func (provider *Docker) createClient() (client.APIClient, error) {
var httpClient *http.Client
httpHeaders := map[string]string{
"User-Agent": "Traefik " + version.Version,
}
if provider.TLS != nil {
config, err := provider.TLS.CreateTLSConfig()
if err != nil {
return nil, err
}
tr := &http.Transport{
TLSClientConfig: config,
}
proto, addr, _, err := client.ParseHost(provider.Endpoint)
if err != nil {
return nil, err
}
sockets.ConfigureTransport(tr, proto, addr)
httpClient = &http.Client{
Transport: tr,
}
}
var version string
if provider.SwarmMode {
version = SwarmAPIVersion
} else {
version = DockerAPIVersion
}
return client.NewClient(provider.Endpoint, version, httpClient, httpHeaders)
}
func (provider *Docker) createClient() (client.APIClient, error) {
var httpClient *http.Client
httpHeaders := map[string]string{
// FIXME(vdemeester) use version here O:)
"User-Agent": "Traefik",
}
if provider.TLS != nil {
tlsOptions := tlsconfig.Options{
CAFile: provider.TLS.CA,
CertFile: provider.TLS.Cert,
KeyFile: provider.TLS.Key,
InsecureSkipVerify: provider.TLS.InsecureSkipVerify,
}
config, err := tlsconfig.Client(tlsOptions)
if err != nil {
return nil, err
}
tr := &http.Transport{
TLSClientConfig: config,
}
proto, addr, _, err := client.ParseHost(provider.Endpoint)
if err != nil {
return nil, err
}
sockets.ConfigureTransport(tr, proto, addr)
httpClient = &http.Client{
Transport: tr,
}
}
return client.NewClient(provider.Endpoint, DockerAPIVersion, httpClient, httpHeaders)
}
func newHTTPClient(host string, tlsOptions *tlsconfig.Options) (*http.Client, error) {
if tlsOptions == nil {
// let the api client configure the default transport.
return nil, nil
}
config, err := tlsconfig.Client(*tlsOptions)
if err != nil {
return nil, err
}
tr := &http.Transport{
TLSClientConfig: config,
}
proto, addr, _, err := client.ParseHost(host)
if err != nil {
return nil, err
}
sockets.ConfigureTransport(tr, proto, addr)
return &http.Client{
Transport: tr,
}, nil
}
// CreateClient creates a docker client based on the specified options.
func CreateClient(c ClientOpts) (client.APIClient, error) {
if c.Host == "" {
if os.Getenv("DOCKER_API_VERSION") == "" {
os.Setenv("DOCKER_API_VERSION", DefaultAPIVersion)
}
client, err := client.NewEnvClient()
if err != nil {
return nil, err
}
return client, nil
}
apiVersion := c.APIVersion
if apiVersion == "" {
apiVersion = DefaultAPIVersion
}
if c.TLSOptions.CAFile == "" {
c.TLSOptions.CAFile = filepath.Join(dockerCertPath, defaultCaFile)
}
if c.TLSOptions.CertFile == "" {
c.TLSOptions.CertFile = filepath.Join(dockerCertPath, defaultCertFile)
}
if c.TLSOptions.KeyFile == "" {
c.TLSOptions.KeyFile = filepath.Join(dockerCertPath, defaultKeyFile)
}
if c.TrustKey == "" {
c.TrustKey = filepath.Join(homedir.Get(), ".docker", defaultTrustKeyFile)
}
if c.TLSVerify {
c.TLS = true
}
if c.TLS {
c.TLSOptions.InsecureSkipVerify = !c.TLSVerify
}
var httpClient *http.Client
if c.TLS {
config, err := tlsconfig.Client(c.TLSOptions)
if err != nil {
return nil, err
}
tr := &http.Transport{
TLSClientConfig: config,
}
proto, addr, _, err := client.ParseHost(c.Host)
if err != nil {
return nil, err
}
sockets.ConfigureTransport(tr, proto, addr)
httpClient = &http.Client{
Transport: tr,
}
}
customHeaders := map[string]string{}
customHeaders["User-Agent"] = fmt.Sprintf("Libcompose-Client/%s (%s)", version.VERSION, runtime.GOOS)
client, err := client.NewClient(c.Host, apiVersion, httpClient, customHeaders)
if err != nil {
return nil, err
}
return client, nil
}