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// Copyright 2013 tsuru authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package api
import (
"context"
"fmt"
"net/http"
"net/http/httptest"
"github.com/tsuru/config"
"github.com/tsuru/tsuru/app"
"github.com/tsuru/tsuru/auth"
"github.com/tsuru/tsuru/db/storagev2"
"github.com/tsuru/tsuru/errors"
_ "github.com/tsuru/tsuru/storage/mongodb"
"golang.org/x/crypto/bcrypt"
check "gopkg.in/check.v1"
)
type HandlerSuite struct {
token auth.Token
}
var _ = check.Suite(&HandlerSuite{})
func (s *HandlerSuite) SetUpSuite(c *check.C) {
config.Set("log:disable-syslog", true)
config.Set("database:driver", "mongodb")
config.Set("database:url", "127.0.0.1:27017?maxPoolSize=100")
config.Set("database:name", "tsuru_api_handler_test")
config.Set("auth:hash-cost", bcrypt.MinCost)
storagev2.Reset()
}
func (s *HandlerSuite) SetUpTest(c *check.C) {
var err error
storagev2.ClearAllCollections(nil)
user := &auth.User{Email: "whydidifall@thewho.com", Password: "123456"}
_, err = nativeScheme.Create(context.TODO(), user)
c.Assert(err, check.IsNil)
s.token, err = nativeScheme.Login(context.TODO(), map[string]string{"email": user.Email, "password": "123456"})
c.Assert(err, check.IsNil)
app.AuthScheme = nativeScheme
}
func (s *HandlerSuite) TearDownTest(c *check.C) {
}
func (s *HandlerSuite) TearDownSuite(c *check.C) {
storagev2.ClearAllCollections(nil)
}
func errorHandler(w http.ResponseWriter, r *http.Request) error {
return fmt.Errorf("some error")
}
func errorHandlerWriteHeader(w http.ResponseWriter, r *http.Request) error {
w.WriteHeader(http.StatusBadGateway)
return errorHandler(w, r)
}
func simpleHandler(w http.ResponseWriter, r *http.Request) error {
fmt.Fprint(w, "success")
return nil
}
func authorizedErrorHandler(w http.ResponseWriter, r *http.Request, t auth.Token) error {
return errorHandler(w, r)
}
func authorizedErrorHandlerWriteHeader(w http.ResponseWriter, r *http.Request, t auth.Token) error {
return errorHandlerWriteHeader(w, r)
}
func authorizedBadRequestHandler(w http.ResponseWriter, r *http.Request, t auth.Token) error {
return &errors.HTTP{Code: http.StatusBadRequest, Message: "some error"}
}
func authorizedSimpleHandler(w http.ResponseWriter, r *http.Request, t auth.Token) error {
return simpleHandler(w, r)
}
type recorder struct {
*httptest.ResponseRecorder
headerWrites int
}
func (r *recorder) WriteHeader(code int) {
r.headerWrites++
r.ResponseRecorder.WriteHeader(code)
}
func (s *HandlerSuite) TestHandlerReturns500WhenInternalHandlerReturnsAnError(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
RegisterHandler("/apps", http.MethodGet, Handler(errorHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Code, check.Equals, http.StatusInternalServerError)
c.Assert(recorder.Body.String(), check.Equals, "some error\n")
}
func (s *HandlerSuite) TestHandlerDontCallWriteHeaderIfItHasAlreadyBeenCalled(c *check.C) {
rec := recorder{httptest.NewRecorder(), 0}
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
RegisterHandler("/apps", http.MethodGet, Handler(errorHandlerWriteHeader))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(&rec, request)
c.Assert(rec.Code, check.Equals, http.StatusBadGateway)
c.Assert(rec.Body.String(), check.Equals, "some error\n")
c.Assert(rec.headerWrites, check.Equals, 1)
}
func (s *HandlerSuite) TestHandlerShouldPassAnHandlerWithoutError(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
RegisterHandler("/apps", http.MethodGet, Handler(simpleHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Code, check.Equals, http.StatusOK)
c.Assert(recorder.Body.String(), check.Equals, "success")
}
func (s *HandlerSuite) TestHandlerShouldSetVersionHeaders(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
RegisterHandler("/apps", http.MethodGet, Handler(simpleHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Header().Get("Supported-Tsuru"), check.Equals, tsuruMin)
}
func (s *HandlerSuite) TestHandlerShouldSetVersionHeadersEvenOnFail(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
RegisterHandler("/apps", http.MethodGet, Handler(errorHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Header().Get("Supported-Tsuru"), check.Equals, tsuruMin)
}
func (s *HandlerSuite) TestAuthorizationRequiredHandlerShouldReturnUnauthorizedIfTheAuthorizationHeadIsNotPresent(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
RegisterHandler("/apps", http.MethodGet, AuthorizationRequiredHandler(authorizedSimpleHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Code, check.Equals, http.StatusUnauthorized)
c.Assert(recorder.Header().Get("WWW-Authenticate"), check.Equals, "Bearer realm=\"tsuru\" scope=\"tsuru\"")
c.Assert(recorder.Body.String(), check.Equals, "You must provide a valid Authorization header\n")
}
func (s *HandlerSuite) TestAuthorizationRequiredHandlerShouldReturnUnauthorizedIfTheTokenIsInvalid(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
request.Header.Set("Authorization", "what the token?!")
RegisterHandler("/apps", http.MethodGet, AuthorizationRequiredHandler(authorizedSimpleHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Code, check.Equals, http.StatusUnauthorized)
c.Assert(recorder.Header().Get("WWW-Authenticate"), check.Equals, "Bearer realm=\"tsuru\" scope=\"tsuru\"")
c.Assert(recorder.Body.String(), check.Equals, "You must provide a valid Authorization header\n")
}
func (s *HandlerSuite) TestAuthorizationRequiredHandlerShouldReturnTheHandlerResultIfTheTokenIsOk(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
request.Header.Set("Authorization", "bearer "+s.token.GetValue())
RegisterHandler("/apps", http.MethodGet, AuthorizationRequiredHandler(authorizedSimpleHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Code, check.Equals, http.StatusOK)
c.Assert(recorder.Body.String(), check.Equals, "success")
}
func (s *HandlerSuite) TestAuthorizationRequiredHandlerShouldSetVersionHeaders(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
request.Header.Set("Authorization", s.token.GetValue())
RegisterHandler("/apps", http.MethodGet, AuthorizationRequiredHandler(authorizedSimpleHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Header().Get("Supported-Tsuru"), check.Equals, tsuruMin)
}
func (s *HandlerSuite) TestAuthorizationRequiredHandlerShouldSetVersionHeadersEvenOnError(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
request.Header.Set("Authorization", "what the token?!")
RegisterHandler("/apps", http.MethodGet, AuthorizationRequiredHandler(authorizedSimpleHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Header().Get("Supported-Tsuru"), check.Equals, tsuruMin)
}
func (s *HandlerSuite) TestAuthorizationRequiredHandlerShouldReturnTheHandlerErrorIfAnyHappen(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
request.Header.Set("Authorization", "bearer "+s.token.GetValue())
RegisterHandler("/apps", http.MethodGet, AuthorizationRequiredHandler(authorizedErrorHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Code, check.Equals, http.StatusInternalServerError)
c.Assert(recorder.Body.String(), check.Equals, "some error\n")
}
func (s *HandlerSuite) TestAuthorizetionRequiredHandlerDontCallWriteHeaderIfItHasAlreadyBeenCalled(c *check.C) {
rec := recorder{httptest.NewRecorder(), 0}
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
request.Header.Set("Authorization", "bearer "+s.token.GetValue())
RegisterHandler("/apps", http.MethodGet, AuthorizationRequiredHandler(authorizedErrorHandlerWriteHeader))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(&rec, request)
c.Assert(rec.Code, check.Equals, http.StatusBadGateway)
c.Assert(rec.Body.String(), check.Equals, "some error\n")
c.Assert(rec.headerWrites, check.Equals, 1)
}
func (s *HandlerSuite) TestAuthorizationRequiredHandlerShouldRespectTheHandlerStatusCode(c *check.C) {
recorder := httptest.NewRecorder()
request, err := http.NewRequest(http.MethodGet, "/apps", nil)
c.Assert(err, check.IsNil)
request.Header.Set("Authorization", "bearer "+s.token.GetValue())
RegisterHandler("/apps", http.MethodGet, AuthorizationRequiredHandler(authorizedBadRequestHandler))
defer resetHandlers()
m := RunServer(true)
m.ServeHTTP(recorder, request)
c.Assert(recorder.Code, check.Equals, http.StatusBadRequest)
}
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