Initial commit of a simple OpenOLT simulator
make openoltsim
./build/openoltsim
Openoltsim is meant to simulate an OLT running the OpenOLT driver.
Currently, it only sends the the "olt up" indication allowing
voltha pre-provision/enable commands to connect to openoltsim.
Change-Id: I95910657d269e37f4e4943d2b91f2780ecd8fd08
diff --git a/openoltsim/Queue.h b/openoltsim/Queue.h
new file mode 100644
index 0000000..854851e
--- /dev/null
+++ b/openoltsim/Queue.h
@@ -0,0 +1,60 @@
+//
+// Copyright (c) 2013 Juan Palacios juan.palacios.puyana@gmail.com
+// Subject to the BSD 2-Clause License
+// - see < http://opensource.org/licenses/BSD-2-Clause>
+//
+
+#ifndef CONCURRENT_QUEUE_
+#define CONCURRENT_QUEUE_
+
+#include <queue>
+#include <thread>
+#include <mutex>
+#include <condition_variable>
+
+template <typename T>
+class Queue
+{
+ public:
+
+ T pop()
+ {
+ std::unique_lock<std::mutex> mlock(mutex_);
+ while (queue_.empty())
+ {
+ cond_.wait(mlock);
+ }
+ auto val = queue_.front();
+ queue_.pop();
+ return val;
+ }
+
+ void pop(T& item)
+ {
+ std::unique_lock<std::mutex> mlock(mutex_);
+ while (queue_.empty())
+ {
+ cond_.wait(mlock);
+ }
+ item = queue_.front();
+ queue_.pop();
+ }
+
+ void push(const T& item)
+ {
+ std::unique_lock<std::mutex> mlock(mutex_);
+ queue_.push(item);
+ mlock.unlock();
+ cond_.notify_one();
+ }
+ Queue()=default;
+ Queue(const Queue&) = delete; // disable copying
+ Queue& operator=(const Queue&) = delete; // disable assignment
+
+ private:
+ std::queue<T> queue_;
+ std::mutex mutex_;
+ std::condition_variable cond_;
+};
+
+#endif
diff --git a/openoltsim/core.cc b/openoltsim/core.cc
new file mode 100644
index 0000000..edba795
--- /dev/null
+++ b/openoltsim/core.cc
@@ -0,0 +1,98 @@
+/*
+ Copyright (C) 2018 Open Networking Foundation
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <iostream>
+#include <memory>
+#include <string>
+
+#include "Queue.h"
+#include <iostream>
+#include <sstream>
+
+#include "core.h"
+
+Status Enable_() {
+ return Status::OK;
+}
+
+Status Disable_() {
+ return Status::OK;
+}
+
+Status Reenable_() {
+ return Status::OK;
+}
+
+Status EnablePonIf_(uint32_t intf_id) {
+ return Status::OK;
+}
+
+Status DisableUplinkIf_(uint32_t intf_id) {
+ return Status::OK;
+}
+
+Status EnableUplinkIf_(uint32_t intf_id) {
+ return Status::OK;
+}
+
+Status DisablePonIf_(uint32_t intf_id) {
+ return Status::OK;
+}
+
+Status ActivateOnu_(uint32_t intf_id, uint32_t onu_id,
+ const char *vendor_id, const char *vendor_specific, uint32_t pir) {
+ return Status::OK;
+}
+
+Status DeactivateOnu_(uint32_t intf_id, uint32_t onu_id,
+ const char *vendor_id, const char *vendor_specific) {
+ return Status::OK;
+}
+
+Status DeleteOnu_(uint32_t intf_id, uint32_t onu_id,
+ const char *vendor_id, const char *vendor_specific) {
+ return Status::OK;;
+}
+
+Status OmciMsgOut_(uint32_t intf_id, uint32_t onu_id, const std::string pkt) {
+ return Status::OK;
+}
+
+Status OnuPacketOut_(uint32_t intf_id, uint32_t onu_id, const std::string pkt) {
+ return Status::OK;
+}
+
+Status UplinkPacketOut_(uint32_t intf_id, const std::string pkt) {
+ return Status::OK;
+}
+
+Status FlowAdd_(uint32_t onu_id,
+ uint32_t flow_id, const std::string flow_type,
+ uint32_t access_intf_id, uint32_t network_intf_id,
+ uint32_t gemport_id, uint32_t priority_value,
+ const ::openolt::Classifier& classifier,
+ const ::openolt::Action& action) {
+ return Status::OK;
+}
+
+Status SchedAdd_(int intf_id, int onu_id, int agg_port_id) {
+ return Status::OK;
+}
+
+Status SchedRemove_(int intf_id, int onu_id, int agg_port_id) {
+ return Status::OK;
+}
diff --git a/openoltsim/core.h b/openoltsim/core.h
new file mode 100644
index 0000000..ab7fbf7
--- /dev/null
+++ b/openoltsim/core.h
@@ -0,0 +1,63 @@
+/*
+ Copyright (C) 2018 Open Networking Foundation
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef OPENOLT_CORE_H_
+#define OPENOLT_CORE_H_
+
+#include <grpc++/grpc++.h>
+using grpc::Status;
+#include <openolt.grpc.pb.h>
+#include "Queue.h"
+
+extern Queue<openolt::Indication> oltIndQ;
+
+Status Enable_();
+Status ActivateOnu_(uint32_t intf_id, uint32_t onu_id,
+ const char *vendor_id, const char *vendor_specific, uint32_t pir);
+Status DeactivateOnu_(uint32_t intf_id, uint32_t onu_id,
+ const char *vendor_id, const char *vendor_specific);
+Status DeleteOnu_(uint32_t intf_id, uint32_t onu_id,
+ const char *vendor_id, const char *vendor_specific);
+Status EnablePonIf_(uint32_t intf_id);
+Status DisablePonIf_(uint32_t intf_id);
+Status EnableUplinkIf_(uint32_t intf_id);
+Status DisableUplinkIf_(uint32_t intf_id);
+Status OmciMsgOut_(uint32_t intf_id, uint32_t onu_id, const std::string pkt);
+Status OnuPacketOut_(uint32_t intf_id, uint32_t onu_id, const std::string pkt);
+Status UplinkPacketOut_(uint32_t intf_id, const std::string pkt);
+Status FlowAdd_(uint32_t onu_id,
+ uint32_t flow_id, const std::string flow_type,
+ uint32_t access_intf_id, uint32_t network_intf_id,
+ uint32_t gemport_id, uint32_t priority,
+ const ::openolt::Classifier& classifier,
+ const ::openolt::Action& action);
+Status Disable_();
+Status Reenable_();
+
+
+static Status SchedAdd_(int intf_id, int onu_id, int agg_port_id);
+static Status SchedRemove_(int intf_id, int onu_id, int agg_port_id);
+
+static inline int mk_sched_id(int onu_id) {
+ return 1023 + onu_id;
+}
+
+static inline int mk_agg_port_id(int onu_id) {
+ return 1023 + onu_id;
+}
+
+#endif
diff --git a/openoltsim/main.cc b/openoltsim/main.cc
new file mode 100644
index 0000000..652378e
--- /dev/null
+++ b/openoltsim/main.cc
@@ -0,0 +1,50 @@
+/*
+ Copyright (C) 2018 Open Networking Foundation
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+#include <iostream>
+#include <unistd.h>
+#include <pthread.h>
+
+#include "server.h"
+#include "core.h"
+#include "state.h"
+
+void* RunSim(void *) {
+ while (!state::is_connected()) {
+ sleep(5);
+ }
+
+ // Send Olt up indication
+ {
+ openolt::Indication ind;
+ openolt::OltIndication* olt_ind = new openolt::OltIndication;
+ olt_ind->set_oper_state("up");
+ ind.set_allocated_olt_ind(olt_ind);
+ std::cout << "olt indication, oper_state:" << ind.olt_ind().oper_state() << std::endl;
+ oltIndQ.push(ind);
+ }
+
+ // TODO - Add interface and onu indication events
+}
+
+int main(int argc, char** argv) {
+ pthread_t simThread;
+
+ pthread_create(&simThread, NULL, RunSim, NULL);
+ RunServer();
+
+ return 0;
+}
diff --git a/openoltsim/server.cc b/openoltsim/server.cc
new file mode 100644
index 0000000..1277798
--- /dev/null
+++ b/openoltsim/server.cc
@@ -0,0 +1,222 @@
+/*
+ Copyright (C) 2018 Open Networking Foundation
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <iostream>
+#include <memory>
+#include <string>
+#include <time.h>
+#include <pthread.h>
+
+#include "Queue.h"
+#include <iostream>
+#include <sstream>
+
+#include "server.h"
+#include "core.h"
+#include "state.h"
+
+#include <grpc++/grpc++.h>
+#include <openolt.grpc.pb.h>
+
+using grpc::Server;
+using grpc::ServerBuilder;
+using grpc::ServerContext;
+using grpc::ServerWriter;
+using grpc::Status;
+
+const char *serverPort = "0.0.0.0:9191";
+int signature;
+
+Queue<openolt::Indication> oltIndQ;
+
+class OpenoltService final : public openolt::Openolt::Service {
+
+ Status DisableOlt(
+ ServerContext* context,
+ const openolt::Empty* request,
+ openolt::Empty* response) override {
+ return Disable_();
+ }
+
+ Status ReenableOlt(
+ ServerContext* context,
+ const openolt::Empty* request,
+ openolt::Empty* response) override {
+ return Reenable_();
+ }
+
+ Status ActivateOnu(
+ ServerContext* context,
+ const openolt::Onu* request,
+ openolt::Empty* response) override {
+ return ActivateOnu_(
+ request->intf_id(),
+ request->onu_id(),
+ ((request->serial_number()).vendor_id()).c_str(),
+ ((request->serial_number()).vendor_specific()).c_str(),
+ request->pir());
+ }
+
+ Status DeactivateOnu(
+ ServerContext* context,
+ const openolt::Onu* request,
+ openolt::Empty* response) override {
+ return DeactivateOnu_(
+ request->intf_id(),
+ request->onu_id(),
+ ((request->serial_number()).vendor_id()).c_str(),
+ ((request->serial_number()).vendor_specific()).c_str());
+ }
+
+ Status DeleteOnu(
+ ServerContext* context,
+ const openolt::Onu* request,
+ openolt::Empty* response) override {
+ return DeleteOnu_(
+ request->intf_id(),
+ request->onu_id(),
+ ((request->serial_number()).vendor_id()).c_str(),
+ ((request->serial_number()).vendor_specific()).c_str());
+ }
+
+ Status OmciMsgOut(
+ ServerContext* context,
+ const openolt::OmciMsg* request,
+ openolt::Empty* response) override {
+ return OmciMsgOut_(
+ request->intf_id(),
+ request->onu_id(),
+ request->pkt());
+ }
+
+ Status OnuPacketOut(
+ ServerContext* context,
+ const openolt::OnuPacket* request,
+ openolt::Empty* response) override {
+ return OnuPacketOut_(
+ request->intf_id(),
+ request->onu_id(),
+ request->pkt());
+ }
+
+ Status UplinkPacketOut(
+ ServerContext* context,
+ const openolt::UplinkPacket* request,
+ openolt::Empty* response) override {
+ return UplinkPacketOut_(
+ request->intf_id(),
+ request->pkt());
+ }
+
+ Status FlowAdd(
+ ServerContext* context,
+ const openolt::Flow* request,
+ openolt::Empty* response) override {
+ return FlowAdd_(
+ request->onu_id(),
+ request->flow_id(),
+ request->flow_type(),
+ request->access_intf_id(),
+ request->network_intf_id(),
+ request->gemport_id(),
+ request->priority(),
+ request->classifier(),
+ request->action());
+ }
+
+ Status EnableIndication(
+ ServerContext* context,
+ const ::openolt::Empty* request,
+ ServerWriter<openolt::Indication>* writer) override {
+ std::cout << "Connection to Voltha established. Indications enabled"
+ << std::endl;
+ state::connect();
+
+ while (state::is_connected) {
+ auto oltInd = oltIndQ.pop();
+ bool isConnected = writer->Write(oltInd);
+ if (!isConnected) {
+ //Lost connectivity to this Voltha instance
+ //Put the indication back in the queue for next connecting instance
+ oltIndQ.push(oltInd);
+ state::disconnect();
+ }
+ //oltInd.release_olt_ind()
+ }
+
+ return Status::OK;
+ }
+
+ Status HeartbeatCheck(
+ ServerContext* context,
+ const openolt::Empty* request,
+ openolt::Heartbeat* response) override {
+ response->set_heartbeat_signature(signature);
+
+ return Status::OK;
+ }
+
+ Status EnablePonIf(
+ ServerContext* context,
+ const openolt::Interface* request,
+ openolt::Empty* response) override {
+
+ return EnablePonIf_(request->intf_id());
+ }
+
+ Status DisablePonIf(
+ ServerContext* context,
+ const openolt::Interface* request,
+ openolt::Empty* response) override {
+
+ return DisablePonIf_(request->intf_id());
+ }
+
+ Status Reboot(
+ ServerContext* context,
+ const openolt::Empty* request,
+ openolt::Empty* response) override {
+
+ //system("shutdown -r now");
+
+ return Status::OK;
+
+ }
+
+
+};
+
+void RunServer() {
+ OpenoltService service;
+ std::string server_address(serverPort);
+ ServerBuilder builder;
+
+ builder.AddListeningPort(server_address, grpc::InsecureServerCredentials());
+ builder.RegisterService(&service);
+
+ std::unique_ptr<Server> server(builder.BuildAndStart());
+
+ time_t now;
+ time(&now);
+ signature = (int)now;
+
+ std::cout << "Server listening on " << server_address
+ << ", connection signature : " << signature << std::endl;
+
+
+ server->Wait();
+}
diff --git a/openoltsim/server.h b/openoltsim/server.h
new file mode 100644
index 0000000..52ef083
--- /dev/null
+++ b/openoltsim/server.h
@@ -0,0 +1,23 @@
+/*
+ Copyright (C) 2018 Open Networking Foundation
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef OPENOLT_SERVER_H_
+#define OPENOLT_SERVER_H_
+
+void RunServer();
+
+#endif
diff --git a/openoltsim/state.cc b/openoltsim/state.cc
new file mode 100644
index 0000000..c3b2966
--- /dev/null
+++ b/openoltsim/state.cc
@@ -0,0 +1,41 @@
+#include <mutex>
+
+namespace state {
+
+ bool connected_to_voltha = false;
+ bool activated = false;
+ std::mutex state_lock;
+
+ bool is_connected() {
+ return connected_to_voltha;
+ }
+
+ bool is_activated() {
+ return activated;
+ }
+
+ void connect() {
+ state_lock.lock();
+ connected_to_voltha = true;
+ state_lock.unlock();
+ }
+
+ void disconnect() {
+ state_lock.lock();
+ connected_to_voltha = false;
+ state_lock.unlock();
+ }
+
+ void activate() {
+ state_lock.lock();
+ activated = true;
+ state_lock.unlock();
+ }
+
+ void deactivate() {
+ state_lock.lock();
+ activated = false;
+ state_lock.unlock();
+ }
+
+}
diff --git a/openoltsim/state.h b/openoltsim/state.h
new file mode 100644
index 0000000..c392a01
--- /dev/null
+++ b/openoltsim/state.h
@@ -0,0 +1,13 @@
+#ifndef OPENOLT_STATE_H_
+#define OPENOLT_STATE_H_
+
+namespace state {
+ bool is_activated();
+ bool is_connected();
+ void connect();
+ void disconnect();
+ void activate();
+ void deactivate();
+}
+
+#endif