2 * Copyright (c) 1990,1995 Regents of The University of Michigan.
3 * All Rights Reserved. See COPYRIGHT.
10 #if defined( sun ) && defined( __svr4__ )
11 #include </usr/ucbinclude/sys/file.h>
15 #include <sys/socket.h>
16 #include <sys/syslog.h>
28 #include <netatalk/endian.h>
29 #include <netatalk/at.h>
30 #include <atalk/compat.h>
31 #include <atalk/atp.h>
32 #include <atalk/pap.h>
33 #include <atalk/paths.h>
34 #include <atalk/util.h>
38 #define _PATH_PAPDPPDFILE ".ppd"
40 #define PIPED_STATUS "status: print spooler processing job"
42 struct printer defprinter;
43 struct printer *printers = NULL;
46 char *conffile = _PATH_PAPDCONF;
47 char *printcap = _PATH_PAPDPRINTCAP;
48 unsigned char connid, quantum, sock, oquantum = PAP_MAXQUANTUM;
49 char *cannedstatus = PIPED_STATUS;
50 struct printer *printer = NULL;
51 char *version = VERSION;
52 static char *pidfile = _PATH_PAPDLOCK;
55 char *uampath = _PATH_PAPDUAMPATH;
57 /* this only needs to be used by the server process */
58 static void papd_exit(const int i)
60 server_unlock(pidfile);
65 #if !defined( ibm032 ) && !defined( _IBMR2 )
73 for ( pr = printers; pr; pr = pr->p_next ) {
74 if ( pr->p_flags & P_REGISTERED ) {
75 if ( nbp_unrgstr( pr->p_name, pr->p_type, pr->p_zone ) < 0 ) {
76 syslog( LOG_ERR, "can't unregister %s:%s@%s\n", pr->p_name,
77 pr->p_type, pr->p_zone );
80 syslog( LOG_ERR, "unregister %s:%s@%s\n", pr->p_name, pr->p_type,
87 #if !defined( ibm032 ) && !defined( _IBMR2 )
95 while (( pid = wait3( &status, WNOHANG, 0 )) > 0 ) {
96 if ( WIFEXITED( status )) {
97 if ( WEXITSTATUS( status )) {
98 syslog( LOG_ERR, "child %d exited with %d", pid,
99 WEXITSTATUS( status ));
101 syslog( LOG_INFO, "child %d done", pid );
104 if ( WIFSIGNALED( status )) {
105 syslog( LOG_ERR, "child %d killed with %d", pid,
108 syslog( LOG_ERR, "child %d died", pid );
115 char rbuf[ 255 + 1 + 8 ];
125 struct atp_block atpb;
126 struct sockaddr_at sat;
131 char *p, hostname[ MAXHOSTNAMELEN ];
135 if ( gethostname( hostname, sizeof( hostname )) < 0 ) {
136 perror( "gethostname" );
139 if (( p = strchr( hostname, '.' )) != 0 ) {
142 if (( defprinter.p_name = (char *)malloc( strlen( hostname ) + 1 ))
147 strcpy( defprinter.p_name, hostname );
148 defprinter.p_type = "LaserWriter";
149 defprinter.p_zone = "*";
150 memset(&defprinter.p_addr, 0, sizeof(defprinter.p_addr));
151 defprinter.p_ppdfile = _PATH_PAPDPPDFILE;
153 defprinter.p_flags = P_PIPED;
154 defprinter.p_printer = "/usr/bin/lp -T PS";
156 defprinter.p_flags = P_SPOOLED;
157 defprinter.p_printer = "lp";
159 defprinter.p_operator = "operator";
160 defprinter.p_spool = _PATH_PAPDSPOOLDIR;
162 defprinter.p_role = NULL;
163 defprinter.p_srvid = 0;
165 defprinter.p_pagecost = 200; /* default cost */
166 defprinter.p_pagecost_msg = NULL;
167 defprinter.p_lock = "lock";
169 while (( c = getopt( ac, av, "adf:p:P:" )) != EOF ) {
171 case 'a' : /* for compatibility with old papd */
174 case 'd' : /* debug */
178 case 'f' : /* conffile */
182 case 'p' : /* printcap */
192 "Usage:\t%s [ -d ] [ -f conffile ] [ -p printcap ]\n",
198 getprinters( conffile );
200 switch (server_lock("papd", pidfile, debug)) {
201 case 0: /* open a couple things again in the child */
202 if ((c = open("/", O_RDONLY)) >= 0) {
216 if (( p = strrchr( av[ 0 ], '/' )) == NULL ) {
222 openlog( p, LOG_PID );
224 openlog( p, LOG_NDELAY|LOG_PID, LOG_LPR );
227 syslog( LOG_INFO, "restart (%s)", version );
229 for ( pr = printers; pr; pr = pr->p_next ) {
230 if (( pr->p_flags & P_SPOOLED ) && rprintcap( pr ) < 0 ) {
231 syslog( LOG_ERR, "printcap problem: %s", pr->p_printer );
233 if (( pr->p_atp = atp_open( ATADDR_ANYPORT, &pr->p_addr )) == NULL ) {
234 syslog( LOG_ERR, "atp_open: %m" );
237 if ( nbp_rgstr( atp_sockaddr( pr->p_atp ), pr->p_name, pr->p_type,
239 syslog( LOG_ERR, "can't register %s:%s@%s", pr->p_name, pr->p_type,
243 if ( pr->p_flags & P_AUTH ) {
244 syslog( LOG_INFO, "Authentication enabled: %s", pr->p_name );
247 syslog( LOG_INFO, "Authentication disabled: %s", pr->p_name );
249 syslog( LOG_INFO, "register %s:%s@%s", pr->p_name, pr->p_type,
251 pr->p_flags |= P_REGISTERED;
254 memset(&sv, 0, sizeof(sv));
256 sigemptyset( &sv.sa_mask );
257 sv.sa_flags = SA_RESTART;
258 if ( sigaction( SIGTERM, &sv, 0 ) < 0 ) {
259 syslog( LOG_ERR, "sigaction: %m" );
263 sv.sa_handler = reap;
264 sigemptyset( &sv.sa_mask );
265 sv.sa_flags = SA_RESTART;
266 if ( sigaction( SIGCHLD, &sv, 0 ) < 0 ) {
267 syslog( LOG_ERR, "sigaction: %m" );
274 auth_load(uampath, uamlist);
277 * Begin accepting connections.
281 for ( pr = printers; pr; pr = pr->p_next ) {
282 FD_SET( atp_fileno( pr->p_atp ), &fdset );
284 if (( c = select( FD_SETSIZE, &fdset, 0, 0, 0 )) < 0 ) {
285 if ( errno == EINTR ) {
288 syslog( LOG_ERR, "select: %m" );
292 for ( pr = printers; pr; pr = pr->p_next ) {
293 if ( FD_ISSET( atp_fileno( pr->p_atp ), &fdset )) {
296 bzero( &sat, sizeof( struct sockaddr_at ));
298 sat.sat_len = sizeof( struct sockaddr_at );
300 sat.sat_family = AF_APPLETALK;
301 sat.sat_addr.s_net = ATADDR_ANYNET;
302 sat.sat_addr.s_node = ATADDR_ANYNODE;
303 sat.sat_port = ATADDR_ANYPORT;
304 /* do an atp_rsel(), to prevent hangs */
305 if (( c = atp_rsel( pr->p_atp, &sat, ATP_TREQ )) != ATP_TREQ ) {
308 atpb.atp_saddr = &sat;
309 atpb.atp_rreqdata = cbuf;
310 atpb.atp_rreqdlen = sizeof( cbuf );
311 if ( atp_rreq( pr->p_atp, &atpb ) < 0 ) {
312 syslog( LOG_ERR, "atp_rreq: %m" );
316 /* should check length of req buf */
318 switch( cbuf[ 1 ] ) {
320 connid = (unsigned char)cbuf[ 0 ];
321 sock = (unsigned char)cbuf[ 4 ];
322 quantum = (unsigned char)cbuf[ 5 ];
323 rbuf[ 0 ] = cbuf[ 0 ];
324 rbuf[ 1 ] = PAP_OPENREPLY;
325 rbuf[ 2 ] = rbuf[ 3 ] = 0;
327 if (( pr->p_flags & P_SPOOLED ) && rprintcap( pr ) != 0 ) {
328 syslog( LOG_ERR, "printcap problem: %s",
330 rbuf[ 2 ] = rbuf[ 3 ] = 0xff;
335 * If this fails, we've run out of sockets. Rather than
336 * just die(), let's try to continue. Maybe some sockets
337 * will close, and we can continue;
339 if (( atp = atp_open( ATADDR_ANYPORT,
340 &pr->p_addr)) == NULL ) {
341 syslog( LOG_ERR, "atp_open: %m" );
342 rbuf[ 2 ] = rbuf[ 3 ] = 0xff;
345 rbuf[ 4 ] = atp_sockaddr( atp )->sat_port;
346 rbuf[ 5 ] = oquantum;
347 rbuf[ 6 ] = rbuf[ 7 ] = 0;
350 iov.iov_len = 8 + getstatus( pr, &rbuf[ 8 ] );
351 atpb.atp_sresiov = &iov;
352 atpb.atp_sresiovcnt = 1;
354 * This may error out if we lose a route, so we won't die().
356 if ( atp_sresp( pr->p_atp, &atpb ) < 0 ) {
357 syslog( LOG_ERR, "atp_sresp: %m" );
365 switch ( c = fork()) {
367 syslog( LOG_ERR, "fork: %m" );
373 if (( printer->p_flags & P_SPOOLED ) &&
374 chdir( printer->p_spool ) < 0 ) {
375 syslog( LOG_ERR, "chdir %s: %m", printer->p_spool );
379 sv.sa_handler = SIG_DFL;
380 sigemptyset( &sv.sa_mask );
381 sv.sa_flags = SA_RESTART;
382 if ( sigaction( SIGTERM, &sv, 0 ) < 0 ) {
383 syslog( LOG_ERR, "sigaction: %m" );
387 for ( pr = printers; pr; pr = pr->p_next ) {
388 atp_close( pr->p_atp );
391 if ( session( atp, &sat ) < 0 ) {
392 syslog( LOG_ERR, "bad session" );
398 default : /* parent */
399 syslog( LOG_INFO, "child %d for \"%s\" from %u.%u",
400 c, pr->p_name, ntohs( sat.sat_addr.s_net ),
401 sat.sat_addr.s_node);
406 case PAP_SENDSTATUS :
408 rbuf[ 1 ] = PAP_STATUS;
409 rbuf[ 2 ] = rbuf[ 3 ] = 0;
410 rbuf[ 4 ] = rbuf[ 5 ] = 0;
411 rbuf[ 6 ] = rbuf[ 7 ] = 0;
414 iov.iov_len = 8 + getstatus( pr, &rbuf[ 8 ] );
415 atpb.atp_sresiov = &iov;
416 atpb.atp_sresiovcnt = 1;
418 * This may error out if we lose a route, so we won't die().
420 if ( atp_sresp( pr->p_atp, &atpb ) < 0 ) {
421 syslog( LOG_ERR, "atp_sresp: %m" );
426 syslog( LOG_ERR, "Bad request from %u.%u!",
427 ntohs( sat.sat_addr.s_net ), sat.sat_addr.s_node );
434 * Sometimes the child process will send its first READ
435 * before the parent has sent the OPEN REPLY. Moving this
436 * code into the OPEN/STATUS switch fixes this problem.
439 iov.iov_len = 8 + getstatus( pr, &rbuf[ 8 ] );
440 atpb.atp_sresiov = &iov;
441 atpb.atp_sresiovcnt = 1;
443 * This may error out if we lose a route, so we won't die().
445 if ( atp_sresp( pr->p_atp, &atpb ) < 0 ) {
446 syslog( LOG_ERR, "atp_sresp: %m" );
455 * We assume buf is big enough for 255 bytes of data and a length byte.
462 char path[ MAXPATHLEN ];
465 if ( pr->p_flags & P_SPOOLED && ( pr->p_spool != NULL )) {
466 strcpy( path, pr->p_spool );
467 strcat( path, "/status" );
468 fd = open( path, O_RDONLY);
471 if (( pr->p_flags & P_PIPED ) || ( fd < 0 )) {
472 *buf = strlen( cannedstatus );
473 strncpy( &buf[ 1 ], cannedstatus, *buf );
476 if (( rc = read( fd, &buf[ 1 ], 255 )) < 0 ) {
480 if ( rc && buf[ rc ] == '\n' ) { /* remove trailing newline */
494 char buf[ 1024 ], area[ 1024 ], *a, *p, *name, *type, *zone;
498 while (( c = getprent( cf, buf )) > 0 ) {
501 * Get the printer's nbp name.
503 if (( p = getpname( &a )) == NULL ) {
504 fprintf( stderr, "No printer name\n" );
508 if (( pr = (struct printer *)malloc( sizeof( struct printer )))
513 bzero( pr, sizeof( struct printer ));
515 name = defprinter.p_name;
516 type = defprinter.p_type;
517 zone = defprinter.p_zone;
518 if ( nbp_name( p, &name, &type, &zone )) {
519 fprintf( stderr, "Can't parse \"%s\"\n", name );
522 if ( name != defprinter.p_name ) {
523 if (( pr->p_name = (char *)malloc( strlen( name ) + 1 )) == NULL ) {
527 strcpy( pr->p_name, name );
531 if ( type != defprinter.p_type ) {
532 if (( pr->p_type = (char *)malloc( strlen( type ) + 1 )) == NULL ) {
536 strcpy( pr->p_type, type );
540 if ( zone != defprinter.p_zone ) {
541 if (( pr->p_zone = (char *)malloc( strlen( zone ) + 1 )) == NULL ) {
545 strcpy( pr->p_zone, zone );
550 if ( pnchktc( cf ) != 1 ) {
551 fprintf( stderr, "Bad papcap entry\n" );
558 if (( p = pgetstr( "pd", &a )) == NULL ) {
559 pr->p_ppdfile = defprinter.p_ppdfile;
561 if (( pr->p_ppdfile = (char *)malloc( strlen( p ) + 1 )) == NULL ) {
565 strcpy( pr->p_ppdfile, p );
569 * Get lpd printer name.
571 if (( p = pgetstr( "pr", &a )) == NULL ) {
572 pr->p_printer = defprinter.p_printer;
573 pr->p_flags = defprinter.p_flags;
577 pr->p_flags = P_PIPED;
579 pr->p_flags = P_SPOOLED;
581 if (( pr->p_printer = (char *)malloc( strlen( p ) + 1 )) == NULL ) {
585 strcpy( pr->p_printer, p );
589 * Do we want authenticated printing?
591 if ( pgetflag( "ca", &a ) == 1 ) {
592 pr->p_flags |= P_AUTH;
593 pr->p_flags |= P_AUTH_CAP;
595 if ( pgetflag( "sp", &a ) == 1 ) {
596 pr->p_flags |= P_AUTH;
597 pr->p_flags |= P_AUTH_PSSP;
600 if ((p = pgetstr("am", &a)) != NULL ) {
601 if ((uamlist = (char *)malloc(strlen(p)+1)) == NULL ) {
608 if ( pr->p_flags & P_SPOOLED ) {
612 if (( p = pgetstr( "op", &a )) == NULL ) {
613 pr->p_operator = defprinter.p_operator;
615 if (( pr->p_operator = (char *)malloc( strlen( p ) + 1 ))
620 strcpy( pr->p_operator, p );
624 /* get printer's appletalk address. */
625 if (( p = pgetstr( "pa", &a )) == NULL )
626 memcpy(&pr->p_addr, &defprinter.p_addr, sizeof(pr->p_addr));
628 atalk_aton(p, &pr->p_addr);
630 pr->p_next = printers;
635 } else { /* No capability file, do default */
636 printers = &defprinter;
643 char buf[ 1024 ], area[ 1024 ], *a, *p;
647 * Spool directory from printcap file.
649 if ( pr->p_flags & P_SPOOLED ) {
650 if ( pgetent( printcap, buf, pr->p_printer ) != 1 ) {
651 syslog( LOG_ERR, "No such printer: %s", pr->p_printer );
658 if ( pr->p_spool != NULL && pr->p_spool != defprinter.p_spool ) {
662 if (( p = pgetstr( "sd", &a )) == NULL ) {
663 pr->p_spool = defprinter.p_spool;
665 if (( pr->p_spool = (char *)malloc( strlen( p ) + 1 )) == NULL ) {
666 syslog( LOG_ERR, "malloc: %m" );
669 strcpy( pr->p_spool, p );
676 if ( pgetstr( "af", &a ) == NULL ) {
677 pr->p_flags &= ~P_ACCOUNT;
679 pr->p_flags |= P_ACCOUNT;
681 if ( pr->p_role != NULL && pr->p_role != defprinter.p_role ) {
685 if (( p = pgetstr( "ro", &a )) == NULL ) {
686 pr->p_role = defprinter.p_role;
689 (char *)malloc( strlen( p ) + 1 )) == NULL ) {
690 syslog( LOG_ERR, "malloc: %m" );
693 strcpy( pr->p_role, p );
696 if (( c = pgetnum( "si" )) < 0 ) {
697 pr->p_srvid = defprinter.p_srvid;
708 if ( pr->p_pagecost_msg != NULL &&
709 pr->p_pagecost_msg != defprinter.p_pagecost_msg ) {
710 free( pr->p_pagecost_msg );
713 if (( p = pgetstr( "pc", &a )) != NULL ) {
714 if (( pr->p_pagecost_msg =
715 (char *)malloc( strlen( p ) + 1 )) == NULL ) {
716 syslog( LOG_ERR, "malloc: %m" );
719 strcpy( pr->p_pagecost_msg, p );
721 } else if ( pr->p_flags & P_ACCOUNT ) {
722 if (( c = pgetnum( "pc" )) < 0 ) {
723 pr->p_pagecost = defprinter.p_pagecost;
727 pr->p_pagecost_msg = NULL;
733 if ( pr->p_lock != NULL && pr->p_lock != defprinter.p_lock ) {
737 if (( p = pgetstr( "lo", &a )) == NULL ) {
738 pr->p_lock = defprinter.p_lock;
740 if (( pr->p_lock = (char *)malloc( strlen( p ) + 1 )) == NULL ) {
741 syslog( LOG_ERR, "malloc: %m" );
744 strcpy( pr->p_lock, p );
749 * Must Kerberos authenticate?
751 if ( pgetflag( "ka" ) == 1 ) {
752 pr->p_flags |= P_KRB;
754 pr->p_flags &= ~P_KRB;