1 /* Copyright (c) 2010-2021. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 /* SimGrid Lua bindings */
8 #include "lua_private.hpp"
9 #include "simgrid/kernel/routing/NetPoint.hpp"
10 #include "src/kernel/resource/profile/Profile.hpp"
11 #include "src/surf/network_interface.hpp"
12 #include "src/surf/surf_private.hpp"
13 #include "src/surf/xml/platf_private.hpp"
14 #include "xbt/parse_units.hpp"
16 #include <boost/algorithm/string/classification.hpp>
17 #include <boost/algorithm/string/split.hpp>
18 #include <simgrid/s4u/Engine.hpp>
19 #include <simgrid/s4u/Host.hpp>
28 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(lua_platf, lua, "Lua bindings (platform module)");
30 constexpr char PLATF_MODULE_NAME[] = "simgrid.engine";
31 constexpr char AS_FIELDNAME[] = "__simgrid_as";
33 /* ********************************************************************************* */
34 /* simgrid.platf API */
35 /* ********************************************************************************* */
37 static const luaL_Reg platf_functions[] = {
38 {"open", console_open},
39 {"close", console_close},
40 {"AS_open", console_AS_open},
41 {"AS_seal", console_AS_seal},
42 {"backbone_new", console_add_backbone},
43 {"host_link_new", console_add_host___link},
44 {"host_new", console_add_host},
45 {"link_new", console_add_link},
46 {"router_new", console_add_router},
47 {"route_new", console_add_route},
48 {"ASroute_new", console_add_ASroute},
52 static simgrid::s4u::Link::SharingPolicy link_policy_get_by_name(const char* policy)
54 if (policy && not strcmp(policy, "FULLDUPLEX")) {
55 XBT_WARN("Please update your platform to use SPLITDUPLEX instead of FULLDUPLEX");
56 return simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX;
57 } else if (policy && not strcmp(policy, "SPLITDUPLEX")) {
58 return simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX;
59 } else if (policy && not strcmp(policy, "FATPIPE")) {
60 return simgrid::s4u::Link::SharingPolicy::FATPIPE;
62 return simgrid::s4u::Link::SharingPolicy::SHARED;
66 int console_open(lua_State*)
69 simgrid::s4u::Engine::on_platform_creation();
74 int console_close(lua_State*)
76 simgrid::s4u::Engine::on_platform_created();
81 int console_add_backbone(lua_State *L) {
82 auto link = std::make_unique<simgrid::kernel::routing::LinkCreationArgs>();
84 lua_getstack(L, 1, &ar);
85 lua_getinfo(L, "Sl", &ar);
87 lua_ensure(lua_istable(L, -1),"Bad Arguments to create backbone in Lua. Should be a table with named arguments.");
89 lua_pushstring(L, "id");
90 int type = lua_gettable(L, -2);
91 lua_ensure(type == LUA_TSTRING, "Attribute 'id' must be specified for backbone and must be a string.");
92 link->id = lua_tostring(L, -1);
95 lua_pushstring(L, "bandwidth");
96 type = lua_gettable(L, -2);
97 lua_ensure(type == LUA_TSTRING || type == LUA_TNUMBER,
98 "Attribute 'bandwidth' must be specified for backbone and must either be a string (in the right format; see docs) or a number.");
99 link->bandwidths.push_back(
100 xbt_parse_get_bandwidth(ar.short_src, ar.currentline, lua_tostring(L, -1), "bandwidth of backbone " + link->id));
103 lua_pushstring(L, "lat");
104 type = lua_gettable(L, -2);
105 lua_ensure(type == LUA_TSTRING || type == LUA_TNUMBER,
106 "Attribute 'lat' must be specified for backbone and must either be a string (in the right format; see docs) or a number.");
108 xbt_parse_get_time(ar.short_src, ar.currentline, lua_tostring(L, -1), "latency of backbone " + link->id);
111 lua_pushstring(L, "sharing_policy");
113 const char* policy = lua_tostring(L, -1);
115 link->policy = link_policy_get_by_name(policy);
117 routing_cluster_add_backbone(std::move(link));
122 int console_add_host___link(lua_State *L) {
123 simgrid::kernel::routing::HostLinkCreationArgs hostlink;
126 lua_ensure(lua_istable(L, -1), "Bad Arguments to create host_link in Lua. Should be a table with named arguments.");
128 lua_pushstring(L, "id");
129 type = lua_gettable(L, -2);
130 lua_ensure(type == LUA_TSTRING, "Attribute 'id' must be specified for any host_link and must be a string.");
131 hostlink.id = lua_tostring(L, -1);
134 lua_pushstring(L, "up");
135 type = lua_gettable(L, -2);
136 lua_ensure(type == LUA_TSTRING || type == LUA_TNUMBER,
137 "Attribute 'up' must be specified for host_link and must either be a string or a number.");
138 hostlink.link_up = lua_tostring(L, -1);
141 lua_pushstring(L, "down");
142 type = lua_gettable(L, -2);
143 lua_ensure(type == LUA_TSTRING || type == LUA_TNUMBER,
144 "Attribute 'down' must be specified for host_link and must either be a string or a number.");
145 hostlink.link_down = lua_tostring(L, -1);
148 XBT_DEBUG("Create a host_link for host %s", hostlink.id.c_str());
149 sg_platf_new_hostlink(&hostlink);
154 int console_add_host(lua_State *L) {
155 simgrid::kernel::routing::HostCreationArgs host;
158 lua_getstack(L, 1, &ar);
159 lua_getinfo(L, "Sl", &ar);
161 // we get values from the table passed as argument
162 lua_ensure(lua_istable(L, -1),
163 "Bad Arguments to create host. Should be a table with named arguments");
166 lua_pushstring(L, "id");
167 type = lua_gettable(L, -2);
168 lua_ensure(type == LUA_TSTRING,
169 "Attribute 'id' must be specified for any host and must be a string.");
170 host.id = lua_tostring(L, -1);
174 lua_pushstring(L, "speed");
175 type = lua_gettable(L, -2);
176 lua_ensure(type == LUA_TSTRING || type == LUA_TNUMBER,
177 "Attribute 'speed' must be specified for host and must either be a string (in the correct format; check documentation) or a number.");
178 if (type == LUA_TNUMBER)
179 host.speed_per_pstate.push_back(lua_tonumber(L, -1));
181 host.speed_per_pstate.push_back(
182 xbt_parse_get_speed(ar.short_src, ar.currentline, lua_tostring(L, -1), "speed of host " + host.id));
186 lua_pushstring(L, "core");
188 if (not lua_isnumber(L, -1))
189 host.core_amount = 1; // Default value
191 host.core_amount = static_cast<int>(lua_tointeger(L, -1));
192 if (host.core_amount == 0)
193 host.core_amount = 1;
197 lua_pushstring(L, "availability_file");
199 const char *filename = lua_tostring(L, -1);
201 host.speed_trace = simgrid::kernel::profile::Profile::from_file(filename);
205 lua_pushstring(L, "state_file");
207 filename = lua_tostring(L, -1);
209 host.state_trace = simgrid::kernel::profile::Profile::from_file(filename);
212 sg_platf_new_host_begin(&host);
213 sg_platf_new_host_seal(0);
218 int console_add_link(lua_State *L) {
219 simgrid::kernel::routing::LinkCreationArgs link;
221 lua_getstack(L, 1, &ar);
222 lua_getinfo(L, "Sl", &ar);
226 lua_ensure(lua_istable(L, -1), "Bad Arguments to create link, Should be a table with named arguments");
229 lua_pushstring(L, "id");
230 int type = lua_gettable(L, -2);
231 lua_ensure(type == LUA_TSTRING || type == LUA_TNUMBER,
232 "Attribute 'id' must be specified for any link and must be a string.");
233 link.id = lua_tostring(L, -1);
236 // get bandwidth value
237 lua_pushstring(L, "bandwidth");
238 type = lua_gettable(L, -2);
239 lua_ensure(type == LUA_TSTRING || type == LUA_TNUMBER,
240 "Attribute 'bandwidth' must be specified for any link and must either be either a string (in the right format; see docs) or a number.");
241 if (type == LUA_TNUMBER)
242 link.bandwidths.push_back(lua_tonumber(L, -1));
244 link.bandwidths.push_back(
245 xbt_parse_get_bandwidth(ar.short_src, ar.currentline, lua_tostring(L, -1), "bandwidth of link " + link.id));
249 lua_pushstring(L, "lat");
250 type = lua_gettable(L, -2);
251 lua_ensure(type == LUA_TSTRING || type == LUA_TNUMBER,
252 "Attribute 'lat' must be specified for any link and must either be a string (in the right format; see docs) or a number.");
253 if (type == LUA_TNUMBER)
254 link.latency = lua_tonumber(L, -1);
256 link.latency = xbt_parse_get_time(ar.short_src, ar.currentline, lua_tostring(L, -1), "latency of link " + link.id);
259 /*Optional Arguments */
261 //get bandwidth_trace value
262 lua_pushstring(L, "bandwidth_file");
264 const char *filename = lua_tostring(L, -1);
266 link.bandwidth_trace = simgrid::kernel::profile::Profile::from_file(filename);
269 //get latency_trace value
270 lua_pushstring(L, "latency_file");
272 filename = lua_tostring(L, -1);
274 link.latency_trace = simgrid::kernel::profile::Profile::from_file(filename);
277 //get state_trace value
278 lua_pushstring(L, "state_file");
280 filename = lua_tostring(L, -1);
282 link.state_trace = simgrid::kernel::profile::Profile::from_file(filename);
286 lua_pushstring(L, "sharing_policy");
288 policy = lua_tostring(L, -1);
290 link.policy = link_policy_get_by_name(policy);
292 sg_platf_new_link(&link);
297 * add Router to AS components
299 int console_add_router(lua_State* L) {
300 lua_ensure(lua_istable(L, -1), "Bad Arguments to create router, Should be a table with named arguments");
302 lua_pushstring(L, "id");
303 int type = lua_gettable(L, -2);
304 lua_ensure(type == LUA_TSTRING, "Attribute 'id' must be specified for any link and must be a string.");
305 const char* name = lua_tostring(L, -1);
308 lua_pushstring(L,"coord");
310 const char* coords = lua_tostring(L, -1);
313 sg_platf_new_router(name, coords ? coords : "");
318 int console_add_route(lua_State *L) {
319 XBT_DEBUG("Adding route");
320 simgrid::kernel::routing::RouteCreationArgs route;
323 lua_ensure(lua_istable(L, -1), "Bad Arguments to add a route. Should be a table with named arguments");
325 lua_pushstring(L,"src");
326 type = lua_gettable(L,-2);
327 lua_ensure(type == LUA_TSTRING, "Attribute 'src' must be specified for any route and must be a string.");
328 const char *srcName = lua_tostring(L, -1);
329 route.src = sg_netpoint_by_name_or_null(srcName);
330 lua_ensure(route.src != nullptr, "Attribute 'src=%s' of route does not name a node.", srcName);
333 lua_pushstring(L,"dest");
334 type = lua_gettable(L,-2);
335 lua_ensure(type == LUA_TSTRING, "Attribute 'dest' must be specified for any route and must be a string.");
336 const char *dstName = lua_tostring(L, -1);
337 route.dst = sg_netpoint_by_name_or_null(dstName);
338 lua_ensure(route.dst != nullptr, "Attribute 'dst=%s' of route does not name a node.", dstName);
341 lua_pushstring(L,"links");
342 type = lua_gettable(L,-2);
343 lua_ensure(type == LUA_TSTRING,
344 "Attribute 'links' must be specified for any route and must be a string (different links separated by commas or single spaces.");
345 std::vector<std::string> names;
346 const char* str = lua_tostring(L, -1);
347 boost::split(names, str, boost::is_any_of(", \t\r\n"));
350 route.link_list.push_back(simgrid::s4u::Link::by_name(lua_tostring(L, -1))->get_impl());
352 // Several names separated by , \t\r\n
353 for (auto const& name : names) {
354 if (name.length() > 0) {
355 simgrid::kernel::resource::LinkImpl* link = simgrid::s4u::Link::by_name(name)->get_impl();
356 route.link_list.push_back(link);
362 /* We are relying on the XML bypassing mechanism since the corresponding sg_platf does not exist yet.
363 * Et ouais mon pote. That's the way it goes. F34R.
365 * (Note that above this function, there is a #include statement. Is this
366 * comment related to that statement?)
368 lua_pushstring(L,"symmetrical");
370 route.symmetrical = (not lua_isstring(L, -1) || strcasecmp("YES", lua_tostring(L, -1)) == 0);
373 sg_platf_new_route(&route);
378 int console_add_ASroute(lua_State *L) {
379 simgrid::kernel::routing::RouteCreationArgs ASroute;
381 lua_pushstring(L, "src");
383 const char *srcName = lua_tostring(L, -1);
384 ASroute.src = sg_netpoint_by_name_or_null(srcName);
385 lua_ensure(ASroute.src != nullptr, "Attribute 'src=%s' of AS route does not name a node.", srcName);
388 lua_pushstring(L, "dst");
390 const char *dstName = lua_tostring(L, -1);
391 ASroute.dst = sg_netpoint_by_name_or_null(dstName);
392 lua_ensure(ASroute.dst != nullptr, "Attribute 'dst=%s' of AS route does not name a node.", dstName);
395 lua_pushstring(L, "gw_src");
397 const char* pname = lua_tostring(L, -1);
398 ASroute.gw_src = sg_netpoint_by_name_or_null(pname);
399 lua_ensure(ASroute.gw_src, "Attribute 'gw_src=%s' of AS route does not name a valid node", pname);
402 lua_pushstring(L, "gw_dst");
404 pname = lua_tostring(L, -1);
405 ASroute.gw_dst = sg_netpoint_by_name_or_null(pname);
406 lua_ensure(ASroute.gw_dst, "Attribute 'gw_dst=%s' of AS route does not name a valid node", pname);
409 lua_pushstring(L,"links");
411 std::vector<std::string> names;
412 const char* str = lua_tostring(L, -1);
413 boost::split(names, str, boost::is_any_of(", \t\r\n"));
415 /* unique name with no comma */
416 ASroute.link_list.push_back(simgrid::s4u::Link::by_name(lua_tostring(L, -1))->get_impl());
418 // Several names separated by , \t\r\n
419 for (auto const& name : names) {
420 if (name.length() > 0) {
421 simgrid::kernel::resource::LinkImpl* link = simgrid::s4u::Link::by_name(name)->get_impl();
422 ASroute.link_list.push_back(link);
428 lua_pushstring(L,"symmetrical");
430 ASroute.symmetrical = (not lua_isstring(L, -1) || strcasecmp("YES", lua_tostring(L, -1)) == 0);
433 sg_platf_new_route(&ASroute);
438 int console_AS_open(lua_State *L) {
439 XBT_DEBUG("Opening AS");
441 lua_ensure(lua_istable(L, 1), "Bad Arguments to AS_open, Should be a table with named arguments");
443 lua_pushstring(L, "id");
444 int type = lua_gettable(L, -2);
445 lua_ensure(type == LUA_TSTRING, "Attribute 'id' must be specified for any AS and must be a string.");
446 const char* id = lua_tostring(L, -1);
449 lua_pushstring(L, "mode");
451 const char* mode = lua_tostring(L, -1);
454 simgrid::kernel::routing::ZoneCreationArgs AS;
457 simgrid::kernel::routing::NetZoneImpl* new_as = sg_platf_new_Zone_begin(&AS);
459 /* Build a Lua representation of the new AS on the stack */
461 auto* lua_as = static_cast<simgrid::kernel::routing::NetZoneImpl**>(
462 lua_newuserdata(L, sizeof(simgrid::kernel::routing::NetZoneImpl*))); /* table userdatum */
464 luaL_getmetatable(L, PLATF_MODULE_NAME); /* table userdatum metatable */
465 lua_setmetatable(L, -2); /* table userdatum */
466 lua_setfield(L, -2, AS_FIELDNAME); /* table -- put the userdata as field of the table */
471 int console_AS_seal(lua_State*)
473 XBT_DEBUG("Sealing AS");
474 sg_platf_new_Zone_seal();
478 int console_host_set_property(lua_State *L) {
479 lua_ensure(lua_istable(L, -1), "Bad Arguments to create link, Should be a table with named arguments");
482 lua_pushstring(L, "host");
484 const char* name = lua_tostring(L, -1);
488 lua_pushstring(L, "prop");
490 const char* prop_id = lua_tostring(L, -1);
493 lua_pushstring(L,"value");
495 const char* prop_value = lua_tostring(L, -1);
498 sg_host_t host = sg_host_by_name(name);
499 lua_ensure(host, "no host '%s' found",name);
500 host->set_property(prop_id, prop_value);
506 * @brief Registers the platform functions into the table simgrid.platf.
507 * @param L a lua state
509 void sglua_register_platf_functions(lua_State* L)
511 lua_getglobal(L, "simgrid"); /* simgrid */
512 luaL_newlib(L, platf_functions); /* simgrid simgrid.platf */
513 lua_setfield(L, -2, "engine"); /* simgrid */
515 lua_pop(L, 1); /* -- */