Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/cmd/kubeadm/app/master/pki.go

@@ -0,0 +1,200 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package master
+
+import (
+	"crypto/rsa"
+	"crypto/x509"
+	"fmt"
+	"net"
+	"path"
+
+	kubeadmapi "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm"
+	ipallocator "k8s.io/kubernetes/pkg/registry/core/service/ipallocator"
+	certutil "k8s.io/kubernetes/pkg/util/cert"
+)
+
+func newCertificateAuthority() (*rsa.PrivateKey, *x509.Certificate, error) {
+	key, err := certutil.NewPrivateKey()
+	if err != nil {
+		return nil, nil, fmt.Errorf("unable to create private key [%v]", err)
+	}
+
+	config := certutil.Config{
+		CommonName: "kubernetes",
+	}
+
+	cert, err := certutil.NewSelfSignedCACert(config, key)
+	if err != nil {
+		return nil, nil, fmt.Errorf("unable to create self-signed certificate [%v]", err)
+	}
+
+	return key, cert, nil
+}
+
+func newServerKeyAndCert(cfg *kubeadmapi.MasterConfiguration, caCert *x509.Certificate, caKey *rsa.PrivateKey, altNames certutil.AltNames) (*rsa.PrivateKey, *x509.Certificate, error) {
+	key, err := certutil.NewPrivateKey()
+	if err != nil {
+		return nil, nil, fmt.Errorf("unable to create private key [%v]", err)
+	}
+
+	internalAPIServerFQDN := []string{
+		"kubernetes",
+		"kubernetes.default",
+		"kubernetes.default.svc",
+		fmt.Sprintf("kubernetes.default.svc.%s", cfg.Networking.DNSDomain),
+	}
+
+	_, n, err := net.ParseCIDR(cfg.Networking.ServiceSubnet)
+	if err != nil {
+		return nil, nil, fmt.Errorf("error parsing CIDR %q: %v", cfg.Networking.ServiceSubnet, err)
+	}
+	internalAPIServerVirtualIP, err := ipallocator.GetIndexedIP(n, 1)
+	if err != nil {
+		return nil, nil, fmt.Errorf("unable to allocate IP address for the API server from the given CIDR (%q) [%v]", &cfg.Networking.ServiceSubnet, err)
+	}
+
+	altNames.IPs = append(altNames.IPs, internalAPIServerVirtualIP)
+	altNames.DNSNames = append(altNames.DNSNames, internalAPIServerFQDN...)
+
+	config := certutil.Config{
+		CommonName: "kube-apiserver",
+		AltNames:   altNames,
+	}
+	cert, err := certutil.NewSignedCert(config, key, caCert, caKey)
+	if err != nil {
+		return nil, nil, fmt.Errorf("unable to sign certificate [%v]", err)
+	}
+
+	return key, cert, nil
+}
+
+func newClientKeyAndCert(caCert *x509.Certificate, caKey *rsa.PrivateKey) (*rsa.PrivateKey, *x509.Certificate, error) {
+	key, err := certutil.NewPrivateKey()
+	if err != nil {
+		return nil, nil, fmt.Errorf("unable to create private key [%v]", err)
+	}
+
+	config := certutil.Config{
+		CommonName: "kubernetes-admin",
+	}
+	cert, err := certutil.NewSignedCert(config, key, caCert, caKey)
+	if err != nil {
+		return nil, nil, fmt.Errorf("unable to sign certificate [%v]", err)
+	}
+
+	return key, cert, nil
+}
+
+func writeKeysAndCert(pkiPath string, name string, key *rsa.PrivateKey, cert *x509.Certificate) error {
+	publicKeyPath, privateKeyPath, certificatePath := pathsKeysCerts(pkiPath, name)
+
+	if key != nil {
+		if err := certutil.WriteKey(privateKeyPath, certutil.EncodePrivateKeyPEM(key)); err != nil {
+			return fmt.Errorf("unable to write private key file (%q) [%v]", privateKeyPath, err)
+		}
+		if pubKey, err := certutil.EncodePublicKeyPEM(&key.PublicKey); err == nil {
+			if err := certutil.WriteKey(publicKeyPath, pubKey); err != nil {
+				return fmt.Errorf("unable to write public key file (%q) [%v]", publicKeyPath, err)
+			}
+		} else {
+			return fmt.Errorf("unable to encode public key to PEM [%v]", err)
+		}
+	}
+
+	if cert != nil {
+		if err := certutil.WriteCert(certificatePath, certutil.EncodeCertPEM(cert)); err != nil {
+			return fmt.Errorf("unable to write certificate file (%q) [%v]", certificatePath, err)
+		}
+	}
+
+	return nil
+}
+
+func pathsKeysCerts(pkiPath, name string) (string, string, string) {
+	return path.Join(pkiPath, fmt.Sprintf("%s-pub.pem", name)),
+		path.Join(pkiPath, fmt.Sprintf("%s-key.pem", name)),
+		path.Join(pkiPath, fmt.Sprintf("%s.pem", name))
+}
+
+func newServiceAccountKey() (*rsa.PrivateKey, error) {
+	key, err := certutil.NewPrivateKey()
+	if err != nil {
+		return nil, err
+	}
+	return key, nil
+}
+
+// CreatePKIAssets will create and write to disk all PKI assets necessary to establish the control plane.
+// It first generates a self-signed CA certificate, a server certificate (signed by the CA) and a key for
+// signing service account tokens. It returns CA key and certificate, which is convenient for use with
+// client config funcs.
+func CreatePKIAssets(cfg *kubeadmapi.MasterConfiguration) (*rsa.PrivateKey, *x509.Certificate, error) {
+	var (
+		err      error
+		altNames certutil.AltNames
+	)
+
+	for _, a := range cfg.API.AdvertiseAddresses {
+		if ip := net.ParseIP(a); ip != nil {
+			altNames.IPs = append(altNames.IPs, ip)
+		} else {
+			return nil, nil, fmt.Errorf("could not parse ip %q", a)
+		}
+	}
+	altNames.DNSNames = append(altNames.DNSNames, cfg.API.ExternalDNSNames...)
+
+	pkiPath := path.Join(kubeadmapi.GlobalEnvParams.HostPKIPath)
+
+	caKey, caCert, err := newCertificateAuthority()
+	if err != nil {
+		return nil, nil, fmt.Errorf("<master/pki> failure while creating CA keys and certificate - %v", err)
+	}
+
+	if err := writeKeysAndCert(pkiPath, "ca", caKey, caCert); err != nil {
+		return nil, nil, fmt.Errorf("<master/pki> failure while saving CA keys and certificate - %v", err)
+	}
+	fmt.Printf("<master/pki> generated Certificate Authority key and certificate:\n%s\n", certutil.FormatCert(caCert))
+	pub, prv, cert := pathsKeysCerts(pkiPath, "ca")
+	fmt.Printf("Public: %s\nPrivate: %s\nCert: %s\n", pub, prv, cert)
+
+	apiKey, apiCert, err := newServerKeyAndCert(cfg, caCert, caKey, altNames)
+	if err != nil {
+		return nil, nil, fmt.Errorf("<master/pki> failure while creating API server keys and certificate - %v", err)
+	}
+
+	if err := writeKeysAndCert(pkiPath, "apiserver", apiKey, apiCert); err != nil {
+		return nil, nil, fmt.Errorf("<master/pki> failure while saving API server keys and certificate - %v", err)
+	}
+	fmt.Printf("<master/pki> generated API Server key and certificate:\n%s\n", certutil.FormatCert(apiCert))
+	pub, prv, cert = pathsKeysCerts(pkiPath, "apiserver")
+	fmt.Printf("Public: %s\nPrivate: %s\nCert: %s\n", pub, prv, cert)
+
+	saKey, err := newServiceAccountKey()
+	if err != nil {
+		return nil, nil, fmt.Errorf("<master/pki> failure while creating service account signing keys [%v]", err)
+	}
+	if err := writeKeysAndCert(pkiPath, "sa", saKey, nil); err != nil {
+		return nil, nil, fmt.Errorf("<master/pki> failure while saving service account signing keys - %v", err)
+	}
+	fmt.Printf("<master/pki> generated Service Account Signing keys:\n")
+	pub, prv, _ = pathsKeysCerts(pkiPath, "sa")
+	fmt.Printf("Public: %s\nPrivate: %s\n", pub, prv)
+
+	fmt.Printf("<master/pki> created keys and certificates in %q\n", pkiPath)
+	return caKey, caCert, nil
+}