84 lines
1.5 KiB
Plaintext
84 lines
1.5 KiB
Plaintext
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#
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# Define the constraints
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#
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# constrain class_set perm_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_op r2
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# | t1 op t2
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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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#
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# op : == | !=
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# role_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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# SELinux process identity change constraint:
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#
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constrain process transition
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(
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u1 == u2
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or ( t1 == can_change_process_identity and t2 == process_user_target )
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or ( t1 == cron_source_domain and ( t2 == cron_job_domain or u2 == system_u ) )
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or ( t1 == can_system_change and u2 == system_u )
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or ( t1 == process_uncond_exempt )
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);
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#
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# SELinux process role change constraint:
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#
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constrain process transition
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(
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r1 == r2
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or ( t1 == can_change_process_role and t2 == process_user_target )
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or ( t1 == cron_source_domain and t2 == cron_job_domain )
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or ( t1 == can_system_change and r2 == system_r )
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or ( t1 == process_uncond_exempt )
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);
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#
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# SELinux dynamic transition constraint:
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#
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constrain process dyntransition
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(
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u1 == u2 and r1 == r2
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);
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#
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# SElinux object identity change constraint:
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#
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constrain dir_file_class_set { create relabelto relabelfrom }
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(
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u1 == u2
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or t1 == can_change_object_identity
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);
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constrain socket_class_set { create relabelto relabelfrom }
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(
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u1 == u2
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or t1 == can_change_object_identity
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);
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