X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/4c2efd7a1bc5b018f2e05a0d739fd856967e3de7..a85c067ba6c6940512cf57ec213277a370d87e70:/src/src/globals.c diff --git a/src/src/globals.c b/src/src/globals.c index a06aa5c1f..429952edc 100644 --- a/src/src/globals.c +++ b/src/src/globals.c @@ -2,8 +2,10 @@ * Exim - an Internet mail transport agent * *************************************************/ +/* Copyright (c) The Exim Maintainers 2020 - 2022 */ /* Copyright (c) University of Cambridge 1995 - 2018 */ /* See the file NOTICE for conditions of use and distribution. */ +/* SPDX-License-Identifier: GPL-2.0-only */ /* All the global variables are defined together in this one module, so that they are easy to find. */ @@ -89,6 +91,7 @@ uschar *redis_servers = NULL; #endif #ifdef LOOKUP_SQLITE +uschar *sqlite_dbfile = NULL; int sqlite_lock_timeout = 5; #endif @@ -112,15 +115,17 @@ tls_support tls_out = { uschar *dsn_envid = NULL; int dsn_ret = 0; -const pcre *regex_DSN = NULL; +const pcre2_code *regex_DSN = NULL; uschar *dsn_advertise_hosts = NULL; #ifndef DISABLE_TLS BOOL gnutls_compat_mode = FALSE; BOOL gnutls_allow_auto_pkcs11 = FALSE; +uschar *hosts_require_alpn = NULL; uschar *openssl_options = NULL; -const pcre *regex_STARTTLS = NULL; +const pcre2_code *regex_STARTTLS = NULL; uschar *tls_advertise_hosts = US"*"; +uschar *tls_alpn = US"smtp:esmtp"; uschar *tls_certificate = NULL; uschar *tls_crl = NULL; /* This default matches NSS DH_MAX_P_BITS value at current time (2012), because @@ -135,12 +140,14 @@ uschar *tls_ocsp_file = NULL; uschar *tls_privatekey = NULL; BOOL tls_remember_esmtp = FALSE; uschar *tls_require_ciphers = NULL; -# ifdef EXPERIMENTAL_TLS_RESUME +# ifndef DISABLE_TLS_RESUME uschar *tls_resumption_hosts = NULL; # endif uschar *tls_try_verify_hosts = NULL; uschar *tls_verify_certificates= US"system"; uschar *tls_verify_hosts = NULL; +int tls_watch_fd = -1; +time_t tls_watch_trigger_time = (time_t)0; #else /*DISABLE_TLS*/ uschar *tls_advertise_hosts = NULL; #endif @@ -149,11 +156,11 @@ uschar *tls_advertise_hosts = NULL; /* Per Recipient Data Response variables */ BOOL prdr_enable = FALSE; BOOL prdr_requested = FALSE; -const pcre *regex_PRDR = NULL; +const pcre2_code *regex_PRDR = NULL; #endif #ifdef SUPPORT_I18N -const pcre *regex_UTF8 = NULL; +const pcre2_code *regex_UTF8 = NULL; #endif /* Input-reading functions for messages, so we can use special ones for @@ -161,16 +168,18 @@ incoming TCP/IP. The defaults use stdin. We never need these for any stand-alone tests. */ #if !defined(STAND_ALONE) && !defined(MACRO_PREDEF) -int (*lwr_receive_getc)(unsigned) = stdin_getc; +int (*lwr_receive_getc)(unsigned) = stdin_getc; uschar * (*lwr_receive_getbuf)(unsigned *) = NULL; -int (*lwr_receive_ungetc)(int) = stdin_ungetc; -int (*receive_getc)(unsigned) = stdin_getc; -uschar * (*receive_getbuf)(unsigned *) = NULL; -void (*receive_get_cache)(void)= NULL; -int (*receive_ungetc)(int) = stdin_ungetc; -int (*receive_feof)(void) = stdin_feof; -int (*receive_ferror)(void) = stdin_ferror; -BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */ +int (*lwr_receive_ungetc)(int) = stdin_ungetc; +BOOL (*lwr_receive_hasc)(void) = stdin_hasc; + +int (*receive_getc)(unsigned) = stdin_getc; +uschar * (*receive_getbuf)(unsigned *) = NULL; +void (*receive_get_cache)(unsigned) = NULL; +BOOL (*receive_hasc)(void) = stdin_hasc; +int (*receive_ungetc)(int) = stdin_ungetc; +int (*receive_feof)(void) = stdin_feof; +int (*receive_ferror)(void) = stdin_ferror; #endif @@ -219,12 +228,14 @@ struct global_flags f = .authentication_local = FALSE, .background_daemon = TRUE, + .bdat_readers_wanted = FALSE, .chunking_offered = FALSE, .config_changed = FALSE, .continue_more = FALSE, .daemon_listen = FALSE, + .daemon_scion = FALSE, .debug_daemon = FALSE, .deliver_firsttime = FALSE, .deliver_force = FALSE, @@ -305,6 +316,7 @@ struct global_flags f = #endif .smtp_in_pipelining_advertised = FALSE, .smtp_in_pipelining_used = FALSE, + .smtp_in_quit = FALSE, .spool_file_wireformat = FALSE, .submission_mode = FALSE, .suppress_local_fixups = FALSE, @@ -380,8 +392,8 @@ BOOL prod_requires_admin = TRUE; BOOL proxy_session = FALSE; #endif -#ifdef EXPERIMENTAL_QUEUE_RAMP -BOOL queue_fast_ramp = FALSE; +#ifndef DISABLE_QUEUE_RAMP +BOOL queue_fast_ramp = TRUE; #endif BOOL queue_list_requires_admin = TRUE; BOOL queue_only = FALSE; @@ -405,10 +417,6 @@ BOOL spf_result_guessed = FALSE; #endif BOOL split_spool_directory = FALSE; BOOL spool_wireformat = FALSE; -#ifdef EXPERIMENTAL_SRS -BOOL srs_usehash = TRUE; -BOOL srs_usetimestamp = TRUE; -#endif BOOL strict_acl_vars = FALSE; BOOL strip_excess_angle_brackets = FALSE; BOOL strip_trailing_dot = FALSE; @@ -541,7 +549,9 @@ address_item address_defaults = { .lc_local_part = NULL, .local_part = NULL, .prefix = NULL, + .prefix_v = NULL, .suffix = NULL, + .suffix_v = NULL, .domain = NULL, .address_retry_key = NULL, .domain_retry_key = NULL, @@ -592,9 +602,6 @@ address_item address_defaults = { .extra_headers = NULL, .remove_headers = NULL, .variables = NULL, -#ifdef EXPERIMENTAL_SRS - .srs_sender = NULL, -#endif .ignore_error = FALSE, #ifdef SUPPORT_I18N .utf8_msg = FALSE, @@ -644,7 +651,8 @@ auth_instance auth_defaults = { uschar *auth_defer_msg = US"reason not recorded"; uschar *auth_defer_user_msg = US""; -uschar *auth_vars[AUTH_VARS]; +const uschar *auth_vars[AUTH_VARS]; +uschar *authenticator_name = NULL; int auto_thaw = 0; #ifdef WITH_CONTENT_SCAN int av_failed = FALSE; /* boolean but accessed as vtype_int*/ @@ -697,11 +705,18 @@ uschar *chunking_advertise_hosts = US"*"; unsigned chunking_datasize = 0; unsigned chunking_data_left = 0; chunking_state_t chunking_state= CHUNKING_NOT_OFFERED; -const pcre *regex_CHUNKING = NULL; +const pcre2_code *regex_CHUNKING = NULL; + +#ifdef EXPERIMENTAL_ESMTP_LIMITS +const pcre2_code *regex_LIMITS = NULL; +#endif uschar *client_authenticator = NULL; uschar *client_authenticated_id = NULL; uschar *client_authenticated_sender = NULL; +#ifndef DISABLE_CLIENT_CMD_LOG +gstring *client_cmd_log = NULL; +#endif int clmacro_count = 0; uschar *clmacros[MAX_CLMACROS]; FILE *config_file = NULL; @@ -725,10 +740,17 @@ uid_t config_uid = 0; int connection_max_messages= -1; uschar *continue_proxy_cipher = NULL; +BOOL continue_proxy_dane = FALSE; +uschar *continue_proxy_sni = NULL; uschar *continue_hostname = NULL; uschar *continue_host_address = NULL; int continue_sequence = 1; uschar *continue_transport = NULL; +#ifdef EXPERIMENTAL_ESMTP_LIMITS +unsigned continue_limit_mail = 0; +unsigned continue_limit_rcpt = 0; +unsigned continue_limit_rcptdom= 0; +#endif uschar *csa_status = NULL; cut_t cutthrough = { @@ -794,9 +816,12 @@ bit_table debug_options[] = { /* must be in alphabetical order and use BIT_TABLE(D, uid), BIT_TABLE(D, verify), }; -int debug_options_count = nelem(debug_options); +int debug_options_count = nelem(debug_options); +uschar debuglog_name[LOG_NAME_SIZE] = {0}; +unsigned debug_pretrigger_bsize = 0; +uschar * debug_pretrigger_buf = NULL; +unsigned int debug_selector = 0; -unsigned int debug_selector = 0; int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 }; uschar *delay_warning_condition= US"${if or {" @@ -822,8 +847,9 @@ uschar *deliver_localpart_data = NULL; uschar *deliver_localpart_orig = NULL; uschar *deliver_localpart_parent = NULL; uschar *deliver_localpart_prefix = NULL; +uschar *deliver_localpart_prefix_v = NULL; uschar *deliver_localpart_suffix = NULL; -uschar *deliver_localpart_verified = NULL; +uschar *deliver_localpart_suffix_v = NULL; uschar *deliver_out_buffer = NULL; int deliver_queue_load_max = -1; address_item *deliver_recipients = NULL; @@ -840,6 +866,7 @@ uschar *dkim_signing_domain = NULL; uschar *dkim_signing_selector = NULL; uschar *dkim_verify_hashes = US"sha256:sha512"; uschar *dkim_verify_keytypes = US"ed25519:rsa"; +uschar *dkim_verify_min_keysizes = US"rsa=1024 ed25519=250"; BOOL dkim_verify_minimal = FALSE; uschar *dkim_verify_overall = NULL; uschar *dkim_verify_signers = US"$dkim_signers"; @@ -874,7 +901,10 @@ uschar *dnslist_text = NULL; uschar *dnslist_value = NULL; tree_node *domainlist_anchor = NULL; int domainlist_count = 0; +const uschar *driver_srcfile = NULL; +int driver_srcline = 0; uschar *dsn_from = US DEFAULT_DSN_FROM; +unsigned int dtrigger_selector = 0; int errno_quota = ERRNO_QUOTA; uschar *errors_copy = NULL; @@ -897,7 +927,7 @@ int expand_level = 0; /* Nesting depth, indent for debug */ int expand_forbid = 0; int expand_nlength[EXPAND_MAXN+1]; int expand_nmax = -1; -uschar *expand_nstring[EXPAND_MAXN+1]; +const uschar *expand_nstring[EXPAND_MAXN+1]; uschar *expand_string_message; uschar *extra_local_interfaces = NULL; @@ -926,7 +956,7 @@ volatile sig_atomic_t had_command_timeout = 0; volatile sig_atomic_t had_command_sigterm = 0; volatile sig_atomic_t had_data_timeout = 0; volatile sig_atomic_t had_data_sigint = 0; -uschar *headers_charset = US HEADERS_CHARSET; +const uschar *headers_charset = US HEADERS_CHARSET; int header_insert_maxlen = 64 * 1024; header_line *header_last = NULL; header_line *header_list = NULL; @@ -969,6 +999,7 @@ uschar *host_reject_connection = NULL; tree_node *hostlist_anchor = NULL; int hostlist_count = 0; uschar *hosts_treat_as_local = NULL; +uschar *hosts_require_helo = US"*"; uschar *hosts_connection_nolog = NULL; int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */ @@ -986,6 +1017,13 @@ uschar *keep_environment = NULL; int keep_malformed = 4*24*60*60; /* 4 days */ uschar *eldap_dn = NULL; +const uschar *letter_digit_hyphen_dot = + US"abcdefghijklmnopqrstuvwxyz" + ".-0123456789" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; +#ifdef EXPERIMENTAL_ESMTP_LIMITS +uschar *limits_advertise_hosts = US"*"; +#endif int load_average = -2; uschar *local_from_prefix = NULL; uschar *local_from_suffix = NULL; @@ -1019,6 +1057,7 @@ int log_default[] = { /* for initializing log_selector */ Li_outgoing_interface, /* see d_log_interface in deliver.c */ Li_msg_id, Li_queue_run, + Li_queue_time_exclusive, Li_rejected_header, Li_retry_defer, Li_sender_verify_fail, @@ -1067,11 +1106,13 @@ bit_table log_options[] = { /* must be in alphabetical order, BIT_TABLE(L, outgoing_port), BIT_TABLE(L, pid), BIT_TABLE(L, pipelining), + BIT_TABLE(L, protocol_detail), #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) BIT_TABLE(L, proxy), #endif BIT_TABLE(L, queue_run), BIT_TABLE(L, queue_time), + BIT_TABLE(L, queue_time_exclusive), BIT_TABLE(L, queue_time_overall), BIT_TABLE(L, receive_time), BIT_TABLE(L, received_recipients), @@ -1127,7 +1168,6 @@ uschar *message_headers = NULL; uschar *message_id; uschar *message_id_domain = NULL; uschar *message_id_text = NULL; -struct timeval message_id_tv = { 0, 0 }; uschar message_id_option[MESSAGE_ID_LENGTH + 3]; uschar *message_id_external; int message_linecount = 0; @@ -1160,6 +1200,7 @@ int mime_part_count = -1; #endif uid_t *never_users = NULL; +uschar *notifier_socket = US"$spool_directory/" NOTIFIER_SOCKET_NAME ; const int on = 1; /* for setsockopt */ const int off = 0; @@ -1172,6 +1213,13 @@ uid_t originator_uid; uschar *override_local_interfaces = NULL; uschar *override_pid_file_path = NULL; +BOOL panic_coredump = FALSE; +pcre2_general_context * pcre_gen_ctx = NULL; +pcre2_compile_context * pcre_gen_cmp_ctx = NULL; +pcre2_match_context * pcre_gen_mtc_ctx = NULL; +pcre2_general_context * pcre_mlc_ctx = NULL; +pcre2_compile_context * pcre_mlc_cmp_ctx = NULL; + uschar *percent_hack_domains = NULL; uschar *pid_file_path = US PID_FILE_PATH "\0<--------------Space to patch pid_file_path->"; @@ -1183,6 +1231,7 @@ uschar *primary_hostname = NULL; uschar *process_info; int process_info_len = 0; uschar *process_log_path = NULL; +const uschar *process_purpose = US"fresh-exec"; #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) uschar *hosts_proxy = NULL; @@ -1190,6 +1239,7 @@ uschar *proxy_external_address = NULL; int proxy_external_port = 0; uschar *proxy_local_address = NULL; int proxy_local_port = 0; +int proxy_protocol_timeout = 3; #endif uschar *prvscheck_address = NULL; @@ -1208,6 +1258,8 @@ int queue_only_load = -1; uschar *queue_run_max = US"5"; pid_t queue_run_pid = (pid_t)0; int queue_run_pipe = -1; +unsigned queue_size = 0; +time_t queue_size_next = 0; uschar *queue_smtp_domains = NULL; uint32_t random_seed = 0; @@ -1253,34 +1305,35 @@ uschar *received_header_text = US int received_headers_max = 30; uschar *received_protocol = NULL; struct timeval received_time = { 0, 0 }; -struct timeval received_time_taken = { 0, 0 }; +struct timeval received_time_complete = { 0, 0 }; uschar *recipient_data = NULL; uschar *recipient_unqualified_hosts = NULL; uschar *recipient_verify_failure = NULL; int recipients_count = 0; recipient_item *recipients_list = NULL; int recipients_list_max = 0; -int recipients_max = 0; -const pcre *regex_AUTH = NULL; -const pcre *regex_check_dns_names = NULL; -const pcre *regex_From = NULL; -const pcre *regex_IGNOREQUOTA = NULL; -const pcre *regex_PIPELINING = NULL; -const pcre *regex_SIZE = NULL; +int recipients_max = 50000; +const pcre2_code *regex_AUTH = NULL; +const pcre2_code *regex_check_dns_names = NULL; +const pcre2_code *regex_From = NULL; +const pcre2_code *regex_IGNOREQUOTA = NULL; +const pcre2_code *regex_PIPELINING = NULL; +const pcre2_code *regex_SIZE = NULL; #ifndef DISABLE_PIPE_CONNECT -const pcre *regex_EARLY_PIPE = NULL; +const pcre2_code *regex_EARLY_PIPE = NULL; #endif -const pcre *regex_ismsgid = NULL; -const pcre *regex_smtp_code = NULL; -uschar *regex_vars[REGEX_VARS]; +int regex_cachesize = 0; +const pcre2_code *regex_ismsgid = NULL; +const pcre2_code *regex_smtp_code = NULL; +const uschar *regex_vars[REGEX_VARS] = { 0 };; #ifdef WHITELIST_D_MACROS -const pcre *regex_whitelisted_macro = NULL; +const pcre2_code *regex_whitelisted_macro = NULL; #endif #ifdef WITH_CONTENT_SCAN uschar *regex_match_string = NULL; #endif int remote_delivery_count = 0; -int remote_max_parallel = 2; +int remote_max_parallel = 4; uschar *remote_sort_domains = NULL; int retry_data_expire = 7*24*60*60; int retry_interval_max = 24*60*60; @@ -1429,12 +1482,13 @@ int smtp_accept_count = 0; int smtp_accept_max = 20; int smtp_accept_max_nonmail= 10; uschar *smtp_accept_max_nonmail_hosts = US"*"; -int smtp_accept_max_per_connection = 1000; +uschar *smtp_accept_max_per_connection = US"1000"; uschar *smtp_accept_max_per_host = NULL; int smtp_accept_queue = 0; int smtp_accept_queue_per_connection = 10; int smtp_accept_reserve = 0; uschar *smtp_active_hostname = NULL; +int smtp_backlog_monitor = 0; uschar *smtp_banner = US"$smtp_active_hostname ESMTP " "Exim $version_number $tod_full" "\0<---------------Space to patch smtp_banner->"; @@ -1447,13 +1501,17 @@ int smtp_connect_backlog = 20; double smtp_delay_mail = 0.0; double smtp_delay_rcpt = 0.0; FILE *smtp_in = NULL; +int smtp_listen_backlog = 0; int smtp_load_reserve = -1; int smtp_mailcmd_count = 0; +int smtp_mailcmd_max = -1; FILE *smtp_out = NULL; uschar *smtp_etrn_command = NULL; int smtp_max_synprot_errors= 3; int smtp_max_unknown_commands = 3; uschar *smtp_notquit_reason = NULL; +unsigned smtp_peer_options = 0; +unsigned smtp_peer_options_wrap= 0; uschar *smtp_ratelimit_hosts = NULL; uschar *smtp_ratelimit_mail = NULL; uschar *smtp_ratelimit_rcpt = NULL; @@ -1469,8 +1527,6 @@ int smtp_rlr_base = 0; double smtp_rlr_factor = 0.0; int smtp_rlr_limit = 0; int smtp_rlr_threshold = INT_MAX; -unsigned smtp_peer_options = 0; -unsigned smtp_peer_options_wrap= 0; #ifdef SUPPORT_I18N uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */ #endif @@ -1489,32 +1545,23 @@ uschar *spf_header_comment = NULL; uschar *spf_received = NULL; uschar *spf_result = NULL; uschar *spf_smtp_comment = NULL; +uschar *spf_smtp_comment_template + /* Used to be: "Please%_see%_http://www.open-spf.org/Why?id=%{S}&ip=%{C}&receiver=%{R}" */ + = US"Please%_see%_http://www.open-spf.org/Why"; + #endif FILE *spool_data_file = NULL; uschar *spool_directory = US SPOOL_DIRECTORY "\0<--------------Space to patch spool_directory->"; -#ifdef EXPERIMENTAL_SRS -uschar *srs_config = NULL; -uschar *srs_db_address = NULL; -uschar *srs_db_key = NULL; -int srs_hashlength = 6; -int srs_hashmin = -1; -int srs_maxage = 31; -uschar *srs_orig_recipient = NULL; -uschar *srs_orig_sender = NULL; -uschar *srs_recipient = NULL; -uschar *srs_secrets = NULL; -uschar *srs_status = NULL; -#endif -#ifdef EXPERIMENTAL_SRS_NATIVE +#ifdef SUPPORT_SRS uschar *srs_recipient = NULL; #endif int string_datestamp_offset= -1; int string_datestamp_length= 0; int string_datestamp_type = -1; -uschar *submission_domain = NULL; -uschar *submission_name = NULL; +const uschar *submission_domain = NULL; +const uschar *submission_name = NULL; int syslog_facility = LOG_MAIL; uschar *syslog_processname = US"exim"; uschar *system_filter = NULL; @@ -1542,60 +1589,16 @@ struct timeval timestamp_startup; transport_instance *transports = NULL; transport_instance transport_defaults = { - .next = NULL, - .name = NULL, - .info = NULL, - .options_block = NULL, - .driver_name = NULL, - .setup = NULL, + /* All non-mentioned elements zero/NULL/FALSE */ .batch_max = 1, - .batch_id = NULL, - .home_dir = NULL, - .current_dir = NULL, - .expand_multi_domain = NULL, .multi_domain = TRUE, - .overrides_hosts = FALSE, .max_addresses = 100, .connection_max_messages = 500, - .deliver_as_creator = FALSE, - .disable_logging = FALSE, - .initgroups = FALSE, - .uid_set = FALSE, - .gid_set = FALSE, .uid = (uid_t)(-1), .gid = (gid_t)(-1), - .expand_uid = NULL, - .expand_gid = NULL, - .warn_message = NULL, - .shadow = NULL, - .shadow_condition = NULL, - .filter_command = NULL, - .add_headers = NULL, - .remove_headers = NULL, - .return_path = NULL, - .debug_string = NULL, - .max_parallel = NULL, - .message_size_limit = NULL, - .headers_rewrite = NULL, - .rewrite_rules = NULL, - .rewrite_existflags = 0, .filter_timeout = 300, - .body_only = FALSE, - .delivery_date_add = FALSE, - .envelope_to_add = FALSE, - .headers_only = FALSE, - .rcpt_include_affixes = FALSE, - .return_path_add = FALSE, - .return_output = FALSE, - .return_fail_output = FALSE, - .log_output = FALSE, - .log_fail_output = FALSE, - .log_defer_output = FALSE, .retry_use_local_part = TRUE_UNSET, /* retry_use_local_part: BOOL, but set neither 1 nor 0 so can detect unset */ -#ifndef DISABLE_EVENT - .event_action = NULL -#endif }; int transport_count; @@ -1646,7 +1649,7 @@ uschar *uucp_from_sender = US"$1"; uschar *verify_mode = NULL; uschar *version_copyright = US"Copyright (c) University of Cambridge, 1995 - 2018\n" - "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018"; + "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2022"; uschar *version_date = US"?"; uschar *version_cnumber = US"????"; uschar *version_string = US"?";