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// Copyright 2015 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.
package apiserver_test
import (
"bufio"
"crypto/x509"
"encoding/json"
"io"
"net/http"
"net/url"
"os"
"github.com/juju/names"
jc "github.com/juju/testing/checkers"
"github.com/juju/utils"
"golang.org/x/net/websocket"
gc "gopkg.in/check.v1"
apihttp "github.com/juju/juju/apiserver/http"
"github.com/juju/juju/apiserver/params"
jujutesting "github.com/juju/juju/juju/testing"
"github.com/juju/juju/state"
"github.com/juju/juju/testing"
"github.com/juju/juju/testing/factory"
)
// authHttpSuite provides helpers for testing HTTP "streaming" style APIs.
type authHttpSuite struct {
jujutesting.JujuConnSuite
envUUID string
}
func (s *authHttpSuite) SetUpTest(c *gc.C) {
s.JujuConnSuite.SetUpTest(c)
s.envUUID = s.State.EnvironUUID()
}
func (s *authHttpSuite) baseURL(c *gc.C) *url.URL {
info := s.APIInfo(c)
return &url.URL{
Scheme: "https",
Host: info.Addrs[0],
Path: "",
}
}
func (s *authHttpSuite) assertErrorResponse(c *gc.C, resp *http.Response, expCode int, expError string) {
body := assertResponse(c, resp, expCode, apihttp.CTypeJSON)
c.Check(jsonResponse(c, body).Error, gc.Matches, expError)
}
func (s *authHttpSuite) dialWebsocketFromURL(c *gc.C, server string, header http.Header) *websocket.Conn {
config := s.makeWebsocketConfigFromURL(c, server, header)
c.Logf("dialing %v", server)
conn, err := websocket.DialConfig(config)
c.Assert(err, jc.ErrorIsNil)
return conn
}
func (s *authHttpSuite) makeWebsocketConfigFromURL(c *gc.C, server string, header http.Header) *websocket.Config {
config, err := websocket.NewConfig(server, "http://localhost/")
c.Assert(err, jc.ErrorIsNil)
config.Header = header
caCerts := x509.NewCertPool()
c.Assert(caCerts.AppendCertsFromPEM([]byte(testing.CACert)), jc.IsTrue)
config.TlsConfig = utils.SecureTLSConfig()
config.TlsConfig.RootCAs = caCerts
config.TlsConfig.ServerName = "anything"
return config
}
func (s *authHttpSuite) assertWebsocketClosed(c *gc.C, reader *bufio.Reader) {
_, err := reader.ReadByte()
c.Assert(err, gc.Equals, io.EOF)
}
func (s *authHttpSuite) makeURL(c *gc.C, scheme, path string, queryParams url.Values) *url.URL {
url := s.baseURL(c)
query := ""
if queryParams != nil {
query = queryParams.Encode()
}
url.Scheme = scheme
url.Path += path
url.RawQuery = query
return url
}
// userAuthHttpSuite extends authHttpSuite with helpers for testing
// HTTP "streaming" style APIs which only accept user logins (not
// agents).
type userAuthHttpSuite struct {
authHttpSuite
userTag names.UserTag
password string
archiveContentType string
}
func (s *userAuthHttpSuite) SetUpTest(c *gc.C) {
s.authHttpSuite.SetUpTest(c)
s.password = "password"
user := s.Factory.MakeUser(c, &factory.UserParams{Password: s.password})
s.userTag = user.UserTag()
}
func (s *userAuthHttpSuite) sendRequest(c *gc.C, tag, password, method, uri, contentType string, body io.Reader) (*http.Response, error) {
c.Logf("sendRequest: %s", uri)
req, err := http.NewRequest(method, uri, body)
c.Assert(err, jc.ErrorIsNil)
if tag != "" && password != "" {
req.SetBasicAuth(tag, password)
}
if contentType != "" {
req.Header.Set("Content-Type", contentType)
}
return utils.GetNonValidatingHTTPClient().Do(req)
}
func (s *userAuthHttpSuite) setupOtherEnvironment(c *gc.C) *state.State {
envState := s.Factory.MakeEnvironment(c, nil)
s.AddCleanup(func(*gc.C) { envState.Close() })
user := s.Factory.MakeUser(c, nil)
_, err := envState.AddEnvironmentUser(user.UserTag(), s.userTag, "")
c.Assert(err, jc.ErrorIsNil)
s.userTag = user.UserTag()
s.password = "password"
s.envUUID = envState.EnvironUUID()
return envState
}
func (s *userAuthHttpSuite) authRequest(c *gc.C, method, uri, contentType string, body io.Reader) (*http.Response, error) {
return s.sendRequest(c, s.userTag.String(), s.password, method, uri, contentType, body)
}
func (s *userAuthHttpSuite) uploadRequest(c *gc.C, uri string, asZip bool, path string) (*http.Response, error) {
contentType := apihttp.CTypeRaw
if asZip {
contentType = s.archiveContentType
}
if path == "" {
return s.authRequest(c, "POST", uri, contentType, nil)
}
file, err := os.Open(path)
c.Assert(err, jc.ErrorIsNil)
defer file.Close()
return s.authRequest(c, "POST", uri, contentType, file)
}
// assertJSONError checks the JSON encoded error returned by the log
// and logsink APIs matches the expected value.
func assertJSONError(c *gc.C, reader *bufio.Reader, expected string) {
errResult := readJSONErrorLine(c, reader)
c.Assert(errResult.Error, gc.NotNil)
c.Assert(errResult.Error.Message, gc.Matches, expected)
}
// readJSONErrorLine returns the error line returned by the log and
// logsink APIS.
func readJSONErrorLine(c *gc.C, reader *bufio.Reader) params.ErrorResult {
line, err := reader.ReadSlice('\n')
c.Assert(err, jc.ErrorIsNil)
var errResult params.ErrorResult
err = json.Unmarshal(line, &errResult)
c.Assert(err, jc.ErrorIsNil)
return errResult
}
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