Merge changes from topic "servicemanager-recovery"

* changes:
  servicemanager: recovery write to kmsg.
  Add recovery service_contexts files.

Android.bp

@@ -594,18 +594,21 @@ property_contexts {
 service_contexts {
     name: "plat_service_contexts",
     srcs: [":service_contexts_files"],
+    recovery_available: true,
 }
 
 service_contexts {
     name: "system_ext_service_contexts",
     srcs: [":service_contexts_files"],
     system_ext_specific: true,
+    recovery_available: true,
 }
 
 service_contexts {
     name: "product_service_contexts",
     srcs: [":service_contexts_files"],
     product_specific: true,
+    recovery_available: true,
 }
 
 service_contexts {
@@ -613,6 +616,7 @@ service_contexts {
     srcs: [":service_contexts_files"],
     reqd_mask: true,
     soc_specific: true,
+    recovery_available: true,
 }
 
 keystore2_key_contexts {

private/init.te

@@ -15,6 +15,7 @@ recovery_only(`
   domain_trans(init, rootfs, fastbootd)
   domain_trans(init, rootfs, recovery)
   domain_trans(init, rootfs, linkerconfig)
+  domain_trans(init, rootfs, servicemanager)
   domain_trans(init, rootfs, snapuserd)
 ')
 domain_trans(init, shell_exec, shell)

public/servicemanager.te

@@ -30,3 +30,8 @@ allow servicemanager dumpstate:fifo_file write;
 
 # Check SELinux permissions.
 selinux_check_access(servicemanager)
+
+# In recovery, log to kmsg.
+recovery_only(`
+  allow servicemanager kmsg_device:chr_file rw_file_perms;
+')