CLOUDP-242961: lowercase field names for matchers in ToAtlas (#1505)

* lowercase field names for matchers in ToAtlas

* fix alert config conversion to Atlas

* add test to validate matcher usage

* use JSONCopy instead of custom similar func

* fix imports

---------

Co-authored-by: Helder Santana <[email protected]>

Author: s-urbaniak

internal/unstructured/unstructured.go

@@ -41,9 +41,9 @@ func (in *AlertConfiguration) ToAtlas() (*admin.GroupAlertsConfig, error) {
 		matchers = append(
 			matchers,
 			map[string]interface{}{
-				"FieldName": m.FieldName,
-				"Operator":  m.Operator,
-				"Value":     m.Value,
+				"fieldName": m.FieldName,
+				"operator":  m.Operator,
+				"value":     m.Value,
 			},
 		)
 	}
@@ -63,13 +63,13 @@ func (in *AlertConfiguration) ToAtlas() (*admin.GroupAlertsConfig, error) {
 	if err != nil {
 		return nil, err
 	}
-	result.SetThreshold(*tr)
+	result.Threshold = tr
 
 	metricThreshold, err := in.MetricThreshold.ToAtlas()
 	if err != nil {
 		return nil, err
 	}
-	result.SetMetricThreshold(*metricThreshold)
+	result.MetricThreshold = metricThreshold
 
 	return result, err
 }
@@ -130,7 +130,7 @@ func (in *Threshold) IsEqual(threshold *admin.GreaterThanRawThreshold) bool {
 
 func (in *Threshold) ToAtlas() (*admin.GreaterThanRawThreshold, error) {
 	if in == nil {
-		return &admin.GreaterThanRawThreshold{}, nil
+		return nil, nil
 	}
 
 	tr64, err := strconv.ParseInt(in.Threshold, 10, 64)
@@ -317,7 +317,7 @@ func (in *MetricThreshold) IsEqual(threshold *admin.ServerlessMetricThreshold) b
 
 func (in *MetricThreshold) ToAtlas() (*admin.ServerlessMetricThreshold, error) {
 	if in == nil {
-		return &admin.ServerlessMetricThreshold{}, nil
+		return nil, nil
 	}
 
 	tr, err := strconv.ParseFloat(in.Threshold, 64)

pkg/api/v1/alert_configurations.go

@@ -5,11 +5,10 @@ import (
 	"fmt"
 	"strconv"
 
-	"github.com/mongodb/mongodb-atlas-kubernetes/v2/internal/unstructured"
-
 	"go.mongodb.org/atlas-sdk/v20231115008/admin"
 	"go.uber.org/zap"
 
+	"github.com/mongodb/mongodb-atlas-kubernetes/v2/internal/compat"
 	"github.com/mongodb/mongodb-atlas-kubernetes/v2/internal/timeutil"
 )
 
@@ -207,11 +206,12 @@ func ParseAlertConfiguration(alertConfiguration admin.GroupAlertsConfig, logger
 	}
 
 	if unstructuredMatchers, ok := alertConfiguration.GetMatchersOk(); ok {
-		matchers, err := unstructured.TypedFromUnstructured[[]map[string]interface{}, []Matcher](*unstructuredMatchers)
+		var matchers []Matcher
+		err := compat.JSONCopy(matchers, *unstructuredMatchers)
 		if err != nil {
 			logger.Errorf("unable to convert matchers to structured type: %s", err)
 		}
-		status.Matchers = *matchers
+		status.Matchers = matchers
 	}
 
 	mThreshold := alertConfiguration.GetMetricThreshold()

pkg/api/v1/status/alert_configurations.go

@@ -10,7 +10,7 @@ import (
 	v1 "k8s.io/api/core/v1"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 
-	"github.com/mongodb/mongodb-atlas-kubernetes/v2/internal/unstructured"
+	"github.com/mongodb/mongodb-atlas-kubernetes/v2/internal/compat"
 	akov2 "github.com/mongodb/mongodb-atlas-kubernetes/v2/pkg/api/v1"
 	"github.com/mongodb/mongodb-atlas-kubernetes/v2/pkg/api/v1/common"
 	"github.com/mongodb/mongodb-atlas-kubernetes/v2/pkg/api/v1/status"
@@ -314,14 +314,16 @@ func isAlertConfigSpecEqualToAtlas(logger *zap.SugaredLogger, alertConfigSpec ak
 		logger.Debugf("len(alertConfigSpec.Matchers) %v != len(atlasAlertConfig.Matchers) %v", len(alertConfigSpec.Matchers), len(atlasAlertConfig.GetMatchers()))
 		return false
 	}
-	atlasMatchers, err := unstructured.TypedFromUnstructured[[]map[string]interface{}, []akov2.Matcher](atlasAlertConfig.GetMatchers())
+
+	var atlasMatchers []akov2.Matcher
+	err := compat.JSONCopy(atlasMatchers, atlasAlertConfig.GetMatchers())
 	if err != nil {
 		logger.Errorf("unable to convert matchers to structured type: %s", err)
 		return false
 	}
 	for _, matcher := range alertConfigSpec.Matchers {
 		found := false
-		for _, atlasMatcher := range *atlasMatchers {
+		for _, atlasMatcher := range atlasMatchers {
 			if matcher.IsEqual(atlasMatcher) {
 				found = true
 			}

pkg/controller/atlasproject/alert_configurations.go

@@ -6,6 +6,8 @@ import (
 
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
+
+	"go.mongodb.org/atlas-sdk/v20231115008/admin"
 	corev1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/types"
@@ -142,6 +144,44 @@ var _ = Describe("Alert configuration tests", Label("alert-config"), func() {
 				},
 			},
 		),
+		Entry("Test[alert-configs-3]: Project with an alert config containing a matcher", Label("alert-configs-3"),
+			model.DataProvider(
+				"alert-configs-3",
+				model.NewEmptyAtlasKeyType().UseDefaultFullAccess(),
+				40000,
+				[]func(*model.TestDataProvider){},
+			).WithProject(data.DefaultProject()),
+			[]akov2.AlertConfiguration{
+				{
+					EventTypeName: "REPLICATION_OPLOG_WINDOW_RUNNING_OUT",
+					Enabled:       true,
+					Threshold: &akov2.Threshold{
+						Operator:  "LESS_THAN",
+						Threshold: "1",
+						Units:     "HOURS",
+					},
+					Matchers: []akov2.Matcher{
+						{
+							FieldName: "CLUSTER_NAME",
+							Operator:  "STARTS_WITH",
+							Value:     "ako_e2e_test_",
+						},
+					},
+					Notifications: []akov2.Notification{
+						{
+							IntervalMin:  5,
+							DelayMin:     pointer.MakePtr(5),
+							EmailEnabled: pointer.MakePtr(true),
+							SMSEnabled:   pointer.MakePtr(false),
+							Roles: []string{
+								"GROUP_OWNER",
+							},
+							TypeName: "GROUP",
+						},
+					},
+				},
+			},
+		),
 	)
 
 })
@@ -172,6 +212,36 @@ func alertConfigFlow(userData *model.TestDataProvider, alertConfigs []akov2.Aler
 		statusIDList = append(statusIDList, alertConfig.ID)
 	}
 	Expect(compare.IsEqualWithoutOrder(statusIDList, atlasIDList)).Should(BeTrue())
+
+	atlasConfigs := alertConfigurations.GetResults()
+	for i := range atlasConfigs {
+		atlasConfig := normalizeAtlasAlertConfig(atlasConfigs[i])
+		akoConfig, err := alertConfigs[i].ToAtlas()
+		Expect(err).ToNot(HaveOccurred())
+		Expect(atlasConfig).Should(Equal(*akoConfig))
+	}
+}
+
+func normalizeAtlasAlertConfig(atlasConfig admin.GroupAlertsConfig) admin.GroupAlertsConfig {
+	atlasConfig.Id = nil
+	atlasConfig.GroupId = nil
+	atlasConfig.Created = nil
+	atlasConfig.Updated = nil
+	atlasConfig.Links = nil
+
+	notifications := atlasConfig.GetNotifications()
+	for j := range notifications {
+		notifications[j].NotifierId = nil
+		notifications[j].DatadogApiKey = pointer.MakePtr("")
+		notifications[j].OpsGenieApiKey = pointer.MakePtr("")
+		notifications[j].ServiceKey = pointer.MakePtr("")
+		notifications[j].ApiToken = pointer.MakePtr("")
+		notifications[j].VictorOpsApiKey = pointer.MakePtr("")
+		notifications[j].VictorOpsRoutingKey = pointer.MakePtr("")
+	}
+	atlasConfig.SetNotifications(notifications)
+
+	return atlasConfig
 }
 
 var _ = Describe("Alert configuration with secrets test", Label("alert-config"), func() {