1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
|
(let* ((rep (start-nn-server portnum))
(mtconfdat (simple-setup (args:get-arg "-start-dir")))
(mtconf (car mtconfdat))
(contact (configf:lookup mtconf "listener" "owner"))
(script (configf:lookup mtconf "listener" "script")))
(print "Listening on port " portnum " for messages.")
(set-signal-handler! signal/int (lambda (signum)
(set! *time-to-exit* #t)
(debug:print-error 0 *default-log-port* "Received signal " signum " sending email befor exiting !!")
(let ((email-body (mtut:stml->string (s:body
(s:p (conc "Received signal " signum ". Lister has been terminated on host " (get-environment-variable "HOST") ". "))))))
(sendmail contact "Listner has been terminated." email-body use_html: #t))
(exit)))
(set-signal-handler! signal/term (lambda (signum)
(set! *time-to-exit* #t)
(debug:print-error 0 *default-log-port* "Received signal " signum " sending email befor exiting !!")
(let ((email-body (mtut:stml->string (s:body
(s:p (conc "Received signal " signum ". Lister has been terminated on host " (get-environment-variable "HOST") ". "))))))
(sendmail contact "Listner has been terminated." email-body use_html: #t))
(exit)))
;(set-signal-handler! signal/term special-signal-handler)
;;(nn-send rep "3.9")
(with-input-from-pipe (conc "/usr/bin/uptime | cut -d':' -f4 | awk '{print $1}' | cut -d',' -f1")
(lambda()
(let loop ((inl (read-line)))
(if (not (eof-object? inl))
(begin
;;(print "fdk73: " inl ":")
;;(set! current-list-ciaf (append! current-list-ciaf (list (string-substitute "\\s+$" "" inl))))
(nn-send rep inl)
(loop(read-line)))
))
)
)
;;(print (isys "/usr/bin/uptime" foreach-stdout-thunk: foreach-stdout))
(let ((ctime (date->string (current-date))))
(begin
(debug:print 0 *default-log-port* ctime " received '" instr "'. Time to sucide." )
(let ((pid (current-process-id)))
(debug:print 0 *default-log-port* "Killing current process (pid=" pid ")")
(system (conc "kill " pid))))
(begin
(debug:print 0 *default-log-port* ctime " received " instr )
;(nn-send rep "ok")
(if (not (equal? instr "ping"))
(begin
(debug:print 0 *default-log-port* ctime " running \"" script " " instr "\"")
;(system (conc script " '" instr "'"))
(process-run script (list instr ))
(debug:print 0 *default-log-port* ctime " done" ))
(begin
(if (not (equal? instr "load"))
(print "Checking load")
)
)
)
)))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<
<
<
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
|
(let* ((rep (start-nn-server portnum))
(mtconfdat (simple-setup (args:get-arg "-start-dir")))
(mtconf (car mtconfdat))
(contact (configf:lookup mtconf "listener" "owner"))
(script (configf:lookup mtconf "listener" "script")))
(print "Listening on port " portnum " for messages.")
(set-signal-handler! signal/int (lambda (signum)
(set! *time-to-exit* #t)
(debug:print-error 0 *default-log-port* "Received signal " signum " sending email befor exiting !!")
(let ((email-body (mtut:stml->string (s:body
(s:p (conc "Received signal " signum ". Lister has been terminated on host " (get-environment-variable "HOST") ". "))))))
(sendmail contact "Listner has been terminated." email-body use_html: #t))
(exit)))
(set-signal-handler! signal/term (lambda (signum)
(set! *time-to-exit* #t)
(debug:print-error 0 *default-log-port* "Received signal " signum " sending email befor exiting !!")
(let ((email-body (mtut:stml->string (s:body
(s:p (conc "Received signal " signum ". Lister has been terminated on host " (get-environment-variable "HOST") ". "))))))
(sendmail contact "Listner has been terminated." email-body use_html: #t))
(exit)))
;;(set-signal-handler! signal/term special-signal-handler)
(let loop ((instr (nn-recv rep)))
;;(nn-send rep "3.9")
(with-input-from-pipe (conc "/usr/bin/uptime | cut -d':' -f4 | awk '{print $1}' | cut -d',' -f1")
(lambda()
(let loop ((inl (read-line)))
(if (not (eof-object? inl))
(begin
;;(print "fdk73: " inl ":")
;;(set! current-list-ciaf (append! current-list-ciaf (list (string-substitute "\\s+$" "" inl))))
(nn-send rep inl)
(loop(read-line)))
))))
;;(print (isys "/usr/bin/uptime" foreach-stdout-thunk: foreach-stdout))
(let ((ctime (date->string (current-date))))
(if (equal? instr "time-to-die")
(begin
(debug:print 0 *default-log-port* ctime " received '" instr "'. Time to sucide." )
(let ((pid (current-process-id)))
(debug:print 0 *default-log-port* "Killing current process (pid=" pid ")")
(system (conc "kill " pid))))
(begin
(debug:print 0 *default-log-port* ctime " received " instr )
;(nn-send rep "ok")
(if (not (equal? instr "ping"))
(begin
(debug:print 0 *default-log-port* ctime " running \"" script " " instr "\"")
;(system (conc script " '" instr "'"))
(process-run script (list instr ))
(debug:print 0 *default-log-port* ctime " done" ))
(begin
(if (not (equal? instr "load"))
(print "Checking load")
)
)
)
)))
(loop (nn-recv rep))))
(print "ERROR: Port " portnum " already in use. Try another port")))))))
((tlisten)
|