grafana/pkg/tests/api/graphite/graphite_test.go
2023-08-30 18:46:47 +03:00

107 lines
3.0 KiB
Go

package graphite
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"net/http/httptest"
"testing"
"github.com/stretchr/testify/require"
"github.com/grafana/grafana/pkg/api/dtos"
"github.com/grafana/grafana/pkg/components/simplejson"
"github.com/grafana/grafana/pkg/services/datasources"
"github.com/grafana/grafana/pkg/services/org"
"github.com/grafana/grafana/pkg/services/user"
"github.com/grafana/grafana/pkg/tests/testinfra"
)
func TestIntegrationGraphite(t *testing.T) {
if testing.Short() {
t.Skip("skipping integration test")
}
dir, path := testinfra.CreateGrafDir(t, testinfra.GrafanaOpts{
DisableAnonymous: true,
})
grafanaListeningAddr, testEnv := testinfra.StartGrafanaEnv(t, dir, path)
ctx := context.Background()
u := testinfra.CreateUser(t, testEnv.SQLStore, user.CreateUserCommand{
DefaultOrgRole: string(org.RoleAdmin),
Password: "admin",
Login: "admin",
})
var outgoingRequest *http.Request
outgoingServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
outgoingRequest = r
w.WriteHeader(http.StatusUnauthorized)
}))
t.Cleanup(outgoingServer.Close)
jsonData := simplejson.NewFromAny(map[string]any{
"httpMethod": "post",
"httpHeaderName1": "X-CUSTOM-HEADER",
})
secureJSONData := map[string]string{
"basicAuthPassword": "basicAuthPassword",
"httpHeaderValue1": "custom-header-value",
}
uid := "graphite"
_, err := testEnv.Server.HTTPServer.DataSourcesService.AddDataSource(ctx, &datasources.AddDataSourceCommand{
OrgID: u.OrgID,
Access: datasources.DS_ACCESS_PROXY,
Name: "graphite",
Type: datasources.DS_GRAPHITE,
UID: uid,
URL: outgoingServer.URL,
BasicAuth: true,
BasicAuthUser: "basicAuthUser",
JsonData: jsonData,
SecureJsonData: secureJSONData,
})
require.NoError(t, err)
t.Run("When calling query should set expected headers on outgoing HTTP request", func(t *testing.T) {
query := simplejson.NewFromAny(map[string]any{
"datasource": map[string]any{
"uid": uid,
},
"expr": "up",
"instantQuery": true,
"target": "target",
})
buf1 := &bytes.Buffer{}
err = json.NewEncoder(buf1).Encode(dtos.MetricRequest{
From: "now-1h",
To: "now",
Queries: []*simplejson.Json{query},
})
require.NoError(t, err)
u := fmt.Sprintf("http://admin:admin@%s/api/ds/query", grafanaListeningAddr)
// nolint:gosec
resp, err := http.Post(u, "application/json", buf1)
require.NoError(t, err)
require.Equal(t, http.StatusInternalServerError, resp.StatusCode)
t.Cleanup(func() {
err := resp.Body.Close()
require.NoError(t, err)
})
_, err = io.ReadAll(resp.Body)
require.NoError(t, err)
require.NotNil(t, outgoingRequest)
require.Equal(t, "custom-header-value", outgoingRequest.Header.Get("X-CUSTOM-HEADER"))
username, pwd, ok := outgoingRequest.BasicAuth()
require.True(t, ok)
require.Equal(t, "basicAuthUser", username)
require.Equal(t, "basicAuthPassword", pwd)
})
}