forked from coinbase/mesh-sdk-go
/
configuration.go
68 lines (59 loc) · 1.98 KB
/
configuration.go
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// Copyright 2020 Findora, 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 statefulsyncer
import (
"time"
)
// Option is used to overwrite default values in
// StatefulSyncer construction. Any Option not provided
// falls back to the default value.
type Option func(s *StatefulSyncer)
// WithCacheSize overrides the default cache size.
func WithCacheSize(cacheSize int) Option {
return func(s *StatefulSyncer) {
s.cacheSize = cacheSize
}
}
// WithPastBlockLimit overrides the default past block limit
func WithPastBlockLimit(blocks int) Option {
return func(s *StatefulSyncer) {
s.pastBlockLimit = blocks
}
}
// WithMaxConcurrency overrides the default max concurrency.
func WithMaxConcurrency(concurrency int64) Option {
return func(s *StatefulSyncer) {
s.maxConcurrency = concurrency
}
}
// WithAdjustmentWindow overrides the default adjustment window.
func WithAdjustmentWindow(adjustmentWindow int64) Option {
return func(s *StatefulSyncer) {
s.adjustmentWindow = adjustmentWindow
}
}
// WithPruneSleepTime overrides the default prune sleep time.
func WithPruneSleepTime(sleepTime int) Option {
return func(s *StatefulSyncer) {
s.pruneSleepTime = time.Duration(sleepTime) * time.Second
}
}
// WithSeenConcurrency overrides the number of concurrent
// invocations of BlockSeen we will handle. We default
// to the value of runtime.NumCPU().
func WithSeenConcurrency(concurrency int64) Option {
return func(s *StatefulSyncer) {
s.seenSemaphoreSize = concurrency
}
}