/
service.go
62 lines (54 loc) · 2.1 KB
/
service.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
// Copyright © 2023 Attestant Limited.
// 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 majority
import (
"context"
"time"
eth2client "github.com/attestantio/go-eth2-client"
"github.com/attestantio/vouch/services/cache"
"github.com/attestantio/vouch/services/metrics"
"github.com/pkg/errors"
"github.com/rs/zerolog"
zerologger "github.com/rs/zerolog/log"
)
// Service is the provider for beacon block roots.
type Service struct {
log zerolog.Logger
clientMonitor metrics.ClientMonitor
processConcurrency int64
beaconBlockRootProviders map[string]eth2client.BeaconBlockRootProvider
timeout time.Duration
blockRootToSlotCache cache.BlockRootToSlotProvider
}
// New creates a new attestation data strategy.
func New(_ context.Context, params ...Parameter) (*Service, error) {
parameters, err := parseAndCheckParameters(params...)
if err != nil {
return nil, errors.Wrap(err, "problem with parameters")
}
// Set logging.
log := zerologger.With().Str("strategy", "beaconblockroot").Str("impl", "majority").Logger()
if parameters.logLevel != log.GetLevel() {
log = log.Level(parameters.logLevel)
}
s := &Service{
log: log,
timeout: parameters.timeout,
clientMonitor: parameters.clientMonitor,
processConcurrency: parameters.processConcurrency,
beaconBlockRootProviders: parameters.beaconBlockRootProviders,
blockRootToSlotCache: parameters.blockRootToSlotCache,
}
s.log.Trace().Int64("process_concurrency", s.processConcurrency).Msg("Set process concurrency")
return s, nil
}