mirror of https://github.com/status-im/go-waku.git
56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
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package cliutils
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import (
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"crypto/ecdsa"
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"encoding/hex"
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"errors"
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"fmt"
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"strings"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/crypto"
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)
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type ProtectedTopic struct {
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Topic string
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PublicKey *ecdsa.PublicKey
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}
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func (p ProtectedTopic) String() string {
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pubKBytes := crypto.FromECDSAPub(p.PublicKey)
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return fmt.Sprintf("%s:%s", p.Topic, hex.EncodeToString(pubKBytes))
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}
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type ProtectedTopicSlice struct {
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Values *[]ProtectedTopic
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}
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func (k *ProtectedTopicSlice) Set(value string) error {
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protectedTopicParts := strings.Split(value, ":")
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if len(protectedTopicParts) != 2 {
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return errors.New("expected topic_name:hex_encoded_public_key")
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}
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pubk, err := crypto.UnmarshalPubkey(common.FromHex(protectedTopicParts[1]))
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if err != nil {
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return err
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}
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*k.Values = append(*k.Values, ProtectedTopic{
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Topic: protectedTopicParts[0],
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PublicKey: pubk,
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})
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return nil
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}
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func (v *ProtectedTopicSlice) String() string {
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if v.Values == nil {
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return ""
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}
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var output []string
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for _, v := range *v.Values {
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output = append(output, v.String())
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}
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return strings.Join(output, ", ")
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}
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