X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/173e6cb373d42d61f6eb620771dc5a2e5492173b..db5adf7439201fb67d1d697b86806d58ace9fe85:/src/plugins/vm/s4u_VirtualMachine.cpp?ds=sidebyside

diff --git a/src/plugins/vm/s4u_VirtualMachine.cpp b/src/plugins/vm/s4u_VirtualMachine.cpp
index 5917ea2606..8c3963ad60 100644
--- a/src/plugins/vm/s4u_VirtualMachine.cpp
+++ b/src/plugins/vm/s4u_VirtualMachine.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2015-2019. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2015-2020. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -44,6 +44,10 @@ VirtualMachine::VirtualMachine(const std::string& name, s4u::Host* physical_host
   surf_cpu_model_vm->create_cpu(this, speeds, core_amount);
   if (physical_host->get_pstate() != 0)
     set_pstate(physical_host->get_pstate());
+
+  // Real hosts are (only) created through NetZone::create_host(), and this where the on_creation signal is fired.
+  // VMs are created directly, thus firing the signal here. The right solution is probably to separate Host and VM.
+  simgrid::s4u::Host::on_creation(*this);
 }
 
 VirtualMachine::~VirtualMachine()
@@ -122,14 +126,15 @@ void VirtualMachine::destroy()
   Host::destroy();
 }
 
-simgrid::s4u::Host* VirtualMachine::get_pm()
+simgrid::s4u::Host* VirtualMachine::get_pm() const
 {
   return pimpl_vm_->get_physical_host();
 }
 
-void VirtualMachine::set_pm(simgrid::s4u::Host* pm)
+VirtualMachine* VirtualMachine::set_pm(simgrid::s4u::Host* pm)
 {
   kernel::actor::simcall([this, pm]() { pimpl_vm_->set_physical_host(pm); });
+  return this;
 }
 
 VirtualMachine::state VirtualMachine::get_state()
@@ -137,14 +142,15 @@ VirtualMachine::state VirtualMachine::get_state()
   return kernel::actor::simcall([this]() { return pimpl_vm_->get_state(); });
 }
 
-size_t VirtualMachine::get_ramsize()
+size_t VirtualMachine::get_ramsize() const
 {
   return pimpl_vm_->get_ramsize();
 }
 
-void VirtualMachine::set_ramsize(size_t ramsize)
+VirtualMachine* VirtualMachine::set_ramsize(size_t ramsize)
 {
   pimpl_vm_->set_ramsize(ramsize);
+  return this;
 }
 /** @brief Set a CPU bound for a given VM.
  *  @ingroup msg_VMs
@@ -172,9 +178,10 @@ void VirtualMachine::set_ramsize(size_t ramsize)
  * 2. Note that bound == 0 means no bound (i.e., unlimited). But, if a host has multiple CPU cores, the CPU share of a
  *    computation task (or a VM) never exceeds the capacity of a CPU core.
  */
-void VirtualMachine::set_bound(double bound)
+VirtualMachine* VirtualMachine::set_bound(double bound)
 {
   kernel::actor::simcall([this, bound]() { pimpl_vm_->set_bound(bound); });
+  return this;
 }
 
 } // namespace simgrid
@@ -197,13 +204,13 @@ sg_vm_t sg_vm_create_multicore(sg_host_t pm, const char* name, int coreAmount)
   return new simgrid::s4u::VirtualMachine(name, pm, coreAmount);
 }
 
-const char* sg_vm_get_name(sg_vm_t vm)
+const char* sg_vm_get_name(const_sg_vm_t vm)
 {
   return vm->get_cname();
 }
 
 /** @brief Get the physical host of a given VM. */
-sg_host_t sg_vm_get_pm(sg_vm_t vm)
+sg_host_t sg_vm_get_pm(const_sg_vm_t vm)
 {
   return vm->get_pm();
 }
@@ -213,7 +220,7 @@ void sg_vm_set_ramsize(sg_vm_t vm, size_t size)
   vm->set_ramsize(size);
 }
 
-size_t sg_vm_get_ramsize(sg_vm_t vm)
+size_t sg_vm_get_ramsize(const_sg_vm_t vm)
 {
   return vm->get_ramsize();
 }
@@ -270,9 +277,14 @@ void sg_vm_resume(sg_vm_t vm)
 }
 
 /** @brief Immediately kills all processes within the given VM.
- * Any memory that they allocated will be leaked, unless you used #MSG_process_on_exit().
  *
- * No extra delay occurs. If you want to simulate this too, you want to use a #MSG_process_sleep().
+ @beginrst
+ 
+ The memory allocated by these actors is leaked, unless you used :cpp:func:`simgrid::s4u::Actor::on_exit`.
+  
+ @endrst
+ * 
+ * No extra delay occurs by default. You may let your actor sleep by a specific amount to simulate any extra delay that you want.
  */
 void sg_vm_shutdown(sg_vm_t vm)
 {