Files
secs-gem/apps/secs_server.cpp
T
raphael c8e8e80735
tests / build-and-test (push) Successful in 2m7s
tests / thread-sanitizer (push) Successful in 2m33s
tests / tshark-dissector (push) Successful in 2m15s
tests / secs4j-interop (push) Failing after 1s
tests / libfuzzer (push) Successful in 3m7s
secs_server: relative-path defaults so the binary runs outside docker
Previously --config / --state-table / --pj-state-table /
--cj-state-table defaulted to /app/data/..., which only resolves
inside the docker image.  A host build run from the repo root
errored out unless every flag was passed explicitly.

Switch to data/equipment.yaml (and siblings) relative to CWD —
docker still works because WORKDIR=/app puts /app/data/... at the
same relative location, and host builds run from the repo root
resolve to <repo>/data/....  Existing callers that pass explicit
paths (the proof commands, tshark_validate.sh, secs4j_validate.sh,
docker compose) are unaffected.

Verified --validate-config under docker still finds all four YAMLs
and the tshark proof still passes (69 frames, 0 malformed).

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-06-09 19:00:45 +02:00

1271 lines
58 KiB
C++

// Passive SECS/GEM equipment. Capabilities (SVIDs, ECIDs, CEIDs, alarms,
// recipes, host commands) come from data/equipment.yaml; the E30 control
// state machine comes from data/control_state.yaml. Dispatch is a Router
// table. No imperative if-ladder; no in-code device data dictionary.
#include <asio.hpp>
#include <chrono>
#include <cstdint>
#include <iostream>
#include <memory>
#include <optional>
#include <string>
#include <vector>
#include "secsgem/config/loader.hpp"
#include "secsgem/config/validate.hpp"
#include "secsgem/endpoint.hpp"
#include "secsgem/gem/control_state.hpp"
#include "secsgem/gem/data_model.hpp"
#include "secsgem/gem/e116_constants.hpp"
#include "secsgem/gem/e157_constants.hpp"
#include "secsgem/gem/e90_constants.hpp"
#include "secsgem/gem/messages.hpp"
#include "secsgem/gem/router.hpp"
#include "secsgem/secs2/message.hpp"
using namespace secsgem;
namespace s2 = secsgem::secs2;
namespace gem = secsgem::gem;
namespace {
std::string arg(int argc, char** argv, const std::string& key, const std::string& def) {
for (int i = 1; i + 1 < argc; ++i)
if (key == argv[i]) return argv[i + 1];
return def;
}
bool has_flag(int argc, char** argv, const std::string& key) {
for (int i = 1; i < argc; ++i)
if (key == argv[i]) return true;
return false;
}
constexpr uint32_t kSvidControlState = 1;
constexpr uint32_t kSvidClock = 2;
void refresh(gem::EquipmentDataModel& m, const gem::ControlStateMachine& sm) {
m.svids.set_value(kSvidControlState, s2::Item::ascii(gem::control_state_name(sm.state())));
m.svids.set_value(kSvidClock, s2::Item::ascii(m.clock.current_time_string()));
}
} // namespace
int main(int argc, char** argv) {
const auto port = static_cast<uint16_t>(std::stoi(arg(argc, argv, "--port", "5000")));
// Defaults are relative to the current working directory so the
// binary works both inside the docker image (WORKDIR=/app) and on a
// host build run from the repo root. Pass explicit --config etc.
// when running from anywhere else.
const auto equipment_yaml = arg(argc, argv, "--config", "data/equipment.yaml");
const auto state_yaml = arg(argc, argv, "--state-table", "data/control_state.yaml");
const auto pj_state_yaml = arg(argc, argv, "--pj-state-table",
"data/process_job_state.yaml");
const auto cj_state_yaml = arg(argc, argv, "--cj-state-table",
"data/control_job_state.yaml");
const auto spool_dir = arg(argc, argv, "--spool-dir", "");
const bool validate_only = has_flag(argc, argv, "--validate-config");
auto logfn = [](const std::string& m) { std::cout << "[equip] " << m << std::endl; };
// --validate-config: read every YAML, accumulate every issue we can
// find, print to stderr, and exit 0/1. Does NOT bind the port — this
// is the day-1 friction killer the README points customers at.
if (validate_only) {
config::ConfigValidator v;
v.validate_equipment(equipment_yaml);
v.validate_control_state(state_yaml);
v.validate_process_job_state(pj_state_yaml);
v.validate_control_job_state(cj_state_yaml);
config::format_issues_to(std::cerr, v.issues());
std::cerr << v.error_count() << " error(s), "
<< v.warning_count() << " warning(s) across 4 files\n";
return v.has_errors() ? 1 : 0;
}
auto model = std::make_shared<gem::EquipmentDataModel>();
if (!spool_dir.empty()) {
model->spool.enable_persistence(spool_dir);
logfn("spool: persisting to " + spool_dir +
" (replayed " + std::to_string(model->spool.size()) + " messages)");
}
config::EquipmentDescriptor desc;
config::ControlStateConfig sm_cfg;
try {
desc = config::load_equipment(equipment_yaml, *model);
sm_cfg = config::load_control_state(state_yaml);
} catch (const std::exception& e) {
std::cerr << "[equip] config error: " << e.what() << std::endl;
return 1;
}
logfn("loaded " + std::to_string(model->svids.size()) + " SVIDs, " +
std::to_string(model->ecids.all().size()) + " ECIDs, " +
std::to_string(model->events.all_events().size()) + " CEIDs, " +
std::to_string(model->alarms.all().size()) + " alarms");
auto sm = std::make_shared<gem::ControlStateMachine>(sm_cfg.table, sm_cfg.initial);
asio::io_context io;
Server::Config server_cfg{port, desc.device_id, {}};
Server server(io, server_cfg);
server.on_log(logfn);
auto active_conn = std::make_shared<std::weak_ptr<Connection>>();
// Deliver a primary message to the host, or spool it if we can't (either
// there is no SELECTED session or the spool's force-flag is on). Returns
// true if the message was delivered or queued; false if dropped because
// the stream isn't spoolable and there is no live session.
auto deliver_or_spool = [active_conn, model, logfn](s2::Message msg,
const std::string& what) -> bool {
auto conn = active_conn->lock();
const bool spooling = model->spool.force_spool() || !conn;
if (spooling) {
auto r = model->spool.enqueue(msg);
if (r == gem::SpoolStore::EnqueueResult::Queued) {
logfn("spool: " + what + " queued (depth=" +
std::to_string(model->spool.size()) + ")");
return true;
}
logfn("spool: " + what + " dropped (stream not spoolable, no host)");
return false;
}
// W=1 primaries use send_request (transaction tracking); W=0 primaries
// (e.g. S16F9 PRJobAlert) go via send_data so we don't register a
// never-arriving "reply" and time out on T3.
if (msg.reply_expected) {
conn->send_request(std::move(msg), [](std::error_code, const s2::Message&) {});
} else {
conn->send_data(std::move(msg));
}
return true;
};
auto emit_event = [&io, model, logfn, deliver_or_spool](uint32_t ceid) {
asio::post(io, [model, logfn, deliver_or_spool, ceid]() {
if (!model->is_event_enabled(ceid)) {
logfn("CEID " + std::to_string(ceid) + " not enabled; suppressed");
return;
}
auto reports = model->compose_reports_for(ceid);
logfn("emit S6F11 CEID=" + std::to_string(ceid) + " (" +
std::to_string(reports.size()) + " reports)");
deliver_or_spool(gem::s6f11_event_report(0, ceid, reports),
"S6F11 CEID=" + std::to_string(ceid));
});
};
auto emit_alarm_set = [&io, model, logfn, emit_event, deliver_or_spool](uint32_t alid) {
asio::post(io, [model, logfn, emit_event, deliver_or_spool, alid]() {
auto alarm = model->alarms.get(alid);
if (!alarm) return;
auto alcd = model->alarms.set_active(alid);
if (!alcd) return;
if (model->alarms.enabled(alid)) {
logfn("emit S5F1 alarm set ALID=" + std::to_string(alid));
deliver_or_spool(gem::s5f1_alarm_report(*alcd, alid, alarm->text),
"S5F1 ALID=" + std::to_string(alid));
} else {
logfn("alarm " + std::to_string(alid) + " not enabled; suppressed");
}
// E30: an AlarmSetEvent CEID also fires (if linked + enabled).
});
};
sm->set_state_change_handler(
[logfn, emit_event, desc](gem::ControlState from, gem::ControlState to, gem::ControlEvent ev) {
logfn(std::string("control: ") + gem::control_state_name(from) + " -> " +
gem::control_state_name(to) + " (" + gem::control_event_name(ev) + ")");
if (desc.emit_on_control_change) emit_event(*desc.emit_on_control_change);
});
// ---- E40/E94: load the PJ/CJ transition tables and wire emitters -----
// (pj_state_yaml / cj_state_yaml already parsed at the top so
// --validate-config sees them.)
config::ProcessJobStateConfig pj_cfg;
config::ControlJobStateConfig cj_cfg;
try {
pj_cfg = config::load_process_job_state(pj_state_yaml);
cj_cfg = config::load_control_job_state(cj_state_yaml);
} catch (const std::exception& e) {
std::cerr << "[equip] E40/E94 config error: " << e.what() << std::endl;
return 1;
}
// Each new PJ/CJ gets a fresh copy of the loaded transition table.
model->process_jobs.set_table_factory([t = pj_cfg.table]() { return t; });
model->control_jobs.set_table_factory([t = cj_cfg.table]() { return t; });
// Emit S16F9 PRJobAlert (E40-0705 §10.3). Equipment-initiated; the spec
// is silent on reply expectation, so we send it as a primary one-way.
auto emit_pj_alert = [&io, model, logfn, deliver_or_spool](
const std::string& prjobid,
gem::ProcessJobState state) {
asio::post(io, [model, logfn, deliver_or_spool, prjobid, state]() {
const auto* pj = model->process_jobs.get(prjobid);
if (pj && !pj->alert_enabled) return;
logfn("emit S16F9 PJ=" + prjobid + " state=" +
gem::process_job_state_name(state));
deliver_or_spool(gem::s16f9_pr_job_alert(prjobid, state),
"S16F9 PJ=" + prjobid);
});
};
// PJ state-change handler: log + emit S16F9 (skip the synthetic
// NoState->Queued so we don't alert on a freshly-created PJ that's
// still being acked).
model->process_jobs.set_state_change_handler(
[logfn, emit_pj_alert](const std::string& prjobid,
gem::ProcessJobState from,
gem::ProcessJobState to,
gem::ProcessJobEvent trig) {
logfn(std::string("PJ ") + prjobid + ": " +
gem::process_job_state_name(from) + " -> " +
gem::process_job_state_name(to) + " (" +
gem::process_job_event_name(trig) + ")");
if (from != gem::ProcessJobState::NoState) emit_pj_alert(prjobid, to);
});
// CEIDs the equipment.yaml is expected to register for CJ state
// changes (best-effort: if missing they're silently no-ops via the
// existing CEID-not-enabled guard in emit_event).
constexpr uint32_t kCeidCJExecuting = 400;
constexpr uint32_t kCeidCJCompleted = 401;
model->control_jobs.set_state_change_handler(
[logfn, emit_event](const std::string& ctljobid,
gem::ControlJobState from,
gem::ControlJobState to,
gem::ControlJobEvent trig) {
logfn(std::string("CJ ") + ctljobid + ": " +
gem::control_job_state_name(from) + " -> " +
gem::control_job_state_name(to) + " (" +
gem::control_job_event_name(trig) + ")");
if (to == gem::ControlJobState::Executing) emit_event(kCeidCJExecuting);
if (to == gem::ControlJobState::Completed) emit_event(kCeidCJCompleted);
});
// Drive the contained PJs through the demo lifecycle when the host
// tells the CJ to start. Real equipment would step PJs one at a time
// as material arrives; our simulator cascades through every legal
// state so the wire trace exercises the whole FSM.
auto run_cj_lifecycle = [&io, model, logfn](const std::string& ctljobid) {
asio::post(io, [model, logfn, ctljobid]() {
auto* cj = model->control_jobs.get(ctljobid);
if (!cj) return;
// CJ promotion path: Queued -> Selected -> WaitingForStart -> Executing.
model->control_jobs.fire_internal(ctljobid, gem::ControlJobEvent::Select);
model->control_jobs.fire_internal(ctljobid, gem::ControlJobEvent::SetupComplete);
model->control_jobs.fire_internal(ctljobid, gem::ControlJobEvent::Start);
// Cascade every contained PJ through to ProcessComplete.
for (const auto& pjid : cj->prjobids) {
model->process_jobs.fire_internal(pjid, gem::ProcessJobEvent::Select);
model->process_jobs.fire_internal(pjid, gem::ProcessJobEvent::SetupComplete);
model->process_jobs.fire_internal(pjid, gem::ProcessJobEvent::Start);
model->process_jobs.fire_internal(pjid, gem::ProcessJobEvent::ProcessComplete);
}
// All PJs done -> CJ Completed.
model->control_jobs.fire_internal(ctljobid, gem::ControlJobEvent::AllJobsComplete);
logfn("CJ " + ctljobid + " lifecycle complete");
});
};
// ---- E5 exception state-change emitters -------------------------------
// Translate ExceptionStore state changes into S5F9/F11/F15 on the wire,
// mirroring how PJ state changes become S16F9. The synthetic
// NoState->Posted event is the trigger for emitting S5F9 (we look up
// the metadata from the store so we can build the full body).
model->exceptions.set_state_change_handler(
[model, logfn, deliver_or_spool](uint32_t exid,
gem::ExceptionState from,
gem::ExceptionState to,
gem::ExceptionEvent trig) {
logfn(std::string("EX ") + std::to_string(exid) + ": " +
gem::exception_state_name(from) + " -> " +
gem::exception_state_name(to) + " (" +
gem::exception_event_name(trig) + ")");
if (from == gem::ExceptionState::NoState &&
to == gem::ExceptionState::Posted) {
const auto* ex = model->exceptions.get(exid);
if (!ex) return;
deliver_or_spool(
gem::s5f9_exception_post_notify(exid, ex->extype, ex->exmessage,
ex->exrecvra),
"S5F9 EXID=" + std::to_string(exid));
return;
}
if (to == gem::ExceptionState::Cleared) {
if (from == gem::ExceptionState::Recovering) {
// RecoveryComplete -> emit S5F15 with success EXRESULT.
deliver_or_spool(
gem::s5f15_exception_recover_complete_notify(exid, "OK"),
"S5F15 EXID=" + std::to_string(exid));
}
// S5F11 for any Cleared transition that didn't go through
// Recovering (autonomous clear or post-failure clear).
if (from == gem::ExceptionState::Posted ||
from == gem::ExceptionState::RecoverFailed) {
deliver_or_spool(
gem::s5f11_exception_clear_notify(exid, "", ""),
"S5F11 EXID=" + std::to_string(exid));
}
return;
}
if (from == gem::ExceptionState::Recovering &&
to == gem::ExceptionState::RecoverFailed) {
deliver_or_spool(
gem::s5f15_exception_recover_complete_notify(exid, "FAILED"),
"S5F15 EXID=" + std::to_string(exid));
}
});
// ---- E90 substrate state-change emitters -----------------------------
// Map SubstrateState / SubstrateProcessingState transitions to the
// standard E90 CEIDs. Only the post-transition state matters; the
// event-report machinery already gates on enabled CEIDs so emitting
// for every transition is safe and gives the host a complete trace.
model->substrates.set_location_handler(
[logfn, emit_event](const std::string& substid,
gem::SubstrateState from,
gem::SubstrateState to,
gem::SubstrateEvent ev) {
logfn(std::string("SUB ") + substid + ": " +
gem::substrate_state_name(from) + " -> " +
gem::substrate_state_name(to) + " (" +
gem::substrate_event_name(ev) + ")");
switch (to) {
case gem::SubstrateState::AtSource:
emit_event(gem::e90::kCeidSubstrateAtSource); break;
case gem::SubstrateState::AtWork:
emit_event(gem::e90::kCeidSubstrateAtWork); break;
case gem::SubstrateState::AtDestination:
emit_event(gem::e90::kCeidSubstrateAtDestination); break;
case gem::SubstrateState::NoState: break;
}
});
model->substrates.set_processing_handler(
[logfn, emit_event](const std::string& substid,
gem::SubstrateProcessingState from,
gem::SubstrateProcessingState to,
gem::SubstrateProcessingEvent ev) {
logfn(std::string("SUB ") + substid + " proc: " +
gem::substrate_processing_state_name(from) + " -> " +
gem::substrate_processing_state_name(to) + " (" +
gem::substrate_processing_event_name(ev) + ")");
switch (to) {
case gem::SubstrateProcessingState::NeedsProcessing:
emit_event(gem::e90::kCeidSubstrateNeedsProcessing); break;
case gem::SubstrateProcessingState::InProcess:
emit_event(gem::e90::kCeidSubstrateInProcess); break;
case gem::SubstrateProcessingState::Processed:
emit_event(gem::e90::kCeidSubstrateProcessed); break;
case gem::SubstrateProcessingState::Aborted:
emit_event(gem::e90::kCeidSubstrateAborted); break;
case gem::SubstrateProcessingState::Stopped:
emit_event(gem::e90::kCeidSubstrateStopped); break;
case gem::SubstrateProcessingState::Rejected:
emit_event(gem::e90::kCeidSubstrateRejected); break;
case gem::SubstrateProcessingState::Lost:
emit_event(gem::e90::kCeidSubstrateLost); break;
case gem::SubstrateProcessingState::Skipped:
emit_event(gem::e90::kCeidSubstrateSkipped); break;
case gem::SubstrateProcessingState::NoState: break;
}
});
// ---- E116 EPT state-change emitter -----------------------------------
model->ept.set_state_change_handler(
[logfn, emit_event](gem::EptState from, gem::EptState to,
gem::EptEvent ev, std::chrono::milliseconds dwell) {
logfn(std::string("EPT: ") + gem::ept_state_name(from) + " -> " +
gem::ept_state_name(to) + " (" + gem::ept_event_name(ev) +
", dwelt " + std::to_string(dwell.count()) + "ms)");
switch (to) {
case gem::EptState::NonScheduledTime:
emit_event(gem::e116::kCeidNonScheduledTime); break;
case gem::EptState::ScheduledDowntime:
emit_event(gem::e116::kCeidScheduledDowntime); break;
case gem::EptState::UnscheduledDowntime:
emit_event(gem::e116::kCeidUnscheduledDowntime); break;
case gem::EptState::Engineering:
emit_event(gem::e116::kCeidEngineering); break;
case gem::EptState::Standby:
emit_event(gem::e116::kCeidStandby); break;
case gem::EptState::Productive:
emit_event(gem::e116::kCeidProductive); break;
case gem::EptState::NoState: break;
}
});
// ---- E157 module state-change emitter --------------------------------
// Every module transition fires the generic ModuleProcessStateChange
// CEID plus the state-specific one, mirroring secsgem-py's per-module
// CEID granularity. Hosts that don't subscribe to the specific CEID
// can still listen on the generic one to drive an internal FSM.
model->modules.set_state_change_handler(
[logfn, emit_event](const std::string& mod, gem::ModuleState from,
gem::ModuleState to, gem::ModuleEvent ev) {
logfn(std::string("MOD ") + mod + ": " +
gem::module_state_name(from) + " -> " +
gem::module_state_name(to) + " (" +
gem::module_event_name(ev) + ")");
emit_event(gem::e157::kCeidModuleProcessStateChange);
switch (to) {
case gem::ModuleState::NotExecuting:
emit_event(gem::e157::kCeidModuleNotExecuting); break;
case gem::ModuleState::GeneralExecuting:
emit_event(gem::e157::kCeidModuleGeneralExecuting); break;
case gem::ModuleState::StepExecuting:
emit_event(gem::e157::kCeidModuleStepExecuting); break;
case gem::ModuleState::StepCompleted:
emit_event(gem::e157::kCeidModuleStepCompleted); break;
case gem::ModuleState::NoState: break;
}
});
// ---- Build the SECS dispatch table once -------------------------------
gem::Router router;
router.on(1, 1, [desc, logfn](const s2::Message&) {
logfn("S1F1 -> S1F2");
return gem::s1f2_on_line_data(desc.model_name, desc.software_rev);
});
router.on(1, 3, [model, sm, logfn](const s2::Message& msg) -> std::optional<s2::Message> {
refresh(*model, *sm);
auto svids = gem::parse_s1f3(msg);
if (!svids) return s2::Message(1, 0, false);
std::vector<std::optional<s2::Item>> values;
if (svids->empty()) {
for (const auto& sv : model->svids.all()) values.push_back(sv.value);
} else {
for (auto id : *svids) {
auto sv = model->svids.get(id);
values.push_back(sv ? std::optional<s2::Item>(sv->value) : std::nullopt);
}
}
logfn("S1F3 -> S1F4 (" + std::to_string(values.size()) + " values)");
return gem::s1f4_selected_status_data(values);
});
router.on(1, 11, [model, logfn](const s2::Message&) {
std::vector<gem::StatusName> rows;
for (const auto& sv : model->svids.all())
rows.push_back({sv.id, sv.name, sv.units});
logfn("S1F11 -> S1F12 (namelist, " + std::to_string(rows.size()) + ")");
return gem::s1f12_status_namelist_data(rows);
});
router.on(1, 13, [desc, logfn](const s2::Message&) {
logfn("S1F13 -> S1F14");
return gem::s1f14_establish_comms_ack(gem::CommAck::Accept,
{desc.model_name, desc.software_rev});
});
router.on(1, 15, [sm, logfn](const s2::Message&) {
auto ack = sm->on_host_request_offline();
logfn("S1F15 -> S1F16 OFLACK=" + std::to_string(static_cast<int>(ack)));
return gem::s1f16_offline_ack(ack);
});
router.on(1, 17, [sm, logfn](const s2::Message&) {
auto ack = sm->on_host_request_online();
logfn("S1F17 -> S1F18 ONLACK=" + std::to_string(static_cast<int>(ack)));
return gem::s1f18_online_ack(ack);
});
router.on(1, 19, [desc, logfn](const s2::Message&) {
std::vector<gem::CapabilityEntry> caps;
for (const auto& c : desc.capabilities) caps.push_back({c.first, c.second});
logfn("S1F19 -> S1F20 (" + std::to_string(caps.size()) + " capabilities)");
return gem::s1f20_get_gem_compliance_data(desc.software_rev, desc.equipment_type, caps);
});
router.on(1, 21, [model, logfn](const s2::Message&) {
std::vector<gem::StatusName> rows;
for (const auto& dv : model->dvids.all())
rows.push_back({dv.id, dv.name, dv.units});
logfn("S1F21 -> S1F22 (" + std::to_string(rows.size()) + " DVIDs)");
return gem::s1f22_data_variable_namelist_data(rows);
});
// S1F23 — Collection Event Namelist Request. Empty CEID list means
// "every CEID in the catalog"; otherwise we filter to the requested
// set and silently skip unknown CEIDs (per SEMI E5: "all unidentified
// are returned in S1F24 with an empty VID list").
router.on(1, 23, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s1f23(msg);
std::vector<gem::CollectionEventName> rows;
if (req && req->empty()) {
for (const auto& e : model->events.all_events())
rows.push_back({e.id, e.name, model->events.vids_for(e.id)});
} else if (req) {
for (auto id : *req) {
if (auto info = model->events.event_info(id)) {
rows.push_back({id, info->name, model->events.vids_for(id)});
} else {
rows.push_back({id, "", {}});
}
}
}
logfn("S1F23 -> S1F24 (" + std::to_string(rows.size()) + " CEIDs)");
return gem::s1f24_collection_event_namelist_data(rows);
});
router.on(2, 13, [model, logfn](const s2::Message& msg) -> std::optional<s2::Message> {
auto ids = gem::parse_u4_list_body(msg);
if (!ids) return s2::Message(2, 0, false);
std::vector<s2::Item> values;
for (auto id : *ids) {
auto ec = model->ecids.get(id);
values.push_back(ec ? ec->value : s2::Item::list({}));
}
logfn("S2F13 -> S2F14 (" + std::to_string(values.size()) + " values)");
return gem::s2f14_ec_data(values);
});
router.on(2, 15, [model, logfn](const s2::Message& msg) {
auto sets = gem::parse_s2f15(msg);
auto eac = gem::EquipmentAck::Accept;
if (!sets) eac = gem::EquipmentAck::Denied_OutOfRange;
else
for (const auto& s : *sets) {
auto r = model->ecids.set_value(s.ecid, s.value);
if (r != gem::EquipmentAck::Accept) eac = r;
}
logfn("S2F15 -> S2F16 EAC=" + std::to_string(static_cast<int>(eac)));
return gem::s2f16_ec_ack(eac);
});
router.on(2, 17, [model, logfn](const s2::Message&) {
logfn("S2F17 -> S2F18 (clock)");
return gem::s2f18_date_time_data(model->clock.current_time_string());
});
router.on(2, 29, [model, logfn](const s2::Message& msg) {
auto ids = gem::parse_u4_list_body(msg);
std::vector<gem::EquipmentConstant> ecs;
if (ids && ids->empty()) ecs = model->ecids.all();
else if (ids)
for (auto id : *ids) {
auto ec = model->ecids.get(id);
if (ec) ecs.push_back(*ec);
}
std::vector<gem::EcNameRow> rows;
for (const auto& ec : ecs)
rows.push_back({ec.id, ec.name, ec.min_str, ec.max_str, "", ec.units});
logfn("S2F29 -> S2F30 (" + std::to_string(rows.size()) + " ECs)");
return gem::s2f30_ec_namelist_data(rows);
});
router.on(2, 31, [model, logfn](const s2::Message& msg) {
auto t = gem::parse_s2f31(msg);
auto ack = t ? model->clock.set_time_string(*t) : gem::TimeAck::Error;
logfn("S2F31 -> S2F32 TIACK=" + std::to_string(static_cast<int>(ack)));
return gem::s2f32_date_time_ack(ack);
});
router.on(2, 33, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s2f33(msg);
auto ack = gem::DefineReportAck::InvalidFormat;
if (req) {
std::vector<std::pair<uint32_t, std::vector<uint32_t>>> rows;
rows.reserve(req->reports.size());
for (const auto& r : req->reports) rows.emplace_back(r.rptid, r.vids);
ack = model->define_reports(rows);
}
logfn("S2F33 -> S2F34 DRACK=" + std::to_string(static_cast<int>(ack)));
return gem::s2f34_define_report_ack(ack);
});
router.on(2, 35, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s2f35(msg);
auto ack = gem::LinkEventAck::InvalidFormat;
if (req) {
std::vector<std::pair<uint32_t, std::vector<uint32_t>>> rows;
rows.reserve(req->links.size());
for (const auto& l : req->links) rows.emplace_back(l.ceid, l.rptids);
ack = model->link_event_reports(rows);
}
logfn("S2F35 -> S2F36 LRACK=" + std::to_string(static_cast<int>(ack)));
return gem::s2f36_link_event_report_ack(ack);
});
router.on(2, 37, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s2f37(msg);
auto ack = req ? model->enable_events(req->enable, req->ceids)
: gem::EnableEventAck::UnknownCeid;
logfn(std::string("S2F37 ") + (req && req->enable ? "enable" : "disable") +
" -> S2F38 ERACK=" + std::to_string(static_cast<int>(ack)));
return gem::s2f38_enable_event_ack(ack);
});
router.on(2, 41, [model, logfn, emit_event, emit_alarm_set](const s2::Message& msg) {
auto cmd = gem::parse_s2f41(msg);
if (!cmd) return gem::s2f42_host_command_ack(gem::HostCmdAck::ParameterInvalid, {});
auto result = model->commands.dispatch(cmd->rcmd, cmd->params);
logfn("S2F41 RCMD=" + cmd->rcmd + " -> S2F42 HCACK=" +
std::to_string(static_cast<int>(result.ack)));
if (result.ack == gem::HostCmdAck::Accept) {
if (result.emit_ceid) emit_event(*result.emit_ceid);
if (result.set_alarm) emit_alarm_set(*result.set_alarm);
if (result.force_spool) {
model->spool.set_force_spool(*result.force_spool);
logfn(std::string("spool: force_spool=") + (*result.force_spool ? "true" : "false") +
" (depth=" + std::to_string(model->spool.size()) + ")");
}
}
return gem::s2f42_host_command_ack(result.ack, {});
});
// S2F21 — legacy Remote Command (no parameter list). Delegated to
// the same HostCommandRegistry as S2F41 so a single YAML row defines
// both behaviours; we just don't pass any parameters along.
router.on(2, 21, [model, logfn, emit_event, emit_alarm_set](const s2::Message& msg) {
auto rcmd = gem::parse_s2f21(msg);
if (!rcmd) return gem::s2f22_remote_command_ack(gem::HostCmdAck::ParameterInvalid);
auto result = model->commands.dispatch(*rcmd, {});
logfn("S2F21 RCMD=" + *rcmd + " -> S2F22 CMDA=" +
std::to_string(static_cast<int>(result.ack)));
if (result.ack == gem::HostCmdAck::Accept) {
if (result.emit_ceid) emit_event(*result.emit_ceid);
if (result.set_alarm) emit_alarm_set(*result.set_alarm);
if (result.force_spool) model->spool.set_force_spool(*result.force_spool);
}
return gem::s2f22_remote_command_ack(result.ack);
});
// S2F49 — Enhanced Remote Command. OBJSPEC scopes the command at a
// specific object instance (e.g. a CJ or PJ id); for now we delegate
// to the same command registry as S2F41 and surface OBJSPEC in the
// log so downstream tooling can audit it. The richer CPACK/CEPACK
// shape lets us return per-parameter outcomes; until a command in
// the registry produces per-CP failures we just reply with an empty
// cpacks list, matching the spec's "all OK" interpretation.
router.on(2, 49, [model, logfn, emit_event, emit_alarm_set](const s2::Message& msg) {
auto cmd = gem::parse_s2f49(msg);
if (!cmd) return gem::s2f50_enhanced_host_command_ack(gem::HostCmdAck::ParameterInvalid, {});
auto result = model->commands.dispatch(cmd->rcmd, cmd->params);
logfn("S2F49 DATAID=" + std::to_string(cmd->dataid) +
" OBJSPEC=" + cmd->objspec + " RCMD=" + cmd->rcmd +
" -> S2F50 HCACK=" + std::to_string(static_cast<int>(result.ack)));
if (result.ack == gem::HostCmdAck::Accept) {
if (result.emit_ceid) emit_event(*result.emit_ceid);
if (result.set_alarm) emit_alarm_set(*result.set_alarm);
if (result.force_spool) {
model->spool.set_force_spool(*result.force_spool);
}
}
return gem::s2f50_enhanced_host_command_ack(result.ack, {});
});
router.on(2, 23, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s2f23(msg);
auto ack = gem::TraceAck::Accept;
if (!req) {
ack = gem::TraceAck::InvalidPeriod;
} else {
for (auto v : req->svids) {
if (!model->vid_exists(v)) { ack = gem::TraceAck::UnknownVid; break; }
}
if (ack == gem::TraceAck::Accept) {
model->traces.add({req->trid, req->dsper, req->totsmp, req->repgsz, req->svids});
}
}
logfn("S2F23 -> S2F24 TIAACK=" + std::to_string(static_cast<int>(ack)));
return gem::s2f24_trace_initialize_ack(ack);
});
router.on(2, 45, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s2f45(msg);
auto ack = gem::LimitMonitorAck::Accept;
if (!req) {
ack = gem::LimitMonitorAck::LimitValueError;
} else {
for (const auto& entry : req->entries) {
if (!model->vid_exists(entry.vid)) { ack = gem::LimitMonitorAck::VidNotExist; break; }
}
if (ack == gem::LimitMonitorAck::Accept) {
for (const auto& entry : req->entries)
model->limits.set_for_vid(entry.vid, entry.limits);
}
}
logfn("S2F45 -> S2F46 VLAACK=" + std::to_string(static_cast<int>(ack)));
return gem::s2f46_define_variable_limits_ack(ack);
});
router.on(2, 47, [model, logfn](const s2::Message& msg) {
auto vids = gem::parse_s2f47(msg);
std::vector<gem::VidLimitsEntry> rows;
if (vids) {
const auto target = vids->empty() ? model->limits.all_vids() : *vids;
for (auto v : target) rows.push_back({v, model->limits.get_for_vid(v)});
}
logfn("S2F47 -> S2F48 (" + std::to_string(rows.size()) + " entries)");
return gem::s2f48_variable_limit_attribute_data(rows);
});
router.on(2, 43, [model, logfn](const s2::Message& msg) {
auto streams = gem::parse_s2f43(msg);
auto ack = gem::ResetSpoolAck::Accept;
std::vector<gem::ResetSpoolStreamAck> per;
if (!streams) {
ack = gem::ResetSpoolAck::Denied_NotAllowed;
} else {
model->spool.set_spoolable_streams(*streams);
logfn("S2F43 spoolable=" + std::to_string(streams->size()) + " streams");
}
return gem::s2f44_reset_spooling_ack(ack, per);
});
// S6F15 — Event Report Request. Host pulls the current payload for
// a CEID without waiting for the equipment to emit it. Reply mirrors
// S6F11 (DATAID=0, the same CEID, and the latest report rows).
router.on(6, 15, [model, logfn](const s2::Message& msg) {
auto ceid = gem::parse_s6f15(msg);
if (!ceid)
return gem::s6f16_event_report_data({0, 0, {}});
auto reports = model->compose_reports_for(*ceid);
logfn("S6F15 CEID=" + std::to_string(*ceid) + " -> S6F16 (" +
std::to_string(reports.size()) + " reports)");
return gem::s6f16_event_report_data({0, *ceid, reports});
});
// S6F19 — Individual Report Request. Host pulls a specific RPTID;
// we return just that report's VID values (no annotation).
router.on(6, 19, [model, logfn](const s2::Message& msg) {
auto rptid = gem::parse_s6f19(msg);
std::vector<s2::Item> values;
if (rptid) {
// Resolve each VID in the report against the current values.
for (const auto& r : model->events.all_reports()) {
if (r.id != *rptid) continue;
for (auto vid : r.vids) {
auto v = model->vid_value(vid);
values.push_back(v ? *v : s2::Item::list({}));
}
break;
}
}
logfn("S6F19 RPTID=" + std::to_string(rptid.value_or(0)) +
" -> S6F20 (" + std::to_string(values.size()) + " values)");
return gem::s6f20_individual_report_data(values);
});
// S6F21 — Annotated Individual Report Request. Same lookup as F19
// but the reply carries (VID, value) pairs so the host doesn't need
// to remember the report definition.
router.on(6, 21, [model, logfn](const s2::Message& msg) {
auto rptid = gem::parse_s6f21(msg);
std::vector<gem::AnnotatedValue> rows;
if (rptid) {
for (const auto& r : model->events.all_reports()) {
if (r.id != *rptid) continue;
for (auto vid : r.vids) {
auto v = model->vid_value(vid);
rows.push_back({vid, v ? *v : s2::Item::list({})});
}
break;
}
}
logfn("S6F21 RPTID=" + std::to_string(rptid.value_or(0)) +
" -> S6F22 (" + std::to_string(rows.size()) + " annotated values)");
return gem::s6f22_annotated_report_data(rows);
});
// S6F5 — Multi-block Data Send Inquire. When the host plays this
// role we grant unconditionally (HSMS doesn't have the SECS-I
// 244-byte block ceiling that motivates the handshake). Real hosts
// would gate on storage or busy state.
router.on(6, 5, [logfn](const s2::Message& msg) {
auto req = gem::parse_s6f5(msg);
logfn("S6F5 DATAID=" + std::to_string(req ? req->dataid : 0) +
" LEN=" + std::to_string(req ? req->datalength : 0) +
" -> S6F6 GRANT6=0");
return gem::s6f6_multi_block_grant(gem::MultiBlockGrant::Ok);
});
router.on(6, 23, [&io, active_conn, model, logfn](const s2::Message& msg) {
auto rsdc = gem::parse_s6f23(msg);
if (!rsdc) return gem::s6f24_request_spool_data_ack(gem::SpoolRequestAck::Denied);
if (*rsdc == gem::SpoolRequestCode::Purge) {
const auto n = model->spool.size();
model->spool.clear();
logfn("S6F23 purge: dropped " + std::to_string(n) + " messages");
return gem::s6f24_request_spool_data_ack(gem::SpoolRequestAck::Accept);
}
// Transmit: drain the queue, fire each as a fresh primary. Defer to
// the executor so the S6F24 ack flushes before the drained primaries
// go out — the host should see ACK first, then the spooled traffic.
auto drained = model->spool.drain();
logfn("S6F23 transmit: draining " + std::to_string(drained.size()) +
" messages");
asio::post(io, [active_conn, drained = std::move(drained), logfn]() mutable {
auto conn = active_conn->lock();
if (!conn) return;
for (auto& m : drained) {
const bool w = m.reply_expected;
if (w)
conn->send_request(std::move(m), [](std::error_code, const s2::Message&) {});
else
conn->send_data(std::move(m));
}
});
return gem::s6f24_request_spool_data_ack(gem::SpoolRequestAck::Accept);
});
router.on(5, 3, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s5f3(msg);
auto ack = req ? model->alarms.set_enabled(req->alid, (req->aled & 0x80) != 0)
: gem::AlarmAck::Error;
logfn(std::string("S5F3 -> S5F4 ACKC5=") + std::to_string(static_cast<int>(ack)));
return gem::s5f4_enable_alarm_ack(ack);
});
router.on(5, 7, [model, logfn](const s2::Message&) {
std::vector<gem::AlarmListing> rows;
for (const auto& a : model->alarms.all()) {
if (!model->alarms.enabled(a.id)) continue;
const uint8_t alcd = (a.severity_category & 0x7F) |
static_cast<uint8_t>(model->alarms.active(a.id) ? 0x80 : 0x00);
rows.push_back({alcd, a.id, a.text});
}
logfn("S5F7 -> S5F8 (" + std::to_string(rows.size()) + " enabled)");
return gem::s5f8_list_enabled_alarms_data(rows);
});
router.on(5, 5, [model, logfn](const s2::Message& msg) {
auto ids = gem::parse_u4_list_body(msg);
std::vector<gem::Alarm> alarms;
if (ids && ids->empty()) alarms = model->alarms.all();
else if (ids)
for (auto id : *ids) {
auto a = model->alarms.get(id);
if (a) alarms.push_back(*a);
}
logfn("S5F5 -> S5F6 (" + std::to_string(alarms.size()) + " alarms)");
return gem::s5f6_list_alarms_data(
alarms, [model](uint32_t id) { return model->alarms.active(id); });
});
// S5F13/F14 — Exception Recover Request. Validates EXRECVRA against
// the candidates the matching S5F9 advertised; on Accept the FSM
// transitions Posted/RecoverFailed -> Recovering. Equipment-side
// recovery progress is signalled by the application calling
// model->exceptions.fire_internal(exid, RecoveryComplete/Failed).
router.on(5, 13, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s5f13(msg);
auto ack = req ? model->exceptions.on_recover(req->exid, req->exrecvra)
: gem::AlarmAck::Error;
logfn("S5F13 EXID=" + std::to_string(req ? req->exid : 0) +
" action=" + (req ? req->exrecvra : std::string{"?"}) +
" -> S5F14 ACKC5=" + std::to_string(static_cast<int>(ack)));
return gem::s5f14_exception_recover_ack(ack);
});
router.on(5, 17, [model, logfn](const s2::Message& msg) {
auto exid = gem::parse_s5f17(msg);
auto ack = exid ? model->exceptions.on_recover_abort(*exid)
: gem::AlarmAck::Error;
logfn("S5F17 EXID=" + std::to_string(exid.value_or(0)) +
" -> S5F18 ACKC5=" + std::to_string(static_cast<int>(ack)));
return gem::s5f18_exception_recover_abort_ack(ack);
});
// ---- E87 Carrier Management dispatch ---------------------------------
// S3F17 maps the textual CARRIERACTION string onto a CarrierIDEvent
// and fires it against the matching carrier. Unknown actions return
// CarrierActionInvalid; unknown carriers return CarrierIDUnknown.
router.on(3, 17, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s3f17(msg);
if (!req) return gem::s3f18_carrier_action_ack(gem::CarrierActionAck::ParameterInvalid);
if (!model->carriers.has(req->carrierid))
return gem::s3f18_carrier_action_ack(gem::CarrierActionAck::CarrierIDUnknown);
auto ack = gem::CarrierActionAck::Accept;
if (req->carrieraction == "ProceedWithCarrier") {
model->carriers.fire_id_event(req->carrierid,
gem::CarrierIDEvent::ProceedWithCarrier);
} else if (req->carrieraction == "CancelCarrier") {
model->carriers.fire_id_event(req->carrierid,
gem::CarrierIDEvent::CancelCarrier);
} else if (req->carrieraction == "BindCarrierID") {
model->carriers.fire_id_event(req->carrierid, gem::CarrierIDEvent::Bind);
} else {
ack = gem::CarrierActionAck::CarrierActionInvalid;
}
logfn("S3F17 CARRIER=" + req->carrierid + " action=" + req->carrieraction +
" -> S3F18 CAACK=" + std::to_string(static_cast<int>(ack)));
return gem::s3f18_carrier_action_ack(ack);
});
// S3F25 — host instructs equipment to move a carrier between ports.
// We record the new port binding on the Carrier and fire the source
// port's StartUnloading + target port's StartLoading transfer events;
// application code is responsible for completing them.
router.on(3, 25, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s3f25(msg);
if (!req)
return gem::s3f26_carrier_transfer_ack(gem::CarrierActionAck::ParameterInvalid);
auto* c = model->carriers.get(req->carrierid);
if (!c)
return gem::s3f26_carrier_transfer_ack(gem::CarrierActionAck::CarrierIDUnknown);
model->load_ports.fire_transfer_event(req->source_portid,
gem::LoadPortTransferEvent::StartUnloading);
model->load_ports.fire_transfer_event(req->target_portid,
gem::LoadPortTransferEvent::StartLoading);
c->port_id = req->target_portid;
logfn("S3F25 CARRIER=" + req->carrierid +
" " + std::to_string(req->source_portid) + "->" +
std::to_string(req->target_portid));
return gem::s3f26_carrier_transfer_ack(gem::CarrierActionAck::Accept);
});
// S3F19 — Slot Map Verify. Host sends its expected slot map for
// CARRIERID; equipment compares against locally-stored slots and
// drives CSMS (NotRead -> Read on Accept, -> Mismatched on Mismatch).
router.on(3, 19, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s3f19(msg);
if (!req)
return gem::s3f20_slot_map_verify_ack(gem::SlotMapVerifyAck::Error);
auto* c = model->carriers.get(req->carrierid);
if (!c)
return gem::s3f20_slot_map_verify_ack(gem::SlotMapVerifyAck::CarrierUnknown);
bool match = c->slots.size() == req->slots.size();
if (match) {
for (std::size_t i = 0; i < req->slots.size(); ++i) {
if (static_cast<uint8_t>(c->slots[i].state) !=
static_cast<uint8_t>(req->slots[i])) { match = false; break; }
}
}
if (match) {
model->carriers.fire_slot_map_event(req->carrierid, gem::SlotMapEvent::Read);
logfn("S3F19 CARRIER=" + req->carrierid + " -> S3F20 Accept");
return gem::s3f20_slot_map_verify_ack(gem::SlotMapVerifyAck::Accept);
}
model->carriers.fire_slot_map_event(req->carrierid, gem::SlotMapEvent::Mismatch);
logfn("S3F19 CARRIER=" + req->carrierid + " -> S3F20 Mismatch");
return gem::s3f20_slot_map_verify_ack(gem::SlotMapVerifyAck::Mismatch);
});
// S3F27 — Cancel Carrier (single-EXID form).
router.on(3, 27, [model, logfn](const s2::Message& msg) {
auto cid = gem::parse_s3f27(msg);
if (!cid || !model->carriers.has(*cid))
return gem::s3f28_cancel_carrier_ack(gem::CarrierActionAck::CarrierIDUnknown);
model->carriers.fire_id_event(*cid, gem::CarrierIDEvent::CancelCarrier);
model->carriers.fire_access_event(*cid, gem::CarrierAccessEvent::Cancel);
logfn("S3F27 CARRIER=" + *cid + " cancelled");
return gem::s3f28_cancel_carrier_ack(gem::CarrierActionAck::Accept);
});
// S7F1 — Process Program Load Inquire. Host asks permission to send
// LENGTH bytes for PPID; equipment responds with PPGNT. Policy here:
// accept any reasonable size (< 16 MiB which is also our HSMS frame
// cap) and reject empty PPIDs. Real equipment would gate on
// available recipe storage.
router.on(7, 1, [logfn](const s2::Message& msg) {
auto req = gem::parse_s7f1(msg);
auto ack = gem::ProcessProgramAck::Accept;
if (!req || req->ppid.empty()) ack = gem::ProcessProgramAck::PpidNotFound;
else if (req->length > 16u * 1024u * 1024u) ack = gem::ProcessProgramAck::MatrixOverflow;
logfn("S7F1 PPID=" + (req ? req->ppid : std::string{"?"}) +
" LEN=" + std::to_string(req ? req->length : 0) +
" -> S7F2 PPGNT=" + std::to_string(static_cast<int>(ack)));
return gem::s7f2_pp_load_grant(ack);
});
router.on(7, 3, [model, logfn](const s2::Message& msg) {
auto pp = gem::parse_s7f3(msg);
if (!pp) return gem::s7f4_process_program_ack(gem::ProcessProgramAck::LengthError);
model->recipes.add(pp->ppid, pp->ppbody);
logfn("S7F3 PPID=" + pp->ppid + " -> S7F4 (Accept)");
return gem::s7f4_process_program_ack(gem::ProcessProgramAck::Accept);
});
// S7F17 — Delete Process Program. Empty PPID list deletes all;
// otherwise we remove each PPID and aggregate the worst ack.
router.on(7, 17, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s7f17(msg);
if (!req) return gem::s7f18_delete_pp_ack(gem::ProcessProgramAck::LengthError);
auto ack = gem::ProcessProgramAck::Accept;
if (req->empty()) {
const auto all = model->recipes.list();
for (const auto& id : all) model->recipes.remove(id);
logfn("S7F17 delete-all (" + std::to_string(all.size()) + ") -> S7F18 Accept");
} else {
for (const auto& id : *req) {
auto r = model->recipes.remove(id);
if (r != gem::ProcessProgramAck::Accept) ack = r;
}
logfn("S7F17 delete " + std::to_string(req->size()) +
" PPIDs -> S7F18 ACKC7=" + std::to_string(static_cast<int>(ack)));
}
return gem::s7f18_delete_pp_ack(ack);
});
router.on(7, 5, [model, logfn](const s2::Message& msg) {
auto ppid = gem::parse_s7f5(msg);
if (!ppid) return gem::s7f6_process_program_data("", "");
auto body = model->recipes.get(*ppid);
logfn("S7F5 PPID=" + *ppid + " -> S7F6");
return gem::s7f6_process_program_data(*ppid, body ? *body : "");
});
router.on(7, 19, [model, logfn](const s2::Message&) {
auto list = model->recipes.list();
logfn("S7F19 -> S7F20 (" + std::to_string(list.size()) + " PPIDs)");
return gem::s7f20_current_eppd_data(list);
});
// ---- E39 generic ObjectService ----------------------------------------
// S14F1 GetAttr / S14F3 SetAttr against the CemObjectStore. OBJTYPE
// is validated against the stored object's type name (case-sensitive).
router.on(14, 1, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s14f1(msg);
if (!req) return gem::s14f2_get_attr_data({}, gem::ObjectAck::Error);
auto* obj = model->cem.get(req->objspec);
if (!obj)
return gem::s14f2_get_attr_data({}, gem::ObjectAck::Denied_UnknownObject);
if (gem::cem_object_type_name(obj->objtype) != req->objtype)
return gem::s14f2_get_attr_data({}, gem::ObjectAck::Denied_InvalidAttribute);
std::vector<gem::AttrValue> attrs;
attrs.reserve(req->attrids.size());
for (const auto& id : req->attrids) {
auto v = model->cem.get_attr(req->objspec, id);
attrs.push_back({id, v.value_or(s2::Item::ascii(""))});
}
logfn("S14F1 " + req->objspec + " (" +
std::to_string(req->attrids.size()) + " attrs) -> S14F2");
return gem::s14f2_get_attr_data(attrs, gem::ObjectAck::Success);
});
router.on(14, 3, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s14f3(msg);
if (!req)
return gem::s14f4_set_attr_ack({}, gem::ObjectAck::Error);
auto* obj = model->cem.get(req->objspec);
if (!obj)
return gem::s14f4_set_attr_ack({}, gem::ObjectAck::Denied_UnknownObject);
if (gem::cem_object_type_name(obj->objtype) != req->objtype)
return gem::s14f4_set_attr_ack({}, gem::ObjectAck::Denied_InvalidAttribute);
for (const auto& a : req->attrs) {
model->cem.set_attr(req->objspec, a.attrid, a.value);
}
// Reply echoes back the now-stored values.
std::vector<gem::AttrValue> reply;
reply.reserve(req->attrs.size());
for (const auto& a : req->attrs) {
auto v = model->cem.get_attr(req->objspec, a.attrid);
reply.push_back({a.attrid, v.value_or(s2::Item::ascii(""))});
}
logfn("S14F3 " + req->objspec + " (" +
std::to_string(req->attrs.size()) + " attrs) -> S14F4");
return gem::s14f4_set_attr_ack(reply, gem::ObjectAck::Success);
});
// ---- E40 / E94 -------------------------------------------------------
router.on(14, 9, [model, logfn, run_cj_lifecycle](const s2::Message& msg) {
(void)run_cj_lifecycle;
auto req = gem::parse_s14f9(msg);
if (!req) {
logfn("S14F9 -> S14F10 Error (malformed body)");
return gem::s14f10_create_control_job_ack("", gem::ObjectAck::Error);
}
auto r = model->control_jobs.create(
req->ctljobid, req->prjobids,
[model](const std::string& id) { return model->process_jobs.has(id); });
gem::ObjectAck ack = gem::ObjectAck::Success;
switch (r) {
case gem::ControlJobStore::CreateResult::Created: ack = gem::ObjectAck::Success; break;
case gem::ControlJobStore::CreateResult::Denied_AlreadyExists:
ack = gem::ObjectAck::Denied_AlreadyExists; break;
case gem::ControlJobStore::CreateResult::Denied_UnknownPRJob:
ack = gem::ObjectAck::Denied_UnknownObject; break;
case gem::ControlJobStore::CreateResult::Denied_Empty:
ack = gem::ObjectAck::Denied_InvalidAttribute; break;
}
logfn("S14F9 CJ=" + req->ctljobid + " -> S14F10 OBJACK=" +
std::to_string(static_cast<int>(ack)));
return gem::s14f10_create_control_job_ack(req->ctljobid, ack);
});
router.on(14, 11, [model, logfn](const s2::Message& msg) {
auto id = gem::parse_s14f11(msg);
if (!id) return gem::s14f12_delete_control_job_ack(gem::ObjectAck::Error);
const auto removed = model->control_jobs.remove(*id);
logfn("S14F11 delete CJ=" + *id + " -> S14F12 " +
(removed ? "Success" : "UnknownObject"));
return gem::s14f12_delete_control_job_ack(
removed ? gem::ObjectAck::Success : gem::ObjectAck::Denied_UnknownObject);
});
router.on(16, 11, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s16f11(msg);
if (!req) return gem::s16f12_pr_job_create_ack(gem::HostCmdAck::ParameterInvalid);
auto r = model->process_jobs.create(
req->prjobid, req->rcpspec.ppid, req->mtrloutspec,
[model](const std::string& ppid) {
return model->recipes.get(ppid).has_value();
});
gem::HostCmdAck ack = gem::HostCmdAck::Accept;
switch (r) {
case gem::ProcessJobStore::CreateResult::Created: ack = gem::HostCmdAck::Accept; break;
case gem::ProcessJobStore::CreateResult::Denied_AlreadyExists:
ack = gem::HostCmdAck::Rejected; break;
case gem::ProcessJobStore::CreateResult::Denied_InvalidPpid:
ack = gem::HostCmdAck::ParameterInvalid; break;
}
if (ack == gem::HostCmdAck::Accept) {
// Persist the optional E40-0705 trailers (MF / recipe-method /
// recipe variables / process parameters) on the freshly created PJ.
std::vector<gem::RcpVar> rcpvars;
rcpvars.reserve(req->rcpspec.rcpvars.size());
for (auto& v : req->rcpspec.rcpvars) rcpvars.push_back({v.name, v.value});
std::vector<gem::ProcessParam> params;
params.reserve(req->prprocessparams.size());
for (auto& p : req->prprocessparams) params.push_back({p.name, p.value});
model->process_jobs.set_e40_extras(req->prjobid, req->mf,
req->prrecipemethod,
std::move(rcpvars),
std::move(params));
}
logfn("S16F11 PJ=" + req->prjobid + " PPID=" + req->rcpspec.ppid +
" MF=" + std::to_string(static_cast<int>(req->mf)) +
" RM=" + std::to_string(static_cast<int>(req->prrecipemethod)) +
" rcpvars=" + std::to_string(req->rcpspec.rcpvars.size()) +
" params=" + std::to_string(req->prprocessparams.size()) +
" -> S16F12 HCACK=" + std::to_string(static_cast<int>(ack)));
return gem::s16f12_pr_job_create_ack(ack);
});
router.on(16, 13, [model, logfn](const s2::Message& msg) {
auto id = gem::parse_s16f13(msg);
auto ack = id ? model->process_jobs.dequeue(*id) : gem::HostCmdAck::ParameterInvalid;
logfn("S16F13 PJ=" + (id ? *id : std::string{"?"}) +
" -> S16F14 HCACK=" + std::to_string(static_cast<int>(ack)));
return gem::s16f14_pr_job_dequeue_ack(ack);
});
router.on(16, 7, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s16f7(msg);
if (!req) return gem::s16f8_pr_job_monitor_ack(gem::HostCmdAck::ParameterInvalid);
bool any_bad = false;
for (const auto& e : req->entries) {
const bool enable = (e.pralert & 0x80) != 0;
if (!model->process_jobs.set_alert(e.prjobid, enable)) any_bad = true;
}
const auto ack = any_bad ? gem::HostCmdAck::InvalidObject : gem::HostCmdAck::Accept;
logfn("S16F7 monitor " + std::to_string(req->entries.size()) +
" jobs -> S16F8 HCACK=" + std::to_string(static_cast<int>(ack)));
return gem::s16f8_pr_job_monitor_ack(ack);
});
router.on(16, 15, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s16f15(msg);
if (!req)
return gem::s16f16_pr_job_create_multi_ack(std::vector<gem::PRJobCreateMultiResult>{});
std::vector<gem::PRJobCreateMultiResult> results;
results.reserve(req->jobs.size());
for (const auto& job : req->jobs) {
auto r = model->process_jobs.create(
job.prjobid, job.ppid, job.mtrloutspec,
[model](const std::string& ppid) {
return model->recipes.get(ppid).has_value();
});
gem::HostCmdAck ack = gem::HostCmdAck::Accept;
switch (r) {
case gem::ProcessJobStore::CreateResult::Created: break;
case gem::ProcessJobStore::CreateResult::Denied_AlreadyExists:
ack = gem::HostCmdAck::Rejected; break;
case gem::ProcessJobStore::CreateResult::Denied_InvalidPpid:
ack = gem::HostCmdAck::ParameterInvalid; break;
}
results.push_back({job.prjobid, ack});
}
logfn("S16F15 multi-create " + std::to_string(req->jobs.size()) +
" jobs -> S16F16");
return gem::s16f16_pr_job_create_multi_ack(results);
});
router.on(16, 5, [model, logfn](const s2::Message& msg) {
auto req = gem::parse_s16f5(msg);
if (!req) return gem::s16f6_pr_job_command_ack(gem::HostCmdAck::ParameterInvalid);
auto ev = gem::pr_cmd_to_event(req->prcmd);
if (!ev) return gem::s16f6_pr_job_command_ack(gem::HostCmdAck::InvalidCommand);
auto ack = model->process_jobs.on_host_command(req->prjobid, *ev);
logfn("S16F5 PJ=" + req->prjobid + " " + req->prcmd +
" -> S16F6 HCACK=" + std::to_string(static_cast<int>(ack)));
return gem::s16f6_pr_job_command_ack(ack);
});
router.on(16, 27, [model, logfn, run_cj_lifecycle](const s2::Message& msg) {
auto req = gem::parse_s16f27(msg);
if (!req) return gem::s16f28_cj_command_ack(gem::HostCmdAck::ParameterInvalid);
auto ev = gem::ctl_cmd_to_event(req->ctljobcmd);
if (!ev) return gem::s16f28_cj_command_ack(gem::HostCmdAck::InvalidCommand);
// CJSTART semantics: implicit Select -> SetupComplete -> Start
// cascade so a Queued CJ can be started in one host action. The
// cascade is the equipment policy; the FSM rules still gate every
// step.
auto ack = gem::HostCmdAck::Accept;
if (*ev == gem::ControlJobEvent::Start) {
run_cj_lifecycle(req->ctljobid);
} else {
ack = model->control_jobs.on_host_command(req->ctljobid, *ev);
}
logfn("S16F27 CJ=" + req->ctljobid + " " + req->ctljobcmd +
" -> S16F28 HCACK=" + std::to_string(static_cast<int>(ack)));
return gem::s16f28_cj_command_ack(ack);
});
router.on(10, 1, [logfn](const s2::Message& msg) {
auto td = gem::parse_s10f1(msg);
if (td) logfn("TERMINAL[" + std::to_string(td->tid) + "] " + td->text);
return gem::s10f2_terminal_display_ack(gem::TerminalAck::Accepted);
});
// S10F3 is the canonical SEMI E5 host→equipment "Terminal Display Single"
// (S10F1 is documented in the spec as equipment→host); secsgem-py and
// other reference libraries use F3. We accept both for compatibility.
router.on(10, 3, [logfn](const s2::Message& msg) {
auto td = gem::parse_s10f3(msg);
if (td) logfn("TERMINAL[" + std::to_string(td->tid) + "] " + td->text);
return gem::s10f4_terminal_display_ack(gem::TerminalAck::Accepted);
});
router.on(10, 5, [logfn](const s2::Message& msg) {
auto td = gem::parse_s10f5(msg);
if (td) {
logfn("TERMINAL[" + std::to_string(td->tid) + "] (" +
std::to_string(td->lines.size()) + " lines)");
for (const auto& l : td->lines) logfn(" | " + l);
}
return gem::s10f6_terminal_display_multi_ack(gem::TerminalAck::Accepted);
});
logfn("registered " + std::to_string(router.size()) + " (stream,function) handlers");
// ---- Wire the router into accepted connections -----------------------
server.on_connection([&io, sm, model, logfn, active_conn, &router, desc](
std::shared_ptr<Connection> conn) {
*active_conn = conn;
conn->set_closed_handler([active_conn](const std::string&) { active_conn->reset(); });
// E30 §6.22: on entering SELECTED, if there's spooled data, notify
// the host via S6F25 so it can decide (S6F23 Transmit vs Purge).
// Our happy-path demo never drops the link so this branch doesn't
// fire there — but the wiring is the canonical re-SELECT trigger.
conn->set_selected_handler([logfn, sm, model, &io, active_conn]() {
logfn(std::string("host is online; control=") + gem::control_state_name(sm->state()));
if (model->spool.size() == 0) return;
asio::post(io, [active_conn, model, logfn]() {
auto c = active_conn->lock();
if (!c) return;
const uint32_t n = static_cast<uint32_t>(model->spool.size());
logfn("spool: notifying host of " + std::to_string(n) + " queued messages");
c->send_request(gem::s6f25_spool_data_ready(n),
[](std::error_code, const s2::Message&) {});
});
});
// Wrap router.dispatch so we can emit S9F3 / S9F5 when an inbound
// primary has no registered handler. We use Connection's
// current_header() accessor to capture the offending MHEAD; without
// it we'd be left fabricating a synthetic header.
std::weak_ptr<Connection> wconn = conn;
conn->set_message_handler([&router, wconn, logfn](const s2::Message& msg)
-> std::optional<s2::Message> {
if (!router.has_handler(msg.stream, msg.function)) {
auto c = wconn.lock();
if (c && c->current_header()) {
const uint8_t s9_function =
router.has_handler_for_stream(msg.stream) ? 5 : 3;
logfn("unhandled S" + std::to_string(msg.stream) + "F" +
std::to_string(msg.function) + "; emitting S9F" +
std::to_string(s9_function));
c->emit_s9(s9_function, c->current_header()->encode());
}
}
return router.dispatch(msg);
});
});
server.start();
io.run();
return 0;
}