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66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
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// Copyright (c) 2021 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <net_types.h>
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#include <netaddress.h>
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#include <netbase.h>
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#include <univalue.h>
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CBanEntry::CBanEntry(const UniValue& json)
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: nVersion(json["version"].get_int()), nCreateTime(json["ban_created"].get_int64()),
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nBanUntil(json["banned_until"].get_int64())
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{
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}
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UniValue CBanEntry::ToJson() const
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{
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UniValue json(UniValue::VOBJ);
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json.pushKV("version", nVersion);
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json.pushKV("ban_created", nCreateTime);
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json.pushKV("banned_until", nBanUntil);
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return json;
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}
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static const char* BANMAN_JSON_ADDR_KEY = "address";
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/**
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* Convert a `banmap_t` object to a JSON array.
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* @param[in] bans Bans list to convert.
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* @return a JSON array, similar to the one returned by the `listbanned` RPC. Suitable for
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* passing to `BanMapFromJson()`.
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*/
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UniValue BanMapToJson(const banmap_t& bans)
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{
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UniValue bans_json(UniValue::VARR);
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for (const auto& it : bans) {
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const auto& address = it.first;
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const auto& ban_entry = it.second;
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UniValue j = ban_entry.ToJson();
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j.pushKV(BANMAN_JSON_ADDR_KEY, address.ToString());
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bans_json.push_back(j);
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}
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return bans_json;
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}
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/**
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* Convert a JSON array to a `banmap_t` object.
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* @param[in] bans_json JSON to convert, must be as returned by `BanMapToJson()`.
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* @param[out] bans Bans list to create from the JSON.
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* @throws std::runtime_error if the JSON does not have the expected fields or they contain
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* unparsable values.
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*/
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void BanMapFromJson(const UniValue& bans_json, banmap_t& bans)
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{
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for (const auto& ban_entry_json : bans_json.getValues()) {
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CSubNet subnet;
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const auto& subnet_str = ban_entry_json[BANMAN_JSON_ADDR_KEY].get_str();
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if (!LookupSubNet(subnet_str, subnet)) {
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throw std::runtime_error(
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strprintf("Cannot parse banned address or subnet: %s", subnet_str));
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}
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bans.insert_or_assign(subnet, CBanEntry{ban_entry_json});
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}
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}
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