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comparison: addon-sdk/source/python-lib/mozrunner/wpk.py
addon-sdk/source/python-lib/mozrunner/wpk.py
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- 6474c204b198
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| -1:000000000000 | 0:81fa7e665826 |
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| 1 # This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 # License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 # file, You can obtain one at http://mozilla.org/MPL/2.0/. | |
| 4 | |
| 5 from ctypes import sizeof, windll, addressof, c_wchar, create_unicode_buffer | |
| 6 from ctypes.wintypes import DWORD, HANDLE | |
| 7 | |
| 8 PROCESS_TERMINATE = 0x0001 | |
| 9 PROCESS_QUERY_INFORMATION = 0x0400 | |
| 10 PROCESS_VM_READ = 0x0010 | |
| 11 | |
| 12 def get_pids(process_name): | |
| 13 BIG_ARRAY = DWORD * 4096 | |
| 14 processes = BIG_ARRAY() | |
| 15 needed = DWORD() | |
| 16 | |
| 17 pids = [] | |
| 18 result = windll.psapi.EnumProcesses(processes, | |
| 19 sizeof(processes), | |
| 20 addressof(needed)) | |
| 21 if not result: | |
| 22 return pids | |
| 23 | |
| 24 num_results = needed.value / sizeof(DWORD) | |
| 25 | |
| 26 for i in range(num_results): | |
| 27 pid = processes[i] | |
| 28 process = windll.kernel32.OpenProcess(PROCESS_QUERY_INFORMATION | | |
| 29 PROCESS_VM_READ, | |
| 30 0, pid) | |
| 31 if process: | |
| 32 module = HANDLE() | |
| 33 result = windll.psapi.EnumProcessModules(process, | |
| 34 addressof(module), | |
| 35 sizeof(module), | |
| 36 addressof(needed)) | |
| 37 if result: | |
| 38 name = create_unicode_buffer(1024) | |
| 39 result = windll.psapi.GetModuleBaseNameW(process, module, | |
| 40 name, len(name)) | |
| 41 # TODO: This might not be the best way to | |
| 42 # match a process name; maybe use a regexp instead. | |
| 43 if name.value.startswith(process_name): | |
| 44 pids.append(pid) | |
| 45 windll.kernel32.CloseHandle(module) | |
| 46 windll.kernel32.CloseHandle(process) | |
| 47 | |
| 48 return pids | |
| 49 | |
| 50 def kill_pid(pid): | |
| 51 process = windll.kernel32.OpenProcess(PROCESS_TERMINATE, 0, pid) | |
| 52 if process: | |
| 53 windll.kernel32.TerminateProcess(process, 0) | |
| 54 windll.kernel32.CloseHandle(process) | |
| 55 | |
| 56 if __name__ == '__main__': | |
| 57 import subprocess | |
| 58 import time | |
| 59 | |
| 60 # This test just opens a new notepad instance and kills it. | |
| 61 | |
| 62 name = 'notepad' | |
| 63 | |
| 64 old_pids = set(get_pids(name)) | |
| 65 subprocess.Popen([name]) | |
| 66 time.sleep(0.25) | |
| 67 new_pids = set(get_pids(name)).difference(old_pids) | |
| 68 | |
| 69 if len(new_pids) != 1: | |
| 70 raise Exception('%s was not opened or get_pids() is ' | |
| 71 'malfunctioning' % name) | |
| 72 | |
| 73 kill_pid(tuple(new_pids)[0]) | |
| 74 | |
| 75 newest_pids = set(get_pids(name)).difference(old_pids) | |
| 76 | |
| 77 if len(newest_pids) != 0: | |
| 78 raise Exception('kill_pid() is malfunctioning') | |
| 79 | |
| 80 print "Test passed." |
