xref: /aosp_15_r20/system/extras/boottime_tools/bootanalyze/bootanalyze.sh (revision 288bf5226967eb3dac5cce6c939ccc2a7f2b4fe5) 
1#!/bin/bash
2
3# Copyright (C) 2020 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#      http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17readme() {
18    echo '
19Analyze boot-time
20e.g.
21ANDROID_BUILD_TOP="$PWD" \
22CONFIG_YMAL="$ANDROID_BUILD_TOP/system/extras/boottime_tools/bootanalyze/config.yaml" \
23    LOOPS=3 \
24    RESULTS_DIR="$PWD/bootAnalyzeResults" \
25    $ANDROID_BUILD_TOP/system/extras/boottime_tools/bootanalyze/bootanalyze.sh
26
27Flags:
28-a : Uses "adb reboot" (instead of "adb shell su root svc power reboot") command to reboot
29-b : If set grabs bootchart
30-w : If set grabs carwatchdog perf stats
31-s : Set the device serial for adb
32'
33    exit
34}
35
36
37if [[ -z $ANDROID_BUILD_TOP ]]; then
38    echo 'Error: you need to specify ANDROID_BUILD_TOP'
39    readme
40fi
41echo "ANDROID_BUILD_TOP=$ANDROID_BUILD_TOP"
42SCRIPT_DIR="$ANDROID_BUILD_TOP/system/extras/boottime_tools/bootanalyze"
43
44
45if [[ -z $CONFIG_YMAL ]]; then
46	CONFIG_YMAL="$SCRIPT_DIR/config.yaml"
47fi
48echo "CONFIG_YMAL=$CONFIG_YMAL"
49
50
51if [[ -z $RESULTS_DIR ]]; then
52	RESULTS_DIR="$PWD/bootAnalyzeResults"
53fi
54echo "RESULTS_DIR=$RESULTS_DIR"
55mkdir -p $RESULTS_DIR
56
57REBOOT_FLAG=""
58BOOTCHART_FLAG=""
59CARWATCHDOG_FLAG=""
60PY_SERIAL_FLAG=""
61ADB_SERIAL_FLAG=""
62
63while getopts 'abws:' OPTION; do
64  case "$OPTION" in
65    a)
66      REBOOT_FLAG="-a"
67      ;;
68    b)
69      BOOTCHART_FLAG="-b"
70      ;;
71    w)
72      CARWATCHDOG_FLAG="-W"
73      ;;
74    s)
75      PY_SERIAL_FLAG="--serial ${OPTARG}"
76      ADB_SERIAL_FLAG="-s ${OPTARG}"
77      ;;
78    ?)
79      echo 'Error: Invalid flag set'
80      readme
81      ;;
82  esac
83done
84shift "$(($OPTIND -1))"
85
86
87adb $ADB_SERIAL_FLAG shell 'touch /data/bootchart/enabled'
88
89if [[ -z $LOOPS ]]; then
90	LOOPS=1
91fi
92echo "Analyzing boot-time for LOOPS=$LOOPS"
93BOOTCHART_TGZ="/tmp/android-bootchart/bootchart.tgz"
94START=1
95
96SLEEP_SEC=20
97for (( l=$START; l<=$LOOPS; l++ )); do
98    echo "Loop: $l"
99    SECONDS=0
100    mkdir $RESULTS_DIR/$l
101    $SCRIPT_DIR/bootanalyze.py -c $CONFIG_YMAL -G 4M -r \
102        $PY_SERIAL_FLAG $REBOOT_FLAG $BOOTCHART_FLAG $CARWATCHDOG_FLAG \
103        -o "$RESULTS_DIR/$l" 1> "$RESULTS_DIR/$l/boot.txt"
104    if [[ $? -ne 0 ]]; then
105        echo "bootanalyze.py failed"
106        exit 1
107    fi
108    echo "$SECONDS sec."
109    if [ -f "$BOOTCHART_TGZ" ]; then
110        cp $BOOTCHART_TGZ "$RESULTS_DIR/$l/bootchart.tgz"
111    fi
112    echo "Sleep for $SLEEP_SEC sec."
113    sleep $SLEEP_SEC
114done
115
116echo
117echo "Complete $LOOPS"
118