/
integrations.go
295 lines (242 loc) · 10.3 KB
/
integrations.go
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package atlasproject
import (
"encoding/json"
"fmt"
"net/http"
"net/url"
"reflect"
"github.com/mongodb/mongodb-atlas-kubernetes/v2/pkg/controller/customresource"
"go.mongodb.org/atlas/mongodbatlas"
akov2 "github.com/mongodb/mongodb-atlas-kubernetes/v2/pkg/api/v1"
"github.com/mongodb/mongodb-atlas-kubernetes/v2/pkg/api/v1/project"
"github.com/mongodb/mongodb-atlas-kubernetes/v2/pkg/api/v1/status"
"github.com/mongodb/mongodb-atlas-kubernetes/v2/internal/set"
"github.com/mongodb/mongodb-atlas-kubernetes/v2/pkg/controller/workflow"
)
func (r *AtlasProjectReconciler) ensureIntegration(workflowCtx *workflow.Context, akoProject *akov2.AtlasProject, protected bool) workflow.Result {
canReconcile, err := canIntegrationsReconcile(workflowCtx, protected, akoProject)
if err != nil {
result := workflow.Terminate(workflow.Internal, fmt.Sprintf("unable to resolve ownership for deletion protection: %s", err))
workflowCtx.SetConditionFromResult(status.IntegrationReadyType, result)
return result
}
if !canReconcile {
result := workflow.Terminate(
workflow.AtlasDeletionProtection,
"unable to reconcile Integrations due to deletion protection being enabled. see https://dochub.mongodb.org/core/ako-deletion-protection for further information",
)
workflowCtx.SetConditionFromResult(status.IntegrationReadyType, result)
return result
}
result := r.createOrDeleteIntegrations(workflowCtx, akoProject.ID(), akoProject)
if !result.IsOk() {
workflowCtx.SetConditionFromResult(status.IntegrationReadyType, result)
return result
}
if len(akoProject.Spec.Integrations) == 0 {
workflowCtx.UnsetCondition(status.IntegrationReadyType)
return workflow.OK()
}
workflowCtx.SetConditionTrue(status.IntegrationReadyType)
return workflow.OK()
}
func (r *AtlasProjectReconciler) createOrDeleteIntegrations(ctx *workflow.Context, projectID string, project *akov2.AtlasProject) workflow.Result {
integrationsInAtlas, err := fetchIntegrations(ctx, projectID)
if err != nil {
return workflow.Terminate(workflow.ProjectIntegrationInternal, err.Error())
}
integrationsInAtlasAlias := toAliasThirdPartyIntegration(integrationsInAtlas.Results)
identifiersForDelete := set.Difference(integrationsInAtlasAlias, project.Spec.Integrations)
ctx.Log.Debugf("identifiersForDelete: %v", identifiersForDelete)
if err := deleteIntegrationsFromAtlas(ctx, projectID, identifiersForDelete); err != nil {
return workflow.Terminate(workflow.ProjectIntegrationInternal, err.Error())
}
integrationsToUpdate := set.Intersection(integrationsInAtlasAlias, project.Spec.Integrations)
ctx.Log.Debugf("integrationsToUpdate: %v", integrationsToUpdate)
if result := r.updateIntegrationsAtlas(ctx, projectID, integrationsToUpdate, project.Namespace); !result.IsOk() {
return result
}
identifiersForCreate := set.Difference(project.Spec.Integrations, integrationsInAtlasAlias)
ctx.Log.Debugf("identifiersForCreate: %v", identifiersForCreate)
if result := r.createIntegrationsInAtlas(ctx, projectID, identifiersForCreate, project.Namespace); !result.IsOk() {
return result
}
syncPrometheusStatus(ctx, project, integrationsToUpdate)
if ready := r.checkIntegrationsReady(ctx, project.Namespace, integrationsToUpdate, project.Spec.Integrations); !ready {
return workflow.InProgress(workflow.ProjectIntegrationReady, "in progress")
}
return workflow.OK()
}
func fetchIntegrations(ctx *workflow.Context, projectID string) (*mongodbatlas.ThirdPartyIntegrations, error) {
integrationsInAtlas, _, err := ctx.Client.Integrations.List(ctx.Context, projectID)
if err != nil {
return nil, err
}
ctx.Log.Debugf("Got Integrations From Atlas: %v", *integrationsInAtlas)
return integrationsInAtlas, nil
}
func (r *AtlasProjectReconciler) updateIntegrationsAtlas(ctx *workflow.Context, projectID string, integrationsToUpdate [][]set.Identifiable, namespace string) workflow.Result {
for _, item := range integrationsToUpdate {
atlasIntegration := item[0].(aliasThirdPartyIntegration)
kubeIntegration, err := item[1].(project.Integration).ToAtlas(ctx.Context, r.Client, namespace)
if kubeIntegration == nil {
ctx.Log.Warnw("Update Integrations", "Can not convert kube integration", err)
return workflow.Terminate(workflow.ProjectIntegrationInternal, "Update Integrations: Can not convert kube integration")
}
t := mongodbatlas.ThirdPartyIntegration(atlasIntegration)
if &t != kubeIntegration {
ctx.Log.Debugf("Try to update integration: %s", kubeIntegration.Type)
if _, _, err := ctx.Client.Integrations.Replace(ctx.Context, projectID, kubeIntegration.Type, kubeIntegration); err != nil {
return workflow.Terminate(workflow.ProjectIntegrationRequest, "Can not convert integration")
}
}
}
return workflow.OK()
}
func deleteIntegrationsFromAtlas(ctx *workflow.Context, projectID string, integrationsToRemove []set.Identifiable) error {
for _, integration := range integrationsToRemove {
if _, err := ctx.Client.Integrations.Delete(ctx.Context, projectID, integration.Identifier().(string)); err != nil {
return err
}
ctx.Log.Debugf("Third Party Integration deleted: %s", integration.Identifier())
}
return nil
}
func (r *AtlasProjectReconciler) createIntegrationsInAtlas(ctx *workflow.Context, projectID string, integrations []set.Identifiable, namespace string) workflow.Result {
for _, item := range integrations {
integration, err := item.(project.Integration).ToAtlas(ctx.Context, r.Client, namespace)
if err != nil || integration == nil {
return workflow.Terminate(workflow.ProjectIntegrationInternal, fmt.Sprintf("cannot convert integration: %s", err.Error()))
}
_, resp, err := ctx.Client.Integrations.Create(ctx.Context, projectID, integration.Type, integration)
if resp.StatusCode != http.StatusOK {
ctx.Log.Debugw("Create request failed", "Status", resp.Status, "Integration", integration)
}
if err != nil {
return workflow.Terminate(workflow.ProjectIntegrationRequest, err.Error())
}
}
return workflow.OK()
}
func (r *AtlasProjectReconciler) checkIntegrationsReady(ctx *workflow.Context, namespace string, integrationsIntersection [][]set.Identifiable, requestedIntegrations []project.Integration) bool {
if len(integrationsIntersection) != len(requestedIntegrations) {
return false
}
for _, integrationPair := range integrationsIntersection {
atlas := integrationPair[0].(aliasThirdPartyIntegration)
spec := integrationPair[1].(project.Integration)
var areEqual bool
if isPrometheusType(atlas.Type) {
areEqual = arePrometheusesEqual(atlas, spec)
} else {
specAsAtlas, _ := spec.ToAtlas(ctx.Context, r.Client, namespace)
specAlias := aliasThirdPartyIntegration(*specAsAtlas)
areEqual = AreIntegrationsEqual(&atlas, &specAlias)
}
ctx.Log.Debugw("checkIntegrationsReady", "atlas", atlas, "spec", spec, "areEqual", areEqual)
if !areEqual {
return false
}
}
return true
}
func AreIntegrationsEqual(atlas, specAsAtlas *aliasThirdPartyIntegration) bool {
return reflect.DeepEqual(cleanCopyToCompare(atlas), cleanCopyToCompare(specAsAtlas))
}
func cleanCopyToCompare(input *aliasThirdPartyIntegration) *aliasThirdPartyIntegration {
if input == nil {
return input
}
result := *input
keepLastFourChars(&result.APIKey)
keepLastFourChars(&result.APIToken)
keepLastFourChars(&result.LicenseKey)
keepLastFourChars(&result.Password)
keepLastFourChars(&result.ReadToken)
keepLastFourChars(&result.RoutingKey)
keepLastFourChars(&result.Secret)
keepLastFourChars(&result.ServiceKey)
keepLastFourChars(&result.WriteToken)
return &result
}
func keepLastFourChars(strPtr *string) {
if strPtr == nil {
return
}
charCount := 4
str := *strPtr
if len(str) <= charCount {
return
}
*strPtr = str[len(str)-charCount:]
}
type aliasThirdPartyIntegration mongodbatlas.ThirdPartyIntegration
func (i aliasThirdPartyIntegration) Identifier() interface{} {
return i.Type
}
func toAliasThirdPartyIntegration(list []*mongodbatlas.ThirdPartyIntegration) []aliasThirdPartyIntegration {
result := make([]aliasThirdPartyIntegration, len(list))
for i, item := range list {
result[i] = aliasThirdPartyIntegration(*item)
}
return result
}
func syncPrometheusStatus(ctx *workflow.Context, project *akov2.AtlasProject, integrationPairs [][]set.Identifiable) {
prometheusIntegration, found := searchAtlasIntegration(integrationPairs, isPrometheusType)
if !found {
ctx.EnsureStatusOption(status.AtlasProjectPrometheusOption(nil))
return
}
ctx.EnsureStatusOption(status.AtlasProjectPrometheusOption(&status.Prometheus{
Scheme: prometheusIntegration.Scheme,
DiscoveryURL: buildPrometheusDiscoveryURL(ctx.Client.BaseURL, project.ID()),
}))
}
func searchAtlasIntegration(integrationPairs [][]set.Identifiable, filterFunc func(typeName string) bool) (integration mongodbatlas.ThirdPartyIntegration, found bool) {
for _, pair := range integrationPairs {
integrationAlias := pair[0].(aliasThirdPartyIntegration)
if filterFunc(integrationAlias.Type) {
return mongodbatlas.ThirdPartyIntegration(integrationAlias), true
}
}
return integration, false
}
func arePrometheusesEqual(atlas aliasThirdPartyIntegration, spec project.Integration) bool {
return atlas.Type == spec.Type &&
atlas.UserName == spec.UserName &&
atlas.ServiceDiscovery == spec.ServiceDiscovery &&
atlas.Enabled == spec.Enabled
}
func isPrometheusType(typeName string) bool {
return typeName == "PROMETHEUS"
}
func buildPrometheusDiscoveryURL(baseURL *url.URL, projectID string) string {
api := fmt.Sprintf("https://%s/prometheus/v1.0", baseURL.Host)
return fmt.Sprintf("%s/groups/%s/discovery", api, projectID)
}
func canIntegrationsReconcile(workflowCtx *workflow.Context, protected bool, akoProject *akov2.AtlasProject) (bool, error) {
if !protected {
return true, nil
}
latestConfig := &akov2.AtlasProjectSpec{}
latestConfigString, ok := akoProject.Annotations[customresource.AnnotationLastAppliedConfiguration]
if ok {
if err := json.Unmarshal([]byte(latestConfigString), latestConfig); err != nil {
return false, err
}
}
list, _, err := workflowCtx.Client.Integrations.List(workflowCtx.Context, akoProject.ID())
if err != nil {
return false, err
}
if list.TotalCount == 0 {
return true, nil
}
atlasIntegrations := toAliasThirdPartyIntegration(list.Results)
diff := set.Difference(atlasIntegrations, latestConfig.Integrations)
if len(diff) == 0 {
return true, nil
}
diff = set.Difference(akoProject.Spec.Integrations, atlasIntegrations)
return len(diff) == 0, nil
}