| Interface | Description |
|---|---|
| HighAvailabilityManager |
Monitors other management nodes (via the
ManagementPlaneSyncRecordPersister) to detect
if the current master has failed or stopped. |
| HighAvailabilityManagerImpl.PromotionListener | |
| ManagementNodeSyncRecord |
Represents the state of a management-node.
|
| ManagementPlaneSyncRecord |
Meta-data about the management plane - the management nodes and who is currently master.
|
| ManagementPlaneSyncRecordPersister |
Controls the persisting and reading back of mementos relating to the management plane.
|
| ManagementPlaneSyncRecordPersister.Delta | |
| MasterChooser |
For choosing which management node to promote, when master detected as failed or stopped.
|
| Class | Description |
|---|---|
| BasicMasterChooser | |
| BasicMasterChooser.AlphabeticChooserScore | |
| BasicMasterChooser.AlphabeticMasterChooser |
comparator which prefers, in order:
higher explicit priority
non-snapshot Brooklyn version, then any Brooklyn version, and lastly null version
(using
NaturalOrderComparator so e.g. |
| HighAvailabilityManagerImpl |
This is the guts of the high-availability solution in Brooklyn.
|
| ManagementPlaneSyncRecordDeltaImpl | |
| ManagementPlaneSyncRecordDeltaImpl.Builder | |
| ManagementPlaneSyncRecordPersisterToMultiFile | Deprecated
since 0.7.0 use
ManagementPlaneSyncRecordPersisterToObjectStore e.g. |
| ManagementPlaneSyncRecordPersisterToObjectStore |
Structure of files is:
plane/ - top-level directory
master - contains the id of the management-node that is currently master
change.log - log of changes made
nodes/ - sub-directory, containing one file per management-node
a9WiuVKp - file named after the management-node's id, containing the management node's current state
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All writes are done synchronously. |
| OsgiManager |
| Enum | Description |
|---|---|
| HighAvailabilityMode |
Specifies the HA mode that a mgmt node should run in
|
| ManagementNodeState | |
| ManagementPlaneSyncRecordPersister.Delta.MasterChange | |
| MementoCopyMode |