mirror of
https://github.com/wealdtech/ethdo.git
synced 2026-01-09 14:07:56 -05:00
82 lines
2.4 KiB
Go
82 lines
2.4 KiB
Go
// Copyright © 2022 Weald Technology Trading.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package chainqueues
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import (
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"context"
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"fmt"
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eth2client "github.com/attestantio/go-eth2-client"
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"github.com/pkg/errors"
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standardchaintime "github.com/wealdtech/ethdo/services/chaintime/standard"
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"github.com/wealdtech/ethdo/util"
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)
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func (c *command) process(ctx context.Context) error {
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// Obtain information we need to process.
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if err := c.setup(ctx); err != nil {
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return err
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}
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epoch, err := util.ParseEpoch(ctx, c.chainTime, c.epoch)
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if err != nil {
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return err
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}
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validators, err := c.validatorsProvider.Validators(ctx, fmt.Sprintf("%d", c.chainTime.FirstSlotOfEpoch(epoch)), nil)
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if err != nil {
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return errors.Wrap(err, "failed to obtain validators")
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}
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for _, validator := range validators {
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if validator.Validator == nil {
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continue
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}
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if validator.Validator.ActivationEligibilityEpoch <= epoch && validator.Validator.ActivationEpoch > epoch {
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c.activationQueue++
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}
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if validator.Validator.ExitEpoch != 0xffffffffffffffff && validator.Validator.ExitEpoch > epoch {
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c.exitQueue++
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}
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}
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return nil
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}
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func (c *command) setup(ctx context.Context) error {
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var err error
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// Connect to the client.
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c.eth2Client, err = util.ConnectToBeaconNode(ctx, c.connection, c.timeout, c.allowInsecureConnections)
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if err != nil {
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return errors.Wrap(err, "failed to connect to beacon node")
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}
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c.chainTime, err = standardchaintime.New(ctx,
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standardchaintime.WithSpecProvider(c.eth2Client.(eth2client.SpecProvider)),
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standardchaintime.WithGenesisTimeProvider(c.eth2Client.(eth2client.GenesisTimeProvider)),
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)
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if err != nil {
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return errors.Wrap(err, "failed to set up chaintime service")
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}
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var isProvider bool
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c.validatorsProvider, isProvider = c.eth2Client.(eth2client.ValidatorsProvider)
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if !isProvider {
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return errors.New("connection does not provide validator information")
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}
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return nil
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}
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