vibrator: put in a vendor apex along with firmware

vibrator-service is packaged in an APEX. It also embeds required
libraries and firmware.

The contents of the apex:
/apex/com.android.vibrator.sunfish
├── apex_manifest.pb
├── bin
│   └── hw
│       └── [email protected]
├── etc
│   └── [email protected]
├── firmware
│   └── drv2624.bin
└── lib64
    ├── [email protected]
    ├── [email protected]
    ├── [email protected]
    └── [email protected]

Bug: 162701747
Test: lunch sunfish-userdebug
      m && device boots && vibrator works
Change-Id: I242f46424665eb1f01fda64a8fd82c28b7675d25

device.mk

@@ -467,11 +467,7 @@ PRODUCT_PACKAGES += \
 
 # Vibrator HAL
 PRODUCT_PACKAGES += \
-    [email protected] \
-
-# DRV2624 Haptics Waveform
-PRODUCT_COPY_FILES += \
-    device/google/sunfish/vibrator/drv2624/drv2624.bin:$(TARGET_COPY_OUT_VENDOR)/firmware/drv2624.bin
+    com.android.vibrator.sunfish \
 
 # Vibrator HAL
 PRODUCT_PRODUCT_PROPERTIES +=\

ueventd.rc

@@ -16,6 +16,7 @@
 
 # The modem image is mounted at /vendor/firmware_mnt
 firmware_directories /vendor/firmware_mnt/image/
+firmware_directories /apex/com.android.vibrator.sunfish/firmware/
 
 # the DIAG device node is not world writable/readable.
 /dev/diag                 0660   system     diag

vibrator/apex/Android.bp

@@ -0,0 +1,49 @@
+apex {
+    name: "com.android.vibrator.sunfish",
+    manifest: "apex_manifest.json",
+    key: "com.android.vibrator.sunfish.key",
+    certificate: ":com.android.vibrator.sunfish.certificate",
+    file_contexts: "file_contexts",
+    use_vndk_as_stable: true,
+
+    // install the apex in /vendor/apex
+    proprietary: true,
+
+    // BEGIN of apex payloads
+    binaries: [
+        // /bin
+        "[email protected]",
+    ],
+    prebuilts: [
+        // /etc
+        "[email protected]",
+        // /firmware
+        "drv2624.bin.sunfish",
+    ],
+    // END of apex payloads
+
+    // BEGIN of companion files
+    // vintf manifest fragments, which is installed in /vendor/etc/vintf.
+    // TODO(b/130058564): should we put vintf framgments within the apex?
+    vintf_fragments: [
+        "[email protected]",
+    ],
+    // END of companion files
+}
+
+apex_key {
+    name: "com.android.vibrator.sunfish.key",
+    public_key: "com.android.vibrator.sunfish.pubkey",
+    private_key: "com.android.vibrator.sunfish.pem",
+}
+
+android_app_certificate {
+    name: "com.android.vibrator.sunfish.certificate",
+    certificate: "com.android.vibrator.sunfish",
+}
+
+prebuilt_etc {
+    name: "[email protected]",
+    src: "[email protected]",
+    installable: false,
+}

vibrator/drv2624/android.hardware.vibrator@1.3-service.sunfish.rc → vibrator/apex/android.hardware.vibrator@1.3-service.sunfish.rc

@@ -1,4 +1,4 @@
-service vendor.vibrator-1-3 /vendor/bin/hw/[email protected]
+service vendor.vibrator-1-3 /apex/com.android.vibrator.sunfish/bin/hw/[email protected]
     class hal
     user system
     group system

vibrator/apex/apex_manifest.json

@@ -0,0 +1,4 @@
+{
+  "name": "com.android.vibrator.sunfish",
+  "version": 1
+}

vibrator/apex/com.android.vibrator.sunfish.pem

@@ -0,0 +1,51 @@
+-----BEGIN RSA PRIVATE KEY-----
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+-----END RSA PRIVATE KEY-----

vibrator/apex/com.android.vibrator.sunfish.x509.pem

@@ -0,0 +1,36 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----

vibrator/apex/file_contexts

@@ -0,0 +1,2 @@
+(/.*)? u:object_r:vendor_file:s0
+/bin/hw/android\.hardware\.vibrator@1\.3-service\.sunfish u:object_r:hal_vibrator_default_exec:s0

vibrator/apex/key.pem

@@ -0,0 +1,52 @@
+-----BEGIN PRIVATE KEY-----
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+85RxPNbWEoJDLeu9AzhqRRQf/Wdan8SU
+-----END PRIVATE KEY-----

vibrator/drv2624/Android.bp

@@ -47,9 +47,14 @@ cc_library {
 cc_binary {
     name: "[email protected]",
     defaults: ["[email protected]"],
-    init_rc: ["[email protected]"],
-    vintf_fragments: ["[email protected]"],
     srcs: ["service.cpp"],
     static_libs: ["[email protected]"],
     proprietary: true,
 }
+
+prebuilt_firmware {
+    name: "drv2624.bin.sunfish",
+    src: "drv2624.bin",
+    filename_from_src: true,
+    proprietary: true,
+}