1#!/usr/bin/env python 2# 3# Copyright 2013 the V8 project authors. All rights reserved. 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions are 6# met: 7# 8# * Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# * Redistributions in binary form must reproduce the above 11# copyright notice, this list of conditions and the following 12# disclaimer in the documentation and/or other materials provided 13# with the distribution. 14# * Neither the name of Google Inc. nor the names of its 15# contributors may be used to endorse or promote products derived 16# from this software without specific prior written permission. 17# 18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30# This script executes the passed command line using the Native Client 31# 'sel_ldr' container. It is derived from android-run.py. 32 33import os 34from os.path import join, dirname, abspath 35import re 36import subprocess 37import sys 38import tempfile 39 40def Check(output, errors): 41 failed = any([s.startswith('/system/bin/sh:') or s.startswith('ANDROID') 42 for s in output.split('\n')]) 43 return 1 if failed else 0 44 45def Execute(cmdline): 46 (fd_out, outname) = tempfile.mkstemp() 47 (fd_err, errname) = tempfile.mkstemp() 48 process = subprocess.Popen( 49 args=cmdline, 50 shell=True, 51 stdout=fd_out, 52 stderr=fd_err, 53 ) 54 exit_code = process.wait() 55 os.close(fd_out) 56 os.close(fd_err) 57 output = file(outname).read() 58 errors = file(errname).read() 59 os.unlink(outname) 60 os.unlink(errname) 61 sys.stdout.write(output) 62 sys.stderr.write(errors) 63 return exit_code or Check(output, errors) 64 65def Escape(arg): 66 def ShouldEscape(): 67 for x in arg: 68 if not x.isalnum() and x != '-' and x != '_': 69 return True 70 return False 71 72 return arg if not ShouldEscape() else '"%s"' % (arg.replace('"', '\\"')) 73 74def WriteToTemporaryFile(data): 75 (fd, fname) = tempfile.mkstemp() 76 os.close(fd) 77 tmp_file = open(fname, "w") 78 tmp_file.write(data) 79 tmp_file.close() 80 return fname 81 82def GetNaClArchFromNexe(nexe): 83 try: 84 p = subprocess.Popen(['file', nexe], stdout=subprocess.PIPE) 85 out, err = p.communicate() 86 lines = [re.sub("\s+", " " , line) for line in out.split('\n')] 87 if lines[0].find(": ELF 32-bit LSB executable, Intel 80386") > 0: 88 return "x86_32" 89 if lines[0].find(": ELF 64-bit LSB executable, x86-64") > 0: 90 return "x86_64" 91 except: 92 print 'file ' + sys.argv[1] + ' failed' 93 return None 94 95def GetNaClResources(nexe): 96 nacl_sdk_dir = os.environ["NACL_SDK_ROOT"] 97 nacl_arch = GetNaClArchFromNexe(nexe) 98 if sys.platform.startswith("linux"): 99 platform = "linux" 100 elif sys.platform == "darwin": 101 platform = "mac" 102 else: 103 print("NaCl V8 testing is supported on Linux and MacOS only.") 104 sys.exit(1) 105 106 if nacl_arch is "x86_64": 107 toolchain = platform + "_x86_glibc" 108 sel_ldr = "sel_ldr_x86_64" 109 irt = "irt_core_x86_64.nexe" 110 libdir = "lib64" 111 elif nacl_arch is "x86_32": 112 toolchain = platform + "_x86_glibc" 113 sel_ldr = "sel_ldr_x86_32" 114 irt = "irt_core_x86_32.nexe" 115 libdir = "lib32" 116 elif nacl_arch is "arm": 117 print("NaCl V8 ARM support is not ready yet.") 118 sys.exit(1) 119 else: 120 print("Invalid nexe %s with NaCl arch %s" % (nexe, nacl_arch)) 121 sys.exit(1) 122 123 nacl_sel_ldr = os.path.join(nacl_sdk_dir, "tools", sel_ldr) 124 nacl_irt = os.path.join(nacl_sdk_dir, "tools", irt) 125 126 return (nacl_sdk_dir, nacl_sel_ldr, nacl_irt) 127 128def Main(): 129 if (len(sys.argv) == 1): 130 print("Usage: %s <command-to-run-on-device>" % sys.argv[0]) 131 return 1 132 133 args = [Escape(arg) for arg in sys.argv[1:]] 134 135 (nacl_sdk_dir, nacl_sel_ldr, nacl_irt) = GetNaClResources(sys.argv[1]) 136 137 # sel_ldr Options: 138 # -c -c: disable validation (for performance) 139 # -a: allow file access 140 # -B <irt>: load the IRT 141 command = ' '.join([nacl_sel_ldr, '-c', '-c', '-a', '-B', nacl_irt, '--'] + 142 args) 143 error_code = Execute(command) 144 return error_code 145 146if __name__ == '__main__': 147 sys.exit(Main()) 148