244 lines
6.5 KiB
Plaintext
244 lines
6.5 KiB
Plaintext
# Copyright (C) 2005 Tresys Technology, LLC
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## <module name="corecommands" layer="system">
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## <summary>
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## Core policy for shells, and generic programs
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## in /bin, /sbin, /usr/bin, and /usr/sbin.
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## </summary>
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#######################################
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#
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# corecommands_make_shell_entrypoint(domain)
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#
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define(`corecommands_make_shell_entrypoint',`
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requires_block_template(`$0'_depend)
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domain_make_entrypoint_file($1,shell_exec_t)
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')
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define(`corecommands_make_shell_entrypoint_depend',`
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type shell_exec_t;
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')
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########################################
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#
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# corecommands_search_general_programs_directory(domain)
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#
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define(`corecommands_search_general_programs_directory',`
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requires_block_template(`$0'_depend)
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allow $1 bin_t:dir search;
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')
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define(`corecommands_search_general_programs_directory_depend',`
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type bin_t;
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class dir search;
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')
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########################################
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#
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# corecommands_read_general_programs_directory(domain)
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#
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define(`corecommands_read_general_programs_directory',`
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requires_block_template(`$0'_depend)
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allow $1 bin_t:dir { getattr search read };
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')
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define(`corecommands_read_general_programs_directory_depend',`
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type bin_t;
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class dir { getattr search read };
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')
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########################################
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#
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# corecommands_execute_general_programs(domain)
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#
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define(`corecommands_execute_general_programs',`
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requires_block_template(`$0'_depend)
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allow $1 bin_t:dir { getattr search read };
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allow $1 bin_t:lnk_file { getattr read };
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allow $1 bin_t:file { getattr read ioctl lock execute execute_no_trans };
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')
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define(`corecommands_execute_general_programs_depend',`
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type bin_t;
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class dir { getattr search read };
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class lnk_file { getattr read };
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class file { getattr read ioctl lock execute execute_no_trans };
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')
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########################################
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#
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# corecommands_search_system_programs_directory(domain)
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#
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define(`corecommands_search_system_programs_directory',`
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requires_block_template(`$0'_depend)
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allow $1 sbin_t:dir search;
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')
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define(`corecommands_search_system_programs_directory_depend',`
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type sbin_t;
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class dir search;
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')
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########################################
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#
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# corecommands_read_system_programs_directory(domain)
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#
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define(`corecommands_read_system_programs_directory',`
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requires_block_template(`$0'_depend)
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allow $1 sbin_t:dir r_dir_perms;
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')
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define(`corecommands_read_system_programs_directory_depend',`
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type sbin_t;
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class dir r_dir_perms;
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')
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########################################
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#
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# corecommands_ignore_get_system_programs_attributes(domain)
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#
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define(`corecommands_ignore_get_system_programs_attributes',`
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requires_block_template(`$0'_depend)
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allow $1 sbin_t:file getattr;
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')
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define(`corecommands_ignore_get_system_programs_attributes_depend',`
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type sbin_t;
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class file getattr;
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')
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########################################
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#
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# corecommands_execute_system_programs(domain)
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#
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define(`corecommands_execute_system_programs',`
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requires_block_template(`$0'_depend)
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allow $1 sbin_t:dir { getattr search read };
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allow $1 sbin_t:lnk_file { getattr read };
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allow $1 sbin_t:file { getattr read ioctl lock execute execute_no_trans };
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')
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define(`corecommands_execute_system_programs_depend',`
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type sbin_t;
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class dir { getattr search read };
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class lnk_file { getattr read };
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class file { getattr read ioctl lock execute execute_no_trans };
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')
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########################################
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#
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# corecommands_execute_shell(domain)
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#
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define(`corecommands_execute_shell',`
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requires_block_template(`$0'_depend)
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allow $1 bin_t:dir r_dir_perms;
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allow $1 bin_t:lnk_file { getattr read };
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allow $1 shell_exec_t:file { getattr read lock ioctl execute execute_no_trans };
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')
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define(`corecommands_execute_shell_depend',`
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type bin_t, shell_exec_t;
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class dir r_dir_perms;
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class lnk_file { getattr read };
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class file { getattr read lock ioctl execute execute_no_trans };
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')
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########################################
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#
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# corecommands_execute_ls(domain)
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#
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define(`corecommands_execute_ls',`
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requires_block_template(`$0'_depend)
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allow $1 bin_t:dir r_dir_perms;
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allow $1 bin_t:lnk_file { getattr read };
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allow $1 ls_exec_t:file { getattr read lock ioctl execute execute_no_trans };
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')
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define(`corecommands_execute_shell_depend',`
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type bin_t, ls_exec_t;
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class dir r_dir_perms;
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class lnk_file { getattr read };
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class file { getattr read lock ioctl execute execute_no_trans };
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')
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########################################
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## <interface name="corecommands_shell_explicit_transition">
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## <description>
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## Execute a shell in the target domain. This
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## is an explicit transition, requiring the
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## caller to use setexeccon().
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## </description>
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## <parameter name="domain">
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## The type of the process performing this action.
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## </parameter>
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## <parameter name="target_domain">
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## The type of the shell process.
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## </parameter>
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## <infoflow type="write" weight="10"/>
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## </interface>
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#
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define(`corecommands_shell_explicit_transition',`
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requires_block_template(`$0'_depend)
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allow $1 bin_t:dir { getattr search read };
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allow $1 bin_t:lnk_file { getattr read };
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allow $1 shell_exec_t:file { getattr read execute };
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allow $1 $2:process transition;
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dontaudit $1 $2:process { noatsecure siginh rlimitinh };
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allow $1 $2:fd use;
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allow $2 $1:fd use;
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allow $2 $1:fifo_file rw_file_perms;
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allow $2 $1:process sigchld;
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')
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define(`corecommands_shell_explicit_transition_depend',`
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type bin_t, shell_exec_t;
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class dir { getattr search read };
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class lnk_file { getattr read };
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class file { getattr read execute };
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class process { transition noatsecure siginh rlimitinh sigchld };
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class fd use;
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class fifo_file rw_file_perms;
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')
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########################################
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## <interface name="corecommands_shell_transition">
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## <description>
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## Execute a shell in the target domain.
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## </description>
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## <parameter name="domain">
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## The type of the process performing this action.
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## </parameter>
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## <parameter name="target_domain">
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## The type of the shell process.
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## </parameter>
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## <infoflow type="write" weight="10"/>
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## </interface>
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#
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define(`corecommands_shell_transition',`
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requires_block_template(`$0'_depend)
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corecommands_shell_explicit_transition($1,$2)
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type_transition $1 shell_exec_t:process $2;
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')
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define(`corecommands_shell_transition_depend',`
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type shell_exec_t;
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')
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########################################
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#
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# corecommands_chroot(domain)
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#
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define(`corecommands_chroot',`
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requires_block_template(`$0'_depend)
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allow $1 chroot_exec_t:file { getattr read execute execute_no_trans };
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# could go to a generic chroot priv:
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allow $1 self:capability sys_chroot;
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')
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define(`corecommands_chroot_depend',`
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type chroot_exec_t;
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class file { getattr read execute execute_no_trans };
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class capability sys_chroot;
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')
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## </module>
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