This is historical information of device classes implemented in DeviceRelocator device server.
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Development status:
New development
Information status: Updated
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Class Description
This device server has been designed to relocate the LinacAlba device instances to place the devices in the computers that the PLCs consider local or remote connections.
Families: SoftwareSystem
Key words:
Platform: All Platforms
Language: Python
Contact:
Hardware
Manufacturer: none
Bus: Not Applicable
Class interface
Attributes:
| Name | Description |
|---|---|
| InstanceMonitorPeriodScalar: DevDouble | Defines the number of seconds were the instance state is checked to emit state change if necessary. |
| InstancesSpectrum: DevString | List of the managed instances configured in the device. |
| LocationsSpectrum: DevString | List of available locations for the managed instances. |
Commands:
| Name | Description |
|---|---|
| StateInput: DevVoid Output: State Device state |
This command gets the device state (stored in its device_state data member) and returns it to the caller. |
| StatusInput: DevVoid Output: ConstDevString Device status |
This command gets the device status (stored in its device_status data member) and returns it to the caller. |
| AddInstanceInput: DevString Output: DevBoolean |
Add an instance to be managed |
| RemoveInstanceInput: DevString Output: DevBoolean |
Remove an instence from the managed list. |
| AddLocationInput: DevString Output: DevBoolean |
Add a pair of tag and host to the list of possible locations (separeted by `:`) |
| RemoveLocationInput: DevString Output: DevBoolean |
Given the tag, remove a possible location from the list. |
| MoveInstanceInput: DevVarStringArray Output: DevBoolean |
start the procedure to move an instance to the specified location. It must be in the possible locations list. |
| ExecInput: DevString Output: DevString |
Hackish expert attribute to look inside the device during execution. If you use it, be very careful and at your own risk. |
| RefreshAvailableLocationsInput: DevVoid Output: DevVoid |
Chech the database to know the available locations for the servers. |
| MoveAllInstancesInput: DevString Output: DevBoolean |
start the procedure to move all the instances managed to the specified location. It must be in the possible locations list. |
| RestartInstanceInput: DevString Output: DevBoolean |
Given one of the instances monitored, use its astor object to stop and later start it. |
| RestartAllInstanceInput: DevVoid Output: DevBoolean |
For each of the instances monitored, use its astor object to stop and later start it. |
Pipes:
Properties:
| Name | Description |
|---|---|
| InstancesArray of DevString | List of the instances to be managed |
| LocationsArray of DevString | List of locations where the instances can be relocated. Pairs `tag`:`hostname`. |
Updated:
The device class has been updated.
You are looking at this version now.
19 Jan 2017, Piotr Goryl
Updated:
The device server has been updated.
You can see previous version here .
2 Jan 2017, Piotr Goryl
Created:
The device server has been added to catalogue.