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package client_test
import (
"fmt"
"net/http"
"strconv"
gc "gopkg.in/check.v1"
)
type versionHandler struct {
authBody string
port string
}
type makeServiceURLTest struct {
serviceType string
version string
parts []string
success bool
URL string
err string
}
func (s *localLiveSuite) makeServiceURLTests() []makeServiceURLTest {
return []makeServiceURLTest{
{
// As a special case, if no version is specified
// then we use whatever URL is recoded in the
// service catalogue verbatim.
serviceType: "compute",
version: "",
parts: []string{},
success: true,
URL: "http://127.0.0.1:%s",
},
{
serviceType: "compute",
version: "v2.1",
parts: []string{"foo", "bar/"},
success: true,
URL: "http://127.0.0.1:%s/v2.1/foo/bar/",
},
{
serviceType: "compute",
version: "v2.0",
parts: []string{},
success: true,
URL: "http://127.0.0.1:%s/v2.0",
},
{
serviceType: "compute",
version: "v2.0",
parts: []string{"foo", "bar/"},
success: true,
URL: "http://127.0.0.1:%s/v2.0/foo/bar/",
},
{
serviceType: "compute",
version: "v2",
parts: []string{"foo", "bar/"},
success: true,
URL: "http://127.0.0.1:%s/v2.1/foo/bar/",
},
{
serviceType: "object-store",
version: "",
parts: []string{"foo", "bar"},
success: true,
URL: "http://127.0.0.1:%s/swift/v1/foo/bar",
},
{
serviceType: "object-store",
version: "q2.0",
parts: []string{"foo", "bar/"},
success: false,
err: "strconv.Atoi: parsing \"q2\": invalid syntax",
},
{
serviceType: "object-store",
version: "v1.7",
parts: []string{"foo", "bar/"},
success: false,
err: "could not find matching URL",
},
{
serviceType: "juju-container-test",
version: "v1",
parts: []string{"foo", "bar/"},
success: true,
URL: "http://127.0.0.1:%s/swift/v1/foo/bar/",
},
{
serviceType: "juju-container-test",
version: "v0",
parts: []string{"foo", "bar/"},
success: false,
err: "could not find matching URL",
},
{
serviceType: "juju-container-test",
version: "",
parts: []string{"foo", "bar/"},
success: true,
URL: "http://127.0.0.1:%s/swift/v1/foo/bar/",
},
{
serviceType: "compute",
version: "v25.4",
parts: []string{},
success: false,
err: "could not find matching URL",
},
{
serviceType: "no-such-service",
version: "",
parts: []string{},
success: false,
err: "no endpoints known for service type: no-such-service",
},
}
}
func (s *localLiveSuite) TestMakeServiceURL(c *gc.C) {
port := "3000"
cl := s.assertAuthenticationSuccess(c, port)
tests := s.makeServiceURLTests()
testCount := len(tests)
for i, t := range tests {
c.Logf("#%d of %d. %s %s %v", i+1, testCount, t.serviceType, t.version, t.parts)
URL, err := cl.MakeServiceURL(t.serviceType, t.version, t.parts)
if t.success {
c.Assert(err, gc.IsNil)
c.Assert(URL, gc.Equals, fmt.Sprintf(t.URL, port))
// Run twice to ensure the version caching is working
URL, err = cl.MakeServiceURL(t.serviceType, t.version, t.parts)
c.Assert(err, gc.IsNil)
c.Assert(URL, gc.Equals, fmt.Sprintf(t.URL, port))
} else {
c.Assert(err, gc.ErrorMatches, t.err)
}
}
}
func (s *localLiveSuite) TestMakeServiceURLAPIVersionDiscoveryDisabled(c *gc.C) {
port := "3000"
cl := s.assertAuthenticationSuccess(c, port)
wasEnabled := cl.SetVersionDiscoveryEnabled(false)
c.Assert(wasEnabled, gc.Equals, true)
url, err := cl.MakeServiceURL("compute", "v2.1", []string{"foo", "bar/"})
c.Assert(err, gc.IsNil)
c.Assert(url, gc.Equals, fmt.Sprintf("http://127.0.0.1:%s/foo/bar/", port))
}
func (s *localLiveSuite) TestMakeServiceURLNoAPIVersionEndpoint(c *gc.C) {
// See https://bugs.launchpad.net/juju/+bug/1638304
// Some OpenStacks don't support version discovery.
port := "3005"
cl := s.assertAuthenticationSuccess(c, port)
url, err := cl.MakeServiceURL("compute", "v2.1", []string{"foo", "bar/"})
c.Assert(err, gc.IsNil)
c.Assert(url, gc.Equals, fmt.Sprintf("http://127.0.0.1:%s/foo/bar/", port))
}
func (s *localLiveSuite) TestMakeServiceURLValues(c *gc.C) {
port := "3003"
cl := s.assertAuthenticationSuccess(c, port)
tests := s.makeServiceURLTests()
testCount := len(tests)
for i, t := range tests {
c.Logf("#%d of %d. %s %s %v", i+1, testCount, t.serviceType, t.version, t.parts)
URL, err := cl.MakeServiceURL(t.serviceType, t.version, t.parts)
if t.success {
c.Assert(err, gc.IsNil)
c.Assert(URL, gc.Equals, fmt.Sprintf(t.URL, port))
// Run twice to ensure the version caching is working
URL, err = cl.MakeServiceURL(t.serviceType, t.version, t.parts)
c.Assert(err, gc.IsNil)
c.Assert(URL, gc.Equals, fmt.Sprintf(t.URL, port))
} else {
c.Assert(err, gc.ErrorMatches, t.err)
}
}
}
const authInformationBody = `{"versions": [` +
`{"status": "stable", "updated": "2015-03-30T00:00:00Z", "media-types": [{"base": "application/json", "type": "application/vnd.openstack.identity-v3+json"}], "id": "v3.4", "links": [{"href": "%s/v3/", "rel": "self"}]},` +
`{"status": "stable", "updated": "2014-04-17T00:00:00Z", "media-types": [{"base": "application/json", "type": "application/vnd.openstack.identity-v2.0+json"}], "id": "v2.0", "links": [{"href": "%s/v2.0/", "rel": "self"}, {"href": "http://docs.openstack.org/", "type": "text/html", "rel": "describedby"}]},` +
`{"status": "stable", "updated": "2015-03-30T00:00:00Z", "media-types": [{"base": "application/json", "type": "application/vnd.openstack.identity-v3+json"}], "id": "v2.1", "links": [{"href": "%s/v2.1/", "rel": "self"}]}` +
`]}`
const authValuesInformationBody = `{"versions": {"values": [` +
`{"status": "stable", "updated": "2015-03-30T00:00:00Z", "media-types": [{"base": "application/json", "type": "application/vnd.openstack.identity-v3+json"}], "id": "v3.4", "links": [{"href": "%s/v3/", "rel": "self"}]},` +
`{"status": "stable", "updated": "2014-04-17T00:00:00Z", "media-types": [{"base": "application/json", "type": "application/vnd.openstack.identity-v2.0+json"}], "id": "v2.0", "links": [{"href": "%s/v2.0/", "rel": "self"}, {"href": "http://docs.openstack.org/", "type": "text/html", "rel": "describedby"}]},` +
`{"status": "stable", "updated": "2015-03-30T00:00:00Z", "media-types": [{"base": "application/json", "type": "application/vnd.openstack.identity-v3+json"}], "id": "v2.1", "links": [{"href": "%s/v2.1/", "rel": "self"}]}` +
`]}}`
func (vh *versionHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
if vh.authBody == "" {
body := `{"message":"Api does not exist","request_id":"83A781AE-9A0C-43C7-B405-310A5A94566E"}`
w.WriteHeader(http.StatusNotFound)
w.Write([]byte(body))
return
}
body := []byte(fmt.Sprintf(vh.authBody, "http://127.0.0.1:"+vh.port, "http://127.0.0.1:"+vh.port, "http://127.0.0.1:"+vh.port))
// workaround for https://code.google.com/p/go/issues/detail?id=4454
w.Header().Set("Content-Length", strconv.Itoa(len(body)))
w.WriteHeader(http.StatusMultipleChoices)
w.Write(body)
}
func startApiVersionMux(vh versionHandler) string {
mux := http.NewServeMux()
mux.Handle("/", &vh)
go http.ListenAndServe(":"+vh.port, mux)
return fmt.Sprintf("Listening on 127.0.0.1:%s...\n", vh.port)
}
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