void main(int argc,char **argv) { int fdlock; unsigned long delay; (void) umask(022); sig_pipeignore(); when = now(); getconfopt(argc,argv,options,1,0); if (flagreturn < 0) /* default to returning timed-out messages */ flagreturn = !getconf_isset("noreturnposts"); getconf_line(&modtime,"modtime",0); if (!stralloc_0(&modtime)) die_nomem(); scan_ulong(modtime.s,&delay); if (!delay) delay = DELAY_DEFAULT; else if (delay < DELAY_MIN) delay = DELAY_MIN; else if (delay > DELAY_MAX) delay = DELAY_MAX; older = (unsigned long) when - 3600L * delay; /* delay is in hours */ fdlock = lockfile("mod/lock"); dodir("mod/pending/",flagreturn); dodir("mod/accepted/",0); dodir("mod/rejected/",0); dodir("mod/unconfirmed/",0); _exit(0); }
void load_config(const char *dir) { load_flags(dir); switch(slurp("key",&key,512)) { case -1: strerr_die4sys(111,FATAL,ERR_READ,dir,"/key: "); case 0: strerr_die4x(100,FATAL,dir,"/key",ERR_NOEXIST); } /* There are problems with using getconf_line to fetch the ezmlmrc * pointer, since the alt location for "ezmlmrc" turns out to be the * whole ezmlmrc file itself. */ switch (slurp("ezmlmrc",&ezmlmrc,64)) { case -1: strerr_die4sys(111,FATAL,ERR_READ,dir,"/ezmlmrc: "); case 0: ezmlmrc.len = 0; } ezmlmrc.len = byte_chr(ezmlmrc.s,ezmlmrc.len,'\n'); getconf_line(&outhost,"outhost",1,dir); getconf_line(&outlocal,"outlocal",1,dir); if (!stralloc_copy(&local,&outlocal)) die_nomem(); getconf_line(&listid,"listid",0,dir); if (getconf_line(&charset,"charset",0,dir)) { if (charset.len >= 2 && charset.s[charset.len - 2] == ':') { if (charset.s[charset.len - 1] == 'B' || charset.s[charset.len - 1] == 'Q') { flagcd = charset.s[charset.len - 1]; charset.s[charset.len - 2] = '\0'; } } } else if (!stralloc_copys(&charset,TXT_DEF_CHARSET)) die_nomem(); if (!stralloc_0(&charset)) die_nomem(); // FIXME: need to handle escapes in mailinglist getconf_line(&mailinglist,"mailinglist",1,dir); }
static void load_config(void) { load_flags(); key.len = 0; switch(slurp("key",&key,512)) { case -1: strerr_die2sys(111,FATAL,MSG1(ERR_READ,"key")); case 0: strerr_die4x(100,FATAL,listdir,"/key",MSG(ERR_NOEXIST)); } /* There are problems with using getconf_line to fetch the ezmlmrc * pointer, since the alt location for "ezmlmrc" turns out to be the * whole ezmlmrc file itself. */ switch (slurp("ezmlmrc",&ezmlmrc,64)) { case -1: strerr_die2sys(111,FATAL,MSG1(ERR_READ,"ezmlmrc")); case 0: ezmlmrc.len = 0; } ezmlmrc.len = byte_chr(ezmlmrc.s,ezmlmrc.len,'\n'); getconf_line(&outhost,"outhost",1); getconf_line(&outlocal,"outlocal",1); if (!stralloc_copy(&local,&outlocal)) die_nomem(); getconf_line(&listid,"listid",0); if (getconf_line(&charset,"charset",0)) { if (charset.len >= 2 && charset.s[charset.len - 2] == ':') { if (charset.s[charset.len - 1] == 'B' || charset.s[charset.len - 1] == 'Q') { flagcd = charset.s[charset.len - 1]; charset.s[charset.len - 2] = '\0'; } } } else if (!stralloc_copys(&charset,TXT_DEF_CHARSET)) die_nomem(); if (!stralloc_0(&charset)) die_nomem(); }
static void load_flags(const char *dir) { unsigned int i; byte_zero((char*)flags,sizeof flags); flags['a' - 'a'] = 1; /* By default, list is archived (-a) */ flags['p' - 'a'] = 1; /* By default, list is public (-p) */ /* Use "key" for temporary storage */ if (getconf_line(&key,"flags",0,dir)) { for (i = 0; i < key.len; ++i) { const char ch = key.s[i++]; if (ch >= 'A' && ch <= 'Z') flags[ch - 'A'] = 0; else if (ch >= 'a' && ch <= 'z') flags[ch - 'a'] = 1; } } }
static void load_flags(void) { unsigned int i, j; /* Use "key" for temporary storage */ if (getconf_line(&key,"flags",0)) { parse_flags(key.s,key.len); } else if (getconf(&key,"config",0)) { for (i = 0; i < key.len; ++i) { for (j = i; j < key.len && key.s[j] != 0; ++j) ; if (key.s[i] == 'F' && key.s[i+1] == ':') { parse_flags(key.s+i+2,j-i-2); return; } i = j; } } }
static void fetch(struct option *o) { getconf_line(o->var.str,o->filename,0); }
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); } }
int main(int argc,char **argv) { unsigned long maxmsgsize = 0L; unsigned long minmsgsize = 0L; unsigned long msgsize = 0L; char linetype = ' '; char *cp, *cpstart, *cpafter; const char *dir; const char *err; const char *sender; unsigned int len; int match; getconfopt(argc,argv,options,-1,&dir); if (dir) { startup(dir); flagparsemime = 1; /* only if dir do we have mimeremove/reject */ if (getconf_line(&line,"msgsize",0)) { if (!stralloc_0(&line)) die_nomem(); len = scan_ulong(line.s,&maxmsgsize); if (line.s[len] == ':') scan_ulong(line.s+len+1,&minmsgsize); } if (flagforward) { if (!stralloc_copys(&mydtline,"Delivered-To: command forwarder 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(); } } else { flagtook = 1; /* if no "dir" we can't get outlocal/outhost */ flagforward = 0; /* nor forward requests */ } sender = get_sender(); if (!sender) die_sender(); if (!*sender) strerr_die2x(100,FATAL,MSG(ERR_BOUNCE)); if (flagparsemime) { /* set up MIME parsing */ if (getconf(&mimeremove,"mimekeep",0)) mimeremoveflag = 1; else getconf(&mimeremove,"mimeremove",0); constmap_init(&mimeremovemap,mimeremove.s,mimeremove.len,0); getconf(&mimereject,"mimereject",0); constmap_init(&mimerejectmap,mimereject.s,mimereject.len,0); } if (flagheaderreject && dir) { getconf(&headerreject,"headerreject",0); constmap_init(&headerrejectmap,headerreject.s,headerreject.len,0); } for (;;) { if (getln(&ssin,&line,&match,'\n') == -1) strerr_die2sys(111,FATAL,MSG(ERR_READ_INPUT)); if (!match) break; if (flagheaderreject && dir) if (constmap(&headerrejectmap,line.s,byte_chr(line.s,line.len,':'))) strerr_die2x(100,FATAL,MSG(ERR_MAILING_LIST)); if (line.len == 1) break; cp = line.s; len = line.len; if ((*cp == ' ' || *cp == '\t')) { switch(linetype) { case 'T': if (!stralloc_catb(&to,cp,len-1)) die_nomem(); break; case 'S': if (!stralloc_catb(&subject,cp,len-1)) die_nomem(); break; case 'C': if (!stralloc_catb(&content,cp,len-1)) die_nomem(); break; case 'P': if (!stralloc_catb(&precd,cp,len-1)) die_nomem(); break; default: break; } } else { if (!flagtook && (case_startb(cp,len,"to:") || case_startb(cp,len,"cc:"))) { linetype = 'T'; /* cat so that To/Cc don't overwrite */ if (!stralloc_catb(&to,line.s + 3,line.len - 4)) die_nomem(); } else if ((flagneedsubject || flagrejectcommands) && case_startb(cp,len,"subject:")) { if (!stralloc_copyb(&subject,cp+8,len-9)) die_nomem(); linetype = 'S'; } else if (case_startb(cp,len,"content-type:")) { if (!stralloc_copyb(&content,cp+13,len-14)) die_nomem(); linetype = 'C'; } else if (case_startb(cp,len,"precedence:")) { if (!stralloc_copyb(&precd,cp+11,len-12)) die_nomem(); linetype = 'P'; } else { if (flagforward && line.len == mydtline.len) { if (!byte_diff(line.s,line.len,mydtline.s)) strerr_die2x(100,FATAL,MSG(ERR_LOOPING)); } linetype = ' '; } } } if (precd.len >= 4 && (!case_diffb(precd.s + precd.len - 4,4,"junk") || !case_diffb(precd.s + precd.len - 4,4,"bulk"))) strerr_die1x(99,MSG(ERR_JUNK)); /* ignore precedence junk/bulk */ cp = subject.s; len = subject.len; while (len && (cp[len-1] == ' ' || cp[len-1] == '\t')) --len; while (len && ((*cp == ' ') || (*cp == '\t'))) { ++cp; --len; } flaghavesubject = 1; if (flagbody) if ((len > 9 && case_starts(cp,"subscribe")) || (len > 11 && case_starts(cp,"unsubscribe"))) flaghavecommand = 1; switch(len) { case 0: flaghavesubject = 0; break; case 4: if (!case_diffb("help",4,cp)) flaghavecommand = 1; break; case 6: /* Why can't they just leave an empty subject empty? */ if (!case_diffb("(null)",6,cp)) flaghavesubject = 0; else if (!case_diffb("(none)",6,cp)) flaghavesubject = 0; else if (!case_diffb("remove",6,cp)) flaghavecommand = 1; break; case 9: if (!case_diffb("subscribe",9,cp)) flaghavecommand = 1; break; case 11: if (!case_diffb("unsubscribe",11,cp)) flaghavecommand = 1; break; case 12: if (!case_diffb("(no subject)",12,cp)) flaghavesubject = 0; break; default: break; } if (!flagtook && !getto(&to)) strerr_die2x(exitquiet,FATAL,MSG(ERR_NO_ADDRESS)); if (flagneedsubject && !flaghavesubject) strerr_die2x(100,FATAL,MSG(ERR_NO_SUBJECT)); if (flagrejectcommands && flaghavecommand) { if (flagforward) { /* flagforward => forward */ if (qmail_open(&qq) == -1) /* open queue */ strerr_die2sys(111,FATAL,MSG(ERR_QMAIL_QUEUE)); qmail_put(&qq,mydtline.s,mydtline.len); if (seek_begin(0) == -1) strerr_die2sys(111,FATAL,MSG(ERR_SEEK_INPUT)); if (qmail_copy(&qq,&ssin2,copylines) != 0) strerr_die2sys(111,FATAL,MSG(ERR_READ_INPUT)); if (!stralloc_copy(&to,&outlocal)) die_nomem(); if (!stralloc_cats(&to,"-request@")) die_nomem(); if (!stralloc_cat(&to,&outhost)) die_nomem(); if (!stralloc_0(&to)) die_nomem(); qmail_from(&qq,sender); qmail_to(&qq,to.s); if (*(err = qmail_close(&qq)) == '\0') { strnum[fmt_ulong(strnum,qmail_qp(&qq))] = 0; strerr_die2x(99,"ezmlm-request: info: forward qp ",strnum); } else strerr_die4x(111,FATAL,MSG(ERR_TMP_QMAIL_QUEUE),": ",err + 1); } else strerr_die2x(100,FATAL,MSG(ERR_SUBCOMMAND)); } if (content.len) { /* MIME header */ cp = content.s; len = content.len; while (len && (*cp == ' ' || *cp == '\t')) { ++cp; --len; } cpstart = cp; if (*cp == '"') { /* might be commented */ ++cp; cpstart = cp; while (len && *cp != '"') { ++cp; --len; } } else { while (len && *cp != ' ' && *cp != '\t' && *cp != ';') { ++cp; --len; } } if (flagparsemime) if ((!!constmap(&mimeremovemap,cpstart,cp-cpstart) ^ mimeremoveflag) || constmap(&mimerejectmap,cpstart,cp-cpstart)) { *(cp) = (char) 0; strerr_die2x(100,FATAL,MSG1(ERR_BAD_TYPE,cpstart)); } cpafter = content.s+content.len; while((cp += byte_chr(cp,cpafter-cp,';')) != cpafter) { ++cp; while (cp < cpafter && (*cp == ' ' || *cp == '\t')) ++cp; if (case_startb(cp,cpafter - cp,"boundary=")) { cp += 9; /* after boundary= */ if (cp < cpafter && *cp == '"') { ++cp; cpstart = cp; while (cp < cpafter && *cp != '"') ++cp; if (cp == cpafter) strerr_die1x(100,MSG(ERR_MIME_QUOTE)); } else { cpstart = cp; while (cp < cpafter && *cp != ';' && *cp != ' ' && *cp != '\t') ++cp; } if (!stralloc_copys(&boundary,"--")) die_nomem(); if (!stralloc_catb(&boundary,cpstart,cp-cpstart)) die_nomem(); break; } } /* got boundary, now parse for parts */ } for (;;) { if (getln(&ssin,&line,&match,'\n') == -1) strerr_die2sys(111,FATAL,MSG(ERR_READ_INPUT)); if (!match) break; if (line.len == 1) { flagcheck = 0; continue; /* Doesn't do continuation lines. _very_ unusual, and worst */ /* case one slips through that shouldn't have */ } else if (flagcheck && case_startb(line.s,line.len,"content-type:")) { cp = line.s + 13; len = line.len - 14; /* zap '\n' */ while (*cp == ' ' || *cp == '\t') { ++cp; --len; } cpstart = cp; if (*cp == '"') { /* quoted */ ++cp; cpstart = cp; while (len && *cp != '"') { ++cp; --len; } } else { /* not quoted */ while (len && *cp != ' ' && *cp != '\t' && *cp != ';') { ++cp; --len; } } if (flagparsemime && constmap(&mimerejectmap,cpstart,cp-cpstart)) { *cp = '\0'; strerr_die2x(100,FATAL,MSG1(ERR_BAD_PART,cpstart)); } } else if (boundary.len && *line.s == '-' && line.len > boundary.len && !str_diffn(line.s,boundary.s,boundary.len)) { flagcheck = 1; } else { if (!msgsize && flagbody) if (case_startb(line.s,line.len,"subscribe") || case_startb(line.s,line.len,"unsubscribe")) strerr_die2x(100,FATAL,MSG(ERR_BODYCOMMAND)); if (!flagcheck) { msgsize += line.len; if (maxmsgsize && msgsize > maxmsgsize) { strnum[fmt_ulong(strnum,maxmsgsize)] = 0; strerr_die2x(100,FATAL,MSG1(ERR_MAX_SIZE,strnum)); } } } } if (msgsize < minmsgsize) { strnum[fmt_ulong(strnum,minmsgsize)] = 0; strerr_die2x(100,FATAL,MSG1(ERR_MIN_SIZE,strnum)); } _exit(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); }