3 * configlexer.lex - lexical analyzer for unbound config file
5 * Copyright (c) 2001-2006, NLnet Labs. All rights reserved
7 * See LICENSE for the license.
12 /* because flex keeps having sign-unsigned compare problems that are unfixed*/
13 #if defined(__clang__)||(defined(__GNUC__)&&((__GNUC__ >4)||(defined(__GNUC_MINOR__)&&(__GNUC__ ==4)&&(__GNUC_MINOR__ >=2))))
14 #pragma GCC diagnostic ignored "-Wsign-compare"
23 #include "util/config_file.h"
24 #include "configparser.h"
25 void ub_c_error(const char *message);
28 #define LEXOUT(s) printf s /* used ONLY when debugging */
33 /** avoid warning in about fwrite return value */
34 #define ECHO ub_c_error_msg("syntax error at text: %s", ub_c_text)
36 /** A parser variable, this is a statement in the config file which is
37 * of the form variable: value1 value2 ... nargs is the number of values. */
38 #define YDVAR(nargs, var) \
40 LEXOUT(("v(%s%d) ", ub_c_text, num_args)); \
41 if(num_args > 0) { BEGIN(val); } \
47 YY_BUFFER_STATE buffer;
48 struct inc_state* next;
50 static struct inc_state* config_include_stack = NULL;
51 static int inc_depth = 0;
52 static int inc_prev = 0;
53 static int num_args = 0;
55 void init_cfg_parse(void)
57 config_include_stack = NULL;
63 static void config_start_include(const char* filename)
68 if(inc_depth++ > 100000) {
69 ub_c_error_msg("too many include files");
72 if(*filename == '\0') {
73 ub_c_error_msg("empty include file name");
76 s = (struct inc_state*)malloc(sizeof(*s));
78 ub_c_error_msg("include %s: malloc failure", filename);
81 if(cfg_parser->chroot && strncmp(filename, cfg_parser->chroot,
82 strlen(cfg_parser->chroot)) == 0) {
83 filename += strlen(cfg_parser->chroot);
85 nm = strdup(filename);
87 ub_c_error_msg("include %s: strdup failure", filename);
91 input = fopen(filename, "r");
93 ub_c_error_msg("cannot open include file '%s': %s",
94 filename, strerror(errno));
99 LEXOUT(("switch_to_include_file(%s)\n", filename));
100 s->filename = cfg_parser->filename;
101 s->line = cfg_parser->line;
102 s->buffer = YY_CURRENT_BUFFER;
103 s->next = config_include_stack;
104 config_include_stack = s;
105 cfg_parser->filename = nm;
106 cfg_parser->line = 1;
107 yy_switch_to_buffer(yy_create_buffer(input, YY_BUF_SIZE));
110 static void config_start_include_glob(const char* filename)
113 /* check for wildcards */
118 if(!(!strchr(filename, '*') && !strchr(filename, '?') && !strchr(filename, '[') &&
119 !strchr(filename, '{') && !strchr(filename, '~'))) {
134 memset(&g, 0, sizeof(g));
135 if(cfg_parser->chroot && strncmp(filename, cfg_parser->chroot,
136 strlen(cfg_parser->chroot)) == 0) {
137 filename += strlen(cfg_parser->chroot);
139 r = glob(filename, flags, NULL, &g);
143 if(r == GLOB_NOMATCH)
144 return; /* no matches for pattern */
145 config_start_include(filename); /* let original deal with it */
148 /* process files found, if any */
149 for(i=0; i<(size_t)g.gl_pathc; i++) {
150 config_start_include(g.gl_pathv[i]);
155 #endif /* HAVE_GLOB */
157 config_start_include(filename);
160 static void config_end_include(void)
162 struct inc_state* s = config_include_stack;
165 free(cfg_parser->filename);
166 cfg_parser->filename = s->filename;
167 cfg_parser->line = s->line;
168 yy_delete_buffer(YY_CURRENT_BUFFER);
169 yy_switch_to_buffer(s->buffer);
170 config_include_stack = s->next;
174 #ifndef yy_set_bol /* compat definition, for flex 2.4.6 */
175 #define yy_set_bol(at_bol) \
177 if ( ! yy_current_buffer ) \
178 yy_current_buffer = yy_create_buffer( ub_c_in, YY_BUF_SIZE ); \
179 yy_current_buffer->yy_ch_buf[0] = ((at_bol)?'\n':' '); \
188 #define YY_NO_UNPUT 1
191 #define YY_NO_INPUT 1
197 UNQUOTEDLETTER [^\'\"\n\r \t\\]|\\.
198 UNQUOTEDLETTER_NOCOLON [^\:\'\"\n\r \t\\]|\\.
202 DQANY [^\"\n\r\\]|\\.
203 SQANY [^\'\n\r\\]|\\.
205 %x quotedstring singlequotedstr include include_quoted val
208 <INITIAL,val>{SPACE}* {
209 LEXOUT(("SP ")); /* ignore */ }
210 <INITIAL,val>{SPACE}*{COMMENT}.* {
211 /* note that flex makes the longest match and '.' is any but not nl */
212 LEXOUT(("comment(%s) ", ub_c_text)); /* ignore */ }
213 server{COLON} { YDVAR(0, VAR_SERVER) }
214 qname-minimisation{COLON} { YDVAR(1, VAR_QNAME_MINIMISATION) }
215 qname-minimisation-strict{COLON} { YDVAR(1, VAR_QNAME_MINIMISATION_STRICT) }
216 num-threads{COLON} { YDVAR(1, VAR_NUM_THREADS) }
217 verbosity{COLON} { YDVAR(1, VAR_VERBOSITY) }
218 port{COLON} { YDVAR(1, VAR_PORT) }
219 outgoing-range{COLON} { YDVAR(1, VAR_OUTGOING_RANGE) }
220 outgoing-port-permit{COLON} { YDVAR(1, VAR_OUTGOING_PORT_PERMIT) }
221 outgoing-port-avoid{COLON} { YDVAR(1, VAR_OUTGOING_PORT_AVOID) }
222 outgoing-num-tcp{COLON} { YDVAR(1, VAR_OUTGOING_NUM_TCP) }
223 incoming-num-tcp{COLON} { YDVAR(1, VAR_INCOMING_NUM_TCP) }
224 do-ip4{COLON} { YDVAR(1, VAR_DO_IP4) }
225 do-ip6{COLON} { YDVAR(1, VAR_DO_IP6) }
226 prefer-ip6{COLON} { YDVAR(1, VAR_PREFER_IP6) }
227 do-udp{COLON} { YDVAR(1, VAR_DO_UDP) }
228 do-tcp{COLON} { YDVAR(1, VAR_DO_TCP) }
229 tcp-upstream{COLON} { YDVAR(1, VAR_TCP_UPSTREAM) }
230 tcp-mss{COLON} { YDVAR(1, VAR_TCP_MSS) }
231 outgoing-tcp-mss{COLON} { YDVAR(1, VAR_OUTGOING_TCP_MSS) }
232 tcp-idle-timeout{COLON} { YDVAR(1, VAR_TCP_IDLE_TIMEOUT) }
233 edns-tcp-keepalive{COLON} { YDVAR(1, VAR_EDNS_TCP_KEEPALIVE) }
234 edns-tcp-keepalive-timeout{COLON} { YDVAR(1, VAR_EDNS_TCP_KEEPALIVE_TIMEOUT) }
235 ssl-upstream{COLON} { YDVAR(1, VAR_SSL_UPSTREAM) }
236 tls-upstream{COLON} { YDVAR(1, VAR_SSL_UPSTREAM) }
237 ssl-service-key{COLON} { YDVAR(1, VAR_SSL_SERVICE_KEY) }
238 tls-service-key{COLON} { YDVAR(1, VAR_SSL_SERVICE_KEY) }
239 ssl-service-pem{COLON} { YDVAR(1, VAR_SSL_SERVICE_PEM) }
240 tls-service-pem{COLON} { YDVAR(1, VAR_SSL_SERVICE_PEM) }
241 ssl-port{COLON} { YDVAR(1, VAR_SSL_PORT) }
242 tls-port{COLON} { YDVAR(1, VAR_SSL_PORT) }
243 ssl-cert-bundle{COLON} { YDVAR(1, VAR_TLS_CERT_BUNDLE) }
244 tls-cert-bundle{COLON} { YDVAR(1, VAR_TLS_CERT_BUNDLE) }
245 tls-win-cert{COLON} { YDVAR(1, VAR_TLS_WIN_CERT) }
246 additional-ssl-port{COLON} { YDVAR(1, VAR_TLS_ADDITIONAL_PORT) }
247 additional-tls-port{COLON} { YDVAR(1, VAR_TLS_ADDITIONAL_PORT) }
248 tls-additional-ports{COLON} { YDVAR(1, VAR_TLS_ADDITIONAL_PORT) }
249 tls-additional-port{COLON} { YDVAR(1, VAR_TLS_ADDITIONAL_PORT) }
250 use-systemd{COLON} { YDVAR(1, VAR_USE_SYSTEMD) }
251 do-daemonize{COLON} { YDVAR(1, VAR_DO_DAEMONIZE) }
252 interface{COLON} { YDVAR(1, VAR_INTERFACE) }
253 ip-address{COLON} { YDVAR(1, VAR_INTERFACE) }
254 outgoing-interface{COLON} { YDVAR(1, VAR_OUTGOING_INTERFACE) }
255 interface-automatic{COLON} { YDVAR(1, VAR_INTERFACE_AUTOMATIC) }
256 so-rcvbuf{COLON} { YDVAR(1, VAR_SO_RCVBUF) }
257 so-sndbuf{COLON} { YDVAR(1, VAR_SO_SNDBUF) }
258 so-reuseport{COLON} { YDVAR(1, VAR_SO_REUSEPORT) }
259 ip-transparent{COLON} { YDVAR(1, VAR_IP_TRANSPARENT) }
260 ip-freebind{COLON} { YDVAR(1, VAR_IP_FREEBIND) }
261 chroot{COLON} { YDVAR(1, VAR_CHROOT) }
262 username{COLON} { YDVAR(1, VAR_USERNAME) }
263 directory{COLON} { YDVAR(1, VAR_DIRECTORY) }
264 logfile{COLON} { YDVAR(1, VAR_LOGFILE) }
265 pidfile{COLON} { YDVAR(1, VAR_PIDFILE) }
266 root-hints{COLON} { YDVAR(1, VAR_ROOT_HINTS) }
267 edns-buffer-size{COLON} { YDVAR(1, VAR_EDNS_BUFFER_SIZE) }
268 msg-buffer-size{COLON} { YDVAR(1, VAR_MSG_BUFFER_SIZE) }
269 msg-cache-size{COLON} { YDVAR(1, VAR_MSG_CACHE_SIZE) }
270 msg-cache-slabs{COLON} { YDVAR(1, VAR_MSG_CACHE_SLABS) }
271 rrset-cache-size{COLON} { YDVAR(1, VAR_RRSET_CACHE_SIZE) }
272 rrset-cache-slabs{COLON} { YDVAR(1, VAR_RRSET_CACHE_SLABS) }
273 cache-max-ttl{COLON} { YDVAR(1, VAR_CACHE_MAX_TTL) }
274 cache-max-negative-ttl{COLON} { YDVAR(1, VAR_CACHE_MAX_NEGATIVE_TTL) }
275 cache-min-ttl{COLON} { YDVAR(1, VAR_CACHE_MIN_TTL) }
276 infra-host-ttl{COLON} { YDVAR(1, VAR_INFRA_HOST_TTL) }
277 infra-lame-ttl{COLON} { YDVAR(1, VAR_INFRA_LAME_TTL) }
278 infra-cache-slabs{COLON} { YDVAR(1, VAR_INFRA_CACHE_SLABS) }
279 infra-cache-numhosts{COLON} { YDVAR(1, VAR_INFRA_CACHE_NUMHOSTS) }
280 infra-cache-lame-size{COLON} { YDVAR(1, VAR_INFRA_CACHE_LAME_SIZE) }
281 infra-cache-min-rtt{COLON} { YDVAR(1, VAR_INFRA_CACHE_MIN_RTT) }
282 num-queries-per-thread{COLON} { YDVAR(1, VAR_NUM_QUERIES_PER_THREAD) }
283 jostle-timeout{COLON} { YDVAR(1, VAR_JOSTLE_TIMEOUT) }
284 delay-close{COLON} { YDVAR(1, VAR_DELAY_CLOSE) }
285 target-fetch-policy{COLON} { YDVAR(1, VAR_TARGET_FETCH_POLICY) }
286 harden-short-bufsize{COLON} { YDVAR(1, VAR_HARDEN_SHORT_BUFSIZE) }
287 harden-large-queries{COLON} { YDVAR(1, VAR_HARDEN_LARGE_QUERIES) }
288 harden-glue{COLON} { YDVAR(1, VAR_HARDEN_GLUE) }
289 harden-dnssec-stripped{COLON} { YDVAR(1, VAR_HARDEN_DNSSEC_STRIPPED) }
290 harden-below-nxdomain{COLON} { YDVAR(1, VAR_HARDEN_BELOW_NXDOMAIN) }
291 harden-referral-path{COLON} { YDVAR(1, VAR_HARDEN_REFERRAL_PATH) }
292 harden-algo-downgrade{COLON} { YDVAR(1, VAR_HARDEN_ALGO_DOWNGRADE) }
293 use-caps-for-id{COLON} { YDVAR(1, VAR_USE_CAPS_FOR_ID) }
294 caps-whitelist{COLON} { YDVAR(1, VAR_CAPS_WHITELIST) }
295 unwanted-reply-threshold{COLON} { YDVAR(1, VAR_UNWANTED_REPLY_THRESHOLD) }
296 private-address{COLON} { YDVAR(1, VAR_PRIVATE_ADDRESS) }
297 private-domain{COLON} { YDVAR(1, VAR_PRIVATE_DOMAIN) }
298 prefetch-key{COLON} { YDVAR(1, VAR_PREFETCH_KEY) }
299 prefetch{COLON} { YDVAR(1, VAR_PREFETCH) }
300 stub-zone{COLON} { YDVAR(0, VAR_STUB_ZONE) }
301 name{COLON} { YDVAR(1, VAR_NAME) }
302 stub-addr{COLON} { YDVAR(1, VAR_STUB_ADDR) }
303 stub-host{COLON} { YDVAR(1, VAR_STUB_HOST) }
304 stub-prime{COLON} { YDVAR(1, VAR_STUB_PRIME) }
305 stub-first{COLON} { YDVAR(1, VAR_STUB_FIRST) }
306 stub-no-cache{COLON} { YDVAR(1, VAR_STUB_NO_CACHE) }
307 stub-ssl-upstream{COLON} { YDVAR(1, VAR_STUB_SSL_UPSTREAM) }
308 stub-tls-upstream{COLON} { YDVAR(1, VAR_STUB_SSL_UPSTREAM) }
309 forward-zone{COLON} { YDVAR(0, VAR_FORWARD_ZONE) }
310 forward-addr{COLON} { YDVAR(1, VAR_FORWARD_ADDR) }
311 forward-host{COLON} { YDVAR(1, VAR_FORWARD_HOST) }
312 forward-first{COLON} { YDVAR(1, VAR_FORWARD_FIRST) }
313 forward-no-cache{COLON} { YDVAR(1, VAR_FORWARD_NO_CACHE) }
314 forward-ssl-upstream{COLON} { YDVAR(1, VAR_FORWARD_SSL_UPSTREAM) }
315 forward-tls-upstream{COLON} { YDVAR(1, VAR_FORWARD_SSL_UPSTREAM) }
316 auth-zone{COLON} { YDVAR(0, VAR_AUTH_ZONE) }
317 zonefile{COLON} { YDVAR(1, VAR_ZONEFILE) }
318 master{COLON} { YDVAR(1, VAR_MASTER) }
319 url{COLON} { YDVAR(1, VAR_URL) }
320 allow-notify{COLON} { YDVAR(1, VAR_ALLOW_NOTIFY) }
321 for-downstream{COLON} { YDVAR(1, VAR_FOR_DOWNSTREAM) }
322 for-upstream{COLON} { YDVAR(1, VAR_FOR_UPSTREAM) }
323 fallback-enabled{COLON} { YDVAR(1, VAR_FALLBACK_ENABLED) }
324 view{COLON} { YDVAR(0, VAR_VIEW) }
325 view-first{COLON} { YDVAR(1, VAR_VIEW_FIRST) }
326 do-not-query-address{COLON} { YDVAR(1, VAR_DO_NOT_QUERY_ADDRESS) }
327 do-not-query-localhost{COLON} { YDVAR(1, VAR_DO_NOT_QUERY_LOCALHOST) }
328 access-control{COLON} { YDVAR(2, VAR_ACCESS_CONTROL) }
329 send-client-subnet{COLON} { YDVAR(1, VAR_SEND_CLIENT_SUBNET) }
330 client-subnet-zone{COLON} { YDVAR(1, VAR_CLIENT_SUBNET_ZONE) }
331 client-subnet-always-forward{COLON} { YDVAR(1, VAR_CLIENT_SUBNET_ALWAYS_FORWARD) }
332 client-subnet-opcode{COLON} { YDVAR(1, VAR_CLIENT_SUBNET_OPCODE) }
333 max-client-subnet-ipv4{COLON} { YDVAR(1, VAR_MAX_CLIENT_SUBNET_IPV4) }
334 max-client-subnet-ipv6{COLON} { YDVAR(1, VAR_MAX_CLIENT_SUBNET_IPV6) }
335 hide-identity{COLON} { YDVAR(1, VAR_HIDE_IDENTITY) }
336 hide-version{COLON} { YDVAR(1, VAR_HIDE_VERSION) }
337 hide-trustanchor{COLON} { YDVAR(1, VAR_HIDE_TRUSTANCHOR) }
338 identity{COLON} { YDVAR(1, VAR_IDENTITY) }
339 version{COLON} { YDVAR(1, VAR_VERSION) }
340 module-config{COLON} { YDVAR(1, VAR_MODULE_CONF) }
341 dlv-anchor{COLON} { YDVAR(1, VAR_DLV_ANCHOR) }
342 dlv-anchor-file{COLON} { YDVAR(1, VAR_DLV_ANCHOR_FILE) }
343 trust-anchor-file{COLON} { YDVAR(1, VAR_TRUST_ANCHOR_FILE) }
344 auto-trust-anchor-file{COLON} { YDVAR(1, VAR_AUTO_TRUST_ANCHOR_FILE) }
345 trusted-keys-file{COLON} { YDVAR(1, VAR_TRUSTED_KEYS_FILE) }
346 trust-anchor{COLON} { YDVAR(1, VAR_TRUST_ANCHOR) }
347 trust-anchor-signaling{COLON} { YDVAR(1, VAR_TRUST_ANCHOR_SIGNALING) }
348 root-key-sentinel{COLON} { YDVAR(1, VAR_ROOT_KEY_SENTINEL) }
349 val-override-date{COLON} { YDVAR(1, VAR_VAL_OVERRIDE_DATE) }
350 val-sig-skew-min{COLON} { YDVAR(1, VAR_VAL_SIG_SKEW_MIN) }
351 val-sig-skew-max{COLON} { YDVAR(1, VAR_VAL_SIG_SKEW_MAX) }
352 val-bogus-ttl{COLON} { YDVAR(1, VAR_BOGUS_TTL) }
353 val-clean-additional{COLON} { YDVAR(1, VAR_VAL_CLEAN_ADDITIONAL) }
354 val-permissive-mode{COLON} { YDVAR(1, VAR_VAL_PERMISSIVE_MODE) }
355 aggressive-nsec{COLON} { YDVAR(1, VAR_AGGRESSIVE_NSEC) }
356 ignore-cd-flag{COLON} { YDVAR(1, VAR_IGNORE_CD_FLAG) }
357 serve-expired{COLON} { YDVAR(1, VAR_SERVE_EXPIRED) }
358 serve-expired-ttl{COLON} { YDVAR(1, VAR_SERVE_EXPIRED_TTL) }
359 serve-expired-ttl-reset{COLON} { YDVAR(1, VAR_SERVE_EXPIRED_TTL_RESET) }
360 fake-dsa{COLON} { YDVAR(1, VAR_FAKE_DSA) }
361 fake-sha1{COLON} { YDVAR(1, VAR_FAKE_SHA1) }
362 val-log-level{COLON} { YDVAR(1, VAR_VAL_LOG_LEVEL) }
363 key-cache-size{COLON} { YDVAR(1, VAR_KEY_CACHE_SIZE) }
364 key-cache-slabs{COLON} { YDVAR(1, VAR_KEY_CACHE_SLABS) }
365 neg-cache-size{COLON} { YDVAR(1, VAR_NEG_CACHE_SIZE) }
366 val-nsec3-keysize-iterations{COLON} {
367 YDVAR(1, VAR_VAL_NSEC3_KEYSIZE_ITERATIONS) }
368 add-holddown{COLON} { YDVAR(1, VAR_ADD_HOLDDOWN) }
369 del-holddown{COLON} { YDVAR(1, VAR_DEL_HOLDDOWN) }
370 keep-missing{COLON} { YDVAR(1, VAR_KEEP_MISSING) }
371 permit-small-holddown{COLON} { YDVAR(1, VAR_PERMIT_SMALL_HOLDDOWN) }
372 use-syslog{COLON} { YDVAR(1, VAR_USE_SYSLOG) }
373 log-identity{COLON} { YDVAR(1, VAR_LOG_IDENTITY) }
374 log-time-ascii{COLON} { YDVAR(1, VAR_LOG_TIME_ASCII) }
375 log-queries{COLON} { YDVAR(1, VAR_LOG_QUERIES) }
376 log-replies{COLON} { YDVAR(1, VAR_LOG_REPLIES) }
377 log-local-actions{COLON} { YDVAR(1, VAR_LOG_LOCAL_ACTIONS) }
378 log-servfail{COLON} { YDVAR(1, VAR_LOG_SERVFAIL) }
379 local-zone{COLON} { YDVAR(2, VAR_LOCAL_ZONE) }
380 local-data{COLON} { YDVAR(1, VAR_LOCAL_DATA) }
381 local-data-ptr{COLON} { YDVAR(1, VAR_LOCAL_DATA_PTR) }
382 unblock-lan-zones{COLON} { YDVAR(1, VAR_UNBLOCK_LAN_ZONES) }
383 insecure-lan-zones{COLON} { YDVAR(1, VAR_INSECURE_LAN_ZONES) }
384 statistics-interval{COLON} { YDVAR(1, VAR_STATISTICS_INTERVAL) }
385 statistics-cumulative{COLON} { YDVAR(1, VAR_STATISTICS_CUMULATIVE) }
386 extended-statistics{COLON} { YDVAR(1, VAR_EXTENDED_STATISTICS) }
387 shm-enable{COLON} { YDVAR(1, VAR_SHM_ENABLE) }
388 shm-key{COLON} { YDVAR(1, VAR_SHM_KEY) }
389 remote-control{COLON} { YDVAR(0, VAR_REMOTE_CONTROL) }
390 control-enable{COLON} { YDVAR(1, VAR_CONTROL_ENABLE) }
391 control-interface{COLON} { YDVAR(1, VAR_CONTROL_INTERFACE) }
392 control-port{COLON} { YDVAR(1, VAR_CONTROL_PORT) }
393 control-use-cert{COLON} { YDVAR(1, VAR_CONTROL_USE_CERT) }
394 server-key-file{COLON} { YDVAR(1, VAR_SERVER_KEY_FILE) }
395 server-cert-file{COLON} { YDVAR(1, VAR_SERVER_CERT_FILE) }
396 control-key-file{COLON} { YDVAR(1, VAR_CONTROL_KEY_FILE) }
397 control-cert-file{COLON} { YDVAR(1, VAR_CONTROL_CERT_FILE) }
398 python-script{COLON} { YDVAR(1, VAR_PYTHON_SCRIPT) }
399 python{COLON} { YDVAR(0, VAR_PYTHON) }
400 domain-insecure{COLON} { YDVAR(1, VAR_DOMAIN_INSECURE) }
401 minimal-responses{COLON} { YDVAR(1, VAR_MINIMAL_RESPONSES) }
402 rrset-roundrobin{COLON} { YDVAR(1, VAR_RRSET_ROUNDROBIN) }
403 max-udp-size{COLON} { YDVAR(1, VAR_MAX_UDP_SIZE) }
404 dns64-prefix{COLON} { YDVAR(1, VAR_DNS64_PREFIX) }
405 dns64-synthall{COLON} { YDVAR(1, VAR_DNS64_SYNTHALL) }
406 dns64-ignore-aaaa{COLON} { YDVAR(1, VAR_DNS64_IGNORE_AAAA) }
407 define-tag{COLON} { YDVAR(1, VAR_DEFINE_TAG) }
408 local-zone-tag{COLON} { YDVAR(2, VAR_LOCAL_ZONE_TAG) }
409 access-control-tag{COLON} { YDVAR(2, VAR_ACCESS_CONTROL_TAG) }
410 access-control-tag-action{COLON} { YDVAR(3, VAR_ACCESS_CONTROL_TAG_ACTION) }
411 access-control-tag-data{COLON} { YDVAR(3, VAR_ACCESS_CONTROL_TAG_DATA) }
412 access-control-view{COLON} { YDVAR(2, VAR_ACCESS_CONTROL_VIEW) }
413 local-zone-override{COLON} { YDVAR(3, VAR_LOCAL_ZONE_OVERRIDE) }
414 dnstap{COLON} { YDVAR(0, VAR_DNSTAP) }
415 dnstap-enable{COLON} { YDVAR(1, VAR_DNSTAP_ENABLE) }
416 dnstap-socket-path{COLON} { YDVAR(1, VAR_DNSTAP_SOCKET_PATH) }
417 dnstap-send-identity{COLON} { YDVAR(1, VAR_DNSTAP_SEND_IDENTITY) }
418 dnstap-send-version{COLON} { YDVAR(1, VAR_DNSTAP_SEND_VERSION) }
419 dnstap-identity{COLON} { YDVAR(1, VAR_DNSTAP_IDENTITY) }
420 dnstap-version{COLON} { YDVAR(1, VAR_DNSTAP_VERSION) }
421 dnstap-log-resolver-query-messages{COLON} {
422 YDVAR(1, VAR_DNSTAP_LOG_RESOLVER_QUERY_MESSAGES) }
423 dnstap-log-resolver-response-messages{COLON} {
424 YDVAR(1, VAR_DNSTAP_LOG_RESOLVER_RESPONSE_MESSAGES) }
425 dnstap-log-client-query-messages{COLON} {
426 YDVAR(1, VAR_DNSTAP_LOG_CLIENT_QUERY_MESSAGES) }
427 dnstap-log-client-response-messages{COLON} {
428 YDVAR(1, VAR_DNSTAP_LOG_CLIENT_RESPONSE_MESSAGES) }
429 dnstap-log-forwarder-query-messages{COLON} {
430 YDVAR(1, VAR_DNSTAP_LOG_FORWARDER_QUERY_MESSAGES) }
431 dnstap-log-forwarder-response-messages{COLON} {
432 YDVAR(1, VAR_DNSTAP_LOG_FORWARDER_RESPONSE_MESSAGES) }
433 disable-dnssec-lame-check{COLON} { YDVAR(1, VAR_DISABLE_DNSSEC_LAME_CHECK) }
434 ip-ratelimit{COLON} { YDVAR(1, VAR_IP_RATELIMIT) }
435 ratelimit{COLON} { YDVAR(1, VAR_RATELIMIT) }
436 ip-ratelimit-slabs{COLON} { YDVAR(1, VAR_IP_RATELIMIT_SLABS) }
437 ratelimit-slabs{COLON} { YDVAR(1, VAR_RATELIMIT_SLABS) }
438 ip-ratelimit-size{COLON} { YDVAR(1, VAR_IP_RATELIMIT_SIZE) }
439 ratelimit-size{COLON} { YDVAR(1, VAR_RATELIMIT_SIZE) }
440 ratelimit-for-domain{COLON} { YDVAR(2, VAR_RATELIMIT_FOR_DOMAIN) }
441 ratelimit-below-domain{COLON} { YDVAR(2, VAR_RATELIMIT_BELOW_DOMAIN) }
442 ip-ratelimit-factor{COLON} { YDVAR(1, VAR_IP_RATELIMIT_FACTOR) }
443 ratelimit-factor{COLON} { YDVAR(1, VAR_RATELIMIT_FACTOR) }
444 low-rtt{COLON} { YDVAR(1, VAR_LOW_RTT) }
445 low-rtt-pct{COLON} { YDVAR(1, VAR_LOW_RTT_PERMIL) }
446 low-rtt-permil{COLON} { YDVAR(1, VAR_LOW_RTT_PERMIL) }
447 response-ip-tag{COLON} { YDVAR(2, VAR_RESPONSE_IP_TAG) }
448 response-ip{COLON} { YDVAR(2, VAR_RESPONSE_IP) }
449 response-ip-data{COLON} { YDVAR(2, VAR_RESPONSE_IP_DATA) }
450 dnscrypt{COLON} { YDVAR(0, VAR_DNSCRYPT) }
451 dnscrypt-enable{COLON} { YDVAR(1, VAR_DNSCRYPT_ENABLE) }
452 dnscrypt-port{COLON} { YDVAR(1, VAR_DNSCRYPT_PORT) }
453 dnscrypt-provider{COLON} { YDVAR(1, VAR_DNSCRYPT_PROVIDER) }
454 dnscrypt-secret-key{COLON} { YDVAR(1, VAR_DNSCRYPT_SECRET_KEY) }
455 dnscrypt-provider-cert{COLON} { YDVAR(1, VAR_DNSCRYPT_PROVIDER_CERT) }
456 dnscrypt-provider-cert-rotated{COLON} { YDVAR(1, VAR_DNSCRYPT_PROVIDER_CERT_ROTATED) }
457 dnscrypt-shared-secret-cache-size{COLON} {
458 YDVAR(1, VAR_DNSCRYPT_SHARED_SECRET_CACHE_SIZE) }
459 dnscrypt-shared-secret-cache-slabs{COLON} {
460 YDVAR(1, VAR_DNSCRYPT_SHARED_SECRET_CACHE_SLABS) }
461 dnscrypt-nonce-cache-size{COLON} { YDVAR(1, VAR_DNSCRYPT_NONCE_CACHE_SIZE) }
462 dnscrypt-nonce-cache-slabs{COLON} { YDVAR(1, VAR_DNSCRYPT_NONCE_CACHE_SLABS) }
463 ipsecmod-enabled{COLON} { YDVAR(1, VAR_IPSECMOD_ENABLED) }
464 ipsecmod-ignore-bogus{COLON} { YDVAR(1, VAR_IPSECMOD_IGNORE_BOGUS) }
465 ipsecmod-hook{COLON} { YDVAR(1, VAR_IPSECMOD_HOOK) }
466 ipsecmod-max-ttl{COLON} { YDVAR(1, VAR_IPSECMOD_MAX_TTL) }
467 ipsecmod-whitelist{COLON} { YDVAR(1, VAR_IPSECMOD_WHITELIST) }
468 ipsecmod-strict{COLON} { YDVAR(1, VAR_IPSECMOD_STRICT) }
469 cachedb{COLON} { YDVAR(0, VAR_CACHEDB) }
470 backend{COLON} { YDVAR(1, VAR_CACHEDB_BACKEND) }
471 secret-seed{COLON} { YDVAR(1, VAR_CACHEDB_SECRETSEED) }
472 redis-server-host{COLON} { YDVAR(1, VAR_CACHEDB_REDISHOST) }
473 redis-server-port{COLON} { YDVAR(1, VAR_CACHEDB_REDISPORT) }
474 redis-timeout{COLON} { YDVAR(1, VAR_CACHEDB_REDISTIMEOUT) }
475 udp-upstream-without-downstream{COLON} { YDVAR(1, VAR_UDP_UPSTREAM_WITHOUT_DOWNSTREAM) }
476 tcp-connection-limit{COLON} { YDVAR(2, VAR_TCP_CONNECTION_LIMIT) }
477 <INITIAL,val>{NEWLINE} { LEXOUT(("NL\n")); cfg_parser->line++; }
479 /* Quoted strings. Strip leading and ending quotes */
480 <val>\" { BEGIN(quotedstring); LEXOUT(("QS ")); }
481 <quotedstring><<EOF>> {
482 ub_c_error("EOF inside quoted string");
483 if(--num_args == 0) { BEGIN(INITIAL); }
486 <quotedstring>{DQANY}* { LEXOUT(("STR(%s) ", ub_c_text)); yymore(); }
487 <quotedstring>{NEWLINE} { ub_c_error("newline inside quoted string, no end \"");
488 cfg_parser->line++; BEGIN(INITIAL); }
491 if(--num_args == 0) { BEGIN(INITIAL); }
493 ub_c_text[ub_c_leng - 1] = '\0';
494 ub_c_lval.str = strdup(ub_c_text);
496 ub_c_error("out of memory");
500 /* Single Quoted strings. Strip leading and ending quotes */
501 <val>\' { BEGIN(singlequotedstr); LEXOUT(("SQS ")); }
502 <singlequotedstr><<EOF>> {
503 ub_c_error("EOF inside quoted string");
504 if(--num_args == 0) { BEGIN(INITIAL); }
507 <singlequotedstr>{SQANY}* { LEXOUT(("STR(%s) ", ub_c_text)); yymore(); }
508 <singlequotedstr>{NEWLINE} { ub_c_error("newline inside quoted string, no end '");
509 cfg_parser->line++; BEGIN(INITIAL); }
510 <singlequotedstr>\' {
512 if(--num_args == 0) { BEGIN(INITIAL); }
514 ub_c_text[ub_c_leng - 1] = '\0';
515 ub_c_lval.str = strdup(ub_c_text);
517 ub_c_error("out of memory");
521 /* include: directive */
522 <INITIAL,val>include{COLON} {
523 LEXOUT(("v(%s) ", ub_c_text)); inc_prev = YYSTATE; BEGIN(include); }
525 ub_c_error("EOF inside include directive");
528 <include>{SPACE}* { LEXOUT(("ISP ")); /* ignore */ }
529 <include>{NEWLINE} { LEXOUT(("NL\n")); cfg_parser->line++;}
530 <include>\" { LEXOUT(("IQS ")); BEGIN(include_quoted); }
531 <include>{UNQUOTEDLETTER}* {
532 LEXOUT(("Iunquotedstr(%s) ", ub_c_text));
533 config_start_include_glob(ub_c_text);
536 <include_quoted><<EOF>> {
537 ub_c_error("EOF inside quoted string");
540 <include_quoted>{DQANY}* { LEXOUT(("ISTR(%s) ", ub_c_text)); yymore(); }
541 <include_quoted>{NEWLINE} { ub_c_error("newline before \" in include name");
542 cfg_parser->line++; BEGIN(inc_prev); }
545 ub_c_text[ub_c_leng - 1] = '\0';
546 config_start_include_glob(ub_c_text);
549 <INITIAL,val><<EOF>> {
551 yy_set_bol(1); /* Set beginning of line, so "^" rules match. */
552 if (!config_include_stack) {
556 config_end_include();
560 <val>{UNQUOTEDLETTER}* { LEXOUT(("unquotedstr(%s) ", ub_c_text));
561 if(--num_args == 0) { BEGIN(INITIAL); }
562 ub_c_lval.str = strdup(ub_c_text); return STRING_ARG; }
564 {UNQUOTEDLETTER_NOCOLON}* {
565 ub_c_error_msg("unknown keyword '%s'", ub_c_text);
569 ub_c_error_msg("stray '%s'", ub_c_text);