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gpg, roles: use user exec domain attribute

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Signed-off-by: Kenton Groombridge <me@concord.sh>
This commit is contained in:
Kenton Groombridge 2021-08-08 11:54:44 -04:00
parent 7cd14e0c49
commit 56a50fb56c
4 changed files with 36 additions and 20 deletions
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50
policy/modules/apps/gpg.if
View File

@ -4,18 +4,29 @@
## <summary>
## Role access for gpg.
## </summary>
## <param name="role">
## <param name="role_prefix">
## <summary>
## Role allowed access.
## The prefix of the user role (e.g., user
## is the prefix for user_r).
## </summary>
## </param>
## <param name="domain">
## <param name="user_domain">
## <summary>
## User domain for the role.
## </summary>
## </param>
## <param name="user_exec_domain">
## <summary>
## User exec domain for execute and transition access.
## </summary>
## </param>
## <param name="role">
## <summary>
## Role allowed access
## </summary>
## </param>
#
interface(`gpg_role',`
template(`gpg_role',`
gen_require(`
attribute_role gpg_roles, gpg_agent_roles, gpg_helper_roles, gpg_pinentry_roles;
type gpg_t, gpg_exec_t, gpg_agent_t;
@ -23,21 +34,21 @@ interface(`gpg_role',`
type gpg_pinentry_t, gpg_pinentry_tmp_t, gpg_secret_t;
')
roleattribute $1 gpg_roles;
roleattribute $1 gpg_agent_roles;
roleattribute $1 gpg_helper_roles;
roleattribute $1 gpg_pinentry_roles;
roleattribute $4 gpg_roles;
roleattribute $4 gpg_agent_roles;
roleattribute $4 gpg_helper_roles;
roleattribute $4 gpg_pinentry_roles;
domtrans_pattern($2, gpg_exec_t, gpg_t)
domtrans_pattern($2, gpg_agent_exec_t, gpg_agent_t)
domtrans_pattern($3, gpg_exec_t, gpg_t)
domtrans_pattern($3, gpg_agent_exec_t, gpg_agent_t)
allow $2 self:process setrlimit;
allow $2 { gpg_t gpg_agent_t gpg_helper_t gpg_pinentry_t }:process { ptrace signal_perms };
ps_process_pattern($2, { gpg_t gpg_agent_t gpg_helper_t gpg_pinentry_t })
allow $3 self:process setrlimit;
allow $3 { gpg_t gpg_agent_t gpg_helper_t gpg_pinentry_t }:process { ptrace signal_perms };
ps_process_pattern($3, { gpg_t gpg_agent_t gpg_helper_t gpg_pinentry_t })
allow gpg_pinentry_t $2:process signull;
allow gpg_helper_t $2:fd use;
allow { gpg_t gpg_agent_t gpg_helper_t gpg_pinentry_t } $2:fifo_file rw_inherited_fifo_file_perms;
allow gpg_pinentry_t $3:process signull;
allow gpg_helper_t $3:fd use;
allow { gpg_t gpg_agent_t gpg_helper_t gpg_pinentry_t } $3:fifo_file rw_inherited_fifo_file_perms;
allow $2 { gpg_agent_tmp_t gpg_secret_t }:dir { manage_dir_perms relabel_dir_perms };
allow $2 { gpg_agent_tmp_t gpg_secret_t }:file { manage_file_perms relabel_file_perms };
@ -47,7 +58,12 @@ interface(`gpg_role',`
userdom_user_home_dir_filetrans($2, gpg_secret_t, dir, ".gnupg")
optional_policy(`
gpg_pinentry_dbus_chat($2)
gpg_pinentry_dbus_chat($3)
')
optional_policy(`
systemd_user_app_status($1, gpg_t)
systemd_user_app_status($1, gpg_agent_t)
')
')

2
policy/modules/roles/staff.te
View File

@ -115,7 +115,7 @@ ifndef(`distro_redhat',`
')
optional_policy(`
gpg_role(staff_r, staff_t)
gpg_role(staff, staff_t, staff_application_exec_domain, staff_r)
')
optional_policy(`

2
policy/modules/roles/sysadm.te
View File

@ -1246,7 +1246,7 @@ ifndef(`distro_redhat',`
')
optional_policy(`
gpg_role(sysadm_r, sysadm_t)
gpg_role(sysadm, sysadm_t, sysadm_application_exec_domain, sysadm_r)
')
optional_policy(`

2
policy/modules/roles/unprivuser.te
View File

@ -79,7 +79,7 @@ ifndef(`distro_redhat',`
')
optional_policy(`
gpg_role(user_r, user_t)
gpg_role(user, user_t, user_application_exec_domain, user_r)
')
optional_policy(`