xref: /titanic_41/usr/src/cmd/print/bsd-sysv-commands/lpc.c (revision 4496171313bed39e96f21bc2f9faf2868e267ae3)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  *
26  */
27 
28 /* $Id: lpc.c 146 2006-03-24 00:26:54Z njacobs $ */
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <unistd.h>
35 #include <string.h>
36 #include <locale.h>
37 #include <libintl.h>
38 #include <papi.h>
39 #include "common.h"
40 
41 typedef int (cmd_handler_t)(papi_service_t, char **);
42 
43 static papi_encryption_t encryption = PAPI_ENCRYPT_NEVER;
44 
45 /* ARGSUSED0 */
46 static int
47 lpc_exit(papi_service_t svc, char **args)
48 {
49 	exit(0);
50 	/* NOTREACHED */
51 	return (0);
52 }
53 
54 static int
55 lpc_status(papi_service_t svc, char **args)
56 {
57 	papi_status_t status;
58 	papi_printer_t p = NULL;
59 	char *pattrs[] = { "printer-state", "printer-state-reasons",
60 				"printer-is-accepting-jobs", NULL };
61 	char *destination = args[1];
62 
63 	status = papiPrinterQuery(svc, destination, pattrs, NULL, &p);
64 	if (status == PAPI_OK) {
65 		papi_attribute_t **list = papiPrinterGetAttributeList(p);
66 		char accepting = 0;
67 		int32_t state = 0;
68 
69 		printf("%s:\n", destination);
70 
71 		(void) papiAttributeListGetBoolean(list, NULL,
72 				"printer-is-accepting-jobs", &accepting);
73 		printf(gettext("\tqueueing is %s\n"),
74 			(accepting ? gettext("enabled") : gettext("disabled")));
75 
76 		(void) papiAttributeListGetInteger(list, NULL,
77 					"printer-state", &state);
78 		printf("\tprinting is %s\n",
79 			((state != 0x05) ? gettext("enabled") :
80 				gettext("disabled")));
81 
82 		if (state != 0x03) {	/* !idle */
83 			papi_job_t *jobs = NULL;
84 			int i = 0;
85 
86 			(void) papiPrinterListJobs(svc, destination, NULL,
87 					PAPI_LIST_JOBS_ALL, 0, &jobs);
88 			if (jobs != NULL) {
89 				for (i = 0; jobs[i] != NULL; i++);
90 				papiJobListFree(jobs);
91 			}
92 			printf(gettext("\t%d entries in spool area\n"), i);
93 		} else
94 			printf(gettext("\tno entries\n"));
95 
96 		if (state == 0x04)
97 			printf(gettext("\tdaemon present\n"));
98 
99 	} else {
100 		fprintf(stderr, "%s: %s\n", destination,
101 			verbose_papi_message(svc, status));
102 		return (-1);
103 	}
104 
105 	papiPrinterFree(p);
106 
107 	return (0);
108 }
109 
110 static int
111 lpc_abort(papi_service_t svc, char **args)
112 {
113 	papi_status_t status;
114 	char *destination = args[1];
115 
116 	if (destination == NULL) {
117 		fprintf(stderr, gettext("Usage: abort (destination)\n"));
118 		return (-1);
119 	}
120 
121 	status = papiPrinterPause(svc, destination, "paused via lpc abort");
122 	if (status == PAPI_OK) {
123 		printf(gettext("%s: processing disabled after current job\n"),
124 			destination);
125 	} else {
126 		fprintf(stderr, "%s: %s\n", destination,
127 			verbose_papi_message(svc, status));
128 	}
129 
130 	return (0);
131 }
132 
133 static int
134 lpc_clean(papi_service_t svc, char **args)
135 {
136 	papi_status_t status;
137 	papi_job_t *jobs = NULL;
138 	char *destination = args[1];
139 
140 	if (destination == NULL) {
141 		fprintf(stderr, gettext("Usage: clean (destination)\n"));
142 		return (-1);
143 	}
144 
145 	status = papiPrinterPurgeJobs(svc, destination, &jobs);
146 	if (status != PAPI_OK) {
147 		fprintf(stderr, gettext("clean: %s: %s\n"), destination,
148 			verbose_papi_message(svc, status));
149 		return (-1);
150 	}
151 
152 	if (jobs != NULL) {
153 		int i;
154 
155 		for (i = 0; jobs[i] != NULL; i++)
156 			printf(gettext("\t%s-%d: cancelled\n"), destination,
157 				papiJobGetId(jobs[i]));
158 
159 		papiJobListFree(jobs);
160 	}
161 
162 	return (0);
163 }
164 
165 static int
166 lpc_disable(papi_service_t svc, char **args)
167 {
168 	papi_status_t status;
169 	char *destination = args[1];
170 
171 	if (destination == NULL) {
172 		fprintf(stderr, gettext("Usage: disable: (destination)\n"));
173 		return (-1);
174 	}
175 
176 	status = papiPrinterDisable(svc, destination, NULL);
177 	if (status != PAPI_OK) {
178 		fprintf(stderr, gettext("disable: %s: %s\n"), destination,
179 			verbose_papi_message(svc, status));
180 		return (-1);
181 	}
182 
183 	return (0);
184 }
185 
186 static int
187 lpc_enable(papi_service_t svc, char **args)
188 {
189 	papi_status_t status;
190 	char *destination = args[1];
191 
192 	if (destination == NULL) {
193 		fprintf(stderr, gettext("Usage: enable: (destination)\n"));
194 		return (-1);
195 	}
196 
197 	status = papiPrinterEnable(svc, destination);
198 	if (status != PAPI_OK) {
199 		fprintf(stderr, gettext("enable: %s: %s\n"), destination,
200 			verbose_papi_message(svc, status));
201 		return (-1);
202 	}
203 
204 	return (0);
205 }
206 
207 static int
208 lpc_restart(papi_service_t svc, char **args)
209 {
210 	int rc = 0;
211 
212 	rc += lpc_disable(svc, args);
213 	rc += lpc_enable(svc, args);
214 
215 	return (rc);
216 }
217 
218 static int
219 lpc_start(papi_service_t svc, char **args)
220 {
221 	papi_status_t status;
222 	char *destination = args[1];
223 
224 	if (destination == NULL) {
225 		fprintf(stderr, gettext("Usage: start (destination)\n"));
226 		return (-1);
227 	}
228 
229 	status = papiPrinterResume(svc, destination);
230 	if (status != PAPI_OK) {
231 		fprintf(stderr, gettext("start: %s: %s\n"), destination,
232 			verbose_papi_message(svc, status));
233 		return (-1);
234 	}
235 
236 	return (0);
237 }
238 
239 static int
240 lpc_stop(papi_service_t svc, char **args)
241 {
242 	papi_status_t status;
243 	char *destination = args[1];
244 
245 	if (destination == NULL) {
246 		fprintf(stderr, gettext("Usage: stop (destination)\n"));
247 		return (-1);
248 	}
249 
250 	status = papiPrinterPause(svc, destination, "paused via lpc");
251 	if (status != PAPI_OK) {
252 		fprintf(stderr, gettext("stop: %s: %s\n"), destination,
253 			verbose_papi_message(svc, status));
254 		return (-1);
255 	}
256 
257 	return (0);
258 }
259 
260 static int
261 lpc_topq(papi_service_t svc, char **args)
262 {
263 	papi_status_t status;
264 	char *destination = args[1];
265 	int32_t id = atoi(args[2]);
266 
267 	if (destination == NULL) {
268 		fprintf(stderr, gettext("Usage: topq (destination) (id)\n"));
269 		return (-1);
270 	}
271 
272 	status = papiJobPromote(svc, destination, id);
273 	if (status != PAPI_OK) {
274 		fprintf(stderr, gettext("topq: %s %d: %s\n"), destination, id,
275 			verbose_papi_message(svc, status));
276 		return (-1);
277 	}
278 
279 	return (0);
280 }
281 
282 static int
283 lpc_up(papi_service_t svc, char **args)
284 {
285 	int rc = 0;
286 
287 	rc += lpc_enable(svc, args);
288 	rc += lpc_start(svc, args);
289 
290 	return (rc);
291 }
292 
293 static int
294 lpc_down(papi_service_t svc, char **args)
295 {
296 	int rc = 0;
297 
298 	rc += lpc_disable(svc, args);
299 	rc += lpc_stop(svc, args);
300 
301 	return (rc);
302 }
303 
304 static int lpc_help(papi_service_t svc, char **args);	/* forward reference */
305 
306 static char help_help[] = "get help on commands";
307 static char help_exit[] = "exit lpc";
308 static char help_status[] = "show status of daemon and queue";
309 static char help_abort[] =
310 		"disable print queue terminating any active job processing";
311 static char help_clean[] = "remove all jobs from a queue";
312 static char help_disable[] = "turn off spooling to a queue";
313 static char help_down[] =
314 		"turn off queueing and printing for a queue and set a reason";
315 static char help_enable[] = "turn on spooling to a queue";
316 static char help_restart[] = "restart job processing for a queue";
317 static char help_start[] = "turn on printing from a queue";
318 static char help_stop[] = "turn off printing from a queue";
319 static char help_up[] = "turn on queueing and printing for a queue";
320 static char help_topq[] = "put a job at the top of the queue";
321 
322 static struct {
323 	char *cmd;
324 	int (*handler)(papi_service_t svc, char **args);
325 	char *help_string;
326 	int num_args;
327 } cmd_tab[] = {
328 	{ "?",		lpc_help,	help_help,	0 },
329 	{ "help",	lpc_help,	help_help,	0 },
330 	{ "exit",	lpc_exit,	help_exit,	0 },
331 	{ "quit",	lpc_exit,	help_exit,	0 },
332 	{ "status",	lpc_status,	help_status,	1 },
333 	{ "abort",	lpc_abort,	help_abort,	1 },
334 	{ "clean",	lpc_clean,	help_clean,	1 },
335 	{ "disable",	lpc_disable,	help_disable,	1 },
336 	{ "down",	lpc_down,	help_down,	2 },
337 	{ "enable",	lpc_enable,	help_enable,	1 },
338 	{ "restart",	lpc_restart,	help_restart,	1 },
339 	{ "start",	lpc_start,	help_start,	1 },
340 	{ "stop",	lpc_stop,	help_stop,	1 },
341 	{ "up",		lpc_up,		help_up,	1 },
342 	{ "topq",	lpc_topq,	help_topq,	2 },
343 	{ NULL,		NULL,		NULL,		0 }
344 };
345 
346 static int
347 lpc_handler(char *cmd, cmd_handler_t **handler)
348 {
349 	int i;
350 
351 	for (i = 0; cmd_tab[i].cmd != NULL; i++)
352 		if (strcmp(cmd, cmd_tab[i].cmd) == 0) {
353 			*handler = cmd_tab[i].handler;
354 			return (cmd_tab[i].num_args);
355 		}
356 	return (-1);
357 }
358 
359 static char *
360 lpc_helptext(char *cmd)
361 {
362 	int i;
363 
364 	for (i = 0; cmd_tab[i].cmd != NULL; i++)
365 		if (strcmp(cmd, cmd_tab[i].cmd) == 0)
366 			return (gettext(cmd_tab[i].help_string));
367 	return (NULL);
368 }
369 
370 /* ARGSUSED0 */
371 static int
372 lpc_help(papi_service_t svc, char **args)
373 {
374 	if (args[1] == NULL) {
375 		int i;
376 
377 		printf(gettext("Commands are:\n\n"));
378 		for (i = 0; cmd_tab[i].cmd != NULL; i++) {
379 			printf("\t%s", cmd_tab[i].cmd);
380 			if ((i % 7) == 6)
381 				printf("\n");
382 		}
383 		if ((i % 7) != 6)
384 			printf("\n");
385 	} else {
386 		char *helptext = lpc_helptext(args[1]);
387 
388 		if (helptext == NULL)
389 			helptext = gettext("no such command");
390 
391 		printf("%s: %s\n", args[1], helptext);
392 	}
393 
394 	return (0);
395 }
396 
397 static int
398 process_one(int (*handler)(papi_service_t, char **), char **av, int expected)
399 {
400 	int rc = -1;
401 	papi_status_t status = PAPI_OK;
402 	papi_service_t svc = NULL;
403 	char *printer = av[1];
404 
405 	if ((printer != NULL) && (expected != 0)) {
406 		status = papiServiceCreate(&svc, printer, NULL, NULL,
407 					cli_auth_callback, encryption, NULL);
408 		if (status != PAPI_OK) {
409 			fprintf(stderr, gettext(
410 				"Failed to contact service for %s: %s\n"),
411 				printer, verbose_papi_message(svc, status));
412 		}
413 	}
414 
415 	if (status == PAPI_OK)
416 		rc = handler(svc, av);
417 
418 	if (svc != NULL)
419 		papiServiceDestroy(svc);
420 
421 	return (rc);
422 }
423 
424 static int
425 process_all(int (*handler)(papi_service_t, char **), char **av, int expected)
426 {
427 	papi_status_t status;
428 	papi_service_t svc = NULL;
429 	char **printers;
430 	int rc = 0;
431 
432 	status = papiServiceCreate(&svc, NULL, NULL, NULL, NULL,
433 				encryption, NULL);
434 	if (status != PAPI_OK) {
435 		fprintf(stderr, gettext("Failed to contact service: %s\n"),
436 			verbose_papi_message(svc, status));
437 		return (-1);
438 	}
439 
440 	if ((printers = interest_list(svc)) != NULL) {
441 		int i;
442 
443 		for (i = 0; printers[i] != NULL; i++) {
444 			av[1] = printers[i];
445 			rc += process_one(handler, av, expected);
446 		}
447 	}
448 
449 	papiServiceDestroy(svc);
450 
451 	return (rc);
452 }
453 
454 static int
455 process(int ac, char **av)
456 {
457 	int (*handler)(papi_service_t, char **) = NULL;
458 	int num_args = -1;
459 
460 	char *printer = av[1];
461 	int rc = -1;
462 
463 	if ((num_args = lpc_handler(av[0], &handler)) < 0) {
464 		printf(gettext("%s: invalid command\n"), av[0]);
465 		return (-1);
466 	}
467 
468 	if (((ac == 0) && (num_args != 0)) ||
469 	    ((printer != NULL) && strcmp(printer, "all") == 0))
470 		rc = process_all(handler, av, num_args);
471 	else if (num_args < ac) {
472 		int i;
473 		char *argv[4];
474 
475 		memset(argv, 0, sizeof (argv));
476 		argv[0] = av[0];
477 
478 		if (strcmp(av[0], "topq") == 0) {
479 			argv[1] = av[1];
480 			for (i = 2; i <= ac; i++) {
481 				argv[2] = av[i];
482 				process_one(handler, argv, num_args);
483 			}
484 		} else
485 			for (i = 1; i <= ac; i++) {
486 				argv[1] = av[i];
487 				process_one(handler, argv, num_args);
488 			}
489 	} else
490 		rc = process_one(handler, av, num_args);
491 
492 	return (rc);
493 }
494 
495 static void
496 usage(char *program)
497 {
498 	char *name;
499 
500 	if ((name = strrchr(program, '/')) == NULL)
501 		name = program;
502 	else
503 		name++;
504 
505 	fprintf(stdout,
506 		gettext("Usage: %s [ command [ parameter...]]\n"),
507 		name);
508 	exit(1);
509 }
510 
511 static void
512 lpc_shell()
513 {
514 	for (;;) {
515 		char line[256];
516 		char **av = NULL;
517 		int ac = 0;
518 
519 		/* prompt */
520 		fprintf(stdout, "lpc> ");
521 		fflush(stdout);
522 
523 		/* get command */
524 		if (fgets(line, sizeof (line), stdin) == NULL)
525 			exit(1);
526 		if ((av = strsplit(line, " \t\n")) != NULL)
527 			for (ac = 0; av[ac] != NULL; ac++);
528 
529 		(void) process(ac - 1, av);
530 		free(av);
531 	}
532 }
533 
534 int
535 main(int ac, char *av[])
536 {
537 	int result = 0;
538 	int c;
539 
540 	(void) setlocale(LC_ALL, "");
541 	(void) textdomain("SUNW_OST_OSCMD");
542 
543 	while ((c = getopt(ac, av, "E")) != EOF)
544 		switch (c) {
545 		case 'E':
546 			encryption = PAPI_ENCRYPT_ALWAYS;
547 			break;
548 		default:
549 			usage(av[0]);
550 		}
551 
552 	if (optind == ac)
553 		lpc_shell();
554 	else
555 		result = process(ac - optind - 1, &av[optind]);
556 
557 	return (result);
558 }
559