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update Evaluator interface to accept context (#52151)

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Yuriy Tseretyan 2022-07-13 10:21:11 -04:00 committed by GitHub
parent d71735d431
commit 0d4c503d3d
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 13 additions and 11 deletions
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4
pkg/services/ngalert/api/api_testing.go
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@ -55,7 +55,7 @@ func (srv TestingApiSrv) RouteTestGrafanaRuleConfig(c *models.ReqContext, body a
now = timeNow()
}
evalResults := srv.evaluator.ConditionEval(evalCond, now)
evalResults := srv.evaluator.ConditionEval(c.Req.Context(), evalCond, now)
frame := evalResults.AsDataFrame()
return response.JSONStreaming(http.StatusOK, util.DynMap{
@ -118,7 +118,7 @@ func (srv TestingApiSrv) RouteEvalQueries(c *models.ReqContext, cmd apimodels.Ev
return ErrResp(http.StatusBadRequest, err, "invalid queries or expressions")
}
evalResults, err := srv.evaluator.QueriesAndExpressionsEval(c.SignedInUser.OrgId, cmd.Data, now)
evalResults, err := srv.evaluator.QueriesAndExpressionsEval(c.Req.Context(), c.SignedInUser.OrgId, cmd.Data, now)
if err != nil {
return ErrResp(http.StatusBadRequest, err, "Failed to evaluate queries and expressions")
}

12
pkg/services/ngalert/eval/eval.go
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@ -28,9 +28,9 @@ import (
//go:generate mockery --name Evaluator --structname FakeEvaluator --inpackage --filename evaluator_mock.go --with-expecter
type Evaluator interface {
// ConditionEval executes conditions and evaluates the result.
ConditionEval(condition models.Condition, now time.Time) Results
ConditionEval(ctx context.Context, condition models.Condition, now time.Time) Results
// QueriesAndExpressionsEval executes queries and expressions and returns the result.
QueriesAndExpressionsEval(orgID int64, data []models.AlertQuery, now time.Time) (*backend.QueryDataResponse, error)
QueriesAndExpressionsEval(ctx context.Context, orgID int64, data []models.AlertQuery, now time.Time) (*backend.QueryDataResponse, error)
}
type evaluatorImpl struct {
@ -592,8 +592,8 @@ func (evalResults Results) AsDataFrame() data.Frame {
}
// ConditionEval executes conditions and evaluates the result.
func (e *evaluatorImpl) ConditionEval(condition models.Condition, now time.Time) Results {
execResp, err := e.QueriesAndExpressionsEval(condition.OrgID, condition.Data, now)
func (e *evaluatorImpl) ConditionEval(ctx context.Context, condition models.Condition, now time.Time) Results {
execResp, err := e.QueriesAndExpressionsEval(ctx, condition.OrgID, condition.Data, now)
var execResults ExecutionResults
if err != nil {
execResults = ExecutionResults{Error: err}
@ -604,8 +604,8 @@ func (e *evaluatorImpl) ConditionEval(condition models.Condition, now time.Time)
}
// QueriesAndExpressionsEval executes queries and expressions and returns the result.
func (e *evaluatorImpl) QueriesAndExpressionsEval(orgID int64, data []models.AlertQuery, now time.Time) (*backend.QueryDataResponse, error) {
alertCtx, cancelFn := context.WithTimeout(context.Background(), e.cfg.UnifiedAlerting.EvaluationTimeout)
func (e *evaluatorImpl) QueriesAndExpressionsEval(ctx context.Context, orgID int64, data []models.AlertQuery, now time.Time) (*backend.QueryDataResponse, error) {
alertCtx, cancelFn := context.WithTimeout(ctx, e.cfg.UnifiedAlerting.EvaluationTimeout)
defer cancelFn()
alertExecCtx := AlertExecCtx{OrgID: orgID, Ctx: alertCtx, ExpressionsEnabled: e.cfg.ExpressionsEnabled, Log: e.log}

6
pkg/services/ngalert/eval/evaluator_mock.go
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@ -3,6 +3,8 @@
package eval
import (
"context"
backend "github.com/grafana/grafana-plugin-sdk-go/backend"
mock "github.com/stretchr/testify/mock"
@ -25,7 +27,7 @@ func (_m *FakeEvaluator) EXPECT() *FakeEvaluator_Expecter {
}
// ConditionEval provides a mock function with given fields: condition, now
func (_m *FakeEvaluator) ConditionEval(condition models.Condition, now time.Time) Results {
func (_m *FakeEvaluator) ConditionEval(ctx context.Context, condition models.Condition, now time.Time) Results {
ret := _m.Called(condition, now)
var r0 Results
@ -65,7 +67,7 @@ func (_c *FakeEvaluator_ConditionEval_Call) Return(_a0 Results) *FakeEvaluator_C
}
// QueriesAndExpressionsEval provides a mock function with given fields: orgID, data, now
func (_m *FakeEvaluator) QueriesAndExpressionsEval(orgID int64, data []models.AlertQuery, now time.Time) (*backend.QueryDataResponse, error) {
func (_m *FakeEvaluator) QueriesAndExpressionsEval(ctx context.Context, orgID int64, data []models.AlertQuery, now time.Time) (*backend.QueryDataResponse, error) {
ret := _m.Called(orgID, data, now)
var r0 *backend.QueryDataResponse

2
pkg/services/ngalert/schedule/schedule.go
View File

@ -392,7 +392,7 @@ func (sch *schedule) ruleRoutine(grafanaCtx context.Context, key ngmodels.AlertR
logger := logger.New("version", r.Version, "attempt", attempt, "now", e.scheduledAt)
start := sch.clock.Now()
results := sch.evaluator.ConditionEval(r.GetEvalCondition(), e.scheduledAt)
results := sch.evaluator.ConditionEval(ctx, r.GetEvalCondition(), e.scheduledAt)
dur := sch.clock.Now().Sub(start)
evalTotal.Inc()
evalDuration.Observe(dur.Seconds())