xref: /titanic_41/usr/src/cmd/print/bsd-sysv-commands/lpc.c (revision b3697b90e692e3e5d859fb77d285d4c056d99eda)
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 2009 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 #include <stdio.h>
31 #include <stdlib.h>
32 #include <unistd.h>
33 #include <string.h>
34 #include <locale.h>
35 #include <libintl.h>
36 #include <papi.h>
37 #include "common.h"
38 
39 typedef int (cmd_handler_t)(papi_service_t, char **);
40 
41 static papi_encryption_t encryption = PAPI_ENCRYPT_NEVER;
42 
43 /* ARGSUSED0 */
44 static int
45 lpc_exit(papi_service_t svc, char **args)
46 {
47 	exit(0);
48 	/* NOTREACHED */
49 	return (0);
50 }
51 
52 static int
53 lpc_status(papi_service_t svc, char **args)
54 {
55 	papi_status_t status;
56 	papi_printer_t p = NULL;
57 	char *pattrs[] = { "printer-state", "printer-state-reasons",
58 				"printer-is-accepting-jobs", NULL };
59 	char *destination = args[1];
60 
61 	status = papiPrinterQuery(svc, destination, pattrs, NULL, &p);
62 	if (status == PAPI_OK) {
63 		papi_attribute_t **list = papiPrinterGetAttributeList(p);
64 		char accepting = 0;
65 		int32_t state = 0;
66 
67 		printf("%s:\n", destination);
68 
69 		(void) papiAttributeListGetBoolean(list, NULL,
70 				"printer-is-accepting-jobs", &accepting);
71 		printf(gettext("\tqueueing is %s\n"),
72 			(accepting ? gettext("enabled") : gettext("disabled")));
73 
74 		(void) papiAttributeListGetInteger(list, NULL,
75 					"printer-state", &state);
76 		printf("\tprinting is %s\n",
77 			((state != 0x05) ? gettext("enabled") :
78 				gettext("disabled")));
79 
80 		if (state != 0x03) {	/* !idle */
81 			papi_job_t *jobs = NULL;
82 			int i = 0;
83 
84 			(void) papiPrinterListJobs(svc, destination, NULL,
85 					PAPI_LIST_JOBS_ALL, 0, &jobs);
86 			if (jobs != NULL) {
87 				for (i = 0; jobs[i] != NULL; i++);
88 				papiJobListFree(jobs);
89 			}
90 			printf(gettext("\t%d entries in spool area\n"), i);
91 		} else
92 			printf(gettext("\tno entries\n"));
93 
94 		if (state == 0x04)
95 			printf(gettext("\tdaemon present\n"));
96 
97 	} else {
98 		fprintf(stderr, "%s: %s\n", destination,
99 			verbose_papi_message(svc, status));
100 		return (-1);
101 	}
102 
103 	papiPrinterFree(p);
104 
105 	return (0);
106 }
107 
108 static int
109 lpc_abort(papi_service_t svc, char **args)
110 {
111 	papi_status_t status;
112 	char *destination = args[1];
113 
114 	if (destination == NULL) {
115 		fprintf(stderr, gettext("Usage: abort (destination)\n"));
116 		return (-1);
117 	}
118 
119 	status = papiPrinterPause(svc, destination, "paused via lpc abort");
120 	if (status == PAPI_OK) {
121 		printf(gettext("%s: processing disabled after current job\n"),
122 			destination);
123 	} else {
124 		fprintf(stderr, "%s: %s\n", destination,
125 			verbose_papi_message(svc, status));
126 	}
127 
128 	return (0);
129 }
130 
131 static int
132 lpc_clean(papi_service_t svc, char **args)
133 {
134 	papi_status_t status;
135 	papi_job_t *jobs = NULL;
136 	char *destination = args[1];
137 
138 	if (destination == NULL) {
139 		fprintf(stderr, gettext("Usage: clean (destination)\n"));
140 		return (-1);
141 	}
142 
143 	status = papiPrinterPurgeJobs(svc, destination, &jobs);
144 	if (status != PAPI_OK) {
145 		fprintf(stderr, gettext("clean: %s: %s\n"), destination,
146 			verbose_papi_message(svc, status));
147 		return (-1);
148 	}
149 
150 	if (jobs != NULL) {
151 		int i;
152 
153 		for (i = 0; jobs[i] != NULL; i++)
154 			printf(gettext("\t%s-%d: cancelled\n"), destination,
155 				papiJobGetId(jobs[i]));
156 
157 		papiJobListFree(jobs);
158 	}
159 
160 	return (0);
161 }
162 
163 static int
164 lpc_disable(papi_service_t svc, char **args)
165 {
166 	papi_status_t status;
167 	char *destination = args[1];
168 
169 	if (destination == NULL) {
170 		fprintf(stderr, gettext("Usage: disable: (destination)\n"));
171 		return (-1);
172 	}
173 
174 	status = papiPrinterDisable(svc, destination, NULL);
175 	if (status != PAPI_OK) {
176 		fprintf(stderr, gettext("disable: %s: %s\n"), destination,
177 			verbose_papi_message(svc, status));
178 		return (-1);
179 	}
180 
181 	return (0);
182 }
183 
184 static int
185 lpc_enable(papi_service_t svc, char **args)
186 {
187 	papi_status_t status;
188 	char *destination = args[1];
189 
190 	if (destination == NULL) {
191 		fprintf(stderr, gettext("Usage: enable: (destination)\n"));
192 		return (-1);
193 	}
194 
195 	status = papiPrinterEnable(svc, destination);
196 	if (status != PAPI_OK) {
197 		fprintf(stderr, gettext("enable: %s: %s\n"), destination,
198 			verbose_papi_message(svc, status));
199 		return (-1);
200 	}
201 
202 	return (0);
203 }
204 
205 static int
206 lpc_restart(papi_service_t svc, char **args)
207 {
208 	int rc = 0;
209 
210 	rc += lpc_disable(svc, args);
211 	rc += lpc_enable(svc, args);
212 
213 	return (rc);
214 }
215 
216 static int
217 lpc_start(papi_service_t svc, char **args)
218 {
219 	papi_status_t status;
220 	char *destination = args[1];
221 
222 	if (destination == NULL) {
223 		fprintf(stderr, gettext("Usage: start (destination)\n"));
224 		return (-1);
225 	}
226 
227 	status = papiPrinterResume(svc, destination);
228 	if (status != PAPI_OK) {
229 		fprintf(stderr, gettext("start: %s: %s\n"), destination,
230 			verbose_papi_message(svc, status));
231 		return (-1);
232 	}
233 
234 	return (0);
235 }
236 
237 static int
238 lpc_stop(papi_service_t svc, char **args)
239 {
240 	papi_status_t status;
241 	char *destination = args[1];
242 
243 	if (destination == NULL) {
244 		fprintf(stderr, gettext("Usage: stop (destination)\n"));
245 		return (-1);
246 	}
247 
248 	status = papiPrinterPause(svc, destination, "paused via lpc");
249 	if (status != PAPI_OK) {
250 		fprintf(stderr, gettext("stop: %s: %s\n"), destination,
251 			verbose_papi_message(svc, status));
252 		return (-1);
253 	}
254 
255 	return (0);
256 }
257 
258 static int
259 lpc_topq(papi_service_t svc, char **args)
260 {
261 	papi_status_t status;
262 	char *destination = args[1];
263 	char *idstr = args[2];
264 	int32_t id;
265 
266 	if (destination == NULL || idstr == NULL) {
267 		fprintf(stderr, gettext("Usage: topq (destination) (id)\n"));
268 		return (-1);
269 	}
270 	id = atoi(idstr);
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 == 1)) ||
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 		else
529 			continue;
530 
531 		if (ac > 0)
532 			(void) process(ac - 1, av);
533 		free(av);
534 	}
535 }
536 
537 int
538 main(int ac, char *av[])
539 {
540 	int result = 0;
541 	int c;
542 
543 	(void) setlocale(LC_ALL, "");
544 	(void) textdomain("SUNW_OST_OSCMD");
545 
546 	while ((c = getopt(ac, av, "E")) != EOF)
547 		switch (c) {
548 		case 'E':
549 			encryption = PAPI_ENCRYPT_ALWAYS;
550 			break;
551 		default:
552 			usage(av[0]);
553 		}
554 
555 	if (optind == ac)
556 		lpc_shell();
557 	else
558 		result = process(ac - optind - 1, &av[optind]);
559 
560 	return (result);
561 }
562