1import grp 2import os 3import pwd 4import re 5import time 6 7import pytest 8from unit.applications.lang.python import TestApplicationPython 9 10 11class TestPythonApplication(TestApplicationPython): 12 prerequisites = {'modules': {'python': 'all'}} 13 14 def test_python_application_variables(self): 15 self.load('variables') 16 17 body = 'Test body string.' 18 19 resp = self.http( 20 b"""POST / HTTP/1.1 21Host: localhost 22Content-Length: %d 23Custom-Header: blah 24Custom-hEader: Blah 25Content-Type: text/html 26Connection: close 27custom-header: BLAH 28 29%s""" 30 % (len(body), body.encode()), 31 raw=True, 32 ) 33 34 assert resp['status'] == 200, 'status' 35 headers = resp['headers'] 36 header_server = headers.pop('Server') 37 assert re.search(r'Unit/[\d\.]+', header_server), 'server header' 38 assert ( 39 headers.pop('Server-Software') == header_server 40 ), 'server software header' 41 42 date = headers.pop('Date') 43 assert date[-4:] == ' GMT', 'date header timezone' 44 assert ( 45 abs(self.date_to_sec_epoch(date) - self.sec_epoch()) < 5 46 ), 'date header' 47 48 assert headers == { 49 'Connection': 'close', 50 'Content-Length': str(len(body)), 51 'Content-Type': 'text/html', 52 'Request-Method': 'POST', 53 'Request-Uri': '/', 54 'Http-Host': 'localhost', 55 'Server-Protocol': 'HTTP/1.1', 56 'Custom-Header': 'blah, Blah, BLAH', 57 'Wsgi-Version': '(1, 0)', 58 'Wsgi-Url-Scheme': 'http', 59 'Wsgi-Multithread': 'False', 60 'Wsgi-Multiprocess': 'True', 61 'Wsgi-Run-Once': 'False', 62 }, 'headers' 63 assert resp['body'] == body, 'body' 64 65 def test_python_application_query_string(self): 66 self.load('query_string') 67 68 resp = self.get(url='/?var1=val1&var2=val2') 69 70 assert ( 71 resp['headers']['Query-String'] == 'var1=val1&var2=val2' 72 ), 'Query-String header' 73 74 def test_python_application_query_string_space(self): 75 self.load('query_string') 76 77 resp = self.get(url='/ ?var1=val1&var2=val2') 78 assert ( 79 resp['headers']['Query-String'] == 'var1=val1&var2=val2' 80 ), 'Query-String space' 81 82 resp = self.get(url='/ %20?var1=val1&var2=val2') 83 assert ( 84 resp['headers']['Query-String'] == 'var1=val1&var2=val2' 85 ), 'Query-String space 2' 86 87 resp = self.get(url='/ %20 ?var1=val1&var2=val2') 88 assert ( 89 resp['headers']['Query-String'] == 'var1=val1&var2=val2' 90 ), 'Query-String space 3' 91 92 resp = self.get(url='/blah %20 blah? var1= val1 & var2=val2') 93 assert ( 94 resp['headers']['Query-String'] == ' var1= val1 & var2=val2' 95 ), 'Query-String space 4' 96 97 def test_python_application_query_string_empty(self): 98 self.load('query_string') 99 100 resp = self.get(url='/?') 101 102 assert resp['status'] == 200, 'query string empty status' 103 assert resp['headers']['Query-String'] == '', 'query string empty' 104 105 def test_python_application_query_string_absent(self): 106 self.load('query_string') 107 108 resp = self.get() 109 110 assert resp['status'] == 200, 'query string absent status' 111 assert resp['headers']['Query-String'] == '', 'query string absent' 112 113 @pytest.mark.skip('not yet') 114 def test_python_application_server_port(self): 115 self.load('server_port') 116 117 assert ( 118 self.get()['headers']['Server-Port'] == '7080' 119 ), 'Server-Port header' 120 121 @pytest.mark.skip('not yet') 122 def test_python_application_working_directory_invalid(self): 123 self.load('empty') 124 125 assert 'success' in self.conf( 126 '"/blah"', 'applications/empty/working_directory' 127 ), 'configure invalid working_directory' 128 129 assert self.get()['status'] == 500, 'status' 130 131 def test_python_application_204_transfer_encoding(self): 132 self.load('204_no_content') 133 134 assert ( 135 'Transfer-Encoding' not in self.get()['headers'] 136 ), '204 header transfer encoding' 137 138 def test_python_application_ctx_iter_atexit(self): 139 self.load('ctx_iter_atexit') 140 141 resp = self.post( 142 headers={ 143 'Host': 'localhost', 144 'Connection': 'close', 145 'Content-Type': 'text/html', 146 }, 147 body='0123456789', 148 ) 149 150 assert resp['status'] == 200, 'ctx iter status' 151 assert resp['body'] == '0123456789', 'ctx iter body' 152 153 assert 'success' in self.conf({"listeners": {}, "applications": {}}) 154 155 assert ( 156 self.wait_for_record(r'RuntimeError') is not None 157 ), 'ctx iter atexit' 158 159 def test_python_keepalive_body(self): 160 self.load('mirror') 161 162 assert self.get()['status'] == 200, 'init' 163 164 body = '0123456789' * 500 165 (resp, sock) = self.post( 166 headers={ 167 'Host': 'localhost', 168 'Connection': 'keep-alive', 169 'Content-Type': 'text/html', 170 }, 171 start=True, 172 body=body, 173 read_timeout=1, 174 ) 175 176 assert resp['body'] == body, 'keep-alive 1' 177 178 body = '0123456789' 179 resp = self.post( 180 headers={ 181 'Host': 'localhost', 182 'Connection': 'close', 183 'Content-Type': 'text/html', 184 }, 185 sock=sock, 186 body=body, 187 ) 188 189 assert resp['body'] == body, 'keep-alive 2' 190 191 def test_python_keepalive_reconfigure(self): 192 self.load('mirror') 193 194 assert self.get()['status'] == 200, 'init' 195 196 body = '0123456789' 197 conns = 3 198 socks = [] 199 200 for i in range(conns): 201 (resp, sock) = self.post( 202 headers={ 203 'Host': 'localhost', 204 'Connection': 'keep-alive', 205 'Content-Type': 'text/html', 206 }, 207 start=True, 208 body=body, 209 read_timeout=1, 210 ) 211 212 assert resp['body'] == body, 'keep-alive open' 213 214 self.load('mirror', processes=i + 1) 215 216 socks.append(sock) 217 218 for i in range(conns): 219 (resp, sock) = self.post( 220 headers={ 221 'Host': 'localhost', 222 'Connection': 'keep-alive', 223 'Content-Type': 'text/html', 224 }, 225 start=True, 226 sock=socks[i], 227 body=body, 228 read_timeout=1, 229 ) 230 231 assert resp['body'] == body, 'keep-alive request' 232 233 self.load('mirror', processes=i + 1) 234 235 for i in range(conns): 236 resp = self.post( 237 headers={ 238 'Host': 'localhost', 239 'Connection': 'close', 240 'Content-Type': 'text/html', 241 }, 242 sock=socks[i], 243 body=body, 244 ) 245 246 assert resp['body'] == body, 'keep-alive close' 247 248 self.load('mirror', processes=i + 1) 249 250 def test_python_keepalive_reconfigure_2(self): 251 self.load('mirror') 252 253 assert self.get()['status'] == 200, 'init' 254 255 body = '0123456789' 256 257 (resp, sock) = self.post( 258 headers={ 259 'Host': 'localhost', 260 'Connection': 'keep-alive', 261 'Content-Type': 'text/html', 262 }, 263 start=True, 264 body=body, 265 read_timeout=1, 266 ) 267 268 assert resp['body'] == body, 'reconfigure 2 keep-alive 1' 269 270 self.load('empty') 271 272 assert self.get()['status'] == 200, 'init' 273 274 (resp, sock) = self.post( 275 headers={ 276 'Host': 'localhost', 277 'Connection': 'close', 278 'Content-Type': 'text/html', 279 }, 280 start=True, 281 sock=sock, 282 body=body, 283 ) 284 285 assert resp['status'] == 200, 'reconfigure 2 keep-alive 2' 286 assert resp['body'] == '', 'reconfigure 2 keep-alive 2 body' 287 288 assert 'success' in self.conf( 289 {"listeners": {}, "applications": {}} 290 ), 'reconfigure 2 clear configuration' 291 292 resp = self.get(sock=sock) 293 294 assert resp == {}, 'reconfigure 2 keep-alive 3' 295 296 def test_python_atexit(self): 297 self.load('atexit') 298 299 self.get() 300 301 assert 'success' in self.conf({"listeners": {}, "applications": {}}) 302 303 assert self.wait_for_record(r'At exit called\.') is not None, 'atexit' 304 305 def test_python_process_switch(self): 306 self.load('delayed', processes=2) 307 308 self.get( 309 headers={ 310 'Host': 'localhost', 311 'Content-Length': '0', 312 'X-Delay': '5', 313 'Connection': 'close', 314 }, 315 no_recv=True, 316 ) 317 318 headers_delay_1 = { 319 'Connection': 'close', 320 'Host': 'localhost', 321 'Content-Length': '0', 322 'X-Delay': '1', 323 } 324 325 self.get(headers=headers_delay_1, no_recv=True) 326 327 time.sleep(0.5) 328 329 for _ in range(10): 330 self.get(headers=headers_delay_1, no_recv=True) 331 332 self.get(headers=headers_delay_1) 333 334 @pytest.mark.skip('not yet') 335 def test_python_application_start_response_exit(self): 336 self.load('start_response_exit') 337 338 assert self.get()['status'] == 500, 'start response exit' 339 340 def test_python_application_input_iter(self): 341 self.load('input_iter') 342 343 body = '''0123456789 344next line 345 346last line''' 347 348 resp = self.post(body=body) 349 assert resp['body'] == body, 'input iter' 350 assert resp['headers']['X-Lines-Count'] == '4', 'input iter lines' 351 352 def test_python_application_input_readline(self): 353 self.load('input_readline') 354 355 body = '''0123456789 356next line 357 358last line''' 359 360 resp = self.post(body=body) 361 assert resp['body'] == body, 'input readline' 362 assert resp['headers']['X-Lines-Count'] == '4', 'input readline lines' 363 364 def test_python_application_input_readline_size(self): 365 self.load('input_readline_size') 366 367 body = '''0123456789 368next line 369 370last line''' 371 372 assert self.post(body=body)['body'] == body, 'input readline size' 373 assert ( 374 self.post(body='0123')['body'] == '0123' 375 ), 'input readline size less' 376 377 def test_python_application_input_readlines(self): 378 self.load('input_readlines') 379 380 body = '''0123456789 381next line 382 383last line''' 384 385 resp = self.post(body=body) 386 assert resp['body'] == body, 'input readlines' 387 assert resp['headers']['X-Lines-Count'] == '4', 'input readlines lines' 388 389 def test_python_application_input_readlines_huge(self): 390 self.load('input_readlines') 391 392 body = ( 393 '''0123456789 abcdefghi 394next line: 0123456789 abcdefghi 395 396last line: 987654321 397''' 398 * 512 399 ) 400 401 assert ( 402 self.post(body=body, read_buffer_size=16384)['body'] == body 403 ), 'input readlines huge' 404 405 def test_python_application_input_read_length(self): 406 self.load('input_read_length') 407 408 body = '0123456789' 409 410 resp = self.post( 411 headers={ 412 'Host': 'localhost', 413 'Input-Length': '5', 414 'Connection': 'close', 415 }, 416 body=body, 417 ) 418 419 assert resp['body'] == body[:5], 'input read length lt body' 420 421 resp = self.post( 422 headers={ 423 'Host': 'localhost', 424 'Input-Length': '15', 425 'Connection': 'close', 426 }, 427 body=body, 428 ) 429 430 assert resp['body'] == body, 'input read length gt body' 431 432 resp = self.post( 433 headers={ 434 'Host': 'localhost', 435 'Input-Length': '0', 436 'Connection': 'close', 437 }, 438 body=body, 439 ) 440 441 assert resp['body'] == '', 'input read length zero' 442 443 resp = self.post( 444 headers={ 445 'Host': 'localhost', 446 'Input-Length': '-1', 447 'Connection': 'close', 448 }, 449 body=body, 450 ) 451 452 assert resp['body'] == body, 'input read length negative' 453 454 @pytest.mark.skip('not yet') 455 def test_python_application_errors_write(self): 456 self.load('errors_write') 457 458 self.get() 459 460 assert ( 461 self.wait_for_record(r'\[error\].+Error in application\.') 462 is not None 463 ), 'errors write' 464 465 def test_python_application_body_array(self): 466 self.load('body_array') 467 468 assert self.get()['body'] == '0123456789', 'body array' 469 470 def test_python_application_body_io(self): 471 self.load('body_io') 472 473 assert self.get()['body'] == '0123456789', 'body io' 474 475 def test_python_application_body_io_file(self): 476 self.load('body_io_file') 477 478 assert self.get()['body'] == 'body\n', 'body io file' 479 480 @pytest.mark.skip('not yet') 481 def test_python_application_syntax_error(self, skip_alert): 482 skip_alert(r'Python failed to import module "wsgi"') 483 self.load('syntax_error') 484 485 assert self.get()['status'] == 500, 'syntax error' 486 487 def test_python_application_loading_error(self, skip_alert): 488 skip_alert(r'Python failed to import module "blah"') 489 490 self.load('empty', module="blah") 491 492 assert self.get()['status'] == 503, 'loading error' 493 494 def test_python_application_close(self): 495 self.load('close') 496 497 self.get() 498 499 assert self.wait_for_record(r'Close called\.') is not None, 'close' 500 501 def test_python_application_close_error(self): 502 self.load('close_error') 503 504 self.get() 505 506 assert ( 507 self.wait_for_record(r'Close called\.') is not None 508 ), 'close error' 509 510 def test_python_application_not_iterable(self): 511 self.load('not_iterable') 512 513 self.get() 514 515 assert ( 516 self.wait_for_record( 517 r'\[error\].+the application returned not an iterable object' 518 ) 519 is not None 520 ), 'not iterable' 521 522 def test_python_application_write(self): 523 self.load('write') 524 525 assert self.get()['body'] == '0123456789', 'write' 526 527 def test_python_application_threading(self): 528 """wait_for_record() timeouts after 5s while every thread works at 529 least 3s. So without releasing GIL test should fail. 530 """ 531 532 self.load('threading') 533 534 for _ in range(10): 535 self.get(no_recv=True) 536 537 assert ( 538 self.wait_for_record(r'\(5\) Thread: 100', wait=50) is not None 539 ), 'last thread finished' 540 541 def test_python_application_iter_exception(self): 542 self.load('iter_exception') 543 544 # Default request doesn't lead to the exception. 545 546 resp = self.get( 547 headers={ 548 'Host': 'localhost', 549 'X-Skip': '9', 550 'X-Chunked': '1', 551 'Connection': 'close', 552 } 553 ) 554 assert resp['status'] == 200, 'status' 555 assert resp['body'] == 'XXXXXXX', 'body' 556 557 # Exception before start_response(). 558 559 assert self.get()['status'] == 503, 'error' 560 561 assert self.wait_for_record(r'Traceback') is not None, 'traceback' 562 assert ( 563 self.wait_for_record(r'raise Exception\(\'first exception\'\)') 564 is not None 565 ), 'first exception raise' 566 assert len(self.findall(r'Traceback')) == 1, 'traceback count 1' 567 568 # Exception after start_response(), before first write(). 569 570 assert ( 571 self.get( 572 headers={ 573 'Host': 'localhost', 574 'X-Skip': '1', 575 'Connection': 'close', 576 } 577 )['status'] 578 == 503 579 ), 'error 2' 580 581 assert ( 582 self.wait_for_record(r'raise Exception\(\'second exception\'\)') 583 is not None 584 ), 'exception raise second' 585 assert len(self.findall(r'Traceback')) == 2, 'traceback count 2' 586 587 # Exception after first write(), before first __next__(). 588 589 _, sock = self.get( 590 headers={ 591 'Host': 'localhost', 592 'X-Skip': '2', 593 'Connection': 'keep-alive', 594 }, 595 start=True, 596 ) 597 598 assert ( 599 self.wait_for_record(r'raise Exception\(\'third exception\'\)') 600 is not None 601 ), 'exception raise third' 602 assert len(self.findall(r'Traceback')) == 3, 'traceback count 3' 603 604 assert self.get(sock=sock) == {}, 'closed connection' 605 606 # Exception after first write(), before first __next__(), 607 # chunked (incomplete body). 608 609 resp = self.get( 610 headers={ 611 'Host': 'localhost', 612 'X-Skip': '2', 613 'X-Chunked': '1', 614 'Connection': 'close', 615 }, 616 raw_resp=True, 617 ) 618 if resp: 619 assert resp[-5:] != '0\r\n\r\n', 'incomplete body' 620 assert len(self.findall(r'Traceback')) == 4, 'traceback count 4' 621 622 # Exception in __next__(). 623 624 _, sock = self.get( 625 headers={ 626 'Host': 'localhost', 627 'X-Skip': '3', 628 'Connection': 'keep-alive', 629 }, 630 start=True, 631 ) 632 633 assert ( 634 self.wait_for_record(r'raise Exception\(\'next exception\'\)') 635 is not None 636 ), 'exception raise next' 637 assert len(self.findall(r'Traceback')) == 5, 'traceback count 5' 638 639 assert self.get(sock=sock) == {}, 'closed connection 2' 640 641 # Exception in __next__(), chunked (incomplete body). 642 643 resp = self.get( 644 headers={ 645 'Host': 'localhost', 646 'X-Skip': '3', 647 'X-Chunked': '1', 648 'Connection': 'close', 649 }, 650 raw_resp=True, 651 ) 652 if resp: 653 assert resp[-5:] != '0\r\n\r\n', 'incomplete body 2' 654 assert len(self.findall(r'Traceback')) == 6, 'traceback count 6' 655 656 # Exception before start_response() and in close(). 657 658 assert ( 659 self.get( 660 headers={ 661 'Host': 'localhost', 662 'X-Not-Skip-Close': '1', 663 'Connection': 'close', 664 } 665 )['status'] 666 == 503 667 ), 'error' 668 669 assert ( 670 self.wait_for_record(r'raise Exception\(\'close exception\'\)') 671 is not None 672 ), 'exception raise close' 673 assert len(self.findall(r'Traceback')) == 8, 'traceback count 8' 674 675 def test_python_user_group(self, is_su): 676 if not is_su: 677 pytest.skip('requires root') 678 679 nobody_uid = pwd.getpwnam('nobody').pw_uid 680 681 group = 'nobody' 682 683 try: 684 group_id = grp.getgrnam(group).gr_gid 685 except KeyError: 686 group = 'nogroup' 687 group_id = grp.getgrnam(group).gr_gid 688 689 self.load('user_group') 690 691 obj = self.getjson()['body'] 692 assert obj['UID'] == nobody_uid, 'nobody uid' 693 assert obj['GID'] == group_id, 'nobody gid' 694 695 self.load('user_group', user='nobody') 696 697 obj = self.getjson()['body'] 698 assert obj['UID'] == nobody_uid, 'nobody uid user=nobody' 699 assert obj['GID'] == group_id, 'nobody gid user=nobody' 700 701 self.load('user_group', user='nobody', group=group) 702 703 obj = self.getjson()['body'] 704 assert obj['UID'] == nobody_uid, ( 705 'nobody uid user=nobody group=%s' % group 706 ) 707 708 assert obj['GID'] == group_id, 'nobody gid user=nobody group=%s' % group 709 710 self.load('user_group', group=group) 711 712 obj = self.getjson()['body'] 713 assert obj['UID'] == nobody_uid, 'nobody uid group=%s' % group 714 715 assert obj['GID'] == group_id, 'nobody gid group=%s' % group 716 717 self.load('user_group', user='root') 718 719 obj = self.getjson()['body'] 720 assert obj['UID'] == 0, 'root uid user=root' 721 assert obj['GID'] == 0, 'root gid user=root' 722 723 group = 'root' 724 725 try: 726 grp.getgrnam(group) 727 group = True 728 except KeyError: 729 group = False 730 731 if group: 732 self.load('user_group', user='root', group='root') 733 734 obj = self.getjson()['body'] 735 assert obj['UID'] == 0, 'root uid user=root group=root' 736 assert obj['GID'] == 0, 'root gid user=root group=root' 737 738 self.load('user_group', group='root') 739 740 obj = self.getjson()['body'] 741 assert obj['UID'] == nobody_uid, 'root uid group=root' 742 assert obj['GID'] == 0, 'root gid group=root' 743 744 def test_python_application_callable(self, skip_alert): 745 skip_alert(r'Python failed to get "blah" from module') 746 self.load('callable') 747 748 assert self.get()['status'] == 204, 'default application response' 749 750 self.load('callable', callable="app") 751 752 assert self.get()['status'] == 200, 'callable response' 753 754 self.load('callable', callable="blah") 755 756 assert self.get()['status'] not in [200, 204], 'callable response inv' 757 758 def test_python_application_path(self): 759 self.load('path') 760 761 def set_path(path): 762 assert 'success' in self.conf(path, 'applications/path/path') 763 764 def get_path(): 765 return self.get()['body'].split(os.pathsep) 766 767 default_path = self.conf_get('/config/applications/path/path') 768 assert 'success' in self.conf( 769 {"PYTHONPATH": default_path}, 770 '/config/applications/path/environment', 771 ) 772 773 self.conf_delete('/config/applications/path/path') 774 sys_path = get_path() 775 776 set_path('"/blah"') 777 assert ['/blah', *sys_path] == get_path(), 'check path' 778 779 set_path('"/new"') 780 assert ['/new', *sys_path] == get_path(), 'check path update' 781 782 set_path('["/blah1", "/blah2"]') 783 assert [ 784 '/blah1', 785 '/blah2', 786 *sys_path, 787 ] == get_path(), 'check path array' 788 789 def test_python_application_path_invalid(self): 790 self.load('path') 791 792 def check_path(path): 793 assert 'error' in self.conf(path, 'applications/path/path') 794 795 check_path('{}') 796 check_path('["/blah", []]') 797 798 def test_python_application_threads(self): 799 self.load('threads', threads=4) 800 801 socks = [] 802 803 for i in range(4): 804 (_, sock) = self.get( 805 headers={ 806 'Host': 'localhost', 807 'X-Delay': '2', 808 'Connection': 'close', 809 }, 810 no_recv=True, 811 start=True, 812 ) 813 814 socks.append(sock) 815 816 threads = set() 817 818 for sock in socks: 819 resp = self.recvall(sock).decode('utf-8') 820 821 self.log_in(resp) 822 823 resp = self._resp_to_dict(resp) 824 825 assert resp['status'] == 200, 'status' 826 827 threads.add(resp['headers']['X-Thread']) 828 829 assert resp['headers']['Wsgi-Multithread'] == 'True', 'multithread' 830 831 sock.close() 832 833 assert len(socks) == len(threads), 'threads differs' 834