[pgpool-committers: 8832] pgpool: Deal with SSL error SSL_ERROR_ZERO_RETURN.

[Tatsuo Ishii]

Deal with SSL error SSL_ERROR_ZERO_RETURN.

Previously this caused failover, which was actually unnecessary because
it means the server is just going to close the connection.

Discussion: https://www.pgpool.net/pipermail/pgpool-general/2022-September/008425.html
Discussion: https://www.pgpool.net/pipermail/pgpool-hackers/2022-September/004194.html

Branch
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V4_2_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=68057906ed7ab08fcae5b986ad3a414fe261a8d3

Modified Files
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src/utils/pool_ssl.c | 18 +++++++++++++++++-
1 file changed, 17 insertions(+), 1 deletion(-)