drone/app/services/keywordsearch/service.go
2024-04-04 01:16:43 +00:00

117 lines
3.2 KiB
Go

// Copyright 2023 Harness, Inc.
//
// 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 keywordsearch
import (
"context"
"errors"
"fmt"
"time"
gitevents "github.com/harness/gitness/app/events/git"
repoevents "github.com/harness/gitness/app/events/repo"
"github.com/harness/gitness/app/store"
"github.com/harness/gitness/events"
"github.com/harness/gitness/stream"
)
const groupGitEvents = "gitness:keywordsearch"
type Config struct {
EventReaderName string
Concurrency int
MaxRetries int
}
func (c *Config) Prepare() error {
if c == nil {
return errors.New("config is required")
}
if c.EventReaderName == "" {
return errors.New("config.EventReaderName is required")
}
if c.Concurrency < 1 {
return errors.New("config.Concurrency has to be a positive number")
}
if c.MaxRetries < 0 {
return errors.New("config.MaxRetries can't be negative")
}
return nil
}
// Service is responsible for indexing of repository for keyword search.
type Service struct {
config Config
indexer Indexer
repoStore store.RepoStore
}
func NewService(
ctx context.Context,
config Config,
gitReaderFactory *events.ReaderFactory[*gitevents.Reader],
repoReaderFactory *events.ReaderFactory[*repoevents.Reader],
repoStore store.RepoStore,
indexer Indexer,
) (*Service, error) {
if err := config.Prepare(); err != nil {
return nil, fmt.Errorf("provided codesearch service config is invalid: %w", err)
}
service := &Service{
config: config,
repoStore: repoStore,
indexer: indexer,
}
_, err := gitReaderFactory.Launch(ctx, groupGitEvents, config.EventReaderName,
func(r *gitevents.Reader) error {
const idleTimeout = 1 * time.Minute
r.Configure(
stream.WithConcurrency(config.Concurrency),
stream.WithHandlerOptions(
stream.WithIdleTimeout(idleTimeout),
stream.WithMaxRetries(config.MaxRetries),
))
// register events
_ = r.RegisterBranchCreated(service.handleEventBranchCreated)
_ = r.RegisterBranchUpdated(service.handleEventBranchUpdated)
return nil
})
if err != nil {
return nil, fmt.Errorf("failed to launch git event reader for webhooks: %w", err)
}
_, err = repoReaderFactory.Launch(ctx, groupGitEvents, config.EventReaderName,
func(r *repoevents.Reader) error {
const idleTimeout = 1 * time.Minute
r.Configure(
stream.WithConcurrency(config.Concurrency),
stream.WithHandlerOptions(
stream.WithIdleTimeout(idleTimeout),
stream.WithMaxRetries(config.MaxRetries),
))
_ = r.RegisterDefaultBranchUpdated((service.handleUpdateDefaultBranch))
return nil
})
if err != nil {
return nil, fmt.Errorf("failed to launch reader factory for repo git group: %w", err)
}
return service, nil
}