216 lines
3.8 KiB
Plaintext
216 lines
3.8 KiB
Plaintext
ifdef(`enable_mcs',`
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#
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# Define sensitivities
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#
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# Each sensitivity has a name and zero or more aliases.
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#
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# MCS is single-sensitivity.
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#
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sensitivity s0;
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#
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# Define the ordering of the sensitivity levels (least to greatest)
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#
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dominance { s0 }
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#
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# Define the categories
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#
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# Each category has a name and zero or more aliases.
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#
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category c0;
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category c1;
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category c2;
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category c3;
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category c4;
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category c5;
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category c6;
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category c7;
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category c8;
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category c9;
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category c10;
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category c11;
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category c12;
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category c13;
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category c14;
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category c15;
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category c16;
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category c17;
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category c18;
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category c19;
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category c20;
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category c21;
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category c22;
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category c23;
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category c24;
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category c25;
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category c26;
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category c27;
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category c28;
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category c29;
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category c30;
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category c31;
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category c32;
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category c33;
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category c34;
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category c35;
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category c36;
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category c37;
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category c38;
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category c39;
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category c40;
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category c41;
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category c42;
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category c43;
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category c44;
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category c45;
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category c46;
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category c47;
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category c48;
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category c49;
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category c50;
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category c51;
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category c52;
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category c53;
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category c54;
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category c55;
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category c56;
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category c57;
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category c58;
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category c59;
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category c60;
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category c61;
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category c62;
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category c63;
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category c64;
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category c65;
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category c66;
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category c67;
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category c68;
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category c69;
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category c70;
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category c71;
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category c72;
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category c73;
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category c74;
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category c75;
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category c76;
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category c77;
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category c78;
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category c79;
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category c80;
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category c81;
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category c82;
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category c83;
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category c84;
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category c85;
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category c86;
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category c87;
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category c88;
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category c89;
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category c90;
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category c91;
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category c92;
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category c93;
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category c94;
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category c95;
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category c96;
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category c97;
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category c98;
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category c99;
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category c100;
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category c101;
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category c102;
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category c103;
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category c104;
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category c105;
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category c106;
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category c107;
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category c108;
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category c109;
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category c110;
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category c111;
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category c112;
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category c113;
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category c114;
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category c115;
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category c116;
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category c117;
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category c118;
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category c119;
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category c120;
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category c121;
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category c122;
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category c123;
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category c124;
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category c125;
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category c126;
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category c127;
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#
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# Each MCS level specifies a sensitivity and zero or more categories which may
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# be associated with that sensitivity.
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#
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level s0:c0.c127;
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#
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# Define the MCS policy
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#
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# mlsconstrain class_set perm_set expression ;
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#
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# mlsvalidatetrans class_set expression ;
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#
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# expression : ( expression )
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# | not expression
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# | expression and expression
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# | expression or expression
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# | u1 op u2
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# | r1 role_mls_op r2
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# | t1 op t2
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# | l1 role_mls_op l2
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# | l1 role_mls_op h2
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# | h1 role_mls_op l2
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# | h1 role_mls_op h2
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# | l1 role_mls_op h1
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# | l2 role_mls_op h2
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# | u1 op names
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# | u2 op names
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# | r1 op names
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# | r2 op names
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# | t1 op names
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# | t2 op names
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# | u3 op names (NOTE: this is only available for mlsvalidatetrans)
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# | r3 op names (NOTE: this is only available for mlsvalidatetrans)
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# | t3 op names (NOTE: this is only available for mlsvalidatetrans)
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#
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# op : == | !=
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# role_mls_op : == | != | eq | dom | domby | incomp
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#
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# names : name | { name_list }
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# name_list : name | name_list name
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#
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#
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# MCS policy for the file classes
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#
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# Constrain file access so that the high range of the process dominates
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# the high range of the file. We use the high range of the process so
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# that processes can always simply run at s0.
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#
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# Only files are constrained by MCS at this stage.
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#
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mlsconstrain file { read write setattr append unlink link rename
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create ioctl lock execute } (h1 dom h2);
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# XXX
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#
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# For some reason, we need to reference the mlsfileread attribute
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# or we get a build error. Below is a dummy entry to do this.
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mlsconstrain xextension query ( t1 == mlsfileread );
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attribute mlsfileread;
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') dnl end enable_mcs
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