PYTHON-4960 More informative error message for stale primary #2115
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Depends on #2093 |
sleepyStick
approved these changes
Mar 5, 2025
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PYTHON-4960 More informative error message for stale primary
Implementation of mongodb/specifications#1729
Here's an example of the new TopologyDescriptions:
<TopologyDescription id: 67a69a832fcee4d4e6ab748f, topology_type: ReplicaSetWithPrimary, servers: [<ServerDescription ('a', 27017) server_type: Unknown, rtt: None, error=PyMongoError('primary marked stale due to discovery of newer primary')>, <ServerDescription ('b', 27017) server_type: RSPrimary, rtt: 0>]>and
<TopologyDescription id: 67a69a832fcee4d4e6ab7491, topology_type: ReplicaSetWithPrimary, servers: [<ServerDescription ('a', 27017) server_type: Unknown, rtt: None, error=PyMongoError("primary marked stale due to electionId/setVersion mismatch, (ObjectId('000000000000000000000001'), 1) is stale compared to (ObjectId('000000000000000000000001'), 2)")>, <ServerDescription ('b', 27017) server_type: RSPrimary, rtt: 0>]>