110 lines
3.1 KiB
Mathematica
110 lines
3.1 KiB
Mathematica
%ZISTCPS ;ISF/RWF - DEVICE HANDLER TCP/IP SERVER CALLS ;06/20/2005 09:11
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;;8.0;KERNEL;**78,118,127,225,275,388**;Jul 10, 1995
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Q
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;
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CLOSE ;Close and reset
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G CLOSE^%ZISTCP
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Q
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;
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;In ZRULE, set ZISQUIT=1 to quit
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LISTEN(SOCK,RTN,ZRULE) ;Listen on socket, start routine
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N %A,ZISOS,X,NIO,EXIT
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N $ES,$ET S $ETRAP="D OPNERR^%ZISTCPS"
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S ZISOS=^%ZOSF("OS"),ZRULE=$G(ZRULE)
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S POP=1
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D GETENV^%ZOSV S U="^",XUENV=Y,XQVOL=$P(Y,U,2)
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S POP=1 D LONT:ZISOS["OpenM",LGTM:ZISOS["GT.M"
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I 'POP C NIO ;Close port
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Q
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;
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;
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LONT ;Open port in Accept mode with standard terminators.
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N %ZA,NEWCHAR
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S NIO="|TCP|"_SOCK,EXIT=0
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;(adr:sock:term:ibuf:obuf:queue)
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O NIO:(:SOCK:"AT"::512:512:10):30 Q:'$T S POP=0 U NIO
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;Wait on read for a connect
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LONT2 F U NIO R *NEWCHAR:30 S EXIT=$$EXIT Q:$T!EXIT
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I EXIT C NIO Q
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;JOB params (:Concurrent Server bit:principal input:principal output)
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J CHILDONT^%ZISTCPS(NIO,RTN):(:16::):10 S %ZA=$ZA
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I %ZA\8196#2=1 W *-2 ;Job failed to clear bit
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G LONT2
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;
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CHILDONT(IO,RTN) ;Child process for OpenM
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S $ETRAP="D ^%ZTER L HALT",IO=$ZU(53)
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U IO:(::"-M") ;Work like DSM
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S NEWJOB=$$NEWOK
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I 'NEWJOB W "421 Service temporarily down.",$C(13,10),!
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I NEWJOB K NEWJOB D VAR,@RTN
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HALT
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;
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VAR ;Setup IO variables
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S IO(0)=IO,IO(1,IO)="",POP=0
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S IOT="TCP",IOST="P-TCP",IOST(0)=0
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S IOF=$$FLUSHCHR^%ZISTCP
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S ^XUTL("XQ",$J,0)=$$DT^XLFDT
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Q
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NEWOK() ;Is it OK to start a new process
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I $G(^%ZIS(14.5,"LOGON",^%ZOSF("VOL"))) Q 0
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I $$AVJ^%ZOSV()<3 Q 0
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Q 1
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OPNERR ;
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S POP=1,EXIT=1,IO("ERROR")=$ECODE,$ECODE=""
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Q
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EXIT() ;See if time to exit
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I $$S^%ZTLOAD Q 1
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N ZISQUIT S ZISQUIT=0
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I $L(ZRULE) X ZRULE I $G(ZISQUIT) Q 1
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Q 0
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;
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LGTM ;GT.M multi thread server
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N %A K ^TMP("ZISTCP",$J)
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S $ZINTERRUPT="I $$JOBEXAM^ZU($ZPOSITION)"
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S NIO="SCK$"_$S($J>86400:$J,1:84600+$J) ;Construct a dummy, but "unique" devicename for job
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D LOG("Open for Listen "_NIO)
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;Open the device
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O NIO:(ZLISTEN=SOCK_":TCP":ATTACH="listener"):30:"SOCKET"
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I '$T D LOG("Can't Open Socket: "_SOCK) Q
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U NIO S NIO("ZISTCP",0)=$KEY D LOG("Have port.")
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;Start Listening
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W /LISTEN(1) S NIO("ZISTCP",1)=$KEY D LOG("Start Listening. "_NIO("ZISTCP",1))
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;Wait for connection
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LG2 S %A=0,EXIT=0 F D Q:%A!EXIT
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. W /WAIT(30) ;Wait for connect
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. I $P($KEY,"|",1)="CONNECT" S NIO("ZISTCP",2)=$KEY,%A=1
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. S EXIT=$$EXIT
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. Q
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I EXIT C NIO Q
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;
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S NIO("SOCK")=$P($G(NIO("ZISTCP",2)),"|",2)
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D LOG("Got connection on "_NIO("SOCK"))
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I '$$NEWOK D G LG2
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. U NIO:(SOCKET=NIO("SOCK")) W "421 Service temporarily down.",$C(13,10),#
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. C NIO:(SOCKET=NIO("SOCK")) K NIO("ZISTCP",2)
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. Q
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;Close the main socket
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C NIO:(SOCKET="listener")
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;Start a new listener
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J LISTEN^%ZISTCPS(SOCK,RTN,ZRULE)
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;Use the new socket
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;U NIO:(SOCKET=NIO("SOCK"):WIDTH=512:NOWRAP:IOERROR="TRAP")
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U NIO:(SOCKET=NIO("SOCK"):WIDTH=512:NOWRAP)
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;Run the job
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D GTMLNCH(NIO,RTN)
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S POP=0
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Q
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;
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GTMLNCH(IO,RTN) ;Run gt.m job for this conncetion.
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N NIO,SOCK,ZISOS,EXIT,XQVOL,$ETRAP
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S U="^",$ETRAP="D ^%ZTER L HALT"
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S IO(0)=IO,IO(1,IO)=""
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D VAR,@RTN
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Q $D(IO("C")) ;Use IO("C") to quit server
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;
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LOG(MSG) ;LOG STATUS
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N CNT
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S CNT=$G(^TMP("ZISTCP",$J))+1,^TMP("ZISTCP",$J)=CNT,^($J,CNT)=MSG
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Q
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;
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