std::string SubmitFile::QueueID()
{
char result[NUMBUFSIZE+1];
libmail_strh_ino_t(ctlinodenum, result);
return std::string(result) + "." + basemsgid;
}
static void print_uidl(unsigned i)
{
const char *p;
if (enomem_1msg)
/* Error recovery - out of disk space, see comments
** at the beginning of this file.
*/
{
char dev_buf[NUMBUFSIZE];
char ino_buf[NUMBUFSIZE];
char mtime_buf[NUMBUFSIZE];
printed(printf("ENOMEM-%s-%s-%s\r\n",
libmail_strh_time_t(enomem_stat.st_mtime, mtime_buf),
libmail_strh_dev_t(enomem_stat.st_dev, dev_buf),
libmail_strh_ino_t(enomem_stat.st_ino, ino_buf))
);
return;
}
if (msglist_a[i]->uid.n != 0)
{
/* VERSION 1 and VERSION 2 UIDL */
printed(printf((msglist_a[i]->uid.uidv ?
"UID%lu-%lu\r\n":"UID%lu\r\n"),
msglist_a[i]->uid.n, msglist_a[i]->uid.uidv));
return;
}
/* VERSION 0 UIDL */
p=strchr(msglist_a[i]->filename, '/')+1;
while (*p && *p != MDIRSEP[0])
{
if (*p < 0x21 || *p > 0x7E || *p == '\'' || *p == '"' ||
*p == '+')
printed(printf("+%02X", (int)(unsigned char)*p));
else
printchar(*p);
++p;
}
printed(printf("\r\n"));
}
static int maildir_tmpcreate_fd_do(struct maildir_tmpcreate_info *info)
{
const char *maildir=info->maildir;
const char *uniq=info->uniq;
const char *hostname=info->hostname;
char hostname_buf[256];
char time_buf[NUMBUFSIZE];
char usec_buf[NUMBUFSIZE];
char pid_buf[NUMBUFSIZE];
char len_buf[NUMBUFSIZE+3];
char dev_buf[NUMBUFSIZE];
char ino_buf[NUMBUFSIZE];
struct timeval tv;
struct stat stat_buf;
int fd;
if (!maildir)
maildir=".";
if (!uniq)
uniq="";
if (!hostname || !*hostname)
{
hostname_buf[sizeof(hostname_buf)-1]=0;
if (gethostname(hostname_buf, sizeof(hostname_buf)-1) < 0)
strcpy(hostname_buf, "localhost");
hostname=hostname_buf;
}
gettimeofday(&tv, NULL);
libmail_str_time_t(tv.tv_sec, time_buf);
libmail_str_time_t(tv.tv_usec, usec_buf);
libmail_str_pid_t(getpid(), pid_buf);
len_buf[0]=0;
if (info->msgsize > 0)
{
strcpy(len_buf, ",S=");
libmail_str_size_t(info->msgsize, len_buf+3);
}
if (info->tmpname)
free(info->tmpname);
info->tmpname=malloc(strlen(maildir)+strlen(uniq)+
strlen(hostname)+strlen(time_buf)+
strlen(usec_buf)+
strlen(pid_buf)+strlen(len_buf)+100);
if (!info->tmpname)
{
maildir_tmpcreate_free(info);
return -1;
}
strcpy(info->tmpname, maildir);
strcat(info->tmpname, "/tmp/");
strcat(info->tmpname, time_buf);
strcat(info->tmpname, ".M");
strcat(info->tmpname, usec_buf);
strcat(info->tmpname, "P");
strcat(info->tmpname, pid_buf);
if (*uniq)
strcat(strcat(info->tmpname, "_"), uniq);
strcat(info->tmpname, ".");
strcat(info->tmpname, hostname);
strcat(info->tmpname, len_buf);
if (stat( info->tmpname, &stat_buf) == 0)
{
maildir_tmpcreate_free(info);
errno=EAGAIN;
return -1;
}
if (errno != ENOENT)
{
maildir_tmpcreate_free(info);
if (errno == EAGAIN)
errno=EIO;
return -1;
}
if ((fd=maildir_safeopen_stat(info->tmpname, O_CREAT|O_RDWR|O_TRUNC,
info->openmode, &stat_buf)) < 0)
{
maildir_tmpcreate_free(info);
return -1;
}
libmail_strh_dev_t(stat_buf.st_dev, dev_buf);
libmail_strh_ino_t(stat_buf.st_ino, ino_buf);
if (info->newname)
free(info->newname);
info->newname=NULL;
if (info->curname)
free(info->curname);
info->curname=NULL;
info->newname=malloc(strlen(info->tmpname)+strlen(ino_buf)+
strlen(dev_buf)+3);
if (info->newname)
{
info->curname=malloc(strlen(info->tmpname)+strlen(ino_buf)+
strlen(dev_buf)+3);
if (!info->curname)
{
free(info->newname);
info->newname=NULL;
}
}
if (!info->newname)
{
maildir_tmpcreate_free(info);
unlink(info->tmpname);
close(fd);
if (errno == EAGAIN)
errno=EIO;
return -1;
}
strcpy(info->newname, maildir);
strcat(info->newname, "/new/");
strcat(info->newname, time_buf);
strcat(info->newname, ".M");
strcat(info->newname, usec_buf);
strcat(info->newname, "P");
strcat(info->newname, pid_buf);
strcat(info->newname, "V");
strcat(info->newname, dev_buf);
strcat(info->newname, "I");
strcat(info->newname, ino_buf);
if (*uniq)
strcat(strcat(info->newname, "_"), uniq);
strcat(info->newname, ".");
strcat(info->newname, hostname);
strcat(info->newname, len_buf);
strcpy(info->curname, info->newname);
memcpy(info->curname + strlen(maildir)+1, "cur", 3);
return fd;
}
void SubmitFile::openctl()
{
std::string filename;
ctlfile.close();
if (num_control_files_created == 0) // First recipient
{
for (;;)
{
const char *timeptr, *pidptr, *hostnameptr;
getnewtmpfilenameargs(&timeptr, &pidptr,
&hostnameptr);
filename=name1stctlfile();
current_submit_file=this;
int nfd=open(filename.c_str(),
O_WRONLY | O_TRUNC | O_CREAT | O_EXCL | O_APPEND,
PERMISSION);
if (nfd >= 0)
ctlfile.fd(nfd);
if (nfd >= 0 || errno != EEXIST)
break;
current_submit_file=0;
sleep(3);
}
++num_control_files_created;
if (ctlfile.fd() < 0)
{
//
// One reason why we may not be able to create it
// would be if the subdirectory, based on current time,
// does not exist, so fork a tiny program to create it,
// with the right permissions
//
pid_t p=fork();
pid_t w;
int wait_stat;
if (p == -1)
{
clog_msg_start_err();
clog_msg_str("fork: ");
clog_msg_errno();
}
if (p == 0)
{
filename=std::string(filename.begin(),
std::find(filename.begin()
, filename.end()
, '/'));
execl(LIBEXECDIR "/courier/submitmkdir",
"submitmkdir", filename.c_str(),
(char *)0);
exit(0);
}
while ((w=wait(&wait_stat)) != p)
if (w == -1 && errno == ECHILD) break;
int nfd=open(filename.c_str(),
O_WRONLY | O_TRUNC | O_CREAT | O_EXCL | O_APPEND,
PERMISSION);
if (nfd >= 0)
ctlfile.fd(nfd);
}
}
else
{
++num_control_files_created;
filename=namefile("C", num_control_files_created);
int nfd=open(filename.c_str(),
O_WRONLY | O_TRUNC | O_CREAT | O_EXCL | O_APPEND,
PERMISSION);
if (nfd >= 0)
ctlfile.fd(nfd);
}
if (ctlfile.fd() < 0) clog_msg_errno();
struct stat stat_buf;
char ino_buf[sizeof(ino_t)*2+1];
if (fstat(ctlfile.fd(), &stat_buf) != 0)
clog_msg_errno();
rcptcount=0;
if (num_control_files_created == 1)
{
char time_buf[sizeof(time_t)*2+1];
char pid_buf[sizeof(time_t)*2+1];
char msgidbuf[sizeof(time_buf)+sizeof(pid_buf)];
ctltimestamp=stat_buf.st_mtime;
ctlpid=getpid();
strcat(strcat(strcpy(msgidbuf,
libmail_strh_time_t(ctltimestamp, time_buf)), "."),
libmail_strh_pid_t(getpid(), pid_buf));
basemsgid=msgidbuf;
ctlinodenum=stat_buf.st_ino;
}
libmail_strh_ino_t( stat_buf.st_ino, ino_buf );
ctlfile << COMCTLFILE_SENDER << sender << std::endl
<< COMCTLFILE_FROMMTA << frommta << std::endl
<< COMCTLFILE_ENVID << envid << std::endl
<< COMCTLFILE_DSNFORMAT << dsnformat << std::endl
<< COMCTLFILE_MSGID << ino_buf << '.' << basemsgid << std::endl;
if (submitdelay)
ctlfile << COMCTLFILE_SUBMITDELAY << submitdelay << std::endl;
ctlfile << std::flush;
}