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Module for tpm2

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Module for tpm2

v2 - updated to rename module and interface names, different dbus
interface

Signed-off-by: Dave Sugar <dsugar@tresys.com>
This commit is contained in:
Sugar, David 2019-08-05 19:13:02 +00:00 committed by Chris PeBenito
parent fb04518b9d
commit 566fd554a6
3 changed files with 91 additions and 0 deletions
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3
policy/modules/services/tpm2.fc Normal file
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/usr/sbin/tpm2-abrmd -- gen_context(system_u:object_r:tpm2_abrmd_exec_t,s0)
/usr/lib/systemd/system/[^/]*tpm2-abrmd\.service -- gen_context(system_u:object_r:tpm2_abrmd_unit_t,s0)

58
policy/modules/services/tpm2.if Normal file
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## <summary>Trusted Platform Module 2.0</summary>
########################################
## <summary>
## Allow specified domain to enable/disable tpm2-abrmd unit
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`tpm2_enabledisable_abrmd',`
gen_require(`
type tpm2_abrmd_unit_t;
class service { enable disable };
')
allow $1 tpm2_abrmd_unit_t:service { enable disable };
')
########################################
## <summary>
## Allow specified domain to start/stop tpm2-abrmd unit
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`tpm2_startstop_abrmd',`
gen_require(`
type tpm2_abrmd_unit_t;
class service { start stop };
')
allow $1 tpm2_abrmd_unit_t:service { start stop };
')
########################################
## <summary>
## Allow specified domain to get status of tpm2-abrmd unit
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`tpm2_status_abrmd',`
gen_require(`
type tpm2_abrmd_unit_t;
class service status;
')
allow $1 tpm2_abrmd_unit_t:service status;
')

30
policy/modules/services/tpm2.te Normal file
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policy_module(tpm2, 1.0.0)
########################################
#
# Declarations
#
type tpm2_abrmd_t;
type tpm2_abrmd_exec_t;
init_daemon_domain(tpm2_abrmd_t, tpm2_abrmd_exec_t)
type tpm2_abrmd_unit_t;
init_unit_file(tpm2_abrmd_unit_t)
########################################
#
# Local policy
#
allow tpm2_abrmd_t self:process signal;
allow tpm2_abrmd_t self:unix_stream_socket create_socket_perms;
dev_rw_tpm(tpm2_abrmd_t)
kernel_read_crypto_sysctls(tpm2_abrmd_t)
kernel_read_system_state(tpm2_abrmd_t)
optional_policy(`
dbus_system_domain(tpm2_abrmd_t, tpm2_abrmd_exec_t)
')