[c07d724] | 1 | import __main__ |
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| 2 | import argparse |
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[a45fc7b] | 3 | import contextlib |
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[dcfedca] | 4 | import datetime |
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[0c13238] | 5 | import fileinput |
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[bacc36c] | 6 | import multiprocessing |
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[c07d724] | 7 | import os |
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| 8 | import re |
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[0c13238] | 9 | import resource |
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[bacc36c] | 10 | import signal |
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[c07d724] | 11 | import stat |
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[1bb2488] | 12 | import subprocess |
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[bacc36c] | 13 | import sys |
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[f806b61] | 14 | import tempfile |
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[0c13238] | 15 | import time |
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[5b993e0] | 16 | import types |
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[c07d724] | 17 | |
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[bacc36c] | 18 | from pybin import settings |
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[c07d724] | 19 | |
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[bacc36c] | 20 | ################################################################################ |
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| 21 | # shell helpers |
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| 22 | ################################################################################ |
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| 23 | |
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[c07d724] | 24 | # helper functions to run terminal commands |
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[a45fc7b] | 25 | def sh(*cmd, timeout = False, output = None, input = None, error = subprocess.STDOUT): |
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| 26 | cmd = list(cmd) |
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[1bb2488] | 27 | |
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[bacc36c] | 28 | # if this is a dry_run, only print the commands that would be ran |
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| 29 | if settings.dry_run : |
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[f806b61] | 30 | cmd = "{} cmd: {}".format(os.getcwd(), ' '.join(cmd)) |
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| 31 | if output and not isinstance(output, int): |
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[ea62265] | 32 | cmd += " > " |
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| 33 | cmd += output |
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| 34 | |
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[f806b61] | 35 | if error and not isinstance(error, int): |
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[ea62265] | 36 | cmd += " 2> " |
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| 37 | cmd += error |
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| 38 | |
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[f806b61] | 39 | if input and not isinstance(input, int) and os.path.isfile(input): |
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[ea62265] | 40 | cmd += " < " |
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| 41 | cmd += input |
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| 42 | |
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| 43 | print(cmd) |
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[c07d724] | 44 | return 0, None |
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[bacc36c] | 45 | |
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[a45fc7b] | 46 | with contextlib.ExitStack() as onexit: |
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| 47 | # add input redirection if needed |
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[f806b61] | 48 | input = openfd(input, 'r', onexit, True) |
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[a45fc7b] | 49 | |
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| 50 | # add output redirection if needed |
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[f806b61] | 51 | output = openfd(output, 'w', onexit, False) |
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| 52 | |
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| 53 | # add error redirection if needed |
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| 54 | error = openfd(error, 'w', onexit, False) |
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[a45fc7b] | 55 | |
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| 56 | # run the desired command |
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[2b10f95] | 57 | try: |
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| 58 | proc = subprocess.run( |
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| 59 | cmd, |
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[a45fc7b] | 60 | stdin =input, |
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| 61 | stdout=output, |
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[f806b61] | 62 | stderr=error, |
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[2b10f95] | 63 | timeout=settings.timeout.single if timeout else None |
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| 64 | ) |
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| 65 | return proc.returncode, proc.stdout.decode("utf-8") if proc.stdout else None |
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| 66 | except subprocess.TimeoutExpired: |
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| 67 | return 124, str(None) |
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[c07d724] | 68 | |
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[f85bc15] | 69 | def is_ascii(fname): |
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[202ad72] | 70 | if settings.dry_run: |
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| 71 | print("is_ascii: %s" % fname) |
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| 72 | return True |
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| 73 | |
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[f85bc15] | 74 | if not os.path.isfile(fname): |
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| 75 | return False |
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| 76 | |
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[a45fc7b] | 77 | code, out = sh("file %s" % fname, output=subprocess.PIPE) |
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[f85bc15] | 78 | if code != 0: |
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| 79 | return False |
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| 80 | |
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| 81 | match = re.search(".*: (.*)", out) |
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| 82 | |
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| 83 | if not match: |
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| 84 | return False |
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| 85 | |
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[e1bdccb] | 86 | return match.group(1).startswith("ASCII text") |
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[f85bc15] | 87 | |
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[5bf1f3e] | 88 | def is_exe(fname): |
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| 89 | return os.path.isfile(fname) and os.access(fname, os.X_OK) |
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| 90 | |
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[f806b61] | 91 | def openfd(file, mode, exitstack, checkfile): |
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| 92 | if not file: |
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| 93 | return file |
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| 94 | |
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| 95 | if isinstance(file, int): |
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| 96 | return file |
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| 97 | |
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| 98 | if checkfile and not os.path.isfile(file): |
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| 99 | return None |
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| 100 | |
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| 101 | file = open(file, mode) |
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| 102 | exitstack.push(file) |
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| 103 | return file |
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| 104 | |
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[c07d724] | 105 | # Remove 1 or more files silently |
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[bacc36c] | 106 | def rm( files ): |
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[5b993e0] | 107 | if isinstance(files, str ): files = [ files ] |
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| 108 | for file in files: |
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[a45fc7b] | 109 | sh( 'rm', '-f', file, output=subprocess.DEVNULL, error=subprocess.DEVNULL ) |
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[c07d724] | 110 | |
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[a95c117] | 111 | # Create 1 or more directory |
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| 112 | def mkdir( files ): |
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[5b993e0] | 113 | if isinstance(files, str ): files = [ files ] |
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| 114 | for file in files: |
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| 115 | p = os.path.normpath( file ) |
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| 116 | d = os.path.dirname ( p ) |
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[a45fc7b] | 117 | sh( 'mkdir', '-p', d, output=subprocess.DEVNULL, error=subprocess.DEVNULL ) |
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[28582b2] | 118 | |
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[a95c117] | 119 | |
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[c07d724] | 120 | def chdir( dest = __main__.__file__ ): |
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| 121 | abspath = os.path.abspath(dest) |
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| 122 | dname = os.path.dirname(abspath) |
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| 123 | os.chdir(dname) |
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| 124 | |
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[bacc36c] | 125 | # diff two files |
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| 126 | def diff( lhs, rhs ): |
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| 127 | # fetch return code and error from the diff command |
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[a45fc7b] | 128 | return sh( |
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| 129 | '''diff''', |
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| 130 | '''--text''', |
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| 131 | '''--old-group-format=\t\tmissing lines :\n%<''', |
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| 132 | '''--new-line-format=\t\t%dn\t%L''', |
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| 133 | '''--new-group-format=\t\tnew lines : \n%>''', |
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| 134 | '''--old-line-format=\t\t%dn\t%L''', |
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| 135 | '''--unchanged-group-format=%=''', |
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| 136 | '''--changed-group-format=\t\texpected :\n%<\t\tgot :\n%>''', |
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| 137 | '''--unchanged-line-format=''', |
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| 138 | lhs, |
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| 139 | rhs, |
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| 140 | output=subprocess.PIPE |
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| 141 | ) |
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[bacc36c] | 142 | |
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| 143 | # call make |
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[a45fc7b] | 144 | def make(target, *, flags = '', output = None, error = None, error_file = None, silent = False): |
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| 145 | test_param = """test="%s" """ % (error_file) if error_file else None |
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| 146 | cmd = [ |
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| 147 | *settings.make, |
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| 148 | '-s' if silent else None, |
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[bacc36c] | 149 | test_param, |
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[575a6e5] | 150 | settings.arch.flags, |
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[f3b9efc] | 151 | settings.debug.flags, |
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[a5121bf] | 152 | settings.install.flags, |
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[bacc36c] | 153 | flags, |
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[a45fc7b] | 154 | target |
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| 155 | ] |
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| 156 | cmd = [s for s in cmd if s] |
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| 157 | return sh(*cmd, output=output, error=error) |
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[bacc36c] | 158 | |
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[ed45af6] | 159 | def which(program): |
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| 160 | fpath, fname = os.path.split(program) |
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| 161 | if fpath: |
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| 162 | if is_exe(program): |
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| 163 | return program |
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| 164 | else: |
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| 165 | for path in os.environ["PATH"].split(os.pathsep): |
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| 166 | exe_file = os.path.join(path, program) |
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| 167 | if is_exe(exe_file): |
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| 168 | return exe_file |
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| 169 | |
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| 170 | return None |
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[0c13238] | 171 | |
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[f806b61] | 172 | @contextlib.contextmanager |
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| 173 | def tempdir(): |
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| 174 | cwd = os.getcwd() |
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| 175 | with tempfile.TemporaryDirectory() as temp: |
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| 176 | os.chdir(temp) |
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| 177 | try: |
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| 178 | yield temp |
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| 179 | finally: |
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| 180 | os.chdir(cwd) |
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| 181 | |
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[35a408b7] | 182 | def killgroup(): |
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| 183 | try: |
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| 184 | os.killpg(os.getpgrp(), signal.SIGINT) |
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| 185 | except KeyboardInterrupt: |
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| 186 | pass # expected |
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| 187 | except Exception as exc: |
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| 188 | print("Unexpected exception", file=sys.stderr) |
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| 189 | print(exc, file=sys.stderr) |
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| 190 | sys.stderr.flush() |
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| 191 | sys.exit(2) |
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| 192 | |
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[bacc36c] | 193 | ################################################################################ |
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| 194 | # file handling |
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| 195 | ################################################################################ |
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[0c13238] | 196 | # move a file |
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| 197 | def mv(source, dest): |
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[a45fc7b] | 198 | ret, _ = sh("mv", source, dest) |
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[0c13238] | 199 | return ret |
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| 200 | |
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| 201 | # cat one file into the other |
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| 202 | def cat(source, dest): |
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[a45fc7b] | 203 | ret, _ = sh("cat", source, output=dest) |
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[0c13238] | 204 | return ret |
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[bacc36c] | 205 | |
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[c07d724] | 206 | # helper function to replace patterns in a file |
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| 207 | def file_replace(fname, pat, s_after): |
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[202ad72] | 208 | if settings.dry_run: |
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| 209 | print("replacing '%s' with '%s' in %s" % (pat, s_after, fname)) |
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| 210 | return |
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| 211 | |
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[f85bc15] | 212 | file = fileinput.FileInput(fname, inplace=True, backup='.bak') |
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| 213 | for line in file: |
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| 214 | print(line.replace(pat, s_after), end='') |
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| 215 | file.close() |
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[c07d724] | 216 | |
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[0ad0c55] | 217 | # helper function to check if a files contains only a specific string |
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[5bf1f3e] | 218 | def file_contains_only(file, text) : |
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[c07d724] | 219 | with open(file) as f: |
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| 220 | ff = f.read().strip() |
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| 221 | result = ff == text.strip() |
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| 222 | |
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[5bf1f3e] | 223 | return result |
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[c07d724] | 224 | |
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[bacc36c] | 225 | # transform path to canonical form |
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[5bf1f3e] | 226 | def canonical_path(path): |
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[f85bc15] | 227 | abspath = os.path.abspath(__main__.__file__) |
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| 228 | dname = os.path.dirname(abspath) |
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| 229 | return os.path.join(dname, os.path.normpath(path) ) |
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[c07d724] | 230 | |
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[bacc36c] | 231 | # compare path even if form is different |
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[5bf1f3e] | 232 | def path_cmp(lhs, rhs): |
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| 233 | return canonical_path( lhs ) == canonical_path( rhs ) |
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[c07d724] | 234 | |
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[bacc36c] | 235 | # walk all files in a path |
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[5bf1f3e] | 236 | def path_walk( op ): |
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[56de5932] | 237 | dname = settings.SRCDIR |
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[5b993e0] | 238 | for dirname, _, names in os.walk(dname): |
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| 239 | for name in names: |
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| 240 | path = os.path.join(dirname, name) |
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| 241 | op( path ) |
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[bacc36c] | 242 | |
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| 243 | ################################################################################ |
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| 244 | # system |
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| 245 | ################################################################################ |
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| 246 | # count number of jobs to create |
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[5bf1f3e] | 247 | def job_count( options, tests ): |
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[bacc36c] | 248 | # check if the user already passed in a number of jobs for multi-threading |
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[d142ec5] | 249 | if not options.jobs: |
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| 250 | make_flags = os.environ.get('MAKEFLAGS') |
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| 251 | force = bool(make_flags) |
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| 252 | make_jobs_fds = re.search("--jobserver-(auth|fds)=\s*([0-9]+),([0-9]+)", make_flags) if make_flags else None |
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| 253 | if make_jobs_fds : |
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| 254 | tokens = os.read(int(make_jobs_fds.group(2)), 1024) |
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| 255 | options.jobs = len(tokens) |
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| 256 | os.write(int(make_jobs_fds.group(3)), tokens) |
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| 257 | else : |
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| 258 | options.jobs = multiprocessing.cpu_count() |
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[bacc36c] | 259 | else : |
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[d142ec5] | 260 | force = True |
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[bacc36c] | 261 | |
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| 262 | # make sure we have a valid number of jobs that corresponds to user input |
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| 263 | if options.jobs <= 0 : |
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| 264 | print('ERROR: Invalid number of jobs', file=sys.stderr) |
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| 265 | sys.exit(1) |
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| 266 | |
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[d142ec5] | 267 | return min( options.jobs, len(tests) ), force |
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[bacc36c] | 268 | |
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[0c13238] | 269 | # enable core dumps for all the test children |
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| 270 | resource.setrlimit(resource.RLIMIT_CORE, (resource.RLIM_INFINITY, resource.RLIM_INFINITY)) |
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| 271 | |
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[bacc36c] | 272 | ################################################################################ |
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| 273 | # misc |
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| 274 | ################################################################################ |
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| 275 | |
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[dcfedca] | 276 | def pretty_now(): |
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| 277 | ts = time.time() |
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| 278 | print(ts, file=sys.stderr) |
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| 279 | return datetime.datetime.fromtimestamp(ts).strftime('%Y-%m-%d_%H:%M:%S') |
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| 280 | |
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[bacc36c] | 281 | # check if arguments is yes or no |
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| 282 | def yes_no(string): |
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| 283 | if string == "yes" : |
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| 284 | return True |
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| 285 | if string == "no" : |
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| 286 | return False |
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| 287 | raise argparse.ArgumentTypeError(msg) |
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[f3b9efc] | 288 | |
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[ed45af6] | 289 | def fancy_print(text): |
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| 290 | column = which('column') |
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| 291 | if column: |
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[1bb2488] | 292 | subprocess.run(column, input=bytes(text + "\n", "UTF-8")) |
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[ed45af6] | 293 | else: |
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| 294 | print(text) |
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[0c13238] | 295 | |
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| 296 | |
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[5bf1f3e] | 297 | def core_info(path): |
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[f806b61] | 298 | if not os.path.isfile(path): |
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| 299 | return 1, "ERR Executable path is wrong" |
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| 300 | |
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[0c13238] | 301 | cmd = os.path.join(settings.SRCDIR, "pybin/print-core.gdb") |
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| 302 | if not os.path.isfile(cmd): |
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| 303 | return 1, "ERR Printing format for core dumps not found" |
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| 304 | |
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[f806b61] | 305 | core = os.path.join(os.getcwd(), "core" ) |
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[0c13238] | 306 | |
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| 307 | if not os.path.isfile(core): |
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| 308 | return 1, "ERR No core dump" |
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| 309 | |
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[a45fc7b] | 310 | return sh('gdb', '-n', path, core, '-batch', '-x', cmd, output=subprocess.PIPE) |
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[0c13238] | 311 | |
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[dcfedca] | 312 | def core_archive(dst, name, exe): |
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| 313 | # Get the files to copy |
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| 314 | core = os.path.join(os.getcwd(), "core" ) |
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| 315 | |
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| 316 | # Uncomment if we want timestamps on coredumps |
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| 317 | # dst = os.path.join(dst, "%s_%s" % (name, pretty_now())) |
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| 318 | |
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| 319 | # make a directory for this test |
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| 320 | mkdir(os.path.join(dst, "dir")) |
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| 321 | |
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| 322 | # moves the files |
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| 323 | mv( core, os.path.join(dst, "core" ) ) |
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| 324 | mv( exe , os.path.join(dst, name ) ) |
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| 325 | |
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| 326 | # return explanatory test |
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| 327 | return "Archiving %s (executable and core) to %s" % (os.path.relpath(exe, settings.BUILDDIR), os.path.relpath(dst, settings.original_path)) |
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| 328 | |
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[0c13238] | 329 | class Timed: |
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| 330 | def __enter__(self): |
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| 331 | self.start = time.time() |
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| 332 | return self |
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| 333 | |
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| 334 | def __exit__(self, *args): |
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| 335 | self.end = time.time() |
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[35a408b7] | 336 | self.duration = self.end - self.start |
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| 337 | |
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| 338 | def timed(src, timeout): |
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| 339 | expire = time.time() + timeout |
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| 340 | i = iter(src) |
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| 341 | while True: |
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| 342 | yield i.next(max(expire - time.time(), 0)) |
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