contrib/unbound/util/configparser.y

   1 /*
   2  * configparser.y -- yacc grammar for unbound configuration files
   3  *
   4  * Copyright (c) 2001-2006, NLnet Labs. All rights reserved.
   5  *
   6  * Copyright (c) 2007, NLnet Labs. All rights reserved.
   7  *
   8  * This software is open source.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  *
  14  * Redistributions of source code must retain the above copyright notice,
  15  * this list of conditions and the following disclaimer.
  16  *
  17  * Redistributions in binary form must reproduce the above copyright notice,
  18  * this list of conditions and the following disclaimer in the documentation
  19  * and/or other materials provided with the distribution.
  20  *
  21  * Neither the name of the NLNET LABS nor the names of its contributors may
  22  * be used to endorse or promote products derived from this software without
  23  * specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  26  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  27  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  28  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  29  * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  30  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
  31  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  32  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  34  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  35  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 %{
  39 #include "config.h"
  40
  41 #include <stdarg.h>
  42 #include <stdio.h>
  43 #include <string.h>
  44 #include <stdlib.h>
  45 #include <assert.h>
  46
  47 #include "util/config_file.h"
  48 #include "util/net_help.h"
  49
  50 int ub_c_lex(void);
  51 void ub_c_error(const char *message);
  52
  53 /* these need to be global, otherwise they cannot be used inside yacc */
  54 extern struct config_parser_state* cfg_parser;
  55
  56 #if 0
  57 #define OUTYY(s)  printf s /* used ONLY when debugging */
  58 #else
  59 #define OUTYY(s)
  60 #endif
  61
  62 %}
  63 %union {
  64         char*   str;
  65 };
  66
  67 %token SPACE LETTER NEWLINE COMMENT COLON ANY ZONESTR
  68 %token <str> STRING_ARG
  69 %token VAR_SERVER VAR_VERBOSITY VAR_NUM_THREADS VAR_PORT
  70 %token VAR_OUTGOING_RANGE VAR_INTERFACE
  71 %token VAR_DO_IP4 VAR_DO_IP6 VAR_DO_UDP VAR_DO_TCP
  72 %token VAR_CHROOT VAR_USERNAME VAR_DIRECTORY VAR_LOGFILE VAR_PIDFILE
  73 %token VAR_MSG_CACHE_SIZE VAR_MSG_CACHE_SLABS VAR_NUM_QUERIES_PER_THREAD
  74 %token VAR_RRSET_CACHE_SIZE VAR_RRSET_CACHE_SLABS VAR_OUTGOING_NUM_TCP
  75 %token VAR_INFRA_HOST_TTL VAR_INFRA_LAME_TTL VAR_INFRA_CACHE_SLABS
  76 %token VAR_INFRA_CACHE_NUMHOSTS VAR_INFRA_CACHE_LAME_SIZE VAR_NAME
  77 %token VAR_STUB_ZONE VAR_STUB_HOST VAR_STUB_ADDR VAR_TARGET_FETCH_POLICY
  78 %token VAR_HARDEN_SHORT_BUFSIZE VAR_HARDEN_LARGE_QUERIES
  79 %token VAR_FORWARD_ZONE VAR_FORWARD_HOST VAR_FORWARD_ADDR
  80 %token VAR_DO_NOT_QUERY_ADDRESS VAR_HIDE_IDENTITY VAR_HIDE_VERSION
  81 %token VAR_IDENTITY VAR_VERSION VAR_HARDEN_GLUE VAR_MODULE_CONF
  82 %token VAR_TRUST_ANCHOR_FILE VAR_TRUST_ANCHOR VAR_VAL_OVERRIDE_DATE
  83 %token VAR_BOGUS_TTL VAR_VAL_CLEAN_ADDITIONAL VAR_VAL_PERMISSIVE_MODE
  84 %token VAR_INCOMING_NUM_TCP VAR_MSG_BUFFER_SIZE VAR_KEY_CACHE_SIZE
  85 %token VAR_KEY_CACHE_SLABS VAR_TRUSTED_KEYS_FILE
  86 %token VAR_VAL_NSEC3_KEYSIZE_ITERATIONS VAR_USE_SYSLOG
  87 %token VAR_OUTGOING_INTERFACE VAR_ROOT_HINTS VAR_DO_NOT_QUERY_LOCALHOST
  88 %token VAR_CACHE_MAX_TTL VAR_HARDEN_DNSSEC_STRIPPED VAR_ACCESS_CONTROL
  89 %token VAR_LOCAL_ZONE VAR_LOCAL_DATA VAR_INTERFACE_AUTOMATIC
  90 %token VAR_STATISTICS_INTERVAL VAR_DO_DAEMONIZE VAR_USE_CAPS_FOR_ID
  91 %token VAR_STATISTICS_CUMULATIVE VAR_OUTGOING_PORT_PERMIT
  92 %token VAR_OUTGOING_PORT_AVOID VAR_DLV_ANCHOR_FILE VAR_DLV_ANCHOR
  93 %token VAR_NEG_CACHE_SIZE VAR_HARDEN_REFERRAL_PATH VAR_PRIVATE_ADDRESS
  94 %token VAR_PRIVATE_DOMAIN VAR_REMOTE_CONTROL VAR_CONTROL_ENABLE
  95 %token VAR_CONTROL_INTERFACE VAR_CONTROL_PORT VAR_SERVER_KEY_FILE
  96 %token VAR_SERVER_CERT_FILE VAR_CONTROL_KEY_FILE VAR_CONTROL_CERT_FILE
  97 %token VAR_EXTENDED_STATISTICS VAR_LOCAL_DATA_PTR VAR_JOSTLE_TIMEOUT
  98 %token VAR_STUB_PRIME VAR_UNWANTED_REPLY_THRESHOLD VAR_LOG_TIME_ASCII
  99 %token VAR_DOMAIN_INSECURE VAR_PYTHON VAR_PYTHON_SCRIPT VAR_VAL_SIG_SKEW_MIN
 100 %token VAR_VAL_SIG_SKEW_MAX VAR_CACHE_MIN_TTL VAR_VAL_LOG_LEVEL
 101 %token VAR_AUTO_TRUST_ANCHOR_FILE VAR_KEEP_MISSING VAR_ADD_HOLDDOWN
 102 %token VAR_DEL_HOLDDOWN VAR_SO_RCVBUF VAR_EDNS_BUFFER_SIZE VAR_PREFETCH
 103 %token VAR_PREFETCH_KEY VAR_SO_SNDBUF VAR_SO_REUSEPORT VAR_HARDEN_BELOW_NXDOMAIN
 104 %token VAR_IGNORE_CD_FLAG VAR_LOG_QUERIES VAR_TCP_UPSTREAM VAR_SSL_UPSTREAM
 105 %token VAR_SSL_SERVICE_KEY VAR_SSL_SERVICE_PEM VAR_SSL_PORT VAR_FORWARD_FIRST
 106 %token VAR_STUB_FIRST VAR_MINIMAL_RESPONSES VAR_RRSET_ROUNDROBIN
 107 %token VAR_MAX_UDP_SIZE VAR_DELAY_CLOSE VAR_UNBLOCK_LAN_ZONES
 108
 109 %%
 110 toplevelvars: /* empty */ | toplevelvars toplevelvar ;
 111 toplevelvar: serverstart contents_server | stubstart contents_stub |
 112         forwardstart contents_forward | pythonstart contents_py |
 113         rcstart contents_rc
 114         ;
 115
 116 /* server: declaration */
 117 serverstart: VAR_SERVER
 118         {
 119                 OUTYY(("\nP(server:)\n"));
 120         }
 121         ;
 122 contents_server: contents_server content_server
 123         | ;
 124 content_server: server_num_threads | server_verbosity | server_port |
 125         server_outgoing_range | server_do_ip4 |
 126         server_do_ip6 | server_do_udp | server_do_tcp |
 127         server_interface | server_chroot | server_username |
 128         server_directory | server_logfile | server_pidfile |
 129         server_msg_cache_size | server_msg_cache_slabs |
 130         server_num_queries_per_thread | server_rrset_cache_size |
 131         server_rrset_cache_slabs | server_outgoing_num_tcp |
 132         server_infra_host_ttl | server_infra_lame_ttl |
 133         server_infra_cache_slabs | server_infra_cache_numhosts |
 134         server_infra_cache_lame_size | server_target_fetch_policy |
 135         server_harden_short_bufsize | server_harden_large_queries |
 136         server_do_not_query_address | server_hide_identity |
 137         server_hide_version | server_identity | server_version |
 138         server_harden_glue | server_module_conf | server_trust_anchor_file |
 139         server_trust_anchor | server_val_override_date | server_bogus_ttl |
 140         server_val_clean_additional | server_val_permissive_mode |
 141         server_incoming_num_tcp | server_msg_buffer_size |
 142         server_key_cache_size | server_key_cache_slabs |
 143         server_trusted_keys_file | server_val_nsec3_keysize_iterations |
 144         server_use_syslog | server_outgoing_interface | server_root_hints |
 145         server_do_not_query_localhost | server_cache_max_ttl |
 146         server_harden_dnssec_stripped | server_access_control |
 147         server_local_zone | server_local_data | server_interface_automatic |
 148         server_statistics_interval | server_do_daemonize |
 149         server_use_caps_for_id | server_statistics_cumulative |
 150         server_outgoing_port_permit | server_outgoing_port_avoid |
 151         server_dlv_anchor_file | server_dlv_anchor | server_neg_cache_size |
 152         server_harden_referral_path | server_private_address |
 153         server_private_domain | server_extended_statistics |
 154         server_local_data_ptr | server_jostle_timeout |
 155         server_unwanted_reply_threshold | server_log_time_ascii |
 156         server_domain_insecure | server_val_sig_skew_min |
 157         server_val_sig_skew_max | server_cache_min_ttl | server_val_log_level |
 158         server_auto_trust_anchor_file | server_add_holddown |
 159         server_del_holddown | server_keep_missing | server_so_rcvbuf |
 160         server_edns_buffer_size | server_prefetch | server_prefetch_key |
 161         server_so_sndbuf | server_harden_below_nxdomain | server_ignore_cd_flag |
 162         server_log_queries | server_tcp_upstream | server_ssl_upstream |
 163         server_ssl_service_key | server_ssl_service_pem | server_ssl_port |
 164         server_minimal_responses | server_rrset_roundrobin | server_max_udp_size |
 165         server_so_reuseport | server_delay_close | server_unblock_lan_zones
 166         ;
 167 stubstart: VAR_STUB_ZONE
 168         {
 169                 struct config_stub* s;
 170                 OUTYY(("\nP(stub_zone:)\n"));
 171                 s = (struct config_stub*)calloc(1, sizeof(struct config_stub));
 172                 if(s) {
 173                         s->next = cfg_parser->cfg->stubs;
 174                         cfg_parser->cfg->stubs = s;
 175                 } else
 176                         yyerror("out of memory");
 177         }
 178         ;
 179 contents_stub: contents_stub content_stub
 180         | ;
 181 content_stub: stub_name | stub_host | stub_addr | stub_prime | stub_first
 182         ;
 183 forwardstart: VAR_FORWARD_ZONE
 184         {
 185                 struct config_stub* s;
 186                 OUTYY(("\nP(forward_zone:)\n"));
 187                 s = (struct config_stub*)calloc(1, sizeof(struct config_stub));
 188                 if(s) {
 189                         s->next = cfg_parser->cfg->forwards;
 190                         cfg_parser->cfg->forwards = s;
 191                 } else
 192                         yyerror("out of memory");
 193         }
 194         ;
 195 contents_forward: contents_forward content_forward
 196         | ;
 197 content_forward: forward_name | forward_host | forward_addr | forward_first
 198         ;
 199 server_num_threads: VAR_NUM_THREADS STRING_ARG
 200         {
 201                 OUTYY(("P(server_num_threads:%s)\n", $2));
 202                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 203                         yyerror("number expected");
 204                 else cfg_parser->cfg->num_threads = atoi($2);
 205                 free($2);
 206         }
 207         ;
 208 server_verbosity: VAR_VERBOSITY STRING_ARG
 209         {
 210                 OUTYY(("P(server_verbosity:%s)\n", $2));
 211                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 212                         yyerror("number expected");
 213                 else cfg_parser->cfg->verbosity = atoi($2);
 214                 free($2);
 215         }
 216         ;
 217 server_statistics_interval: VAR_STATISTICS_INTERVAL STRING_ARG
 218         {
 219                 OUTYY(("P(server_statistics_interval:%s)\n", $2));
 220                 if(strcmp($2, "") == 0 || strcmp($2, "0") == 0)
 221                         cfg_parser->cfg->stat_interval = 0;
 222                 else if(atoi($2) == 0)
 223                         yyerror("number expected");
 224                 else cfg_parser->cfg->stat_interval = atoi($2);
 225                 free($2);
 226         }
 227         ;
 228 server_statistics_cumulative: VAR_STATISTICS_CUMULATIVE STRING_ARG
 229         {
 230                 OUTYY(("P(server_statistics_cumulative:%s)\n", $2));
 231                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 232                         yyerror("expected yes or no.");
 233                 else cfg_parser->cfg->stat_cumulative = (strcmp($2, "yes")==0);
 234                 free($2);
 235         }
 236         ;
 237 server_extended_statistics: VAR_EXTENDED_STATISTICS STRING_ARG
 238         {
 239                 OUTYY(("P(server_extended_statistics:%s)\n", $2));
 240                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 241                         yyerror("expected yes or no.");
 242                 else cfg_parser->cfg->stat_extended = (strcmp($2, "yes")==0);
 243                 free($2);
 244         }
 245         ;
 246 server_port: VAR_PORT STRING_ARG
 247         {
 248                 OUTYY(("P(server_port:%s)\n", $2));
 249                 if(atoi($2) == 0)
 250                         yyerror("port number expected");
 251                 else cfg_parser->cfg->port = atoi($2);
 252                 free($2);
 253         }
 254         ;
 255 server_interface: VAR_INTERFACE STRING_ARG
 256         {
 257                 OUTYY(("P(server_interface:%s)\n", $2));
 258                 if(cfg_parser->cfg->num_ifs == 0)
 259                         cfg_parser->cfg->ifs = calloc(1, sizeof(char*));
 260                 else    cfg_parser->cfg->ifs = realloc(cfg_parser->cfg->ifs,
 261                                 (cfg_parser->cfg->num_ifs+1)*sizeof(char*));
 262                 if(!cfg_parser->cfg->ifs)
 263                         yyerror("out of memory");
 264                 else
 265                         cfg_parser->cfg->ifs[cfg_parser->cfg->num_ifs++] = $2;
 266         }
 267         ;
 268 server_outgoing_interface: VAR_OUTGOING_INTERFACE STRING_ARG
 269         {
 270                 OUTYY(("P(server_outgoing_interface:%s)\n", $2));
 271                 if(cfg_parser->cfg->num_out_ifs == 0)
 272                         cfg_parser->cfg->out_ifs = calloc(1, sizeof(char*));
 273                 else    cfg_parser->cfg->out_ifs = realloc(
 274                         cfg_parser->cfg->out_ifs,
 275                         (cfg_parser->cfg->num_out_ifs+1)*sizeof(char*));
 276                 if(!cfg_parser->cfg->out_ifs)
 277                         yyerror("out of memory");
 278                 else
 279                         cfg_parser->cfg->out_ifs[
 280                                 cfg_parser->cfg->num_out_ifs++] = $2;
 281         }
 282         ;
 283 server_outgoing_range: VAR_OUTGOING_RANGE STRING_ARG
 284         {
 285                 OUTYY(("P(server_outgoing_range:%s)\n", $2));
 286                 if(atoi($2) == 0)
 287                         yyerror("number expected");
 288                 else cfg_parser->cfg->outgoing_num_ports = atoi($2);
 289                 free($2);
 290         }
 291         ;
 292 server_outgoing_port_permit: VAR_OUTGOING_PORT_PERMIT STRING_ARG
 293         {
 294                 OUTYY(("P(server_outgoing_port_permit:%s)\n", $2));
 295                 if(!cfg_mark_ports($2, 1,
 296                         cfg_parser->cfg->outgoing_avail_ports, 65536))
 297                         yyerror("port number or range (\"low-high\") expected");
 298                 free($2);
 299         }
 300         ;
 301 server_outgoing_port_avoid: VAR_OUTGOING_PORT_AVOID STRING_ARG
 302         {
 303                 OUTYY(("P(server_outgoing_port_avoid:%s)\n", $2));
 304                 if(!cfg_mark_ports($2, 0,
 305                         cfg_parser->cfg->outgoing_avail_ports, 65536))
 306                         yyerror("port number or range (\"low-high\") expected");
 307                 free($2);
 308         }
 309         ;
 310 server_outgoing_num_tcp: VAR_OUTGOING_NUM_TCP STRING_ARG
 311         {
 312                 OUTYY(("P(server_outgoing_num_tcp:%s)\n", $2));
 313                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 314                         yyerror("number expected");
 315                 else cfg_parser->cfg->outgoing_num_tcp = atoi($2);
 316                 free($2);
 317         }
 318         ;
 319 server_incoming_num_tcp: VAR_INCOMING_NUM_TCP STRING_ARG
 320         {
 321                 OUTYY(("P(server_incoming_num_tcp:%s)\n", $2));
 322                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 323                         yyerror("number expected");
 324                 else cfg_parser->cfg->incoming_num_tcp = atoi($2);
 325                 free($2);
 326         }
 327         ;
 328 server_interface_automatic: VAR_INTERFACE_AUTOMATIC STRING_ARG
 329         {
 330                 OUTYY(("P(server_interface_automatic:%s)\n", $2));
 331                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 332                         yyerror("expected yes or no.");
 333                 else cfg_parser->cfg->if_automatic = (strcmp($2, "yes")==0);
 334                 free($2);
 335         }
 336         ;
 337 server_do_ip4: VAR_DO_IP4 STRING_ARG
 338         {
 339                 OUTYY(("P(server_do_ip4:%s)\n", $2));
 340                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 341                         yyerror("expected yes or no.");
 342                 else cfg_parser->cfg->do_ip4 = (strcmp($2, "yes")==0);
 343                 free($2);
 344         }
 345         ;
 346 server_do_ip6: VAR_DO_IP6 STRING_ARG
 347         {
 348                 OUTYY(("P(server_do_ip6:%s)\n", $2));
 349                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 350                         yyerror("expected yes or no.");
 351                 else cfg_parser->cfg->do_ip6 = (strcmp($2, "yes")==0);
 352                 free($2);
 353         }
 354         ;
 355 server_do_udp: VAR_DO_UDP STRING_ARG
 356         {
 357                 OUTYY(("P(server_do_udp:%s)\n", $2));
 358                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 359                         yyerror("expected yes or no.");
 360                 else cfg_parser->cfg->do_udp = (strcmp($2, "yes")==0);
 361                 free($2);
 362         }
 363         ;
 364 server_do_tcp: VAR_DO_TCP STRING_ARG
 365         {
 366                 OUTYY(("P(server_do_tcp:%s)\n", $2));
 367                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 368                         yyerror("expected yes or no.");
 369                 else cfg_parser->cfg->do_tcp = (strcmp($2, "yes")==0);
 370                 free($2);
 371         }
 372         ;
 373 server_tcp_upstream: VAR_TCP_UPSTREAM STRING_ARG
 374         {
 375                 OUTYY(("P(server_tcp_upstream:%s)\n", $2));
 376                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 377                         yyerror("expected yes or no.");
 378                 else cfg_parser->cfg->tcp_upstream = (strcmp($2, "yes")==0);
 379                 free($2);
 380         }
 381         ;
 382 server_ssl_upstream: VAR_SSL_UPSTREAM STRING_ARG
 383         {
 384                 OUTYY(("P(server_ssl_upstream:%s)\n", $2));
 385                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 386                         yyerror("expected yes or no.");
 387                 else cfg_parser->cfg->ssl_upstream = (strcmp($2, "yes")==0);
 388                 free($2);
 389         }
 390         ;
 391 server_ssl_service_key: VAR_SSL_SERVICE_KEY STRING_ARG
 392         {
 393                 OUTYY(("P(server_ssl_service_key:%s)\n", $2));
 394                 free(cfg_parser->cfg->ssl_service_key);
 395                 cfg_parser->cfg->ssl_service_key = $2;
 396         }
 397         ;
 398 server_ssl_service_pem: VAR_SSL_SERVICE_PEM STRING_ARG
 399         {
 400                 OUTYY(("P(server_ssl_service_pem:%s)\n", $2));
 401                 free(cfg_parser->cfg->ssl_service_pem);
 402                 cfg_parser->cfg->ssl_service_pem = $2;
 403         }
 404         ;
 405 server_ssl_port: VAR_SSL_PORT STRING_ARG
 406         {
 407                 OUTYY(("P(server_ssl_port:%s)\n", $2));
 408                 if(atoi($2) == 0)
 409                         yyerror("port number expected");
 410                 else cfg_parser->cfg->ssl_port = atoi($2);
 411                 free($2);
 412         }
 413         ;
 414 server_do_daemonize: VAR_DO_DAEMONIZE STRING_ARG
 415         {
 416                 OUTYY(("P(server_do_daemonize:%s)\n", $2));
 417                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 418                         yyerror("expected yes or no.");
 419                 else cfg_parser->cfg->do_daemonize = (strcmp($2, "yes")==0);
 420                 free($2);
 421         }
 422         ;
 423 server_use_syslog: VAR_USE_SYSLOG STRING_ARG
 424         {
 425                 OUTYY(("P(server_use_syslog:%s)\n", $2));
 426                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 427                         yyerror("expected yes or no.");
 428                 else cfg_parser->cfg->use_syslog = (strcmp($2, "yes")==0);
 429 #if !defined(HAVE_SYSLOG_H) && !defined(UB_ON_WINDOWS)
 430                 if(strcmp($2, "yes") == 0)
 431                         yyerror("no syslog services are available. "
 432                                 "(reconfigure and compile to add)");
 433 #endif
 434                 free($2);
 435         }
 436         ;
 437 server_log_time_ascii: VAR_LOG_TIME_ASCII STRING_ARG
 438         {
 439                 OUTYY(("P(server_log_time_ascii:%s)\n", $2));
 440                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 441                         yyerror("expected yes or no.");
 442                 else cfg_parser->cfg->log_time_ascii = (strcmp($2, "yes")==0);
 443                 free($2);
 444         }
 445         ;
 446 server_log_queries: VAR_LOG_QUERIES STRING_ARG
 447         {
 448                 OUTYY(("P(server_log_queries:%s)\n", $2));
 449                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 450                         yyerror("expected yes or no.");
 451                 else cfg_parser->cfg->log_queries = (strcmp($2, "yes")==0);
 452                 free($2);
 453         }
 454         ;
 455 server_chroot: VAR_CHROOT STRING_ARG
 456         {
 457                 OUTYY(("P(server_chroot:%s)\n", $2));
 458                 free(cfg_parser->cfg->chrootdir);
 459                 cfg_parser->cfg->chrootdir = $2;
 460         }
 461         ;
 462 server_username: VAR_USERNAME STRING_ARG
 463         {
 464                 OUTYY(("P(server_username:%s)\n", $2));
 465                 free(cfg_parser->cfg->username);
 466                 cfg_parser->cfg->username = $2;
 467         }
 468         ;
 469 server_directory: VAR_DIRECTORY STRING_ARG
 470         {
 471                 OUTYY(("P(server_directory:%s)\n", $2));
 472                 free(cfg_parser->cfg->directory);
 473                 cfg_parser->cfg->directory = $2;
 474         }
 475         ;
 476 server_logfile: VAR_LOGFILE STRING_ARG
 477         {
 478                 OUTYY(("P(server_logfile:%s)\n", $2));
 479                 free(cfg_parser->cfg->logfile);
 480                 cfg_parser->cfg->logfile = $2;
 481                 cfg_parser->cfg->use_syslog = 0;
 482         }
 483         ;
 484 server_pidfile: VAR_PIDFILE STRING_ARG
 485         {
 486                 OUTYY(("P(server_pidfile:%s)\n", $2));
 487                 free(cfg_parser->cfg->pidfile);
 488                 cfg_parser->cfg->pidfile = $2;
 489         }
 490         ;
 491 server_root_hints: VAR_ROOT_HINTS STRING_ARG
 492         {
 493                 OUTYY(("P(server_root_hints:%s)\n", $2));
 494                 if(!cfg_strlist_insert(&cfg_parser->cfg->root_hints, $2))
 495                         yyerror("out of memory");
 496         }
 497         ;
 498 server_dlv_anchor_file: VAR_DLV_ANCHOR_FILE STRING_ARG
 499         {
 500                 OUTYY(("P(server_dlv_anchor_file:%s)\n", $2));
 501                 free(cfg_parser->cfg->dlv_anchor_file);
 502                 cfg_parser->cfg->dlv_anchor_file = $2;
 503         }
 504         ;
 505 server_dlv_anchor: VAR_DLV_ANCHOR STRING_ARG
 506         {
 507                 OUTYY(("P(server_dlv_anchor:%s)\n", $2));
 508                 if(!cfg_strlist_insert(&cfg_parser->cfg->dlv_anchor_list, $2))
 509                         yyerror("out of memory");
 510         }
 511         ;
 512 server_auto_trust_anchor_file: VAR_AUTO_TRUST_ANCHOR_FILE STRING_ARG
 513         {
 514                 OUTYY(("P(server_auto_trust_anchor_file:%s)\n", $2));
 515                 if(!cfg_strlist_insert(&cfg_parser->cfg->
 516                         auto_trust_anchor_file_list, $2))
 517                         yyerror("out of memory");
 518         }
 519         ;
 520 server_trust_anchor_file: VAR_TRUST_ANCHOR_FILE STRING_ARG
 521         {
 522                 OUTYY(("P(server_trust_anchor_file:%s)\n", $2));
 523                 if(!cfg_strlist_insert(&cfg_parser->cfg->
 524                         trust_anchor_file_list, $2))
 525                         yyerror("out of memory");
 526         }
 527         ;
 528 server_trusted_keys_file: VAR_TRUSTED_KEYS_FILE STRING_ARG
 529         {
 530                 OUTYY(("P(server_trusted_keys_file:%s)\n", $2));
 531                 if(!cfg_strlist_insert(&cfg_parser->cfg->
 532                         trusted_keys_file_list, $2))
 533                         yyerror("out of memory");
 534         }
 535         ;
 536 server_trust_anchor: VAR_TRUST_ANCHOR STRING_ARG
 537         {
 538                 OUTYY(("P(server_trust_anchor:%s)\n", $2));
 539                 if(!cfg_strlist_insert(&cfg_parser->cfg->trust_anchor_list, $2))
 540                         yyerror("out of memory");
 541         }
 542         ;
 543 server_domain_insecure: VAR_DOMAIN_INSECURE STRING_ARG
 544         {
 545                 OUTYY(("P(server_domain_insecure:%s)\n", $2));
 546                 if(!cfg_strlist_insert(&cfg_parser->cfg->domain_insecure, $2))
 547                         yyerror("out of memory");
 548         }
 549         ;
 550 server_hide_identity: VAR_HIDE_IDENTITY STRING_ARG
 551         {
 552                 OUTYY(("P(server_hide_identity:%s)\n", $2));
 553                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 554                         yyerror("expected yes or no.");
 555                 else cfg_parser->cfg->hide_identity = (strcmp($2, "yes")==0);
 556                 free($2);
 557         }
 558         ;
 559 server_hide_version: VAR_HIDE_VERSION STRING_ARG
 560         {
 561                 OUTYY(("P(server_hide_version:%s)\n", $2));
 562                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 563                         yyerror("expected yes or no.");
 564                 else cfg_parser->cfg->hide_version = (strcmp($2, "yes")==0);
 565                 free($2);
 566         }
 567         ;
 568 server_identity: VAR_IDENTITY STRING_ARG
 569         {
 570                 OUTYY(("P(server_identity:%s)\n", $2));
 571                 free(cfg_parser->cfg->identity);
 572                 cfg_parser->cfg->identity = $2;
 573         }
 574         ;
 575 server_version: VAR_VERSION STRING_ARG
 576         {
 577                 OUTYY(("P(server_version:%s)\n", $2));
 578                 free(cfg_parser->cfg->version);
 579                 cfg_parser->cfg->version = $2;
 580         }
 581         ;
 582 server_so_rcvbuf: VAR_SO_RCVBUF STRING_ARG
 583         {
 584                 OUTYY(("P(server_so_rcvbuf:%s)\n", $2));
 585                 if(!cfg_parse_memsize($2, &cfg_parser->cfg->so_rcvbuf))
 586                         yyerror("buffer size expected");
 587                 free($2);
 588         }
 589         ;
 590 server_so_sndbuf: VAR_SO_SNDBUF STRING_ARG
 591         {
 592                 OUTYY(("P(server_so_sndbuf:%s)\n", $2));
 593                 if(!cfg_parse_memsize($2, &cfg_parser->cfg->so_sndbuf))
 594                         yyerror("buffer size expected");
 595                 free($2);
 596         }
 597         ;
 598 server_so_reuseport: VAR_SO_REUSEPORT STRING_ARG
 599     {
 600         OUTYY(("P(server_so_reuseport:%s)\n", $2));
 601         if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 602             yyerror("expected yes or no.");
 603         else cfg_parser->cfg->so_reuseport =
 604             (strcmp($2, "yes")==0);
 605         free($2);
 606     }
 607     ;
 608 server_edns_buffer_size: VAR_EDNS_BUFFER_SIZE STRING_ARG
 609         {
 610                 OUTYY(("P(server_edns_buffer_size:%s)\n", $2));
 611                 if(atoi($2) == 0)
 612                         yyerror("number expected");
 613                 else if (atoi($2) < 12)
 614                         yyerror("edns buffer size too small");
 615                 else if (atoi($2) > 65535)
 616                         cfg_parser->cfg->edns_buffer_size = 65535;
 617                 else cfg_parser->cfg->edns_buffer_size = atoi($2);
 618                 free($2);
 619         }
 620         ;
 621 server_msg_buffer_size: VAR_MSG_BUFFER_SIZE STRING_ARG
 622         {
 623                 OUTYY(("P(server_msg_buffer_size:%s)\n", $2));
 624                 if(atoi($2) == 0)
 625                         yyerror("number expected");
 626                 else if (atoi($2) < 4096)
 627                         yyerror("message buffer size too small (use 4096)");
 628                 else cfg_parser->cfg->msg_buffer_size = atoi($2);
 629                 free($2);
 630         }
 631         ;
 632 server_msg_cache_size: VAR_MSG_CACHE_SIZE STRING_ARG
 633         {
 634                 OUTYY(("P(server_msg_cache_size:%s)\n", $2));
 635                 if(!cfg_parse_memsize($2, &cfg_parser->cfg->msg_cache_size))
 636                         yyerror("memory size expected");
 637                 free($2);
 638         }
 639         ;
 640 server_msg_cache_slabs: VAR_MSG_CACHE_SLABS STRING_ARG
 641         {
 642                 OUTYY(("P(server_msg_cache_slabs:%s)\n", $2));
 643                 if(atoi($2) == 0)
 644                         yyerror("number expected");
 645                 else {
 646                         cfg_parser->cfg->msg_cache_slabs = atoi($2);
 647                         if(!is_pow2(cfg_parser->cfg->msg_cache_slabs))
 648                                 yyerror("must be a power of 2");
 649                 }
 650                 free($2);
 651         }
 652         ;
 653 server_num_queries_per_thread: VAR_NUM_QUERIES_PER_THREAD STRING_ARG
 654         {
 655                 OUTYY(("P(server_num_queries_per_thread:%s)\n", $2));
 656                 if(atoi($2) == 0)
 657                         yyerror("number expected");
 658                 else cfg_parser->cfg->num_queries_per_thread = atoi($2);
 659                 free($2);
 660         }
 661         ;
 662 server_jostle_timeout: VAR_JOSTLE_TIMEOUT STRING_ARG
 663         {
 664                 OUTYY(("P(server_jostle_timeout:%s)\n", $2));
 665                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 666                         yyerror("number expected");
 667                 else cfg_parser->cfg->jostle_time = atoi($2);
 668                 free($2);
 669         }
 670         ;
 671 server_delay_close: VAR_DELAY_CLOSE STRING_ARG
 672         {
 673                 OUTYY(("P(server_delay_close:%s)\n", $2));
 674                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 675                         yyerror("number expected");
 676                 else cfg_parser->cfg->delay_close = atoi($2);
 677                 free($2);
 678         }
 679         ;
 680 server_unblock_lan_zones: VAR_UNBLOCK_LAN_ZONES STRING_ARG
 681         {
 682                 OUTYY(("P(server_unblock_lan_zones:%s)\n", $2));
 683                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 684                         yyerror("expected yes or no.");
 685                 else cfg_parser->cfg->unblock_lan_zones =
 686                         (strcmp($2, "yes")==0);
 687                 free($2);
 688         }
 689         ;
 690 server_rrset_cache_size: VAR_RRSET_CACHE_SIZE STRING_ARG
 691         {
 692                 OUTYY(("P(server_rrset_cache_size:%s)\n", $2));
 693                 if(!cfg_parse_memsize($2, &cfg_parser->cfg->rrset_cache_size))
 694                         yyerror("memory size expected");
 695                 free($2);
 696         }
 697         ;
 698 server_rrset_cache_slabs: VAR_RRSET_CACHE_SLABS STRING_ARG
 699         {
 700                 OUTYY(("P(server_rrset_cache_slabs:%s)\n", $2));
 701                 if(atoi($2) == 0)
 702                         yyerror("number expected");
 703                 else {
 704                         cfg_parser->cfg->rrset_cache_slabs = atoi($2);
 705                         if(!is_pow2(cfg_parser->cfg->rrset_cache_slabs))
 706                                 yyerror("must be a power of 2");
 707                 }
 708                 free($2);
 709         }
 710         ;
 711 server_infra_host_ttl: VAR_INFRA_HOST_TTL STRING_ARG
 712         {
 713                 OUTYY(("P(server_infra_host_ttl:%s)\n", $2));
 714                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 715                         yyerror("number expected");
 716                 else cfg_parser->cfg->host_ttl = atoi($2);
 717                 free($2);
 718         }
 719         ;
 720 server_infra_lame_ttl: VAR_INFRA_LAME_TTL STRING_ARG
 721         {
 722                 OUTYY(("P(server_infra_lame_ttl:%s)\n", $2));
 723                 verbose(VERB_DETAIL, "ignored infra-lame-ttl: %s (option "
 724                         "removed, use infra-host-ttl)", $2);
 725                 free($2);
 726         }
 727         ;
 728 server_infra_cache_numhosts: VAR_INFRA_CACHE_NUMHOSTS STRING_ARG
 729         {
 730                 OUTYY(("P(server_infra_cache_numhosts:%s)\n", $2));
 731                 if(atoi($2) == 0)
 732                         yyerror("number expected");
 733                 else cfg_parser->cfg->infra_cache_numhosts = atoi($2);
 734                 free($2);
 735         }
 736         ;
 737 server_infra_cache_lame_size: VAR_INFRA_CACHE_LAME_SIZE STRING_ARG
 738         {
 739                 OUTYY(("P(server_infra_cache_lame_size:%s)\n", $2));
 740                 verbose(VERB_DETAIL, "ignored infra-cache-lame-size: %s "
 741                         "(option removed, use infra-cache-numhosts)", $2);
 742                 free($2);
 743         }
 744         ;
 745 server_infra_cache_slabs: VAR_INFRA_CACHE_SLABS STRING_ARG
 746         {
 747                 OUTYY(("P(server_infra_cache_slabs:%s)\n", $2));
 748                 if(atoi($2) == 0)
 749                         yyerror("number expected");
 750                 else {
 751                         cfg_parser->cfg->infra_cache_slabs = atoi($2);
 752                         if(!is_pow2(cfg_parser->cfg->infra_cache_slabs))
 753                                 yyerror("must be a power of 2");
 754                 }
 755                 free($2);
 756         }
 757         ;
 758 server_target_fetch_policy: VAR_TARGET_FETCH_POLICY STRING_ARG
 759         {
 760                 OUTYY(("P(server_target_fetch_policy:%s)\n", $2));
 761                 free(cfg_parser->cfg->target_fetch_policy);
 762                 cfg_parser->cfg->target_fetch_policy = $2;
 763         }
 764         ;
 765 server_harden_short_bufsize: VAR_HARDEN_SHORT_BUFSIZE STRING_ARG
 766         {
 767                 OUTYY(("P(server_harden_short_bufsize:%s)\n", $2));
 768                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 769                         yyerror("expected yes or no.");
 770                 else cfg_parser->cfg->harden_short_bufsize =
 771                         (strcmp($2, "yes")==0);
 772                 free($2);
 773         }
 774         ;
 775 server_harden_large_queries: VAR_HARDEN_LARGE_QUERIES STRING_ARG
 776         {
 777                 OUTYY(("P(server_harden_large_queries:%s)\n", $2));
 778                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 779                         yyerror("expected yes or no.");
 780                 else cfg_parser->cfg->harden_large_queries =
 781                         (strcmp($2, "yes")==0);
 782                 free($2);
 783         }
 784         ;
 785 server_harden_glue: VAR_HARDEN_GLUE STRING_ARG
 786         {
 787                 OUTYY(("P(server_harden_glue:%s)\n", $2));
 788                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 789                         yyerror("expected yes or no.");
 790                 else cfg_parser->cfg->harden_glue =
 791                         (strcmp($2, "yes")==0);
 792                 free($2);
 793         }
 794         ;
 795 server_harden_dnssec_stripped: VAR_HARDEN_DNSSEC_STRIPPED STRING_ARG
 796         {
 797                 OUTYY(("P(server_harden_dnssec_stripped:%s)\n", $2));
 798                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 799                         yyerror("expected yes or no.");
 800                 else cfg_parser->cfg->harden_dnssec_stripped =
 801                         (strcmp($2, "yes")==0);
 802                 free($2);
 803         }
 804         ;
 805 server_harden_below_nxdomain: VAR_HARDEN_BELOW_NXDOMAIN STRING_ARG
 806         {
 807                 OUTYY(("P(server_harden_below_nxdomain:%s)\n", $2));
 808                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 809                         yyerror("expected yes or no.");
 810                 else cfg_parser->cfg->harden_below_nxdomain =
 811                         (strcmp($2, "yes")==0);
 812                 free($2);
 813         }
 814         ;
 815 server_harden_referral_path: VAR_HARDEN_REFERRAL_PATH STRING_ARG
 816         {
 817                 OUTYY(("P(server_harden_referral_path:%s)\n", $2));
 818                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 819                         yyerror("expected yes or no.");
 820                 else cfg_parser->cfg->harden_referral_path =
 821                         (strcmp($2, "yes")==0);
 822                 free($2);
 823         }
 824         ;
 825 server_use_caps_for_id: VAR_USE_CAPS_FOR_ID STRING_ARG
 826         {
 827                 OUTYY(("P(server_use_caps_for_id:%s)\n", $2));
 828                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 829                         yyerror("expected yes or no.");
 830                 else cfg_parser->cfg->use_caps_bits_for_id =
 831                         (strcmp($2, "yes")==0);
 832                 free($2);
 833         }
 834         ;
 835 server_private_address: VAR_PRIVATE_ADDRESS STRING_ARG
 836         {
 837                 OUTYY(("P(server_private_address:%s)\n", $2));
 838                 if(!cfg_strlist_insert(&cfg_parser->cfg->private_address, $2))
 839                         yyerror("out of memory");
 840         }
 841         ;
 842 server_private_domain: VAR_PRIVATE_DOMAIN STRING_ARG
 843         {
 844                 OUTYY(("P(server_private_domain:%s)\n", $2));
 845                 if(!cfg_strlist_insert(&cfg_parser->cfg->private_domain, $2))
 846                         yyerror("out of memory");
 847         }
 848         ;
 849 server_prefetch: VAR_PREFETCH STRING_ARG
 850         {
 851                 OUTYY(("P(server_prefetch:%s)\n", $2));
 852                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 853                         yyerror("expected yes or no.");
 854                 else cfg_parser->cfg->prefetch = (strcmp($2, "yes")==0);
 855                 free($2);
 856         }
 857         ;
 858 server_prefetch_key: VAR_PREFETCH_KEY STRING_ARG
 859         {
 860                 OUTYY(("P(server_prefetch_key:%s)\n", $2));
 861                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 862                         yyerror("expected yes or no.");
 863                 else cfg_parser->cfg->prefetch_key = (strcmp($2, "yes")==0);
 864                 free($2);
 865         }
 866         ;
 867 server_unwanted_reply_threshold: VAR_UNWANTED_REPLY_THRESHOLD STRING_ARG
 868         {
 869                 OUTYY(("P(server_unwanted_reply_threshold:%s)\n", $2));
 870                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 871                         yyerror("number expected");
 872                 else cfg_parser->cfg->unwanted_threshold = atoi($2);
 873                 free($2);
 874         }
 875         ;
 876 server_do_not_query_address: VAR_DO_NOT_QUERY_ADDRESS STRING_ARG
 877         {
 878                 OUTYY(("P(server_do_not_query_address:%s)\n", $2));
 879                 if(!cfg_strlist_insert(&cfg_parser->cfg->donotqueryaddrs, $2))
 880                         yyerror("out of memory");
 881         }
 882         ;
 883 server_do_not_query_localhost: VAR_DO_NOT_QUERY_LOCALHOST STRING_ARG
 884         {
 885                 OUTYY(("P(server_do_not_query_localhost:%s)\n", $2));
 886                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 887                         yyerror("expected yes or no.");
 888                 else cfg_parser->cfg->donotquery_localhost =
 889                         (strcmp($2, "yes")==0);
 890                 free($2);
 891         }
 892         ;
 893 server_access_control: VAR_ACCESS_CONTROL STRING_ARG STRING_ARG
 894         {
 895                 OUTYY(("P(server_access_control:%s %s)\n", $2, $3));
 896                 if(strcmp($3, "deny")!=0 && strcmp($3, "refuse")!=0 &&
 897                         strcmp($3, "deny_non_local")!=0 &&
 898                         strcmp($3, "refuse_non_local")!=0 &&
 899                         strcmp($3, "allow")!=0 &&
 900                         strcmp($3, "allow_snoop")!=0) {
 901                         yyerror("expected deny, refuse, deny_non_local, "
 902                                 "refuse_non_local, allow or allow_snoop "
 903                                 "in access control action");
 904                 } else {
 905                         if(!cfg_str2list_insert(&cfg_parser->cfg->acls, $2, $3))
 906                                 fatal_exit("out of memory adding acl");
 907                 }
 908         }
 909         ;
 910 server_module_conf: VAR_MODULE_CONF STRING_ARG
 911         {
 912                 OUTYY(("P(server_module_conf:%s)\n", $2));
 913                 free(cfg_parser->cfg->module_conf);
 914                 cfg_parser->cfg->module_conf = $2;
 915         }
 916         ;
 917 server_val_override_date: VAR_VAL_OVERRIDE_DATE STRING_ARG
 918         {
 919                 OUTYY(("P(server_val_override_date:%s)\n", $2));
 920                 if(strlen($2) == 0 || strcmp($2, "0") == 0) {
 921                         cfg_parser->cfg->val_date_override = 0;
 922                 } else if(strlen($2) == 14) {
 923                         cfg_parser->cfg->val_date_override =
 924                                 cfg_convert_timeval($2);
 925                         if(!cfg_parser->cfg->val_date_override)
 926                                 yyerror("bad date/time specification");
 927                 } else {
 928                         if(atoi($2) == 0)
 929                                 yyerror("number expected");
 930                         cfg_parser->cfg->val_date_override = atoi($2);
 931                 }
 932                 free($2);
 933         }
 934         ;
 935 server_val_sig_skew_min: VAR_VAL_SIG_SKEW_MIN STRING_ARG
 936         {
 937                 OUTYY(("P(server_val_sig_skew_min:%s)\n", $2));
 938                 if(strlen($2) == 0 || strcmp($2, "0") == 0) {
 939                         cfg_parser->cfg->val_sig_skew_min = 0;
 940                 } else {
 941                         cfg_parser->cfg->val_sig_skew_min = atoi($2);
 942                         if(!cfg_parser->cfg->val_sig_skew_min)
 943                                 yyerror("number expected");
 944                 }
 945                 free($2);
 946         }
 947         ;
 948 server_val_sig_skew_max: VAR_VAL_SIG_SKEW_MAX STRING_ARG
 949         {
 950                 OUTYY(("P(server_val_sig_skew_max:%s)\n", $2));
 951                 if(strlen($2) == 0 || strcmp($2, "0") == 0) {
 952                         cfg_parser->cfg->val_sig_skew_max = 0;
 953                 } else {
 954                         cfg_parser->cfg->val_sig_skew_max = atoi($2);
 955                         if(!cfg_parser->cfg->val_sig_skew_max)
 956                                 yyerror("number expected");
 957                 }
 958                 free($2);
 959         }
 960         ;
 961 server_cache_max_ttl: VAR_CACHE_MAX_TTL STRING_ARG
 962         {
 963                 OUTYY(("P(server_cache_max_ttl:%s)\n", $2));
 964                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 965                         yyerror("number expected");
 966                 else cfg_parser->cfg->max_ttl = atoi($2);
 967                 free($2);
 968         }
 969         ;
 970 server_cache_min_ttl: VAR_CACHE_MIN_TTL STRING_ARG
 971         {
 972                 OUTYY(("P(server_cache_min_ttl:%s)\n", $2));
 973                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 974                         yyerror("number expected");
 975                 else cfg_parser->cfg->min_ttl = atoi($2);
 976                 free($2);
 977         }
 978         ;
 979 server_bogus_ttl: VAR_BOGUS_TTL STRING_ARG
 980         {
 981                 OUTYY(("P(server_bogus_ttl:%s)\n", $2));
 982                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
 983                         yyerror("number expected");
 984                 else cfg_parser->cfg->bogus_ttl = atoi($2);
 985                 free($2);
 986         }
 987         ;
 988 server_val_clean_additional: VAR_VAL_CLEAN_ADDITIONAL STRING_ARG
 989         {
 990                 OUTYY(("P(server_val_clean_additional:%s)\n", $2));
 991                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
 992                         yyerror("expected yes or no.");
 993                 else cfg_parser->cfg->val_clean_additional =
 994                         (strcmp($2, "yes")==0);
 995                 free($2);
 996         }
 997         ;
 998 server_val_permissive_mode: VAR_VAL_PERMISSIVE_MODE STRING_ARG
 999         {
1000                 OUTYY(("P(server_val_permissive_mode:%s)\n", $2));
1001                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
1002                         yyerror("expected yes or no.");
1003                 else cfg_parser->cfg->val_permissive_mode =
1004                         (strcmp($2, "yes")==0);
1005                 free($2);
1006         }
1007         ;
1008 server_ignore_cd_flag: VAR_IGNORE_CD_FLAG STRING_ARG
1009         {
1010                 OUTYY(("P(server_ignore_cd_flag:%s)\n", $2));
1011                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
1012                         yyerror("expected yes or no.");
1013                 else cfg_parser->cfg->ignore_cd = (strcmp($2, "yes")==0);
1014                 free($2);
1015         }
1016         ;
1017 server_val_log_level: VAR_VAL_LOG_LEVEL STRING_ARG
1018         {
1019                 OUTYY(("P(server_val_log_level:%s)\n", $2));
1020                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
1021                         yyerror("number expected");
1022                 else cfg_parser->cfg->val_log_level = atoi($2);
1023                 free($2);
1024         }
1025         ;
1026 server_val_nsec3_keysize_iterations: VAR_VAL_NSEC3_KEYSIZE_ITERATIONS STRING_ARG
1027         {
1028                 OUTYY(("P(server_val_nsec3_keysize_iterations:%s)\n", $2));
1029                 free(cfg_parser->cfg->val_nsec3_key_iterations);
1030                 cfg_parser->cfg->val_nsec3_key_iterations = $2;
1031         }
1032         ;
1033 server_add_holddown: VAR_ADD_HOLDDOWN STRING_ARG
1034         {
1035                 OUTYY(("P(server_add_holddown:%s)\n", $2));
1036                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
1037                         yyerror("number expected");
1038                 else cfg_parser->cfg->add_holddown = atoi($2);
1039                 free($2);
1040         }
1041         ;
1042 server_del_holddown: VAR_DEL_HOLDDOWN STRING_ARG
1043         {
1044                 OUTYY(("P(server_del_holddown:%s)\n", $2));
1045                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
1046                         yyerror("number expected");
1047                 else cfg_parser->cfg->del_holddown = atoi($2);
1048                 free($2);
1049         }
1050         ;
1051 server_keep_missing: VAR_KEEP_MISSING STRING_ARG
1052         {
1053                 OUTYY(("P(server_keep_missing:%s)\n", $2));
1054                 if(atoi($2) == 0 && strcmp($2, "0") != 0)
1055                         yyerror("number expected");
1056                 else cfg_parser->cfg->keep_missing = atoi($2);
1057                 free($2);
1058         }
1059         ;
1060 server_key_cache_size: VAR_KEY_CACHE_SIZE STRING_ARG
1061         {
1062                 OUTYY(("P(server_key_cache_size:%s)\n", $2));
1063                 if(!cfg_parse_memsize($2, &cfg_parser->cfg->key_cache_size))
1064                         yyerror("memory size expected");
1065                 free($2);
1066         }
1067         ;
1068 server_key_cache_slabs: VAR_KEY_CACHE_SLABS STRING_ARG
1069         {
1070                 OUTYY(("P(server_key_cache_slabs:%s)\n", $2));
1071                 if(atoi($2) == 0)
1072                         yyerror("number expected");
1073                 else {
1074                         cfg_parser->cfg->key_cache_slabs = atoi($2);
1075                         if(!is_pow2(cfg_parser->cfg->key_cache_slabs))
1076                                 yyerror("must be a power of 2");
1077                 }
1078                 free($2);
1079         }
1080         ;
1081 server_neg_cache_size: VAR_NEG_CACHE_SIZE STRING_ARG
1082         {
1083                 OUTYY(("P(server_neg_cache_size:%s)\n", $2));
1084                 if(!cfg_parse_memsize($2, &cfg_parser->cfg->neg_cache_size))
1085                         yyerror("memory size expected");
1086                 free($2);
1087         }
1088         ;
1089 server_local_zone: VAR_LOCAL_ZONE STRING_ARG STRING_ARG
1090         {
1091                 OUTYY(("P(server_local_zone:%s %s)\n", $2, $3));
1092                 if(strcmp($3, "static")!=0 && strcmp($3, "deny")!=0 &&
1093                    strcmp($3, "refuse")!=0 && strcmp($3, "redirect")!=0 &&
1094                    strcmp($3, "transparent")!=0 && strcmp($3, "nodefault")!=0
1095                    && strcmp($3, "typetransparent")!=0)
1096                         yyerror("local-zone type: expected static, deny, "
1097                                 "refuse, redirect, transparent, "
1098                                 "typetransparent or nodefault");
1099                 else if(strcmp($3, "nodefault")==0) {
1100                         if(!cfg_strlist_insert(&cfg_parser->cfg->
1101                                 local_zones_nodefault, $2))
1102                                 fatal_exit("out of memory adding local-zone");
1103                         free($3);
1104                 } else {
1105                         if(!cfg_str2list_insert(&cfg_parser->cfg->local_zones,
1106                                 $2, $3))
1107                                 fatal_exit("out of memory adding local-zone");
1108                 }
1109         }
1110         ;
1111 server_local_data: VAR_LOCAL_DATA STRING_ARG
1112         {
1113                 OUTYY(("P(server_local_data:%s)\n", $2));
1114                 if(!cfg_strlist_insert(&cfg_parser->cfg->local_data, $2))
1115                         fatal_exit("out of memory adding local-data");
1116         }
1117         ;
1118 server_local_data_ptr: VAR_LOCAL_DATA_PTR STRING_ARG
1119         {
1120                 char* ptr;
1121                 OUTYY(("P(server_local_data_ptr:%s)\n", $2));
1122                 ptr = cfg_ptr_reverse($2);
1123                 free($2);
1124                 if(ptr) {
1125                         if(!cfg_strlist_insert(&cfg_parser->cfg->
1126                                 local_data, ptr))
1127                                 fatal_exit("out of memory adding local-data");
1128                 } else {
1129                         yyerror("local-data-ptr could not be reversed");
1130                 }
1131         }
1132         ;
1133 server_minimal_responses: VAR_MINIMAL_RESPONSES STRING_ARG
1134         {
1135                 OUTYY(("P(server_minimal_responses:%s)\n", $2));
1136                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
1137                         yyerror("expected yes or no.");
1138                 else cfg_parser->cfg->minimal_responses =
1139                         (strcmp($2, "yes")==0);
1140                 free($2);
1141         }
1142         ;
1143 server_rrset_roundrobin: VAR_RRSET_ROUNDROBIN STRING_ARG
1144         {
1145                 OUTYY(("P(server_rrset_roundrobin:%s)\n", $2));
1146                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
1147                         yyerror("expected yes or no.");
1148                 else cfg_parser->cfg->rrset_roundrobin =
1149                         (strcmp($2, "yes")==0);
1150                 free($2);
1151         }
1152         ;
1153 server_max_udp_size: VAR_MAX_UDP_SIZE STRING_ARG
1154         {
1155                 OUTYY(("P(server_max_udp_size:%s)\n", $2));
1156                 cfg_parser->cfg->max_udp_size = atoi($2);
1157                 free($2);
1158         }
1159         ;
1160 stub_name: VAR_NAME STRING_ARG
1161         {
1162                 OUTYY(("P(name:%s)\n", $2));
1163                 if(cfg_parser->cfg->stubs->name)
1164                         yyerror("stub name override, there must be one name "
1165                                 "for one stub-zone");
1166                 free(cfg_parser->cfg->stubs->name);
1167                 cfg_parser->cfg->stubs->name = $2;
1168         }
1169         ;
1170 stub_host: VAR_STUB_HOST STRING_ARG
1171         {
1172                 OUTYY(("P(stub-host:%s)\n", $2));
1173                 if(!cfg_strlist_insert(&cfg_parser->cfg->stubs->hosts, $2))
1174                         yyerror("out of memory");
1175         }
1176         ;
1177 stub_addr: VAR_STUB_ADDR STRING_ARG
1178         {
1179                 OUTYY(("P(stub-addr:%s)\n", $2));
1180                 if(!cfg_strlist_insert(&cfg_parser->cfg->stubs->addrs, $2))
1181                         yyerror("out of memory");
1182         }
1183         ;
1184 stub_first: VAR_STUB_FIRST STRING_ARG
1185         {
1186                 OUTYY(("P(stub-first:%s)\n", $2));
1187                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
1188                         yyerror("expected yes or no.");
1189                 else cfg_parser->cfg->stubs->isfirst=(strcmp($2, "yes")==0);
1190                 free($2);
1191         }
1192         ;
1193 stub_prime: VAR_STUB_PRIME STRING_ARG
1194         {
1195                 OUTYY(("P(stub-prime:%s)\n", $2));
1196                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
1197                         yyerror("expected yes or no.");
1198                 else cfg_parser->cfg->stubs->isprime =
1199                         (strcmp($2, "yes")==0);
1200                 free($2);
1201         }
1202         ;
1203 forward_name: VAR_NAME STRING_ARG
1204         {
1205                 OUTYY(("P(name:%s)\n", $2));
1206                 if(cfg_parser->cfg->forwards->name)
1207                         yyerror("forward name override, there must be one "
1208                                 "name for one forward-zone");
1209                 free(cfg_parser->cfg->forwards->name);
1210                 cfg_parser->cfg->forwards->name = $2;
1211         }
1212         ;
1213 forward_host: VAR_FORWARD_HOST STRING_ARG
1214         {
1215                 OUTYY(("P(forward-host:%s)\n", $2));
1216                 if(!cfg_strlist_insert(&cfg_parser->cfg->forwards->hosts, $2))
1217                         yyerror("out of memory");
1218         }
1219         ;
1220 forward_addr: VAR_FORWARD_ADDR STRING_ARG
1221         {
1222                 OUTYY(("P(forward-addr:%s)\n", $2));
1223                 if(!cfg_strlist_insert(&cfg_parser->cfg->forwards->addrs, $2))
1224                         yyerror("out of memory");
1225         }
1226         ;
1227 forward_first: VAR_FORWARD_FIRST STRING_ARG
1228         {
1229                 OUTYY(("P(forward-first:%s)\n", $2));
1230                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
1231                         yyerror("expected yes or no.");
1232                 else cfg_parser->cfg->forwards->isfirst=(strcmp($2, "yes")==0);
1233                 free($2);
1234         }
1235         ;
1236 rcstart: VAR_REMOTE_CONTROL
1237         {
1238                 OUTYY(("\nP(remote-control:)\n"));
1239         }
1240         ;
1241 contents_rc: contents_rc content_rc
1242         | ;
1243 content_rc: rc_control_enable | rc_control_interface | rc_control_port |
1244         rc_server_key_file | rc_server_cert_file | rc_control_key_file |
1245         rc_control_cert_file
1246         ;
1247 rc_control_enable: VAR_CONTROL_ENABLE STRING_ARG
1248         {
1249                 OUTYY(("P(control_enable:%s)\n", $2));
1250                 if(strcmp($2, "yes") != 0 && strcmp($2, "no") != 0)
1251                         yyerror("expected yes or no.");
1252                 else cfg_parser->cfg->remote_control_enable =
1253                         (strcmp($2, "yes")==0);
1254                 free($2);
1255         }
1256         ;
1257 rc_control_port: VAR_CONTROL_PORT STRING_ARG
1258         {
1259                 OUTYY(("P(control_port:%s)\n", $2));
1260                 if(atoi($2) == 0)
1261                         yyerror("control port number expected");
1262                 else cfg_parser->cfg->control_port = atoi($2);
1263                 free($2);
1264         }
1265         ;
1266 rc_control_interface: VAR_CONTROL_INTERFACE STRING_ARG
1267         {
1268                 OUTYY(("P(control_interface:%s)\n", $2));
1269                 if(!cfg_strlist_insert(&cfg_parser->cfg->control_ifs, $2))
1270                         yyerror("out of memory");
1271         }
1272         ;
1273 rc_server_key_file: VAR_SERVER_KEY_FILE STRING_ARG
1274         {
1275                 OUTYY(("P(rc_server_key_file:%s)\n", $2));
1276                 free(cfg_parser->cfg->server_key_file);
1277                 cfg_parser->cfg->server_key_file = $2;
1278         }
1279         ;
1280 rc_server_cert_file: VAR_SERVER_CERT_FILE STRING_ARG
1281         {
1282                 OUTYY(("P(rc_server_cert_file:%s)\n", $2));
1283                 free(cfg_parser->cfg->server_cert_file);
1284                 cfg_parser->cfg->server_cert_file = $2;
1285         }
1286         ;
1287 rc_control_key_file: VAR_CONTROL_KEY_FILE STRING_ARG
1288         {
1289                 OUTYY(("P(rc_control_key_file:%s)\n", $2));
1290                 free(cfg_parser->cfg->control_key_file);
1291                 cfg_parser->cfg->control_key_file = $2;
1292         }
1293         ;
1294 rc_control_cert_file: VAR_CONTROL_CERT_FILE STRING_ARG
1295         {
1296                 OUTYY(("P(rc_control_cert_file:%s)\n", $2));
1297                 free(cfg_parser->cfg->control_cert_file);
1298                 cfg_parser->cfg->control_cert_file = $2;
1299         }
1300         ;
1301 pythonstart: VAR_PYTHON
1302         {
1303                 OUTYY(("\nP(python:)\n"));
1304         }
1305         ;
1306 contents_py: contents_py content_py
1307         | ;
1308 content_py: py_script
1309         ;
1310 py_script: VAR_PYTHON_SCRIPT STRING_ARG
1311         {
1312                 OUTYY(("P(python-script:%s)\n", $2));
1313                 free(cfg_parser->cfg->python_script);
1314                 cfg_parser->cfg->python_script = $2;
1315         }
1316 %%
1317
1318 /* parse helper routines could be here */