fmt"
"math/big"
"os"
"time"
)
const privateKeyPEM = `-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----`
var privateKey *rsa.PrivateKey
func init() {
in := []byte(privateKeyPEM)
keyBlock, in := pem.Decode(in)
if keyBlock == nil || keyBlock.Type != "PRIVATE KEY" {
panic("could not decode private key")
}
key, err := x509.ParsePKCS8PrivateKey(keyBlock.Bytes)
if err != nil {
panic(err)
}
privateKey = key.(*rsa.PrivateKey)
}
func randOrDie(out []byte) {
if _, err := rand.Reader.Read(out); err != nil {
panic(err)
}
}
func writePEM(path string, in []byte) {
file, err := os.Create(path)
if err != nil {
panic(err)
}
defer file.Close()
err = pem.Encode(file, &pem.Block{Type: "CERTIFICATE", Bytes: in})
if err != nil {
panic(err)
}
}
func main() {
notBefore, err := time.Parse(time.RFC3339, "2000-01-01T00:00:00Z")
if err != nil {
panic(err)
}
notAfter, err := time.Parse(time.RFC3339, "2100-01-01T00:00:00Z")
if err != nil {
panic(err)
}
caTemplate := x509.Certificate{
SerialNumber: new(big.Int).SetInt64(1),
Subject: pkix.Name{CommonName: "CA"},
NotBefore: notBefore,
NotAfter: notAfter,
BasicConstraintsValid: true,
IsCA: true,
ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
KeyUsage: x509.KeyUsageCertSign,
SignatureAlgorithm: x509.SHA256WithRSA,
}
for i := 0; i < 513; i++ {
caTemplate.ExcludedDNSDomains = append(caTemplate.ExcludedDNSDomains, fmt.Sprintf("x%d.test", i))
}
for i := 0; i < 513; i++ {
caTemplate.PermittedDNSDomains = append(caTemplate.PermittedDNSDomains, fmt.Sprintf("t%d.test", i))
}
caTemplate.PermittedDNSDomains = append(caTemplate.PermittedDNSDomains, ".test")
caBytes, err := x509.CreateCertificate(rand.Reader, &caTemplate, &caTemplate, &privateKey.PublicKey, privateKey)
if err != nil {
panic(err)
}
writePEM("many_constraints.pem", caBytes)
ca, err := x509.ParseCertificate(caBytes)
if err != nil {
panic(err)
}
leaves := []struct {
path string
names int
emails int
}{
{"many_names1.pem", 513, 513},
{"many_names2.pem", 1025, 0},
{"many_names3.pem", 1, 1025},
{"some_names1.pem", 256, 256},
{"some_names2.pem", 513, 0},
{"some_names3.pem", 1, 513},
}
for i, leaf := range leaves {
leafTemplate := x509.Certificate{
SerialNumber: new(big.Int).SetInt64(int64(i + 2)),
Subject: pkix.Name{CommonName: "t0.test"},
NotBefore: notBefore,
NotAfter: notAfter,
BasicConstraintsValid: true,
IsCA: false,
ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
KeyUsage: x509.KeyUsageDigitalSignature | x509.KeyUsageKeyEncipherment,
SignatureAlgorithm: x509.SHA256WithRSA,
}
for i := 0; i < leaf.names; i++ {
leafTemplate.DNSNames = append(leafTemplate.DNSNames, fmt.Sprintf("t%d.test", i))
}
for i := 0; i < leaf.emails; i++ {
leafTemplate.Subject.ExtraNames = append(leafTemplate.Subject.ExtraNames, pkix.AttributeTypeAndValue{
Type: []int{1, 2, 840, 113549, 1, 9, 1},
Value: asn1.RawValue{
Class: asn1.ClassUniversal,
Tag: asn1.TagIA5String,
IsCompound: false,
Bytes: []byte(fmt.Sprintf("t%d@test", i)),
},
})
}
leafBytes, err := x509.CreateCertificate(rand.Reader, &leafTemplate, ca, &privateKey.PublicKey, privateKey)
if err != nil {
panic(err)
}
writePEM(leaf.path, leafBytes)
}
}