rpc: Add timout for waiting on semaphore in reconnect #4180
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mmaslankaprv
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It solves the problem like: 1) controller leader node try to reconnect to one of follower 2) Follower is isolated and reconnect will be lock semaphore during timeout 3) Heartbit manager will try to send hb to isolated node and will be blocked on semaphore 4) Another heartbits will wait hb from step 3 5) Controller leader node will think that another nodes are failed Fixes redpanda-data#4071
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mmaslankaprv
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Cover letter
It solves the problem like:
Fixes #4071
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