MDEV-26101: Galera WSREP SST broken on 10.6 under FreeBSD

This commit fixes a call to the sockstat utility for FreeBSD,
where this utility requires an extra "-s" parameter to display
the connection status and prints one extra column.

scripts/wsrep_sst_common.sh

@@ -1010,7 +1010,13 @@ check_port()
         lsof -Pnl -i ":$port" 2>/dev/null | \
         grep -q -E "^($utils)[^[:space:]]*[[:space:]]+$pid[[:space:]].*\\(LISTEN\\)" && rc=0
     elif [ $sockstat_available -ne 0 ]; then
-        sockstat -p "$port" 2>/dev/null | \
+        local opts='-p'
+        if [ "$OS" = 'FreeBSD' ]; then
+            # sockstat on FreeBSD requires the "-s" option
+            # to display the connection state:
+            opts='-sp'
+        fi
+        sockstat "$opts" "$port" 2>/dev/null | \
         grep -q -E "[[:space:]]+($utils)[^[:space:]]*[[:space:]]+$pid[[:space:]].*[[:space:]]LISTEN" && rc=0
     elif [ $ss_available -ne 0 ]; then
         ss -nlpH "( sport = :$port )" 2>/dev/null | \

scripts/wsrep_sst_rsync.sh

@@ -93,7 +93,15 @@ check_pid_and_port()
         else
             local filter='([^[:space:]]+[[:space:]]+){4}[^[:space:]]+'
             if [ $sockstat_available -eq 1 ]; then
-                port_info=$(sockstat -p "$port" 2>/dev/null | \
+                local opts='-p'
+                if [ "$OS" = 'FreeBSD' ]; then
+                    # sockstat on FreeBSD requires the "-s" option
+                    # to display the connection state:
+                    opts='-sp'
+                    # in addition, sockstat produces an additional column:
+                    filter='([^[:space:]]+[[:space:]]+){5}[^[:space:]]+'
+                fi
+                port_info=$(sockstat "$opts" "$port" 2>/dev/null | \
                     grep -E '[[:space:]]LISTEN' | grep -o -E "$filter")
             else
                 port_info=$(ss -nlpH "( sport = :$port )" 2>/dev/null | \