package settlement import ( "fmt" "sync" "github.com/TrueCloudLab/frostfs-node/pkg/innerring/processors/settlement/basic" nodeutil "github.com/TrueCloudLab/frostfs-node/pkg/util" "github.com/TrueCloudLab/frostfs-node/pkg/util/logger" "github.com/panjf2000/ants/v2" "go.uber.org/zap" ) type ( // AlphabetState is a callback interface for inner ring global state. AlphabetState interface { IsAlphabet() bool } // Processor is an event handler for payments in the system. Processor struct { log *logger.Logger state AlphabetState pool nodeutil.WorkerPool auditProc AuditProcessor basicIncome BasicIncomeInitializer contextMu sync.Mutex incomeContexts map[uint64]*basic.IncomeSettlementContext } // Prm groups the required parameters of Processor's constructor. Prm struct { AuditProcessor AuditProcessor BasicIncome BasicIncomeInitializer State AlphabetState } ) func panicOnPrmValue(n string, v interface{}) { panic(fmt.Sprintf("invalid parameter %s (%T):%v", n, v, v)) } // New creates and returns a new Processor instance. func New(prm Prm, opts ...Option) *Processor { switch { case prm.AuditProcessor == nil: panicOnPrmValue("AuditProcessor", prm.AuditProcessor) } o := defaultOptions() for i := range opts { opts[i](o) } pool, err := ants.NewPool(o.poolSize, ants.WithNonblocking(true)) if err != nil { panic(fmt.Errorf("could not create worker pool: %w", err)) } o.log.Debug("worker pool for settlement processor successfully initialized", zap.Int("capacity", o.poolSize), ) return &Processor{ log: o.log, state: prm.State, pool: pool, auditProc: prm.AuditProcessor, basicIncome: prm.BasicIncome, incomeContexts: make(map[uint64]*basic.IncomeSettlementContext), } }