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p2p, refactor: return vector/optional<CService> in Lookup

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This commit is contained in:
brunoerg
2022-10-10 15:02:59 -03:00
parent 7799eb125b
commit 34bcdfc6a6
9 changed files with 83 additions and 100 deletions
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40
src/init.cpp
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@@ -1355,12 +1355,12 @@ bool AppInitMain(NodeContext& node, interfaces::BlockAndHeaderTipInfo* tip_info)
// -noproxy (or -proxy=0) as well as the empty string can be used to not set a proxy, this is the default
std::string proxyArg = args.GetArg("-proxy", "");
if (proxyArg != "" && proxyArg != "0") {
CService proxyAddr;
if (!Lookup(proxyArg, proxyAddr, 9050, fNameLookup)) {
const std::optional<CService> proxyAddr{Lookup(proxyArg, 9050, fNameLookup)};
if (!proxyAddr.has_value()) {
return InitError(strprintf(_("Invalid -proxy address or hostname: '%s'"), proxyArg));
}
Proxy addrProxy = Proxy(proxyAddr, proxyRandomize);
Proxy addrProxy = Proxy(proxyAddr.value(), proxyRandomize);
if (!addrProxy.IsValid())
return InitError(strprintf(_("Invalid -proxy address or hostname: '%s'"), proxyArg));
@@ -1386,11 +1386,11 @@ bool AppInitMain(NodeContext& node, interfaces::BlockAndHeaderTipInfo* tip_info)
"reaching the Tor network is explicitly forbidden: -onion=0"));
}
} else {
CService addr;
if (!Lookup(onionArg, addr, 9050, fNameLookup) || !addr.IsValid()) {
const std::optional<CService> addr{Lookup(onionArg, 9050, fNameLookup)};
if (!addr.has_value() || !addr->IsValid()) {
return InitError(strprintf(_("Invalid -onion address or hostname: '%s'"), onionArg));
}
onion_proxy = Proxy{addr, proxyRandomize};
onion_proxy = Proxy{addr.value(), proxyRandomize};
}
}
@@ -1410,9 +1410,9 @@ bool AppInitMain(NodeContext& node, interfaces::BlockAndHeaderTipInfo* tip_info)
}
for (const std::string& strAddr : args.GetArgs("-externalip")) {
CService addrLocal;
if (Lookup(strAddr, addrLocal, GetListenPort(), fNameLookup) && addrLocal.IsValid())
AddLocal(addrLocal, LOCAL_MANUAL);
const std::optional<CService> addrLocal{Lookup(strAddr, GetListenPort(), fNameLookup)};
if (addrLocal.has_value() && addrLocal->IsValid())
AddLocal(addrLocal.value(), LOCAL_MANUAL);
else
return InitError(ResolveErrMsg("externalip", strAddr));
}
@@ -1748,13 +1748,14 @@ bool AppInitMain(NodeContext& node, interfaces::BlockAndHeaderTipInfo* tip_info)
};
for (const std::string& bind_arg : args.GetArgs("-bind")) {
CService bind_addr;
std::optional<CService> bind_addr;
const size_t index = bind_arg.rfind('=');
if (index == std::string::npos) {
if (Lookup(bind_arg, bind_addr, default_bind_port, /*fAllowLookup=*/false)) {
connOptions.vBinds.push_back(bind_addr);
if (IsBadPort(bind_addr.GetPort())) {
InitWarning(BadPortWarning("-bind", bind_addr.GetPort()));
bind_addr = Lookup(bind_arg, default_bind_port, /*fAllowLookup=*/false);
if (bind_addr.has_value()) {
connOptions.vBinds.push_back(bind_addr.value());
if (IsBadPort(bind_addr.value().GetPort())) {
InitWarning(BadPortWarning("-bind", bind_addr.value().GetPort()));
}
continue;
}
@@ -1762,8 +1763,9 @@ bool AppInitMain(NodeContext& node, interfaces::BlockAndHeaderTipInfo* tip_info)
const std::string network_type = bind_arg.substr(index + 1);
if (network_type == "onion") {
const std::string truncated_bind_arg = bind_arg.substr(0, index);
if (Lookup(truncated_bind_arg, bind_addr, BaseParams().OnionServiceTargetPort(), false)) {
connOptions.onion_binds.push_back(bind_addr);
bind_addr = Lookup(truncated_bind_arg, BaseParams().OnionServiceTargetPort(), false);
if (bind_addr.has_value()) {
connOptions.onion_binds.push_back(bind_addr.value());
continue;
}
}
@@ -1841,11 +1843,11 @@ bool AppInitMain(NodeContext& node, interfaces::BlockAndHeaderTipInfo* tip_info)
const std::string& i2psam_arg = args.GetArg("-i2psam", "");
if (!i2psam_arg.empty()) {
CService addr;
if (!Lookup(i2psam_arg, addr, 7656, fNameLookup) || !addr.IsValid()) {
const std::optional<CService> addr{Lookup(i2psam_arg, 7656, fNameLookup)};
if (!addr.has_value() || !addr->IsValid()) {
return InitError(strprintf(_("Invalid -i2psam address or hostname: '%s'"), i2psam_arg));
}
SetProxy(NET_I2P, Proxy{addr});
SetProxy(NET_I2P, Proxy{addr.value()});
} else {
if (args.IsArgSet("-onlynet") && IsReachable(NET_I2P)) {
return InitError(