Plugins: Introduce HTTP 207 Multi Status response to api/ds/query (#48550)

* feature toggles

* return HTTP 207 from ds/query

* add ft check

* add API test

* add 207 check for qr

* change to OR

* revert check

* add explicit toggle check for cloudwatch

* remove unused import

* remove from defaults.ini

* add status codes to md and update swagger

* new fangled http api tests pattern

* update swagger

* Update docs/sources/http_api/data_source.md

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>

* add missing word and reformat

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>
This commit is contained in:
Will Browne 2022-05-03 18:02:20 +02:00 committed by GitHub
parent 88eeb878a4
commit 4ecd57f49c
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GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 150 additions and 45 deletions

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@ -691,6 +691,16 @@ In addition, specific properties of each data source should be added in a reques
}
```
#### Status codes
| Code | Description |
| ---- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| 200 | All data source queries returned a successful response. |
| 400 | Bad request due to invalid JSON, missing content type, missing or invalid fields, etc. Or one or more data source queries were unsuccessful. Refer to the body for more details. |
| 403 | Access denied. |
| 404 | Either the data source or plugin required to fulfil the request could not be found. |
| 500 | Unexpected error. Refer to the body and/or server logs for more details. |
## Deprecated resources
The following resources have been deprecated. They will be removed in a future release.

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@ -58,4 +58,5 @@ export interface FeatureToggles {
commandPalette?: boolean;
savedItems?: boolean;
cloudWatchDynamicLabels?: boolean;
datasourceQueryMultiStatus?: boolean;
}

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@ -14,6 +14,7 @@ import (
//
// Responses:
// 200: queryDataResponse
// 207: queryDataResponse
// 401: unauthorisedError
// 400: badRequestError
// 403: forbiddenError

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@ -31,7 +31,7 @@ func (hs *HTTPServer) QueryMetricsV2(c *models.ReqContext) response.Response {
if err != nil {
return hs.handleQueryMetricsError(err)
}
return toJsonStreamingResponse(resp)
return hs.toJsonStreamingResponse(resp)
}
func (hs *HTTPServer) handleQueryMetricsError(err error) *response.NormalResponse {
@ -147,7 +147,7 @@ func (hs *HTTPServer) QueryMetricsFromDashboard(c *models.ReqContext) response.R
if err != nil {
return hs.handleQueryMetricsError(err)
}
return toJsonStreamingResponse(resp)
return hs.toJsonStreamingResponse(resp)
}
// QueryMetrics returns query metrics
@ -198,11 +198,16 @@ func (hs *HTTPServer) QueryMetrics(c *models.ReqContext) response.Response {
return response.JSON(statusCode, &legacyResp)
}
func toJsonStreamingResponse(qdr *backend.QueryDataResponse) response.Response {
func (hs *HTTPServer) toJsonStreamingResponse(qdr *backend.QueryDataResponse) response.Response {
statusWhenError := http.StatusBadRequest
if hs.Features.IsEnabled(featuremgmt.FlagDatasourceQueryMultiStatus) {
statusWhenError = http.StatusMultiStatus
}
statusCode := http.StatusOK
for _, res := range qdr.Responses {
if res.Error != nil {
statusCode = http.StatusBadRequest
statusCode = statusWhenError
}
}

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@ -12,6 +12,7 @@ import (
acmock "github.com/grafana/grafana/pkg/services/accesscontrol/mock"
"github.com/grafana/grafana/pkg/services/featuremgmt"
"github.com/grafana/grafana/pkg/services/sqlstore/mockstore"
"github.com/grafana/grafana/pkg/web/webtest"
"golang.org/x/oauth2"
@ -19,12 +20,14 @@ import (
"github.com/grafana/grafana/pkg/components/simplejson"
"github.com/grafana/grafana/pkg/models"
"github.com/grafana/grafana/pkg/plugins"
fakeDatasources "github.com/grafana/grafana/pkg/services/datasources/fakes"
datasources "github.com/grafana/grafana/pkg/services/datasources/service"
"github.com/grafana/grafana/pkg/services/query"
"github.com/grafana/grafana/pkg/services/secrets/fakes"
"github.com/grafana/grafana/pkg/services/secrets/kvstore"
secretsManager "github.com/grafana/grafana/pkg/services/secrets/manager"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var (
@ -500,3 +503,51 @@ func TestAPIEndpoint_Metrics_ParseDashboardQueryParams(t *testing.T) {
})
}
}
// `/ds/query` endpoint test
func TestAPIEndpoint_Metrics_QueryMetricsV2(t *testing.T) {
qds := query.ProvideService(
nil,
nil,
nil,
&fakePluginRequestValidator{},
&fakeDatasources.FakeDataSourceService{},
&fakePluginClient{
QueryDataHandlerFunc: func(ctx context.Context, req *backend.QueryDataRequest) (*backend.QueryDataResponse, error) {
resp := backend.Responses{
"A": backend.DataResponse{
Error: fmt.Errorf("query failed"),
},
}
return &backend.QueryDataResponse{Responses: resp}, nil
},
},
&fakeOAuthTokenService{},
)
serverFeatureEnabled := SetupAPITestServer(t, func(hs *HTTPServer) {
hs.queryDataService = qds
hs.Features = featuremgmt.WithFeatures(featuremgmt.FlagDatasourceQueryMultiStatus, true)
})
serverFeatureDisabled := SetupAPITestServer(t, func(hs *HTTPServer) {
hs.queryDataService = qds
hs.Features = featuremgmt.WithFeatures(featuremgmt.FlagDatasourceQueryMultiStatus, false)
})
t.Run("Status code is 400 when data source response has an error and feature toggle is disabled", func(t *testing.T) {
req := serverFeatureDisabled.NewPostRequest("/api/ds/query", strings.NewReader(queryDatasourceInput))
webtest.RequestWithSignedInUser(req, &models.SignedInUser{UserId: 1, OrgId: 1, OrgRole: models.ROLE_VIEWER})
resp, err := serverFeatureDisabled.SendJSON(req)
require.NoError(t, err)
require.NoError(t, resp.Body.Close())
require.Equal(t, http.StatusBadRequest, resp.StatusCode)
})
t.Run("Status code is 207 when data source response has an error and feature toggle is enabled", func(t *testing.T) {
req := serverFeatureEnabled.NewPostRequest("/api/ds/query", strings.NewReader(queryDatasourceInput))
webtest.RequestWithSignedInUser(req, &models.SignedInUser{UserId: 1, OrgId: 1, OrgRole: models.ROLE_VIEWER})
resp, err := serverFeatureEnabled.SendJSON(req)
require.NoError(t, err)
require.NoError(t, resp.Body.Close())
require.Equal(t, http.StatusMultiStatus, resp.StatusCode)
})
}

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@ -249,9 +249,11 @@ type fakePluginClient struct {
plugins.Client
req *backend.CallResourceRequest
backend.QueryDataHandlerFunc
}
func (c *fakePluginClient) CallResource(ctx context.Context, req *backend.CallResourceRequest, sender backend.CallResourceResponseSender) error {
func (c *fakePluginClient) CallResource(_ context.Context, req *backend.CallResourceRequest, sender backend.CallResourceResponseSender) error {
c.req = req
bytes, err := json.Marshal(map[string]interface{}{
"message": "hello",
@ -266,3 +268,11 @@ func (c *fakePluginClient) CallResource(ctx context.Context, req *backend.CallRe
Body: bytes,
})
}
func (c *fakePluginClient) QueryData(ctx context.Context, req *backend.QueryDataRequest) (*backend.QueryDataResponse, error) {
if c.QueryDataHandlerFunc != nil {
return c.QueryDataHandlerFunc.QueryData(ctx, req)
}
return backend.NewQueryDataResponse(), nil
}

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@ -236,5 +236,10 @@ var (
Description: "Use dynamic labels instead of alias patterns in CloudWatch datasource",
State: FeatureStateStable,
},
{
Name: "datasourceQueryMultiStatus",
Description: "Introduce HTTP 207 Multi Status for api/ds/query",
State: FeatureStateAlpha,
},
}
)

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@ -174,4 +174,8 @@ const (
// FlagCloudWatchDynamicLabels
// Use dynamic labels instead of alias patterns in CloudWatch datasource
FlagCloudWatchDynamicLabels = "cloudWatchDynamicLabels"
// FlagDatasourceQueryMultiStatus
// Introduce HTTP 207 Multi Status for api/ds/query
FlagDatasourceQueryMultiStatus = "datasourceQueryMultiStatus"
)

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@ -4692,15 +4692,15 @@
"parameters": [
{
"type": "string",
"x-go-name": "DatasourceID",
"name": "datasource_id",
"x-go-name": "PermissionID",
"name": "permissionId",
"in": "path",
"required": true
},
{
"type": "string",
"x-go-name": "PermissionID",
"name": "permissionId",
"x-go-name": "DatasourceID",
"name": "datasource_id",
"in": "path",
"required": true
}
@ -4745,6 +4745,9 @@
"200": {
"$ref": "#/responses/queryDataResponse"
},
"207": {
"$ref": "#/responses/queryDataResponse"
},
"400": {
"$ref": "#/responses/badRequestError"
},
@ -8258,14 +8261,6 @@
"summary": "Add External Group.",
"operationId": "addTeamGroupApi",
"parameters": [
{
"type": "integer",
"format": "int64",
"x-go-name": "TeamID",
"name": "teamId",
"in": "path",
"required": true
},
{
"x-go-name": "Body",
"name": "body",
@ -8274,6 +8269,14 @@
"schema": {
"$ref": "#/definitions/TeamGroupMapping"
}
},
{
"type": "integer",
"format": "int64",
"x-go-name": "TeamID",
"name": "teamId",
"in": "path",
"required": true
}
],
"responses": {
@ -8307,16 +8310,16 @@
{
"type": "integer",
"format": "int64",
"x-go-name": "TeamID",
"name": "teamId",
"x-go-name": "GroupID",
"name": "groupId",
"in": "path",
"required": true
},
{
"type": "integer",
"format": "int64",
"x-go-name": "GroupID",
"name": "groupId",
"x-go-name": "TeamID",
"name": "teamId",
"in": "path",
"required": true
}
@ -10534,6 +10537,9 @@
"ApiKeyDTO": {
"type": "object",
"properties": {
"accessControl": {
"$ref": "#/definitions/Metadata"
},
"expiration": {
"type": "string",
"format": "date-time",
@ -10555,7 +10561,7 @@
"x-go-name": "Role"
}
},
"x-go-package": "github.com/grafana/grafana/pkg/models"
"x-go-package": "github.com/grafana/grafana/pkg/api/dtos"
},
"ApiRuleNode": {
"type": "object",
@ -13632,7 +13638,7 @@
"properties": {
"id": {
"type": "string",
"x-go-name": "Id"
"x-go-name": "ID"
},
"target": {
"type": "string",
@ -13647,7 +13653,7 @@
"x-go-name": "Url"
}
},
"x-go-package": "github.com/grafana/grafana/pkg/models"
"x-go-package": "github.com/grafana/grafana/pkg/services/preference"
},
"NavbarPreference": {
"type": "object",
@ -14739,7 +14745,7 @@
"x-go-name": "HomeTab"
}
},
"x-go-package": "github.com/grafana/grafana/pkg/models"
"x-go-package": "github.com/grafana/grafana/pkg/services/preference"
},
"Receiver": {
"type": "object",

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@ -3754,15 +3754,15 @@
"parameters": [
{
"type": "string",
"x-go-name": "DatasourceID",
"name": "datasource_id",
"x-go-name": "PermissionID",
"name": "permissionId",
"in": "path",
"required": true
},
{
"type": "string",
"x-go-name": "PermissionID",
"name": "permissionId",
"x-go-name": "DatasourceID",
"name": "datasource_id",
"in": "path",
"required": true
}
@ -3807,6 +3807,9 @@
"200": {
"$ref": "#/responses/queryDataResponse"
},
"207": {
"$ref": "#/responses/queryDataResponse"
},
"400": {
"$ref": "#/responses/badRequestError"
},
@ -6667,14 +6670,6 @@
"summary": "Add External Group.",
"operationId": "addTeamGroupApi",
"parameters": [
{
"type": "integer",
"format": "int64",
"x-go-name": "TeamID",
"name": "teamId",
"in": "path",
"required": true
},
{
"x-go-name": "Body",
"name": "body",
@ -6683,6 +6678,14 @@
"schema": {
"$ref": "#/definitions/TeamGroupMapping"
}
},
{
"type": "integer",
"format": "int64",
"x-go-name": "TeamID",
"name": "teamId",
"in": "path",
"required": true
}
],
"responses": {
@ -6716,16 +6719,16 @@
{
"type": "integer",
"format": "int64",
"x-go-name": "TeamID",
"name": "teamId",
"x-go-name": "GroupID",
"name": "groupId",
"in": "path",
"required": true
},
{
"type": "integer",
"format": "int64",
"x-go-name": "GroupID",
"name": "groupId",
"x-go-name": "TeamID",
"name": "teamId",
"in": "path",
"required": true
}
@ -8626,6 +8629,9 @@
"ApiKeyDTO": {
"type": "object",
"properties": {
"accessControl": {
"$ref": "#/definitions/Metadata"
},
"expiration": {
"type": "string",
"format": "date-time",
@ -8647,7 +8653,7 @@
"x-go-name": "Role"
}
},
"x-go-package": "github.com/grafana/grafana/pkg/models"
"x-go-package": "github.com/grafana/grafana/pkg/api/dtos"
},
"BrandingOptionsDTO": {
"type": "object",
@ -10715,7 +10721,7 @@
"properties": {
"id": {
"type": "string",
"x-go-name": "Id"
"x-go-name": "ID"
},
"target": {
"type": "string",
@ -10730,7 +10736,7 @@
"x-go-name": "Url"
}
},
"x-go-package": "github.com/grafana/grafana/pkg/models"
"x-go-package": "github.com/grafana/grafana/pkg/services/preference"
},
"NavbarPreference": {
"type": "object",
@ -11191,7 +11197,7 @@
"x-go-name": "HomeTab"
}
},
"x-go-package": "github.com/grafana/grafana/pkg/models"
"x-go-package": "github.com/grafana/grafana/pkg/services/preference"
},
"RecordingRuleJSON": {
"description": "RecordingRuleJSON is the external representation of a recording rule",

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@ -29,6 +29,8 @@ import { VariableWithMultiSupport } from 'app/features/variables/types';
import { store } from 'app/store/store';
import { AppNotificationTimeout } from 'app/types';
import config from '../../../core/config';
import { CloudWatchAnnotationSupport } from './annotationSupport';
import { SQLCompletionItemProvider } from './cloudwatch-sql/completion/CompletionItemProvider';
import { ThrottlingErrorMessage } from './components/ThrottlingErrorMessage';
@ -669,6 +671,10 @@ export class CloudWatchDatasource
return this.awsRequest(DS_QUERY_ENDPOINT, requestParams, headers).pipe(
map((response) => resultsToDataFrames({ data: response })),
catchError((err: FetchError) => {
if (config.featureToggles.datasourceQueryMultiStatus && err.status === 207) {
throw err;
}
if (err.status === 400) {
throw err;
}