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86 lines
3.4 KiB
C++
86 lines
3.4 KiB
C++
/* -------------------------------------------------------------------------- */
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/* Copyright 2002-2018, OpenNebula Project, OpenNebula Systems */
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/* */
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/* Licensed under the Apache License, Version 2.0 (the "License"); you may */
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/* not use this file except in compliance with the License. You may obtain */
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/* a copy of the License at */
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/* */
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/* http://www.apache.org/licenses/LICENSE-2.0 */
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/* */
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/* Unless required by applicable law or agreed to in writing, software */
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/* distributed under the License is distributed on an "AS IS" BASIS, */
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/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
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/* See the License for the specific language governing permissions and */
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/* limitations under the License. */
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/* -------------------------------------------------------------------------- */
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#ifndef VIRTUAL_MACHINE_HOOK_H_
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#define VIRTUAL_MACHINE_HOOK_H_
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#include <vector>
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#include <string>
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#include "Hook.h"
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#include "VirtualMachine.h"
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using namespace std;
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/**
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* This class is a general VM State Hook that executes a command locally or
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* remotelly when the VM gets into a given state (one shot). The VirtualMachine
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* object is looked when the hook is invoked.
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*/
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class VirtualMachineStateHook : public Hook
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{
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public:
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/**
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* Creates a VirtualMachineStateHook
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* @param name of the hook
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* @param cmd for the hook
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* @param args for the hook
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* @param _state the hook will be executed when the VM enters this state
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* @param remote the hook will be executed on the target resource
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*/
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VirtualMachineStateHook(const string& name,
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const string& cmd,
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const string& args,
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bool remote,
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VirtualMachine::LcmState _lcm,
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VirtualMachine::VmState _vm):
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Hook(name, cmd, args, Hook::UPDATE | Hook::ALLOCATE, remote),
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lcm(_lcm),
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vm(_vm){};
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~VirtualMachineStateHook(){};
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// -------------------------------------------------------------------------
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// Hook methods
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// -------------------------------------------------------------------------
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void do_hook(void *arg);
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/**
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* Parses the arguments of the hook using: $ID, $TEMPLATE, $PREV_DM_STATE
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* and $PREV_LCM_STATE
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* @param obj pointer to the object executing the hook for
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* @param the resulting parser arguments
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*/
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void parse_hook_arguments(PoolObjectSQL * obj,
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VirtualMachine::VmState prev_dm,
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VirtualMachine::LcmState prev_lcm,
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string& parsed);
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private:
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/**
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* The target LCM state
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*/
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VirtualMachine::LcmState lcm;
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/**
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* The target DM state
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*/
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VirtualMachine::VmState vm;
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};
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#endif
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