1 /* Copyright (c) 2013-2015, 2017. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "simgrid/s4u.hpp"
10 XBT_LOG_NEW_DEFAULT_CATEGORY(storage, "Messages specific for this simulation");
12 static void display_storage_properties(simgrid::s4u::Storage* storage)
14 xbt_dict_t props = storage->properties();
15 if (xbt_dict_length(props) > 0) {
16 XBT_INFO("\tProperties of mounted storage: %s", storage->name());
18 xbt_dict_cursor_t cursor = NULL;
21 xbt_dict_foreach (props, cursor, key, data)
22 XBT_INFO("\t\t'%s' -> '%s'", key, data);
24 XBT_INFO("\tNo property attached.");
28 static sg_size_t write_local_file(const char* dest, sg_size_t file_size)
30 simgrid::s4u::File* file = new simgrid::s4u::File(dest, nullptr);
31 sg_size_t written = file->write(file_size);
32 XBT_INFO("%llu bytes on %llu bytes have been written by %s on /sd1", written, file_size,
33 simgrid::s4u::Actor::self()->name().c_str());
38 static sg_size_t read_local_file(const char* src)
40 simgrid::s4u::File* file = new simgrid::s4u::File(src, nullptr);
41 sg_size_t file_size = file->size();
42 sg_size_t read = file->read(file_size);
44 XBT_INFO("%s has read %llu on %s", simgrid::s4u::Actor::self()->name().c_str(), read, src);
50 // Read src file on local disk and send a put message to remote host (size of message = size of src file)
51 static void hsm_put(const char* remote_host, const char* src, const char* dest)
53 // Read local src file, and return the size that was actually read
54 sg_size_t read_size = read_local_file(src);
57 XBT_INFO("%s sends %llu to %s", simgrid::s4u::this_actor::name().c_str(), read_size, remote_host);
58 char* payload = bprintf("%s %llu", dest, read_size);
59 simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName(remote_host);
60 simgrid::s4u::this_actor::send(mailbox, payload, static_cast<double>(read_size));
61 simgrid::s4u::this_actor::sleep_for(.4);
64 static void display_storage_content(simgrid::s4u::Storage* storage)
66 XBT_INFO("Print the content of the storage element: %s", storage->name());
67 std::map<std::string, sg_size_t*>* content = storage->content();
68 if (not content->empty()) {
69 for (auto entry : *content)
70 XBT_INFO("\t%s size: %llu bytes", entry.first.c_str(), *entry.second);
72 XBT_INFO("\tNo content.");
76 static void dump_storage_by_name(char* name)
78 XBT_INFO("*** Dump a storage element ***");
79 simgrid::s4u::Storage* storage = simgrid::s4u::Storage::byName(name);
80 display_storage_content(storage);
83 static void get_set_storage_data(const char* storage_name)
85 XBT_INFO("*** GET/SET DATA for storage element: %s ***", storage_name);
86 simgrid::s4u::Storage* storage = simgrid::s4u::Storage::byName(storage_name);
88 char* data = static_cast<char*>(storage->userdata());
89 XBT_INFO("Get data: '%s'", data);
90 storage->setUserdata(xbt_strdup("Some data"));
91 data = static_cast<char*>(storage->userdata());
92 XBT_INFO("\tSet and get data: '%s'", data);
96 static void dump_platform_storages()
98 std::unordered_map<std::string, simgrid::s4u::Storage*>* storages = simgrid::s4u::allStorages();
100 for (auto storage : *storages) {
101 XBT_INFO("Storage %s is attached to %s", storage.first.c_str(), storage.second->host());
102 storage.second->setProperty("other usage", xbt_strdup("gpfs"));
107 static void storage_info(simgrid::s4u::Host* host)
109 XBT_INFO("*** Storage info on %s ***", host->cname());
110 xbt_dict_cursor_t cursor = NULL;
114 xbt_dict_t storage_list = host->mountedStoragesAsDict();
115 xbt_dict_foreach (storage_list, cursor, mount_name, storage_name) {
116 XBT_INFO("\tStorage name: %s, mount name: %s", storage_name, mount_name);
117 simgrid::s4u::Storage* storage = simgrid::s4u::Storage::byName(storage_name);
119 sg_size_t free_size = storage->sizeFree();
120 sg_size_t used_size = storage->sizeUsed();
122 XBT_INFO("\t\tFree size: %llu bytes", free_size);
123 XBT_INFO("\t\tUsed size: %llu bytes", used_size);
125 display_storage_properties(storage);
126 dump_storage_by_name(storage_name);
128 xbt_dict_free(&storage_list);
133 hsm_put("alice", "/home/doc/simgrid/examples/msg/icomms/small_platform.xml", "c:\\Windows\\toto.cxx");
134 hsm_put("alice", "/home/doc/simgrid/examples/msg/parallel_task/test_ptask_deployment.xml", "c:\\Windows\\titi.xml");
135 hsm_put("alice", "/home/doc/simgrid/examples/msg/alias/masterslave_forwarder_with_alias.c", "c:\\Windows\\tata.c");
137 simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName("alice");
138 simgrid::s4u::this_actor::send(mailbox, xbt_strdup("finalize"), 0);
140 get_set_storage_data("Disk1");
145 storage_info(simgrid::s4u::this_actor::host());
146 simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName(simgrid::s4u::this_actor::host()->cname());
148 XBT_INFO("Server waiting for transfers ...");
150 char* msg = static_cast<char*>(simgrid::s4u::this_actor::recv(mailbox));
151 if (not strcmp(msg, "finalize")) { // Shutdown ...
154 } else { // Receive file to save
156 char* dest = strtok_r(msg, " ", &saveptr);
157 sg_size_t size_to_write = std::stoull(strtok_r(nullptr, " ", &saveptr));
158 write_local_file(dest, size_to_write);
163 storage_info(simgrid::s4u::this_actor::host());
164 dump_platform_storages();
167 int main(int argc, char* argv[])
169 simgrid::s4u::Engine* e = new simgrid::s4u::Engine(&argc, argv);
170 xbt_assert(argc == 2, "Usage: %s platform_file\n", argv[0]);
171 e->loadPlatform(argv[1]);
173 simgrid::s4u::Actor::createActor("server", simgrid::s4u::Host::by_name("alice"), server);
174 simgrid::s4u::Actor::createActor("client", simgrid::s4u::Host::by_name("bob"), client);
178 XBT_INFO("Simulated time: %g", e->getClock());