logcat: introduce split to logd and logpersist domains
- transition to logpersist from init
- sort some overlapping negative references
- intention is to allow logpersist to be used by vendor
userdebug logging
Test: gTest liblog-unit-tests, logd-unit-tests & logcat-unit-tests
Bug: 30566487
Change-Id: I7806f5a2548cbe0c1f257a0ba2855f2eb69d8e7c
diff --git a/private/logpersist.te b/private/logpersist.te
new file mode 100644
index 0000000..88733de
--- /dev/null
+++ b/private/logpersist.te
@@ -0,0 +1,21 @@
+# android debug log storage in logpersist domains (eng and userdebug only)
+userdebug_or_eng(`
+
+ r_dir_file(logpersist, cgroup)
+
+ allow logpersist misc_logd_file:file create_file_perms;
+ allow logpersist misc_logd_file:dir rw_dir_perms;
+
+ allow logpersist self:capability sys_nice;
+ allow logpersist pstorefs:dir search;
+ allow logpersist pstorefs:file r_file_perms;
+
+ control_logd(logpersist)
+ unix_socket_connect(logpersist, logdr, logd)
+
+')
+
+# logpersist is allowed to write to /data/misc/log for userdebug and eng builds
+neverallow logpersist { file_type userdebug_or_eng(`-misc_logd_file -coredump_file') }:file { create write append };
+neverallow { domain userdebug_or_eng(`-logpersist -dumpstate') } misc_logd_file:file no_rw_file_perms;
+neverallow { domain userdebug_or_eng(`-logpersist') } misc_logd_file:dir { add_name link relabelfrom remove_name rename reparent rmdir write };