X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/93c7127afd21f82662e9b471e7c617ae8c59ad19..3ae43002e9762e60844723edc5096c7282fb978d:/services/keepproxy/keepproxy_test.go

diff --git a/services/keepproxy/keepproxy_test.go b/services/keepproxy/keepproxy_test.go
index 5944b2c21d..ba9793dd09 100644
--- a/services/keepproxy/keepproxy_test.go
+++ b/services/keepproxy/keepproxy_test.go
@@ -34,6 +34,25 @@ func pythonDir() string {
 	return fmt.Sprintf("%s/../../sdk/python/tests", cwd)
 }
 
+// Wait (up to 1 second) for keepproxy to listen on a port. This
+// avoids a race condition where we hit a "connection refused" error
+// because we start testing the proxy too soon.
+func waitForListener() {
+	const (ms = 5)
+	for i := 0; listener == nil && i < 1000; i += ms {
+		time.Sleep(ms * time.Millisecond)
+	}
+	if listener == nil {
+		log.Fatalf("Timed out waiting for listener to start")
+	}
+}
+
+func closeListener() {
+	if listener != nil {
+		listener.Close()
+	}
+}
+
 func (s *ServerRequiredSuite) SetUpSuite(c *C) {
 	cwd, _ := os.Getwd()
 	defer os.Chdir(cwd)
@@ -124,11 +143,14 @@ func runProxy(c *C, args []string, token string, port int) keepclient.KeepClient
 	os.Setenv("ARVADOS_KEEP_PROXY", fmt.Sprintf("http://localhost:%v", port))
 	os.Setenv("ARVADOS_API_TOKEN", token)
 	arv, err := arvadosclient.MakeArvadosClient()
+	c.Assert(err, Equals, nil)
 	kc, err := keepclient.MakeKeepClient(&arv)
+	c.Assert(err, Equals, nil)
 	c.Check(kc.Using_proxy, Equals, true)
 	c.Check(len(kc.ServiceRoots()), Equals, 1)
-	c.Check(kc.ServiceRoots()[0], Equals, fmt.Sprintf("http://localhost:%v", port))
-	c.Check(err, Equals, nil)
+	for _, root := range(kc.ServiceRoots()) {
+		c.Check(root, Equals, fmt.Sprintf("http://localhost:%v", port))
+	}
 	os.Setenv("ARVADOS_KEEP_PROXY", "")
 	log.Print("keepclient created")
 	return kc
@@ -146,16 +168,20 @@ func (s *ServerRequiredSuite) TestPutAskGet(c *C) {
 
 	os.Setenv("ARVADOS_EXTERNAL_CLIENT", "true")
 	arv, err := arvadosclient.MakeArvadosClient()
+	c.Assert(err, Equals, nil)
 	kc, err := keepclient.MakeKeepClient(&arv)
+	c.Assert(err, Equals, nil)
 	c.Check(kc.Arvados.External, Equals, true)
 	c.Check(kc.Using_proxy, Equals, true)
 	c.Check(len(kc.ServiceRoots()), Equals, 1)
-	c.Check(kc.ServiceRoots()[0], Equals, "http://localhost:29950")
-	c.Check(err, Equals, nil)
+	for _, root := range kc.ServiceRoots() {
+		c.Check(root, Equals, "http://localhost:29950")
+	}
 	os.Setenv("ARVADOS_EXTERNAL_CLIENT", "")
 	log.Print("keepclient created")
 
-	defer listener.Close()
+	waitForListener()
+	defer closeListener()
 
 	hash := fmt.Sprintf("%x", md5.Sum([]byte("foo")))
 	var hash2 string
@@ -196,10 +222,11 @@ func (s *ServerRequiredSuite) TestPutAskGet(c *C) {
 }
 
 func (s *ServerRequiredSuite) TestPutAskGetForbidden(c *C) {
-	log.Print("TestPutAndGet start")
+	log.Print("TestPutAskGetForbidden start")
 
 	kc := runProxy(c, []string{"keepproxy"}, "123abc", 29951)
-	defer listener.Close()
+	waitForListener()
+	defer closeListener()
 
 	log.Print("keepclient created")
 
@@ -233,14 +260,15 @@ func (s *ServerRequiredSuite) TestPutAskGetForbidden(c *C) {
 		log.Print("Get")
 	}
 
-	log.Print("TestPutAndGetForbidden done")
+	log.Print("TestPutAskGetForbidden done")
 }
 
 func (s *ServerRequiredSuite) TestGetDisabled(c *C) {
 	log.Print("TestGetDisabled start")
 
 	kc := runProxy(c, []string{"keepproxy", "-no-get"}, "4axaw8zxe0qm22wa6urpp5nskcne8z88cvbupv653y1njyi05h", 29952)
-	defer listener.Close()
+	waitForListener()
+	defer closeListener()
 
 	hash := fmt.Sprintf("%x", md5.Sum([]byte("baz")))
 
@@ -279,7 +307,8 @@ func (s *ServerRequiredSuite) TestPutDisabled(c *C) {
 	log.Print("TestPutDisabled start")
 
 	kc := runProxy(c, []string{"keepproxy", "-no-put"}, "4axaw8zxe0qm22wa6urpp5nskcne8z88cvbupv653y1njyi05h", 29953)
-	defer listener.Close()
+	waitForListener()
+	defer closeListener()
 
 	{
 		hash2, rep, err := kc.PutB([]byte("quux"))
@@ -291,3 +320,35 @@ func (s *ServerRequiredSuite) TestPutDisabled(c *C) {
 
 	log.Print("TestPutDisabled done")
 }
+
+func (s *ServerRequiredSuite) TestCorsHeaders(c *C) {
+	runProxy(c, []string{"keepproxy"}, "4axaw8zxe0qm22wa6urpp5nskcne8z88cvbupv653y1njyi05h", 29954)
+	waitForListener()
+	defer closeListener()
+
+	{
+		client := http.Client{}
+		req, err := http.NewRequest("OPTIONS",
+			fmt.Sprintf("http://localhost:29954/%x+3",
+				md5.Sum([]byte("foo"))),
+			nil)
+		req.Header.Add("Access-Control-Request-Method", "PUT")
+		req.Header.Add("Access-Control-Request-Headers", "Authorization, X-Keep-Desired-Replicas")
+		resp, err := client.Do(req)
+		c.Check(err, Equals, nil)
+		c.Check(resp.StatusCode, Equals, 200)
+		body, err := ioutil.ReadAll(resp.Body)
+		c.Check(string(body), Equals, "")
+		c.Check(resp.Header.Get("Access-Control-Allow-Methods"), Equals, "GET, HEAD, PUT, OPTIONS")
+		c.Check(resp.Header.Get("Access-Control-Allow-Origin"), Equals, "*")
+	}
+
+	{
+		resp, err := http.Get(
+			fmt.Sprintf("http://localhost:29954/%x+3",
+				md5.Sum([]byte("foo"))))
+		c.Check(err, Equals, nil)
+		c.Check(resp.Header.Get("Access-Control-Allow-Headers"), Equals, "Authorization")
+		c.Check(resp.Header.Get("Access-Control-Allow-Origin"), Equals, "*")
+	}
+}