Fix returned error code for network creation from 500 to 409

Signed-off-by: He Xiaoxi <tossmilestone@gmail.com>
This commit is contained in:
He Xiaoxi 2017-09-29 10:13:44 +08:00
parent ff167a285a
commit ab1871872d
2 changed files with 46 additions and 29 deletions

View file

@ -100,6 +100,24 @@ func (e ambigousResultsError) Error() string {
func (ambigousResultsError) InvalidParameter() {}
type conflictError struct {
cause error
}
func (e conflictError) Error() string {
return e.cause.Error()
}
func (e conflictError) Cause() error {
return e.cause
}
func (e conflictError) Conflict() {}
func nameConflict(name string) error {
return conflictError{libnetwork.NetworkNameError(name)}
}
func (n *networkRouter) getNetwork(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
if err := httputils.ParseForm(r); err != nil {
return err
@ -225,7 +243,7 @@ func (n *networkRouter) postNetworkCreate(ctx context.Context, w http.ResponseWr
}
if nws, err := n.cluster.GetNetworksByName(create.Name); err == nil && len(nws) > 0 {
return libnetwork.NetworkNameError(create.Name)
return nameConflict(create.Name)
}
nw, err := n.backend.CreateNetwork(create)
@ -235,7 +253,7 @@ func (n *networkRouter) postNetworkCreate(ctx context.Context, w http.ResponseWr
// check if user defined CheckDuplicate, if set true, return err
// otherwise prepare a warning message
if create.CheckDuplicate {
return libnetwork.NetworkNameError(create.Name)
return nameConflict(create.Name)
}
warning = libnetwork.NetworkNameError(create.Name).Error()
}

View file

@ -35,7 +35,7 @@ func (s *DockerSuite) TestAPINetworkCreateDelete(c *check.C) {
CheckDuplicate: true,
},
}
id := createNetwork(c, config, true)
id := createNetwork(c, config, http.StatusCreated)
c.Assert(isNetworkAvailable(c, name), checker.Equals, true)
// delete the network and make sure it is deleted
@ -60,14 +60,14 @@ func (s *DockerSuite) TestAPINetworkCreateCheckDuplicate(c *check.C) {
}
// Creating a new network first
createNetwork(c, configOnCheck, true)
createNetwork(c, configOnCheck, http.StatusCreated)
c.Assert(isNetworkAvailable(c, name), checker.Equals, true)
// Creating another network with same name and CheckDuplicate must fail
createNetwork(c, configOnCheck, false)
createNetwork(c, configOnCheck, http.StatusConflict)
// Creating another network with same name and not CheckDuplicate must succeed
createNetwork(c, configNotCheck, true)
createNetwork(c, configNotCheck, http.StatusCreated)
}
func (s *DockerSuite) TestAPINetworkFilter(c *check.C) {
@ -114,7 +114,7 @@ func (s *DockerSuite) TestAPINetworkInspect(c *check.C) {
Options: map[string]string{"foo": "bar", "opts": "dopts"},
},
}
id0 := createNetwork(c, config, true)
id0 := createNetwork(c, config, http.StatusCreated)
c.Assert(isNetworkAvailable(c, "br0"), checker.Equals, true)
nr = getNetworkResource(c, id0)
@ -137,7 +137,7 @@ func (s *DockerSuite) TestAPINetworkConnectDisconnect(c *check.C) {
config := types.NetworkCreateRequest{
Name: name,
}
id := createNetwork(c, config, true)
id := createNetwork(c, config, http.StatusCreated)
nr := getNetworkResource(c, id)
c.Assert(nr.Name, checker.Equals, name)
c.Assert(nr.ID, checker.Equals, id)
@ -185,7 +185,7 @@ func (s *DockerSuite) TestAPINetworkIPAMMultipleBridgeNetworks(c *check.C) {
IPAM: ipam0,
},
}
id0 := createNetwork(c, config0, true)
id0 := createNetwork(c, config0, http.StatusCreated)
c.Assert(isNetworkAvailable(c, "test0"), checker.Equals, true)
ipam1 := &network.IPAM{
@ -200,7 +200,7 @@ func (s *DockerSuite) TestAPINetworkIPAMMultipleBridgeNetworks(c *check.C) {
IPAM: ipam1,
},
}
createNetwork(c, config1, false)
createNetwork(c, config1, http.StatusForbidden)
c.Assert(isNetworkAvailable(c, "test1"), checker.Equals, false)
ipam2 := &network.IPAM{
@ -215,20 +215,20 @@ func (s *DockerSuite) TestAPINetworkIPAMMultipleBridgeNetworks(c *check.C) {
IPAM: ipam2,
},
}
createNetwork(c, config2, true)
createNetwork(c, config2, http.StatusCreated)
c.Assert(isNetworkAvailable(c, "test2"), checker.Equals, true)
// remove test0 and retry to create test1
deleteNetwork(c, id0, true)
createNetwork(c, config1, true)
createNetwork(c, config1, http.StatusCreated)
c.Assert(isNetworkAvailable(c, "test1"), checker.Equals, true)
// for networks w/o ipam specified, docker will choose proper non-overlapping subnets
createNetwork(c, types.NetworkCreateRequest{Name: "test3"}, true)
createNetwork(c, types.NetworkCreateRequest{Name: "test3"}, http.StatusCreated)
c.Assert(isNetworkAvailable(c, "test3"), checker.Equals, true)
createNetwork(c, types.NetworkCreateRequest{Name: "test4"}, true)
createNetwork(c, types.NetworkCreateRequest{Name: "test4"}, http.StatusCreated)
c.Assert(isNetworkAvailable(c, "test4"), checker.Equals, true)
createNetwork(c, types.NetworkCreateRequest{Name: "test5"}, true)
createNetwork(c, types.NetworkCreateRequest{Name: "test5"}, http.StatusCreated)
c.Assert(isNetworkAvailable(c, "test5"), checker.Equals, true)
for i := 1; i < 6; i++ {
@ -251,9 +251,8 @@ func createDeletePredefinedNetwork(c *check.C, name string) {
CheckDuplicate: true,
},
}
shouldSucceed := false
createNetwork(c, config, shouldSucceed)
deleteNetwork(c, name, shouldSucceed)
createNetwork(c, config, http.StatusForbidden)
deleteNetwork(c, name, false)
}
func isNetworkAvailable(c *check.C, name string) bool {
@ -307,22 +306,22 @@ func getNetworkResource(c *check.C, id string) *types.NetworkResource {
return &nr
}
func createNetwork(c *check.C, config types.NetworkCreateRequest, shouldSucceed bool) string {
func createNetwork(c *check.C, config types.NetworkCreateRequest, expectedStatusCode int) string {
resp, body, err := request.Post("/networks/create", request.JSONBody(config))
c.Assert(err, checker.IsNil)
defer resp.Body.Close()
if !shouldSucceed {
c.Assert(resp.StatusCode, checker.Not(checker.Equals), http.StatusCreated)
c.Assert(resp.StatusCode, checker.Equals, expectedStatusCode)
if expectedStatusCode == http.StatusCreated {
var nr types.NetworkCreateResponse
err = json.NewDecoder(body).Decode(&nr)
c.Assert(err, checker.IsNil)
return nr.ID
} else {
return ""
}
c.Assert(resp.StatusCode, checker.Equals, http.StatusCreated)
var nr types.NetworkCreateResponse
err = json.NewDecoder(body).Decode(&nr)
c.Assert(err, checker.IsNil)
return nr.ID
}
func connectNetwork(c *check.C, nid, cid string) {