Add long-running client session endpoint

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
Upstream-commit: ec7b6238c31e26702ecf366731532e189b5da142
Component: engine

components/engine/integration-cli/docker_api_session_test.go

@@ -0,0 +1,49 @@
+package main
+
+import (
+	"net/http"
+
+	"github.com/docker/docker/integration-cli/checker"
+	"github.com/docker/docker/integration-cli/request"
+	"github.com/docker/docker/pkg/testutil"
+	"github.com/go-check/check"
+)
+
+func (s *DockerSuite) TestSessionCreate(c *check.C) {
+	testRequires(c, ExperimentalDaemon)
+
+	res, body, err := request.Post("/session", func(r *http.Request) error {
+		r.Header.Set("X-Docker-Expose-Session-Uuid", "testsessioncreate") // so we don't block default name if something else is using it
+		r.Header.Set("Upgrade", "h2c")
+		return nil
+	})
+	c.Assert(err, checker.IsNil)
+	c.Assert(res.StatusCode, checker.Equals, http.StatusSwitchingProtocols)
+	c.Assert(res.Header.Get("Upgrade"), checker.Equals, "h2c")
+	c.Assert(body.Close(), checker.IsNil)
+}
+
+func (s *DockerSuite) TestSessionCreateWithBadUpgrade(c *check.C) {
+	testRequires(c, ExperimentalDaemon)
+
+	res, body, err := request.Post("/session")
+	c.Assert(err, checker.IsNil)
+	c.Assert(res.StatusCode, checker.Equals, http.StatusBadRequest)
+	buf, err := testutil.ReadBody(body)
+	c.Assert(err, checker.IsNil)
+
+	out := string(buf)
+	c.Assert(out, checker.Contains, "no upgrade")
+
+	res, body, err = request.Post("/session", func(r *http.Request) error {
+		r.Header.Set("Upgrade", "foo")
+		return nil
+	})
+	c.Assert(err, checker.IsNil)
+	c.Assert(res.StatusCode, checker.Equals, http.StatusBadRequest)
+	buf, err = testutil.ReadBody(body)
+	c.Assert(err, checker.IsNil)
+
+	out = string(buf)
+	c.Assert(out, checker.Contains, "not supported")
+}