Pileus Git - ~andy/fetchmail/blob - conf.c

   1 /*
   2  * conf.c -- dump fetchmail configuration as Python dictionary initializer
   3  *
   4  * For license terms, see the file COPYING in this directory.
   5  */
   6
   7 #include "config.h"
   8 #include "tunable.h"
   9
  10 #include <stdio.h>
  11 #include <ctype.h>
  12 #if defined(STDC_HEADERS)
  13 #include <stdlib.h>
  14 #endif
  15 #if defined(HAVE_UNISTD_H)
  16 #include <unistd.h>
  17 #endif
  18 #include <string.h>
  19 #include <pwd.h>
  20 #include <errno.h>
  21
  22 #include "fetchmail.h"
  23
  24 /* Python prettyprinting functions */
  25
  26 static int indent_level;
  27
  28 static void indent(char ic)
  29 /* indent current line */
  30 {
  31     int i;
  32
  33     if (ic == ')' || ic == ']' || ic == '}')
  34         indent_level--;
  35
  36     /*
  37      * The guard here is a kluge.  It depends on the fact that in the
  38      * particular structure we're dumping, opening [s are always
  39      * initializers for dictionary members and thus will be preceded
  40      * by a member name.
  41      */
  42     if (ic != '[')
  43     {
  44         for (i = 0; i < indent_level / 2; i++)
  45             putc('\t', stdout);
  46         if (indent_level % 2)
  47             fputs("    ", stdout);
  48     }
  49
  50     if (ic)
  51     {
  52         putc(ic, stdout);
  53         putc('\n', stdout);
  54     }
  55
  56     if (ic == '(' || ic == '[' || ic == '{')
  57         indent_level++;
  58 }
  59
  60
  61 static void stringdump(const char *name, const char *member)
  62 /* dump a string member with current indent */
  63 {
  64     indent('\0');
  65     fprintf(stdout, "\"%s\":", name);
  66     if (member)
  67         fprintf(stdout, "\"%s\"", visbuf(member));
  68     else
  69         fputs("None", stdout);
  70     fputs(",\n", stdout);
  71 }
  72
  73 static void numdump(const char *name, const int num)
  74 /* dump a numeric quantity at current indent */
  75 {
  76     indent('\0');
  77     fprintf(stdout, "'%s':%d,\n", name, NUM_VALUE_OUT(num));
  78 }
  79
  80 static void booldump(const char *name, const int onoff)
  81 /* dump a boolean quantity at current indent */
  82 {
  83     indent('\0');
  84     if (onoff)
  85         fprintf(stdout, "'%s':TRUE,\n", name);
  86     else
  87         fprintf(stdout, "'%s':FALSE,\n", name);
  88 }
  89
  90 static void listdump(const char *name, struct idlist *list)
  91 /* dump a string list member with current indent */
  92 {
  93     indent('\0');
  94     fprintf(stdout, "\"%s\":", name);
  95
  96     if (!list)
  97         fputs("[],\n", stdout);
  98     else
  99     {
 100         struct idlist *idp;
 101
 102         fputs("[", stdout);
 103         for (idp = list; idp; idp = idp->next)
 104             if (idp->id)
 105             {
 106                 fprintf(stdout, "\"%s\"", visbuf(idp->id));
 107                 if (idp->next)
 108                     fputs(", ", stdout);
 109             }
 110         fputs("],\n", stdout);
 111     }
 112 }
 113
 114 /*
 115  * Note: this function dumps the entire configuration,
 116  * after merging of the defaults record (if any).  It
 117  * is intended to produce output parseable by a configuration
 118  * front end, not anything especially comfortable for humans.
 119  */
 120
 121 void dump_config(struct runctl *runp, struct query *querylist)
 122 /* dump the in-core configuration in recompilable form */
 123 {
 124     struct query *ctl;
 125     struct idlist *idp;
 126     const char *features;
 127
 128     indent_level = 0;
 129
 130     /*
 131      * These had better match the values fetchmailconf is expecting!
 132      * (We don't want to import them from Tkinter because the user
 133      * might not have it installed.)
 134      */
 135     fputs("TRUE=1; FALSE=0\n\n", stdout);
 136
 137     /*
 138      * We need this in order to know whether `interface' and `monitor'
 139      * are valid options or not.
 140      */
 141 #if defined(linux)
 142     fputs("os_type = 'linux'\n", stdout);
 143 #elif defined(__FreeBSD__)
 144     fputs("os_type = 'freebsd'\n", stdout);
 145 #else
 146     fputs("os_type = 'generic'\n", stdout);
 147 #endif
 148
 149     /*
 150      * This should be approximately in sync with the -V option dumping
 151      * in fetchmail.c.
 152      */
 153     features = "feature_options = ("
 154 #ifdef POP2_ENABLE
 155     "'pop2',"
 156 #endif /* POP2_ENABLE */
 157 #ifdef POP3_ENABLE
 158     "'pop3',"
 159 #endif /* POP3_ENABLE */
 160 #ifdef IMAP_ENABLE
 161     "'imap',"
 162 #endif /* IMAP_ENABLE */
 163 #ifdef GSSAPI
 164     "'gssapi',"
 165 #endif /* GSSAPI */
 166 #if defined(KERBEROS_V4)
 167     "'kerberos',"
 168 #endif /* defined(IMAP4) */
 169 #ifdef RPA_ENABLE
 170     "'rpa',"
 171 #endif /* RPA_ENABLE */
 172 #ifdef SDPS_ENABLE
 173     "'sdps',"
 174 #endif /* SDPS_ENABLE */
 175 #ifdef ETRN_ENABLE
 176     "'etrn',"
 177 #endif /* ETRN_ENABLE */
 178 #ifdef ODMR_ENABLE
 179     "'odmr',"
 180 #endif /* ODMR_ENABLE */
 181 #ifdef SSL_ENABLE
 182     "'ssl',"
 183 #endif /* SSL_ENABLE */
 184 #ifdef OPIE_ENABLE
 185     "'opie',"
 186 #endif /* OPIE_ENABLE */
 187     ")\n";
 188     fputs(features, stdout);
 189
 190     fputs("# Start of configuration initializer\n", stdout);
 191     fputs("fetchmailrc = ", stdout);
 192     indent('{');
 193
 194     numdump("poll_interval", runp->poll_interval);
 195     stringdump("logfile", runp->logfile);
 196     stringdump("idfile", runp->idfile);
 197     stringdump("postmaster", runp->postmaster);
 198     booldump("bouncemail", runp->bouncemail);
 199     booldump("spambounce", runp->spambounce);
 200     stringdump("properties", runp->properties);
 201     booldump("invisible", runp->invisible);
 202     booldump("showdots", runp->showdots);
 203     booldump("syslog", runp->use_syslog);
 204
 205     if (!querylist)
 206     {
 207         fputs("    'servers': []\n", stdout);
 208         goto alldone;
 209     }
 210
 211     indent(0);
 212     fputs("# List of server entries begins here\n", stdout);
 213     indent(0);
 214     fputs("'servers': ", stdout);
 215     indent('[');
 216
 217     for (ctl = querylist; ctl; ctl = ctl->next)
 218     {
 219         /*
 220          * First, the server stuff.
 221          */
 222         if (!ctl->server.lead_server)
 223         {
 224             flag        using_kpop;
 225
 226             /*
 227              * Every time we see a leading server entry after the first one,
 228              * it implicitly ends the both (a) the list of user structures
 229              * associated with the previous entry, and (b) that previous entry.
 230              */
 231             if (ctl > querylist)
 232             {
 233                 indent(']');
 234                 indent('}');
 235                 indent('\0');
 236                 putc(',', stdout);
 237                 putc('\n', stdout);
 238             }
 239
 240             indent(0);
 241             fprintf(stdout,"# Entry for site `%s' begins:\n",ctl->server.pollname);
 242             indent('{');
 243
 244             using_kpop =
 245                 (ctl->server.protocol == P_POP3 &&
 246                  ctl->server.service && !strcmp(ctl->server.service, KPOP_PORT ) &&
 247                  ctl->server.authenticate == A_KERBEROS_V4);
 248
 249             stringdump("pollname", ctl->server.pollname);
 250             booldump("active", !ctl->server.skip);
 251             stringdump("via", ctl->server.via);
 252             stringdump("protocol",
 253                        using_kpop ? "KPOP" : showproto(ctl->server.protocol));
 254             stringdump("service",  ctl->server.service);
 255             numdump("timeout",  ctl->server.timeout);
 256             numdump("interval", ctl->server.interval);
 257
 258             if (ctl->server.envelope == STRING_DISABLED)
 259                 stringdump("envelope", NULL);
 260             else if (ctl->server.envelope == NULL)
 261                 stringdump("envelope", "Received");
 262             else
 263                 stringdump("envelope", ctl->server.envelope);
 264             numdump("envskip", ctl->server.envskip);
 265             stringdump("qvirtual", ctl->server.qvirtual);
 266
 267             if (ctl->server.authenticate == A_ANY)
 268                 stringdump("auth", "any");
 269             else if (ctl->server.authenticate == A_PASSWORD)
 270                 stringdump("auth", "password");
 271             else if (ctl->server.authenticate == A_OTP)
 272                 stringdump("auth", "otp");
 273             else if (ctl->server.authenticate == A_NTLM)
 274                 stringdump("auth", "ntlm");
 275             else if (ctl->server.authenticate == A_CRAM_MD5)
 276                 stringdump("auth", "cram-md5");
 277             else if (ctl->server.authenticate == A_GSSAPI)
 278                 stringdump("auth", "gssapi");
 279             else if (ctl->server.authenticate == A_KERBEROS_V4)
 280                 stringdump("auth", "kerberos_v4");
 281             else if (ctl->server.authenticate == A_KERBEROS_V5)
 282                 stringdump("auth", "kerberos_v5");
 283             else if (ctl->server.authenticate == A_SSH)
 284                 stringdump("auth", "ssh");
 285             else if (ctl->server.authenticate == A_OTP)
 286                 stringdump("auth", "otp");
 287             else if (ctl->server.authenticate == A_MSN)
 288                 stringdump("auth", "msn");
 289
 290 #ifdef HAVE_RES_SEARCH
 291             booldump("dns", ctl->server.dns);
 292 #endif /* HAVE_RES_SEARCH */
 293             booldump("uidl", ctl->server.uidl);
 294
 295             listdump("aka", ctl->server.akalist);
 296             listdump("localdomains", ctl->server.localdomains);
 297
 298 #ifdef CAN_MONITOR
 299             stringdump("interface", ctl->server.interface);
 300             stringdump("monitor", ctl->server.monitor);
 301 #endif
 302
 303             stringdump("plugin", ctl->server.plugin);
 304             stringdump("plugout", ctl->server.plugout);
 305             stringdump("principal", ctl->server.principal);
 306             if (ctl->server.esmtp_name)
 307                 stringdump("esmtpname",ctl->server.esmtp_name);
 308             if (ctl->server.esmtp_password)
 309                 stringdump("esmtppassword",ctl->server.esmtp_password);
 310             booldump("tracepolls", ctl->server.tracepolls);
 311
 312             indent(0);
 313             fputs("'users': ", stdout);
 314             indent('[');
 315         }
 316
 317         indent('{');
 318
 319         stringdump("remote", ctl->remotename);
 320         stringdump("password", ctl->password);
 321
 322         indent('\0');
 323         fprintf(stdout, "'localnames':[");
 324         for (idp = ctl->localnames; idp; idp = idp->next)
 325         {
 326             char namebuf[USERNAMELEN + 1];
 327
 328             strlcpy(namebuf, visbuf(idp->id), sizeof(namebuf));
 329             if (idp->val.id2)
 330                 fprintf(stdout, "(\"%s\", %s)", namebuf, visbuf(idp->val.id2));
 331             else
 332                 fprintf(stdout, "\"%s\"", namebuf);
 333             if (idp->next)
 334                 fputs(", ", stdout);
 335         }
 336         if (ctl->wildcard)
 337             fputs(", '*'", stdout);
 338         fputs("],\n", stdout);
 339
 340         booldump("fetchall", ctl->fetchall);
 341         booldump("keep", ctl->keep);
 342         booldump("flush", ctl->flush);
 343         booldump("limitflush", ctl->limitflush);
 344         booldump("rewrite", ctl->rewrite);
 345         booldump("stripcr", ctl->stripcr);
 346         booldump("forcecr", ctl->forcecr);
 347         booldump("pass8bits", ctl->pass8bits);
 348         booldump("dropstatus", ctl->dropstatus);
 349         booldump("dropdelivered", ctl->dropdelivered);
 350         booldump("mimedecode", ctl->mimedecode);
 351         booldump("idle", ctl->idle);
 352
 353         stringdump("mda", ctl->mda);
 354         stringdump("bsmtp", ctl->bsmtp);
 355         indent('\0');
 356         if (ctl->listener == LMTP_MODE)
 357             fputs("'lmtp':TRUE,\n", stdout);
 358         else
 359             fputs("'lmtp':FALSE,\n", stdout);
 360
 361         stringdump("preconnect", ctl->preconnect);
 362         stringdump("postconnect", ctl->postconnect);
 363         numdump("limit", ctl->limit);
 364         numdump("warnings", ctl->warnings);
 365         numdump("fetchlimit", ctl->fetchlimit);
 366         numdump("fetchsizelimit", ctl->fetchsizelimit);
 367         numdump("fastuidl", ctl->fastuidl);
 368         numdump("batchlimit", ctl->batchlimit);
 369 #ifdef SSL_ENABLE
 370         booldump("ssl", ctl->use_ssl);
 371         stringdump("sslkey", ctl->sslkey);
 372         stringdump("sslcert", ctl->sslcert);
 373         stringdump("sslproto", ctl->sslproto);
 374         booldump("sslcertck", ctl->sslcertck);
 375         stringdump("sslcertpath", ctl->sslcertpath);
 376         stringdump("sslfingerprint", ctl->sslfingerprint);
 377 #endif /* SSL_ENABLE */
 378         numdump("expunge", ctl->expunge);
 379         stringdump("properties", ctl->properties);
 380         listdump("smtphunt", ctl->smtphunt);
 381         listdump("fetchdomains", ctl->domainlist);
 382         stringdump("smtpaddress", ctl->smtpaddress);
 383         stringdump("smtpname", ctl->smtpname);
 384
 385         indent('\0');
 386         fprintf(stdout, "'antispam':'");
 387         for (idp = ctl->antispam; idp; idp = idp->next)
 388         {
 389             fprintf(stdout, "%d", idp->val.status.num);
 390             if (idp->next)
 391                 fputs(" ", stdout);
 392         }
 393         fputs("',\n", stdout);
 394         listdump("mailboxes", ctl->mailboxes);
 395
 396         indent('}');
 397         indent('\0');
 398         fputc(',', stdout);
 399     }
 400
 401     /* end last span of user entries and last server entry */
 402     indent(']');
 403     indent('}');
 404
 405     /* end array of servers */
 406     indent(']');
 407
 408  alldone:
 409     /* end top-level dictionary */
 410     indent('}');
 411     fputs("# End of initializer\n", stdout);
 412 }
 413
 414 /* conf.c ends here */