115 lines
2.9 KiB
Plaintext
115 lines
2.9 KiB
Plaintext
## <module name="clock" layer="system">
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## <summary>Policy for reading and setting the hardware clock.</summary>
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########################################
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## <interface name="clock_transition">
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## <description>
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## Execute hwclock in the clock 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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## <infoflow type="write" weight="10"/>
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## </interface>
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#
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define(`clock_transition',`
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requires_block_template(`$0'_depend)
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domain_auto_trans($1,hwclock_exec_t,hwclock_t)
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allow $1 hwclock_t:fd use;
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allow hwclock_t $1:fd use;
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allow hwclock_t $1:fifo_file rw_file_perms;
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allow hwclock_t $1:process sigchld;
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')
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define(`clock_transition_depend',`
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type hwclock_t, hwclock_exec_t;
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class file rx_file_perms;
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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="clock_transition_add_role_use_terminal">
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## <description>
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## Execute hwclock in the clock domain, and
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## allow the specified role the hwclock 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="role">
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## The role to be allowed the clock domain.
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## </parameter>
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## <parameter name="terminal">
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## The type of the terminal allow the clock domain to use.
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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(`clock_transition_add_role_use_terminal',`
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requires_block_template(`$0'_depend)
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clock_transition($1)
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role $2 types hwclock_t;
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allow hwclock_t $3:chr_file { getattr read write ioctl };
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')
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define(`clock_transition_add_role_use_terminal_depend',`
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type hwclock_t;
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class chr_file { getattr read write ioctl };
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')
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########################################
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## <interface name="clock_execute">
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## <description>
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## Execute hwclock
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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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## <infoflow type="execute" weight="10"/>
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## </interface>
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#
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define(`clock_execute',`
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requires_block_template(`$0'_depend)
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can_exec($1,hwclock_exec_t)
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')
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define(`clock_execute_depend',`
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type hwclock_exec_t;
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class file { getattr read execute execute_no_trans };
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')
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########################################
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## <interface name="clock_modify_drift_records">
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## <description>
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## Allow executing domain to modify clock drift
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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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## <infoflow type="write" weight="10"/>
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## </interface>
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#
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define(`clock_modify_drift_records',`
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requires_block_template(`$0'_depend)
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allow $1 adjtime_t:file rw_file_perms;
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files_read_general_system_config_directory($1)
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')
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define(`clock_modify_drift_records_depend',`
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type adjtime_t;
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class file rw_file_perms;
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')
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## </module>
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