2022-02-16 13:21:29

by Russell Coker

Subject: [PATCH] init dbus patch for GetDynamicUsers

Small patches for dbus access to talk to init for getting dynamic users
with systemd. The daemons do such checks from library code.

Signed-off-by: Russell Coker <[email protected]>

Index: refpolicy-2.20220216/policy/modules/services/dictd.te
===================================================================
--- refpolicy-2.20220216.orig/policy/modules/services/dictd.te
+++ refpolicy-2.20220216/policy/modules/services/dictd.te
@@ -79,3 +79,6 @@ optional_policy(`
seutil_sigchld_newrole(dictd_t)
')

+ifdef(`init_systemd',`
+ init_dbus_chat(dictd_t)
+')
Index: refpolicy-2.20220216/policy/modules/services/postfix.te
===================================================================
--- refpolicy-2.20220216.orig/policy/modules/services/postfix.te
+++ refpolicy-2.20220216/policy/modules/services/postfix.te
@@ -376,9 +376,6 @@ manage_lnk_files_pattern(postfix_bounce_

optional_policy(`
init_dbus_chat(postfix_bounce_t)
-')
-
-optional_policy(`
dbus_system_bus_client(postfix_bounce_t)
')

@@ -754,6 +751,11 @@ optional_policy(`
unconfined_run_to(postfix_showq_t, postfix_showq_exec_t)
')

+ifdef(`init_systemd',`
+ init_dbus_chat(postfix_showq_t)
+ dbus_system_bus_client(postfix_showq_t)
+')
+
########################################
#
# Smtp delivery local policy
@@ -778,6 +780,12 @@ optional_policy(`
')

optional_policy(`
+ dbus_send_system_bus(postfix_smtp_t)
+ dbus_system_bus_client(postfix_smtp_t)
+ init_dbus_chat(postfix_smtp_t)
+')
+
+optional_policy(`
dovecot_stream_connect(postfix_smtp_t)
')

@@ -815,9 +823,8 @@ optional_policy(`
')

optional_policy(`
- dbus_send_system_bus(postfix_smtp_t)
- dbus_system_bus_client(postfix_smtp_t)
- init_dbus_chat(postfix_smtp_t)
+ dbus_system_bus_client(postfix_smtpd_t)
+ init_dbus_chat(postfix_smtpd_t)
')

optional_policy(`

2022-02-16 16:23:00

by Chris PeBenito

Subject: Re: [PATCH] init dbus patch for GetDynamicUsers

On 2/16/2022 08:11, Russell Coker wrote:
> Small patches for dbus access to talk to init for getting dynamic users
> with systemd. The daemons do such checks from library code.
>
> Signed-off-by: Russell Coker <[email protected]>
>
> Index: refpolicy-2.20220216/policy/modules/services/dictd.te
> ===================================================================
> --- refpolicy-2.20220216.orig/policy/modules/services/dictd.te
> +++ refpolicy-2.20220216/policy/modules/services/dictd.te
> @@ -79,3 +79,6 @@ optional_policy(`
> seutil_sigchld_newrole(dictd_t)
> ')
>
> +ifdef(`init_systemd',`
> + init_dbus_chat(dictd_t)
> +')
> Index: refpolicy-2.20220216/policy/modules/services/postfix.te
> ===================================================================
> --- refpolicy-2.20220216.orig/policy/modules/services/postfix.te
> +++ refpolicy-2.20220216/policy/modules/services/postfix.te
> @@ -376,9 +376,6 @@ manage_lnk_files_pattern(postfix_bounce_
>
> optional_policy(`
> init_dbus_chat(postfix_bounce_t)
> -')
> -
> -optional_policy(`
> dbus_system_bus_client(postfix_bounce_t)
> ')
>
> @@ -754,6 +751,11 @@ optional_policy(`
> unconfined_run_to(postfix_showq_t, postfix_showq_exec_t)
> ')
>
> +ifdef(`init_systemd',`
> + init_dbus_chat(postfix_showq_t)
> + dbus_system_bus_client(postfix_showq_t)
> +')
> +
> ########################################
> #
> # Smtp delivery local policy
> @@ -778,6 +780,12 @@ optional_policy(`
> ')
>
> optional_policy(`
> + dbus_send_system_bus(postfix_smtp_t)
> + dbus_system_bus_client(postfix_smtp_t)
> + init_dbus_chat(postfix_smtp_t)
> +')
> +
> +optional_policy(`
> dovecot_stream_connect(postfix_smtp_t)
> ')
>
> @@ -815,9 +823,8 @@ optional_policy(`
> ')
>
> optional_policy(`
> - dbus_send_system_bus(postfix_smtp_t)
> - dbus_system_bus_client(postfix_smtp_t)
> - init_dbus_chat(postfix_smtp_t)
> + dbus_system_bus_client(postfix_smtpd_t)
> + init_dbus_chat(postfix_smtpd_t)
> ')
>
> optional_policy(`

Please use systemd_use_nss() instead of the individual dbus and init rules.

--
Chris PeBenito