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1#!/usr/bin/env python3
2# Copyright 2018 - The Android Open Source Project
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#     http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15
16"""AIDEgen metrics functions."""
17
18import logging
19import os
20import platform
21import sys
22
23from aidegen import constant
24from aidegen.lib import common_util
25from atest import atest_utils
26
27# When combine 3 paths in a single try block, it's hard for the coverage
28# counting algorithm to judge the each real path clearly. So, separating them
29# into its own try block will increase the coverage.
30
31# Original code as follows,
32# try:
33#     from asuite.metrics import metrics
34#     from asuite.metrics import metrics_base
35#     from asuite.metrics import metrics_utils
36# except ImportError:
37#     logging.debug('Import metrics fail, can\'t send metrics.')
38#     metrics = None
39#     metrics_base = None
40#     metrics_utils = None
41try:
42    from asuite.metrics import metrics
43except ImportError:
44    logging.debug('Import metrics fail, can\'t send metrics.')
45    metrics = None
46
47try:
48    from asuite.metrics import metrics_base
49except ImportError:
50    logging.debug('Import metrics fail, can\'t send metrics.')
51    metrics_base = None
52
53try:
54    from asuite.metrics import metrics_utils
55except ImportError:
56    logging.debug('Import metrics fail, can\'t send metrics.')
57    metrics_utils = None
58
59
60def starts_asuite_metrics(references):
61    """Starts to record metrics data.
62
63    Send a metrics data to log server at the same time.
64
65    Args:
66        references: a list of reference data, when importing whole Android
67                    it contains 'is_android_tree'.
68    """
69    if not metrics:
70        return
71    atest_utils.print_data_collection_notice()
72    metrics_base.MetricsBase.tool_name = constant.AIDEGEN_TOOL_NAME
73    metrics_utils.get_start_time()
74    command = ' '.join(sys.argv)
75    metrics.AtestStartEvent(
76        command_line=command,
77        test_references=references,
78        cwd=os.getcwd(),
79        os=platform.platform())
80
81
82def ends_asuite_metrics(exit_code, stacktrace='', logs=''):
83    """Send the end event to log server.
84
85    Args:
86        exit_code: An integer of exit code.
87        stacktrace: A string of stacktrace.
88        logs: A string of logs.
89
90    Returns:
91        Boolean: False if metrics_utils does not exist.
92                 True when successfully send metrics.
93    """
94    if not metrics_utils:
95        return False
96    metrics_utils.send_exit_event(
97        exit_code,
98        stacktrace=stacktrace,
99        logs=logs)
100    return True
101
102
103def send_exception_metrics(exit_code, stack_trace, log, err_msg):
104    """Sends exception metrics.
105
106    For recording the exception metrics, this function is going to be called.
107    It is different to ends_asuite_metrics function, which will be called every
108    time AIDEGen process is finished.
109    The steps you need to do to call this function:
110        1. Create an exit code in constants.py.
111        2. Generate the stack trace info and the log for debugging.
112        3. Show the warning message to users.
113
114    Args:
115        exit_code: An integer of exit code.
116        stack_trace: A string of stacktrace.
117        log: A string of logs.
118        err_msg: A string to show warning.
119    """
120    print('\n{} {}\n'.format(common_util.COLORED_INFO('Warning:'), err_msg))
121    stack_trace = common_util.remove_user_home_path(stack_trace)
122    log = common_util.remove_user_home_path(log)
123    ends_asuite_metrics(exit_code, stack_trace, log)
124
125
126def performance_metrics(process_type, duration):
127    """ Records each process runtime and send it to clearcut.
128
129    Args:
130        process_type: An integer of process type.
131        duration: Runtime for a specific process.
132
133    Returns:
134        Boolean: False if metrics does not exist.
135                 True when successfully send metrics.
136    """
137    if not metrics:
138        return False
139
140    metrics.LocalDetectEvent(
141        detect_type = process_type,
142        result = int(duration)
143        )
144    return True
145