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package scan_test |
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import ( |
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"fmt" |
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"net" |
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"net/http" |
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"net/http/httptest" |
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"net/url" |
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"sync" |
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"testing" |
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"time" |
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"github.com/armon/go-socks5" |
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"github.com/chuckpreslar/emission" |
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"github.com/stefanoj3/dirstalk/pkg/common/test" |
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"github.com/stefanoj3/dirstalk/pkg/scan" |
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"github.com/stretchr/testify/assert" |
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) |
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const socks5TestServerHost = "127.0.0.1:8899" |
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func TestStartScan(t *testing.T) { |
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logger, _ := test.NewLogger() |
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requestMap := &sync.Map{} |
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testServer := buildTestServer(requestMap) |
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defer testServer.Close() |
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u, err := url.Parse(testServer.URL) |
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assert.NoError(t, err) |
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config := &scan.Config{ |
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Threads: 3, |
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DictionaryPath: "testdata/dictionary1.txt", |
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HTTPMethods: []string{http.MethodGet}, |
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TimeoutInMilliseconds: 50, |
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ScanDepth: 3, |
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} |
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actualResults := make([]scan.Target, 0, 2) |
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mx := sync.Mutex{} |
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eventManager := emission.NewEmitter() |
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eventManager.On(scan.EventResultFound, func(r *scan.Result) { |
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if r.Response.StatusCode != 200 { |
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return |
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} |
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mx.Lock() |
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defer mx.Unlock() |
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actualResults = append(actualResults, r.Target) |
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}) |
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err = scan.StartScan(logger, eventManager, config, u) |
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assert.NoError(t, err) |
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// Asserting which requests are made to the remote service |
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assertRequest(t, true, http.MethodGet, "/home", requestMap) |
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assertRequest(t, true, http.MethodGet, "/about", requestMap) |
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assertRequest(t, true, http.MethodGet, "/home/home", requestMap) |
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assertRequest(t, true, http.MethodGet, "/home/about", requestMap) |
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assertRequest(t, true, http.MethodGet, "/home/about/home", requestMap) |
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assertRequest(t, true, http.MethodGet, "/home/about/about", requestMap) |
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assertRequest(t, false, http.MethodDelete, "/home", requestMap) |
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assertRequest(t, false, http.MethodDelete, "/about", requestMap) |
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assertRequest(t, false, http.MethodPatch, "/home", requestMap) |
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assertRequest(t, false, http.MethodPatch, "/about", requestMap) |
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assertRequest(t, false, http.MethodPost, "/home", requestMap) |
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assertRequest(t, false, http.MethodPost, "/about", requestMap) |
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assertRequest(t, false, http.MethodPut, "/home", requestMap) |
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assertRequest(t, false, http.MethodPut, "/about", requestMap) |
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assertRequest(t, false, http.MethodGet, "/about/home", requestMap) |
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assertRequest(t, false, http.MethodGet, "/about/about", requestMap) |
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// ----------------------------------------------------------- |
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// Asserting on the actual results found - considering only 200s for this test |
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assert.Len(t, actualResults, 2) |
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assertTargetsContains(t, scan.Target{Depth: 3, Path: "/home", Method: http.MethodGet}, actualResults) |
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assertTargetsContains(t, scan.Target{Depth: 2, Path: "/home/about", Method: http.MethodGet}, actualResults) |
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} |
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func TestStartScanWithSocks5ShouldFindResultsWhenAServerIsAvailable(t *testing.T) { |
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logger, _ := test.NewLogger() |
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testServer := buildTestServer(&sync.Map{}) |
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defer testServer.Close() |
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u, err := url.Parse(testServer.URL) |
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assert.NoError(t, err) |
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socks5URL, err := url.Parse("socks5://" + socks5TestServerHost) |
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assert.NoError(t, err) |
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config := &scan.Config{ |
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Threads: 3, |
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DictionaryPath: "testdata/dictionary1.txt", |
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HTTPMethods: []string{http.MethodGet}, |
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TimeoutInMilliseconds: 50, |
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ScanDepth: 3, |
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Socks5Url: socks5URL, |
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} |
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listener := startSocks5TestServer(t) |
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defer listener.Close() |
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actualResults := make([]scan.Target, 0, 2) |
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mx := sync.Mutex{} |
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eventManager := emission.NewEmitter() |
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eventManager.On(scan.EventResultFound, func(r *scan.Result) { |
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if r.Response.StatusCode != 200 { |
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return |
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} |
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mx.Lock() |
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defer mx.Unlock() |
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actualResults = append(actualResults, r.Target) |
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}) |
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err = scan.StartScan(logger, eventManager, config, u) |
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assert.NoError(t, err) |
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assert.Len(t, actualResults, 2) |
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assertTargetsContains(t, scan.Target{Depth: 3, Path: "/home", Method: http.MethodGet}, actualResults) |
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assertTargetsContains(t, scan.Target{Depth: 2, Path: "/home/about", Method: http.MethodGet}, actualResults) |
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} |
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func TestShouldUseTheSpecifiedUserAgent(t *testing.T) { |
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const testUserAgent = "my_test_user_agent" |
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logger, _ := test.NewLogger() |
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testServer, serverAssertion := test.NewServerWithAssertion( |
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http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {}), |
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) |
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defer testServer.Close() |
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u, err := url.Parse(testServer.URL) |
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assert.NoError(t, err) |
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config := &scan.Config{ |
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Threads: 3, |
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DictionaryPath: "testdata/one_element_dictionary.txt", |
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HTTPMethods: []string{http.MethodGet}, |
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TimeoutInMilliseconds: 50, |
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ScanDepth: 3, |
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UserAgent: testUserAgent, |
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} |
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eventManager := emission.NewEmitter() |
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err = scan.StartScan(logger, eventManager, config, u) |
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assert.NoError(t, err) |
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assert.True(t, serverAssertion.Len() > 0) |
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serverAssertion.Range(func(_ int, r http.Request) { |
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assert.Equal(t, testUserAgent, r.Header.Get("User-Agent")) |
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}) |
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} |
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func TestShouldFailToScanWithAnUnreachableSocks5Server(t *testing.T) { |
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logger, loggerBuffer := test.NewLogger() |
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testServer, serverAssertion := test.NewServerWithAssertion( |
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http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {}), |
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) |
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defer testServer.Close() |
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u, err := url.Parse(testServer.URL) |
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assert.NoError(t, err) |
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socks5URL, err := url.Parse("socks5://127.0.0.1:12345") |
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assert.NoError(t, err) |
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config := &scan.Config{ |
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Threads: 3, |
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DictionaryPath: "testdata/dictionary2.txt", |
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HTTPMethods: []string{http.MethodGet}, |
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TimeoutInMilliseconds: 50, |
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ScanDepth: 3, |
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Socks5Url: socks5URL, |
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} |
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listener := startSocks5TestServer(t) |
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defer listener.Close() |
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actualResults := make([]scan.Target, 0, 2) |
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mx := sync.Mutex{} |
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eventManager := emission.NewEmitter() |
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eventManager.On(scan.EventResultFound, func(r *scan.Result) { |
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if r.Response.StatusCode != 200 { |
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return |
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} |
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mx.Lock() |
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defer mx.Unlock() |
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actualResults = append(actualResults, r.Target) |
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}) |
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err = scan.StartScan(logger, eventManager, config, u) |
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assert.NoError(t, err) |
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assert.Len(t, actualResults, 0) |
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assert.Contains(t, loggerBuffer.String(), "connection refused") |
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assert.True(t, serverAssertion.Len() == 0) |
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} |
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func TestShouldRetainCookiesSetByTheServerWhenCookieJarIsEnabled(t *testing.T) { |
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const ( |
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cookieName = "my_cookies_name" |
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cookieValue = "my_cookie_value_123" |
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) |
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logger, _ := test.NewLogger() |
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218
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once := sync.Once{} |
219
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testServer, serverAssertion := test.NewServerWithAssertion( |
220
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http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
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once.Do(func() { |
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http.SetCookie( |
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w, |
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&http.Cookie{ |
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Name: cookieName, |
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Value: cookieValue, |
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Expires: time.Now().AddDate(0, 1, 0), |
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}, |
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) |
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}) |
231
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}), |
232
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) |
233
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234
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u, err := url.Parse(testServer.URL) |
235
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assert.NoError(t, err) |
236
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237
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config := &scan.Config{ |
238
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Threads: 1, |
239
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DictionaryPath: "testdata/dictionary1.txt", |
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HTTPMethods: []string{http.MethodGet}, |
241
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TimeoutInMilliseconds: 400, |
242
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ScanDepth: 2, |
243
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UseCookieJar: true, |
244
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} |
245
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eventManager := emission.NewEmitter() |
246
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247
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err = scan.StartScan(logger, eventManager, config, u) |
248
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assert.NoError(t, err) |
249
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250
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assert.Equal(t, 14, serverAssertion.Len()) |
251
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serverAssertion.Range(func(index int, r http.Request) { |
252
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if index == 0 { // the first request should have no cookies |
253
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assert.Equal(t, 0, len(r.Cookies())) |
254
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return |
255
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} |
256
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257
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assert.Equal(t, 1, len(r.Cookies()), "Only one cookie expected, got: %v", r.Cookies()) |
258
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assert.Equal(t, cookieName, r.Cookies()[0].Name) |
259
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assert.Equal(t, cookieValue, r.Cookies()[0].Value) |
260
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}) |
261
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} |
262
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263
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func TestShouldNotSendAnyCookieIfServerSetNoneWhenUsingCookieJar(t *testing.T) { |
264
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logger, _ := test.NewLogger() |
265
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266
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testServer, serverAssertion := test.NewServerWithAssertion( |
267
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http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {}), |
268
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) |
269
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270
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u, err := url.Parse(testServer.URL) |
271
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assert.NoError(t, err) |
272
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273
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config := &scan.Config{ |
274
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Threads: 1, |
275
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DictionaryPath: "testdata/dictionary1.txt", |
276
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HTTPMethods: []string{http.MethodGet}, |
277
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TimeoutInMilliseconds: 400, |
278
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ScanDepth: 2, |
279
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UseCookieJar: true, |
280
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} |
281
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eventManager := emission.NewEmitter() |
282
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283
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err = scan.StartScan(logger, eventManager, config, u) |
284
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assert.NoError(t, err) |
285
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286
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assert.Equal(t, 14, serverAssertion.Len()) |
287
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serverAssertion.Range(func(index int, r http.Request) { |
288
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assert.Equal(t, 0, len(r.Cookies()), "No cookies expected, got: %v", r.Cookies()) |
289
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}) |
290
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} |
291
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292
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func TestShouldSendCookiesWhenSpecified(t *testing.T) { |
293
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logger, _ := test.NewLogger() |
294
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295
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testServer, serverAssertion := test.NewServerWithAssertion( |
296
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http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {}), |
297
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) |
298
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299
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u, err := url.Parse(testServer.URL) |
300
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assert.NoError(t, err) |
301
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|
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|
302
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cookies := []*http.Cookie{ |
303
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{ |
304
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Name: "name1", |
305
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Value: "value1", |
306
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Expires: time.Now().AddDate(0, 0, 2), |
307
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}, |
308
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{ |
309
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Name: "name2", |
310
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Value: "value2", |
311
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Expires: time.Now().AddDate(0, 0, 2), |
312
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}, |
313
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} |
314
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|
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|
315
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|
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config := &scan.Config{ |
316
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Threads: 3, |
317
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DictionaryPath: "testdata/dictionary1.txt", |
318
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HTTPMethods: []string{http.MethodGet}, |
319
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TimeoutInMilliseconds: 400, |
320
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ScanDepth: 2, |
321
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UseCookieJar: false, |
322
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Cookies: cookies, |
323
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} |
324
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eventManager := emission.NewEmitter() |
325
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|
|
|
326
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err = scan.StartScan(logger, eventManager, config, u) |
327
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assert.NoError(t, err) |
328
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|
329
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assert.True(t, serverAssertion.Len() > 0) |
330
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serverAssertion.Range(func(index int, r http.Request) { |
331
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assert.Equal(t, 2, len(r.Cookies()), "Expecting two cookies, got: %v", r.Cookies()) |
332
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|
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|
333
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assert.Equal(t, r.Cookies()[0].Name, cookies[0].Name) |
334
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assert.Equal(t, r.Cookies()[0].Value, cookies[0].Value) |
335
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|
336
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assert.Equal(t, r.Cookies()[1].Name, cookies[1].Name) |
337
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assert.Equal(t, r.Cookies()[1].Value, cookies[1].Value) |
338
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}) |
339
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} |
340
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|
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|
341
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|
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func assertTargetsContains(t *testing.T, target scan.Target, results []scan.Target) { |
342
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|
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for _, actualResult := range results { |
343
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if target == actualResult { |
344
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return |
345
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|
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} |
346
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|
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} |
347
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|
|
|
348
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|
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t.Errorf("Target %v not found in %v", target, results) |
349
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} |
350
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|
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|
351
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|
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func assertRequest(t *testing.T, expected bool, method, path string, requestMap *sync.Map) { |
352
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|
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if expected { |
353
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|
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assert.True( |
354
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t, |
355
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|
|
hasRequest(requestMap, method, path), |
356
|
|
|
"expected request for `%s %s`, none received", |
357
|
|
|
method, |
358
|
|
|
path, |
359
|
|
|
) |
360
|
|
|
} else { |
361
|
|
|
assert.False( |
362
|
|
|
t, |
363
|
|
|
hasRequest(requestMap, method, path), |
364
|
|
|
"no request was expected for `%s %s`", |
365
|
|
|
method, |
366
|
|
|
path, |
367
|
|
|
) |
368
|
|
|
} |
369
|
|
|
} |
370
|
|
|
|
371
|
|
|
func buildTestServer(requestMap *sync.Map) *httptest.Server { |
372
|
|
|
return httptest.NewServer( |
373
|
|
|
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
374
|
|
|
storeRequest(requestMap, r.Method, r.URL.Path) |
375
|
|
|
|
376
|
|
|
if r.Method == http.MethodGet && r.URL.Path == "/home" { |
377
|
|
|
w.WriteHeader(200) |
378
|
|
|
return |
379
|
|
|
} |
380
|
|
|
|
381
|
|
|
if r.Method == http.MethodGet && r.URL.Path == "/home/about" { |
382
|
|
|
w.WriteHeader(200) |
383
|
|
|
return |
384
|
|
|
} |
385
|
|
|
|
386
|
|
|
w.WriteHeader(http.StatusNotFound) |
387
|
|
|
}), |
388
|
|
|
) |
389
|
|
|
} |
390
|
|
|
|
391
|
|
|
func startSocks5TestServer(t *testing.T) net.Listener { |
392
|
|
|
conf := &socks5.Config{} |
393
|
|
|
server, err := socks5.New(conf) |
394
|
|
|
if err != nil { |
395
|
|
|
t.Fatalf("failed to create socks5: %s", err.Error()) |
396
|
|
|
} |
397
|
|
|
|
398
|
|
|
listener, err := net.Listen("tcp", socks5TestServerHost) |
399
|
|
|
if err != nil { |
400
|
|
|
t.Fatalf("failed to create listener: %s", err.Error()) |
401
|
|
|
} |
402
|
|
|
|
403
|
|
|
go func() { |
404
|
|
|
// Create SOCKS5 proxy on localhost port 8000 |
405
|
|
|
if err := server.Serve(listener); err != nil { |
406
|
|
|
t.Logf("socks5 stopped serving: %s", err.Error()) |
407
|
|
|
} |
408
|
|
|
}() |
409
|
|
|
|
410
|
|
|
return listener |
411
|
|
|
} |
412
|
|
|
|
413
|
|
|
func storeRequest(requestMap *sync.Map, method, path string) { |
414
|
|
|
requestMap.Store(methodAndPathToString(method, path), true) |
415
|
|
|
} |
416
|
|
|
|
417
|
|
|
func hasRequest(requestMap *sync.Map, method, path string) bool { |
418
|
|
|
_, ok := requestMap.Load(methodAndPathToString(method, path)) |
419
|
|
|
return ok |
420
|
|
|
} |
421
|
|
|
|
422
|
|
|
func methodAndPathToString(method, path string) string { |
423
|
|
|
return fmt.Sprintf("%s_%s", method, path) |
424
|
|
|
} |
425
|
|
|
|