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Merge pull request #305 from harshavardhana/pr_out_remove_x509_package_janitor_continuation_monad
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Harshavardhana
commit
772d3bc3d4
@ -1,152 +0,0 @@
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/*
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* Mini Object Storage, (C) 2015 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package x509
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import (
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"errors"
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"fmt"
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"math/big"
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"net"
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"os"
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"time"
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"crypto/ecdsa"
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"crypto/elliptic"
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"crypto/rand"
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"crypto/rsa"
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"crypto/x509"
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"crypto/x509/pkix"
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"encoding/pem"
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)
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// Certificates - based on http://golang.org/src/crypto/tls/generate_cert.go
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type Certificates struct {
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CertPemBlock []byte
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CertKeyBlock []byte
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}
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// Params - various x.509 parameters
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type Params struct {
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Hostname string
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IsCA bool
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EcdsaCurve string
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ValidFrom string // Date formatted as Jan 1 15:04:05 2011
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ValidFor time.Duration
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}
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func publicKey(priv interface{}) interface{} {
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switch k := priv.(type) {
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case *rsa.PrivateKey:
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return k.Public()
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case *ecdsa.PrivateKey:
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return k.Public()
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default:
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return nil
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}
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}
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func pemBlockForKey(priv interface{}) *pem.Block {
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switch k := priv.(type) {
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case *rsa.PrivateKey:
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return &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(k)}
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case *ecdsa.PrivateKey:
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b, err := x509.MarshalECPrivateKey(k)
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if err != nil {
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fmt.Fprintf(os.Stderr, "Unable to marshal ECDSA private key: %v", err)
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os.Exit(2)
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}
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return &pem.Block{Type: "EC PRIVATE KEY", Bytes: b}
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default:
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return nil
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}
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}
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// GenerateCertificates - generate certificates using custom x.509 parameters
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func (tls *Certificates) GenerateCertificates(params Params) error {
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var rsaBits = 2048
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var priv interface{}
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var err error
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switch params.EcdsaCurve {
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case "":
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priv, err = rsa.GenerateKey(rand.Reader, rsaBits)
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case "P224":
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priv, err = ecdsa.GenerateKey(elliptic.P224(), rand.Reader)
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case "P256":
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priv, err = ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
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case "P384":
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priv, err = ecdsa.GenerateKey(elliptic.P384(), rand.Reader)
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case "P521":
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priv, err = ecdsa.GenerateKey(elliptic.P521(), rand.Reader)
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default:
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return errors.New("Unrecognized elliptic curve: %q", params.EcdsaCurve)
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}
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if err != nil {
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return errors.New("failed to generate private key: %s", err)
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}
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var notBefore time.Time
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if len(params.ValidFrom) == 0 {
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notBefore = time.Now()
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} else {
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notBefore, err = time.Parse("Jan 2 15:04:05 2006", params.ValidFrom)
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if err != nil {
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return errors.New("Failed to parse creation date: %s", err)
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}
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}
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notAfter := notBefore.Add(time.Duration(params.ValidFor))
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serialNumberLimit := new(big.Int).Lsh(big.NewInt(1), 128)
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serialNumber, err := rand.Int(rand.Reader, serialNumberLimit)
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if err != nil {
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return errors.New("failed to generate serial number: %s", err)
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}
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orgName := pkix.Name{
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Organization: []string{"Minio"},
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}
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template := x509.Certificate{
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SerialNumber: serialNumber,
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Subject: orgName,
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NotBefore: notBefore,
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NotAfter: notAfter,
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KeyUsage: x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature,
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ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
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BasicConstraintsValid: true,
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}
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if ip := net.ParseIP(params.Hostname); ip != nil {
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template.IPAddresses = append(template.IPAddresses, ip)
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} else {
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template.DNSNames = append(template.DNSNames, params.Hostname)
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}
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if params.IsCA {
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template.IsCA = true
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template.KeyUsage |= x509.KeyUsageCertSign
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}
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derBytes, err := x509.CreateCertificate(rand.Reader, &template, &template, publicKey(priv), priv)
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if err != nil {
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return errors.New("Failed to create certificate: %s", err)
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}
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tls.CertPemBlock = pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: derBytes})
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tls.CertKeyBlock = pem.EncodeToMemory(pemBlockForKey(priv))
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return nil
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}
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@ -1,44 +0,0 @@
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/*
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* Mini Object Storage, (C) 2015 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package x509_test
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import (
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"testing"
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"time"
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"github.com/minio-io/minio/pkg/utils/crypto/x509"
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. "gopkg.in/check.v1"
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)
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func Test(t *testing.T) { TestingT(t) }
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type MySuite struct{}
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var _ = Suite(&MySuite{})
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func (s *MySuite) Testing(c *C) {
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certObj := x509.Certificates{}
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params := x509.Params{
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Hostname: "example.com",
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IsCA: false,
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EcdsaCurve: "P224",
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ValidFrom: "Jan 1 15:04:05 2015",
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ValidFor: time.Duration(3600),
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}
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err := certObj.GenerateCertificates(params)
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c.Assert(err, IsNil)
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}
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