notification-controller/internal/server/provider_commit_status.go

104 lines
3.1 KiB
Go

/*
Copyright 2025 The Flux authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package server
import (
"context"
"fmt"
"slices"
"strings"
eventv1 "github.com/fluxcd/pkg/apis/event/v1beta1"
"github.com/fluxcd/pkg/runtime/cel"
"github.com/google/cel-go/common/types"
"k8s.io/apimachinery/pkg/runtime"
apiv1beta3 "github.com/fluxcd/notification-controller/api/v1beta3"
)
// newCommitStatusExpression creates a new CEL expression for the commit status ID.
func newCommitStatusExpression(s string) (*cel.Expression, error) {
return cel.NewExpression(s,
cel.WithCompile(),
cel.WithOutputType(types.StringType),
cel.WithStructVariables("event", "alert", "provider"))
}
// generateDefaultCommitStatus returns a unique string per cluster based on the Provider UID,
// involved object kind and name.
func generateDefaultCommitStatus(providerUID string, event eventv1.Event) string {
uidParts := strings.Split(providerUID, "-")
id := fmt.Sprintf("%s/%s/%s", event.InvolvedObject.Kind, event.InvolvedObject.Name, uidParts[0])
return strings.ToLower(id)
}
// newCommitStatus evaluates the commit status expression.
func newCommitStatus(ctx context.Context, expr string, notification *eventv1.Event, alert *apiv1beta3.Alert, provider *apiv1beta3.Provider) (string, error) {
celExpr, err := newCommitStatusExpression(expr)
if err != nil {
return "", fmt.Errorf("failed to compile expression: %w", err)
}
var (
eventMap map[string]any
providerMap map[string]any
alertMap map[string]any
)
eventMap, err = runtime.DefaultUnstructuredConverter.ToUnstructured(notification)
if err != nil {
return "", fmt.Errorf("failed to convert event to map: %w", err)
}
providerMap, err = runtime.DefaultUnstructuredConverter.ToUnstructured(provider)
if err != nil {
return "", fmt.Errorf("failed to convert provider object to map: %w", err)
}
alertMap, err = runtime.DefaultUnstructuredConverter.ToUnstructured(alert)
if err != nil {
return "", fmt.Errorf("failed to convert alert object to map: %w", err)
}
vars := map[string]any{
"event": eventMap,
"provider": providerMap,
"alert": alertMap,
}
result, err := celExpr.EvaluateString(ctx, vars)
if err != nil {
return result, err
}
return result, nil
}
// isGitProvider returns true if the provider type is a Git provider.
func isGitProvider(providerType string) bool {
gitProviderTypes := []string{
apiv1beta3.GitHubProvider,
apiv1beta3.GitLabProvider,
apiv1beta3.GiteaProvider,
apiv1beta3.BitbucketServerProvider,
apiv1beta3.BitbucketProvider,
apiv1beta3.AzureDevOpsProvider,
}
return slices.Contains(gitProviderTypes, providerType)
}