1 /* Copyright (c) 2006-2021. 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 #include "surf/surf.hpp"
7 #include "src/surf/cpu_interface.hpp"
8 #include "src/surf/network_interface.hpp"
9 #include "src/surf/surf_interface.hpp"
10 #include "src/surf/xml/platf_private.hpp"
16 #include "src/bindings/lua/simgrid_lua.hpp"
18 #include <lua.h> /* Always include this when calling Lua */
19 #include <lauxlib.h> /* Always include this when calling Lua */
20 #include <lualib.h> /* Prototype for luaL_openlibs(), */
23 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
25 /* Trace related stuff */
26 XBT_PRIVATE std::unordered_map<std::string, simgrid::kernel::profile::Profile*> traces_set_list;
27 XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_host_avail;
28 XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_host_speed;
29 XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_link_avail;
30 XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_link_bw;
31 XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_link_lat;
33 void sg_platf_trace_connect(simgrid::kernel::routing::TraceConnectCreationArgs* trace_connect)
35 surf_parse_assert(traces_set_list.find(trace_connect->trace) != traces_set_list.end(),
36 std::string("Cannot connect trace ")+ trace_connect->trace+ " to "+trace_connect->element+": trace unknown");
38 switch (trace_connect->kind) {
39 case simgrid::kernel::routing::TraceConnectKind::HOST_AVAIL:
40 trace_connect_list_host_avail.insert({trace_connect->trace, trace_connect->element});
42 case simgrid::kernel::routing::TraceConnectKind::SPEED:
43 trace_connect_list_host_speed.insert({trace_connect->trace, trace_connect->element});
45 case simgrid::kernel::routing::TraceConnectKind::LINK_AVAIL:
46 trace_connect_list_link_avail.insert({trace_connect->trace, trace_connect->element});
48 case simgrid::kernel::routing::TraceConnectKind::BANDWIDTH:
49 trace_connect_list_link_bw.insert({trace_connect->trace, trace_connect->element});
51 case simgrid::kernel::routing::TraceConnectKind::LATENCY:
52 trace_connect_list_link_lat.insert({trace_connect->trace, trace_connect->element});
55 surf_parse_error(std::string("Cannot connect trace ") + trace_connect->trace + " to " + trace_connect->element +
56 ": unknown kind of trace");
60 /* This function acts as a main in the parsing area. */
61 void parse_platform_file(const std::string& file)
63 const char* cfile = file.c_str();
64 size_t len = strlen(cfile);
65 bool is_lua = len > 3 && file[len - 3] == 'l' && file[len - 2] == 'u' && file[len - 1] == 'a';
69 /* Check if file extension is "lua". If so, we will use
70 * the lua bindings to parse the platform file (since it is
71 * written in lua). If not, we will use the (old?) XML parser
75 static bool already_warned = false;
76 if (not already_warned) { // XBT_ATTRIB_DEPRECATED_v332
77 XBT_WARN("You are using a lua platform file. This feature is deprecated and will disappear after SimGrid v3.31.");
78 already_warned = true;
80 lua_State* L = luaL_newstate();
83 luaL_loadfile(L, cfile); // This loads the file without executing it.
86 xbt_assert(lua_pcall(L, 0, 0, 0) == 0, "FATAL ERROR:\n %s: %s\n\n", "Lua call failed. Error message:",
91 XBT_WARN("This looks like a lua platform file, but your SimGrid was not compiled with lua. Loading it as XML.");
97 /* init the flex parser */
98 surf_parse_open(file);
100 /* Do the actual parsing */
103 /* connect all profiles relative to hosts */
104 for (auto const& elm : trace_connect_list_host_avail) {
105 surf_parse_assert(traces_set_list.find(elm.first) != traces_set_list.end(), std::string("<trace_connect kind=\"HOST_AVAIL\">: Trace ")+elm.first+" undefined.");
106 auto profile = traces_set_list.at(elm.first);
108 auto host = simgrid::s4u::Host::by_name_or_null(elm.second);
109 surf_parse_assert(host, std::string("<trace_connect kind=\"HOST_AVAIL\">: Host ") + elm.second + " undefined.");
110 host->set_state_profile(profile);
113 for (auto const& elm : trace_connect_list_host_speed) {
114 surf_parse_assert(traces_set_list.find(elm.first) != traces_set_list.end(), std::string("<trace_connect kind=\"SPEED\">: Trace ")+elm.first+" undefined.");
115 auto profile = traces_set_list.at(elm.first);
117 auto host = simgrid::s4u::Host::by_name_or_null(elm.second);
118 surf_parse_assert(host, std::string("<trace_connect kind=\"SPEED\">: Host ") + elm.second + " undefined.");
119 host->set_speed_profile(profile);
122 for (auto const& elm : trace_connect_list_link_avail) {
123 surf_parse_assert(traces_set_list.find(elm.first) != traces_set_list.end(), std::string("<trace_connect kind=\"LINK_AVAIL\">: Trace ")+elm.first+" undefined.");
124 auto profile = traces_set_list.at(elm.first);
126 auto link = simgrid::s4u::Link::by_name_or_null(elm.second);
127 surf_parse_assert(link, std::string("<trace_connect kind=\"LINK_AVAIL\">: Link ") + elm.second + " undefined.");
128 link->set_state_profile(profile);
131 for (auto const& elm : trace_connect_list_link_bw) {
132 surf_parse_assert(traces_set_list.find(elm.first) != traces_set_list.end(), std::string("<trace_connect kind=\"BANDWIDTH\">: Trace ")+elm.first+" undefined.");
133 auto profile = traces_set_list.at(elm.first);
135 auto link = simgrid::s4u::Link::by_name_or_null(elm.second);
136 surf_parse_assert(link, std::string("<trace_connect kind=\"BANDWIDTH\">: Link ") + elm.second + " undefined.");
137 link->set_bandwidth_profile(profile);
140 for (auto const& elm : trace_connect_list_link_lat) {
141 surf_parse_assert(traces_set_list.find(elm.first) != traces_set_list.end(), std::string("<trace_connect kind=\"LATENCY\">: Trace ")+elm.first+" undefined.");
142 auto profile = traces_set_list.at(elm.first);
144 auto link = simgrid::s4u::Link::by_name_or_null(elm.second);
145 surf_parse_assert(link, std::string("<trace_connect kind=\"LATENCY\">: Link ") + elm.second + " undefined.");
146 link->set_latency_profile(profile);