[pgpool-committers: 5536] pgpool: Allow to set a client cipher list.

[Tatsuo Ishii]

Allow to set a client cipher list.

For this purpose new parameter "ssl_ciphers" is added. This is already
implemented in PostgreSQL and useful to enhance security when SSL is
enabled.

Branch
------
V4_0_STABLE

Details
-------
https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=ec9c44c9b18f0e66bbe58c7028b8e64843614254

Modified Files
--------------
doc.ja/src/sgml/ssl.sgml                   | 38 ++++++++++++++++++++++++++++++
doc/src/sgml/ssl.sgml                      | 25 ++++++++++++++++++++
src/config/pool_config_variables.c         | 10 ++++++++
src/include/pool_config.h                  |  2 +-
src/sample/pgpool.conf.sample              |  4 +++-
src/sample/pgpool.conf.sample-logical      |  4 +++-
src/sample/pgpool.conf.sample-master-slave |  4 +++-
src/sample/pgpool.conf.sample-replication  |  4 +++-
src/sample/pgpool.conf.sample-stream       |  4 +++-
src/utils/pool_process_reporting.c         |  5 ++++
src/utils/pool_ssl.c                       |  7 ++++++
11 files changed, 101 insertions(+), 6 deletions(-)