[v23.3.x] Do not request votes if term changed in prevote phase #18625
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phases If term changed between pre-vote and actual vote phase a candidate should not proceed and request votes. Signed-off-by: Michał Maślanka <michal@redpanda.com> (cherry picked from commit 40add5d)
Added more logging about the start and result of pre-vote election. Signed-off-by: Michał Maślanka <michal@redpanda.com> (cherry picked from commit 1f0203f)
If a candidate receives a reply with term which is different than requested then the vote should not be treated as success. Additionally the term of candidate should be updated. Signed-off-by: Michał Maślanka <michal@redpanda.com>
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bharathv
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May 23, 2024
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Backport of PR #18394