void
notify(register RSTATUS *prs, char *errbuf, int k, int e, int slow)
{
register char *cp;
char *file;
int fd;
/*
* Screen out cases where no notification is needed.
*/
if (!(prs->request->outcome & RS_NOTIFY))
return;
if (
!(prs->request->actions & (ACT_MAIL|ACT_WRITE|ACT_NOTIFY))
&& !prs->request->alert
&& !(prs->request->outcome & RS_CANCELLED)
&& !e && !k && !errbuf /* exited normally */
)
return;
/*
* Create the notification message to the user.
*/
file = makereqerr(prs);
if ((fd = open_locked(file, "w", MODE_NOREAD)) >= 0) {
fdprintf(fd, N_Msg[0], prs->secure->req_id, prs->secure->req_id,
prs->request->destination,
STREQU(prs->request->destination, NAME_ANY)? " printer"
: "");
if (prs->request) {
char file[BUFSIZ];
GetRequestFiles(prs->request, file, sizeof(file));
fdprintf(fd, "\nThe job title was:\t%s\n", file);
fdprintf(fd, " submitted by:\t%s\n",
prs->request->user);
fdprintf(fd, " at:\t%s\n",
ctime(&prs->secure->date));
}
if (prs->request->outcome & RS_PRINTED)
fdprintf(fd, N_Msg[1], prs->printer->printer->name);
if (prs->request->outcome & RS_CANCELLED)
fdprintf(fd, N_Msg[2],
(prs->request->outcome & RS_FAILED)? ", and"
: ".");
if (prs->request->outcome & RS_FAILED) {
if (slow)
fdprintf(fd, N_Msg[3]);
else
fdprintf(fd, N_Msg[4],
prs->printer->printer->name);
if (e > 0)
fdprintf(fd, N_Msg[slow? 5 : 6], e);
else if (k)
fdprintf(fd, N_Msg[slow? 7 : 8], k);
}
if (errbuf) {
for (cp = errbuf; *cp && *cp == '\n'; cp++)
;
fdprintf(fd, N_Msg[9], cp);
if (prs->request->outcome & RS_CANCELLED)
fdprintf(fd, "\n");
}
/* start fix for bugid 1100252 */
if (prs->request->outcome & RS_CANCELLED) {
print_reason (fd, prs->reason);
}
close(fd);
schedule (EV_NOTIFY, prs);
}
if (file)
Free (file);
return;
}
/*VARARGS1*/
int
exec(int type, ...)
{
va_list args;
int i;
int procuid;
int procgid;
int ret;
int fr_flg;
char *cp;
char *infile;
char *outfile;
char *errfile;
char *sep;
char **listp;
char **file_list;
char *printerName;
char *printerNameToShow;
static char nameBuf[100];
char *clean_title;
PSTATUS *printer;
RSTATUS *request;
FSTATUS *form;
EXEC *ep;
PWSTATUS *pwheel;
time_t now;
struct passwd *pwp;
#ifdef LP_USE_PAPI_ATTR
struct stat tmpBuf;
char tmpName[BUFSIZ];
char *path = NULL;
#endif
char *av[ARG_MAX];
char **envp = NULL;
int ac = 0;
char *mail_zonename = NULL;
char *slabel = NULL;
syslog(LOG_DEBUG, "exec(%s)", _exec_name(type));
memset(av, 0, sizeof (*av));
va_start (args, type);
switch (type) {
case EX_INTERF:
printer = va_arg(args, PSTATUS *);
request = printer->request;
ep = printer->exec;
break;
case EX_FAULT_MESSAGE:
printer = va_arg(args, PSTATUS *);
request = va_arg(args, RSTATUS *);
if (! ( printer->status & (PS_FORM_FAULT | PS_SHOW_FAULT))) {
return(0);
}
ep = printer->fault_exec;
printerName = (printer->printer && printer->printer->name
? printer->printer->name : "??");
snprintf(nameBuf, sizeof (nameBuf),
"%s (on %s)\n", printerName, Local_System);
printerNameToShow = nameBuf;
(void) time(&now);
(void) strftime(time_buf, sizeof (time_buf),
NULL, localtime(&now));
break;
case EX_SLOWF:
request = va_arg(args, RSTATUS *);
ep = request->exec;
break;
case EX_NOTIFY:
request = va_arg(args, RSTATUS *);
if (request->request->actions & ACT_NOTIFY) {
errno = EINVAL;
return (-1);
}
ep = request->exec;
break;
case EX_ALERT:
printer = va_arg(args, PSTATUS *);
if (!(printer->printer->fault_alert.shcmd)) {
errno = EINVAL;
return(-1);
}
ep = printer->alert->exec;
break;
case EX_PALERT:
pwheel = va_arg(args, PWSTATUS *);
ep = pwheel->alert->exec;
break;
case EX_FORM_MESSAGE:
(void) time(&now);
(void) strftime(time_buf, sizeof (time_buf),
NULL, localtime(&now));
/*FALLTHRU*/
case EX_FALERT:
form = va_arg(args, FSTATUS *);
ep = form->alert->exec;
break;
default:
errno = EINVAL;
return(-1);
}
va_end (args);
if (!ep || (ep->pid > 0)) {
errno = EBUSY;
return(-1);
}
ep->flags = 0;
key = ep->key = getkey();
switch ((ep->pid = Fork1(ep))) {
case -1:
relock ();
return(-1);
case 0:
/*
* We want to be able to tell our parent how we died.
*/
lp_alloc_fail_handler = child_mallocfail;
break;
default:
switch(type) {
case EX_INTERF:
request->request->outcome |= RS_PRINTING;
break;
case EX_NOTIFY:
request->request->outcome |= RS_NOTIFYING;
break;
case EX_SLOWF:
request->request->outcome |= RS_FILTERING;
request->request->outcome &= ~RS_REFILTER;
break;
}
return(0);
}
for (i = 0; i < NSIG; i++)
(void)signal (i, SIG_DFL);
(void)signal (SIGALRM, SIG_IGN);
(void)signal (SIGTERM, sigtrap);
closelog();
for (i = 0; i < OpenMax; i++)
if (i != ChildMd->writefd)
Close (i);
openlog("lpsched", LOG_PID|LOG_NDELAY|LOG_NOWAIT, LOG_LPR);
setpgrp();
/* Set a default path */
addenv (&envp, "PATH", "/usr/lib/lp/bin:/usr/bin:/bin:/usr/sbin:/sbin");
/* copy locale related variables */
addenv (&envp, "TZ", getenv("TZ"));
addenv (&envp, "LANG", getenv("LANG"));
addenv (&envp, "LC_ALL", getenv("LC_ALL"));
addenv (&envp, "LC_COLLATE", getenv("LC_COLLATE"));
addenv (&envp, "LC_CTYPE", getenv("LC_CTYPE"));
addenv (&envp, "LC_MESSAGES", getenv("LC_MESSAGES"));
addenv (&envp, "LC_MONETARY", getenv("LC_MONETARY"));
addenv (&envp, "LC_NUMERIC", getenv("LC_NUMERIC"));
addenv (&envp, "LC_TIME", getenv("LC_TIME"));
sprintf ((cp = BIGGEST_NUMBER_S), "%ld", key);
addenv (&envp, "SPOOLER_KEY", cp);
#if defined(DEBUG)
addenv (&envp, "LPDEBUG", (debug? "1" : "0"));
#endif
/*
* Open the standard input, standard output, and standard error.
*/
switch (type) {
case EX_SLOWF:
case EX_INTERF:
/*
* stdin: /dev/null
* stdout: /dev/null (EX_SLOWF), printer port (EX_INTERF)
* stderr: req#
*/
infile = 0;
outfile = 0;
errfile = makereqerr(request);
break;
case EX_NOTIFY:
/*
* stdin: req#
* stdout: /dev/null
* stderr: /dev/null
*/
infile = makereqerr(request);
outfile = 0;
errfile = 0;
break;
case EX_ALERT:
case EX_FALERT:
case EX_PALERT:
case EX_FAULT_MESSAGE:
case EX_FORM_MESSAGE:
/*
* stdin: /dev/null
* stdout: /dev/null
* stderr: /dev/null
*/
infile = 0;
outfile = 0;
errfile = 0;
break;
}
if (infile) {
if (Open(infile, O_RDONLY) == -1)
Done (EXEC_EXIT_NOPEN, errno);
} else {
if (Open("/dev/null", O_RDONLY) == -1)
Done (EXEC_EXIT_NOPEN, errno);
}
if (outfile) {
if (Open(outfile, O_CREAT|O_TRUNC|O_WRONLY, 0600) == -1)
Done (EXEC_EXIT_NOPEN, errno);
} else {
/*
* If EX_INTERF, this is still needed to cause the
* standard error channel to be #2.
*/
if (Open("/dev/null", O_WRONLY) == -1)
Done (EXEC_EXIT_NOPEN, errno);
}
if (errfile) {
if (Open(errfile, O_CREAT|O_TRUNC|O_WRONLY, 0600) == -1)
Done (EXEC_EXIT_NOPEN, errno);
} else {
if (Open("/dev/null", O_WRONLY) == -1)
Done (EXEC_EXIT_NOPEN, errno);
}
switch (type) {
case EX_INTERF:
/*
* Opening a ``port'' can be dangerous to our health:
*
* - Hangups can occur if the line is dropped.
* - The printer may send an interrupt.
* - A FIFO may be closed, generating SIGPIPE.
*
* We catch these so we can complain nicely.
*/
trap_fault_signals ();
(void)Close (1);
if (strchr (request->request->user, '@'))
{
procuid = Lp_Uid;
procgid = Lp_Gid;
}
else
{
procuid = request->secure->uid;
procgid = request->secure->gid;
}
if (printer->printer->dial_info)
{
ret = open_dialup(request->printer_type,
printer->printer);
if (ret == 0)
do_undial = 1;
}
else
{
ret = open_direct(request->printer_type,
printer->printer);
do_undial = 0;
/* this is a URI */
if (is_printer_uri(printer->printer->device) == 0)
addenv(&envp, "DEVICE_URI",
printer->printer->device);
}
addenv(&envp, "DEVICE_URI",
printer->printer->device);
if (ret != 0)
Done (ret, errno);
if (!(request->request->outcome & RS_FILTERED))
file_list = request->request->file_list;
else {
register int count = 0;
register char * num = BIGGEST_REQID_S;
register char * prefix;
prefix = makestr(
Lp_Temp,
"/F",
getreqno(request->secure->req_id),
"-",
(char *)0
);
file_list = (char **)Malloc(
(lenlist(request->request->file_list) + 1)
* sizeof(char *)
);
for (
listp = request->request->file_list;
*listp;
listp++
) {
sprintf (num, "%d", count + 1);
file_list[count] = makestr(
prefix,
num,
(char *)0
);
count++;
}
file_list[count] = 0;
}
#ifdef LP_USE_PAPI_ATTR
/*
* Check if the PAPI job attribute file exists, if it does
* pass the file's pathname to the printer interface script
* in an environment variable. This file is created when
* print jobs are submitted via the PAPI interface.
*/
snprintf(tmpName, sizeof (tmpName), "%s-%s",
getreqno(request->secure->req_id), LP_PAPIATTRNAME);
path = makepath(Lp_Temp, tmpName, (char *)0);
if ((path != NULL) && (stat(path, &tmpBuf) == 0))
{
/*
* IPP job attribute file exists for this job so
* set the environment variable
*/
addenv(&envp, "ATTRPATH", path);
}
Free(path);
/*
* now set environment variable for the printer's PostScript
* Printer Description (PPD) file, this is used by the filter
* when forming the print data for this printer.
*/
if ((request->printer != NULL) &&
(request->printer->printer != NULL) &&
(request->printer->printer->name != NULL))
{
snprintf(tmpName, sizeof (tmpName), "%s.ppd",
request->printer->printer->name);
path = makepath(ETCDIR, "ppd", tmpName, (char *)0);
if ((path != NULL) && (stat(path, &tmpBuf) == 0))
{
addenv(&envp, "PPD", path);
}
Free(path);
}
#endif
if (request->printer_type)
addenv(&envp, "TERM", request->printer_type);
if (!(printer->printer->daisy)) {
register char * chset = 0;
register char * csp;
if (
request->form
&& request->form->form->chset
&& request->form->form->mandatory
&& !STREQU(NAME_ANY, request->form->form->chset)
)
chset = request->form->form->chset;
else if (
request->request->charset
&& !STREQU(NAME_ANY, request->request->charset)
)
chset = request->request->charset;
if (chset) {
csp = search_cslist(
chset,
printer->printer->char_sets
);
/*
* The "strtok()" below wrecks the string
* for future use, but this is a child
* process where it won't be needed again.
*/
addenv (&envp, "CHARSET",
(csp? strtok(csp, "=") : chset)
);
}
}
if (request->fast)
addenv(&envp, "FILTER", request->fast);
/*
* Add the sensitivity label to the environment for
* banner page and header/footer processing
*/
if (is_system_labeled() && request->secure->slabel != NULL)
addenv(&envp, "SLABEL", request->secure->slabel);
/*
* Add the system name to the user name (ala system!user)
* unless it is already there. RFS users may have trouble
* here, sorry!
*/
cp = strchr(request->secure->user, '@');
allTraysWithForm(printer, request->form);
/*
* Fix for 4137389
* Remove double quotes from title string.
*/
fr_flg = 1;
clean_title = strdup(NB(request->request->title));
if (clean_title == NULL) {
/*
* strdup failed. We're probably hosed
* but try setting clean_title
* to original title and continuing.
*/
clean_title = NB(request->request->title);
fr_flg = 0;
} else if (strcmp(clean_title, "") != 0) {
char *ct_p;
for (ct_p = clean_title; *ct_p != NULL; ct_p++) {
if (*ct_p == '"')
*ct_p = ' ';
}
}
av[ac++] = arg_string(TRUSTED, "%s/%s", Lp_A_Interfaces,
printer->printer->name);
av[ac++] = arg_string(TRUSTED, "%s", request->secure->req_id);
av[ac++] = arg_string(UNTRUSTED, "%s", request->request->user);
av[ac++] = arg_string(TRUSTED, "%s", clean_title);
av[ac++] = arg_string(TRUSTED, "%d", request->copies);
if (fr_flg)
free (clean_title);
sep = "";
/*
* Do the administrator defined key=value pair options
*/
argbuf[0] = '\0';
if (printer->printer->options) {
char **tmp = printer->printer->options;
while(*tmp != NULL) {
STRLCAT(argbuf, sep, sizeof (argbuf));
sep = " ";
STRLCAT(argbuf, *tmp++, sizeof (argbuf));
}
}
/*
* Do the administrator defined ``stty'' stuff before
* the user's -o options, to allow the user to override.
*/
if (printer->printer->stty) {
STRLCAT (argbuf, sep, sizeof (argbuf));
sep = " ";
STRLCAT (argbuf, "stty='", sizeof (argbuf));
STRLCAT (argbuf, printer->printer->stty,
sizeof (argbuf));
STRLCAT (argbuf, "'", sizeof (argbuf));
}
/*
* Do all of the user's options except the cpi/lpi/etc.
* stuff, which is done separately.
*/
if (request->request->options) {
listp = dashos(request->request->options);
while (*listp) {
if (
!STRNEQU(*listp, "cpi=", 4)
&& !STRNEQU(*listp, "lpi=", 4)
&& !STRNEQU(*listp, "width=", 6)
&& !STRNEQU(*listp, "length=", 7)
) {
STRLCAT (argbuf, sep, sizeof (argbuf));
sep = " ";
STRLCAT (argbuf, *listp,
sizeof (argbuf));
}
listp++;
}
}
/*
* The "pickfilter()" routine (from "validate()")
* stored the cpi/lpi/etc. stuff that should be
* used for this request. It chose form over user,
* and user over printer.
*/
if (request->cpi) {
STRLCAT (argbuf, sep, sizeof (argbuf));
sep = " ";
STRLCAT (argbuf, "cpi=", sizeof (argbuf));
STRLCAT (argbuf, request->cpi, sizeof (argbuf));
}
if (request->lpi) {
STRLCAT (argbuf, sep, sizeof (argbuf));
sep = " ";
STRLCAT (argbuf, "lpi=", sizeof (argbuf));
STRLCAT (argbuf, request->lpi, sizeof (argbuf));
}
if (request->pwid) {
STRLCAT (argbuf, sep, sizeof (argbuf));
sep = " ";
STRLCAT (argbuf, "width=", sizeof (argbuf));
STRLCAT (argbuf, request->pwid, sizeof (argbuf));
}
if (request->plen) {
STRLCAT (argbuf, sep, sizeof (argbuf));
sep = " ";
STRLCAT (argbuf, "length=", sizeof (argbuf));
STRLCAT (argbuf, request->plen, sizeof (argbuf));
}
/*
* Do the ``raw'' bit last, to ensure it gets
* done. If the user doesn't want this, then he or
* she can do the correct thing using -o stty=
* and leaving out the -r option.
*/
if (request->request->actions & ACT_RAW) {
STRLCAT (argbuf, sep, sizeof (argbuf));
sep = " ";
STRLCAT (argbuf, "stty=-opost", sizeof (argbuf));
}
/* the "options" */
av[ac++] = arg_string(UNTRUSTED, "%s", argbuf);
for (listp = file_list; *listp; listp++)
av[ac++] = arg_string(TRUSTED, "%s", *listp);
(void)chfiles (file_list, procuid, procgid);
break;
case EX_SLOWF:
if (request->slow)
addenv(&envp, "FILTER", request->slow);
if (strchr (request->request->user, '@'))
{
procuid = Lp_Uid;
procgid = Lp_Gid;
}
else
{
procuid = request->secure->uid;
procgid = request->secure->gid;
}
cp = _alloc_files(
lenlist(request->request->file_list),
getreqno(request->secure->req_id),
procuid, procgid);
av[ac++] = arg_string(TRUSTED, "%s", Lp_Slow_Filter);
av[ac++] = arg_string(TRUSTED, "%s/%s", Lp_Temp, cp);
for (listp = request->request->file_list; *listp; listp++)
av[ac++] = arg_string(TRUSTED, "%s", *listp);
(void)chfiles (request->request->file_list, procuid, procgid);
#ifdef LP_USE_PAPI_ATTR
/*
* Check if the PAPI job attribute file exists, if it does
* pass the file's pathname to the slow-filters in an
* environment variable. Note: this file is created when
* print jobs are submitted via the PAPI interface.
*/
snprintf(tmpName, sizeof (tmpName), "%s-%s",
getreqno(request->secure->req_id), LP_PAPIATTRNAME);
path = makepath(Lp_Temp, tmpName, (char *)0);
if ((path != NULL) && (stat(path, &tmpBuf) == 0))
{
/*
* IPP job attribute file exists for this job so
* set the environment variable
*/
addenv(&envp, "ATTRPATH", path);
}
Free(path);
/*
* now set environment variable for the printer's PostScript
* Printer Description (PPD) file, this is used by the filter
* when forming the print data for this printer.
*/
if ((request->printer != NULL) &&
(request->printer->printer != NULL) &&
(request->printer->printer->name != NULL))
{
snprintf(tmpName, sizeof (tmpName), "%s.ppd",
request->printer->printer->name);
path = makepath(ETCDIR, "ppd", tmpName, (char *)0);
if ((path != NULL) && (stat(path, &tmpBuf) == 0))
{
addenv(&envp, "PPD", path);
}
Free(path);
}
#endif
break;
case EX_ALERT:
procuid = Lp_Uid;
procgid = Lp_Gid;
(void)Chown (printer->alert->msgfile, procuid, procgid);
av[ac++] = arg_string(TRUSTED, "%s/%s/%s", Lp_A_Printers,
printer->printer->name, ALERTSHFILE);
av[ac++] = arg_string(TRUSTED, "%s", printer->alert->msgfile);
break;
case EX_PALERT:
procuid = Lp_Uid;
procgid = Lp_Gid;
(void)Chown (pwheel->alert->msgfile, procuid, procgid);
av[ac++] = arg_string(TRUSTED, "%s/%s/%s", Lp_A_PrintWheels,
pwheel->pwheel->name, ALERTSHFILE);
av[ac++] = arg_string(TRUSTED, "%s", printer->alert->msgfile);
break;
case EX_FALERT:
procuid = Lp_Uid;
procgid = Lp_Gid;
(void)Chown (form->alert->msgfile, procuid, procgid);
av[ac++] = arg_string(TRUSTED, "%s/%s/%s", Lp_A_Forms,
form->form->name, ALERTSHFILE);
av[ac++] = arg_string(TRUSTED, "%s", printer->alert->msgfile);
break;
case EX_FORM_MESSAGE:
procuid = Lp_Uid;
procgid = Lp_Gid;
av[ac++] = arg_string(TRUSTED, "%s/form", Lp_A_Faults);
av[ac++] = arg_string(TRUSTED, "%s", form->form->name);
av[ac++] = arg_string(TRUSTED, "%s", time_buf);
av[ac++] = arg_string(TRUSTED, "%s/%s/%s", Lp_A_Forms,
form->form->name, FORMMESSAGEFILE);
break;
case EX_FAULT_MESSAGE:
procuid = Lp_Uid;
procgid = Lp_Gid;
av[ac++] = arg_string(TRUSTED, "%s/printer", Lp_A_Faults);
av[ac++] = arg_string(TRUSTED, "%s", printerNameToShow);
av[ac++] = arg_string(TRUSTED, "%s", time_buf);
av[ac++] = arg_string(TRUSTED, "%s/%s/%s", Lp_A_Printers,
printerName, FAULTMESSAGEFILE);
break;
case EX_NOTIFY:
if (request->request->alert) {
if (strchr(request->request->user, '@')) {
procuid = Lp_Uid;
procgid = Lp_Gid;
} else {
procuid = request->secure->uid;
procgid = request->secure->gid;
}
av[ac++] = arg_string(TRUSTED, "%s",
request->request->alert);
} else {
char *user = strdup(request->request->user);
clean_string(user);
slabel = request->secure->slabel;
if (request->request->actions & ACT_WRITE) {
av[ac++] = arg_string(TRUSTED, "%s", BINWRITE);
snprintf(argbuf, sizeof (argbuf),
"%s %s || %s %s",
BINWRITE, user,
BINMAIL, user
);
av[ac++] = arg_string(TRUSTED, "/bin/sh");
av[ac++] = arg_string(TRUSTED, "-c");
av[ac++] = arg_string(TRUSTED, "%s", argbuf);
} else if ((getzoneid() == GLOBAL_ZONEID) &&
is_system_labeled() && (slabel != NULL)) {
/*
* If in the global zone and the system is
* labeled, mail is handled via a local
* labeled zone that is the same label as
* the request.
*/
if ((mail_zonename =
get_labeled_zonename(slabel)) ==
(char *)-1) {
/*
* Cannot find labeled zone, just
* return 0.
*/
return(0);
}
}
if (mail_zonename == NULL) {
procuid = Lp_Uid;
procgid = Lp_Gid;
av[ac++] = arg_string(TRUSTED, "%s", BINMAIL);
av[ac++] = arg_string(UNTRUSTED, "%s", user);
} else {
procuid = getuid();
procgid = getgid();
av[ac++] = arg_string(TRUSTED, "%s",
"/usr/sbin/zlogin");
av[ac++] = arg_string(TRUSTED, "%s",
mail_zonename);
av[ac++] = arg_string(TRUSTED, "%s",
BINMAIL);
av[ac++] = arg_string(UNTRUSTED, "%s",
user);
Free(mail_zonename);
}
free(user);
}
break;
}
av[ac++] = NULL;
Fork2 ();
/* only the child returns */
/*
* Correctly set up the supplemental group list
* for proper file access (before execl the interface program)
*/
pwp = getpwuid(procuid);
if (pwp == NULL) {
note("getpwuid(%d) call failed\n", procuid);
} else if (initgroups(pwp->pw_name, procgid) < 0) {
note("initgroups() call failed %d\n", errno);
}
setgid (procgid);
setuid (procuid);
/*
* The shell doesn't allow the "trap" builtin to set a trap
* for a signal ignored when the shell is started. Thus, don't
* turn off signals in the last child!
*/
#ifdef DEBUG
for (i = 0; av[i] != NULL; i++)
note("exec(%s): av[%d] = %s", _exec_name(type), i, av[i]);
for (i = 0; envp[i] != NULL; i++)
note("exec(%s): envp[%d] = %s", _exec_name(type), i, envp[i]);
#endif
execvpe(av[0], av, envp);
Done (EXEC_EXIT_NEXEC, errno);
/*NOTREACHED*/
return (0);
}
