source: FOIAVistA/tag/r/KERNEL-XU-A4A7-USC-XG-XLF-XNOA-XPD-XQ-XVIR-ZI-ZOSF-ZOSV-ZT-ZU-%Z-XIP--XQAB--XUC--XUR--ZIN--ZTED/XUSTZIP.m@ 1274

Last change on this file since 1274 was 628, checked in by George Lilly, 15 years ago

initial load of FOIAVistA 6/30/08 version

File size: 5.2 KB
Line 
1XUSTZIP ;WRJ/DAF,ISF/RWF - Security Twilight Zone, Failed Access Attempts ;03/24/2004 11:12
2 ;;8.0;KERNEL;**265,419**;Jul 10, 1995;Build 5
3 Q
4 ;The subfiles in KSP file.
5 ;405.2 List of Terminal Servers, slack, last reset
6 ;
7 ;^XUSEC(3, (File 3.083) Locked IP's, lock until
8 ;^XUSEC(4, (File 3.084) Failed attempts count
9 ;$P(^VA(200,DUZ,1.1),U,5) Locked Users
10 ;
11CLEAN ;CLEAN UP OLD LOCKED IP NODES, ^XUSEC(3,
12 N ZNUM,NOW
13 S ZNUM=0,NOW=$$NOW^XLFDT
14 L +^XUSEC(3,0):10
15 F S ZNUM=$O(^XUSEC(3,ZNUM)) Q:ZNUM'>0 D
16 .I $P(^XUSEC(3,ZNUM,0),"^",2)'>NOW D LKDEL(ZNUM)
17 L -^XUSEC(3,0),+^XUSEC(4,0):10
18 N XUFAC,OV
19 S ZNUM=0,NOW=$$H3-90
20 F S ZNUM=$O(^XUSEC(4,ZNUM)) Q:ZNUM'>0 D
21 .S OV=$$H3($P(^XUSEC(4,ZNUM,0),"^",3)) I OV'>NOW D
22 ..N DIK,DA
23 ..S DA=ZNUM,DIK="^XUSEC(4," D ^DIK
24 L -^XUSEC(4,0)
25 Q
26X6IP ;EXAMINE AND ALLOW RESET OF LOCKED IPS
27 N I,ZFDA,DIR,XUNOW,ZNM,ZNUM,Y S ZNM="",I=0
28 I '$D(^XUSEC(3,"B")) W !,"There are no IP's to Clear" Q
29 F S ZNM=$O(^XUSEC(3,"B",ZNM)) Q:ZNM']"" S ZNUM=$O(^XUSEC(3,"B",ZNM,"")) D
30 . I '$D(^XUSEC(3,ZNUM,0)) K ^XUSEC(3,"B",ZNM) Q ;419
31 . S I=I+1,ZNM(I)=ZNUM_"^"_ZNM
32 . W !,I_". ",ZNM," lock out till: ",$$FMTE^XLFDT($P(^XUSEC(3,ZNUM,0),"^",2))
33 . Q
34 S DIR(0)="N^1:"_I,DIR("A")="Choose the number of the IP to reset" D ^DIR Q:$D(DIRUT)
35 S ZNM=$P(ZNM(Y),"^",2),ZNUM=+ZNM(Y)
36 ;Call with IEN
37 D LKDEL(ZNUM)
38 W !,ZNM," Cleared"
39 ;Call with IP
40 D CLRFAC^XUS3(ZNM) ;Clear access count
41 ;if this is a ts reset and then set reset date in site param file
42 S ZIEN=$$TSCHK(ZNM)
43 I ZIEN>0 S ZFDA(8989.305,ZIEN_",1,",2)=$$NOW D UPDATE^DIE("","ZFDA")
44 K DIR,DIRUT
45 Q
46 ;
47LKSET(IP) ;Set IP Lock Node
48 N ZNUM,ZFDA,ZIEN
49 Q:'$$ON 0
50 S ZIEN="?+2,",ZFDA(3.083,ZIEN,.01)=IP
51 S ZFDA(3.083,ZIEN,2)=$$LKTL
52 D UPDATE^DIE("","ZFDA","ZIEN")
53 D CLRFAC^XUS3(IP) ;Clear the access count
54 Q 1
55LKTL() ;Lock until
56 Q $$HTFM^XLFDT($$HADD^XLFDT($H,0,0,0,$$LKTME))
57 ;
58NOW() ;
59 I $G(XUNOW) Q XUNOW
60 S XUNOW=$$NOW^XLFDT
61 Q XUNOW
62 ;
63IP() ;Get a device IP.
64 Q $S($D(IP):IP,$D(IO("IP")):IO("IP"),$D(IO("ZIO")):IO("ZIO"),1:"")
65 ;
66LKTME() ;Get lock-out time
67 I $D(XOPT) Q $P(XOPT,U,3)
68 Q $P(^XTV(8989.3,1,"XUS"),U,3)
69 ;
70LKCHECK(IP) ;Check if IP is LOCKED
71 I '$$ON Q 0 ;Are we doing IP/device locking
72 S IP=$$IP() Q:'$L(IP) 0
73 N ZREC S ZREC=$$LKREC(IP)
74 Q:'$L(ZREC) 0
75 ;Found a LOCK record, Check time
76 S X=$P(ZREC,"^",2)>$$NOW
77 Q X
78 ;
79LKREC(IP) ;Get the Lock record
80 N ZNUM
81 S ZNUM=+$O(^XUSEC(3,"B",IP,0))
82 Q $G(^XUSEC(3,ZNUM,0))
83 ;
84LKDEL(ZNUM) ;Delete LOCKED IP
85 N DIK,DA ;419
86 S DIK="^XUSEC(3,",DA=ZNUM D ^DIK
87 Q
88 ;
89LKWAIT(%) ;How long to wait
90 N T1,T2,IP
91 S IP=$$IP() Q:'$L(IP) %
92 S T1=$$LKREC(IP)
93 Q $$FMDIFF^XLFDT($P(T1,U,2),$$NOW^XLFDT,2)
94 ;
95TSCHK(IP) ;Check if IP is for a TERMINAL SERVER.
96 ;is this IP for a teriminal server.
97 N ZNUM S ZNUM=$O(^XTV(8989.3,1,405.2,"B",IP,0))
98 Q ZNUM
99 ;
100IPCHECK(IP) ;Check if IP should be LOCKED. Called from XUSTZ, and others.
101 ;Return 1 if should lock, 0 if No.
102 I '$$ON Q 0
103 S IP=$$IP Q:'$L(IP) 0
104 N LIMIT,TSIEN,ZEND,ZNUM,ZLST,SLK,TFAC,TSREC,Z10
105 ;If the IP is locked, Don't relock. Could cause an endless lock.
106 I $$LKCHECK(IP) Q 0
107 ;is this the IP of a teriminal server. if not lock
108 S TSIEN=$$TSCHK(IP) ;Returns TS ien.
109 ;If TSIEN<1 lock the IP.
110 Q:TSIEN<1 1
111 ;count # of failures for this TS in last 10 minutes and compare that
112 ;against the established limit. if no limit set, use 2. maybe cut
113 ;some slack.
114 S Z10=$$HTFM^XLFDT($$HADD^XLFDT($H,0,0,-10)) ;NOW-10
115 S TSREC=$G(^XTV(8989.3,1,405.2,TSIEN,0)) ;Get TS record
116 S ZLST=$P(TSREC,"^",3) ;Last reset
117 S ZEND=$S(ZLST>Z10:ZLST,1:Z10) ;stop at last reset or NOW-10.
118 S ZNUM="A",TFAC=0,Y=$S(IP["/":"/",1:":")
119 F S ZNUM=$O(^%ZUA(3.05,ZNUM),-1) Q:ZNUM'>0!(ZEND>ZNUM) D
120 . I $P($P(^%ZUA(3.05,ZNUM,0),"^",7),Y)=$P(IP,Y) S TFAC=TFAC+1
121 S LIMIT=$P($G(^XTV(8989.3,1,405)),"^",6) S:'LIMIT LIMIT=2
122 S SLK=$$SLACK(Z10) ;
123 Q $S(SLK:TFAC>SLK,1:TFAC>LIMIT)
124 ;
125SLACK(TEND) ;SLACK CALCULATOR
126 ;if this TS has been reset in last 10 minutes allow 100 tries.
127 ;Normal hours return 0, after hours use TS Slack value
128 N HRMIN,X,NOW,TS
129 S X=$P(TSREC,"^",3) ;Last Reset
130 I X>TEND Q 100 ;TEND is Now-10 min
131 ;if now is during normal work hours 8am to 4:30 pm, cut no slack
132 S HRMIN=$P($H,",",2)
133 ; 8am is 28800 and 4:30 pm is 59400
134 ; If Normal hours don't give slack unless user locking is on.
135 I (HRMIN>28800&(HRMIN<59400)) Q $S($P($G(^XTV(8989.3,1,405)),"^",4)="y":10,1:0)
136 ;if TS param says to cut slack, cut amount of slack set up in param.
137 Q $S($P(TSREC,"^",2):$P(TSREC,"^",2),1:0)
138 ;
139ON() ;ON OR OFF
140 Q $P($G(^XTV(8989.3,1,405)),"^",1)="y"
141 ;
142H3(%H) ;Make seconds
143 S:'$G(%H) %H=$H
144 Q %H*86400+$P(%H,",",2)
145 ;
146H0(%H) ;
147 S:'$G(%H) %H=0
148 Q (%H\86400)_","_(%H#86400)
149 ;
150DSPTME(%H) ;Convert seconds to display format
151 Q $$HTE^XLFDT($$H0(%H),"1P")
152 ;
153WATCH ;Watch the globals
154 N TIME,C,I,X
155WT2 S TIME=$$HTE^XLFDT($H)
156 W @IOF,"Failed access attempts count. Current time: ",TIME
157 S I=0,C=0
158 F S I=$O(^XUSEC(4,I)) Q:I'>0 S X=^(I,0),C=1 W !,I,?5,"IP: ",$P(X,U,1),?25,"Count: ",$P(X,U,2),?35,"Until: ",$$HTE^XLFDT($P(X,U,3))
159 I C=0 W !,?10,"None"
160 W !,"Locked IP's. Current time: ",TIME
161 S I=0,C=0
162 F S I=$O(^XUSEC(3,I)) Q:I'>0 S X=^(I,0),C=1 W !,I,?5,"IP: ",$P(X,U,1),?25,"Until: ",$$FMTE^XLFDT($P(X,U,2))
163 I C=0 W !,?10,"None"
164 R !,"Refresh: Yes// ",X:30 S:'$T X="Y" G WT2:"Yy"[$E(X)
165 I $E(X)="?" W !,"Enter 'Yes' or return to refresh, anyother key will exit" H 2 G WT2
166 Q
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