Added log_selector=+queue_time_overall.
[exim.git] / src / src / globals.c
CommitLineData
2ac0e484 1/* $Cambridge: exim/src/src/globals.c,v 1.7 2004/11/24 14:38:13 ph10 Exp $ */
059ec3d9
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2
3/*************************************************
4* Exim - an Internet mail transport agent *
5*************************************************/
6
7/* Copyright (c) University of Cambridge 1995 - 2004 */
8/* See the file NOTICE for conditions of use and distribution. */
9
10/* All the global variables are defined together in this one module, so
11that they are easy to find. */
12
13#include "exim.h"
14
15
16/* The OSF1 linker puts out a worrying warning if any sections contain no
17executable code. It says
18
19Warning: Linking some objects which contain exception information sections
20 and some which do not. This may cause fatal runtime exception handling
21 problems.
22
23As this may cause people to worry needlessly, include a dummy function here
24to stop the message from appearing. Make it reference itself to stop picky
25compilers complaining that it is unused, and put in a dummy argument to stop
26even pickier compilers complaining about infinite loops. */
27
28static void dummy(int x) { dummy(x-1); }
29
30
31/* Generic options for auths, all of which live inside auth_instance
32data blocks and hence have the opt_public flag set. */
33
34optionlist optionlist_auths[] = {
35 { "driver", opt_stringptr | opt_public,
36 (void *)(offsetof(auth_instance, driver_name)) },
37 { "public_name", opt_stringptr | opt_public,
38 (void *)(offsetof(auth_instance, public_name)) },
39 { "server_advertise_condition", opt_stringptr | opt_public,
40 (void *)(offsetof(auth_instance, advertise_condition))},
41 { "server_debug_print", opt_stringptr | opt_public,
42 (void *)(offsetof(auth_instance, server_debug_string)) },
43 { "server_mail_auth_condition", opt_stringptr | opt_public,
44 (void *)(offsetof(auth_instance, mail_auth_condition)) },
45 { "server_set_id", opt_stringptr | opt_public,
46 (void *)(offsetof(auth_instance, set_id)) }
47};
48
49int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
50
51/* An empty host aliases list. */
52
53uschar *no_aliases = NULL;
54
55
56/* For comments on these variables, see globals.h. I'm too idle to
57duplicate them here... */
58
59#ifdef EXIM_PERL
60uschar *opt_perl_startup = NULL;
61BOOL opt_perl_at_start = FALSE;
62BOOL opt_perl_started = FALSE;
63#endif
64
65#ifdef LOOKUP_IBASE
66uschar *ibase_servers = NULL;
67#endif
68
69#ifdef LOOKUP_LDAP
70uschar *eldap_default_servers = NULL;
71int eldap_version = -1;
72#endif
73
74#ifdef LOOKUP_MYSQL
75uschar *mysql_servers = NULL;
76#endif
77
78#ifdef LOOKUP_ORACLE
79uschar *oracle_servers = NULL;
80#endif
81
82#ifdef LOOKUP_PGSQL
83uschar *pgsql_servers = NULL;
84#endif
85
86#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
87BOOL move_frozen_messages = FALSE;
88#endif
89
90/* These variables are outside the #ifdef because it keeps the code less
91cluttered in several places (e.g. during logging) if we can always refer to
92them. Also, the tls_ variables are now always visible. */
93
94BOOL tls_active = -1;
95BOOL tls_certificate_verified = FALSE;
96uschar *tls_cipher = NULL;
97BOOL tls_on_connect = FALSE;
98uschar *tls_on_connect_ports = NULL;
99uschar *tls_peerdn = NULL;
100
101#ifdef SUPPORT_TLS
102const pcre *regex_STARTTLS = NULL;
103uschar *tls_advertise_hosts = NULL; /* This is deliberate */
104uschar *tls_certificate = NULL;
105uschar *tls_crl = NULL;
106uschar *tls_dhparam = NULL;
107BOOL tls_offered = FALSE;
108uschar *tls_privatekey = NULL;
109BOOL tls_remember_esmtp = FALSE;
110uschar *tls_require_ciphers = NULL;
111uschar *tls_try_verify_hosts = NULL;
112uschar *tls_verify_certificates= NULL;
113uschar *tls_verify_hosts = NULL;
114#endif
115
116
117/* Input-reading functions for messages, so we can use special ones for
118incoming TCP/IP. The defaults use stdin. We never need these for any
119stand-alone tests. */
120
121#ifndef STAND_ALONE
122int (*receive_getc)(void) = stdin_getc;
123int (*receive_ungetc)(int) = stdin_ungetc;
124int (*receive_feof)(void) = stdin_feof;
125int (*receive_ferror)(void) = stdin_ferror;
126#endif
127
128
129/* List of per-address expansion variables for clearing and saving/restoring
130when verifying one address while routing/verifying another. We have to have
131the size explicit, because it is referenced from more than one module. */
132
133uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
134 &deliver_address_data,
135 &deliver_domain,
136 &deliver_domain_data,
137 &deliver_domain_orig,
138 &deliver_domain_parent,
139 &deliver_localpart,
140 &deliver_localpart_data,
141 &deliver_localpart_orig,
142 &deliver_localpart_parent,
143 &deliver_localpart_prefix,
144 &deliver_localpart_suffix,
145 (uschar **)(&deliver_recipients),
146 &deliver_host,
147 &deliver_home,
148 &address_file,
149 &address_pipe,
150 &self_hostname,
151 NULL };
152
153int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
154
155/* General global variables */
156
157tree_node *acl_anchor = NULL;
158uschar *acl_not_smtp = NULL;
159uschar *acl_smtp_auth = NULL;
160uschar *acl_smtp_connect = NULL;
161uschar *acl_smtp_data = NULL;
162uschar *acl_smtp_etrn = NULL;
163uschar *acl_smtp_expn = NULL;
164uschar *acl_smtp_helo = NULL;
165uschar *acl_smtp_mail = NULL;
166uschar *acl_smtp_mailauth = NULL;
167uschar *acl_smtp_predata = NULL;
168uschar *acl_smtp_quit = NULL;
169uschar *acl_smtp_rcpt = NULL;
170uschar *acl_smtp_starttls = NULL;
171uschar *acl_smtp_vrfy = NULL;
172BOOL acl_temp_details = FALSE;
173uschar *acl_var[ACL_C_MAX+ACL_M_MAX];
174uschar *acl_verify_message = NULL;
175header_line *acl_warn_headers = NULL;
176string_item *acl_warn_logged = NULL;
177
178/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
179error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
180
181uschar *acl_wherenames[] = { US"RCPT",
182 US"MAIL",
183 US"PREDATA",
184 US"DATA",
185 US"non-SMTP",
186 US"AUTH",
187 US"connection",
188 US"ETRN",
189 US"EXPN",
190 US"EHLO or HELO",
191 US"MAILAUTH",
192 US"QUIT",
193 US"STARTTLS",
194 US"VRFY"
195 };
196
197int acl_wherecodes[] = { 550, /* RCPT */
198 550, /* MAIL */
199 550, /* PREDATA */
200 550, /* DATA */
201 0, /* not SMTP; not relevant */
202 503, /* AUTH */
203 550, /* connect */
204 458, /* ETRN */
205 550, /* EXPN */
206 550, /* HELO/EHLO */
207 0, /* MAILAUTH; not relevant */
208 0, /* QUIT; not relevant */
209 550, /* STARTTLS */
210 252 /* VRFY */
211 };
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212
213BOOL active_local_from_check = FALSE;
214BOOL active_local_sender_retain = FALSE;
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215BOOL accept_8bitmime = FALSE;
216address_item *addr_duplicate = NULL;
217
218address_item address_defaults = {
219 NULL, /* next */
220 NULL, /* parent */
221 NULL, /* first */
222 NULL, /* dupof */
223 NULL, /* start_router */
224 NULL, /* router */
225 NULL, /* transport */
226 NULL, /* host_list */
227 NULL, /* host_used */
228 NULL, /* fallback_hosts */
229 NULL, /* reply */
230 NULL, /* retries */
231 NULL, /* address */
232 NULL, /* unique */
233 NULL, /* cc_local_part */
234 NULL, /* lc_local_part */
235 NULL, /* local_part */
236 NULL, /* prefix */
237 NULL, /* suffix */
238 NULL, /* domain */
239 NULL, /* address_retry_key */
240 NULL, /* domain_retry_key */
241 NULL, /* current_dir */
242 NULL, /* home_dir */
243 NULL, /* message */
244 NULL, /* user_message */
245 NULL, /* onetime_parent */
246 NULL, /* pipe_expandn */
247 NULL, /* return_filename */
248 NULL, /* self_hostname */
249 NULL, /* shadow_message */
250 #ifdef SUPPORT_TLS
251 NULL, /* cipher */
252 NULL, /* peerdn */
253 #endif
254 (uid_t)(-1), /* uid */
255 (gid_t)(-1), /* gid */
256 0, /* flags */
257 { 0 }, /* domain_cache - any larger array should be zeroed */
258 { 0 }, /* localpart_cache - ditto */
259 -1, /* mode */
260 0, /* more_errno */
261 ERRNO_UNKNOWNERROR, /* basic_errno */
262 0, /* child_count */
263 -1, /* return_file */
264 SPECIAL_NONE, /* special_action */
265 DEFER, /* transport_return */
266 { /* fields that are propagated to children */
267 NULL, /* address_data */
268 NULL, /* domain_data */
269 NULL, /* localpart_data */
270 NULL, /* errors_address */
271 NULL, /* extra_headers */
272 NULL, /* remove_headers */
273 }
274};
275
276uschar *address_file = NULL;
277uschar *address_pipe = NULL;
278BOOL address_test_mode = FALSE;
279tree_node *addresslist_anchor = NULL;
280int addresslist_count = 0;
281gid_t *admin_groups = NULL;
282BOOL admin_user = FALSE;
283BOOL allow_domain_literals = FALSE;
284BOOL allow_mx_to_ip = FALSE;
285BOOL allow_unqualified_recipient = TRUE; /* For local messages */
286BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
287BOOL allow_utf8_domains = FALSE;
288uschar *authenticated_id = NULL;
289uschar *authenticated_sender = NULL;
290BOOL authentication_failed = FALSE;
291auth_instance *auths = NULL;
292uschar *auth_advertise_hosts = US"*";
293auth_instance auth_defaults = {
294 NULL, /* chain pointer */
295 NULL, /* name */
296 NULL, /* info */
297 NULL, /* private options block pointer */
298 NULL, /* driver_name */
299 NULL, /* advertise_condition */
300 NULL, /* public_name */
301 NULL, /* set_id */
302 NULL, /* server_mail_auth_condition */
303 NULL, /* server_debug_string */
304 FALSE, /* client */
305 FALSE, /* server */
306 FALSE /* advertised */
307};
308
309uschar *auth_defer_msg = US"reason not recorded";
310uschar *auth_defer_user_msg = US"";
311int auto_thaw = 0;
312
313BOOL background_daemon = TRUE;
314uschar *base62_chars=
315 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
316uschar *bi_command = NULL;
317uschar *big_buffer = NULL;
318int big_buffer_size = BIG_BUFFER_SIZE;
319int body_linecount = 0;
320int body_zerocount = 0;
321uschar *bounce_message_file = NULL;
322uschar *bounce_message_text = NULL;
323uschar *bounce_recipient = NULL;
324BOOL bounce_return_body = TRUE;
325BOOL bounce_return_message = TRUE;
326int bounce_return_size_limit = 100*1024;
327uschar *bounce_sender_authentication = NULL;
328int bsmtp_transaction_linecount = 0;
329
330int callout_cache_domain_positive_expire = 7*24*60*60;
331int callout_cache_domain_negative_expire = 3*60*60;
332int callout_cache_positive_expire = 24*60*60;
333int callout_cache_negative_expire = 2*60*60;
334uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
335uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W_](?>[a-z0-9-]*[^\\W_])?)+$";
336int check_log_inodes = 0;
337int check_log_space = 0;
338int check_spool_inodes = 0;
339int check_spool_space = 0;
340int clmacro_count = 0;
341uschar *clmacros[MAX_CLMACROS];
342BOOL config_changed = FALSE;
343FILE *config_file = NULL;
344uschar *config_filename = NULL;
345int config_lineno = 0;
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346#ifdef CONFIGURE_GROUP
347gid_t config_gid = CONFIGURE_GROUP;
348#endif
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349uschar *config_main_filelist = US CONFIGURE_FILE
350 "\0<-----------Space to patch configure_filename->";
351uschar *config_main_filename = NULL;
352
353#ifdef CONFIGURE_OWNER
354uid_t config_uid = CONFIGURE_OWNER;
355#endif
356
357int connection_max_messages= -1;
358uschar *continue_hostname = NULL;
359uschar *continue_host_address = NULL;
360BOOL continue_more = FALSE;
361int continue_sequence = 1;
362uschar *continue_transport = NULL;
363
364BOOL daemon_listen = FALSE;
365uschar *daemon_smtp_port = US"smtp";
3d235903 366BOOL debug_daemon = FALSE;
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367int debug_fd = -1;
368FILE *debug_file = NULL;
369bit_table debug_options[] = {
370 { US"acl", D_acl },
371 { US"all", D_all },
372 { US"auth", D_auth },
373 { US"deliver", D_deliver },
374 { US"dns", D_dns },
375 { US"dnsbl", D_dnsbl },
376 { US"exec", D_exec },
377 { US"expand", D_expand },
378 { US"filter", D_filter },
379 { US"hints_lookup", D_hints_lookup },
380 { US"host_lookup", D_host_lookup },
381 { US"ident", D_ident },
382 { US"interface", D_interface },
383 { US"lists", D_lists },
384 { US"load", D_load },
385 { US"local_scan", D_local_scan },
386 { US"lookup", D_lookup },
387 { US"memory", D_memory },
388 { US"pid", D_pid },
389 { US"process_info", D_process_info },
390 { US"queue_run", D_queue_run },
391 { US"receive", D_receive },
392 { US"resolver", D_resolver },
393 { US"retry", D_retry },
394 { US"rewrite", D_rewrite },
395 { US"route", D_route },
396 { US"timestamp", D_timestamp },
397 { US"tls", D_tls },
398 { US"transport", D_transport },
399 { US"uid", D_uid },
400 { US"verify", D_verify }
401};
402int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
403unsigned int debug_selector = 0;
404int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
405uschar *delay_warning_condition= US"${if match{$h_precedence:}{(?i)bulk|list|junk}{no}{yes}}";
406BOOL delivery_date_remove = TRUE;
407uschar *deliver_address_data = NULL;
408int deliver_datafile = -1;
409uschar *deliver_domain = NULL;
410uschar *deliver_domain_data = NULL;
411uschar *deliver_domain_orig = NULL;
412uschar *deliver_domain_parent = NULL;
413BOOL deliver_drop_privilege = FALSE;
414BOOL deliver_firsttime = FALSE;
415BOOL deliver_force = FALSE;
416BOOL deliver_freeze = FALSE;
417int deliver_frozen_at = 0;
418uschar *deliver_home = NULL;
419uschar *deliver_host = NULL;
420uschar *deliver_host_address = NULL;
421uschar *deliver_in_buffer = NULL;
422ino_t deliver_inode = 0;
423uschar *deliver_localpart = NULL;
424uschar *deliver_localpart_data = NULL;
425uschar *deliver_localpart_orig = NULL;
426uschar *deliver_localpart_parent = NULL;
427uschar *deliver_localpart_prefix = NULL;
428uschar *deliver_localpart_suffix = NULL;
429BOOL deliver_force_thaw = FALSE;
430BOOL deliver_manual_thaw = FALSE;
431uschar *deliver_out_buffer = NULL;
432int deliver_queue_load_max = -1;
433address_item *deliver_recipients = NULL;
434uschar *deliver_selectstring = NULL;
435BOOL deliver_selectstring_regex = FALSE;
436uschar *deliver_selectstring_sender = NULL;
437BOOL deliver_selectstring_sender_regex = FALSE;
438BOOL disable_logging = FALSE;
439
440uschar *dns_again_means_nonexist = NULL;
441uschar *dns_ipv4_lookup = NULL;
442int dns_retrans = 0;
443int dns_retry = 0;
444uschar *dnslist_domain = NULL;
445uschar *dnslist_text = NULL;
446uschar *dnslist_value = NULL;
447tree_node *domainlist_anchor = NULL;
448int domainlist_count = 0;
449BOOL dont_deliver = FALSE;
450BOOL dot_ends = TRUE;
451BOOL drop_cr = FALSE; /* No longer used */
452
453BOOL enable_dollar_recipients = FALSE;
454BOOL envelope_to_remove = TRUE;
455int errno_quota = ERRNO_QUOTA;
456uschar *errors_copy = NULL;
457int error_handling = ERRORS_SENDER;
458uschar *errors_reply_to = NULL;
459int errors_sender_rc = EXIT_FAILURE;
460
461gid_t exim_gid = EXIM_GID;
462BOOL exim_gid_set = TRUE; /* This gid is always set */
463uschar *exim_path = US BIN_DIRECTORY "/exim"
464 "\0<---------------Space to patch exim_path->";
465uid_t exim_uid = EXIM_UID;
466BOOL exim_uid_set = TRUE; /* This uid is always set */
467int expand_forbid = 0;
468int expand_nlength[EXPAND_MAXN+1];
469int expand_nmax = -1;
470uschar *expand_nstring[EXPAND_MAXN+1];
471BOOL expand_string_forcedfail = FALSE;
472uschar *expand_string_message;
473BOOL extract_addresses_remove_arguments = TRUE;
474uschar *extra_local_interfaces = NULL;
475
476int filter_n[FILTER_VARIABLE_COUNT];
477BOOL filter_running = FALSE;
478int filter_sn[FILTER_VARIABLE_COUNT];
479uschar *filter_test = NULL;
480uschar *filter_thisaddress = NULL;
481int finduser_retries = 0;
482uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
483uschar *freeze_tell = NULL;
484uschar *fudged_queue_times = US"";
485
486uschar *gecos_name = NULL;
487uschar *gecos_pattern = NULL;
488rewrite_rule *global_rewrite_rules = NULL;
489
490uschar *headers_charset = US HEADERS_CHARSET;
491int header_insert_maxlen = 64 * 1024;
492header_line *header_last = NULL;
493header_line *header_list = NULL;
494int header_maxsize = HEADER_MAXSIZE;
495int header_line_maxsize = 0;
496
497header_name header_names[] = {
498 { US"bcc", 3, TRUE, htype_bcc },
499 { US"cc", 2, TRUE, htype_cc },
500 { US"date", 4, TRUE, htype_date },
501 { US"delivery-date", 13, FALSE, htype_delivery_date },
502 { US"envelope-to", 11, FALSE, htype_envelope_to },
503 { US"from", 4, TRUE, htype_from },
504 { US"message-id", 10, TRUE, htype_id },
505 { US"received", 8, FALSE, htype_received },
506 { US"reply-to", 8, FALSE, htype_reply_to },
507 { US"return-path", 11, FALSE, htype_return_path },
508 { US"sender", 6, TRUE, htype_sender },
509 { US"subject", 7, FALSE, htype_subject },
510 { US"to", 2, TRUE, htype_to }
511};
512
513int header_names_size = sizeof(header_names)/sizeof(header_name);
514
515BOOL header_rewritten = FALSE;
516uschar *helo_accept_junk_hosts = NULL;
517uschar *helo_allow_chars = US"";
518uschar *helo_lookup_domains = US"@ : @[]";
519uschar *helo_try_verify_hosts = NULL;
520BOOL helo_verified = FALSE;
521uschar *helo_verify_hosts = NULL;
522uschar *hex_digits = US"0123456789abcdef";
523uschar *hold_domains = NULL;
524BOOL host_checking = FALSE;
525BOOL host_checking_callout = FALSE;
526uschar *host_data = NULL;
527BOOL host_find_failed_syntax= FALSE;
528uschar *host_lookup = NULL;
529BOOL host_lookup_failed = FALSE;
530uschar *host_lookup_order = US"bydns:byaddr";
531uschar *host_lookup_msg = US"";
532int host_number = 0;
533uschar *host_number_string = NULL;
534uschar *host_reject_connection = NULL;
535tree_node *hostlist_anchor = NULL;
536int hostlist_count = 0;
537uschar *hosts_treat_as_local = NULL;
538uschar *hosts_connection_nolog = NULL;
539
540int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
541BOOL ignore_fromline_local = FALSE;
542uschar *ignore_fromline_hosts = NULL;
543uschar *interface_address = NULL;
544int interface_port = -1;
545BOOL is_inetd = FALSE;
546
547int journal_fd = -1;
548
549int keep_malformed = 4*24*60*60; /* 4 days */
550
551uschar *eldap_dn = NULL;
552int load_average = -2;
553BOOL local_error_message = FALSE;
554BOOL local_from_check = TRUE;
555uschar *local_from_prefix = NULL;
556uschar *local_from_suffix = NULL;
557
558#if HAVE_IPV6
559uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
560#else
561uschar *local_interfaces = US"0.0.0.0";
562#endif
563
564uschar *local_scan_data = NULL;
565int local_scan_timeout = 5*60;
566BOOL local_sender_retain = FALSE;
567gid_t local_user_gid = (gid_t)(-1);
568uid_t local_user_uid = (uid_t)(-1);
569
570tree_node *localpartlist_anchor= NULL;
571int localpartlist_count = 0;
572uschar *log_buffer = NULL;
573unsigned int log_extra_selector = LX_default;
574uschar *log_file_path = US LOG_FILE_PATH
575 "\0<--------------Space to patch log_file_path->";
576
577/* Those log options with L_xxx identifiers have values less than 0x800000 and
578are the ones that get put into log_write_selector. They can be used in calls to
579log_write() to test for the bit. The options with LX_xxx identifiers have
580values greater than 0x80000000 and are put int log_extra_selector (without the
581top bit). They are never used in calls to log_write(), but are tested
582independently. This separation became necessary when the number of log
583selectors was getting close to filling a 32-bit word. */
584
585bit_table log_options[] = {
586 { US"address_rewrite", L_address_rewrite },
587 { US"all", L_all },
588 { US"all_parents", L_all_parents },
589 { US"arguments", LX_arguments },
590 { US"connection_reject", L_connection_reject },
591 { US"delay_delivery", L_delay_delivery },
592 { US"deliver_time", LX_deliver_time },
593 { US"delivery_size", LX_delivery_size },
594 { US"dnslist_defer", L_dnslist_defer },
595 { US"etrn", L_etrn },
596 { US"host_lookup_failed", L_host_lookup_failed },
597 { US"ident_timeout", LX_ident_timeout },
598 { US"incoming_interface", LX_incoming_interface },
599 { US"incoming_port", LX_incoming_port },
600 { US"lost_incoming_connection", L_lost_incoming_connection },
601 { US"outgoing_port", LX_outgoing_port },
602 { US"queue_run", L_queue_run },
603 { US"queue_time", LX_queue_time },
2ac0e484 604 { US"queue_time_overall", LX_queue_time_overall },
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605 { US"received_recipients", LX_received_recipients },
606 { US"received_sender", LX_received_sender },
607 { US"rejected_header", LX_rejected_header },
608 { US"rejected_headers", LX_rejected_header },
609 { US"retry_defer", L_retry_defer },
610 { US"return_path_on_delivery", LX_return_path_on_delivery },
611 { US"sender_on_delivery", LX_sender_on_delivery },
612 { US"size_reject", L_size_reject },
613 { US"skip_delivery", L_skip_delivery },
614 { US"smtp_confirmation", LX_smtp_confirmation },
615 { US"smtp_connection", L_smtp_connection },
616 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
617 { US"smtp_protocol_error", L_smtp_protocol_error },
618 { US"smtp_syntax_error", L_smtp_syntax_error },
619 { US"subject", LX_subject },
620 { US"tls_certificate_verified", LX_tls_certificate_verified },
621 { US"tls_cipher", LX_tls_cipher },
622 { US"tls_peerdn", LX_tls_peerdn }
623};
624
625int log_options_count = sizeof(log_options)/sizeof(bit_table);
626unsigned int log_write_selector= L_default;
627uschar *log_selector_string = NULL;
628FILE *log_stderr = NULL;
629BOOL log_testing_mode = FALSE;
630BOOL log_timezone = FALSE;
631uschar *login_sender_address = NULL;
632int lookup_open_max = 25;
633uschar *lookup_value = NULL;
634
635macro_item *macros = NULL;
636uschar *mailstore_basename = NULL;
637int max_username_length = 0;
638int message_age = 0;
639uschar *message_body = NULL;
640uschar *message_body_end = NULL;
641int message_body_size = 0;
642int message_body_visible = 500;
643int message_ended = END_NOTSTARTED;
644uschar *message_headers = NULL;
645uschar *message_id;
646uschar *message_id_domain = NULL;
647uschar *message_id_text = NULL;
648struct timeval message_id_tv = { 0, 0 };
649uschar message_id_option[MESSAGE_ID_LENGTH + 3];
650uschar *message_id_external;
651int message_linecount = 0;
652BOOL message_logs = TRUE;
653int message_size = 0;
654uschar *message_size_limit = US"50M";
655uschar message_subdir[2] = { 0, 0 };
656uschar *message_reference = NULL;
657BOOL mua_wrapper = FALSE;
658
659uid_t *never_users = NULL;
660BOOL no_multiline_responses = FALSE;
661
662uid_t original_euid;
663gid_t originator_gid;
664uschar *originator_login = NULL;
665uschar *originator_name = NULL;
666uid_t originator_uid;
667uschar *override_local_interfaces = NULL;
668uschar *override_pid_file_path = NULL;
669
670BOOL parse_allow_group = FALSE;
671BOOL parse_found_group = FALSE;
672uschar *percent_hack_domains = NULL;
673uschar *pid_file_path = US PID_FILE_PATH
674 "\0<--------------Space to patch pid_file_path->";
675uschar *pipelining_advertise_hosts = US"*";
676BOOL preserve_message_logs = FALSE;
677uschar *primary_hostname = NULL;
678BOOL print_topbitchars = FALSE;
679uschar process_info[PROCESS_INFO_SIZE];
680uschar *process_log_path = NULL;
681BOOL prod_requires_admin = TRUE;
682
683uschar *qualify_domain_recipient = NULL;
684uschar *qualify_domain_sender = NULL;
685BOOL queue_2stage = FALSE;
686uschar *queue_domains = NULL;
687int queue_interval = -1;
688BOOL queue_list_requires_admin = TRUE;
689BOOL queue_only = FALSE;
690uschar *queue_only_file = NULL;
691int queue_only_load = -1;
692BOOL queue_only_override = TRUE;
693BOOL queue_only_policy = FALSE;
694BOOL queue_run_first_delivery = FALSE;
695BOOL queue_run_force = FALSE;
696BOOL queue_run_in_order = FALSE;
697BOOL queue_run_local = FALSE;
698int queue_run_max = 5;
699pid_t queue_run_pid = (pid_t)0;
700int queue_run_pipe = -1;
701BOOL queue_running = FALSE;
702BOOL queue_smtp = FALSE;
703uschar *queue_smtp_domains = NULL;
704
705unsigned int random_seed = 0;
706uschar *raw_active_hostname = NULL;
707uschar *raw_sender = NULL;
708uschar **raw_recipients = NULL;
709int raw_recipients_count = 0;
710
711int rcpt_count = 0;
712int rcpt_fail_count = 0;
713int rcpt_defer_count = 0;
714gid_t real_gid;
715uid_t real_uid;
716BOOL really_exim = TRUE;
717BOOL receive_call_bombout = FALSE;
718int receive_linecount = 0;
719int receive_messagecount = 0;
720int receive_timeout = 0;
721int received_count = 0;
722uschar *received_for = NULL;
723
724/* This is the default text for Received headers generated by Exim. The
725date will be automatically added on the end. */
726
727uschar *received_header_text = US
728 "Received: "
729 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
730 "{${if def:sender_ident {from $sender_ident }}"
731 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
732 "by $primary_hostname "
733 "${if def:received_protocol {with $received_protocol}} "
734 #ifdef SUPPORT_TLS
735 "${if def:tls_cipher {($tls_cipher)\n\t}}"
736 #endif
737 "(Exim $version_number)\n\t"
738 "id $message_id"
739 "${if def:received_for {\n\tfor $received_for}}"
740 "\0<---------------Space to patch received_header_text->";
741
742int received_headers_max = 30;
743uschar *received_protocol = NULL;
744int received_time = 0;
745uschar *recipient_data = NULL;
746uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 747uschar *recipient_verify_failure = NULL;
059ec3d9
PH
748int recipients_count = 0;
749BOOL recipients_discarded = FALSE;
750recipient_item *recipients_list = NULL;
751int recipients_list_max = 0;
752int recipients_max = 0;
753BOOL recipients_max_reject = FALSE;
754const pcre *regex_AUTH = NULL;
755const pcre *regex_check_dns_names = NULL;
756const pcre *regex_From = NULL;
757const pcre *regex_PIPELINING = NULL;
758const pcre *regex_SIZE = NULL;
759const pcre *regex_ismsgid = NULL;
760int remote_delivery_count = 0;
761int remote_max_parallel = 2;
762uschar *remote_sort_domains = NULL;
763int retry_data_expire = 7*24*60*60;
764int retry_interval_max = 24*60*60;
765int retry_maximum_timeout = 0; /* set from retry config */
766retry_config *retries = NULL;
767uschar *return_path = NULL;
768BOOL return_path_remove = TRUE;
769int rewrite_existflags = 0;
770uschar *rfc1413_hosts = US"*";
771int rfc1413_query_timeout = 30;
772/* BOOL rfc821_domains = FALSE; <<< on the way out */
773uid_t root_uid = ROOT_UID;
774
775router_instance *routers = NULL;
776router_instance router_defaults = {
777 NULL, /* chain pointer */
778 NULL, /* name */
779 NULL, /* info */
780 NULL, /* private options block pointer */
781 NULL, /* driver name */
782
783 NULL, /* address_data */
784 NULL, /* cannot_route_message */
785 NULL, /* condition */
786 NULL, /* current_directory */
787 NULL, /* debug_string */
788 NULL, /* domains */
789 NULL, /* errors_to */
790 NULL, /* expand_gid */
791 NULL, /* expand_uid */
792 NULL, /* expand_more */
793 NULL, /* expand_unseen */
794 NULL, /* extra_headers */
795 NULL, /* fallback_hosts */
796 NULL, /* home_directory */
797 NULL, /* ignore_target_hosts */
798 NULL, /* local_parts */
799 NULL, /* pass_router_name */
800 NULL, /* prefix */
801 NULL, /* redirect_router_name */
802 NULL, /* remove_headers */
803 NULL, /* require_files */
804 NULL, /* router_home_directory */
805 US"freeze", /* self */
806 NULL, /* senders */
807 NULL, /* suffix */
808 NULL, /* translate_ip_address */
809 NULL, /* transport_name */
810
811 TRUE, /* address_test */
812 TRUE, /* expn */
813 FALSE, /* caseful_local_part */
814 FALSE, /* check_local_user */
815 FALSE, /* disable_logging */
816 FALSE, /* fail_verify_recipient */
817 FALSE, /* fail_verify_sender */
818 FALSE, /* gid_set */
819 FALSE, /* initgroups */
820 TRUE_UNSET, /* log_as_local */
821 TRUE, /* more */
822 FALSE, /* pass_on_timeout */
823 FALSE, /* prefix_optional */
824 TRUE, /* repeat_use */
825 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
826 FALSE, /* same_domain_copy_routing */
827 FALSE, /* self_rewrite */
828 FALSE, /* suffix_optional */
829 FALSE, /* verify_only */
830 TRUE, /* verify_recipient */
831 TRUE, /* verify_sender */
832 FALSE, /* uid_set */
833 FALSE, /* unseen */
834
835 self_freeze, /* self_code */
836 (uid_t)(-1), /* uid */
837 (gid_t)(-1), /* gid */
838
839 NULL, /* fallback_hostlist */
840 NULL, /* transport instance */
841 NULL, /* pass_router */
842 NULL /* redirect_router */
843};
844
845ip_address_item *running_interfaces = NULL;
846BOOL running_in_test_harness = FALSE;
847
848/* This is a weird one. The following string gets patched in the binary by the
849script that sets up a copy of Exim for running in the test harness. It seems
850that compilers are now clever, and share constant strings if they can.
851Elsewhere in Exim the string "<" is used. The compiler optimization seems to
852make use of the end of this string in order to save space. So the patching then
853wrecks this. We default this optimization by adding some additional characters
854onto the end of the string. */
855
856uschar *running_status = US">>>running<<<" "\0EXTRA";
857
858int runrc = 0;
859
860uschar *search_error_message = NULL;
861BOOL search_find_defer = FALSE;
862uschar *self_hostname = NULL;
863uschar *sender_address = NULL;
864unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 865uschar *sender_address_data = NULL;
059ec3d9
PH
866BOOL sender_address_forced = FALSE;
867uschar *sender_address_unrewritten = NULL;
868uschar *sender_data = NULL;
869unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
870uschar *sender_fullhost = NULL;
871uschar *sender_helo_name = NULL;
872uschar **sender_host_aliases = &no_aliases;
873uschar *sender_host_address = NULL;
874uschar *sender_host_authenticated = NULL;
875unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
876uschar *sender_host_name = NULL;
877int sender_host_port = 0;
878BOOL sender_host_notsocket = FALSE;
879BOOL sender_host_unknown = FALSE;
880uschar *sender_ident = NULL;
881BOOL sender_local = FALSE;
882uschar *sender_rcvhost = NULL;
883BOOL sender_set_untrusted = FALSE;
884uschar *sender_unqualified_hosts = NULL;
2c7db3f5 885uschar *sender_verify_failure = NULL;
059ec3d9
PH
886address_item *sender_verified_list = NULL;
887address_item *sender_verified_failed = NULL;
888int sender_verified_rc = -1;
889BOOL sender_verified_responded = FALSE;
890volatile BOOL sigalrm_seen = FALSE;
891uschar **sighup_argv = NULL;
892int smtp_accept_count = 0;
893BOOL smtp_accept_keepalive = TRUE;
894int smtp_accept_max = 20;
895int smtp_accept_max_nonmail= 10;
896uschar *smtp_accept_max_nonmail_hosts = US"*";
897int smtp_accept_max_per_connection = 1000;
898uschar *smtp_accept_max_per_host = NULL;
899int smtp_accept_queue = 0;
900int smtp_accept_queue_per_connection = 10;
901int smtp_accept_reserve = 0;
902uschar *smtp_active_hostname = NULL;
903BOOL smtp_authenticated = FALSE;
904uschar *smtp_banner = US"$primary_hostname ESMTP "
905 "Exim $version_number $tod_full"
906 "\0<---------------Space to patch smtp_banner->";
907BOOL smtp_batched_input = FALSE;
908BOOL smtp_check_spool_space = TRUE;
909uschar *smtp_command_argument = NULL;
910int smtp_connect_backlog = 20;
911double smtp_delay_mail = 0.0;
912double smtp_delay_rcpt = 0.0;
913BOOL smtp_enforce_sync = TRUE;
914FILE *smtp_in = NULL;
915BOOL smtp_input = FALSE;
916int smtp_load_reserve = -1;
917int smtp_mailcmd_count = 0;
918FILE *smtp_out = NULL;
919uschar *smtp_etrn_command = NULL;
920BOOL smtp_etrn_serialize = TRUE;
921int smtp_max_synprot_errors= 3;
922int smtp_max_unknown_commands = 3;
923uschar *smtp_ratelimit_hosts = NULL;
924uschar *smtp_ratelimit_mail = NULL;
925uschar *smtp_ratelimit_rcpt = NULL;
926uschar *smtp_read_error = US"";
927int smtp_receive_timeout = 5*60;
928uschar *smtp_reserve_hosts = NULL;
929BOOL smtp_return_error_details = FALSE;
930int smtp_rlm_base = 0;
931double smtp_rlm_factor = 0.0;
932int smtp_rlm_limit = 0;
933int smtp_rlm_threshold = INT_MAX;
934int smtp_rlr_base = 0;
935double smtp_rlr_factor = 0.0;
936int smtp_rlr_limit = 0;
937int smtp_rlr_threshold = INT_MAX;
938BOOL smtp_use_pipelining = FALSE;
939BOOL smtp_use_size = FALSE;
940BOOL split_spool_directory = FALSE;
941uschar *spool_directory = US SPOOL_DIRECTORY
942 "\0<--------------Space to patch spool_directory->";
943int string_datestamp_offset= -1;
944BOOL strip_excess_angle_brackets = FALSE;
945BOOL strip_trailing_dot = FALSE;
946uschar *submission_domain = NULL;
947BOOL submission_mode = FALSE;
948BOOL synchronous_delivery = FALSE;
949BOOL syslog_duplication = TRUE;
950int syslog_facility = LOG_MAIL;
951uschar *syslog_processname = US"exim";
952BOOL syslog_timestamp = TRUE;
953uschar *system_filter = NULL;
954
955uschar *system_filter_directory_transport = NULL;
956uschar *system_filter_file_transport = NULL;
957uschar *system_filter_pipe_transport = NULL;
958uschar *system_filter_reply_transport = NULL;
959
960gid_t system_filter_gid = 0;
961BOOL system_filter_gid_set = FALSE;
962uid_t system_filter_uid = 0;
963BOOL system_filter_uid_set = FALSE;
964BOOL system_filtering = FALSE;
965
966BOOL tcp_nodelay = TRUE;
967int thismessage_size_limit = 0;
968int timeout_frozen_after = 0;
969BOOL timestamps_utc = FALSE;
970
971transport_instance *transports = NULL;
972
973transport_instance transport_defaults = {
974 NULL, /* chain pointer */
975 NULL, /* name */
976 NULL, /* info */
977 NULL, /* private options block pointer */
978 NULL, /* driver name */
979 NULL, /* setup entry point */
980 1, /* batch_max */
981 NULL, /* batch_id */
982 NULL, /* home_dir */
983 NULL, /* current_dir */
984 TRUE, /* multi-domain */
985 FALSE, /* overrides_hosts */
986 100, /* max_addresses */
987 500, /* connection_max_messages */
988 FALSE, /* deliver_as_creator */
989 FALSE, /* disable_logging */
990 FALSE, /* initgroups */
991 FALSE, /* uid_set */
992 FALSE, /* gid_set */
993 (uid_t)(-1), /* uid */
994 (gid_t)(-1), /* gid */
995 NULL, /* expand_uid */
996 NULL, /* expand_gid */
997 NULL, /* warn_message */
998 NULL, /* shadow */
999 NULL, /* shadow_condition */
1000 NULL, /* filter_command */
1001 NULL, /* add_headers */
1002 NULL, /* remove_headers */
1003 NULL, /* return_path */
1004 NULL, /* debug_string */
1005 NULL, /* message_size_limit */
1006 NULL, /* headers_rewrite */
1007 NULL, /* rewrite_rules */
1008 0, /* rewrite_existflags */
1009 300, /* filter_timeout */
1010 FALSE, /* body_only */
1011 FALSE, /* delivery_date_add */
1012 FALSE, /* envelope_to_add */
1013 FALSE, /* headers_only */
1014 FALSE, /* rcpt_include_affixes */
1015 FALSE, /* return_path_add */
1016 FALSE, /* return_output */
1017 FALSE, /* return_fail_output */
1018 FALSE, /* log_output */
1019 FALSE, /* log_fail_output */
1020 FALSE, /* log_defer_output */
1021 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1022 1 nor 0 so can detect unset */
1023};
1024
1025int transport_count;
1026uschar **transport_filter_argv = NULL;
1027int transport_filter_timeout;
1028int transport_write_timeout= 0;
1029
1030tree_node *tree_dns_fails = NULL;
1031tree_node *tree_duplicates = NULL;
1032tree_node *tree_nonrecipients = NULL;
1033tree_node *tree_unusable = NULL;
1034
1035BOOL trusted_caller = FALSE;
1036gid_t *trusted_groups = NULL;
1037uid_t *trusted_users = NULL;
1038uschar *timezone_string = US TIMEZONE_DEFAULT;
1039
1040uschar *unknown_login = NULL;
1041uschar *unknown_username = NULL;
1042uschar *untrusted_set_sender = NULL;
1043
1044/* A regex for matching a "From_" line in an incoming message, in the form
1045
1046 From ph10 Fri Jan 5 12:35 GMT 1996
1047
1048which the "mail" commands send to the MTA (undocumented, of course), or in
1049the form
1050
1051 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1052
1053which is apparently used by some UUCPs, despite it not being in RFC 976.
1054Because of variations in time formats, just match up to the minutes. That
1055should be sufficient. Examples have been seen of time fields like 12:1:03,
1056so just require one digit for hours and minutes. The weekday is also absent
1057in some forms. */
1058
1059uschar *uucp_from_pattern = US
1060 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1061 "(?:" /* Non-extracting bracket */
1062 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1063 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1064 ")" /* End alternation */
1065 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1066
1067uschar *uucp_from_sender = US"$1";
1068
1069uschar *warn_message_file = NULL;
1070uschar *warnmsg_delay = NULL;
1071uschar *warnmsg_recipients = NULL;
1072BOOL write_rejectlog = TRUE;
1073
1074uschar *version_copyright = US"Copyright (c) University of Cambridge 2004";
1075uschar *version_date = US"?";
1076uschar *version_cnumber = US"????";
1077uschar *version_string = US"?";
1078
1079int warning_count = 0;
1080
1081/* End of globals.c */