shaba/one
1
0
Fork 0
mirror of https://github.com/OpenNebula/one.git synced 2024-12-23 17:33:56 +03:00
Code Releases Wiki Activity

B #5024: Implements recover actions for system snapshots. Sets name of

Browse Source 
KVM snapshots to OpenNebula's snapshot ID
This commit is contained in:
Ruben S. Montero 2017-06-09 15:04:19 +02:00
parent fc7e809f28
commit 226531e09d
5 changed files with 144 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
include/VirtualMachine.h
View File

@ -1544,15 +1544,24 @@ public:
*
* @return 0 on success
*/
int set_active_snapshot(int snap_id);
int set_revert_snapshot(int snap_id);
int set_delete_snapshot(int snap_id);
/**
* @return the on-going ACTION associated to the ACTIVE snapshot
*/
string get_snapshot_action();
/**
* Replaces HYPERVISOR_ID for the active SNAPSHOT
*
* @param hypervisor_id Id returned by the hypervisor for the newly
* created snapshot
* created snapshot. The no hypervisor_id version uses the snap_id.
*/
void update_snapshot_id(string& hypervisor_id);
void update_snapshot_id(const string& hypervisor_id);
void update_snapshot_id();
/**
* Cleans the ACTIVE = YES attribute from the snapshots

5
src/dm/DispatchManagerActions.cc
View File

@ -1428,8 +1428,7 @@ int DispatchManager::snapshot_revert(int vid, int snap_id,
return -1;
}
rc = vm->set_active_snapshot(snap_id);
rc = vm->set_revert_snapshot(snap_id);
if ( rc == -1 )
{
@ -1492,7 +1491,7 @@ int DispatchManager::snapshot_delete(int vid, int snap_id,
return -1;
}
rc = vm->set_active_snapshot(snap_id);
rc = vm->set_delete_snapshot(snap_id);
if ( rc == -1 )
{

36
src/lcm/LifeCycleActions.cc
View File

@ -1166,6 +1166,7 @@ void LifeCycleManager::clean_up_vm(VirtualMachine * vm, bool dispose,
void LifeCycleManager::recover(VirtualMachine * vm, bool success,
const RequestAttributes& ra)
{
string action;
LCMAction::Actions lcm_action = LCMAction::NONE;
switch (vm->get_lcm_state())
@ -1350,7 +1351,42 @@ void LifeCycleManager::recover(VirtualMachine * vm, bool success,
//This is for all snapshot actions (create, delete & revert)
case VirtualMachine::HOTPLUG_SNAPSHOT:
action = vm->get_snapshot_action();
if ( success )
{
if ( action == "CREATE" )
{
vm->update_snapshot_id();
vmpool->update(vm);
lcm_action = LCMAction::SNAPSHOT_CREATE_SUCCESS;
}
else if ( action == "REVERT" )
{
lcm_action = LCMAction::SNAPSHOT_REVERT_SUCCESS;
}
else if ( action == "DELETE" )
{
lcm_action = LCMAction::SNAPSHOT_DELETE_SUCCESS;
}
}
else
{
if ( action == "CREATE" )
{
lcm_action = LCMAction::SNAPSHOT_CREATE_FAILURE;
}
else if ( action == "REVERT" )
{
lcm_action = LCMAction::SNAPSHOT_REVERT_FAILURE;
}
else if ( action == "DELETE" )
{
lcm_action = LCMAction::SNAPSHOT_DELETE_FAILURE;
}
}
break;
case VirtualMachine::DISK_SNAPSHOT_POWEROFF:

112
src/vm/VirtualMachineSystemSnapshot.cc
View File

@ -62,6 +62,7 @@ int VirtualMachine::new_snapshot(string& name, int& snap_id)
snap->replace("HYPERVISOR_ID", "");
snap->replace("ACTIVE", "YES");
snap->replace("ACTION", "CREATE");
obj_template->set(snap);
@ -71,20 +72,21 @@ int VirtualMachine::new_snapshot(string& name, int& snap_id)
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
int VirtualMachine::set_active_snapshot(int snap_id)
int set_active_snapshot(int snap_id, const string& action,
vector<VectorAttribute *>& snaps)
{
int s_id;
vector<VectorAttribute *> snaps;
int num_snaps = obj_template->get("SNAPSHOT", snaps);
vector<VectorAttribute *>::iterator it;
for(int i=0; i<num_snaps; i++)
for ( it = snaps.begin() ; it != snaps.end() ; ++it )
{
snaps[i]->vector_value("SNAPSHOT_ID", s_id);
(*it)->vector_value("SNAPSHOT_ID", s_id);
if ( s_id == snap_id )
{
snaps[i]->replace("ACTIVE", "YES");
(*it)->replace("ACTIVE", "YES");
(*it)->replace("ACTION", action);
return 0;
}
}
@ -92,19 +94,57 @@ int VirtualMachine::set_active_snapshot(int snap_id)
return -1;
}
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
void VirtualMachine::update_snapshot_id(string& hypervisor_id)
int VirtualMachine::set_revert_snapshot(int snap_id)
{
vector<VectorAttribute *> snaps;
int num_snaps = obj_template->get("SNAPSHOT", snaps);
for(int i=0; i<num_snaps; i++)
obj_template->get("SNAPSHOT", snaps);
return set_active_snapshot(snap_id, "REVERT", snaps);
}
int VirtualMachine::set_delete_snapshot(int snap_id)
{
vector<VectorAttribute *> snaps;
obj_template->get("SNAPSHOT", snaps);
return set_active_snapshot(snap_id, "DELETE", snaps);
}
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
void VirtualMachine::update_snapshot_id(const string& hypervisor_id)
{
vector<VectorAttribute *> snaps;
vector<VectorAttribute *>::iterator it;
obj_template->get("SNAPSHOT", snaps);
for ( it = snaps.begin() ; it != snaps.end() ; ++it )
{
if ( snaps[i]->vector_value("ACTIVE") == "YES" )
if ( (*it)->vector_value("ACTIVE") == "YES" )
{
snaps[i]->replace("HYPERVISOR_ID", hypervisor_id);
(*it)->replace("HYPERVISOR_ID", hypervisor_id);
break;
}
}
}
void VirtualMachine::update_snapshot_id()
{
vector<VectorAttribute *> snaps;
vector<VectorAttribute *>::iterator it;
obj_template->get("SNAPSHOT", snaps);
for ( it = snaps.begin() ; it != snaps.end() ; ++it )
{
if ( (*it)->vector_value("ACTIVE") == "YES" )
{
string snap_id = (*it)->vector_value("SNAPSHOT_ID");
(*it)->replace("HYPERVISOR_ID", snap_id);
break;
}
}
@ -113,17 +153,43 @@ void VirtualMachine::update_snapshot_id(string& hypervisor_id)
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
string VirtualMachine::get_snapshot_action()
{
string action;
vector<VectorAttribute *> snaps;
vector<VectorAttribute *>::iterator it;
obj_template->get("SNAPSHOT", snaps);
for ( it = snaps.begin() ; it != snaps.end() ; ++it )
{
if ( (*it)->vector_value("ACTIVE") == "YES" )
{
action = (*it)->vector_value("ACTION");
break;
}
}
return action;
}
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
void VirtualMachine::clear_active_snapshot()
{
vector<VectorAttribute *> snaps;
vector<VectorAttribute *>::iterator it;
int num_snaps = obj_template->get("SNAPSHOT", snaps);
obj_template->get("SNAPSHOT", snaps);
for(int i=0; i<num_snaps; i++)
for ( it = snaps.begin() ; it != snaps.end() ; ++it )
{
if ( snaps[i]->vector_value("ACTIVE") == "YES" )
if ( (*it)->vector_value("ACTIVE") == "YES" )
{
snaps[i]->remove("ACTIVE");
(*it)->remove("ACTIVE");
(*it)->remove("ACTION");
return;
}
}
@ -135,13 +201,15 @@ void VirtualMachine::clear_active_snapshot()
void VirtualMachine::delete_active_snapshot()
{
vector<VectorAttribute *> snaps;
int num_snaps = obj_template->get("SNAPSHOT", snaps);
vector<VectorAttribute *>::iterator it;
for(int i=0; i<num_snaps; i++)
obj_template->get("SNAPSHOT", snaps);
for ( it = snaps.begin() ; it != snaps.end() ; ++it )
{
if ( snaps[i]->vector_value("ACTIVE") == "YES" )
if ( (*it)->vector_value("ACTIVE") == "YES" )
{
delete obj_template->remove(snaps[i]);
delete obj_template->remove(*it);
return;
}

2
src/vmm_mad/remotes/kvm/snapshot_create
View File

@ -22,7 +22,7 @@ source $(dirname $0)/../../scripts_common.sh
DOMAIN="$1"
SNAP_ID="$2"
data=`virsh --connect $LIBVIRT_URI snapshot-create-as $DOMAIN`
data=`virsh --connect $LIBVIRT_URI snapshot-create-as $DOMAIN --name $SNAP_ID`
if [ "$?" = "0" ]; then
echo "$data" | awk '{print $3}'