Backport "HBASE-27651 hbase-daemon.sh foreground_start should propagate SIGHUP and SIGTERM" to branch-2 #5126
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Introduce separate
trap
s for SIGHUP vs. the rest. TreatSIGINT
,SIGKILL
, andEXIT
identically, as before. Use the signal name withoutSIG
prefix for increased portability, as per the POSIX man page fortrap
.SIGTERM
handler will now honorHBASE_STOP_TIMEOUT
as described in the file header.