1 /* Copyright (c) 2015-2018. 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 #ifndef SIMGRID_S4U_VM_HPP
7 #define SIMGRID_S4U_VM_HPP
9 #include <simgrid/s4u/Host.hpp>
18 * A VM represents a virtual machine (or a container) that hosts actors.
19 * The total computing power that the contained actors can get is constrained to the virtual machine size.
22 class XBT_PUBLIC VirtualMachine : public s4u::Host {
23 simgrid::vm::VirtualMachineImpl* pimpl_vm_ = nullptr;
24 virtual ~VirtualMachine();
27 explicit VirtualMachine(const char* name, s4u::Host* physical_host, int core_amount);
28 explicit VirtualMachine(const char* name, s4u::Host* physical_host, int core_amount, size_t ramsize);
31 VirtualMachine(VirtualMachine const&) = delete;
32 VirtualMachine& operator=(VirtualMachine const&) = delete;
35 CREATED, /**< created, but not yet started */
37 SUSPENDED, /**< Suspend/resume does not involve disk I/O, so we assume there is no transition states. */
41 simgrid::vm::VirtualMachineImpl* get_impl() { return pimpl_vm_; }
48 simgrid::s4u::Host* get_pm();
49 void set_pm(simgrid::s4u::Host* pm);
51 void set_ramsize(size_t ramsize);
52 void set_bound(double bound);
54 VirtualMachine::state get_state();
55 static simgrid::xbt::signal<void(VirtualMachine&)> on_start;
56 static simgrid::xbt::signal<void(VirtualMachine&)> on_started;
57 static simgrid::xbt::signal<void(VirtualMachine&)> on_shutdown;
58 static simgrid::xbt::signal<void(VirtualMachine&)> on_suspend;
59 static simgrid::xbt::signal<void(VirtualMachine&)> on_resume;
60 static simgrid::xbt::signal<void(VirtualMachine&)> on_migration_start;
61 static simgrid::xbt::signal<void(VirtualMachine&)> on_migration_end;
64 XBT_ATTRIB_DEPRECATED_v323("Please use VirtualMachine::get_state()") VirtualMachine::state getState()
68 XBT_ATTRIB_DEPRECATED_v323("Please use VirtualMachine::get_impl()") simgrid::vm::VirtualMachineImpl* getImpl()
72 XBT_ATTRIB_DEPRECATED_v323("Please use VirtualMachine::get_pm()") simgrid::s4u::Host* getPm() { return get_pm(); }
73 XBT_ATTRIB_DEPRECATED_v323("Please use VirtualMachine::set_pm()") void setPm(simgrid::s4u::Host* pm) { set_pm(pm); }
74 XBT_ATTRIB_DEPRECATED_v323("Please use VirtualMachine::get_ramsize()") size_t getRamsize() { return get_ramsize(); }
75 XBT_ATTRIB_DEPRECATED_v323("Please use VirtualMachine::set_ramsize()") void setRamsize(size_t ramsize)
79 XBT_ATTRIB_DEPRECATED_v323("Please use VirtualMachine::set_bound()") void setBound(double bound) { set_bound(bound); }
82 } // namespace simgrid::s4u