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Commit | Line | Data |
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568fa3fa | 1 | /* |
7e86f2f6 | 2 | * Backend test program for CUPS. |
568fa3fa | 3 | * |
53f8d64f MS |
4 | * Copyright © 2007-2014 by Apple Inc. |
5 | * Copyright © 1997-2005 by Easy Software Products, all rights reserved. | |
568fa3fa | 6 | * |
53f8d64f MS |
7 | * Licensed under Apache License v2.0. See the file "LICENSE" for more |
8 | * information. | |
568fa3fa MS |
9 | */ |
10 | ||
11 | /* | |
12 | * Include necessary headers. | |
13 | */ | |
14 | ||
71e16022 | 15 | #include <cups/string-private.h> |
568fa3fa MS |
16 | #include <cups/cups.h> |
17 | #include <cups/sidechannel.h> | |
18 | #include <unistd.h> | |
19 | #include <fcntl.h> | |
568fa3fa | 20 | #include <sys/wait.h> |
97c9a8d7 MS |
21 | #include <signal.h> |
22 | ||
23 | ||
24 | /* | |
25 | * Local globals... | |
26 | */ | |
27 | ||
28 | static int job_canceled = 0; | |
568fa3fa MS |
29 | |
30 | ||
31 | /* | |
32 | * Local functions... | |
33 | */ | |
34 | ||
97c9a8d7 | 35 | static void sigterm_handler(int sig); |
a32af27c | 36 | static void usage(void) _CUPS_NORETURN; |
b9faaae1 MS |
37 | static void walk_cb(const char *oid, const char *data, int datalen, |
38 | void *context); | |
568fa3fa MS |
39 | |
40 | ||
41 | /* | |
42 | * 'main()' - Run the named backend. | |
43 | * | |
44 | * Usage: | |
45 | * | |
dcb445bc | 46 | * testbackend [-s] [-t] device-uri job-id user title copies options [file] |
568fa3fa MS |
47 | */ |
48 | ||
49 | int /* O - Exit status */ | |
50 | main(int argc, /* I - Number of command-line args */ | |
51 | char *argv[]) /* I - Command-line arguments */ | |
52 | { | |
53 | int first_arg, /* First argument for backend */ | |
97c9a8d7 | 54 | do_cancel = 0, /* Simulate a cancel-job via SIGTERM */ |
e07d4801 MS |
55 | do_ps = 0, /* Do PostScript query+test? */ |
56 | do_pcl = 0, /* Do PCL query+test? */ | |
568fa3fa | 57 | do_side_tests = 0, /* Test side-channel ops? */ |
b9faaae1 MS |
58 | do_trickle = 0, /* Trickle data to backend */ |
59 | do_walk = 0, /* Do OID lookup (0) or walking (1) */ | |
60 | show_log = 0; /* Show log messages from backends? */ | |
61 | const char *oid = ".1.3.6.1.2.1.43.10.2.1.4.1.1"; | |
62 | /* OID to lookup or walk */ | |
568fa3fa | 63 | char scheme[255], /* Scheme in URI == backend */ |
dcb445bc MS |
64 | backend[1024], /* Backend path */ |
65 | libpath[1024], /* Path for libcups */ | |
66 | *ptr; /* Pointer into path */ | |
568fa3fa | 67 | const char *serverbin; /* CUPS_SERVERBIN environment variable */ |
97c9a8d7 MS |
68 | int fd, /* Temporary file descriptor */ |
69 | back_fds[2], /* Back-channel pipe */ | |
568fa3fa MS |
70 | side_fds[2], /* Side-channel socket */ |
71 | data_fds[2], /* Data pipe */ | |
97c9a8d7 MS |
72 | back_pid = -1, /* Backend process ID */ |
73 | data_pid = -1, /* Trickle process ID */ | |
568fa3fa MS |
74 | pid, /* Process ID */ |
75 | status; /* Exit status */ | |
76 | ||
77 | ||
dcb445bc MS |
78 | /* |
79 | * Get the current directory and point the run-time linker at the "cups" | |
80 | * subdirectory... | |
81 | */ | |
82 | ||
83 | if (getcwd(libpath, sizeof(libpath)) && | |
84 | (ptr = strrchr(libpath, '/')) != NULL && !strcmp(ptr, "/backend")) | |
85 | { | |
7e86f2f6 | 86 | strlcpy(ptr, "/cups", sizeof(libpath) - (size_t)(ptr - libpath)); |
3e7fe0ca MS |
87 | if (!access(libpath, 0)) |
88 | { | |
dcb445bc | 89 | #ifdef __APPLE__ |
3e7fe0ca | 90 | fprintf(stderr, "Setting DYLD_LIBRARY_PATH to \"%s\".\n", libpath); |
dcb445bc MS |
91 | setenv("DYLD_LIBRARY_PATH", libpath, 1); |
92 | #else | |
3e7fe0ca | 93 | fprintf(stderr, "Setting LD_LIBRARY_PATH to \"%s\".\n", libpath); |
dcb445bc MS |
94 | setenv("LD_LIBRARY_PATH", libpath, 1); |
95 | #endif /* __APPLE__ */ | |
3e7fe0ca MS |
96 | } |
97 | else | |
98 | perror(libpath); | |
dcb445bc MS |
99 | } |
100 | ||
568fa3fa MS |
101 | /* |
102 | * See if we have side-channel tests to do... | |
103 | */ | |
104 | ||
105 | for (first_arg = 1; | |
106 | argv[first_arg] && argv[first_arg][0] == '-'; | |
107 | first_arg ++) | |
b9faaae1 MS |
108 | if (!strcmp(argv[first_arg], "-d")) |
109 | show_log = 1; | |
97c9a8d7 MS |
110 | else if (!strcmp(argv[first_arg], "-cancel")) |
111 | do_cancel = 1; | |
e07d4801 MS |
112 | else if (!strcmp(argv[first_arg], "-pcl")) |
113 | do_pcl = 1; | |
b9faaae1 | 114 | else if (!strcmp(argv[first_arg], "-ps")) |
e07d4801 | 115 | do_ps = 1; |
634763e8 | 116 | else if (!strcmp(argv[first_arg], "-s")) |
568fa3fa MS |
117 | do_side_tests = 1; |
118 | else if (!strcmp(argv[first_arg], "-t")) | |
119 | do_trickle = 1; | |
b9faaae1 MS |
120 | else if (!strcmp(argv[first_arg], "-get") && (first_arg + 1) < argc) |
121 | { | |
122 | first_arg ++; | |
123 | ||
124 | do_side_tests = 1; | |
125 | oid = argv[first_arg]; | |
126 | } | |
127 | else if (!strcmp(argv[first_arg], "-walk") && (first_arg + 1) < argc) | |
128 | { | |
129 | first_arg ++; | |
130 | ||
131 | do_side_tests = 1; | |
132 | do_walk = 1; | |
133 | oid = argv[first_arg]; | |
134 | } | |
568fa3fa MS |
135 | else |
136 | usage(); | |
137 | ||
138 | argc -= first_arg; | |
139 | if (argc < 6 || argc > 7 || (argc == 7 && do_trickle)) | |
140 | usage(); | |
141 | ||
142 | /* | |
143 | * Extract the scheme from the device-uri - that's the program we want to | |
144 | * execute. | |
145 | */ | |
146 | ||
147 | if (sscanf(argv[first_arg], "%254[^:]", scheme) != 1) | |
148 | { | |
149 | fputs("testbackend: Bad device-uri - no colon!\n", stderr); | |
150 | return (1); | |
151 | } | |
152 | ||
153 | if (!access(scheme, X_OK)) | |
154 | strlcpy(backend, scheme, sizeof(backend)); | |
155 | else | |
156 | { | |
157 | if ((serverbin = getenv("CUPS_SERVERBIN")) == NULL) | |
158 | serverbin = CUPS_SERVERBIN; | |
159 | ||
160 | snprintf(backend, sizeof(backend), "%s/backend/%s", serverbin, scheme); | |
161 | if (access(backend, X_OK)) | |
162 | { | |
163 | fprintf(stderr, "testbackend: Unknown device scheme \"%s\"!\n", scheme); | |
164 | return (1); | |
165 | } | |
166 | } | |
167 | ||
168 | /* | |
169 | * Create the back-channel pipe and side-channel socket... | |
170 | */ | |
171 | ||
172 | open("/dev/null", O_WRONLY); /* Make sure fd 3 and 4 are used */ | |
173 | open("/dev/null", O_WRONLY); | |
174 | ||
175 | pipe(back_fds); | |
176 | fcntl(back_fds[0], F_SETFL, fcntl(back_fds[0], F_GETFL) | O_NONBLOCK); | |
177 | fcntl(back_fds[1], F_SETFL, fcntl(back_fds[1], F_GETFL) | O_NONBLOCK); | |
178 | ||
179 | socketpair(AF_LOCAL, SOCK_STREAM, 0, side_fds); | |
180 | fcntl(side_fds[0], F_SETFL, fcntl(side_fds[0], F_GETFL) | O_NONBLOCK); | |
181 | fcntl(side_fds[1], F_SETFL, fcntl(side_fds[1], F_GETFL) | O_NONBLOCK); | |
182 | ||
183 | /* | |
184 | * Execute the trickle process as needed... | |
185 | */ | |
186 | ||
97c9a8d7 | 187 | if (do_trickle || do_pcl || do_ps || do_cancel) |
568fa3fa MS |
188 | { |
189 | pipe(data_fds); | |
190 | ||
97c9a8d7 MS |
191 | signal(SIGTERM, sigterm_handler); |
192 | ||
193 | if ((data_pid = fork()) == 0) | |
568fa3fa MS |
194 | { |
195 | /* | |
e07d4801 MS |
196 | * Trickle/query child comes here. Rearrange file descriptors so that |
197 | * FD 1, 3, and 4 point to the backend... | |
568fa3fa MS |
198 | */ |
199 | ||
97c9a8d7 MS |
200 | if ((fd = open("/dev/null", O_RDONLY)) != 0) |
201 | { | |
202 | dup2(fd, 0); | |
203 | close(fd); | |
204 | } | |
568fa3fa | 205 | |
97c9a8d7 MS |
206 | if (data_fds[1] != 1) |
207 | { | |
208 | dup2(data_fds[1], 1); | |
209 | close(data_fds[1]); | |
210 | } | |
568fa3fa | 211 | close(data_fds[0]); |
634763e8 | 212 | |
97c9a8d7 MS |
213 | if (back_fds[0] != 3) |
214 | { | |
215 | dup2(back_fds[0], 3); | |
216 | close(back_fds[0]); | |
217 | } | |
634763e8 MS |
218 | close(back_fds[1]); |
219 | ||
97c9a8d7 MS |
220 | if (side_fds[0] != 4) |
221 | { | |
222 | dup2(side_fds[0], 4); | |
223 | close(side_fds[0]); | |
224 | } | |
634763e8 MS |
225 | close(side_fds[1]); |
226 | ||
227 | if (do_trickle) | |
228 | { | |
229 | /* | |
230 | * Write 10 spaces, 1 per second... | |
231 | */ | |
232 | ||
233 | int i; /* Looping var */ | |
234 | ||
235 | for (i = 0; i < 10; i ++) | |
236 | { | |
237 | write(1, " ", 1); | |
238 | sleep(1); | |
239 | } | |
240 | } | |
97c9a8d7 MS |
241 | else if (do_cancel) |
242 | { | |
243 | /* | |
244 | * Write PS or PCL lines until we see SIGTERM... | |
245 | */ | |
246 | ||
247 | int line = 0, page = 0; /* Current line and page */ | |
248 | ssize_t bytes; /* Number of bytes of response data */ | |
249 | char buffer[1024]; /* Output buffer */ | |
250 | ||
251 | ||
252 | if (do_pcl) | |
253 | write(1, "\033E", 2); | |
254 | else | |
255 | write(1, "%!\n/Courier findfont 12 scalefont setfont 0 setgray\n", 52); | |
256 | ||
257 | while (!job_canceled) | |
258 | { | |
259 | if (line == 0) | |
260 | { | |
261 | page ++; | |
262 | ||
263 | if (do_pcl) | |
264 | snprintf(buffer, sizeof(buffer), "PCL Page %d\r\n\r\n", page); | |
265 | else | |
266 | snprintf(buffer, sizeof(buffer), | |
267 | "18 732 moveto (PS Page %d) show\n", page); | |
268 | ||
269 | write(1, buffer, strlen(buffer)); | |
270 | } | |
271 | ||
272 | line ++; | |
273 | ||
274 | if (do_pcl) | |
275 | snprintf(buffer, sizeof(buffer), "Line %d\r\n", line); | |
276 | else | |
277 | snprintf(buffer, sizeof(buffer), "18 %d moveto (Line %d) show\n", | |
278 | 720 - line * 12, line); | |
279 | ||
280 | write(1, buffer, strlen(buffer)); | |
281 | ||
282 | if (line >= 55) | |
283 | { | |
284 | /* | |
285 | * Eject after 55 lines... | |
286 | */ | |
287 | ||
288 | line = 0; | |
289 | if (do_pcl) | |
290 | write(1, "\014", 1); | |
291 | else | |
292 | write(1, "showpage\n", 9); | |
293 | } | |
294 | ||
295 | /* | |
296 | * Check for back-channel data... | |
297 | */ | |
298 | ||
299 | if ((bytes = cupsBackChannelRead(buffer, sizeof(buffer), 0)) > 0) | |
7e86f2f6 | 300 | write(2, buffer, (size_t)bytes); |
97c9a8d7 MS |
301 | |
302 | /* | |
303 | * Throttle output to ~100hz... | |
304 | */ | |
305 | ||
306 | usleep(10000); | |
307 | } | |
308 | ||
309 | /* | |
310 | * Eject current page with info... | |
311 | */ | |
312 | ||
313 | if (do_pcl) | |
314 | snprintf(buffer, sizeof(buffer), | |
315 | "Canceled on line %d of page %d\r\n\014\033E", line, page); | |
316 | else | |
317 | snprintf(buffer, sizeof(buffer), | |
318 | "\n18 %d moveto (Canceled on line %d of page %d)\nshowpage\n", | |
319 | 720 - line * 12, line, page); | |
320 | ||
321 | write(1, buffer, strlen(buffer)); | |
322 | ||
323 | /* | |
324 | * See if we get any back-channel data... | |
325 | */ | |
326 | ||
327 | while ((bytes = cupsBackChannelRead(buffer, sizeof(buffer), 5.0)) > 0) | |
7e86f2f6 | 328 | write(2, buffer, (size_t)bytes); |
97c9a8d7 MS |
329 | |
330 | exit(0); | |
331 | } | |
634763e8 | 332 | else |
568fa3fa MS |
333 | { |
334 | /* | |
e07d4801 | 335 | * Do PS or PCL query + test pages. |
568fa3fa MS |
336 | */ |
337 | ||
e07d4801 MS |
338 | char buffer[1024]; /* Buffer for response data */ |
339 | ssize_t bytes; /* Number of bytes of response data */ | |
340 | double timeout; /* Timeout */ | |
341 | const char *data; /* Data to send */ | |
342 | static const char *pcl_data = /* PCL data */ | |
343 | "\033%-12345X@PJL\r\n" | |
344 | "@PJL JOB NAME = \"Hello, World!\"\r\n" | |
345 | "@PJL INFO USTATUS\r\n" | |
346 | "@PJL ENTER LANGUAGE = PCL\r\n" | |
347 | "\033E" | |
348 | "Hello, World!\n" | |
349 | "\014" | |
350 | "\033%-12345X@PJL\r\n" | |
351 | "@PJL EOJ NAME=\"Hello, World!\"\r\n" | |
352 | "\033%-12345X"; | |
353 | static const char *ps_data = /* PostScript data */ | |
634763e8 MS |
354 | "%!\n" |
355 | "save\n" | |
b9faaae1 | 356 | "product = flush\n" |
634763e8 MS |
357 | "currentpagedevice /PageSize get aload pop\n" |
358 | "2 copy gt {exch} if\n" | |
359 | "(Unknown)\n" | |
360 | "19 dict\n" | |
361 | "dup [612 792] (Letter) put\n" | |
362 | "dup [612 1008] (Legal) put\n" | |
363 | "dup [612 935] (w612h935) put\n" | |
364 | "dup [522 756] (Executive) put\n" | |
365 | "dup [595 842] (A4) put\n" | |
366 | "dup [420 595] (A5) put\n" | |
367 | "dup [499 709] (ISOB5) put\n" | |
368 | "dup [516 728] (B5) put\n" | |
369 | "dup [612 936] (w612h936) put\n" | |
370 | "dup [284 419] (Postcard) put\n" | |
371 | "dup [419.5 567] (DoublePostcard) put\n" | |
372 | "dup [558 774] (w558h774) put\n" | |
373 | "dup [553 765] (w553h765) put\n" | |
374 | "dup [522 737] (w522h737) put\n" | |
375 | "dup [499 709] (EnvISOB5) put\n" | |
376 | "dup [297 684] (Env10) put\n" | |
377 | "dup [459 649] (EnvC5) put\n" | |
378 | "dup [312 624] (EnvDL) put\n" | |
379 | "dup [279 540] (EnvMonarch) put\n" | |
380 | "{ exch aload pop 4 index sub abs 5 le exch\n" | |
381 | " 5 index sub abs 5 le and\n" | |
382 | " {exch pop exit} {pop} ifelse\n" | |
383 | "} bind forall\n" | |
384 | "= flush pop pop\n" | |
e07d4801 MS |
385 | "/Courier findfont 12 scalefont setfont\n" |
386 | "0 setgray 36 720 moveto (Hello, ) show product show (!) show\n" | |
387 | "showpage\n" | |
634763e8 MS |
388 | "restore\n" |
389 | "\004"; | |
390 | ||
391 | ||
e07d4801 MS |
392 | if (do_pcl) |
393 | data = pcl_data; | |
394 | else | |
395 | data = ps_data; | |
396 | ||
397 | write(1, data, strlen(data)); | |
634763e8 | 398 | write(2, "DEBUG: START\n", 13); |
e07d4801 MS |
399 | timeout = 60.0; |
400 | while ((bytes = cupsBackChannelRead(buffer, sizeof(buffer), | |
401 | timeout)) > 0) | |
402 | { | |
7e86f2f6 | 403 | write(2, buffer, (size_t)bytes); |
e07d4801 MS |
404 | timeout = 5.0; |
405 | } | |
634763e8 | 406 | write(2, "\nDEBUG: END\n", 12); |
568fa3fa MS |
407 | } |
408 | ||
409 | exit(0); | |
410 | } | |
97c9a8d7 | 411 | else if (data_pid < 0) |
568fa3fa MS |
412 | { |
413 | perror("testbackend: Unable to fork"); | |
414 | return (1); | |
415 | } | |
416 | } | |
417 | else | |
418 | data_fds[0] = data_fds[1] = -1; | |
419 | ||
420 | /* | |
421 | * Execute the backend... | |
422 | */ | |
423 | ||
97c9a8d7 | 424 | if ((back_pid = fork()) == 0) |
568fa3fa MS |
425 | { |
426 | /* | |
427 | * Child comes here... | |
428 | */ | |
429 | ||
97c9a8d7 | 430 | if (do_trickle || do_ps || do_pcl || do_cancel) |
568fa3fa | 431 | { |
97c9a8d7 MS |
432 | if (data_fds[0] != 0) |
433 | { | |
434 | dup2(data_fds[0], 0); | |
435 | close(data_fds[0]); | |
436 | } | |
568fa3fa MS |
437 | close(data_fds[1]); |
438 | } | |
439 | ||
b9faaae1 MS |
440 | if (!show_log) |
441 | { | |
97c9a8d7 MS |
442 | if ((fd = open("/dev/null", O_WRONLY)) != 2) |
443 | { | |
444 | dup2(fd, 2); | |
445 | close(fd); | |
446 | } | |
b9faaae1 MS |
447 | } |
448 | ||
97c9a8d7 MS |
449 | if (back_fds[1] != 3) |
450 | { | |
451 | dup2(back_fds[1], 3); | |
452 | close(back_fds[0]); | |
453 | } | |
568fa3fa MS |
454 | close(back_fds[1]); |
455 | ||
97c9a8d7 MS |
456 | if (side_fds[1] != 4) |
457 | { | |
458 | dup2(side_fds[1], 4); | |
459 | close(side_fds[0]); | |
460 | } | |
568fa3fa MS |
461 | close(side_fds[1]); |
462 | ||
463 | execv(backend, argv + first_arg); | |
1340db2d | 464 | fprintf(stderr, "testbackend: Unable to execute \"%s\": %s\n", backend, |
568fa3fa MS |
465 | strerror(errno)); |
466 | return (errno); | |
467 | } | |
97c9a8d7 | 468 | else if (back_pid < 0) |
568fa3fa MS |
469 | { |
470 | perror("testbackend: Unable to fork"); | |
471 | return (1); | |
472 | } | |
473 | ||
474 | /* | |
475 | * Parent comes here, setup back and side channel file descriptors... | |
476 | */ | |
477 | ||
97c9a8d7 | 478 | if (do_trickle || do_ps || do_pcl || do_cancel) |
568fa3fa MS |
479 | { |
480 | close(data_fds[0]); | |
481 | close(data_fds[1]); | |
482 | } | |
483 | ||
97c9a8d7 MS |
484 | if (back_fds[0] != 3) |
485 | { | |
486 | dup2(back_fds[0], 3); | |
487 | close(back_fds[0]); | |
488 | } | |
568fa3fa MS |
489 | close(back_fds[1]); |
490 | ||
97c9a8d7 MS |
491 | if (side_fds[0] != 4) |
492 | { | |
493 | dup2(side_fds[0], 4); | |
494 | close(side_fds[0]); | |
495 | } | |
568fa3fa MS |
496 | close(side_fds[1]); |
497 | ||
498 | /* | |
499 | * Do side-channel tests as needed, then wait for the backend... | |
500 | */ | |
501 | ||
502 | if (do_side_tests) | |
503 | { | |
504 | int length; /* Length of buffer */ | |
505 | char buffer[2049]; /* Buffer for reponse */ | |
506 | cups_sc_status_t scstatus; /* Status of side-channel command */ | |
507 | static const char * const statuses[] = | |
508 | { | |
509 | "CUPS_SC_STATUS_NONE", /* No status */ | |
510 | "CUPS_SC_STATUS_OK", /* Operation succeeded */ | |
511 | "CUPS_SC_STATUS_IO_ERROR", /* An I/O error occurred */ | |
512 | "CUPS_SC_STATUS_TIMEOUT", /* The backend did not respond */ | |
513 | "CUPS_SC_STATUS_NO_RESPONSE", /* The device did not respond */ | |
514 | "CUPS_SC_STATUS_BAD_MESSAGE", /* The command/response message was invalid */ | |
515 | "CUPS_SC_STATUS_TOO_BIG", /* Response too big */ | |
516 | "CUPS_SC_STATUS_NOT_IMPLEMENTED" /* Command not implemented */ | |
517 | }; | |
518 | ||
519 | ||
20fbc903 MS |
520 | sleep(2); |
521 | ||
568fa3fa MS |
522 | length = 0; |
523 | scstatus = cupsSideChannelDoRequest(CUPS_SC_CMD_DRAIN_OUTPUT, buffer, | |
1340db2d | 524 | &length, 60.0); |
568fa3fa MS |
525 | printf("CUPS_SC_CMD_DRAIN_OUTPUT returned %s\n", statuses[scstatus]); |
526 | ||
527 | length = 1; | |
528 | scstatus = cupsSideChannelDoRequest(CUPS_SC_CMD_GET_BIDI, buffer, | |
529 | &length, 5.0); | |
530 | printf("CUPS_SC_CMD_GET_BIDI returned %s, %d\n", statuses[scstatus], buffer[0]); | |
531 | ||
532 | length = sizeof(buffer) - 1; | |
533 | scstatus = cupsSideChannelDoRequest(CUPS_SC_CMD_GET_DEVICE_ID, buffer, | |
534 | &length, 5.0); | |
535 | buffer[length] = '\0'; | |
536 | printf("CUPS_SC_CMD_GET_DEVICE_ID returned %s, \"%s\"\n", | |
537 | statuses[scstatus], buffer); | |
538 | ||
539 | length = 1; | |
540 | scstatus = cupsSideChannelDoRequest(CUPS_SC_CMD_GET_STATE, buffer, | |
541 | &length, 5.0); | |
542 | printf("CUPS_SC_CMD_GET_STATE returned %s, %02X\n", statuses[scstatus], | |
543 | buffer[0] & 255); | |
544 | ||
b9faaae1 MS |
545 | if (do_walk) |
546 | { | |
547 | /* | |
548 | * Walk the OID tree... | |
549 | */ | |
550 | ||
551 | scstatus = cupsSideChannelSNMPWalk(oid, 5.0, walk_cb, NULL); | |
552 | printf("CUPS_SC_CMD_SNMP_WALK returned %s\n", statuses[scstatus]); | |
553 | } | |
554 | else | |
555 | { | |
556 | /* | |
557 | * Lookup the same OID twice... | |
558 | */ | |
559 | ||
560 | length = sizeof(buffer); | |
561 | scstatus = cupsSideChannelSNMPGet(oid, buffer, &length, 5.0); | |
82cc1f9a MS |
562 | printf("CUPS_SC_CMD_SNMP_GET %s returned %s, %d bytes (%s)\n", oid, |
563 | statuses[scstatus], (int)length, buffer); | |
b9faaae1 MS |
564 | |
565 | length = sizeof(buffer); | |
566 | scstatus = cupsSideChannelSNMPGet(oid, buffer, &length, 5.0); | |
82cc1f9a MS |
567 | printf("CUPS_SC_CMD_SNMP_GET %s returned %s, %d bytes (%s)\n", oid, |
568 | statuses[scstatus], (int)length, buffer); | |
b9faaae1 | 569 | } |
20fbc903 | 570 | |
568fa3fa MS |
571 | length = 0; |
572 | scstatus = cupsSideChannelDoRequest(CUPS_SC_CMD_SOFT_RESET, buffer, | |
573 | &length, 5.0); | |
574 | printf("CUPS_SC_CMD_SOFT_RESET returned %s\n", statuses[scstatus]); | |
575 | } | |
576 | ||
97c9a8d7 | 577 | if (do_cancel) |
568fa3fa | 578 | { |
97c9a8d7 MS |
579 | sleep(1); |
580 | kill(data_pid, SIGTERM); | |
581 | kill(back_pid, SIGTERM); | |
582 | } | |
85dda01c | 583 | |
97c9a8d7 MS |
584 | while ((pid = wait(&status)) > 0) |
585 | { | |
586 | if (status) | |
587 | { | |
588 | if (WIFEXITED(status)) | |
589 | printf("%s exited with status %d!\n", | |
590 | pid == back_pid ? backend : "test", | |
591 | WEXITSTATUS(status)); | |
592 | else | |
593 | printf("%s crashed with signal %d!\n", | |
594 | pid == back_pid ? backend : "test", | |
595 | WTERMSIG(status)); | |
596 | } | |
568fa3fa MS |
597 | } |
598 | ||
599 | /* | |
600 | * Exit accordingly... | |
601 | */ | |
602 | ||
603 | return (status != 0); | |
604 | } | |
605 | ||
606 | ||
97c9a8d7 MS |
607 | /* |
608 | * 'sigterm_handler()' - Flag when we get SIGTERM. | |
609 | */ | |
610 | ||
611 | static void | |
612 | sigterm_handler(int sig) /* I - Signal */ | |
613 | { | |
614 | (void)sig; | |
615 | ||
616 | job_canceled = 1; | |
617 | } | |
618 | ||
619 | ||
568fa3fa MS |
620 | /* |
621 | * 'usage()' - Show usage information. | |
622 | */ | |
623 | ||
624 | static void | |
625 | usage(void) | |
626 | { | |
82cc1f9a | 627 | puts("Usage: testbackend [-cancel] [-d] [-ps | -pcl] [-s [-get OID] " |
97c9a8d7 | 628 | "[-walk OID]] [-t] device-uri job-id user title copies options [file]"); |
b9faaae1 MS |
629 | puts(""); |
630 | puts("Options:"); | |
97c9a8d7 | 631 | puts(" -cancel Simulate a canceled print job after 2 seconds."); |
b9faaae1 | 632 | puts(" -d Show log messages from backend."); |
82cc1f9a | 633 | puts(" -get OID Lookup the specified SNMP OID."); |
1340db2d | 634 | puts(" (.1.3.6.1.2.1.43.10.2.1.4.1.1 is a good one for printers)"); |
e07d4801 MS |
635 | puts(" -pcl Send PCL+PJL query and test page to backend."); |
636 | puts(" -ps Send PostScript query and test page to backend."); | |
1340db2d | 637 | puts(" -s Do side-channel + SNMP tests."); |
b9faaae1 MS |
638 | puts(" -t Send spaces slowly to backend ('trickle')."); |
639 | puts(" -walk OID Walk the specified SNMP OID."); | |
1340db2d | 640 | puts(" (.1.3.6.1.2.1.43 is a good one for printers)"); |
b9faaae1 | 641 | |
568fa3fa MS |
642 | exit(1); |
643 | } | |
644 | ||
645 | ||
b9faaae1 MS |
646 | /* |
647 | * 'walk_cb()' - Show results of cupsSideChannelSNMPWalk... | |
648 | */ | |
649 | ||
650 | static void | |
651 | walk_cb(const char *oid, /* I - OID */ | |
652 | const char *data, /* I - Data */ | |
653 | int datalen, /* I - Length of data */ | |
654 | void *context) /* I - Context (unused) */ | |
655 | { | |
94436c5a | 656 | char temp[80]; |
7e86f2f6 MS |
657 | |
658 | (void)context; | |
659 | ||
660 | if ((size_t)datalen > (sizeof(temp) - 1)) | |
94436c5a MS |
661 | { |
662 | memcpy(temp, data, sizeof(temp) - 1); | |
663 | temp[sizeof(temp) - 1] = '\0'; | |
664 | } | |
665 | else | |
666 | { | |
07623986 | 667 | memcpy(temp, data, (size_t)datalen); |
94436c5a MS |
668 | temp[datalen] = '\0'; |
669 | } | |
670 | ||
671 | printf("CUPS_SC_CMD_SNMP_WALK %s, %d bytes (%s)\n", oid, datalen, temp); | |
b9faaae1 | 672 | } |