* [PATCH v2] Module for tpm2
@ 2019-08-05 19:13 Sugar, David
2019-08-11 19:02 ` Chris PeBenito
0 siblings, 1 reply; 2+ messages in thread
From: Sugar, David @ 2019-08-05 19:13 UTC (permalink / raw)
To: selinux-refpolicy
Module for tpm2
v2 - updated to rename module and interface names, different dbus
interface
Signed-off-by: Dave Sugar <dsugar@tresys.com>
---
policy/modules/services/tpm2.fc | 3 ++
policy/modules/services/tpm2.if | 58 +++++++++++++++++++++++++++++++++
policy/modules/services/tpm2.te | 30 +++++++++++++++++
3 files changed, 91 insertions(+)
create mode 100644 policy/modules/services/tpm2.fc
create mode 100644 policy/modules/services/tpm2.if
create mode 100644 policy/modules/services/tpm2.te
diff --git a/policy/modules/services/tpm2.fc b/policy/modules/services/tpm2.fc
new file mode 100644
index 00000000..4ccf2f25
--- /dev/null
+++ b/policy/modules/services/tpm2.fc
@@ -0,0 +1,3 @@
+/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)
diff --git a/policy/modules/services/tpm2.if b/policy/modules/services/tpm2.if
new file mode 100644
index 00000000..55133e4a
--- /dev/null
+++ b/policy/modules/services/tpm2.if
@@ -0,0 +1,58 @@
+## <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;
+')
diff --git a/policy/modules/services/tpm2.te b/policy/modules/services/tpm2.te
new file mode 100644
index 00000000..aa607771
--- /dev/null
+++ b/policy/modules/services/tpm2.te
@@ -0,0 +1,30 @@
+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)
+')
--
2.21.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] Module for tpm2
2019-08-05 19:13 [PATCH v2] Module for tpm2 Sugar, David
@ 2019-08-11 19:02 ` Chris PeBenito
0 siblings, 0 replies; 2+ messages in thread
From: Chris PeBenito @ 2019-08-11 19:02 UTC (permalink / raw)
To: Sugar, David, selinux-refpolicy
On 8/5/19 3:13 PM, Sugar, David wrote:
> Module for tpm2
>
> v2 - updated to rename module and interface names, different dbus
> interface
>
> Signed-off-by: Dave Sugar <dsugar@tresys.com>
> ---
> policy/modules/services/tpm2.fc | 3 ++
> policy/modules/services/tpm2.if | 58 +++++++++++++++++++++++++++++++++
> policy/modules/services/tpm2.te | 30 +++++++++++++++++
> 3 files changed, 91 insertions(+)
> create mode 100644 policy/modules/services/tpm2.fc
> create mode 100644 policy/modules/services/tpm2.if
> create mode 100644 policy/modules/services/tpm2.te
>
> diff --git a/policy/modules/services/tpm2.fc b/policy/modules/services/tpm2.fc
> new file mode 100644
> index 00000000..4ccf2f25
> --- /dev/null
> +++ b/policy/modules/services/tpm2.fc
> @@ -0,0 +1,3 @@
> +/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)
> diff --git a/policy/modules/services/tpm2.if b/policy/modules/services/tpm2.if
> new file mode 100644
> index 00000000..55133e4a
> --- /dev/null
> +++ b/policy/modules/services/tpm2.if
> @@ -0,0 +1,58 @@
> +## <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;
> +')
> diff --git a/policy/modules/services/tpm2.te b/policy/modules/services/tpm2.te
> new file mode 100644
> index 00000000..aa607771
> --- /dev/null
> +++ b/policy/modules/services/tpm2.te
> @@ -0,0 +1,30 @@
> +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)
> +')
Merged.
--
Chris PeBenito
^ permalink raw reply [flat|nested] 2+ messages in thread
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2019-08-11 19:02 ` Chris PeBenito
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