forked from cerc-io/plugeth
40 lines
733 B
Go
40 lines
733 B
Go
package les
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import (
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"fmt"
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"github.com/ethereum/go-ethereum/eth"
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"github.com/ethereum/go-ethereum/p2p/enode"
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)
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type ulc struct {
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trustedKeys map[string]struct{}
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minTrustedFraction int
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}
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func newULC(ulcConfig *eth.ULCConfig) *ulc {
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if ulcConfig == nil {
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return nil
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}
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m := make(map[string]struct{}, len(ulcConfig.TrustedServers))
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for _, id := range ulcConfig.TrustedServers {
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node, err := enode.ParseV4(id)
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if err != nil {
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fmt.Println("node:", id, " err:", err)
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continue
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}
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m[node.ID().String()] = struct{}{}
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}
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return &ulc{m, ulcConfig.MinTrustedFraction}
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}
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func (u *ulc) isTrusted(p enode.ID) bool {
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if u.trustedKeys == nil {
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return false
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}
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_, ok := u.trustedKeys[p.String()]
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return ok
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}
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