forked from quay/claircore
/
controllerfactory.go
53 lines (45 loc) · 1.61 KB
/
controllerfactory.go
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package libindex
import (
"context"
"fmt"
"time"
"github.com/jackc/pgx/v4/pgxpool"
"github.com/Panzer1119/claircore/internal/indexer"
"github.com/Panzer1119/claircore/internal/indexer/controller"
"github.com/Panzer1119/claircore/internal/indexer/fetcher"
"github.com/Panzer1119/claircore/internal/indexer/layerscanner"
"github.com/Panzer1119/claircore/pkg/distlock/postgres"
)
// ControllerFactory is a factory method to return a Controller during libindex runtime.
type ControllerFactory func(_ context.Context, lib *Libindex, opts *Opts) (*controller.Controller, error)
// controllerFactory is the default ControllerFactory
func controllerFactory(ctx context.Context, lib *Libindex, opts *Opts) (*controller.Controller, error) {
ft := fetcher.New(lib.client, opts.LayerFetchOpt)
cfg, err := pgxpool.ParseConfig(opts.ConnString)
if err != nil {
return nil, fmt.Errorf("failed to parse ConnString: %v", err)
}
cfg.MaxConns = 1
cfg.MaxConnIdleTime = time.Minute * 5
pool, err := pgxpool.ConnectConfig(ctx, cfg)
if err != nil {
return nil, fmt.Errorf("failed to create ConnPool: %v", err)
}
// BUG(hank) The pool is never explicitly closed.
// convert libindex.Opts to indexer.Opts
sOpts := &indexer.Opts{
Store: lib.store,
ScanLock: postgres.NewPool(pool, opts.ScanLockRetry),
Fetcher: ft,
Ecosystems: opts.Ecosystems,
Vscnrs: lib.vscnrs,
Client: lib.client,
ScannerConfig: opts.ScannerConfig,
}
sOpts.LayerScanner, err = layerscanner.New(ctx, opts.LayerScanConcurrency, sOpts)
if err != nil {
return nil, err
}
s := controller.New(sOpts)
return s, nil
}