diplodocus.org Git - nmh/blob - uip/send.c

   1 /* send.c -- send a composed message
   2  *
   3  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   4  * COPYRIGHT file in the root directory of the nmh distribution for
   5  * complete copyright information.
   6  */
   7
   8 #include "h/mh.h"
   9 #include "sbr/print_help.h"
  10 #include "sbr/arglist.h"
  11 #include "sbr/error.h"
  12 #include <fcntl.h>
  13 #include "h/done.h"
  14 #include "h/utils.h"
  15 #ifdef OAUTH_SUPPORT
  16 #include "h/oauth.h"
  17 #endif
  18 #include "sbr/m_maildir.h"
  19 #include "sbr/m_mktemp.h"
  20
  21 #ifndef CYRUS_SASL
  22 # define SASLminc(a) (a)
  23 #else /* CYRUS_SASL */
  24 # define SASLminc(a)  0
  25 #endif /* CYRUS_SASL */
  26
  27 #ifndef TLS_SUPPORT
  28 # define TLSminc(a)  (a)
  29 #else /* TLS_SUPPORT */
  30 # define TLSminc(a)   0
  31 #endif /* TLS_SUPPORT */
  32
  33 #define SEND_SWITCHES \
  34     X("alias aliasfile", 0, ALIASW) \
  35     X("debug", -5, DEBUGSW) \
  36     X("draft", 0, DRAFTSW) \
  37     X("draftfolder +folder", 6, DFOLDSW) \
  38     X("draftmessage msg", 6, DMSGSW) \
  39     X("nodraftfolder", 0, NDFLDSW) \
  40     X("filter filterfile", 0, FILTSW) \
  41     X("nofilter", 0, NFILTSW) \
  42     X("format", 0, FRMTSW) \
  43     X("noformat", 0, NFRMTSW) \
  44     X("forward", 0, FORWSW) \
  45     X("noforward", 0, NFORWSW) \
  46     X("mime", 0, MIMESW) \
  47     X("nomime", 0, NMIMESW) \
  48     X("msgid", 0, MSGDSW) \
  49     X("nomsgid", 0, NMSGDSW) \
  50     X("push", 0, PUSHSW) \
  51     X("nopush", 0, NPUSHSW) \
  52     X("split seconds", 0, SPLITSW) \
  53     X("unique", -6, UNIQSW) \
  54     X("nounique", -8, NUNIQSW) \
  55     X("verbose", 0, VERBSW) \
  56     X("noverbose", 0, NVERBSW) \
  57     X("watch", 0, WATCSW) \
  58     X("nowatch", 0, NWATCSW) \
  59     X("width columns", 0, WIDTHSW) \
  60     X("version", 0, VERSIONSW) \
  61     X("help", 0, HELPSW) \
  62     X("dashstuffing", -12, BITSTUFFSW) \
  63     X("nodashstuffing", -14, NBITSTUFFSW) \
  64     X("client host", -6, CLIESW) \
  65     X("server host", 6, SERVSW) \
  66     X("snoop", 5, SNOOPSW) \
  67     X("sasl", SASLminc(4), SASLSW) \
  68     X("nosasl", SASLminc(6), NOSASLSW) \
  69     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  70     X("authservice", SASLminc(0), AUTHSERVICESW) \
  71     X("user username", SASLminc(-4), USERSW) \
  72     X("port server-port-name/number", 4, PORTSW) \
  73     X("tls", TLSminc(-3), TLSSW) \
  74     X("initialtls", TLSminc(-10), INITTLSSW) \
  75     X("notls", TLSminc(-5), NTLSSW) \
  76     X("certverify", TLSminc(-10), CERTVERSW) \
  77     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  78     X("sendmail program", 0, MTSSM) \
  79     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  80     X("messageid localname|random", 2, MESSAGEIDSW) \
  81
  82 #define X(sw, minchars, id) id,
  83 DEFINE_SWITCH_ENUM(SEND);
  84 #undef X
  85
  86 #define X(sw, minchars, id) { sw, minchars, id },
  87 DEFINE_SWITCH_ARRAY(SEND, switches);
  88 #undef X
  89
  90 #define USE_SWITCHES \
  91     X("no", 0, NOSW) \
  92     X("yes", 0, YESW) \
  93     X("list", 0, LISTDSW) \
  94
  95 #define X(sw, minchars, id) id,
  96 DEFINE_SWITCH_ENUM(USE);
  97 #undef X
  98
  99 #define X(sw, minchars, id) { sw, minchars, id },
 100 DEFINE_SWITCH_ARRAY(USE, anyl);
 101 #undef X
 102
 103 extern int debugsw;             /* from sendsbr.c */
 104 extern bool forwsw;
 105 extern int inplace;
 106 extern bool pushsw;
 107 extern int splitsw;
 108 extern bool unique;
 109 extern bool verbsw;
 110
 111 extern char *altmsg;            /*  .. */
 112 extern char *annotext;
 113 extern char *distfile;
 114
 115
 116 int
 117 main (int argc, char **argv)
 118 {
 119     int msgp = 0, vecp;
 120     int isdf = 0;
 121     int msgnum, status;
 122     char *cp, *dfolder = NULL, *maildir = NULL;
 123     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 124     char *msgs[MAXARGS], **vec;
 125     const char *user = NULL, *saslmech = NULL;
 126     struct msgs *mp;
 127     struct stat st;
 128     char *auth_svc = NULL;
 129
 130     if (nmh_init(argv[0], true, true)) { return 1; }
 131
 132     arguments = getarguments (invo_name, argc, argv, 1);
 133     argp = arguments;
 134
 135     vec = argsplit(postproc, &program, &vecp);
 136
 137     vec[vecp++] = "-library";
 138     vec[vecp++] = mh_xstrdup(m_maildir(""));
 139
 140     if ((cp = context_find ("fileproc"))) {
 141         vec[vecp++] = "-fileproc";
 142         vec[vecp++] = cp;
 143     }
 144
 145     if ((cp = context_find ("mhlproc"))) {
 146         vec[vecp++] = "-mhlproc";
 147         vec[vecp++] = cp;
 148     }
 149
 150     if ((cp = context_find ("credentials"))) {
 151         /* post doesn't read context so need to pass credentials. */
 152         vec[vecp++] = "-credentials";
 153         vec[vecp++] = cp;
 154     }
 155
 156     while ((cp = *argp++)) {
 157         if (*cp == '-') {
 158             switch (smatch (++cp, switches)) {
 159                 case AMBIGSW:
 160                     ambigsw (cp, switches);
 161                     done (1);
 162                 case UNKWNSW:
 163                     die("-%s unknown\n", cp);
 164
 165                 case HELPSW:
 166                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 167                     print_help (buf, switches, 1);
 168                     done (0);
 169                 case VERSIONSW:
 170                     print_version(invo_name);
 171                     done (0);
 172
 173                 case DRAFTSW:
 174                     msgs[msgp++] = draft;
 175                     continue;
 176
 177                 case DFOLDSW:
 178                     if (dfolder)
 179                         die("only one draft folder at a time!");
 180                     if (!(cp = *argp++) || *cp == '-')
 181                         die("missing argument to %s", argp[-2]);
 182                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 183                             *cp != '@' ? TFOLDER : TSUBCWF);
 184                     continue;
 185                 case DMSGSW:
 186                     if (!(cp = *argp++) || *cp == '-')
 187                         die("missing argument to %s", argp[-2]);
 188                     msgs[msgp++] = cp;
 189                     continue;
 190                 case NDFLDSW:
 191                     dfolder = NULL;
 192                     isdf = NOTOK;
 193                     continue;
 194
 195                 case PUSHSW:
 196                     pushsw = true;
 197                     continue;
 198                 case NPUSHSW:
 199                     pushsw = false;
 200                     continue;
 201
 202                 case SPLITSW:
 203                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 204                         die("missing argument to %s", argp[-2]);
 205                     continue;
 206
 207                 case UNIQSW:
 208                     unique = true;
 209                     continue;
 210                 case NUNIQSW:
 211                     unique = false;
 212                     continue;
 213
 214                 case FORWSW:
 215                     forwsw = true;
 216                     continue;
 217                 case NFORWSW:
 218                     forwsw = false;
 219                     continue;
 220
 221                 case VERBSW:
 222                     verbsw = true;
 223                     vec[vecp++] = --cp;
 224                     continue;
 225                 case NVERBSW:
 226                     verbsw = false;
 227                     vec[vecp++] = --cp;
 228                     continue;
 229
 230                 case MIMESW:
 231                     vec[vecp++] = --cp;
 232                     continue;
 233                 case NMIMESW:
 234                     vec[vecp++] = --cp;
 235                     continue;
 236
 237                 case SNOOPSW:
 238                     vec[vecp++] = --cp;
 239                     continue;
 240
 241                 case DEBUGSW:
 242                     debugsw++;
 243                     /* FALLTHRU */
 244                 case NFILTSW:
 245                 case FRMTSW:
 246                 case NFRMTSW:
 247                 case BITSTUFFSW:
 248                 case NBITSTUFFSW:
 249                 case MSGDSW:
 250                 case NMSGDSW:
 251                 case WATCSW:
 252                 case NWATCSW:
 253                 case SASLSW:
 254                 case NOSASLSW:
 255                 case TLSSW:
 256                 case INITTLSSW:
 257                 case NTLSSW:
 258                 case CERTVERSW:
 259                 case NOCERTVERSW:
 260                     vec[vecp++] = --cp;
 261                     continue;
 262
 263                 case USERSW:
 264                     vec[vecp++] = --cp;
 265                     if (!(cp = *argp++) || *cp == '-')
 266                         die("missing argument to %s", argp[-2]);
 267                     vec[vecp++] = cp;
 268                     user = cp;
 269                     continue;
 270
 271                 case AUTHSERVICESW:
 272 #ifdef OAUTH_SUPPORT
 273                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 274                         die("missing argument to %s", argp[-2]);
 275 #else
 276                     die("not built with OAuth support");
 277 #endif
 278                     continue;
 279
 280                 case SASLMECHSW:
 281                     if (!(saslmech = *argp) || *saslmech == '-')
 282                         die("missing argument to %s", argp[-1]);
 283                     /* FALLTHRU */
 284
 285                 case ALIASW:
 286                 case FILTSW:
 287                 case WIDTHSW:
 288                 case CLIESW:
 289                 case SERVSW:
 290                 case PORTSW:
 291                 case MTSSM:
 292                 case MTSSW:
 293                 case MESSAGEIDSW:
 294                     vec[vecp++] = --cp;
 295                     if (!(cp = *argp++) || *cp == '-')
 296                         die("missing argument to %s", argp[-2]);
 297                     vec[vecp++] = cp;
 298                     continue;
 299             }
 300         } else {
 301             msgs[msgp++] = cp;
 302         }
 303     }
 304
 305     /*
 306      * check for "Aliasfile:" profile entry
 307      */
 308     if ((cp = context_find ("Aliasfile"))) {
 309         char *dp = NULL;
 310
 311         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 312             vec[vecp++] = "-alias";
 313             vec[vecp++] = *ap;
 314         }
 315     }
 316
 317     if (dfolder == NULL) {
 318         if (msgp == 0) {
 319             msgs[msgp++] = mh_xstrdup(m_draft(NULL, NULL, 1, &isdf));
 320             if (stat (msgs[0], &st) == NOTOK)
 321                 adios (msgs[0], "unable to stat draft file");
 322             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 323             for (status = LISTDSW; status != YESW;) {
 324                 if (!(argp = read_switch_multiword (cp, anyl)))
 325                     done (1);
 326                 switch (status = smatch (*argp, anyl)) {
 327                     case NOSW:
 328                         done (0);
 329                     case YESW:
 330                         break;
 331                     case LISTDSW:
 332                         showfile (++argp, msgs[0]);
 333                         break;
 334                     default:
 335                         inform("say what?");
 336                         break;
 337                 }
 338             }
 339         } else {
 340             for (msgnum = 0; msgnum < msgp; msgnum++)
 341                 msgs[msgnum] = mh_xstrdup(m_maildir(msgs[msgnum]));
 342         }
 343     } else {
 344         if (!context_find ("path"))
 345             free (path ("./", TFOLDER));
 346
 347         if (!msgp)
 348             msgs[msgp++] = "cur";
 349         maildir = m_maildir (dfolder);
 350
 351         if (chdir (maildir) == NOTOK)
 352             adios (maildir, "unable to change directory to");
 353
 354         /* read folder and create message structure */
 355         if (!(mp = folder_read (dfolder, 1)))
 356             die("unable to read folder %s", dfolder);
 357
 358         /* check for empty folder */
 359         if (mp->nummsg == 0)
 360             die("no messages in %s", dfolder);
 361
 362         /* parse all the message ranges/sequences and set SELECTED */
 363         for (msgnum = 0; msgnum < msgp; msgnum++)
 364             if (!m_convert (mp, msgs[msgnum]))
 365                 done (1);
 366         seq_setprev (mp);       /* set the previous-sequence */
 367
 368         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 369             if (is_selected (mp, msgnum)) {
 370                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 371                 unset_exists (mp, msgnum);
 372             }
 373         }
 374
 375         mp->msgflags |= SEQMOD;
 376         seq_save (mp);
 377     }
 378
 379 #ifdef WHATNOW
 380 go_to_it:
 381 #endif /* WHATNOW */
 382
 383     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 384         if ((cp = context_find ("signature")) && *cp)
 385             setenv("SIGNATURE", cp, 1);
 386
 387     for (msgnum = 0; msgnum < msgp; msgnum++)
 388         if (stat (msgs[msgnum], &st) == NOTOK)
 389             adios (msgs[msgnum], "unable to stat draft file");
 390
 391     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 392         annotext = NULL;
 393     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 394         inplace = atoi (cp);
 395     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 396         altmsg = NULL;  /* used by dist interface - see below */
 397
 398     if ((cp = getenv ("mhdist"))
 399             && *cp
 400             && atoi(cp)
 401             && altmsg) {
 402         vec[vecp++] = "-dist";
 403         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 404             die("unable to create temporary file");
 405         }
 406         distfile = mh_xstrdup(cp);
 407         (void) m_unlink(distfile);
 408         if (link (altmsg, distfile) == NOTOK) {
 409             /* Cygwin with FAT32 filesystem produces EPERM. */
 410             if (errno != EXDEV  &&  errno != EPERM
 411 #ifdef EISREMOTE
 412                     && errno != EISREMOTE
 413 #endif /* EISREMOTE */
 414                 )
 415                 adios (distfile, "unable to link %s to", altmsg);
 416             free (distfile);
 417             if ((cp = m_mktemp2(NULL, invo_name, NULL, NULL)) == NULL) {
 418                 die("unable to create temporary file in %s",
 419                       get_temp_dir());
 420             }
 421             distfile = mh_xstrdup(cp);
 422             {
 423                 int in, out;
 424                 struct stat st;
 425
 426                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 427                     adios (altmsg, "unable to open");
 428                 fstat(in, &st);
 429                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 430                     adios (distfile, "unable to write");
 431                 cpydata (in, out, altmsg, distfile);
 432                 close (in);
 433                 close (out);
 434             }
 435         }
 436     } else {
 437         distfile = NULL;
 438     }
 439
 440 #ifdef OAUTH_SUPPORT
 441     if (auth_svc == NULL) {
 442         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 443             die("must specify -authservice with -saslmech xoauth2");
 444         }
 445     } else {
 446         if (user == NULL) {
 447             die("must specify -user with -saslmech xoauth2");
 448         }
 449     }
 450 #else
 451     NMH_UNUSED(auth_svc);
 452     NMH_UNUSED(user);
 453     NMH_UNUSED(saslmech);
 454 #endif /* OAUTH_SUPPORT */
 455
 456     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 457         st.st_mtime = 0;
 458         st.st_dev = 0;
 459         st.st_ino = 0;
 460     }
 461     if (pushsw)
 462         push ();
 463
 464     status = 0;
 465     closefds (3);
 466
 467     for (msgnum = 0; msgnum < msgp; msgnum++) {
 468         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 469             case DONE:
 470                 done (++status);
 471                 /* FALLTHRU */
 472             case NOTOK:
 473                 status++;
 474                 /* FALLTHRU */
 475             case OK:
 476                 break;
 477         }
 478     }
 479
 480     context_save ();    /* save the context file */
 481     done (status);
 482     return 1;
 483 }