commit 33a1ce74219d6126d5997c990d9a26009953cc26
author Stephane Lee <stayfan@google.com> Wed Mar 17 15:00:12 2021 -0700
committer Stephane Lee <stayfan@google.com> Tue Mar 23 17:23:03 2021 +0000
tree dda8eaf421bd4aeeb154ce4e8f26cbeea1776e57
parent d95bbb9740e2aadf5ed5f84ef653e603ac43b18c

Add UeventListener to pixelstats in gs101

Bug: 171793497
Test: Ensure that uevent listener reports data to statsd
Change-Id: I9e90f8483298934a78320f37dbf5eb1ac38e8f97

conf/init.gs101.rc

diff --git a/conf/init.gs101.rc b/conf/init.gs101.rc
index 27a3c7b..4545189 100644
--- a/conf/init.gs101.rc
+++ b/conf/init.gs101.rc
@@ -186,6 +186,9 @@
     # Loading common kernel modules in background
     start insmod_sh_common
 
+    # Charge stats (write 0)
+    chown system system /sys/class/power_supply/battery/charge_stats
+
     # start watchdogd
     start watchdogd
 

pixelstats/service.cpp

diff --git a/pixelstats/service.cpp b/pixelstats/service.cpp
index 33d885f..5c381eb 100644
--- a/pixelstats/service.cpp
+++ b/pixelstats/service.cpp
@@ -17,10 +17,13 @@
 #define LOG_TAG "pixelstats"
 
 #include <android-base/logging.h>
+#include <thread>
 
 #include <pixelstats/SysfsCollector.h>
+#include <pixelstats/UeventListener.h>
 
 using android::hardware::google::pixel::SysfsCollector;
+using android::hardware::google::pixel::UeventListener;
 
 #define UFSHC_PATH(filename) "/dev/sys/block/bootdevice/" #filename
 const struct SysfsCollector::SysfsPaths sysfs_paths = {
@@ -38,6 +41,10 @@
 int main() {
     LOG(INFO) << "starting PixelStats";
 
+    UeventListener ueventListener("");
+    std::thread listenThread(&UeventListener::ListenForever, &ueventListener);
+    listenThread.detach();
+
     SysfsCollector collector(sysfs_paths);
     collector.collect();  // This blocks forever.