[pgpool-committers: 3475] pgpool: Do not use random() while generating MD5 salt.

[Tatsuo Ishii]

Do not use random() while generating MD5 salt.

random() should not be used in security related applications.  To
replace random(), import PostmasterRandom() from PostgreSQL.  Also
store current time at the start up of Pgpool-II main process for later
use.

Per Coverity CID 1362583.

Branch
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V3_4_STABLE

Details
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http://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=85c813c771eb523093cac4badd8b5e4b8937e635

Modified Files
--------------
src/auth/pool_auth.c    | 48 ++++++++++++++++++++++++++++++++++++++++++++----
src/main/pgpool_main.c  | 10 +++++++---
src/main/pool_globals.c |  1 +
3 files changed, 52 insertions(+), 7 deletions(-)