diff options
Diffstat (limited to 'vendor/github.com/docker/libtrust/key_manager.go')
-rw-r--r-- | vendor/github.com/docker/libtrust/key_manager.go | 175 |
1 files changed, 0 insertions, 175 deletions
diff --git a/vendor/github.com/docker/libtrust/key_manager.go b/vendor/github.com/docker/libtrust/key_manager.go deleted file mode 100644 index 9a98ae357..000000000 --- a/vendor/github.com/docker/libtrust/key_manager.go +++ /dev/null @@ -1,175 +0,0 @@ -package libtrust - -import ( - "crypto/tls" - "crypto/x509" - "fmt" - "io/ioutil" - "net" - "os" - "path" - "sync" -) - -// ClientKeyManager manages client keys on the filesystem -type ClientKeyManager struct { - key PrivateKey - clientFile string - clientDir string - - clientLock sync.RWMutex - clients []PublicKey - - configLock sync.Mutex - configs []*tls.Config -} - -// NewClientKeyManager loads a new manager from a set of key files -// and managed by the given private key. -func NewClientKeyManager(trustKey PrivateKey, clientFile, clientDir string) (*ClientKeyManager, error) { - m := &ClientKeyManager{ - key: trustKey, - clientFile: clientFile, - clientDir: clientDir, - } - if err := m.loadKeys(); err != nil { - return nil, err - } - // TODO Start watching file and directory - - return m, nil -} - -func (c *ClientKeyManager) loadKeys() (err error) { - // Load authorized keys file - var clients []PublicKey - if c.clientFile != "" { - clients, err = LoadKeySetFile(c.clientFile) - if err != nil { - return fmt.Errorf("unable to load authorized keys: %s", err) - } - } - - // Add clients from authorized keys directory - files, err := ioutil.ReadDir(c.clientDir) - if err != nil && !os.IsNotExist(err) { - return fmt.Errorf("unable to open authorized keys directory: %s", err) - } - for _, f := range files { - if !f.IsDir() { - publicKey, err := LoadPublicKeyFile(path.Join(c.clientDir, f.Name())) - if err != nil { - return fmt.Errorf("unable to load authorized key file: %s", err) - } - clients = append(clients, publicKey) - } - } - - c.clientLock.Lock() - c.clients = clients - c.clientLock.Unlock() - - return nil -} - -// RegisterTLSConfig registers a tls configuration to manager -// such that any changes to the keys may be reflected in -// the tls client CA pool -func (c *ClientKeyManager) RegisterTLSConfig(tlsConfig *tls.Config) error { - c.clientLock.RLock() - certPool, err := GenerateCACertPool(c.key, c.clients) - if err != nil { - return fmt.Errorf("CA pool generation error: %s", err) - } - c.clientLock.RUnlock() - - tlsConfig.ClientCAs = certPool - - c.configLock.Lock() - c.configs = append(c.configs, tlsConfig) - c.configLock.Unlock() - - return nil -} - -// NewIdentityAuthTLSConfig creates a tls.Config for the server to use for -// libtrust identity authentication for the domain specified -func NewIdentityAuthTLSConfig(trustKey PrivateKey, clients *ClientKeyManager, addr string, domain string) (*tls.Config, error) { - tlsConfig := newTLSConfig() - - tlsConfig.ClientAuth = tls.RequireAndVerifyClientCert - if err := clients.RegisterTLSConfig(tlsConfig); err != nil { - return nil, err - } - - // Generate cert - ips, domains, err := parseAddr(addr) - if err != nil { - return nil, err - } - // add domain that it expects clients to use - domains = append(domains, domain) - x509Cert, err := GenerateSelfSignedServerCert(trustKey, domains, ips) - if err != nil { - return nil, fmt.Errorf("certificate generation error: %s", err) - } - tlsConfig.Certificates = []tls.Certificate{{ - Certificate: [][]byte{x509Cert.Raw}, - PrivateKey: trustKey.CryptoPrivateKey(), - Leaf: x509Cert, - }} - - return tlsConfig, nil -} - -// NewCertAuthTLSConfig creates a tls.Config for the server to use for -// certificate authentication -func NewCertAuthTLSConfig(caPath, certPath, keyPath string) (*tls.Config, error) { - tlsConfig := newTLSConfig() - - cert, err := tls.LoadX509KeyPair(certPath, keyPath) - if err != nil { - return nil, fmt.Errorf("Couldn't load X509 key pair (%s, %s): %s. Key encrypted?", certPath, keyPath, err) - } - tlsConfig.Certificates = []tls.Certificate{cert} - - // Verify client certificates against a CA? - if caPath != "" { - certPool := x509.NewCertPool() - file, err := ioutil.ReadFile(caPath) - if err != nil { - return nil, fmt.Errorf("Couldn't read CA certificate: %s", err) - } - certPool.AppendCertsFromPEM(file) - - tlsConfig.ClientAuth = tls.RequireAndVerifyClientCert - tlsConfig.ClientCAs = certPool - } - - return tlsConfig, nil -} - -func newTLSConfig() *tls.Config { - return &tls.Config{ - NextProtos: []string{"http/1.1"}, - // Avoid fallback on insecure SSL protocols - MinVersion: tls.VersionTLS10, - } -} - -// parseAddr parses an address into an array of IPs and domains -func parseAddr(addr string) ([]net.IP, []string, error) { - host, _, err := net.SplitHostPort(addr) - if err != nil { - return nil, nil, err - } - var domains []string - var ips []net.IP - ip := net.ParseIP(host) - if ip != nil { - ips = []net.IP{ip} - } else { - domains = []string{host} - } - return ips, domains, nil -} |