mirror of
https://gitlab.nic.cz/labs/bird.git
synced 2024-11-17 16:48:43 +00:00
26d92bb892
The old BIRD grammar needs two lookaheads to distinguish if..else from else: in case, which caused the parser to fail on some combinations of both expressions. This patch replaces two tokens 'else' ':' by one token 'else:' to fix that.
287 lines
9.7 KiB
Plaintext
287 lines
9.7 KiB
Plaintext
/*
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* This is an example configuration file.
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* FIXME: add all examples from docs here.
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*/
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# Yet another comment
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router id 62.168.0.1;
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define xyzzy = (120+10);
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define '1a-a1' = (20+10);
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define one = 1;
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function 'mkpair-a'(int a)
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{
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return (1, a);
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}
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function mkpath(int a; int b)
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{
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return [= a b 3 2 1 =];
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}
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function callme(int arg1; int arg2)
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int local1;
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int local2;
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int i;
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{
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printn "Function callme called arguments ", arg1, " and ", arg2, ": " ;
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i = arg2;
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case arg1 {
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2: printn "dva, "; printn "jeste jednou dva";
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3 .. 5: if arg2 < 3 then printn "tri az pet";
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else: printn "neco jineho";
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}
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print;
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}
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function fifteen()
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{
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print "fifteen called";
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return 15;
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}
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function paths()
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bgpmask pm1;
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bgpmask pm2;
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bgppath p2;
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clist l;
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{
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pm1 = / 4 3 2 1 /;
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pm2 = [= 4 3 2 1 =];
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print "Testing path masks: ", pm1, " ", pm2;
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p2 = prepend( + empty +, 1 );
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p2 = prepend( p2, 2 );
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p2 = prepend( p2, 3 );
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p2 = prepend( p2, 4 );
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print "Testing paths: ", p2;
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print "Should be true: ", p2 ~ pm1, " ", p2 ~ pm2;
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print "4 = ", p2.len;
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p2 = prepend( p2, 5 );
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print "Should be false: ", p2 ~ pm1, " ", p2 ~ pm2;
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print "Should be true: ", p2 ~ / ? 4 3 2 1 /, " ", p2, " ", / ? 4 3 2 1 /;
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print "Should be true: ", p2 ~ [= * 4 3 * 1 =], " ", p2, " ", [= * 4 3 * 1 =];
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print "Should be true: ", p2 ~ [= (3+2) (2*2) 3 2 1 =], " ", p2 ~ mkpath(5, 4);
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print "Should be true: ", p2.len = 5, " ", p2.first = 5, " ", p2.last = 1;
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print "5 = ", p2.len;
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pm1 = [= 1 2 * 3 4 5 =];
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p2 = prepend( + empty +, 5 );
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p2 = prepend( p2, 4 );
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p2 = prepend( p2, 3 );
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p2 = prepend( p2, 3 );
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p2 = prepend( p2, 2 );
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p2 = prepend( p2, 1 );
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print "Should be true: ", p2 ~ pm1, " ", p2, " ", pm1;
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l = - empty -;
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l = add( l, (one,2) );
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l = add( l, (2,one+2) );
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print "Community list (1,2) (2,3) ", l;
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print "Should be true: ", (2,3) ~ l, " ", l ~ [(1,*)], " ", l ~ [(2,3)]," ", l ~ [(2,2..3)], " ", l ~ [(1,1..2)], " ", l ~ [(1,1)..(1,2)];
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l = add( l, (2,5) );
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l = add( l, (5,one) );
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l = add( l, (6,one) );
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l = add( l, (one,one) );
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l = delete( l, [(5,1),(6,one),(one,1)] );
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l = delete( l, [(5,one),(6,one)] );
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l = delete( l, [(2,*)] );
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print "Community list (1,2) ", l;
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print "Should be false: ", (2,3) ~ l, " ", l ~ [(2,*)], " ", l ~ [(one,3..6)];
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l = add( l, (3,one) );
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l = add( l, (one+one+one,one+one) );
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l = add( l, (3,3) );
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l = add( l, (3,4) );
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l = add( l, (3,5) );
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l = delete( l, [(3,2..4)] );
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print "Community list (1,2) (3,1) (3,5) ", l;
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}
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function bla()
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{
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print "fifteen called";
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return 15;
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}
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define four=4;
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define onetwo=1.2.3.4;
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function __test1()
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{
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if source ~ [ RTS_BGP, RTS_STATIC ] then {
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# ospf_metric1 = 65535;
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# ospf_metric2 = 1000;
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ospf_tag = 0x12345678;
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accept;
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} reject;
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}
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function __test2()
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{
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if source ~ [ RTS_BGP, RTS_STATIC ] then {
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# ospf_metric1 = 65535;
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# ospf_metric2 = 1000;
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ospf_tag = 0x12345678;
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accept;
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} reject;
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}
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function test_pxset(prefix set pxs)
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{
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print pxs;
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print " must be true: ", 10.0.0.0/8 ~ pxs, ",", 10.0.0.0/10 ~ pxs, ",", 10.0.0.0/12 ~ pxs, ",",
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20.0.0.0/24 ~ pxs, ",", 20.0.40.0/24 ~ pxs, ",", 20.0.0.0/26 ~ pxs, ",",
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20.0.100.0/26 ~ pxs, ",", 20.0.0.0/28 ~ pxs, ",", 20.0.255.0/28 ~ pxs;
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print " must be false: ", 10.0.0.0/7 ~ pxs, ",", 10.0.0.0/13 ~ pxs, ",", 10.0.0.0/16 ~ pxs, ",",
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20.0.0.0/16 ~ pxs, ",", 20.0.0.0/23 ~ pxs, ",", 20.0.0.0/29 ~ pxs, ",",
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11.0.0.0/10 ~ pxs, ",", 20.1.0.0/26 ~ pxs;
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}
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function test_undef(int a)
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int b;
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{
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if a = 3
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then b = 4;
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print "Defined: ", a, " ", b, " ", defined(b);
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}
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function __startup()
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int i;
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bool b;
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prefix px;
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ip p;
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pair pp;
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quad qq;
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int set is;
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int set is1;
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int set is2;
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int set is3;
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pair set ps;
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prefix set pxs;
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string s;
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{
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print "1a-a1 = 30: ", '1a-a1';
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print "Testing filter language:";
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i = four;
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i = 12*100 + 60/2 + i;
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i = ( i + 0 );
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print " arithmetics: 1234 = ", i;
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printn " if statements ";
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print "what happens here?";
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printn ".";
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if (i = 4) then { print "*** FAIL: if 0"; quitbird; } else printn ".";
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# if !(i = 3) then { print "*** FAIL: if 0"; quitbird; } else printn ".";
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if 1234 = i then printn "."; else { print "*** FAIL: if 1 else"; }
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# if 1 <= 1 then printn "."; else { print "*** FAIL: test 3"; }
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if 1234 < 1234 then { print "*** FAIL: test 4"; quitbird; } else print "ok";
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is = [ 2, 3, 4, 7..11 ];
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print " must be true: ", 1.2.0.0/16 ~ [ 1.0.0.0/8{ 15 , 17 } ];
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print " data types; must be true: ", 1.2.3.4 = 1.2.3.4, ",", 1 ~ [1,2,3], ",", 5 ~ [1..20], ",", 10 ~ is, ",", 2 ~ [ 1, 2, 3 ], ",", 5 ~ [ 4 .. 7 ], ",", 1.2.3.4 ~ [ 1.2.3.3..1.2.3.5 ], ",", 1.2.3.4 ~ 1.0.0.0/8, ",", 1.0.0.0/8 ~ 1.0.0.0/8, ",", 1.0.0.0/8 ~ [ 1.0.0.0/8+ ];
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print " must be true: ", true && true, ",", true || false, ",", ! false && ! false && true, ",", 1 < 2 && 1 != 3, ",", true && true && ! false;
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print " must be true: ", defined(1), ",", defined(1.2.3.4), ",", 1 != 2, ",", 1 <= 2;
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print " data types: must be false: ", 1 ~ [ 2, 3, 4 ], ",", 5 ~ is, ",", 1.2.3.4 ~ [ 1.2.3.3, 1.2.3.5 ], ",", (1,2) > (2,2), ",", (1,1) > (1,1), ",", 1.0.0.0/9 ~ [ 1.0.0.0/8- ], ",", 1.2.0.0/17 ~ [ 1.0.0.0/8{ 15 , 16 } ], ",", true && false;
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is1 = [one, (2+1), (6-one), 8, 11, 15, 17, 19];
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is2 = [19, 17, 15, 11, 8, 5, 3, 2];
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is3 = [5, 17, 2, 11, 8, 15, 3, 19];
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print " must be true: ", 1 ~ is1, " ", 3 ~ is1, " ", 5 ~ is1;
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print " must be true: ", (one+2) ~ is1, " ", 2 ~ is2, " ", 2 ~ is3;
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print " must be false: ", 4 ~ is1, " ", 4 ~ is2, " ", 4 ~ is3;
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print " must be false: ", 10 ~ is1, " ", 10 ~ is2, " ", 10 ~ is3;
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print " must be true: ", 15 ~ is1, " ", 15 ~ is2, " ", 15 ~ is3;
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print " must be false: ", 18 ~ is1, " ", 18 ~ is2, " ", 18 ~ is3;
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print " must be true: ", 19 ~ is1, " ", 19 ~ is2, " ", 19 ~ is3;
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print " must be false: ", 20 ~ is1, " ", 20 ~ is2, " ", 20 ~ is3;
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px = 1.2.0.0/18;
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print "Testing prefixes: 1.2.0.0/18 = ", px;
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print " must be true: ", 192.168.0.0/16 ~ 192.168.0.0/16, " ", 192.168.0.0/17 ~ 192.168.0.0/16, " ", 192.168.254.0/24 ~ 192.168.0.0/16;
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print " must be false: ", 192.168.0.0/15 ~ 192.168.0.0/16, " ", 192.160.0.0/17 ~ 192.168.0.0/16;
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p = 127.1.2.3;
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print "Testing mask : 127.0.0.0 = ", p.mask(8);
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pp = (1, 2);
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print "Testing pairs: (1,2) = ", (1,2), " = ", pp, " = ", (1,1+1), " = ", 'mkpair-a'(2);
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print " must be true: ", (1,2) = (1,1+1);
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print "Testing enums: ", RTS_DUMMY, " ", RTS_STATIC, " ",
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", true: ", RTS_STATIC ~ [RTS_STATIC, RTS_DEVICE],
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", false: ", RTS_BGP ~ [RTS_STATIC, RTS_DEVICE];
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ps = [(1,(one+one)), (3,4)..(4,8), (5,*), (6,3..6)];
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print "Pair set: ", ps;
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print "Testing pair set, true: ", pp ~ ps, " ", (3,5) ~ ps, " ", (4,1) ~ ps, " ", (5,4) ~ ps, " ", (5,65535) ~ ps, " ", (6,4) ~ ps;
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print "Testing pair set, false: ", (3,3) ~ ps, " ", (4,9) ~ ps, " ", (4,65535) ~ ps, " ", (6,2) ~ ps, " ", (6,(6+one)) ~ ps, " ", ((one+6),2) ~ ps ;
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qq = 1.2.3.4;
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print "Testinq quad: 1.2.3.4 = ", qq,
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", true: ", qq = 1.2.3.4, " ", qq ~ [1.2.3.4, 5.6.7.8],
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", false: ", qq = 4.3.2.1, " ", qq ~ [1.2.1.1, 1.2.3.5];
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s = "Hello";
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print "Testing string: ", s, " true: ", s ~ "Hell*", " false: ", s ~ "ell*";
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b = true;
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print "Testing bool: ", b, ", ", !b;
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if ( b = true ) then print "Testing bool comparison b = true: ", b;
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else { print "*** FAIL: TRUE test failed" ; quitbird; }
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pxs = [ 1.2.0.0/16, 1.4.0.0/16+];
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print "Testing prefix sets: ";
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print pxs;
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print " must be true: ", 1.2.0.0/16 ~ pxs, ",", 1.4.0.0/16 ~ pxs, ",", 1.4.0.0/18 ~ pxs, ",", 1.4.0.0/32 ~ pxs;
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print " must be false: ", 1.1.0.0/16 ~ pxs, ",", 1.3.0.0/16 ~ pxs, ",", 1.2.0.0/15 ~ pxs, ",", 1.2.0.0/17 ~ pxs, ",",
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1.2.0.0/32 ~ pxs, ",", 1.4.0.0/15 ~ pxs;
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test_pxset([ 10.0.0.0/16{8,12}, 20.0.0.0/16{24,28} ]);
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print "What will this do? ", [ 1, 2, 1, 1, 1, 3, 4, 1, 1, 1, 5 ];
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print "Testing functions...";
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# callme ( 1, 2 );
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callme ( 2, 2 );
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callme ( 2, 2 );
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callme ( 3, 2 );
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callme ( 4, 4 );
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callme ( 7, 2 );
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i = fifteen();
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print "Testing function calls: 15 = ", i;
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paths();
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print "1.2.3.4 = ", onetwo;
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test_undef(2);
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test_undef(3);
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test_undef(2);
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print "done";
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quitbird;
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# print "*** FAIL: this is unreachable";
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}
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filter testf
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int j;
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{
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print "Heya, filtering route to ", net.ip, " prefixlen ", net.len, " source ", source;
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print "This route was from ", from;
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j = 7;
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j = 17;
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if rip_metric > 15 then {
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reject "RIP Metric is more than infinity";
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}
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rip_metric = 14;
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unset(rip_metric);
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accept "ok I take that";
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}
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eval __startup();
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