If statsd or statsdcompanion crashes, or if one loads before the other, the other will be able to accomodate. When statsd loads, it will attempt to tell statscompanion that it's alive, and then get on to its business, while assuming that statscompanion is not alive. Only when statscompanion tells statsd that it is alive, statsd will then start to use it. When statscompanion loads, it will attempt to tell statsd that it's alive and then do nothing (since it has nothing to do). When statsd tells statscompanion that statsd is alive, statscompanion will respond, telling statsd that it is alive and, if that binder call returns, will get to work. This way, if statsd loads first, it can work unobstructed until statscompanion informs statsd that it is alive, at which point they shake hands and work. Conversely, if statscompanion loads first, it will do nothing until statsd contacts it, at which point they will shake hands and work. Test: manual Change-Id: I969ad47fb8060e27814d05ad37433a02711cfa6a
144 lines
3.2 KiB
Makefile
144 lines
3.2 KiB
Makefile
# Copyright (C) 2017 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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LOCAL_PATH:= $(call my-dir)
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# ================
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# proto static lib
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# ================
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include $(CLEAR_VARS)
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LOCAL_MODULE := statsd_proto
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LOCAL_MODULE_TAGS := optional
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LOCAL_SRC_FILES := $(call all-proto-files-under, src)
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LOCAL_PROTOC_FLAGS :=
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LOCAL_PROTOC_OPTIMIZE_TYPE := lite-static
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include $(BUILD_STATIC_LIBRARY)
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STATSD_PROTO_INCLUDES := $(local-generated-sources-dir)/src/$(LOCAL_PATH)
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# =========
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# statsd
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# =========
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include $(CLEAR_VARS)
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LOCAL_MODULE := statsd
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LOCAL_SRC_FILES := \
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../../core/java/android/os/IStatsCompanionService.aidl \
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../../core/java/android/os/IStatsManager.aidl \
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src/StatsService.cpp \
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src/AnomalyMonitor.cpp \
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src/LogEntryPrinter.cpp \
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src/LogReader.cpp \
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src/main.cpp \
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src/DropboxWriter.cpp \
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src/parse_util.cpp \
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src/StatsLogProcessor.cpp \
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src/stats_log.proto \
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src/statsd_config.proto \
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src/stats_constants.proto \
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src/DropboxReader.cpp \
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LOCAL_CFLAGS += \
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-Wall \
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-Werror \
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-Wno-missing-field-initializers \
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-Wno-unused-variable \
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-Wno-unused-function \
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-Wno-unused-parameter
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ifeq (debug,)
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LOCAL_CFLAGS += \
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-g -O0
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else
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# optimize for size (protobuf glop can get big)
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LOCAL_CFLAGS += \
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-Os
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endif
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LOCAL_AIDL_INCLUDES := $(LOCAL_PATH)/../../core/java
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LOCAL_C_INCLUDES += $(LOCAL_PATH)/src \
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STATSD_PROTO_INCLUDES
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LOCAL_STATIC_LIBRARIES := statsd_proto
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LOCAL_SHARED_LIBRARIES := \
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libbase \
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libbinder \
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libcutils \
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libincident \
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liblog \
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libselinux \
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libutils \
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libservices \
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libandroidfw \
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libprotobuf-cpp-lite \
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LOCAL_MODULE_CLASS := EXECUTABLES
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#LOCAL_INIT_RC := statsd.rc
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include $(BUILD_EXECUTABLE)
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# ==============
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# statsd_test
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# ==============
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include $(CLEAR_VARS)
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LOCAL_MODULE := statsd_test
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LOCAL_COMPATIBILITY_SUITE := device-tests
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LOCAL_MODULE_TAGS := tests
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LOCAL_CFLAGS += \
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-Wall \
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-Werror \
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-Wno-missing-field-initializers \
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-Wno-unused-variable \
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-Wno-unused-function \
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-Wno-unused-parameter
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LOCAL_C_INCLUDES += $(LOCAL_PATH)/src \
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STATSD_PROTO_INCLUDES
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LOCAL_SRC_FILES := \
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../../core/java/android/os/IStatsCompanionService.aidl \
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../../core/java/android/os/IStatsManager.aidl \
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src/StatsService.cpp \
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tests/indexed_priority_queue_test.cpp \
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src/LogEntryPrinter.cpp \
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src/LogReader.cpp \
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tests/LogReader_test.cpp \
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LOCAL_STATIC_LIBRARIES := \
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libgmock \
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statsd_proto
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LOCAL_SHARED_LIBRARIES := \
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libbase \
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libbinder \
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libcutils \
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liblog \
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libselinux \
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libutils \
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libprotobuf-cpp-lite \
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include $(BUILD_NATIVE_TEST)
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