void presub(unsigned long from,unsigned long to,stralloc *subject,
int factype, /* action type (AC_THREAD,AC_GET,AC_DIGEST) */
char format) /* output format type (see idx.h) */
/* Starts within header, outputs "subject" and optional headers, terminates*/
/* header and handles output before table-of-contents */
{
switch(format) {
case MIME:
case VIRGIN:
case NATIVE:
case MIXED:
hdr_mime((format == MIXED) ? CTYPE_MULTIPART : CTYPE_DIGEST);
hdr_add2("Subject: ",subject->s,subject->len);
hdr_boundary(0);
hdr_ctype(CTYPE_TEXT);
hdr_transferenc(); /* content-transfer-enc header if needed */
break;
case RFC1153:
hdr_mime(CTYPE_TEXT);
hdr_add2("Subject: ",subject->s,subject->len);
qmail_puts(&qq,"\n");
flagcd = '\0'; /* We make 8-bit messages, not QP/base64 for rfc1153 */
break; /* Since messages themselves aren't encoded */
}
if (!stralloc_cats(subject,"\n\n")) die_nomem();
code_qput(subject->s,subject->len);
if (format != NATIVE && factype != AC_THREAD && factype != AC_INDEX) {
strnum[fmt_ulong(strnum,from)] = 0;
strnum2[fmt_ulong(strnum2,to)] = 0;
code_qputs(MSG2(TXT_TOP_TOPICS,strnum,strnum2));
}
}
void doheaders(void)
{
int flaggoodfield,match;
if (act == AC_DIGEST)
copy(&qq,"headeradd",'H');
hdr_add2s("Mailing-List: ",MSG(TXT_MAILING_LIST));
if (listid.len > 0)
hdr_add2("List-ID: ",listid.s,listid.len);
hdr_datemsgid(when);
hdr_from("-help");
if (!stralloc_copys(&mydtline,"Delivered-To: responder for ")) die_nomem();
if (!stralloc_catb(&mydtline,outlocal.s,outlocal.len)) die_nomem();
if (!stralloc_cats(&mydtline,"@")) die_nomem();
if (!stralloc_catb(&mydtline,outhost.s,outhost.len)) die_nomem();
if (!stralloc_cats(&mydtline,"\n")) die_nomem();
qmail_put(&qq,mydtline.s,mydtline.len);
flaggoodfield = 0;
if (act != AC_DIGEST)
for (;;) {
if (getln(&ssin,&line,&match,'\n') == -1)
strerr_die2sys(111,FATAL,MSG(ERR_READ_INPUT));
if (!match) break;
if (line.len == 1) break;
if ((line.s[0] != ' ') && (line.s[0] != '\t')) {
flaggoodfield = 0;
if (case_startb(line.s,line.len,"mailing-list:")) {
if (flageditor) /* we may be running from a sublist */
flaggoodfield = 0;
else
strerr_die2x(100,FATAL,MSG(ERR_MAILING_LIST));
}
if (line.len == mydtline.len)
if (byte_equal(line.s,line.len,mydtline.s))
strerr_die2x(100,FATAL,MSG(ERR_LOOPING));
if (case_startb(line.s,line.len,"delivered-to:"))
flaggoodfield = 1;
if (case_startb(line.s,line.len,"received:"))
flaggoodfield = 1;
}
if (flaggoodfield)
qmail_put(&qq,line.s,line.len);
}
}
void msg_headers(int act)
/* Writes all the headers up to but not including subject */
{
int flaggoodfield;
int flaggetfrom;
unsigned int pos;
hdr_add2s("Mailing-List: ",MSG(TXT_MAILING_LIST));
if (listid.len > 0)
hdr_add2("List-ID: ",listid.s,listid.len);
quote("ed,&outlocal); /* quoted has outlocal */
qmail_puts(&qq,"List-Help: <mailto:"); /* General rfc2369 headers */
qmail_put(&qq,quoted.s,quoted.len);
qmail_puts(&qq,"-help@");
qmail_put(&qq,outhost.s,outhost.len);
qmail_puts(&qq,">\nList-Post: <mailto:");
qmail_put(&qq,quoted.s,quoted.len);
qmail_puts(&qq,"@");
qmail_put(&qq,outhost.s,outhost.len);
qmail_puts(&qq,">\nList-Subscribe: <mailto:");
qmail_put(&qq,quoted.s,quoted.len);
qmail_puts(&qq,"-subscribe@");
qmail_put(&qq,outhost.s,outhost.len);
qmail_puts(&qq,">\n");
hdr_datemsgid(when);
/* differnt "From:" for help to break auto-responder loops */
hdr_from((act == AC_HELP) ? "-return-" : "-help");
quote2("ed,target.s);
hdr_add2("To: ",quoted.s,quoted.len);
stralloc_copys(&mydtline,"Delivered-To: responder for ");
stralloc_catb(&mydtline,outlocal.s,outlocal.len);
stralloc_cats(&mydtline,"@");
stralloc_catb(&mydtline,outhost.s,outhost.len);
stralloc_cats(&mydtline,"\n");
qmail_put(&qq,mydtline.s,mydtline.len);
flaggoodfield = 0;
/* do it for -sc, but if the -S flag is used, do it for -subscribe */
flaggetfrom = flagstorefrom &&
((act == AC_SC) || ((act == AC_SUBSCRIBE) && !flagsubconf));
for (;;) {
if (gethdrln(&ssin,&line,&match,'\n') == -1)
strerr_die2sys(111,FATAL,MSG(ERR_READ_INPUT));
if (!match) break;
if (line.len == 1) break;
flaggoodfield = 0;
if (case_startb(line.s,line.len,"mailing-list:"))
strerr_die2x(100,FATAL,MSG(ERR_MAILING_LIST));
if (line.len == mydtline.len)
if (byte_equal(line.s,line.len,mydtline.s))
strerr_die2x(100,FATAL,MSG(ERR_LOOPING));
if (case_startb(line.s,line.len,"delivered-to:"))
flaggoodfield = 1;
else if (case_startb(line.s,line.len,"received:"))
flaggoodfield = 1;
else if (case_startb(line.s,line.len,"content-transfer-encoding:")) {
pos = 26;
while (line.s[pos] == ' ' || line.s[pos] == '\t') ++pos;
if (case_startb(line.s+pos,line.len-pos,"base64"))
encin = 'B';
else if (case_startb(line.s+pos,line.len-pos,"quoted-printable"))
encin = 'Q';
} else if (flaggetfrom && case_startb(line.s,line.len,"from:")) {
/* for logging subscriber data */
concatHDR(line.s+5,line.len-5,&fromline);
}
if (flaggoodfield)
qmail_put(&qq,line.s,line.len);
}
hdr_mime(flagcd ? CTYPE_MULTIPART : CTYPE_TEXT);
}
void main(int argc,char **argv)
{
char *def;
char *local;
const char *action = "";
char *psz;
const char *err;
int fd;
unsigned int i,j;
int flagremote;
int match;
int goodexit = 0; /* exit code for normal exit */
/* in manager this will be set to 0 */
unsigned long from,u,to,issue,prevmax;
unsigned long mno = 0;
unsigned long chunk;
unsigned long subs = 0;
unsigned int pos,pos1;
unsigned int len;
int opt;
char outformat = 0;
msgentry *msgtable;
subentry *subtable;
authentry *authtable;
dateentry *datetable;
struct datetime dt;
char date[DATE822FMT];
(void) umask(022);
sig_pipeignore();
when = now();
datetime_tai(&dt,when);
opt = getconfopt(argc,argv,options,1,0);
initsub(0);
if (flagformat != 0)
if (FORMATS[str_chr(FORMATS,flagformat[0])])
outformat = flagformat[0];
if (outformat == 0) {
outformat =
(getconf_line(&line,"digformat",0)
&& FORMATS[str_chr(FORMATS,line.s[0])])
? line.s[0]
: DEFAULT_FORMAT;
}
/* code to activate digest (-digest-code)*/
if ((digestcode = argv[opt]) == 0) {
if (getconf_line(&digestcodefile,"digestcode",0)
&& digestcodefile.len > 0) {
if (!stralloc_0(&digestcodefile)) die_nomem();
digestcode = digestcodefile.s;
}
}
/* ignore any extra args */
if (!stralloc_copy(&subject,&outlocal)) die_nomem(); /* for subjects */
if (!stralloc_copy(&listname,&outlocal)) die_nomem(); /* for content disp */
local = env_get("LOCAL");
def = env_get("DEFAULT");
sender = get_sender();
if (local && *local) { /* in editor local = outlocal */
if (!sender) strerr_die2x(100,FATAL,MSG(ERR_NOSENDER));
if (!*sender)
strerr_die2x(100,FATAL,MSG(ERR_BOUNCE));
if (str_equal(sender,"#@[]"))
strerr_die2x(100,FATAL,MSG(ERR_BOUNCE));
if (!sender[str_chr(sender,'@')])
strerr_die2x(100,FATAL,MSG(ERR_ANONYMOUS));
if (def) {
if (*def) {
action = def;
goodexit = 99;
} else
_exit(0); /* list-@host should do -help from manager */
} else { /* editor */
act = AC_DIGEST; /* on list-@host ! */
flageditor = 1; /* to avoid Mailing-list error on sublists */
/* when running out of dir/editor. */
}
if (case_starts(action,"dig")) {
action += 3;
if (action[0] == '-' || action [0] == '.') {
action++;
if (!digestcode)
strerr_die2x(100,FATAL,MSG(ERR_BAD_DIGCODE));
len = str_len(digestcode);
if (len <= str_len(action) && case_startb(action,len,digestcode)) {
if (FORMATS[str_chr(FORMATS,*(action+len))])
outformat = *(action+len);
act = AC_DIGEST;
} else
strerr_die2x(100,FATAL,MSG(ERR_BAD_DIGCODE));
}
}
} else /* Command line operation */
act = AC_DIGEST;
/* Things we deal with. If anything else just die with success! */
/* At the moment this is -index, -thread, and -get. */
/* If flagdo = 0 we only service -dig commands. This is to support*/
/* "secret" lists that are still archived and digested. -c on */
/* cmd line. */
if (act == AC_NONE) {
if (case_equals(action,ACTION_DIGEST)) {
act = AC_GET; /* list-digest@ => msg since last digest */
action = ACTION_GET;
} else if (case_starts(action,ACTION_GET) || case_starts(action,ALT_GET))
act = AC_GET;
else if (case_starts(action,ACTION_INDEX) || case_starts(action,ALT_INDEX))
act = AC_INDEX;
else if (case_starts(action,ACTION_THREAD) ||
case_starts(action,ALT_THREAD))
act = AC_THREAD;
}
if (act == AC_NONE) /* not for us. Pass the buck. */
_exit(0);
if (act != AC_INDEX) { /* need to do header processing */
if(!getconf(&digheaders,"digheaders",0)) {
if(!stralloc_copys(&digheaders,digsz)) die_nomem();
if (!stralloc_0(&digheaders)) die_nomem();
psz = digheaders.s;
while (*psz) {
if (*psz == '\\') *psz = '\0';
++psz;
}
}
if (!constmap_init(&digheadersmap,digheaders.s,digheaders.len,0))
die_nomem();
}
if (act != AC_DIGEST) {
if (!flagdo) /* only do digests */
strerr_die2x(100,FATAL,MSG(ERR_NOCMD));
if (flagpublic < 0)
flagpublic = !getconf_isset("modgetonly") && getconf_isset("public");
if (!flagpublic) {
/* This all to take care of non-public lists. They should*/
/* still do digests, but do other things only for */
/* moderators that have remote access. Since this is rare*/
/* efforts have been made to keep everything that's not */
/* needed elsewhere in here. */
getconf_line(&moddir,"modsub",0);
flagremote = getconf_line(&line,"remote",0);
if (!flagremote)
strerr_die2x(100,FATAL,MSG(ERR_NOT_PUBLIC));
if (!moddir.len) {
if (line.len) {
if (!stralloc_copy(&moddir,&line)) die_nomem();
} else {
if (!stralloc_copys(&moddir,"mod")) die_nomem();
}
}
if (!stralloc_0(&moddir)) die_nomem();
ismod = issub(moddir.s,sender,&mod);
if (!ismod) /* sender = moderator? */
strerr_die2x(100,FATAL,MSG(ERR_NOT_PUBLIC));
}
}
if (act == AC_DIGEST) {
workdir = "digest";
if (!stralloc_cats(&outlocal,"-digest")) die_nomem();
if (getconf_line(&line,"chunk",0)) {
if (!stralloc_0(&line)) die_nomem();
(void) scan_ulong(line.s,&chunk); /* same chunk as main list */
if (chunk == 0) /* limit range to 1-53 */
chunk = 1L;
else if (chunk > 52)
chunk = 52L;
} else {
chunk = 0L;
}
} else
workdir = ".";
if (!flagarchived)
strerr_die2x(100,FATAL,MSG(ERR_NOT_ARCHIVED));
if (qmail_open(&qq) == -1)
strerr_die2sys(111,FATAL,MSG(ERR_QMAIL_QUEUE));
set_cpnum(""); /* default for <#n#> replacement */
switch (act) {
case AC_DIGEST:
/* -dig{.|-}'digestcode'[f] returns an rfc1153 digest */
/* of messages from the archive. Messages */
/* dignum+1 through the last message received by the list are processed and */
/* dignum is updated to the last message processed. digissue is advanced. */
get_num(); /* max = last successful message */
to = max;
lockup(); /* another digest could corrupt dignum */
/* but will be saved only if flagdigrange==0 */
if(getconf_line(&num,"dignum",0)) {
if(!stralloc_0(&num)) die_nomem();
pos = scan_ulong(num.s,&prevmax);
if (num.s[pos] == ':') pos++;
pos += 1 + scan_ulong(num.s+pos,&cumsize); /* last cumsize */
if (num.s[pos] == ':') pos++;
scan_ulong(num.s+pos,&digwhen); /* last reg dig */
} else {
prevmax = 0L;
cumsize = 0L;
digwhen = 0L;
}
mno = prevmax + 1L;
if(!max || mno > max) /* if a digest-list is "sending" the request, */
/* don't make noise: errors go to postmaster!*/
strerr_die2x(goodexit,FATAL,MSG(ERR_EMPTY_DIGEST));
szmsgnum[fmt_ulong(szmsgnum,mno)] = '\0';
set_cpnum(szmsgnum); /* for copy */
/* prepare subject to get entropy for tagmsg*/
if (!stralloc_cats(&subject," Digest ")) die_nomem();
if (!stralloc_catb(&subject,date,date822fmt(date,&dt)-1))
die_nomem(); /* skip trailing in date '\n' */
if (!stralloc_cats(&subject," Issue ")) die_nomem();
if (getconf_line(&num,"digissue",0)) {
if(!stralloc_0(&num)) die_nomem();
scan_ulong(num.s,&issue);
issue++;
} else {
issue = 1;
}
if (!stralloc_catb(&subject,strnum,fmt_ulong(strnum,issue)))
die_nomem();
/* use the subject as entropy */
if (!stralloc_copy(&line,&subject)) die_nomem();
if (!stralloc_0(&line)) die_nomem();
if (!stralloc_ready(&seed,HASHLEN+1)) die_nomem();
seed.len = HASHLEN + 1;
seed.s[HASHLEN] = '\0';
makehash(line.s,line.len,seed.s);
if (chunk) { /* only if slaves are used */
qmail_puts(&qq,"Ezauth: ");
qmail_put(&qq,seed.s,HASHLEN);
qmail_puts(&qq,"\n");
}
doheaders();
qmail_puts(&qq,"To: ");
if (!quote("ed,&listname)) die_nomem();
qmail_put(&qq,quoted.s,quoted.len);
qmail_puts(&qq,"@");
qmail_put(&qq,outhost.s,outhost.len);
qmail_puts(&qq,"\n");
if (flagindexed && (outformat != NATIVE))
idx_mkthreads(&msgtable,&subtable,&authtable,&datetable,
mno,to,max,flaglocked);
else
idx_mklist(&msgtable,&subtable,&authtable,mno,to);
digest(msgtable,subtable,authtable,mno,to,&subject,AC_DIGEST,outformat);
write_ulong(issue,0L,0L,"digissue","digissuen");
write_ulong(max,cumsizen, (unsigned long) when,"dignum","dignumn");
break;
case AC_GET:
/* -get[-|\.][[num].num2] copies archive num-num2. num & num2 are adjusted */
/* to be > 0 and <= last message, to num2 >= num and to num2-num <= MAXGET. */
zapnonsub(ACTION_GET); /* restrict to subs if requested */
tosender();
/* for rfc1153 */
if (!stralloc_cats(&subject," Digest of: ")) die_nomem();
if (!stralloc_cats(&subject,action)) die_nomem();
to = 0;
pos = str_len(ACTION_GET);
if (!case_starts(action,ACTION_GET))
pos = str_len(ALT_GET);
if (FORMATS[str_chr(FORMATS,action[pos])]) {
outformat = action[pos];
++pos;
}
/* optional - or . after '-get' */
if (action[pos] == '-' || action[pos] == '.') pos++;
get_num(); /* max = last successful message */
/* accept any separator. It may be */
/* the terminal '\n', but then */
/* scan will = 0 on the \0 so should*/
/* be safe */
if (!max)
strerr_die2x(100,FATAL,MSG(ERR_EMPTY_LIST));
szmsgnum[fmt_ulong(szmsgnum,max)] = '\0';
set_cpnum(szmsgnum); /* for copy this is the latest message arch'd*/
doheaders();
if(action[pos += scan_ulong(action + pos,&u)])
scan_ulong(action + pos + 1, &to);
if (u == 0 && to == 0) { /* default: messages since last */
/* digest, or last MAXGET if too many */
to= max;
u = dignum();
if (u == 0) { /* no digest => last up to HISTGET msgs */
to = max;
if (max > HISTGET) u = max - HISTGET; else u = 1;
}
if (to - u >= MAXGET) u = to - MAXGET + 1; /* max MAXGET */
} else if (u > max) {
if (to) { /* -get.999999_x returns 30 and msg since last*/
to = max; /* digest 30*/
u = dignum();
if (u > HISTGET) u -= HISTGET; else u = 1;
if (to - u >= MAXGET) u = to - MAXGET + 1;
} else
u = max;
}
if (u == 0) u = 1; /* -get.5 => 1-5 */
if (to < u) to = u; /* -get23_2 => 23 */
if (to >= u + MAXGET) to = u + MAXGET - 1;
/* no more than MAXGET at a time */
if (to > max) to = max;
if (flagindexed && (outformat != NATIVE)) /* fake out threading */
idx_mkthreads(&msgtable,&subtable,&authtable,&datetable,
u,to,max,0);
else
idx_mklist(&msgtable,&subtable,&authtable,u,to);
digest(msgtable,subtable,authtable,u,to,&subject,AC_GET,outformat);
break;
case AC_INDEX:
/* -index[f][#|-|\.][[num][.num2] Show subject index for messages num-num2 in*/
/* sets of 100. */
/* Default last 2 sets. num and num2 are made reasonable as for get. num2 is */
/* limited to num+MAXINDEX to limit the amount of data sent. */
if (!flagindexed)
strerr_die2x(100,FATAL,MSG(ERR_NOT_INDEXED));
zapnonsub(ACTION_INDEX); /* restrict to subs if requested */
to = 0;
pos = str_len(ACTION_INDEX);
if (!case_starts(action,ACTION_INDEX))
pos = str_len(ALT_INDEX);
if (FORMATS[str_chr(FORMATS,action[pos])]) {
outformat = action[pos]; /* ignored, but be nice ... */
++pos;
}
get_num(); /* max = last successful message */
if (!max)
strerr_die2x(100,FATAL,MSG(ERR_EMPTY_LIST));
szmsgnum[fmt_ulong(szmsgnum,max)] = '\0';
set_cpnum(szmsgnum); /* for copy this is the latest message arch'd*/
doheaders();
tosender();
if (!stralloc_cats(&subject," Result of: ")) die_nomem();
if (!stralloc_cats(&subject,action)) die_nomem();
presub(1,1,&subject,AC_INDEX,outformat);
if (action[pos] == '-' || action[pos] == '.') pos++;
if(action[pos += scan_ulong(action + pos,&u)])
scan_ulong(action + pos + 1, &to);
if (u == 0 && to == 0) { to = max; u = max - 100; }
if (u <= 0) u = 1;
if (u > max) u = max;
if (to < u) to = u;
if (to > u + MAXINDEX) to = u+MAXINDEX; /* max MAXINDEX index files */
if (to > max) to = max;
u /= 100;
to /= 100;
while (u <= to) {
if (!stralloc_copys(&fn,"archive/")) die_nomem();
if (!stralloc_catb(&fn,strnum,fmt_ulong(strnum,u))) die_nomem();
if (!stralloc_cats(&fn,"/index")) die_nomem();
if (!stralloc_0(&fn)) die_nomem();
if (u == max/100) /* lock if last index file in archive */
lockup();
fd = open_read(fn.s);
if (fd == -1)
if (errno != error_noent)
strerr_die2sys(111,FATAL,MSG1(ERR_OPEN,fn.s));
else
code_qputs(MSG(TXT_NOINDEX));
else {
substdio_fdbuf(&sstext,read,fd,textbuf,sizeof(textbuf));
for (;;) {
if (getln(&sstext,&line,&match,'\n') == -1)
strerr_die2sys(111,FATAL,MSG1(ERR_READ,fn.s));
if (match) {
if (line.s[0] != '\t') { /* subject line */
pos = byte_chr(line.s,line.len,' ');
pos1 = 0;
if (pos && pos != line.len && line.s[pos - 1] == ':')
pos1 = pos + HASHLEN + 1; /* after hash */
if (pos1 >= line.len) { /* bad! */
pos = 0;
pos1 = 0; /* output as is */
}
if (!stralloc_copyb(&line2,line.s,pos)) die_nomem();
if (!stralloc_catb(&line2,line.s+pos1,line.len-pos1)) die_nomem();
} else {
pos = byte_chr(line.s,line.len,';');
if (pos + HASHLEN + 1 < line.len && pos > 15 &&
line.s[pos + 1] != ' ') {
if (!stralloc_copyb(&line2,line.s,pos - 15)) die_nomem();
pos++;
if (!stralloc_catb(&line2,line.s + pos + HASHLEN,
line.len - pos - HASHLEN)) die_nomem();
} else /* old format - no author hash */
if (!stralloc_copyb(&line2,line.s,line.len)) die_nomem();
}
code_qput(line2.s,line2.len);
} else
break;
}
close(fd);
}
if (u == max/100) /* unlock if last index in archive file */
unlock();
u++;
}
normal_bottom(outformat);
postmsg(outformat);
break;
case AC_THREAD:
/* -thread[f][-|.]num returns messages with subject matching message */
/* 'num' in the subject index. If 'num' is not in[1..last_message] an error */
/* message is returned. */
if (!flagindexed)
strerr_die2x(100,FATAL,MSG(ERR_NOT_INDEXED));
zapnonsub(ACTION_THREAD); /* restrict to subs if requested*/
get_num(); /* max = last successful message */
if (!max)
strerr_die2x(100,FATAL,MSG(ERR_EMPTY_LIST));
szmsgnum[fmt_ulong(szmsgnum,max)] = '\0';
set_cpnum(szmsgnum); /* for copy this is the latest message arch'd*/
doheaders();
tosender();
/* for rfc1153 */
if (!stralloc_cats(&subject," Digest of: ")) die_nomem();
if (!stralloc_cats(&subject,action)) die_nomem();
to = 0;
pos = str_len(ACTION_THREAD);
if (!case_starts(action,ACTION_THREAD))
pos = str_len(ALT_THREAD);
if (FORMATS[str_chr(FORMATS,action[pos])]) {
outformat = action[pos];
++pos;
}
if (action[pos] == '-' || action[pos] == '.') pos++;
if(action[pos += scan_ulong(action + pos,&u)])
scan_ulong(action + pos + 1, &to);
if(u == 0 || u > max) {
hdr_add2("Subject: ",subject.s,subject.len);
qmail_puts(&qq,"\n");
copy(&qq,"text/get-bad",flagcd);
} else { /* limit range to at most u-THREAD_BEFORE to u+THREAD_AFTER */
if (u > THREAD_BEFORE)
from = u-THREAD_BEFORE;
else
from = 1L;
if (u + THREAD_AFTER > max) {
idx_mkthread(&msgtable,&subtable,&authtable,from,max,u,max,0);
digest(msgtable,subtable,authtable,from,max,&subject,
AC_THREAD,outformat);
} else {
idx_mkthread(&msgtable,&subtable,&authtable,
from,u+THREAD_AFTER,u,max,0);
digest(msgtable,subtable,authtable,from,u+THREAD_AFTER,
&subject,AC_THREAD,outformat);
}
}
break;
default:
/* This happens if the initial check at the beginning of 'main' */
/* matches something that isn't matched here. Conversely, just */
/* adding an action here is not enough - it has to be added to the */
/* initial check as well. */
strerr_die2x(100,FATAL,
"Program error: I'm supposed to deal with this but I didn't");
}
if (!stralloc_copy(&line,&outlocal)) die_nomem();
if (act == AC_DIGEST) {
if (chunk) {
if (!stralloc_cats(&line,"-return-g-")) die_nomem();
} else
if (!stralloc_cats(&line,"-return-")) die_nomem();
strnum[fmt_ulong(strnum,mno)] = '\0';
if (!stralloc_cats(&line,strnum)) die_nomem();
if (!stralloc_cats(&line,"-@")) die_nomem();
if (!stralloc_cat(&line,&outhost)) die_nomem();
if (!stralloc_cats(&line,"-@[]")) die_nomem();
} else {
if (!stralloc_cats(&line,"-return-@")) die_nomem();
if (!stralloc_cat(&line,&outhost)) die_nomem();
}
if (!stralloc_0(&line)) die_nomem();
qmail_from(&qq,line.s);
if (act == AC_DIGEST) { /* Do recipients */
tagmsg(mno,seed.s,"d",hashout,qq.msgbytes,chunk);
if (chunk) {
if (!stralloc_copys(&line,"T")) die_nomem();
if (!stralloc_cat(&line,&outlocal)) die_nomem();
if (!stralloc_cats(&line,"-s-d-")) die_nomem();
if (!stralloc_catb(&line,hashout,COOKIE)) die_nomem();
if (!stralloc_cats(&line,"-")) die_nomem();
if (!stralloc_cats(&line,strnum)) die_nomem();
if (!stralloc_cats(&line,"-")) die_nomem();
if (!stralloc_copys(&line2,"@")) die_nomem();
if (!stralloc_cat(&line2,&outhost)) die_nomem();
if (!stralloc_0(&line2)) die_nomem();
j = 0;
for (i = 0; i <= 52; i += chunk) { /* To slaves */
qmail_put(&qq,line.s,line.len);
schar[0] = '0' + i / 10;
schar[1] = '0' + (i % 10);
qmail_put(&qq,schar,3);
j += (chunk - 1);
if (j > 52) j = 52;
schar[0] = '0' + j / 10;
schar[1] = '0' + (j % 10);
qmail_put(&qq,schar,2);
qmail_put(&qq,line2.s,line2.len);
}
} else
subs = putsubs(workdir,0L,52L,&subto);
} else { /* if local is set, sender is checked */
if (ismod)
qmail_to(&qq,mod.s);
else
qmail_to(&qq,sender);
}
if (*(err = qmail_close(&qq)) == '\0') { /* Done. Skip rest. */
if (act == AC_DIGEST) {
if (chunk)
(void) logmsg(mno,0L,0L,2);
else
(void) logmsg(mno,0L,subs,4);
}
closesub(); /* close db connection */
unlock(); /* NOP if nothing locked */
strnum[fmt_ulong(strnum,qmail_qp(&qq))] = 0;
strerr_die2x(goodexit,"ezmlm-get: info: qp ",strnum);
} else { /* failed. Reset last msg & issue for digest */
if(act == AC_DIGEST) {
issue--;
write_ulong(issue,0L,0L,"digissue","digissuen");
write_ulong(prevmax,cumsize,(unsigned long) digwhen,"dignum","dignumn");
}
unlock(); /* NOP if nothing locked */
strerr_die4x(111,FATAL,MSG(ERR_TMP_QMAIL_QUEUE),": ",err + 1);
}
}
void doit(int flagw)
{
unsigned int i;
int fd;
int match;
int fdhash;
const char *err;
fd = open_read(fn.s);
if (fd == -1) die_read();
substdio_fdbuf(&ssin,read,fd,inbuf,sizeof(inbuf));
if (getln(&ssin,&addr,&match,'\0') == -1) die_read();
if (!match) { close(fd); return; }
if (!issub(workdir,0,addr.s)) { close(fd); /*XXX*/unlink(fn.s); return; }
cookie(hash,"",0,"",addr.s,"");
if (!stralloc_copys(&fnhash,workdir)) die_nomem();
if (!stralloc_cats(&fnhash,"/bounce/h/")) die_nomem();
if (!stralloc_catb(&fnhash,hash,1)) die_nomem();
if (!stralloc_cats(&fnhash,"/h")) die_nomem();
if (!stralloc_catb(&fnhash,hash+1,COOKIE-1)) die_nomem();
if (!stralloc_0(&fnhash)) die_nomem();
if (qmail_open(&qq, (stralloc *) 0) == -1)
strerr_die2sys(111,FATAL,ERR_QMAIL_QUEUE);
hdr_add2("Mailing-List: ",mailinglist.s,mailinglist.len);
if (listid.len > 0)
hdr_add2("\nList-ID: ",listid.s,listid.len);
hdr_datemsgid(now());
if (flagcd) {
if (!stralloc_0(&line)) die_nomem();
}
hdr_from("-help");
if (!quote2("ed,addr.s)) die_nomem();
hdr_add2("To: ",quoted.s,quoted.len);
/* to accomodate transfer-encoding */
hdr_mime(flagcd ? CTYPE_MULTIPART : CTYPE_TEXT);
hdr_listsubject1(flagw ? "probe from " : "warning from ");
if (flagcd) { /* first part for QP/base64 multipart msg */
hdr_boundary(0);
hdr_ctype(CTYPE_TEXT);
hdr_transferenc();
} else
qmail_puts(&qq,"\n");
copy(&qq,"text/top",flagcd);
copy(&qq,flagw ? "text/bounce-probe" : "text/bounce-warn",flagcd);
if (!flagw) {
if (flagdig)
copy(&qq,"text/dig-bounce-num",flagcd);
else
copy(&qq,"text/bounce-num",flagcd);
if (!flagcd) {
fdhash = open_read(fnhash.s);
if (fdhash == -1) {
if (errno != error_noent)
strerr_die4sys(111,FATAL,ERR_OPEN,fnhash.s,": ");
} else {
substdio_fdbuf(&sstext,read,fdhash,textbuf,sizeof(textbuf));
for(;;) {
if (getln(&sstext,&line,&match,'\n') == -1)
strerr_die4sys(111,FATAL,ERR_READ,fnhash.s,": ");
if (!match) break;
code_qput(line.s,line.len);
}
}
close(fdhash);
} else {
if (!stralloc_copys(&line,"")) die_nomem(); /* slurp adds! */
if (slurp(fnhash.s,&line,256) < 0)
strerr_die4sys(111,FATAL,ERR_OPEN,fnhash.s,": ");
code_qput(line.s,line.len);
}
}
copy(&qq,"text/bounce-bottom",flagcd);
if (flagcd) {
if (flagcd == 'B') {
encodeB("",0,&line,2);
qmail_put(&qq,line.s,line.len); /* flush */
}
hdr_boundary(0);
hdr_ctype(CTYPE_MESSAGE);
qmail_puts(&qq,"\n");
}
if (qmail_copy(&qq,&ssin,copylines) < 0) die_read();
close(fd);
if (flagcd) /* end multipart/mixed */
hdr_boundary(1);
strnum[fmt_ulong(strnum,when)] = 0;
cookie(hash,key.s,key.len,strnum,addr.s,flagw ? "P" : "W");
if (!stralloc_copy(&line,&outlocal)) die_nomem();
if (!stralloc_cats(&line,flagw ? "-return-probe-" : "-return-warn-"))
die_nomem();
if (!stralloc_cats(&line,strnum)) die_nomem();
if (!stralloc_cats(&line,".")) die_nomem();
if (!stralloc_catb(&line,hash,COOKIE)) die_nomem();
if (!stralloc_cats(&line,"-")) die_nomem();
i = str_chr(addr.s,'@');
if (!stralloc_catb(&line,addr.s,i)) die_nomem();
if (addr.s[i]) {
if (!stralloc_cats(&line,"=")) die_nomem();
if (!stralloc_cats(&line,addr.s + i + 1)) die_nomem();
}
if (!stralloc_cats(&line,"@")) die_nomem();
if (!stralloc_cat(&line,&outhost)) die_nomem();
if (!stralloc_0(&line)) die_nomem();
qmail_from(&qq,line.s);
qmail_to(&qq,addr.s);
if (*(err = qmail_close(&qq)) != '\0')
strerr_die3x(111,FATAL,ERR_TMP_QMAIL_QUEUE, err + 1);
strnum[fmt_ulong(strnum,qmail_qp(&qq))] = 0;
strerr_warn2("ezmlm-warn: info: qp ",strnum,0);
if (!flagw) {
if (unlink(fnhash.s) == -1)
if (errno != error_noent)
strerr_die4sys(111,FATAL,ERR_DELETE,fnhash.s,": ");
}
if (unlink(fn.s) == -1)
strerr_die4sys(111,FATAL,ERR_DELETE,fn.s,": ");
}
void main(int argc,char **argv)
{
char *sender;
char *def;
char *local;
char *action;
int flaginheader;
int flagcomment;
int flaggoodfield;
int flagdone;
int fd, fdlock;
int match;
const char *err;
char encin = '\0';
unsigned int start,confnum;
unsigned int pos,i;
int child;
int opt;
char *cp,*cpnext,*cpfirst,*cplast,*cpafter;
(void) umask(022);
sig_pipeignore();
when = now();
if (!stralloc_copys(&sendopt,"-")) die_nomem();
opt = getconfopt(argc,argv,options,1,&dir);
sender = get_sender();
if (!sender) strerr_die2x(100,FATAL,MSG(ERR_NOSENDER));
local = env_get("LOCAL");
if (!local) strerr_die2x(100,FATAL,MSG(ERR_NOLOCAL));
def = env_get("DEFAULT");
if (!def) strerr_die2x(100,FATAL,MSG(ERR_NODEFAULT));
if (!*sender)
strerr_die2x(100,FATAL,MSG(ERR_BOUNCE));
if (!sender[str_chr(sender,'@')])
strerr_die2x(100,FATAL,MSG(ERR_ANONYMOUS));
if (str_equal(sender,"#@[]"))
strerr_die2x(100,FATAL,MSG(ERR_BOUNCE));
/* local should be >= def, but who knows ... */
cp = local + str_len(local) - str_len(def) - 2;
if (cp < local) die_badformat();
action = local + byte_rchr(local,cp - local,'-');
if (action == cp) die_badformat();
action++;
if (!action[0]) die_badformat();
if (!str_start(action,ACTION_ACCEPT) && !str_start(action,ACTION_REJECT))
die_badformat();
start = str_chr(action,'-');
if (!action[start]) die_badformat();
confnum = 1 + start + str_chr(action + start + 1,'.');
if (!action[confnum]) die_badformat();
confnum += 1 + str_chr(action + confnum + 1,'.');
if (!action[confnum]) die_badformat();
if (!stralloc_copyb(&fnbase,action+start+1,confnum-start-1)) die_nomem();
if (!stralloc_0(&fnbase)) die_nomem();
cookie(hash,key.s,key.len,fnbase.s,"","a");
if (byte_diff(hash,COOKIE,action+confnum+1))
die_badformat();
fdlock = lockfile("mod/lock");
switch(checkfile(fnbase.s)) {
case 0:
strerr_die2x(100,FATAL,MSG(ERR_MOD_TIMEOUT));
case -1: /* only error if new request != action taken */
if (str_start(action,ACTION_ACCEPT))
strerr_die2x(0,INFO,MSG(ERR_MOD_ACCEPTED));
else
strerr_die2x(100,FATAL,MSG(ERR_MOD_ACCEPTED));
case -2:
if (str_start(action,ACTION_REJECT))
strerr_die2x(0,INFO,MSG(ERR_MOD_REJECTED));
else
strerr_die2x(100,FATAL,MSG(ERR_MOD_REJECTED));
default:
break;
}
/* Here, we have an existing filename in fnbase with the complete path */
/* from the current dir in fnmsg. */
if (str_start(action,ACTION_REJECT)) {
if (qmail_open(&qq, (stralloc *) 0) == -1)
strerr_die2sys(111,FATAL,MSG(ERR_QMAIL_QUEUE));
/* Build recipient from msg return-path */
fd = open_read(fnmsg.s);
if (fd == -1) {
if (errno != error_noent)
strerr_die2sys(111,FATAL,MSG1(ERR_OPEN,fnmsg.s));
else
strerr_die2x(100,FATAL,MSG(ERR_MOD_TIMEOUT));
}
substdio_fdbuf(&sstext,read,fd,textbuf,sizeof(textbuf));
if (getln(&sstext,&line,&match,'\n') == -1 || !match)
strerr_die2sys(111,FATAL,MSG(ERR_READ_INPUT));
maketo(); /* extract SENDER from return-path */
/* Build message */
hdr_add2s("Mailing-List: ",MSG(TXT_MAILING_LIST));
if (listid.len > 0)
hdr_add2("List-ID: ",listid.s,listid.len);
hdr_datemsgid(when);
hdr_from("-owner");
if (replyto)
hdr_add2s("Reply-To: ",replyto);
hdr_add2s("To: ",to.s);
hdr_subject(MSG(SUB_RETURNED_POST));
if (flagmime) {
hdr_mime(CTYPE_MULTIPART);
hdr_boundary(0);
hdr_ctype(CTYPE_TEXT);
hdr_transferenc();
}
copy(&qq,"text/top",flagcd);
copy(&qq,"text/mod-reject",flagcd);
flagcomment = 0;
flaginheader = 1;
if (!stralloc_copys(&text,"")) die_nomem();
if (!stralloc_ready(&text,1024)) die_nomem();
for (;;) { /* copy moderator's rejection comment */
if (getln(subfdin,&line,&match,'\n') == -1)
strerr_die2sys(111,FATAL,MSG(ERR_READ_INPUT));
if (!match) break;
if (flaginheader) {
if (case_startb(line.s,line.len,"Content-Transfer-Encoding:")) {
pos = 26;
while (line.s[pos] == ' ' || line.s[pos] == '\t') ++pos;
if (case_startb(line.s+pos,line.len-pos,"base64"))
encin = 'B';
else if (case_startb(line.s+pos,line.len-pos,"quoted-printable"))
encin = 'Q';
}
if (line.len == 1)
flaginheader = 0;
} else
if (!stralloc_cat(&text,&line)) die_nomem();
} /* got body */
if (encin) {
if (encin == 'B')
decodeB(text.s,text.len,&line);
else
decodeQ(text.s,text.len,&line);
if (!stralloc_copy(&text,&line)) die_nomem();
}
cp = text.s;
cpafter = text.s + text.len;
if (!stralloc_copys(&line,"\n>>>>> -------------------- >>>>>\n"))
die_nomem();
flaggoodfield = 0;
flagdone = 0;
while ((cpnext = cp + byte_chr(cp,cpafter-cp,'\n')) != cpafter) {
i = byte_chr(cp,cpnext-cp,'%');
if (i <= 5 && cpnext-cp-i >= 3) {
/* max 5 "quote characters" and space for %%% */
if (cp[i+1] == '%' && cp[i+2] == '%') {
if (!flaggoodfield) { /* Start tag */
if (!stralloc_copyb("ed,cp,i)) die_nomem(); /* quote chars*/
flaggoodfield = 1;
cp = cpnext + 1;
cpfirst = cp;
continue;
} else { /* end tag */
if (flagdone) /* 0 no comment lines, 1 comment line */
flagdone = 2; /* 2 at least 1 comment line & end tag */
break;
}
}
}
if (flaggoodfield) {
cplast = cpnext - 1;
if (*cplast == '\r') /* CRLF -> '\n' for base64 encoding */
*cplast = '\n';
else
++cplast;
/* NUL is now ok, so the test for it was removed */
flagdone = 1;
i = cplast - cp + 1;
if (quoted.len && quoted.len <= i &&
!str_diffn(cp,quoted.s,quoted.len)) { /* quote chars */
if (!stralloc_catb(&line,cp+quoted.len,i-quoted.len)) die_nomem();
} else
if (!stralloc_catb(&line,cp,i)) die_nomem(); /* no quote chars */
}
cp = cpnext + 1;
}
if (flagdone == 2) {
if (!stralloc_cats(&line,"<<<<< -------------------- <<<<<\n")) die_nomem();
code_qput(line.s,line.len);
}
if (flagcd == 'B') {
encodeB("",0,&line,2);
qmail_put(&qq,line.s,line.len);
}
if (flagmime) {
hdr_boundary(0);
hdr_ctype(CTYPE_MESSAGE);
}
qmail_puts(&qq,"\n");
if (seek_begin(fd) == -1)
strerr_die2sys(111,FATAL,MSG1(ERR_SEEK,fnmsg.s));
substdio_fdbuf(&sstext,read,fd,textbuf,sizeof(textbuf));
if (qmail_copy(&qq,&sstext,-1) != 0)
strerr_die2sys(111,FATAL,MSG1(ERR_READ,fnmsg.s));
close(fd);
if (flagmime)
hdr_boundary(1);
if (!stralloc_copy(&line,&outlocal)) die_nomem();
if (!stralloc_cats(&line,"-return-@")) die_nomem();
if (!stralloc_cat(&line,&outhost)) die_nomem();
if (!stralloc_0(&line)) die_nomem();
qmail_from(&qq,line.s);
if (to.len)
qmail_to(&qq,to.s);
if (!stralloc_copys(&fnnew,"mod/rejected/")) die_nomem();
if (!stralloc_cats(&fnnew,fnbase.s)) die_nomem();
if (!stralloc_0(&fnnew)) die_nomem();
/* this is strictly to track what happended to a message to give informative */
/* messages to the 2nd-nth moderator that acts on the same message. Since */
/* this isn't vital we ignore errors. Also, it is no big ideal if unlinking */
/* the old file fails. In the worst case it gets acted on again. If we issue */
/* a temp error the reject will be redone, which is slightly worse. */
if (*(err = qmail_close(&qq)) == '\0') {
fd = open_trunc(fnnew.s);
if (fd != -1)
close(fd);
unlink(fnmsg.s);
strnum[fmt_ulong(strnum,qmail_qp(&qq))] = 0;
strerr_die2x(0,"ezmlm-moderate: info: qp ",strnum);
} else
strerr_die4x(111,FATAL,MSG(ERR_TMP_QMAIL_QUEUE),": ",err + 1);
} else if (str_start(action,ACTION_ACCEPT)) {
fd = open_read(fnmsg.s);
if (fd == -1) {
if (errno !=error_noent)
strerr_die2sys(111,FATAL,MSG1(ERR_OPEN,fnmsg.s));
else /* shouldn't happen since we've got lock */
strerr_die3x(100,FATAL,fnmsg.s,MSG(ERR_MOD_TIMEOUT));
}
substdio_fdbuf(&sstext,read,fd,textbuf,sizeof(textbuf));
/* read "Return-Path:" line */
if (getln(&sstext,&line,&match,'\n') == -1 || !match)
strerr_die2sys(111,FATAL,MSG(ERR_READ_INPUT));
maketo(); /* extract SENDER to "to" */
env_put2("SENDER",to.s); /* set SENDER */
if (seek_begin(fd) == -1) /* rewind, since we read an entire buffer */
strerr_die2sys(111,FATAL,MSG1(ERR_SEEK,fnmsg.s));
if ((child = wrap_fork()) == 0) {
close(0);
dup(fd); /* make fnmsg.s stdin */
if (argc > opt + 1)
wrap_execvp((const char **)argv + opt);
else if (argc > opt)
wrap_execsh(argv[opt]);
else
wrap_execbin("/ezmlm-send", &sendopt, dir);
}
/* parent */
close(fd);
wrap_exitcode(child);
if (!stralloc_copys(&fnnew,"mod/accepted/")) die_nomem();
if (!stralloc_cats(&fnnew,fnbase.s)) die_nomem();
if (!stralloc_0(&fnnew)) die_nomem();
/* ignore errors */
fd = open_trunc(fnnew.s);
if (fd != -1)
close(fd);
unlink(fnmsg.s);
_exit(0);
}
}
void sendnotice(const char *d)
/* sends file pointed to by d to the address in the return-path of the */
/* message. */
{
unsigned int x,y;
const char *err;
if (qmail_open(&qq, (stralloc *) 0) == -1)
strerr_die2sys(111,FATAL,MSG(ERR_QMAIL_QUEUE));
fd = open_read(d);
if (fd == -1)
strerr_die2sys(111,FATAL,MSG1(ERR_OPEN,d));
substdio_fdbuf(&sstext,read,fd,textbuf,sizeof(textbuf));
if (getln(&sstext,&line,&match,'\n') == -1) die_read();
if (!match) die_read();
if (!case_startb(line.s,line.len,"return-path:")) die_read();
x = 12 + byte_chr(line.s + 12,line.len-12,'<');
y = byte_rchr(line.s + x,line.len-x,'>');
if (x != line.len && x+y != line.len) {
if (!stralloc_copyb(&to,line.s+x+1, y-1)) die_nomem();
if (!stralloc_0(&to)) die_nomem();
} else
die_read();
hdr_add2s("Mailing-List: ",MSG(TXT_MAILING_LIST));
if (listid.len > 0)
hdr_add2("List-ID: ",listid.s,listid.len);
hdr_datemsgid(when+msgnum++);
hdr_from("-help");
hdr_subject(MSG(SUB_RETURNED_POST));
hdr_add2s("To: ",to.s);
if (flagmime) {
hdr_mime(CTYPE_MULTIPART);
hdr_boundary(0);
hdr_ctype(CTYPE_TEXT);
hdr_transferenc();
} else
qmail_puts(&qq,"\n\n");
copy(&qq,"text/top",flagcd);
copy(&qq,"text/mod-timeout",flagcd);
if (flagcd == 'B') {
encodeB("",0,&line,2);
qmail_put(&qq,line.s,line.len);
}
if (flagmime) {
hdr_boundary(0);
hdr_ctype(CTYPE_MESSAGE);
qmail_puts(&qq,"\n");
}
if (seek_begin(fd) == -1)
strerr_die2sys(111,FATAL,MSG1(ERR_SEEK,d));
substdio_fdbuf(&sstext,read,fd,textbuf,sizeof(textbuf));
if (qmail_copy(&qq,&sstext,-1) != 0) die_read();
close (fd);
if (flagmime)
hdr_boundary(1);
if (!stralloc_copy(&line,&outlocal)) die_nomem();
if (!stralloc_cats(&line,"-return-@")) die_nomem();
if (!stralloc_cat(&line,&outhost)) die_nomem();
if (!stralloc_0(&line)) die_nomem();
qmail_from(&qq,line.s); /* sender */
qmail_to(&qq,to.s);
if (*(err = qmail_close(&qq)) != '\0')
strerr_die4x(111,FATAL,MSG(ERR_TMP_QMAIL_QUEUE),": ", err + 1);
strnum[fmt_ulong(strnum,qmail_qp(&qq))] = 0;
strerr_warn2("ezmlm-clean: info: qp ",strnum,0);
}
void main(int argc,char **argv)
{
char *dir;
int fdlock;
char *sender;
int match;
int flaginheader;
int flagmodpost;
int flagremote;
const char *pmod;
const char *err;
int opt;
unsigned int i;
char szchar[2] = "-";
int child;
(void) umask(022);
sig_pipeignore();
if (!stralloc_copys(&sendopt,"-")) die_nomem();
while ((opt = getopt(argc,argv,"bBcCmMpPrRsSvVyY")) != opteof)
switch(opt) {
case 'b': flagbody = 1; break;
case 'B': flagbody = 0; break;
case 'm': flagmime = 1; break;
case 'M': flagmime = 0; break;
case 'p': flagpublic = 1; break; /* anyone can post (still moderated)*/
case 'P': flagpublic = 0; break; /* only moderators can post */
case 's': flagself = 1; break; /* modpost and DIR/mod diff fxns */
case 'S': flagself = 0; break; /* same fxn */
case 'y': flagconfirm = 1; break; /* force post confirmation */
case 'Y': flagconfirm = 0; break; /* disable post confirmation */
case 'c': /* ezmlm-send flags */
case 'C':
case 'r':
case 'R':
szchar[0] = (char) opt & 0xff;
if (!stralloc_append(&sendopt,szchar)) die_nomem();
break;
case 'v':
case 'V': strerr_die2x(0,"ezmlm-store version: ",auto_version);
default:
die_usage();
}
sender = env_get("SENDER");
if (sender) {
if (!*sender || str_equal(sender,"#@[]"))
strerr_die2x(100,FATAL,ERR_BOUNCE);
}
startup(dir = argv[optind]);
load_config(dir);
if (flagconfirm == -1)
flagconfirm = getconf_line(&confirmpost,"confirmpost",0,dir);
else
getconf_line(&confirmpost,"confirmpost",0,dir);
flagmodpost = getconf_line(&moderators,"modpost",0,dir);
flagremote = getconf_line(&line,"remote",0,dir);
if (!flagmodpost && !flagconfirm) { /* not msg-mod. Pipe to ezmlm-send */
if ((child = wrap_fork()) == 0)
wrap_execbin("/ezmlm-send", &sendopt, dir);
/* parent */
wrap_exitcode(child);
}
if (!moderators.len || !(moderators.s[0] == '/')) {
if (!stralloc_copys(&moderators,dir)) die_nomem();
if (!stralloc_cats(&moderators,"/mod")) die_nomem();
}
if (!stralloc_0(&moderators)) die_nomem();
if (sender) {
pmod = issub(moderators.s,0,sender);
closesub();
/* sender = moderator? */
} else
pmod = 0;
if (!pmod && !flagpublic)
strerr_die2x(100,FATAL,ERR_NO_POST);
fdlock = lockfile("mod/lock");
if (!stralloc_copys(&mydtline, flagconfirm
? "Delivered-To: confirm to "
: "Delivered-To: moderator for ")) die_nomem();
if (!stralloc_catb(&mydtline,outlocal.s,outlocal.len)) die_nomem();
if (!stralloc_append(&mydtline,"@")) die_nomem();
if (!stralloc_catb(&mydtline,outhost.s,outhost.len)) die_nomem();
if (!stralloc_cats(&mydtline,"\n")) die_nomem();
if (!stralloc_copys(&returnpath,"Return-Path: <")) die_nomem();
if (sender) {
if (!stralloc_cats(&returnpath,sender)) die_nomem();
for (i = 14; i < returnpath.len;++i)
if (returnpath.s[i] == '\n' || !returnpath.s[i] )
returnpath.s[i] = '_';
/* NUL and '\n' are bad, but we don't quote since this is */
/* only for ezmlm-moderate, NOT for SMTP */
}
if (!stralloc_cats(&returnpath,">\n")) die_nomem();
pid = getpid(); /* unique file name */
for (i = 0;;++i) /* got lock - nobody else can add files */
{
when = now(); /* when is also used later for date! */
if (!stralloc_copys(&fnmsg, flagconfirm?"mod/unconfirmed/":"mod/pending/")) die_nomem();
if (!stralloc_copyb(&fnbase,strnum,fmt_ulong(strnum,when))) die_nomem();
if (!stralloc_append(&fnbase,".")) die_nomem();
if (!stralloc_catb(&fnbase,strnum,fmt_ulong(strnum,pid))) die_nomem();
if (!stralloc_cat(&fnmsg,&fnbase)) die_nomem();
if (!stralloc_0(&fnmsg)) die_nomem();
if (stat(fnmsg.s,&st) == -1) if (errno == error_noent) break;
/* really should never get to this point */
if (i == 2)
strerr_die2x(111,FATAL,ERR_UNIQUE);
sleep(2);
}
if (!stralloc_copys(&action,"-")) die_nomem();
if (!stralloc_cats(&action,flagconfirm?ACTION_DISCARD:ACTION_REJECT)) die_nomem();
if (!stralloc_cat(&action,&fnbase)) die_nomem();
if (!stralloc_0(&action)) die_nomem();
makeacthash(&action);
if (!quote("ed,&outlocal)) die_nomem();
if (!stralloc_copy(&reject,"ed)) die_nomem();
if (!stralloc_cat(&reject,&action)) die_nomem();
if (!stralloc_0(&reject)) die_nomem();
if (!stralloc_copys(&action,"-")) die_nomem();
if (!stralloc_cats(&action,flagconfirm?ACTION_CONFIRM:ACTION_ACCEPT)) die_nomem();
if (!stralloc_cat(&action,&fnbase)) die_nomem();
if (!stralloc_0(&action)) die_nomem();
makeacthash(&action);
if (!stralloc_copy(&accept,"ed)) die_nomem();
if (!stralloc_cat(&accept,&action)) die_nomem();
if (!stralloc_0(&accept)) die_nomem();
set_cptarget(accept.s); /* for copy () */
set_cpconfirm(reject.s,quoted.len);
fdmsg = open_trunc(fnmsg.s);
if (fdmsg == -1)
strerr_die6sys(111,FATAL,ERR_WRITE,dir,"/",fnmsg.s,": ");
substdio_fdbuf(&ssmsg,write,fdmsg,msgbuf,sizeof(msgbuf));
if (qmail_open(&qq, (stralloc *) 0) == -1) /* Open mailer */
strerr_die2sys(111,FATAL,ERR_QMAIL_QUEUE);
hdr_add2("Mailing-List: ",mailinglist.s,mailinglist.len);
if (listid.len > 0)
hdr_add2("List-ID: ",listid.s,listid.len);
hdr_datemsgid(when);
if (flagconfirm)
hdr_from("-owner");
else
hdr_add2s("From: ",reject.s);
hdr_add2s("Reply-To: ",accept.s);
if (!flagconfirm && !pmod && flagremote) { /* if remote admin add -allow- address */
qmail_puts(&qq,"Cc: "); /* for ezmlm-gate users */
strnum[fmt_ulong(strnum,(unsigned long) when)] = 0;
cookie(hash,key.s,key.len-FLD_ALLOW,strnum,sender,"t");
if (!stralloc_copy(&line,&outlocal)) die_nomem();
if (!stralloc_cats(&line,"-allow-tc.")) die_nomem();
if (!stralloc_cats(&line,strnum)) die_nomem();
if (!stralloc_append(&line,".")) die_nomem();
if (!stralloc_catb(&line,hash,COOKIE)) die_nomem();
if (!stralloc_append(&line,"-")) die_nomem();
i = str_rchr(sender,'@');
if (!stralloc_catb(&line,sender,i)) die_nomem();
if (sender[i]) {
if (!stralloc_append(&line,"=")) die_nomem();
if (!stralloc_cats(&line,sender + i + 1)) die_nomem();
}
qmail_put(&qq,line.s,line.len);
qmail_puts(&qq,"@");
qmail_put(&qq,outhost.s,outhost.len);
qmail_puts(&qq,"\n");
}
qmail_puts(&qq,"To: <");
if (flagconfirm) {
if (sender)
qmail_puts(&qq, sender);
} else {
if (!quote("ed,&outlocal))
die_nomem();
qmail_put(&qq,quoted.s,quoted.len);
qmail_puts(&qq,"-moderators@");
qmail_put(&qq,outhost.s,outhost.len);
}
qmail_puts(&qq,">\n");
/* FIXME: Drop the custom subject hack and use hdr_listsubject1 */
if (!stralloc_copys(&subject,"Subject: ")) die_nomem();
if (flagconfirm) {
if (confirmpost.len) {
if (!stralloc_cat(&subject,&confirmpost)) die_nomem();
if (!stralloc_cats(&subject," ")) die_nomem();
} else {
if (!stralloc_cats(&subject,TXT_CONFIRM_POST)) die_nomem();
}
} else {
if (!stralloc_cats(&subject,TXT_MODERATE)) die_nomem();
}
if (!quote("ed,&outlocal)) die_nomem();
if (!stralloc_cat(&subject,"ed)) die_nomem();
if (!stralloc_append(&subject,"@")) die_nomem();
if (!stralloc_cat(&subject,&outhost)) die_nomem();
if (flagmime) {
hdr_mime(CTYPE_MULTIPART);
qmail_put(&qq,subject.s,subject.len);
hdr_boundary(0);
hdr_ctype(CTYPE_TEXT);
hdr_transferenc();
} else {
qmail_put(&qq,subject.s,subject.len);
qmail_puts(&qq,"\n\n");
}
copy(&qq,flagconfirm?"text/post-confirm":"text/mod-request",flagcd);
if (flagcd == 'B') {
encodeB("",0,&line,2);
qmail_put(&qq,line.s,line.len);
}
if (substdio_put(&ssmsg,returnpath.s,returnpath.len) == -1) die_msg();
if (substdio_put(&ssmsg,mydtline.s,mydtline.len) == -1) die_msg();
substdio_fdbuf(&ssin,read,0,inbuf,sizeof(inbuf));
if (flagmime) {
hdr_boundary(0);
hdr_ctype(CTYPE_MESSAGE);
qmail_puts(&qq, "\n");
}
qmail_put(&qq,returnpath.s,returnpath.len);
qmail_put(&qq,mydtline.s,mydtline.len);
flaginheader = 1;
for (;;) {
if (getln(&ssin,&line,&match,'\n') == -1)
strerr_die2sys(111,FATAL,ERR_READ_INPUT);
if (!match) break;
if (line.len == 1) flaginheader = 0;
if (flaginheader) {
if ((line.len == mydtline.len) &&
!byte_diff(line.s,line.len,mydtline.s)) {
close(fdmsg); /* be nice - clean up */
unlink(fnmsg.s);
strerr_die2x(100,FATAL,ERR_LOOPING);
}
if (case_startb(line.s,line.len,"mailing-list:")) {
close(fdmsg); /* be nice - clean up */
unlink(fnmsg.s);
strerr_die2x(100,FATAL,ERR_MAILING_LIST);
}
}
if (flagbody || flaginheader) /* skip body if !flagbody */
qmail_put(&qq,line.s,line.len);
if (substdio_put(&ssmsg,line.s,line.len) == -1) die_msg();
}
if (flagmime)
hdr_boundary(1);
/* close archive before qmail. Loss of qmail will result in re-run, and */
/* worst case this results in a duplicate msg sitting orphaned until it's */
/* cleaned out. */
if (substdio_flush(&ssmsg) == -1) die_msg();
if (fsync(fdmsg) == -1) die_msg();
if (fchmod(fdmsg,MODE_MOD_MSG | 0700) == -1) die_msg();
if (close(fdmsg) == -1) die_msg(); /* NFS stupidity */
close(fdlock);
if (flagconfirm) {
qmail_from(&qq,reject.s); /* envelope sender */
} else {
if (!stralloc_copy(&line,&outlocal)) die_nomem();
if (!stralloc_cats(&line,"-return-@")) die_nomem();
if (!stralloc_cat(&line,&outhost)) die_nomem();
if (!stralloc_0(&line)) die_nomem();
qmail_from(&qq,line.s); /* envelope sender */
}
if (flagconfirm) /* to sender */
qmail_to(&qq,sender);
else if (pmod) /* to moderator only */
qmail_to(&qq,pmod);
else {
if (flagself) { /* to all moderators */
if (!stralloc_copys(&moderators,dir)) die_nomem();
if (!stralloc_cats(&moderators,"/mod")) die_nomem();
if (!stralloc_0(&moderators)) die_nomem();
}
putsubs(moderators.s,0,0,52,subto,1);
}
if (*(err = qmail_close(&qq)) == '\0') {
strnum[fmt_ulong(strnum,qmail_qp(&qq))] = 0;
strerr_die2x(0,"ezmlm-store: info: qp ",strnum);
} else
strerr_die3x(111,FATAL,ERR_TMP_QMAIL_QUEUE,err+1);
}
