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/*
** Copyright 1998 - 2009 Double Precision, Inc.
** See COPYING for distribution information.
*/
#include "config.h"
#include "maildirquota.h"
#include "maildircreate.h"
#include "maildirmisc.h"
#include "quotawarnmsg.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <errno.h>
#if HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if HAVE_FCNTL_H
#include <fcntl.h>
#endif
#include <time.h>
#if HAVE_SYSEXITS_H
#include <sysexits.h>
#endif
#include "rfc822/rfc822.h"
#ifndef BUFSIZE
#define BUFSIZE 8192
#endif
#ifndef EX_OSERR
#define EX_OSERR 71
#endif
#ifndef EX_IOERR
#define EX_IOERR 74
#endif
#ifndef EX_TEMPFAIL
#define EX_TEMPFAIL 75
#endif
#ifndef EX_NOPERM
#define EX_NOPERM 77
#endif
static long deliver(int fdin, const char *dir, long s,
int auto_create, int quota_warn_percent, const char *pfix,
const char *newquota,
const char *quota_warn_msg)
{
struct maildir_tmpcreate_info createInfo;
char buf[BUFSIZ];
int n;
long ss=0;
int fd;
maildir_tmpcreate_init(&createInfo);
createInfo.openmode=0666;
createInfo.maildir=dir;
createInfo.uniq=pfix;
createInfo.msgsize=s;
createInfo.doordie=1;
while ((fd=maildir_tmpcreate_fd(&createInfo)) < 0)
{
if (errno == ENOENT && auto_create && maildir_mkdir(dir) == 0)
{
auto_create=0;
continue;
}
perror(dir);
exit(EX_TEMPFAIL);
}
while ((n=read(fdin, buf, sizeof(buf))) > 0)
{
char *p=buf;
ss += n;
while (n)
{
int l;
if ((l=write(fd, p, n)) < 0)
{
close(fd);
unlink(createInfo.tmpname);
perror(createInfo.tmpname);
exit(EX_IOERR);
}
p += l;
n -= l;
}
}
close(fd);
if (n < 0)
{
unlink(createInfo.tmpname);
perror(createInfo.tmpname);
exit(EX_IOERR);
}
if (s != ss)
{
char *qq;
struct maildirsize info;
if (s) *strrchr(createInfo.newname, ',')=0;
/* Zap incorrect size */
qq=malloc(strlen(createInfo.newname)+100);
if (!qq)
{
unlink(createInfo.tmpname);
perror(createInfo.tmpname);
exit(EX_OSERR);
}
sprintf(qq, "%s,S=%ld", createInfo.newname, ss-s);
free(createInfo.newname);
createInfo.newname=qq;
if (maildirquota_countfolder(dir))
{
if (maildir_quota_add_start(dir, &info, ss-s, 1,
newquota))
{
unlink(createInfo.tmpname);
printf("Mail quota exceeded.\n");
#if HAVE_COURIER
exit(EX_TEMPFAIL);
#else
exit(EX_NOPERM);
#endif
}
maildir_quota_add_end(&info, ss-s, 1);
}
}
if (maildir_movetmpnew(createInfo.tmpname, createInfo.newname))
{
unlink(createInfo.tmpname);
perror(createInfo.tmpname);
exit(EX_IOERR);
}
maildir_tmpcreate_free(&createInfo);
if (quota_warn_percent >= 0)
maildir_deliver_quota_warning(dir, quota_warn_percent,
quota_warn_msg);
return (ss);
}
int main(int argc, char **argv)
{
const char *dir;
struct stat stat_buf;
int auto_create = 0;
int quota_warn_percent = -1;
int i;
const char *quota=NULL;
const char *quota_warn_msg=0;
for (i=1; i<argc; i++)
{
if (strcmp(argv[i], "-c") == 0)
{
auto_create = 1;
continue;
}
if (strcmp(argv[i], "-w") == 0 && argc - i > 1)
{
quota_warn_percent = atoi(argv[i+1]);
++i;
continue;
}
if (strcmp(argv[i], "-W") == 0 && argc - i > 1)
{
quota_warn_msg = argv[i+1];
++i;
continue;
}
break;
}
if (i >= argc || quota_warn_percent < -1 || quota_warn_percent > 100)
{
fprintf(stderr, "Usage: %s [-c] [-w percent] maildir\n",
argv[0]);
exit(73);
}
dir=argv[i];
++i;
if (i < argc)
quota=argv[i];
if (fstat(0, &stat_buf) == 0 && S_ISREG(stat_buf.st_mode) &&
stat_buf.st_size > 0)
{
struct maildirsize info;
int doquota=maildirquota_countfolder(dir);
if (doquota &&
maildir_quota_add_start(dir, &info, stat_buf.st_size, 1,
quota))
{
if (quota_warn_percent >= 0)
maildir_deliver_quota_warning(dir, quota_warn_percent,
quota_warn_msg);
printf("Mail quota exceeded.\n");
exit(77);
}
deliver(0, dir, stat_buf.st_size,
auto_create, quota_warn_percent, NULL, quota,
quota_warn_msg);
if (doquota)
maildir_quota_add_end(&info, stat_buf.st_size, 1);
exit(0);
}
deliver(0, dir, 0, auto_create, quota_warn_percent, NULL, quota,
quota_warn_msg);
exit(0);
}
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