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Add safe bank failure diagnostics for T5 and T6

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Address #14 with request correlation, bounded parser reasons, startup version reporting, and rate-limited storage and settlement logs. Preserve accounting and API identity contracts, extend portable tests, and update release versions and rollout guidance.
This commit is contained in:
josh
2026-10-13 10:02:36 -04:00
parent ab989395f7
commit 463b4bcc51
19 changed files with 804 additions and 78 deletions
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t6/plugins/tws-t6-gsc-utils/src/utils/bank.cpp
+25 -13
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@@ -29,30 +29,42 @@ namespace utils::bank
acknowledgement parse_acknowledgement(const std::string& response)
{
acknowledgement result;
if (response.empty() || response.size() >= max_body_size) return result;
auto invalid = [](const char* reason)
{
acknowledgement value;
value.reason = reason;
return value;
};
if (response.empty()) return invalid("empty_body");
if (response.size() >= max_body_size) return invalid("body_limit");
const auto data = nlohmann::json::parse(response, nullptr, false);
if (!data.is_object()) return result;
if (data.is_discarded()) return invalid("invalid_json");
if (!data.is_object()) return invalid("schema");
try
{
if (!data.at("ok").is_boolean()) return result;
acknowledgement result;
if (!data.at("ok").is_boolean()) return invalid("schema");
result.state = data.at("state").get<std::string>();
result.code = data.at("code").get<std::string>();
result.id = data.at("request_id").get<std::string>();
if (result.id.size() > 64 || result.code.size() > 64 ||
(result.state != "balance" && result.state != "prepared" && result.state != "committed" &&
result.state != "cancelled" && result.state != "rejected")) return {};
if (result.id.size() > 64 || result.code.size() > 64)
return invalid("field_limit");
if (result.state != "balance" && result.state != "prepared" && result.state != "committed" &&
result.state != "cancelled" && result.state != "rejected") return invalid("state");
for (const auto* key : {"amount", "balance"})
if (!data.at(key).is_number_integer() || data.at(key) < 0 || data.at(key) > 1000000) return {};
if (!data.at(key).is_number_integer() || data.at(key) < 0 || data.at(key) > 1000000)
return invalid("amount_range");
result.amount = data.at("amount").get<int>();
result.balance = data.at("balance").get<int>();
if (data.at("ok").get<bool>() != (result.state != "rejected") ||
(result.state != "balance" && result.id.empty()) ||
((result.state == "prepared" || result.state == "committed") && result.amount == 0)) return {};
if (data.at("ok").get<bool>() != (result.state != "rejected")) return invalid("ok_state");
if (result.state != "balance" && result.id.empty()) return invalid("missing_id");
if ((result.state == "prepared" || result.state == "committed") && result.amount == 0)
return invalid("zero_transfer");
result.valid = true;
result.reason = "ok";
return result;
}
catch (...) { return {}; }
return result;
catch (...) { return invalid("schema"); }
}
outbox::outbox(std::filesystem::path root, std::string server, std::string endpoint)