fingerprint: Add fps extension script

Bug: 208400345
Test: build Pass
Change-Id: If9334ac3a837c9bf85709335075f3a666eeef06d

fingerprint/extension/Android.bp

@@ -0,0 +1,6 @@
+sh_binary {
+    name: "fingerprint.extension.sh",
+    init_rc: ["init.fingerprint.extension.rc"],
+    src: "fingerprint.extension.sh",
+    system_ext_specific: true,
+}

fingerprint/extension/fingerprint.extension.mk

@@ -0,0 +1,11 @@
+# Fingerprint extension feature
+ifneq (,$(filter userdebug, $(TARGET_BUILD_VARIANT)))
+SOONG_CONFIG_fp_hal_feature += report_bug_support
+SOONG_CONFIG_fp_hal_feature_report_bug_support := true
+BOARD_SEPOLICY_DIRS += hardware/google/pixel-sepolicy/fingerprint-extension/vendor/
+SYSTEM_EXT_PUBLIC_SEPOLICY_DIRS += hardware/google/pixel-sepolicy/fingerprint-extension/system_ext/public/
+SYSTEM_EXT_PRIVATE_SEPOLICY_DIRS += hardware/google/pixel-sepolicy/fingerprint-extension/system_ext/private/
+PRODUCT_PACKAGES += \
+    fps_ext_bug_lib \
+    fingerprint.extension.sh
+endif

fingerprint/extension/fingerprint.extension.sh

@@ -0,0 +1,63 @@
+#!/system/bin/sh
+
+# BetterBug required fields
+am='am start -a com.google.android.apps.betterbug.intent.FILE_BUG_DEEPLINK --ez EXTRA_DEEPLINK true '
+issueTitle=' --es EXTRA_ISSUE_TITLE '
+additionalComment=' --es EXTRA_ADDITIONAL_COMMENT '
+componentId=' --el EXTRA_COMPONENT_ID '
+requireBugReport=' --ez EXTRA_REQUIRE_BUGREPORT '
+bugAssign=' --es EXTRA_BUG_ASSIGNEE '
+ccGroup=' --es EXTRA_CC '
+
+# BetterBug title
+kAuthTitle="UDFPS Fingerprint authentication has high failed rate"
+kLockoutTitle="UDFPS Fingerprint has too many lockout counts"
+kLatencyTitle="UDFPS Fingerprint took long to unlock device"
+
+# BetterBug context comment
+kAuthComment="This bug is auto created by fingerprint HAL to track fingerprint authentication"
+kLockoutComment="This bug is auto created by fingerprint HAL to track fingerprint lockout"
+kLatencyComment="This bug is auto created by fingerprint HAL to track fingerprint latency"
+
+# BetterBug assign & CC owner
+kBugAssign='fps-triage@google.com'
+kCcGroup='eddielan@google.com'
+kComponentId='817555'
+
+# Command to send intent to BetterBug
+commonCommand="$componentId ${kComponentId//\ /\\ }
+               $requireBugReport true
+               $bugAssign ${kBugAssign//\ /\\ }
+               $ccGroup ${kCcGroup//\ /\\ }"
+authCommand="$am $issueTitle ${kAuthTitle//\ /\\ }
+             $additionalComment ${kAuthComment//\ /\\ }"
+lockoutCommand="$am $issueTitle ${kLockoutTitle//\ /\\ }
+                $additionalComment ${kLockoutComment//\ /\\ }"
+latencyCommand="$am $issueTitle ${kLatencyTitle//\ /\\ }
+                $additionalComment ${kLatencyComment//\ /\\ }"
+
+# Type of bug being triggered
+# 1. Latency
+# 2. Lockout
+# 3. Finerprint authentication(FRR)
+bug_type="$1"
+
+send=1
+if [ "$bug_type" == "latency" ]; then
+  intentCommand="$latencyCommand $commonCommand"
+elif [ "$bug_type" == "lockout" ]; then
+  intentCommand="$lockoutCommand $commonCommand"
+elif [ "$bug_type" == "auth" ]; then
+  intentCommand="$authCommand $commonCommand"
+else
+  send=0
+  echo "Unknown bug_type $bug_type"
+fi
+
+if [ $send -eq 1 ]
+then
+  eval $intentCommand
+fi
+
+# Exit
+exit 0

fingerprint/extension/init.fingerprint.extension.rc

@@ -0,0 +1,19 @@
+# init-fingerprint-extension-sh is to send intent command to app
+# for tracking fingerprint issue.
+service fingerprint-extension-bug-latency /system_ext/bin/fingerprint.extension.sh latency
+    group shell
+    user shell
+    disabled
+    oneshot
+
+service fingerprint-extension-bug-lockout /system_ext/bin/fingerprint.extension.sh lockout
+    group shell
+    user shell
+    disabled
+    oneshot
+
+service fingerprint-extension-bug-auth /system_ext/bin/fingerprint.extension.sh auth
+    group shell
+    user shell
+    disabled
+    oneshot