package transport // import "github.com/docker/docker/pkg/plugins/transport" import ( "io" "net/http" "strings" ) // VersionMimetype is the Content-Type the engine sends to plugins. const VersionMimetype = "application/vnd.docker.plugins.v1.2+json" // RequestFactory defines an interface that // transports can implement to create new requests. type RequestFactory interface { NewRequest(path string, data io.Reader) (*http.Request, error) } // Transport defines an interface that plugin transports // must implement. type Transport interface { http.RoundTripper RequestFactory } // newHTTPRequest creates a new request with a path and a body. func newHTTPRequest(path string, data io.Reader) (*http.Request, error) { if !strings.HasPrefix(path, "/") { path = "/" + path } req, err := http.NewRequest("POST", path, data) if err != nil { return nil, err } req.Header.Add("Accept", VersionMimetype) return req, nil }