MM to set export_tombstones if enabled via config

This property is read by tombstone_handler in crash_dump. If set,
tombstones are sent to tombstone server in host.

This patch also deletes code related to tombstoned & tombstone_transmit
which are no longer needed in Microdroid.

Test: atest #testTombstonesAreGeneratedUponUserspaceCrash
Bug: 243494912
Change-Id: Ie76d079538ef5fa2f3b5580d6b949a2d95ef0ad0
diff --git a/microdroid/Android.bp b/microdroid/Android.bp
index a2a4138..949c041 100644
--- a/microdroid/Android.bp
+++ b/microdroid/Android.bp
@@ -73,8 +73,6 @@
         "atrace",
         "debuggerd",
         "linker",
-        "tombstoned.microdroid",
-        "tombstone_transmit.microdroid",
         "cgroups.json",
         "task_profiles.json",
         "public.libraries.android.txt",
diff --git a/microdroid/init.rc b/microdroid/init.rc
index 5187a12..531bcd4 100644
--- a/microdroid/init.rc
+++ b/microdroid/init.rc
@@ -123,14 +123,6 @@
     mkdir /data/vendor_de 0771 root root
     mkdir /data/vendor/hardware 0771 root root
 
-    # Start tombstoned early to be able to store tombstones.
-    # microdroid doesn't have anr, but tombstoned requires it
-    mkdir /data/anr 0775 system system
-    mkdir /data/tombstones 0771 system system
-    mkdir /data/vendor/tombstones 0771 root root
-
-    start tombstoned
-
     # For security reasons, /data/local/tmp should always be empty.
     # Do not place files or directories in /data/local/tmp
     mkdir /data/local 0751 root root
@@ -143,15 +135,6 @@
     # Mark boot completed. This will notify microdroid_manager to run payload.
     setprop dev.bootcomplete 1
 
-on property:tombstone_transmit.start=1
-    mkdir /data/tombstones 0771 system system
-    start tombstone_transmit
-
-service tombstone_transmit /system/bin/tombstone_transmit.microdroid -cid 2 -port 2000 -remove_tombstones_after_transmitting
-    user system
-    group system
-    shutdown critical
-
 service apexd-vm /system/bin/apexd --vm
     user root
     group system
diff --git a/microdroid_manager/src/main.rs b/microdroid_manager/src/main.rs
index f83753c..0909c40 100644
--- a/microdroid_manager/src/main.rs
+++ b/microdroid_manager/src/main.rs
@@ -81,7 +81,6 @@
 const ZIPFUSE_BIN: &str = "/system/bin/zipfuse";
 
 const APEX_CONFIG_DONE_PROP: &str = "apex_config.done";
-const TOMBSTONE_TRANSMIT_DONE_PROP: &str = "tombstone_transmit.init_done";
 const DEBUGGABLE_PROP: &str = "ro.boot.microdroid.debuggable";
 
 // SYNC WITH virtualizationservice/src/crosvm.rs
@@ -423,12 +422,11 @@
 
     setup_config_sysprops(&config)?;
 
-    // Start tombstone_transmit if enabled
+    // Set export_tombstones if enabled
     if should_export_tombstones(&config) {
-        system_properties::write("tombstone_transmit.start", "1")
-            .context("set tombstone_transmit.start")?;
-    } else {
-        control_service("stop", "tombstoned")?;
+        // This property is read by tombstone_handler.
+        system_properties::write("microdroid_manager.export_tombstones.enabled", "1")
+            .context("set microdroid_manager.export_tombstones.enabled")?;
     }
 
     // Wait until zipfuse has mounted the APKs so we can access the payload
@@ -448,20 +446,10 @@
     system_properties::write("microdroid_manager.init_done", "1")
         .context("set microdroid_manager.init_done")?;
 
-    // Wait for tombstone_transmit to init
-    if should_export_tombstones(&config) {
-        wait_for_tombstone_transmit_done()?;
-    }
-
     info!("boot completed, time to run payload");
     exec_task(task, service).context("Failed to run payload")
 }
 
-fn control_service(action: &str, service: &str) -> Result<()> {
-    system_properties::write(&format!("ctl.{}", action), service)
-        .with_context(|| format!("Failed to {} {}", action, service))
-}
-
 struct ApkDmverityArgument<'a> {
     apk: &'a str,
     idsig: &'a str,
@@ -733,11 +721,6 @@
     wait_for_property_true(APEX_CONFIG_DONE_PROP).context("Failed waiting for apex config done")
 }
 
-fn wait_for_tombstone_transmit_done() -> Result<()> {
-    wait_for_property_true(TOMBSTONE_TRANSMIT_DONE_PROP)
-        .context("Failed waiting for tombstone transmit done")
-}
-
 fn wait_for_property_true(property_name: &str) -> Result<()> {
     let mut prop = PropertyWatcher::new(property_name)?;
     loop {