| 1 | import __main__ |
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| 2 | import argparse |
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| 3 | import contextlib |
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| 4 | import fileinput |
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| 5 | import multiprocessing |
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| 6 | import os |
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| 7 | import re |
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| 8 | import resource |
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| 9 | import signal |
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| 10 | import stat |
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| 11 | import subprocess |
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| 12 | import sys |
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| 13 | import time |
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| 14 | import types |
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| 15 | |
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| 16 | from pybin import settings |
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| 17 | from subprocess import Popen, PIPE, STDOUT |
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| 18 | |
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| 19 | ################################################################################ |
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| 20 | # shell helpers |
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| 21 | ################################################################################ |
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| 22 | |
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| 23 | # helper functions to run terminal commands |
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| 24 | def sh(*cmd, timeout = False, output = None, input = None, error = subprocess.STDOUT): |
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| 25 | cmd = list(cmd) |
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| 26 | |
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| 27 | # if this is a dry_run, only print the commands that would be ran |
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| 28 | if settings.dry_run : |
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| 29 | cmd = "cmd: {}".format(' '.join(cmd)) |
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| 30 | if output and output != subprocess.DEVNULL and output != subprocess.PIPE: |
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| 31 | cmd += " > " |
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| 32 | cmd += output |
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| 33 | |
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| 34 | if error and error != subprocess.DEVNULL and error != subprocess.PIPE and error != subprocess.STDOUT: |
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| 35 | cmd += " 2> " |
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| 36 | cmd += error |
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| 37 | |
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| 38 | if input and input != subprocess.DEVNULL and os.path.isfile(input): |
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| 39 | cmd += " < " |
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| 40 | cmd += input |
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| 41 | |
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| 42 | print(cmd) |
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| 43 | return 0, None |
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| 44 | |
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| 45 | with contextlib.ExitStack() as onexit: |
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| 46 | # add input redirection if needed |
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| 47 | if input and input != subprocess.DEVNULL: |
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| 48 | if os.path.isfile(input): |
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| 49 | input = open(input) |
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| 50 | onexit.push(input) |
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| 51 | else: |
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| 52 | input = None |
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| 53 | |
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| 54 | # add output redirection if needed |
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| 55 | if output and output != subprocess.DEVNULL and output != subprocess.PIPE: |
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| 56 | output = open(output, 'w') |
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| 57 | onexit.push(output) |
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| 58 | |
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| 59 | # run the desired command |
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| 60 | try: |
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| 61 | proc = subprocess.run( |
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| 62 | cmd, |
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| 63 | stdin =input, |
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| 64 | stdout=output, |
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| 65 | stderr=STDOUT, |
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| 66 | timeout=settings.timeout.single if timeout else None |
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| 67 | ) |
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| 68 | return proc.returncode, proc.stdout.decode("utf-8") if proc.stdout else None |
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| 69 | except subprocess.TimeoutExpired: |
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| 70 | return 124, str(None) |
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| 71 | |
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| 72 | def is_ascii(fname): |
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| 73 | if settings.dry_run: |
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| 74 | print("is_ascii: %s" % fname) |
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| 75 | return True |
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| 76 | |
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| 77 | if not os.path.isfile(fname): |
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| 78 | return False |
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| 79 | |
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| 80 | code, out = sh("file %s" % fname, output=subprocess.PIPE) |
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| 81 | if code != 0: |
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| 82 | return False |
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| 83 | |
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| 84 | match = re.search(".*: (.*)", out) |
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| 85 | |
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| 86 | if not match: |
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| 87 | return False |
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| 88 | |
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| 89 | return match.group(1).startswith("ASCII text") |
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| 90 | |
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| 91 | def is_exe(fname): |
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| 92 | return os.path.isfile(fname) and os.access(fname, os.X_OK) |
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| 93 | |
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| 94 | # Remove 1 or more files silently |
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| 95 | def rm( files ): |
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| 96 | if isinstance(files, str ): files = [ files ] |
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| 97 | for file in files: |
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| 98 | sh( 'rm', '-f', file, output=subprocess.DEVNULL, error=subprocess.DEVNULL ) |
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| 99 | |
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| 100 | # Create 1 or more directory |
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| 101 | def mkdir( files ): |
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| 102 | if isinstance(files, str ): files = [ files ] |
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| 103 | for file in files: |
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| 104 | p = os.path.normpath( file ) |
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| 105 | d = os.path.dirname ( p ) |
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| 106 | sh( 'mkdir', '-p', d, output=subprocess.DEVNULL, error=subprocess.DEVNULL ) |
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| 107 | |
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| 108 | |
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| 109 | def chdir( dest = __main__.__file__ ): |
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| 110 | abspath = os.path.abspath(dest) |
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| 111 | dname = os.path.dirname(abspath) |
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| 112 | os.chdir(dname) |
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| 113 | |
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| 114 | # diff two files |
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| 115 | def diff( lhs, rhs ): |
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| 116 | # fetch return code and error from the diff command |
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| 117 | return sh( |
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| 118 | '''diff''', |
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| 119 | '''--text''', |
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| 120 | '''--old-group-format=\t\tmissing lines :\n%<''', |
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| 121 | '''--new-line-format=\t\t%dn\t%L''', |
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| 122 | '''--new-group-format=\t\tnew lines : \n%>''', |
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| 123 | '''--old-line-format=\t\t%dn\t%L''', |
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| 124 | '''--unchanged-group-format=%=''', |
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| 125 | '''--changed-group-format=\t\texpected :\n%<\t\tgot :\n%>''', |
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| 126 | '''--unchanged-line-format=''', |
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| 127 | lhs, |
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| 128 | rhs, |
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| 129 | output=subprocess.PIPE |
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| 130 | ) |
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| 131 | |
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| 132 | # call make |
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| 133 | def make(target, *, flags = '', output = None, error = None, error_file = None, silent = False): |
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| 134 | test_param = """test="%s" """ % (error_file) if error_file else None |
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| 135 | cmd = [ |
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| 136 | *settings.make, |
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| 137 | '-s' if silent else None, |
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| 138 | test_param, |
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| 139 | settings.arch.flags, |
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| 140 | settings.debug.flags, |
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| 141 | settings.install.flags, |
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| 142 | flags, |
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| 143 | target |
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| 144 | ] |
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| 145 | cmd = [s for s in cmd if s] |
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| 146 | return sh(*cmd, output=output, error=error) |
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| 147 | |
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| 148 | def which(program): |
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| 149 | fpath, fname = os.path.split(program) |
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| 150 | if fpath: |
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| 151 | if is_exe(program): |
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| 152 | return program |
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| 153 | else: |
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| 154 | for path in os.environ["PATH"].split(os.pathsep): |
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| 155 | exe_file = os.path.join(path, program) |
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| 156 | if is_exe(exe_file): |
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| 157 | return exe_file |
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| 158 | |
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| 159 | return None |
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| 160 | |
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| 161 | ################################################################################ |
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| 162 | # file handling |
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| 163 | ################################################################################ |
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| 164 | # move a file |
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| 165 | def mv(source, dest): |
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| 166 | ret, _ = sh("mv", source, dest) |
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| 167 | return ret |
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| 168 | |
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| 169 | # cat one file into the other |
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| 170 | def cat(source, dest): |
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| 171 | ret, _ = sh("cat", source, output=dest) |
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| 172 | return ret |
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| 173 | |
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| 174 | # helper function to replace patterns in a file |
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| 175 | def file_replace(fname, pat, s_after): |
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| 176 | if settings.dry_run: |
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| 177 | print("replacing '%s' with '%s' in %s" % (pat, s_after, fname)) |
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| 178 | return |
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| 179 | |
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| 180 | file = fileinput.FileInput(fname, inplace=True, backup='.bak') |
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| 181 | for line in file: |
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| 182 | print(line.replace(pat, s_after), end='') |
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| 183 | file.close() |
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| 184 | |
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| 185 | # helper function to check if a files contains only a specific string |
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| 186 | def file_contains_only(file, text) : |
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| 187 | with open(file) as f: |
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| 188 | ff = f.read().strip() |
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| 189 | result = ff == text.strip() |
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| 190 | |
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| 191 | return result |
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| 192 | |
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| 193 | # transform path to canonical form |
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| 194 | def canonical_path(path): |
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| 195 | abspath = os.path.abspath(__main__.__file__) |
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| 196 | dname = os.path.dirname(abspath) |
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| 197 | return os.path.join(dname, os.path.normpath(path) ) |
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| 198 | |
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| 199 | # compare path even if form is different |
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| 200 | def path_cmp(lhs, rhs): |
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| 201 | return canonical_path( lhs ) == canonical_path( rhs ) |
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| 202 | |
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| 203 | # walk all files in a path |
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| 204 | def path_walk( op ): |
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| 205 | dname = settings.SRCDIR |
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| 206 | for dirname, _, names in os.walk(dname): |
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| 207 | for name in names: |
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| 208 | path = os.path.join(dirname, name) |
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| 209 | op( path ) |
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| 210 | |
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| 211 | ################################################################################ |
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| 212 | # system |
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| 213 | ################################################################################ |
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| 214 | # count number of jobs to create |
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| 215 | def job_count( options, tests ): |
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| 216 | # check if the user already passed in a number of jobs for multi-threading |
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| 217 | if not options.jobs: |
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| 218 | make_flags = os.environ.get('MAKEFLAGS') |
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| 219 | force = bool(make_flags) |
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| 220 | make_jobs_fds = re.search("--jobserver-(auth|fds)=\s*([0-9]+),([0-9]+)", make_flags) if make_flags else None |
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| 221 | if make_jobs_fds : |
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| 222 | tokens = os.read(int(make_jobs_fds.group(2)), 1024) |
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| 223 | options.jobs = len(tokens) |
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| 224 | os.write(int(make_jobs_fds.group(3)), tokens) |
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| 225 | else : |
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| 226 | options.jobs = multiprocessing.cpu_count() |
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| 227 | else : |
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| 228 | force = True |
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| 229 | |
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| 230 | # make sure we have a valid number of jobs that corresponds to user input |
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| 231 | if options.jobs <= 0 : |
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| 232 | print('ERROR: Invalid number of jobs', file=sys.stderr) |
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| 233 | sys.exit(1) |
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| 234 | |
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| 235 | return min( options.jobs, len(tests) ), force |
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| 236 | |
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| 237 | # enable core dumps for all the test children |
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| 238 | resource.setrlimit(resource.RLIMIT_CORE, (resource.RLIM_INFINITY, resource.RLIM_INFINITY)) |
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| 239 | |
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| 240 | ################################################################################ |
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| 241 | # misc |
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| 242 | ################################################################################ |
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| 243 | |
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| 244 | # check if arguments is yes or no |
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| 245 | def yes_no(string): |
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| 246 | if string == "yes" : |
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| 247 | return True |
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| 248 | if string == "no" : |
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| 249 | return False |
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| 250 | raise argparse.ArgumentTypeError(msg) |
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| 251 | |
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| 252 | def fancy_print(text): |
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| 253 | column = which('column') |
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| 254 | if column: |
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| 255 | subprocess.run(column, input=bytes(text + "\n", "UTF-8")) |
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| 256 | else: |
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| 257 | print(text) |
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| 258 | |
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| 259 | |
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| 260 | def core_info(path): |
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| 261 | cmd = os.path.join(settings.SRCDIR, "pybin/print-core.gdb") |
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| 262 | if not os.path.isfile(cmd): |
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| 263 | return 1, "ERR Printing format for core dumps not found" |
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| 264 | |
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| 265 | dname = os.path.dirname(path) |
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| 266 | core = os.path.join(dname, "core" ) |
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| 267 | if not os.path.isfile(path): |
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| 268 | return 1, "ERR Executable path is wrong" |
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| 269 | |
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| 270 | if not os.path.isfile(core): |
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| 271 | return 1, "ERR No core dump" |
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| 272 | |
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| 273 | return sh('gdb', '-n', path, core, '-batch', '-x', cmd, output=subprocess.PIPE) |
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| 274 | |
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| 275 | class Timed: |
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| 276 | def __enter__(self): |
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| 277 | self.start = time.time() |
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| 278 | return self |
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| 279 | |
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| 280 | def __exit__(self, *args): |
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| 281 | self.end = time.time() |
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| 282 | self.duration = self.end - self.start |
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