2012-02-14 19:43:45

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Subject: [refpolicy] [PATCH 1/1] Add policy for kup server utilities.

As requested, in patch format, plus changes after
talking to grift on IRC.


---
kup.fc | 8 ++++
kup.if | 128 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
kup.te | 70 +++++++++++++++++++++++++++++++++++
3 files changed, 206 insertions(+), 0 deletions(-)
create mode 100644 kup.fc
create mode 100644 kup.if
create mode 100644 kup.te

diff --git a/kup.fc b/kup.fc
new file mode 100644
index 0000000..e2e929f
--- /dev/null
+++ b/kup.fc
@@ -0,0 +1,8 @@
+/usr/bin/kup-server -- gen_context(system_u:object_r:kup_server_exec_t,s0)
+/etc/kup(/.*)? gen_context(system_u:object_r:kup_server_etc_t,s0)
+/var/lib/kup -d gen_context(system_u:object_r:kup_server_var_lib_t,s0)
+/var/lib/kup/pgp(/.*)? gen_context(system_u:object_r:kup_server_var_lib_t,s0)
+/var/lib/kup/pub(/.*)? gen_context(system_u:object_r:kup_server_content_rw_t,s0)
+/var/lib/kup/tmp(/.*)? gen_context(system_u:object_r:kup_server_content_rw_t,s0)
+/var/run/kup(/.*)? gen_context(system_u:object_r:kup_server_var_run_t,s0)
+
diff --git a/kup.if b/kup.if
new file mode 100644
index 0000000..f55dffd
--- /dev/null
+++ b/kup.if
@@ -0,0 +1,128 @@
+## <summary>Kernel.org Uploader server utilities</summary>
+
+
+########################################
+## <summary>
+## Execute a domain transition to run kup.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain allowed to transition.
+## </summary>
+## </param>
+#
+interface(`kup_server_domtrans',`
+ gen_require(`
+ type kup_server_t, kup_server_exec_t;
+ ')
+
+ domtrans_pattern($1, kup_server_exec_t, kup_server_t)
+')
+
+########################################
+## <summary>
+## Read content uploaded via kup.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain allowed to transition.
+## </summary>
+## </param>
+#
+interface(`kup_server_read_content',`
+ gen_require(`
+ type kup_server_content_rw_t;
+ ')
+
+ files_search_var_lib($1)
+ read_files_pattern($1, kup_server_content_rw_t, kup_server_content_rw_t)
+ list_dirs_pattern($1, kup_server_content_rw_t, kup_server_content_rw_t)
+')
+
+########################################
+## <summary>
+## Create, read, write, and delete
+## content uploaded via kup.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain allowed to transition.
+## </summary>
+## </param>
+#
+interface(`kup_server_manage_content',`
+ gen_require(`
+ type kup_server_content_rw_t;
+ ')
+
+ files_search_var_lib($1)
+ manage_files_pattern($1, kup_server_content_rw_t, kup_server_content_rw_t)
+ manage_dirs_pattern($1, kup_server_content_rw_t, kup_server_content_rw_t)
+')
+
+
+########################################
+## <summary>
+## Execute kup in the kup domain, and
+## allow the specified role the kup domain.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain allowed to transition.
+## </summary>
+## </param>
+## <param name="role">
+## <summary>
+## The role to be allowed to transition.
+## </summary>
+## </param>
+#
+interface(`kup_server_run',`
+ gen_require(`
+ type kup_server_t;
+ ')
+
+ kup_server_domtrans($1)
+ role $2 types kup_server_t;
+')
+
+########################################
+## <summary>
+## All of the rules required to administrate
+## an kup environment
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain allowed access.
+## </summary>
+## </param>
+## <param name="role">
+## <summary>
+## Role allowed access.
+## </summary>
+## </param>
+## <rolecap/>
+#
+interface(`kup_server_admin',`
+ gen_require(`
+ type kup_server_t;
+ type kup_server_etc_t;
+ type kup_server_var_lib_t;
+ type kup_server_content_rw_t;
+ type kup_server_var_run_t;
+ ')
+
+ allow $1 kup_server_t:process { ptrace signal_perms };
+ ps_process_pattern($1, kup_server_t)
+
+ files_search_etc($1)
+ admin_pattern($1, kup_server_etc_t)
+
+ files_search_var_lib($1)
+ admin_pattern($1, kup_server_var_lib_t)
+ admin_pattern($1, kup_server_content_rw_t)
+
+ files_search_pids($1)
+ admin_pattern($1, kup_server_var_run_t)
+
+')
diff --git a/kup.te b/kup.te
new file mode 100644
index 0000000..5ec2324
--- /dev/null
+++ b/kup.te
@@ -0,0 +1,70 @@
+policy_module(kup,1.0.0)
+
+########################################
+#
+# Declarations
+#
+
+type kup_server_t;
+type kup_server_exec_t;
+application_domain(kup_server_t, kup_server_exec_t)
+
+type kup_server_content_rw_t;
+files_type(kup_server_content_rw_t)
+
+type kup_server_etc_t;
+files_config_file(kup_server_etc_t);
+
+type kup_server_var_lib_t;
+files_type(kup_server_var_lib_t)
+
+type kup_server_var_run_t;
+# not really a pid file, but the policy suits what we want to do
+files_pid_file(kup_server_var_run_t)
+
+########################################
+#
+# kup_server local policy
+#
+
+allow kup_server_t self:fifo_file manage_fifo_file_perms;
+allow kup_server_t self:process setrlimit;
+allow kup_server_t self:process signal;
+
+# looking up user info
+auth_use_nsswitch(kup_server_t)
+
+# gathering entropy for uniqueness
+dev_read_urand(kup_server_t)
+
+domain_use_interactive_fds(kup_server_t)
+
+# Temp.pm wants to stat bits in the userdir
+userdom_getattr_user_home_dirs(kup_server_t)
+
+files_read_usr_files(kup_server_t)
+files_pid_filetrans(kup_server_t, kup_server_var_run_t, { dir file })
+files_var_lib_filetrans(kup_server_t, kup_server_content_rw_t, { dir file })
+
+read_files_pattern(kup_server_t, kup_server_etc_t, kup_server_etc_t)
+read_files_pattern(kup_server_t, kup_server_var_lib_t, kup_server_var_lib_t)
+read_lnk_files_pattern(kup_server_t, kup_server_content_rw_t, kup_server_content_rw_t)
+
+# sending logs to syslog
+logging_send_syslog_msg(kup_server_t)
+
+manage_dirs_pattern(kup_server_t, kup_server_content_rw_t, kup_server_content_rw_t)
+manage_dirs_pattern(kup_server_t, kup_server_var_run_t, kup_server_var_run_t)
+manage_files_pattern(kup_server_t, kup_server_content_rw_t, kup_server_content_rw_t)
+manage_files_pattern(kup_server_t, kup_server_var_run_t, kup_server_var_run_t)
+
+miscfiles_read_localization(kup_server_t)
+
+# xz wants to read /proc/meminfo
+kernel_read_system_state(kup_server_t)
+
+# executing gzip, bzip2, xz
+corecmd_exec_bin(kup_server_t)
+
+# accessing git trees for kup put --tar and --diff
+git_read_generic_system_content_files(kup_server_t)
--
1.7.7.6


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