2 * Copyright (c) 1990,1995 Regents of The University of Michigan.
3 * All Rights Reserved. See COPYRIGHT.
10 #include <sys/param.h>
11 #include <sys/types.h>
14 #if defined( sun ) && defined( __svr4__ )
15 #include </usr/ucbinclude/sys/file.h>
19 #include <sys/socket.h>
20 #include <sys/syslog.h>
32 #include <netatalk/endian.h>
33 #include <netatalk/at.h>
34 #include <atalk/compat.h>
35 #include <atalk/atp.h>
36 #include <atalk/pap.h>
37 #include <atalk/paths.h>
38 #include <atalk/util.h>
42 #define _PATH_PAPDPPDFILE ".ppd"
44 #define PIPED_STATUS "status: print spooler processing job"
46 struct printer defprinter;
47 struct printer *printers = NULL;
50 char *conffile = _PATH_PAPDCONF;
51 char *printcap = _PATH_PAPDPRINTCAP;
52 unsigned char connid, quantum, sock, oquantum = PAP_MAXQUANTUM;
53 char *cannedstatus = PIPED_STATUS;
54 struct printer *printer = NULL;
55 char *version = VERSION;
56 static char *pidfile = _PATH_PAPDLOCK;
59 char *uampath = _PATH_PAPDUAMPATH;
61 /* this only needs to be used by the server process */
62 static void papd_exit(const int i)
64 server_unlock(pidfile);
69 #if !defined( ibm032 ) && !defined( _IBMR2 )
77 for ( pr = printers; pr; pr = pr->p_next ) {
78 if ( pr->p_flags & P_REGISTERED ) {
79 if ( nbp_unrgstr( pr->p_name, pr->p_type, pr->p_zone ) < 0 ) {
80 syslog( LOG_ERR, "can't unregister %s:%s@%s\n", pr->p_name,
81 pr->p_type, pr->p_zone );
84 syslog( LOG_ERR, "unregister %s:%s@%s\n", pr->p_name, pr->p_type,
91 #if !defined( ibm032 ) && !defined( _IBMR2 )
99 while (( pid = wait3( &status, WNOHANG, 0 )) > 0 ) {
100 if ( WIFEXITED( status )) {
101 if ( WEXITSTATUS( status )) {
102 syslog( LOG_ERR, "child %d exited with %d", pid,
103 WEXITSTATUS( status ));
105 syslog( LOG_INFO, "child %d done", pid );
108 if ( WIFSIGNALED( status )) {
109 syslog( LOG_ERR, "child %d killed with %d", pid,
112 syslog( LOG_ERR, "child %d died", pid );
119 char rbuf[ 255 + 1 + 8 ];
129 struct atp_block atpb;
130 struct sockaddr_at sat;
135 char *p, hostname[ MAXHOSTNAMELEN ];
139 if ( gethostname( hostname, sizeof( hostname )) < 0 ) {
140 perror( "gethostname" );
143 if (( p = strchr( hostname, '.' )) != 0 ) {
146 if (( defprinter.p_name = (char *)malloc( strlen( hostname ) + 1 ))
151 strcpy( defprinter.p_name, hostname );
152 defprinter.p_type = "LaserWriter";
153 defprinter.p_zone = "*";
154 memset(&defprinter.p_addr, 0, sizeof(defprinter.p_addr));
155 defprinter.p_ppdfile = _PATH_PAPDPPDFILE;
157 defprinter.p_flags = P_PIPED;
158 defprinter.p_printer = "/usr/bin/lp -T PS";
160 defprinter.p_flags = P_SPOOLED;
161 defprinter.p_printer = "lp";
163 defprinter.p_operator = "operator";
164 defprinter.p_spool = _PATH_PAPDSPOOLDIR;
166 defprinter.p_role = NULL;
167 defprinter.p_srvid = 0;
169 defprinter.p_pagecost = 200; /* default cost */
170 defprinter.p_pagecost_msg = NULL;
171 defprinter.p_lock = "lock";
173 while (( c = getopt( ac, av, "adf:p:P:" )) != EOF ) {
175 case 'a' : /* for compatibility with old papd */
178 case 'd' : /* debug */
182 case 'f' : /* conffile */
186 case 'p' : /* printcap */
196 "Usage:\t%s [ -d ] [ -f conffile ] [ -p printcap ]\n",
202 getprinters( conffile );
204 switch (server_lock("papd", pidfile, debug)) {
205 case 0: /* open a couple things again in the child */
206 if ((c = open("/", O_RDONLY)) >= 0) {
220 if (( p = strrchr( av[ 0 ], '/' )) == NULL ) {
226 openlog( p, LOG_PID );
228 openlog( p, LOG_NDELAY|LOG_PID, LOG_LPR );
231 syslog( LOG_INFO, "restart (%s)", version );
233 for ( pr = printers; pr; pr = pr->p_next ) {
234 if (( pr->p_flags & P_SPOOLED ) && rprintcap( pr ) < 0 ) {
235 syslog( LOG_ERR, "printcap problem: %s", pr->p_printer );
237 if (( pr->p_atp = atp_open( ATADDR_ANYPORT, &pr->p_addr )) == NULL ) {
238 syslog( LOG_ERR, "atp_open: %m" );
241 if ( nbp_rgstr( atp_sockaddr( pr->p_atp ), pr->p_name, pr->p_type,
243 syslog( LOG_ERR, "can't register %s:%s@%s", pr->p_name, pr->p_type,
247 if ( pr->p_flags & P_AUTH ) {
248 syslog( LOG_INFO, "Authentication enabled: %s", pr->p_name );
251 syslog( LOG_INFO, "Authentication disabled: %s", pr->p_name );
253 syslog( LOG_INFO, "register %s:%s@%s", pr->p_name, pr->p_type,
255 pr->p_flags |= P_REGISTERED;
258 memset(&sv, 0, sizeof(sv));
260 sigemptyset( &sv.sa_mask );
261 sv.sa_flags = SA_RESTART;
262 if ( sigaction( SIGTERM, &sv, 0 ) < 0 ) {
263 syslog( LOG_ERR, "sigaction: %m" );
267 sv.sa_handler = reap;
268 sigemptyset( &sv.sa_mask );
269 sv.sa_flags = SA_RESTART;
270 if ( sigaction( SIGCHLD, &sv, 0 ) < 0 ) {
271 syslog( LOG_ERR, "sigaction: %m" );
278 auth_load(uampath, uamlist);
281 * Begin accepting connections.
285 for ( pr = printers; pr; pr = pr->p_next ) {
286 FD_SET( atp_fileno( pr->p_atp ), &fdset );
288 if (( c = select( FD_SETSIZE, &fdset, 0, 0, 0 )) < 0 ) {
289 if ( errno == EINTR ) {
292 syslog( LOG_ERR, "select: %m" );
296 for ( pr = printers; pr; pr = pr->p_next ) {
297 if ( FD_ISSET( atp_fileno( pr->p_atp ), &fdset )) {
300 bzero( &sat, sizeof( struct sockaddr_at ));
302 sat.sat_len = sizeof( struct sockaddr_at );
304 sat.sat_family = AF_APPLETALK;
305 sat.sat_addr.s_net = ATADDR_ANYNET;
306 sat.sat_addr.s_node = ATADDR_ANYNODE;
307 sat.sat_port = ATADDR_ANYPORT;
308 /* do an atp_rsel(), to prevent hangs */
309 if (( c = atp_rsel( pr->p_atp, &sat, ATP_TREQ )) != ATP_TREQ ) {
312 atpb.atp_saddr = &sat;
313 atpb.atp_rreqdata = cbuf;
314 atpb.atp_rreqdlen = sizeof( cbuf );
315 if ( atp_rreq( pr->p_atp, &atpb ) < 0 ) {
316 syslog( LOG_ERR, "atp_rreq: %m" );
320 /* should check length of req buf */
322 switch( cbuf[ 1 ] ) {
324 connid = (unsigned char)cbuf[ 0 ];
325 sock = (unsigned char)cbuf[ 4 ];
326 quantum = (unsigned char)cbuf[ 5 ];
327 rbuf[ 0 ] = cbuf[ 0 ];
328 rbuf[ 1 ] = PAP_OPENREPLY;
329 rbuf[ 2 ] = rbuf[ 3 ] = 0;
331 if (( pr->p_flags & P_SPOOLED ) && rprintcap( pr ) != 0 ) {
332 syslog( LOG_ERR, "printcap problem: %s",
334 rbuf[ 2 ] = rbuf[ 3 ] = 0xff;
339 * If this fails, we've run out of sockets. Rather than
340 * just die(), let's try to continue. Maybe some sockets
341 * will close, and we can continue;
343 if (( atp = atp_open( ATADDR_ANYPORT,
344 &pr->p_addr)) == NULL ) {
345 syslog( LOG_ERR, "atp_open: %m" );
346 rbuf[ 2 ] = rbuf[ 3 ] = 0xff;
349 rbuf[ 4 ] = atp_sockaddr( atp )->sat_port;
350 rbuf[ 5 ] = oquantum;
351 rbuf[ 6 ] = rbuf[ 7 ] = 0;
354 iov.iov_len = 8 + getstatus( pr, &rbuf[ 8 ] );
355 atpb.atp_sresiov = &iov;
356 atpb.atp_sresiovcnt = 1;
358 * This may error out if we lose a route, so we won't die().
360 if ( atp_sresp( pr->p_atp, &atpb ) < 0 ) {
361 syslog( LOG_ERR, "atp_sresp: %m" );
369 switch ( c = fork()) {
371 syslog( LOG_ERR, "fork: %m" );
377 if (( printer->p_flags & P_SPOOLED ) &&
378 chdir( printer->p_spool ) < 0 ) {
379 syslog( LOG_ERR, "chdir %s: %m", printer->p_spool );
383 sv.sa_handler = SIG_DFL;
384 sigemptyset( &sv.sa_mask );
385 sv.sa_flags = SA_RESTART;
386 if ( sigaction( SIGTERM, &sv, 0 ) < 0 ) {
387 syslog( LOG_ERR, "sigaction: %m" );
391 for ( pr = printers; pr; pr = pr->p_next ) {
392 atp_close( pr->p_atp );
395 if ( session( atp, &sat ) < 0 ) {
396 syslog( LOG_ERR, "bad session" );
402 default : /* parent */
403 syslog( LOG_INFO, "child %d for \"%s\" from %u.%u",
404 c, pr->p_name, ntohs( sat.sat_addr.s_net ),
405 sat.sat_addr.s_node);
410 case PAP_SENDSTATUS :
412 rbuf[ 1 ] = PAP_STATUS;
413 rbuf[ 2 ] = rbuf[ 3 ] = 0;
414 rbuf[ 4 ] = rbuf[ 5 ] = 0;
415 rbuf[ 6 ] = rbuf[ 7 ] = 0;
418 iov.iov_len = 8 + getstatus( pr, &rbuf[ 8 ] );
419 atpb.atp_sresiov = &iov;
420 atpb.atp_sresiovcnt = 1;
422 * This may error out if we lose a route, so we won't die().
424 if ( atp_sresp( pr->p_atp, &atpb ) < 0 ) {
425 syslog( LOG_ERR, "atp_sresp: %m" );
430 syslog( LOG_ERR, "Bad request from %u.%u!",
431 ntohs( sat.sat_addr.s_net ), sat.sat_addr.s_node );
438 * Sometimes the child process will send its first READ
439 * before the parent has sent the OPEN REPLY. Moving this
440 * code into the OPEN/STATUS switch fixes this problem.
443 iov.iov_len = 8 + getstatus( pr, &rbuf[ 8 ] );
444 atpb.atp_sresiov = &iov;
445 atpb.atp_sresiovcnt = 1;
447 * This may error out if we lose a route, so we won't die().
449 if ( atp_sresp( pr->p_atp, &atpb ) < 0 ) {
450 syslog( LOG_ERR, "atp_sresp: %m" );
459 * We assume buf is big enough for 255 bytes of data and a length byte.
466 char path[ MAXPATHLEN ];
469 if ( pr->p_flags & P_SPOOLED && ( pr->p_spool != NULL )) {
470 strcpy( path, pr->p_spool );
471 strcat( path, "/status" );
472 fd = open( path, O_RDONLY);
475 if (( pr->p_flags & P_PIPED ) || ( fd < 0 )) {
476 *buf = strlen( cannedstatus );
477 strncpy( &buf[ 1 ], cannedstatus, *buf );
480 if (( rc = read( fd, &buf[ 1 ], 255 )) < 0 ) {
484 if ( rc && buf[ rc ] == '\n' ) { /* remove trailing newline */
498 char buf[ 1024 ], area[ 1024 ], *a, *p, *name, *type, *zone;
502 while (( c = getprent( cf, buf )) > 0 ) {
505 * Get the printer's nbp name.
507 if (( p = getpname( &a )) == NULL ) {
508 fprintf( stderr, "No printer name\n" );
512 if (( pr = (struct printer *)malloc( sizeof( struct printer )))
517 bzero( pr, sizeof( struct printer ));
519 name = defprinter.p_name;
520 type = defprinter.p_type;
521 zone = defprinter.p_zone;
522 if ( nbp_name( p, &name, &type, &zone )) {
523 fprintf( stderr, "Can't parse \"%s\"\n", name );
526 if ( name != defprinter.p_name ) {
527 if (( pr->p_name = (char *)malloc( strlen( name ) + 1 )) == NULL ) {
531 strcpy( pr->p_name, name );
535 if ( type != defprinter.p_type ) {
536 if (( pr->p_type = (char *)malloc( strlen( type ) + 1 )) == NULL ) {
540 strcpy( pr->p_type, type );
544 if ( zone != defprinter.p_zone ) {
545 if (( pr->p_zone = (char *)malloc( strlen( zone ) + 1 )) == NULL ) {
549 strcpy( pr->p_zone, zone );
554 if ( pnchktc( cf ) != 1 ) {
555 fprintf( stderr, "Bad papcap entry\n" );
562 if (( p = pgetstr( "pd", &a )) == NULL ) {
563 pr->p_ppdfile = defprinter.p_ppdfile;
565 if (( pr->p_ppdfile = (char *)malloc( strlen( p ) + 1 )) == NULL ) {
569 strcpy( pr->p_ppdfile, p );
573 * Get lpd printer name.
575 if (( p = pgetstr( "pr", &a )) == NULL ) {
576 pr->p_printer = defprinter.p_printer;
577 pr->p_flags = defprinter.p_flags;
581 pr->p_flags = P_PIPED;
583 pr->p_flags = P_SPOOLED;
585 if (( pr->p_printer = (char *)malloc( strlen( p ) + 1 )) == NULL ) {
589 strcpy( pr->p_printer, p );
593 * Do we want authenticated printing?
595 if ((p = pgetstr( "ca", &a )) != NULL ) {
596 if ((pr->p_authprintdir = (char *)malloc(strlen(p)+1)) == NULL) {
600 strcpy( pr->p_authprintdir, p );
601 pr->p_flags |= P_AUTH;
602 pr->p_flags |= P_AUTH_CAP;
603 } else { pr->p_authprintdir = NULL; }
605 if ( pgetflag( "sp", &a ) == 1 ) {
606 pr->p_flags |= P_AUTH;
607 pr->p_flags |= P_AUTH_PSSP;
610 if ((p = pgetstr("am", &a)) != NULL ) {
611 if ((uamlist = (char *)malloc(strlen(p)+1)) == NULL ) {
618 if ( pr->p_flags & P_SPOOLED ) {
622 if (( p = pgetstr( "op", &a )) == NULL ) {
623 pr->p_operator = defprinter.p_operator;
625 if (( pr->p_operator = (char *)malloc( strlen( p ) + 1 ))
630 strcpy( pr->p_operator, p );
634 /* get printer's appletalk address. */
635 if (( p = pgetstr( "pa", &a )) == NULL )
636 memcpy(&pr->p_addr, &defprinter.p_addr, sizeof(pr->p_addr));
638 atalk_aton(p, &pr->p_addr);
640 pr->p_next = printers;
645 } else { /* No capability file, do default */
646 printers = &defprinter;
653 char buf[ 1024 ], area[ 1024 ], *a, *p;
657 * Spool directory from printcap file.
659 if ( pr->p_flags & P_SPOOLED ) {
660 if ( pgetent( printcap, buf, pr->p_printer ) != 1 ) {
661 syslog( LOG_ERR, "No such printer: %s", pr->p_printer );
668 if ( pr->p_spool != NULL && pr->p_spool != defprinter.p_spool ) {
672 if (( p = pgetstr( "sd", &a )) == NULL ) {
673 pr->p_spool = defprinter.p_spool;
675 if (( pr->p_spool = (char *)malloc( strlen( p ) + 1 )) == NULL ) {
676 syslog( LOG_ERR, "malloc: %m" );
679 strcpy( pr->p_spool, p );
686 if ( pgetstr( "af", &a ) == NULL ) {
687 pr->p_flags &= ~P_ACCOUNT;
689 pr->p_flags |= P_ACCOUNT;
691 if ( pr->p_role != NULL && pr->p_role != defprinter.p_role ) {
695 if (( p = pgetstr( "ro", &a )) == NULL ) {
696 pr->p_role = defprinter.p_role;
699 (char *)malloc( strlen( p ) + 1 )) == NULL ) {
700 syslog( LOG_ERR, "malloc: %m" );
703 strcpy( pr->p_role, p );
706 if (( c = pgetnum( "si" )) < 0 ) {
707 pr->p_srvid = defprinter.p_srvid;
718 if ( pr->p_pagecost_msg != NULL &&
719 pr->p_pagecost_msg != defprinter.p_pagecost_msg ) {
720 free( pr->p_pagecost_msg );
723 if (( p = pgetstr( "pc", &a )) != NULL ) {
724 if (( pr->p_pagecost_msg =
725 (char *)malloc( strlen( p ) + 1 )) == NULL ) {
726 syslog( LOG_ERR, "malloc: %m" );
729 strcpy( pr->p_pagecost_msg, p );
731 } else if ( pr->p_flags & P_ACCOUNT ) {
732 if (( c = pgetnum( "pc" )) < 0 ) {
733 pr->p_pagecost = defprinter.p_pagecost;
737 pr->p_pagecost_msg = NULL;
743 if ( pr->p_lock != NULL && pr->p_lock != defprinter.p_lock ) {
747 if (( p = pgetstr( "lo", &a )) == NULL ) {
748 pr->p_lock = defprinter.p_lock;
750 if (( pr->p_lock = (char *)malloc( strlen( p ) + 1 )) == NULL ) {
751 syslog( LOG_ERR, "malloc: %m" );
754 strcpy( pr->p_lock, p );
759 * Must Kerberos authenticate?
761 if ( pgetflag( "ka" ) == 1 ) {
762 pr->p_flags |= P_KRB;
764 pr->p_flags &= ~P_KRB;