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// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package build contains constants for the Go continuous build system.
package build
import (
"crypto/tls"
"crypto/x509"
"errors"
"fmt"
"net"
"strings"
)
// CoordinatorInstance is either "prod", "staging", or "localhost:<port>".
type CoordinatorInstance string
const (
ProdCoordinator CoordinatorInstance = "prod"
StagingCoordinator CoordinatorInstance = "staging"
)
func (ci CoordinatorInstance) TLSHostPort() (string, error) {
switch ci {
case ProdCoordinator:
return "farmer.golang.org:443", nil
case StagingCoordinator:
// TODO(cmang): make this project dependent.
return "104.154.113.235:443", nil
}
if ci == "" {
return "", errors.New("build: coordinator instance is empty")
}
if _, _, err := net.SplitHostPort(string(ci)); err == nil {
return string(ci), nil
}
return net.JoinHostPort(string(ci), "443"), nil
}
func (ci CoordinatorInstance) TLSDialer() func(network, addr string) (net.Conn, error) {
if ci == "prod" {
// TODO(bradfitz): once the staging coordinator has a
// DNS name and LetsEncrypt, delete this whole method?
return nil // uses default http.Transport.DialTLS dialer
}
caPool := x509.NewCertPool()
tlsConf := &tls.Config{
ServerName: "go", // fixed name; see build.go
RootCAs: caPool,
InsecureSkipVerify: ci.isDev(),
}
var err error
ca := ci.CACert()
if ci == "" {
tlsConf.InsecureSkipVerify = true // in localhost dev mode
} else {
if !caPool.AppendCertsFromPEM([]byte(ca)) {
err = fmt.Errorf("Failed to load client's TLS cert for instance %q", string(ci))
}
}
return func(network, addr string) (net.Conn, error) {
if err != nil {
// sticky error from AppendCertsFromPEM
return nil, err
}
if network != "tcp" {
return nil, fmt.Errorf("unsupported network %q", network)
}
tcpConn, err := net.Dial("tcp", addr)
if err != nil {
return nil, err
}
conn := tls.Client(tcpConn, tlsConf)
if err := conn.Handshake(); err != nil {
return nil, fmt.Errorf("failed to handshake with coordinator: %v", err)
}
return conn, nil
}
}
// CACert returns the public certificate of the CA used to sign
// this coordinator instance's certificate.
func (ci CoordinatorInstance) CACert() string {
if ci == ProdCoordinator {
return ProdCoordinatorCA
} else if ci == StagingCoordinator {
return StagingCoordinatorCA
} else if ci.isDev() {
return DevCoordinatorCA
}
return ""
}
func (ci CoordinatorInstance) isDev() bool {
return strings.HasPrefix(string(ci), "localhost")
}
/*
Certificate authority and the coordinator SSL key were created with:
openssl genrsa -out ca_key.pem 2048
openssl req -x509 -new -key ca_key.pem -out ca_cert.pem -days 1068 -subj /CN="go"
openssl genrsa -out key.pem 2048
openssl req -new -out cert_req.pem -key key.pem -subj /CN="go"
openssl x509 -req -in cert_req.pem -out cert.pem -CAkey ca_key.pem -CA ca_cert.pem -days 730 -CAcreateserial -CAserial serial
*/
// ProdCoordinatorCA is the production CA cert for farmer.golang.org.
const ProdCoordinatorCA = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`
// StagingCoordinatorCA is the cert used on GCE for the
// go-dashboard-dev project.
const StagingCoordinatorCA = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`
// DevCoordinatorCA is the cert used by the coordinator and buildlet in
// development mode. (Not to be confused with the staging "dev" instance
// under GCE project "go-dashboard-dev")
const DevCoordinatorCA = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`
// DevCoordinatorKey is the key used by the coordinator and buildlet in
// development mode. (Not to be confused with the staging "dev" instance
// under GCE project "go-dashboard-dev")
const DevCoordinatorKey = `-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----`