Exemplo n.º 1
0
func newRoundTripper(config *Config, tls *transport.TLSConfig) (*http.Transport, error) {
	var proxy func(*http.Request) (*url.URL, error)
	if config.ProxyURL != "" {
		url, err := url.Parse(config.ProxyURL)
		if err != nil {
			return nil, err
		}
		proxy = http.ProxyURL(url)
	}

	dialer := transport.NetDialer(config.Timeout)
	tlsDialer, err := transport.TLSDialer(dialer, tls, config.Timeout)
	if err != nil {
		return nil, err
	}

	return &http.Transport{
		Proxy:             proxy,
		Dial:              dialer.Dial,
		DialTLS:           tlsDialer.Dial,
		DisableKeepAlives: true,
	}, nil
}
Exemplo n.º 2
0
func NewClient(
	s ClientSettings,
	onConnectCallback connectCallback,
) (*Client, error) {
	proxy := http.ProxyFromEnvironment
	if s.Proxy != nil {
		proxy = http.ProxyURL(s.Proxy)
	}

	pipeline := s.Pipeline
	if pipeline != nil && pipeline.IsEmpty() {
		pipeline = nil
	}

	logp.Info("Elasticsearch url: %s", s.URL)

	// TODO: add socks5 proxy support
	var dialer, tlsDialer transport.Dialer
	var err error

	dialer = transport.NetDialer(s.Timeout)
	tlsDialer, err = transport.TLSDialer(dialer, s.TLS, s.Timeout)
	if err != nil {
		return nil, err
	}

	iostats := &transport.IOStats{
		Read:        statReadBytes,
		Write:       statWriteBytes,
		ReadErrors:  statReadErrors,
		WriteErrors: statWriteErrors,
	}
	dialer = transport.StatsDialer(dialer, iostats)
	tlsDialer = transport.StatsDialer(tlsDialer, iostats)

	params := s.Parameters
	bulkRequ, err := newBulkRequest(s.URL, "", "", params, nil)
	if err != nil {
		return nil, err
	}

	var encoder bodyEncoder
	compression := s.CompressionLevel
	if compression == 0 {
		encoder = newJSONEncoder(nil)
	} else {
		encoder, err = newGzipEncoder(compression, nil)
		if err != nil {
			return nil, err
		}
	}

	client := &Client{
		Connection: Connection{
			URL:      s.URL,
			Username: s.Username,
			Password: s.Password,
			http: &http.Client{
				Transport: &http.Transport{
					Dial:    dialer.Dial,
					DialTLS: tlsDialer.Dial,
					Proxy:   proxy,
				},
				Timeout: s.Timeout,
			},
			encoder: encoder,
		},
		tlsConfig: s.TLS,
		index:     s.Index,
		pipeline:  pipeline,
		params:    params,

		bulkRequ: bulkRequ,

		compressionLevel: compression,
		proxyURL:         s.Proxy,
	}

	client.Connection.onConnectCallback = func() error {
		if onConnectCallback != nil {
			return onConnectCallback(client)
		}
		return nil
	}

	return client, nil
}
Exemplo n.º 3
0
func TLSLayer(name string, config *transport.TLSConfig, timeout time.Duration) Layer {
	return Layer{name, func(d transport.Dialer) (transport.Dialer, error) {
		return transport.TLSDialer(d, config, timeout)
	}}
}