478 lines
16 KiB
Go
478 lines
16 KiB
Go
package apiserver
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"net/http/httptest"
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"strings"
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"sync"
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"testing"
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"github.com/crowdsecurity/crowdsec/pkg/csconfig"
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"github.com/crowdsecurity/crowdsec/pkg/csplugin"
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"github.com/crowdsecurity/crowdsec/pkg/models"
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"github.com/gin-gonic/gin"
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log "github.com/sirupsen/logrus"
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"github.com/stretchr/testify/assert"
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)
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type LAPI struct {
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router *gin.Engine
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loginResp models.WatcherAuthResponse
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bouncerKey string
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t *testing.T
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}
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func SetupLAPITest(t *testing.T) LAPI {
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t.Helper()
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router, loginResp, config, err := InitMachineTest()
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if err != nil {
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t.Fatal(err.Error())
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}
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APIKey, err := CreateTestBouncer(config.API.Server.DbConfig)
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if err != nil {
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t.Fatalf("%s", err.Error())
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}
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return LAPI{
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router: router,
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loginResp: loginResp,
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bouncerKey: APIKey,
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}
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}
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func (l *LAPI) InsertAlertFromFile(path string) *httptest.ResponseRecorder {
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alertReader := GetAlertReaderFromFile(path)
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return l.RecordResponse("POST", "/v1/alerts", alertReader)
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}
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func (l *LAPI) RecordResponse(verb string, url string, body *strings.Reader) *httptest.ResponseRecorder {
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w := httptest.NewRecorder()
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req, err := http.NewRequest(verb, url, body)
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if err != nil {
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l.t.Fatal(err)
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}
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req.Header.Add("X-Api-Key", l.bouncerKey)
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AddAuthHeaders(req, l.loginResp)
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l.router.ServeHTTP(w, req)
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return w
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}
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func InitMachineTest() (*gin.Engine, models.WatcherAuthResponse, csconfig.Config, error) {
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router, config, err := NewAPITest()
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if err != nil {
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return nil, models.WatcherAuthResponse{}, config, fmt.Errorf("unable to run local API: %s", err)
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}
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loginResp, err := LoginToTestAPI(router, config)
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if err != nil {
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return nil, models.WatcherAuthResponse{}, config, fmt.Errorf("%s", err.Error())
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}
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return router, loginResp, config, nil
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}
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func LoginToTestAPI(router *gin.Engine, config csconfig.Config) (models.WatcherAuthResponse, error) {
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body, err := CreateTestMachine(router)
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if err != nil {
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return models.WatcherAuthResponse{}, fmt.Errorf("%s", err.Error())
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}
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err = ValidateMachine("test", config.API.Server.DbConfig)
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if err != nil {
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log.Fatalln(err.Error())
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}
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w := httptest.NewRecorder()
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req, _ := http.NewRequest("POST", "/v1/watchers/login", strings.NewReader(body))
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req.Header.Add("User-Agent", UserAgent)
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router.ServeHTTP(w, req)
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loginResp := models.WatcherAuthResponse{}
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err = json.NewDecoder(w.Body).Decode(&loginResp)
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if err != nil {
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return models.WatcherAuthResponse{}, fmt.Errorf("%s", err.Error())
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}
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return loginResp, nil
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}
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func AddAuthHeaders(request *http.Request, authResponse models.WatcherAuthResponse) {
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request.Header.Add("User-Agent", UserAgent)
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request.Header.Add("Authorization", fmt.Sprintf("Bearer %s", authResponse.Token))
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}
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func TestSimulatedAlert(t *testing.T) {
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lapi := SetupLAPITest(t)
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lapi.InsertAlertFromFile("./tests/alert_minibulk+simul.json")
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alertContent := GetAlertReaderFromFile("./tests/alert_minibulk+simul.json")
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//exclude decision in simulation mode
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w := lapi.RecordResponse("GET", "/v1/alerts?simulated=false", alertContent)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), `"message":"Ip 91.121.79.178 performed crowdsecurity/ssh-bf (6 events over `)
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assert.NotContains(t, w.Body.String(), `"message":"Ip 91.121.79.179 performed crowdsecurity/ssh-bf (6 events over `)
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//include decision in simulation mode
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w = lapi.RecordResponse("GET", "/v1/alerts?simulated=true", alertContent)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), `"message":"Ip 91.121.79.178 performed crowdsecurity/ssh-bf (6 events over `)
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assert.Contains(t, w.Body.String(), `"message":"Ip 91.121.79.179 performed crowdsecurity/ssh-bf (6 events over `)
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}
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func TestCreateAlert(t *testing.T) {
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lapi := SetupLAPITest(t)
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// Create Alert with invalid format
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w := lapi.RecordResponse("POST", "/v1/alerts", strings.NewReader("test"))
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assert.Equal(t, 400, w.Code)
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assert.Equal(t, "{\"message\":\"invalid character 'e' in literal true (expecting 'r')\"}", w.Body.String())
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// Create Alert with invalid input
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alertContent := GetAlertReaderFromFile("./tests/invalidAlert_sample.json")
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w = lapi.RecordResponse("POST", "/v1/alerts", alertContent)
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assert.Equal(t, 500, w.Code)
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assert.Equal(t, "{\"message\":\"validation failure list:\\n0.scenario in body is required\\n0.scenario_hash in body is required\\n0.scenario_version in body is required\\n0.simulated in body is required\\n0.source in body is required\"}", w.Body.String())
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// Create Valid Alert
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w = lapi.InsertAlertFromFile("./tests/alert_sample.json")
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assert.Equal(t, 201, w.Code)
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assert.Equal(t, "[\"1\"]", w.Body.String())
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}
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func TestCreateAlertChannels(t *testing.T) {
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apiServer, config, err := NewAPIServer()
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if err != nil {
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log.Fatalln(err.Error())
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}
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apiServer.controller.PluginChannel = make(chan csplugin.ProfileAlert)
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apiServer.InitController()
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loginResp, err := LoginToTestAPI(apiServer.router, config)
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if err != nil {
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log.Fatalln(err.Error())
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}
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lapi := LAPI{router: apiServer.router, loginResp: loginResp}
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var pd csplugin.ProfileAlert
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var wg sync.WaitGroup
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wg.Add(1)
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go func() {
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pd = <-apiServer.controller.PluginChannel
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wg.Done()
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}()
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go lapi.InsertAlertFromFile("./tests/alert_ssh-bf.json")
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wg.Wait()
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assert.Equal(t, len(pd.Alert.Decisions), 1)
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apiServer.Close()
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}
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func TestAlertListFilters(t *testing.T) {
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lapi := SetupLAPITest(t)
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lapi.InsertAlertFromFile("./tests/alert_ssh-bf.json")
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alertContent := GetAlertReaderFromFile("./tests/alert_ssh-bf.json")
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//bad filter
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w := lapi.RecordResponse("GET", "/v1/alerts?test=test", alertContent)
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assert.Equal(t, 500, w.Code)
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assert.Equal(t, "{\"message\":\"Filter parameter 'test' is unknown (=test): invalid filter\"}", w.Body.String())
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//get without filters
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w = lapi.RecordResponse("GET", "/v1/alerts", emptyBody)
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assert.Equal(t, 200, w.Code)
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//check alert and decision
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test decision_type filter (ok)
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w = lapi.RecordResponse("GET", "/v1/alerts?decision_type=ban", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test decision_type filter (bad value)
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w = lapi.RecordResponse("GET", "/v1/alerts?decision_type=ratata", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Equal(t, "null", w.Body.String())
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//test scope (ok)
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w = lapi.RecordResponse("GET", "/v1/alerts?scope=Ip", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test scope (bad value)
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w = lapi.RecordResponse("GET", "/v1/alerts?scope=rarara", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Equal(t, "null", w.Body.String())
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//test scenario (ok)
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w = lapi.RecordResponse("GET", "/v1/alerts?scenario=crowdsecurity/ssh-bf", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test scenario (bad value)
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w = lapi.RecordResponse("GET", "/v1/alerts?scenario=crowdsecurity/nope", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Equal(t, "null", w.Body.String())
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//test ip (ok)
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w = lapi.RecordResponse("GET", "/v1/alerts?ip=91.121.79.195", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test ip (bad value)
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w = lapi.RecordResponse("GET", "/v1/alerts?ip=99.122.77.195", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Equal(t, "null", w.Body.String())
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//test ip (invalid value)
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w = lapi.RecordResponse("GET", "/v1/alerts?ip=gruueq", emptyBody)
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assert.Equal(t, 500, w.Code)
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assert.Equal(t, `{"message":"unable to convert 'gruueq' to int: invalid address: invalid ip address / range"}`, w.Body.String())
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//test range (ok)
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w = lapi.RecordResponse("GET", "/v1/alerts?range=91.121.79.0/24&contains=false", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test range
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w = lapi.RecordResponse("GET", "/v1/alerts?range=99.122.77.0/24&contains=false", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Equal(t, "null", w.Body.String())
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//test range (invalid value)
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w = lapi.RecordResponse("GET", "/v1/alerts?range=ratata", emptyBody)
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assert.Equal(t, 500, w.Code)
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assert.Equal(t, `{"message":"unable to convert 'ratata' to int: invalid address: invalid ip address / range"}`, w.Body.String())
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//test since (ok)
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w = lapi.RecordResponse("GET", "/v1/alerts?since=1h", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test since (ok but yields no results)
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w = lapi.RecordResponse("GET", "/v1/alerts?since=1ns", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Equal(t, "null", w.Body.String())
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//test since (invalid value)
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w = lapi.RecordResponse("GET", "/v1/alerts?since=1zuzu", emptyBody)
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assert.Equal(t, 500, w.Code)
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assert.Contains(t, w.Body.String(), `{"message":"while parsing duration: time: unknown unit`)
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//test until (ok)
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w = lapi.RecordResponse("GET", "/v1/alerts?until=1ns", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test until (ok but no return)
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w = lapi.RecordResponse("GET", "/v1/alerts?until=1m", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Equal(t, "null", w.Body.String())
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//test until (invalid value)
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w = lapi.RecordResponse("GET", "/v1/alerts?until=1zuzu", emptyBody)
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assert.Equal(t, 500, w.Code)
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assert.Contains(t, w.Body.String(), `{"message":"while parsing duration: time: unknown unit`)
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//test simulated (ok)
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w = lapi.RecordResponse("GET", "/v1/alerts?simulated=true", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test simulated (ok)
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w = lapi.RecordResponse("GET", "/v1/alerts?simulated=false", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test has active decision
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w = lapi.RecordResponse("GET", "/v1/alerts?has_active_decision=true", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "Ip 91.121.79.195 performed 'crowdsecurity/ssh-bf' (6 events over ")
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assert.Contains(t, w.Body.String(), `scope":"Ip","simulated":false,"type":"ban","value":"91.121.79.195"`)
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//test has active decision
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w = lapi.RecordResponse("GET", "/v1/alerts?has_active_decision=false", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Equal(t, "null", w.Body.String())
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//test has active decision (invalid value)
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w = lapi.RecordResponse("GET", "/v1/alerts?has_active_decision=ratatqata", emptyBody)
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assert.Equal(t, 500, w.Code)
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assert.Equal(t, `{"message":"'ratatqata' is not a boolean: strconv.ParseBool: parsing \"ratatqata\": invalid syntax: unable to parse type"}`, w.Body.String())
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}
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func TestAlertBulkInsert(t *testing.T) {
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lapi := SetupLAPITest(t)
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//insert a bulk of 20 alerts to trigger bulk insert
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lapi.InsertAlertFromFile("./tests/alert_bulk.json")
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alertContent := GetAlertReaderFromFile("./tests/alert_bulk.json")
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w := lapi.RecordResponse("GET", "/v1/alerts", alertContent)
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assert.Equal(t, 200, w.Code)
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}
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func TestListAlert(t *testing.T) {
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lapi := SetupLAPITest(t)
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lapi.InsertAlertFromFile("./tests/alert_sample.json")
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// List Alert with invalid filter
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w := lapi.RecordResponse("GET", "/v1/alerts?test=test", emptyBody)
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assert.Equal(t, 500, w.Code)
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assert.Equal(t, "{\"message\":\"Filter parameter 'test' is unknown (=test): invalid filter\"}", w.Body.String())
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// List Alert
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w = lapi.RecordResponse("GET", "/v1/alerts", emptyBody)
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assert.Equal(t, 200, w.Code)
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assert.Contains(t, w.Body.String(), "crowdsecurity/test")
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}
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func TestCreateAlertErrors(t *testing.T) {
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lapi := SetupLAPITest(t)
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alertContent := GetAlertReaderFromFile("./tests/alert_sample.json")
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//test invalid bearer
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w := httptest.NewRecorder()
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req, _ := http.NewRequest("POST", "/v1/alerts", alertContent)
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req.Header.Add("User-Agent", UserAgent)
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req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", "ratata"))
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lapi.router.ServeHTTP(w, req)
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assert.Equal(t, 401, w.Code)
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//test invalid bearer
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w = httptest.NewRecorder()
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req, _ = http.NewRequest("POST", "/v1/alerts", alertContent)
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req.Header.Add("User-Agent", UserAgent)
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req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", lapi.loginResp.Token+"s"))
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lapi.router.ServeHTTP(w, req)
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assert.Equal(t, 401, w.Code)
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}
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func TestDeleteAlert(t *testing.T) {
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lapi := SetupLAPITest(t)
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lapi.InsertAlertFromFile("./tests/alert_sample.json")
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// Fail Delete Alert
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w := httptest.NewRecorder()
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req, _ := http.NewRequest("DELETE", "/v1/alerts", strings.NewReader(""))
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AddAuthHeaders(req, lapi.loginResp)
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req.RemoteAddr = "127.0.0.2:4242"
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lapi.router.ServeHTTP(w, req)
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assert.Equal(t, 403, w.Code)
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assert.Equal(t, `{"message":"access forbidden from this IP (127.0.0.2)"}`, w.Body.String())
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// Delete Alert
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w = httptest.NewRecorder()
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req, _ = http.NewRequest("DELETE", "/v1/alerts", strings.NewReader(""))
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AddAuthHeaders(req, lapi.loginResp)
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req.RemoteAddr = "127.0.0.1:4242"
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lapi.router.ServeHTTP(w, req)
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assert.Equal(t, 200, w.Code)
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assert.Equal(t, `{"nbDeleted":"1"}`, w.Body.String())
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}
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func TestDeleteAlertTrustedIPS(t *testing.T) {
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cfg := LoadTestConfig()
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// IPv6 mocking doesn't seem to work.
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// cfg.API.Server.TrustedIPs = []string{"1.2.3.4", "1.2.4.0/24", "::"}
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cfg.API.Server.TrustedIPs = []string{"1.2.3.4", "1.2.4.0/24"}
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cfg.API.Server.ListenURI = "::8080"
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server, err := NewServer(cfg.API.Server)
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if err != nil {
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log.Fatal(err.Error())
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}
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err = server.InitController()
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if err != nil {
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log.Fatal(err.Error())
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}
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router, err := server.Router()
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if err != nil {
|
|
log.Fatal(err.Error())
|
|
}
|
|
loginResp, err := LoginToTestAPI(router, cfg)
|
|
if err != nil {
|
|
log.Fatal(err.Error())
|
|
}
|
|
lapi := LAPI{
|
|
router: router,
|
|
loginResp: loginResp,
|
|
t: t,
|
|
}
|
|
|
|
assertAlertDeleteFailedFromIP := func(ip string) {
|
|
w := httptest.NewRecorder()
|
|
req, _ := http.NewRequest("DELETE", "/v1/alerts", strings.NewReader(""))
|
|
|
|
AddAuthHeaders(req, loginResp)
|
|
req.RemoteAddr = ip + ":1234"
|
|
|
|
router.ServeHTTP(w, req)
|
|
assert.Equal(t, 403, w.Code)
|
|
assert.Contains(t, w.Body.String(), fmt.Sprintf(`{"message":"access forbidden from this IP (%s)"}`, ip))
|
|
}
|
|
|
|
assertAlertDeletedFromIP := func(ip string) {
|
|
w := httptest.NewRecorder()
|
|
req, _ := http.NewRequest("DELETE", "/v1/alerts", strings.NewReader(""))
|
|
AddAuthHeaders(req, loginResp)
|
|
req.RemoteAddr = ip + ":1234"
|
|
|
|
router.ServeHTTP(w, req)
|
|
assert.Equal(t, 200, w.Code)
|
|
assert.Equal(t, `{"nbDeleted":"1"}`, w.Body.String())
|
|
}
|
|
|
|
lapi.InsertAlertFromFile("./tests/alert_sample.json")
|
|
assertAlertDeleteFailedFromIP("4.3.2.1")
|
|
assertAlertDeletedFromIP("1.2.3.4")
|
|
|
|
lapi.InsertAlertFromFile("./tests/alert_sample.json")
|
|
assertAlertDeletedFromIP("1.2.4.0")
|
|
lapi.InsertAlertFromFile("./tests/alert_sample.json")
|
|
assertAlertDeletedFromIP("1.2.4.1")
|
|
lapi.InsertAlertFromFile("./tests/alert_sample.json")
|
|
assertAlertDeletedFromIP("1.2.4.255")
|
|
|
|
lapi.InsertAlertFromFile("./tests/alert_sample.json")
|
|
assertAlertDeletedFromIP("127.0.0.1")
|
|
|
|
}
|