src/s4u/s4u_Disk.cpp

   1 /* Copyright (c) 2019-2023. The SimGrid Team. All rights reserved.          */
   2
   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. */
   5
   6 #include <simgrid/s4u/Disk.hpp>
   7 #include <simgrid/s4u/Io.hpp>
   8 #include <simgrid/simix.hpp>
   9
  10 #include "src/kernel/resource/DiskImpl.hpp"
  11
  12 namespace simgrid {
  13
  14 template class xbt::Extendable<s4u::Disk>;
  15
  16 namespace s4u {
  17
  18 xbt::signal<void(Disk&)> Disk::on_creation;
  19 xbt::signal<void(Disk const&)> Disk::on_destruction;
  20 xbt::signal<void(Disk const&)> Disk::on_state_change;
  21
  22 const std::string& Disk::get_name() const
  23 {
  24   return pimpl_->get_name();
  25 }
  26
  27 const char* Disk::get_cname() const
  28 {
  29   return pimpl_->get_cname();
  30 }
  31
  32 Disk* Disk::set_read_bandwidth(double read_bw)
  33 {
  34   kernel::actor::simcall_object_access(pimpl_, [this, read_bw] { pimpl_->set_read_bandwidth(read_bw); });
  35   return this;
  36 }
  37
  38 Disk* Disk::set_write_bandwidth(double write_bw)
  39 {
  40   kernel::actor::simcall_object_access(pimpl_, [this, write_bw] { pimpl_->set_write_bandwidth(write_bw); });
  41   return this;
  42 }
  43
  44 double Disk::get_read_bandwidth() const
  45 {
  46   return pimpl_->get_read_bandwidth();
  47 }
  48
  49 Disk* Disk::set_readwrite_bandwidth(double bw)
  50 {
  51   kernel::actor::simcall_object_access(pimpl_, [this, bw] { pimpl_->set_readwrite_bandwidth(bw); });
  52   return this;
  53 }
  54
  55 double Disk::get_write_bandwidth() const
  56 {
  57   return pimpl_->get_write_bandwidth();
  58 }
  59
  60 Disk* Disk::set_host(Host* host)
  61 {
  62   pimpl_->set_host(host);
  63   return this;
  64 }
  65
  66 Host* Disk::get_host() const
  67 {
  68   return pimpl_->get_host();
  69 }
  70
  71 const std::unordered_map<std::string, std::string>* Disk::get_properties() const
  72 {
  73   return pimpl_->get_properties();
  74 }
  75
  76 const char* Disk::get_property(const std::string& key) const
  77 {
  78   return pimpl_->get_property(key);
  79 }
  80
  81 Disk* Disk::set_property(const std::string& key, const std::string& value)
  82 {
  83   kernel::actor::simcall_object_access(pimpl_, [this, &key, &value] { this->pimpl_->set_property(key, value); });
  84   return this;
  85 }
  86
  87 Disk* Disk::set_properties(const std::unordered_map<std::string, std::string>& properties)
  88 {
  89   kernel::actor::simcall_object_access(pimpl_, [this, properties] { this->pimpl_->set_properties(properties); });
  90   return this;
  91 }
  92
  93 Disk* Disk::set_state_profile(kernel::profile::Profile* profile)
  94 {
  95   xbt_assert(not pimpl_->is_sealed(), "Cannot set a state profile once the Disk is sealed");
  96   kernel::actor::simcall_object_access(pimpl_, [this, profile]() { this->pimpl_->set_state_profile(profile); });
  97   return this;
  98 }
  99
 100 Disk* Disk::set_read_bandwidth_profile(kernel::profile::Profile* profile)
 101 {
 102   xbt_assert(not pimpl_->is_sealed(), "Cannot set a bandwidth profile once the Disk is sealed");
 103   kernel::actor::simcall_object_access(pimpl_,
 104                                        [this, profile]() { this->pimpl_->set_read_bandwidth_profile(profile); });
 105   return this;
 106 }
 107
 108 Disk* Disk::set_write_bandwidth_profile(kernel::profile::Profile* profile)
 109 {
 110   xbt_assert(not pimpl_->is_sealed(), "Cannot set a bandwidth profile once the Disk is sealed");
 111   kernel::actor::simcall_object_access(pimpl_,
 112                                        [this, profile]() { this->pimpl_->set_write_bandwidth_profile(profile); });
 113   return this;
 114 }
 115 int Disk::get_concurrency_limit() const
 116 {
 117   return pimpl_->get_concurrency_limit();
 118 }
 119
 120 Disk* Disk::set_concurrency_limit(int limit)
 121 {
 122   kernel::actor::simcall_object_access(pimpl_, [this, limit] { pimpl_->set_concurrency_limit(limit); });
 123   return this;
 124 }
 125
 126 IoPtr Disk::io_init(sg_size_t size, Io::OpType type) const
 127 {
 128   return Io::init()->set_disk(this)->set_size(size)->set_op_type(type);
 129 }
 130
 131 IoPtr Disk::read_async(sg_size_t size) const
 132 {
 133   return IoPtr(io_init(size, Io::OpType::READ))->start();
 134 }
 135
 136 sg_size_t Disk::read(sg_size_t size) const
 137 {
 138   return IoPtr(io_init(size, Io::OpType::READ))->start()->wait()->get_performed_ioops();
 139 }
 140
 141 sg_size_t Disk::read(sg_size_t size, double priority) const
 142 {
 143   return IoPtr(io_init(size, Io::OpType::READ))
 144       ->set_priority(priority)
 145       ->start()
 146       ->wait()
 147       ->get_performed_ioops();
 148 }
 149
 150 IoPtr Disk::write_async(sg_size_t size) const
 151 {
 152   return IoPtr(io_init(size, Io::OpType::WRITE)->start());
 153 }
 154
 155 sg_size_t Disk::write(sg_size_t size) const
 156 {
 157   return IoPtr(io_init(size, Io::OpType::WRITE))->start()->wait()->get_performed_ioops();
 158 }
 159
 160 sg_size_t Disk::write(sg_size_t size, double priority) const
 161 {
 162   return IoPtr(io_init(size, Io::OpType::WRITE))
 163       ->set_priority(priority)
 164       ->start()
 165       ->wait()
 166       ->get_performed_ioops();
 167 }
 168
 169 Disk* Disk::set_sharing_policy(Disk::Operation op, Disk::SharingPolicy policy, const NonLinearResourceCb& cb)
 170 {
 171   kernel::actor::simcall_object_access(pimpl_, [this, op, policy, &cb] { pimpl_->set_sharing_policy(op, policy, cb); });
 172   return this;
 173 }
 174
 175 Disk::SharingPolicy Disk::get_sharing_policy(Operation op) const
 176 {
 177   return this->pimpl_->get_sharing_policy(op);
 178 }
 179
 180 Disk* Disk::set_factor_cb(const std::function<IoFactorCb>& cb)
 181 {
 182   kernel::actor::simcall_object_access(pimpl_, [this, &cb] { pimpl_->set_factor_cb(cb); });
 183   return this;
 184 }
 185
 186 Disk* Disk::seal()
 187 {
 188   kernel::actor::simcall_answered([this] { pimpl_->seal(); });
 189   Disk::on_creation(*this); // notify the signal
 190   return this;
 191 }
 192 } // namespace s4u
 193 } // namespace simgrid
 194
 195 /* **************************** Public C interface *************************** */
 196
 197 const char* sg_disk_get_name(const_sg_disk_t disk)
 198 {
 199   return disk->get_cname();
 200 }
 201
 202 sg_host_t sg_disk_get_host(const_sg_disk_t disk)
 203 {
 204   return disk->get_host();
 205 }
 206
 207 double sg_disk_read_bandwidth(const_sg_disk_t disk)
 208 {
 209   return disk->get_read_bandwidth();
 210 }
 211
 212 double sg_disk_write_bandwidth(const_sg_disk_t disk)
 213 {
 214   return disk->get_write_bandwidth();
 215 }
 216
 217 sg_size_t sg_disk_read(const_sg_disk_t disk, sg_size_t size)
 218 {
 219   return disk->read(size);
 220 }
 221 sg_size_t sg_disk_write(const_sg_disk_t disk, sg_size_t size)
 222 {
 223   return disk->write(size);
 224 }
 225
 226 void* sg_disk_get_data(const_sg_disk_t disk)
 227 {
 228   return disk->get_data<void>();
 229 }
 230
 231 void sg_disk_set_data(sg_disk_t disk, void* data)
 232 {
 233   disk->set_data(data);
 234 }