drone/internal/webhook/server.go

88 lines
2.7 KiB
Go

// Copyright 2022 Harness Inc. All rights reserved.
// Use of this source code is governed by the Polyform Free Trial License
// that can be found in the LICENSE.md file for this repository.
package webhook
import (
"context"
"fmt"
"net/http"
"time"
"github.com/harness/gitness/events"
gitevents "github.com/harness/gitness/internal/events/git"
"github.com/harness/gitness/internal/store"
"github.com/harness/gitness/internal/url"
)
const (
eventsReaderGroupName = "webhook"
processingTimeout = 2 * time.Minute
)
type Config struct {
EventReaderName string `json:"event_reader_name"`
Concurrency int `json:"concurrency"`
MaxRetryCount int64 `json:"max_retry_count"`
AllowPrivateNetwork bool `json:"allow_private_network"`
AllowLoopback bool `json:"allow_loopback"`
}
// Server is responsible for processing webhook events.
type Server struct {
webhookStore store.WebhookStore
webhookExecutionStore store.WebhookExecutionStore
urlProvider *url.Provider
repoStore store.RepoStore
principalStore store.PrincipalStore
readerCanceler *events.ReaderCanceler
secureHTTPClient *http.Client
insecureHTTPClient *http.Client
}
func NewServer(ctx context.Context, config Config,
gitReaderFactory *events.ReaderFactory[*gitevents.Reader],
webhookStore store.WebhookStore, webhookExecutionStore store.WebhookExecutionStore,
repoStore store.RepoStore, urlProvider *url.Provider,
principalStore store.PrincipalStore) (*Server, error) {
server := &Server{
webhookStore: webhookStore,
webhookExecutionStore: webhookExecutionStore,
repoStore: repoStore,
urlProvider: urlProvider,
principalStore: principalStore,
// set after launching factory
readerCanceler: nil,
secureHTTPClient: newHTTPClient(config.AllowLoopback, config.AllowPrivateNetwork, false),
insecureHTTPClient: newHTTPClient(config.AllowLoopback, config.AllowPrivateNetwork, true),
}
canceler, err := gitReaderFactory.Launch(ctx, eventsReaderGroupName, config.EventReaderName,
func(r *gitevents.Reader) error {
// configure reader
_ = r.SetConcurrency(config.Concurrency)
_ = r.SetMaxRetryCount(config.MaxRetryCount)
_ = r.SetProcessingTimeout(processingTimeout)
// register events
_ = r.RegisterBranchCreated(server.handleEventBranchCreated)
_ = r.RegisterBranchUpdated(server.handleEventBranchUpdated)
_ = r.RegisterBranchDeleted(server.handleEventBranchDeleted)
return nil
})
if err != nil {
return nil, fmt.Errorf("failed to launch event reader for webhooks: %w", err)
}
server.readerCanceler = canceler
return server, nil
}
func (s *Server) Cancel() error {
return s.readerCanceler.Cancel()
}