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/seq_save.h"
  10 #include "sbr/showfile.h"
  11 #include "sbr/smatch.h"
  12 #include "sbr/closefds.h"
  13 #include "sbr/cpydata.h"
  14 #include "sbr/m_draft.h"
  15 #include "sbr/m_convert.h"
  16 #include "sbr/folder_read.h"
  17 #include "sbr/context_save.h"
  18 #include "sbr/context_find.h"
  19 #include "sbr/brkstring.h"
  20 #include "sbr/ambigsw.h"
  21 #include "sbr/push.h"
  22 #include "sbr/path.h"
  23 #include "sbr/print_version.h"
  24 #include "sbr/print_help.h"
  25 #include "sbr/arglist.h"
  26 #include "sbr/error.h"
  27 #include <fcntl.h>
  28 #include "h/done.h"
  29 #include "h/utils.h"
  30 #ifdef OAUTH_SUPPORT
  31 #include "h/oauth.h"
  32 #endif
  33 #include "sbr/m_maildir.h"
  34 #include "sbr/m_mktemp.h"
  35
  36 #ifndef CYRUS_SASL
  37 # define SASLminc(a) (a)
  38 #else /* CYRUS_SASL */
  39 # define SASLminc(a)  0
  40 #endif /* CYRUS_SASL */
  41
  42 #ifndef TLS_SUPPORT
  43 # define TLSminc(a)  (a)
  44 #else /* TLS_SUPPORT */
  45 # define TLSminc(a)   0
  46 #endif /* TLS_SUPPORT */
  47
  48 #define SEND_SWITCHES \
  49     X("alias aliasfile", 0, ALIASW) \
  50     X("debug", -5, DEBUGSW) \
  51     X("draft", 0, DRAFTSW) \
  52     X("draftfolder +folder", 6, DFOLDSW) \
  53     X("draftmessage msg", 6, DMSGSW) \
  54     X("nodraftfolder", 0, NDFLDSW) \
  55     X("filter filterfile", 0, FILTSW) \
  56     X("nofilter", 0, NFILTSW) \
  57     X("format", 0, FRMTSW) \
  58     X("noformat", 0, NFRMTSW) \
  59     X("forward", 0, FORWSW) \
  60     X("noforward", 0, NFORWSW) \
  61     X("mime", 0, MIMESW) \
  62     X("nomime", 0, NMIMESW) \
  63     X("msgid", 0, MSGDSW) \
  64     X("nomsgid", 0, NMSGDSW) \
  65     X("push", 0, PUSHSW) \
  66     X("nopush", 0, NPUSHSW) \
  67     X("split seconds", 0, SPLITSW) \
  68     X("unique", -6, UNIQSW) \
  69     X("nounique", -8, NUNIQSW) \
  70     X("verbose", 0, VERBSW) \
  71     X("noverbose", 0, NVERBSW) \
  72     X("watch", 0, WATCSW) \
  73     X("nowatch", 0, NWATCSW) \
  74     X("width columns", 0, WIDTHSW) \
  75     X("version", 0, VERSIONSW) \
  76     X("help", 0, HELPSW) \
  77     X("dashstuffing", -12, BITSTUFFSW) \
  78     X("nodashstuffing", -14, NBITSTUFFSW) \
  79     X("client host", -6, CLIESW) \
  80     X("server host", 6, SERVSW) \
  81     X("snoop", 5, SNOOPSW) \
  82     X("sasl", SASLminc(4), SASLSW) \
  83     X("nosasl", SASLminc(6), NOSASLSW) \
  84     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  85     X("authservice", SASLminc(0), AUTHSERVICESW) \
  86     X("user username", SASLminc(-4), USERSW) \
  87     X("port server-port-name/number", 4, PORTSW) \
  88     X("tls", TLSminc(-3), TLSSW) \
  89     X("initialtls", TLSminc(-10), INITTLSSW) \
  90     X("notls", TLSminc(-5), NTLSSW) \
  91     X("certverify", TLSminc(-10), CERTVERSW) \
  92     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  93     X("sendmail program", 0, MTSSM) \
  94     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  95     X("messageid localname|random", 2, MESSAGEIDSW) \
  96
  97 #define X(sw, minchars, id) id,
  98 DEFINE_SWITCH_ENUM(SEND);
  99 #undef X
 100
 101 #define X(sw, minchars, id) { sw, minchars, id },
 102 DEFINE_SWITCH_ARRAY(SEND, switches);
 103 #undef X
 104
 105 #define USE_SWITCHES \
 106     X("no", 0, NOSW) \
 107     X("yes", 0, YESW) \
 108     X("list", 0, LISTDSW) \
 109
 110 #define X(sw, minchars, id) id,
 111 DEFINE_SWITCH_ENUM(USE);
 112 #undef X
 113
 114 #define X(sw, minchars, id) { sw, minchars, id },
 115 DEFINE_SWITCH_ARRAY(USE, anyl);
 116 #undef X
 117
 118 extern int debugsw;             /* from sendsbr.c */
 119 extern bool forwsw;
 120 extern int inplace;
 121 extern bool pushsw;
 122 extern int splitsw;
 123 extern bool unique;
 124 extern bool verbsw;
 125
 126 extern char *altmsg;            /*  .. */
 127 extern char *annotext;
 128 extern char *distfile;
 129
 130
 131 int
 132 main (int argc, char **argv)
 133 {
 134     int msgp = 0, vecp;
 135     int isdf = 0;
 136     int msgnum, status;
 137     char *cp, *dfolder = NULL, *maildir = NULL;
 138     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 139     char *msgs[MAXARGS], **vec;
 140     const char *user = NULL, *saslmech = NULL;
 141     struct msgs *mp;
 142     struct stat st;
 143     char *auth_svc = NULL;
 144
 145     if (nmh_init(argv[0], true, true)) { return 1; }
 146
 147     arguments = getarguments (invo_name, argc, argv, 1);
 148     argp = arguments;
 149
 150     vec = argsplit(postproc, &program, &vecp);
 151
 152     vec[vecp++] = "-library";
 153     vec[vecp++] = mh_xstrdup(m_maildir(""));
 154
 155     if ((cp = context_find ("fileproc"))) {
 156         vec[vecp++] = "-fileproc";
 157         vec[vecp++] = cp;
 158     }
 159
 160     if ((cp = context_find ("mhlproc"))) {
 161         vec[vecp++] = "-mhlproc";
 162         vec[vecp++] = cp;
 163     }
 164
 165     if ((cp = context_find ("credentials"))) {
 166         /* post doesn't read context so need to pass credentials. */
 167         vec[vecp++] = "-credentials";
 168         vec[vecp++] = cp;
 169     }
 170
 171     while ((cp = *argp++)) {
 172         if (*cp == '-') {
 173             switch (smatch (++cp, switches)) {
 174                 case AMBIGSW:
 175                     ambigsw (cp, switches);
 176                     done (1);
 177                 case UNKWNSW:
 178                     die("-%s unknown\n", cp);
 179
 180                 case HELPSW:
 181                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 182                     print_help (buf, switches, 1);
 183                     done (0);
 184                 case VERSIONSW:
 185                     print_version(invo_name);
 186                     done (0);
 187
 188                 case DRAFTSW:
 189                     msgs[msgp++] = draft;
 190                     continue;
 191
 192                 case DFOLDSW:
 193                     if (dfolder)
 194                         die("only one draft folder at a time!");
 195                     if (!(cp = *argp++) || *cp == '-')
 196                         die("missing argument to %s", argp[-2]);
 197                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 198                             *cp != '@' ? TFOLDER : TSUBCWF);
 199                     continue;
 200                 case DMSGSW:
 201                     if (!(cp = *argp++) || *cp == '-')
 202                         die("missing argument to %s", argp[-2]);
 203                     msgs[msgp++] = cp;
 204                     continue;
 205                 case NDFLDSW:
 206                     dfolder = NULL;
 207                     isdf = NOTOK;
 208                     continue;
 209
 210                 case PUSHSW:
 211                     pushsw = true;
 212                     continue;
 213                 case NPUSHSW:
 214                     pushsw = false;
 215                     continue;
 216
 217                 case SPLITSW:
 218                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 219                         die("missing argument to %s", argp[-2]);
 220                     continue;
 221
 222                 case UNIQSW:
 223                     unique = true;
 224                     continue;
 225                 case NUNIQSW:
 226                     unique = false;
 227                     continue;
 228
 229                 case FORWSW:
 230                     forwsw = true;
 231                     continue;
 232                 case NFORWSW:
 233                     forwsw = false;
 234                     continue;
 235
 236                 case VERBSW:
 237                     verbsw = true;
 238                     vec[vecp++] = --cp;
 239                     continue;
 240                 case NVERBSW:
 241                     verbsw = false;
 242                     vec[vecp++] = --cp;
 243                     continue;
 244
 245                 case MIMESW:
 246                     vec[vecp++] = --cp;
 247                     continue;
 248                 case NMIMESW:
 249                     vec[vecp++] = --cp;
 250                     continue;
 251
 252                 case SNOOPSW:
 253                     vec[vecp++] = --cp;
 254                     continue;
 255
 256                 case DEBUGSW:
 257                     debugsw++;
 258                     /* FALLTHRU */
 259                 case NFILTSW:
 260                 case FRMTSW:
 261                 case NFRMTSW:
 262                 case BITSTUFFSW:
 263                 case NBITSTUFFSW:
 264                 case MSGDSW:
 265                 case NMSGDSW:
 266                 case WATCSW:
 267                 case NWATCSW:
 268                 case SASLSW:
 269                 case NOSASLSW:
 270                 case TLSSW:
 271                 case INITTLSSW:
 272                 case NTLSSW:
 273                 case CERTVERSW:
 274                 case NOCERTVERSW:
 275                     vec[vecp++] = --cp;
 276                     continue;
 277
 278                 case USERSW:
 279                     vec[vecp++] = --cp;
 280                     if (!(cp = *argp++) || *cp == '-')
 281                         die("missing argument to %s", argp[-2]);
 282                     vec[vecp++] = cp;
 283                     user = cp;
 284                     continue;
 285
 286                 case AUTHSERVICESW:
 287 #ifdef OAUTH_SUPPORT
 288                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 289                         die("missing argument to %s", argp[-2]);
 290 #else
 291                     die("not built with OAuth support");
 292 #endif
 293                     continue;
 294
 295                 case SASLMECHSW:
 296                     if (!(saslmech = *argp) || *saslmech == '-')
 297                         die("missing argument to %s", argp[-1]);
 298                     /* FALLTHRU */
 299
 300                 case ALIASW:
 301                 case FILTSW:
 302                 case WIDTHSW:
 303                 case CLIESW:
 304                 case SERVSW:
 305                 case PORTSW:
 306                 case MTSSM:
 307                 case MTSSW:
 308                 case MESSAGEIDSW:
 309                     vec[vecp++] = --cp;
 310                     if (!(cp = *argp++) || *cp == '-')
 311                         die("missing argument to %s", argp[-2]);
 312                     vec[vecp++] = cp;
 313                     continue;
 314             }
 315         } else {
 316             msgs[msgp++] = cp;
 317         }
 318     }
 319
 320     /*
 321      * check for "Aliasfile:" profile entry
 322      */
 323     if ((cp = context_find ("Aliasfile"))) {
 324         char *dp = NULL;
 325
 326         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 327             vec[vecp++] = "-alias";
 328             vec[vecp++] = *ap;
 329         }
 330     }
 331
 332     if (dfolder == NULL) {
 333         if (msgp == 0) {
 334             msgs[msgp++] = mh_xstrdup(m_draft(NULL, NULL, 1, &isdf));
 335             if (stat (msgs[0], &st) == NOTOK)
 336                 adios (msgs[0], "unable to stat draft file");
 337             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 338             for (status = LISTDSW; status != YESW;) {
 339                 if (!(argp = read_switch_multiword (cp, anyl)))
 340                     done (1);
 341                 switch (status = smatch (*argp, anyl)) {
 342                     case NOSW:
 343                         done (0);
 344                     case YESW:
 345                         break;
 346                     case LISTDSW:
 347                         showfile (++argp, msgs[0]);
 348                         break;
 349                     default:
 350                         inform("say what?");
 351                         break;
 352                 }
 353             }
 354         } else {
 355             for (msgnum = 0; msgnum < msgp; msgnum++)
 356                 msgs[msgnum] = mh_xstrdup(m_maildir(msgs[msgnum]));
 357         }
 358     } else {
 359         if (!context_find ("path"))
 360             free (path ("./", TFOLDER));
 361
 362         if (!msgp)
 363             msgs[msgp++] = "cur";
 364         maildir = m_maildir (dfolder);
 365
 366         if (chdir (maildir) == NOTOK)
 367             adios (maildir, "unable to change directory to");
 368
 369         /* read folder and create message structure */
 370         if (!(mp = folder_read (dfolder, 1)))
 371             die("unable to read folder %s", dfolder);
 372
 373         /* check for empty folder */
 374         if (mp->nummsg == 0)
 375             die("no messages in %s", dfolder);
 376
 377         /* parse all the message ranges/sequences and set SELECTED */
 378         for (msgnum = 0; msgnum < msgp; msgnum++)
 379             if (!m_convert (mp, msgs[msgnum]))
 380                 done (1);
 381         seq_setprev (mp);       /* set the previous-sequence */
 382
 383         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 384             if (is_selected (mp, msgnum)) {
 385                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 386                 unset_exists (mp, msgnum);
 387             }
 388         }
 389
 390         mp->msgflags |= SEQMOD;
 391         seq_save (mp);
 392     }
 393
 394 #ifdef WHATNOW
 395 go_to_it:
 396 #endif /* WHATNOW */
 397
 398     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 399         if ((cp = context_find ("signature")) && *cp)
 400             setenv("SIGNATURE", cp, 1);
 401
 402     for (msgnum = 0; msgnum < msgp; msgnum++)
 403         if (stat (msgs[msgnum], &st) == NOTOK)
 404             adios (msgs[msgnum], "unable to stat draft file");
 405
 406     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 407         annotext = NULL;
 408     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 409         inplace = atoi (cp);
 410     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 411         altmsg = NULL;  /* used by dist interface - see below */
 412
 413     if ((cp = getenv ("mhdist"))
 414             && *cp
 415             && atoi(cp)
 416             && altmsg) {
 417         vec[vecp++] = "-dist";
 418         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 419             die("unable to create temporary file");
 420         }
 421         distfile = mh_xstrdup(cp);
 422         (void) m_unlink(distfile);
 423         if (link (altmsg, distfile) == NOTOK) {
 424             /* Cygwin with FAT32 filesystem produces EPERM. */
 425             if (errno != EXDEV  &&  errno != EPERM
 426 #ifdef EISREMOTE
 427                     && errno != EISREMOTE
 428 #endif /* EISREMOTE */
 429                 )
 430                 adios (distfile, "unable to link %s to", altmsg);
 431             free (distfile);
 432             if ((cp = m_mktemp2(NULL, invo_name, NULL, NULL)) == NULL) {
 433                 die("unable to create temporary file in %s",
 434                       get_temp_dir());
 435             }
 436             distfile = mh_xstrdup(cp);
 437             {
 438                 int in, out;
 439                 struct stat st;
 440
 441                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 442                     adios (altmsg, "unable to open");
 443                 fstat(in, &st);
 444                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 445                     adios (distfile, "unable to write");
 446                 cpydata (in, out, altmsg, distfile);
 447                 close (in);
 448                 close (out);
 449             }
 450         }
 451     } else {
 452         distfile = NULL;
 453     }
 454
 455 #ifdef OAUTH_SUPPORT
 456     if (auth_svc == NULL) {
 457         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 458             die("must specify -authservice with -saslmech xoauth2");
 459         }
 460     } else {
 461         if (user == NULL) {
 462             die("must specify -user with -saslmech xoauth2");
 463         }
 464     }
 465 #else
 466     NMH_UNUSED(auth_svc);
 467     NMH_UNUSED(user);
 468     NMH_UNUSED(saslmech);
 469 #endif /* OAUTH_SUPPORT */
 470
 471     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 472         st.st_mtime = 0;
 473         st.st_dev = 0;
 474         st.st_ino = 0;
 475     }
 476     if (pushsw)
 477         push ();
 478
 479     status = 0;
 480     closefds (3);
 481
 482     for (msgnum = 0; msgnum < msgp; msgnum++) {
 483         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 484             case DONE:
 485                 done (++status);
 486                 /* FALLTHRU */
 487             case NOTOK:
 488                 status++;
 489                 /* FALLTHRU */
 490             case OK:
 491                 break;
 492         }
 493     }
 494
 495     context_save ();    /* save the context file */
 496     done (status);
 497     return 1;
 498 }