X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/9883af7240d3c25b7a8a859c9e8482caacd5f1aa..97cfe3942f67200f77f6ae9b302409075e4e5792:/src/src/globals.h diff --git a/src/src/globals.h b/src/src/globals.h index a0c1977a2..41705fb4b 100644 --- a/src/src/globals.h +++ b/src/src/globals.h @@ -3,6 +3,7 @@ *************************************************/ /* Copyright (c) University of Cambridge 1995 - 2018 */ +/* Copyright (c) The Exim Maintainers 2020 */ /* See the file NOTICE for conditions of use and distribution. */ /* Almost all the global variables are defined together in this one header, so @@ -68,6 +69,7 @@ extern uschar *redis_servers; /* List of servers and connect info */ #endif #ifdef LOOKUP_SQLITE +extern uschar *sqlite_dbfile; /* Filname for database */ extern int sqlite_lock_timeout; /* Internal lock waiting timeout */ #endif @@ -89,13 +91,15 @@ typedef struct { #endif uschar *cipher; /* Cipher used */ const uschar *cipher_stdname; /* Cipher used, RFC version */ - + const uschar *ver; /* TLS version */ + BOOL on_connect; /* For older MTAs that don't STARTTLS */ uschar *on_connect_ports; /* Ports always tls-on-connect */ void *ourcert; /* Certificate we presented, binary */ void *peercert; /* Certificate of peer, binary */ uschar *peerdn; /* DN from peer */ uschar *sni; /* Server Name Indication */ + uschar *channelbinding; /* b64'd data identifying channel, for authenticators */ enum { OCSP_NOT_REQ=0, /* not requested */ OCSP_NOT_RESP, /* no response to request */ @@ -103,17 +107,23 @@ typedef struct { OCSP_FAILED, /* verify failed */ OCSP_VFIED /* verified */ } ocsp; /* Stapled OCSP status */ +#ifndef DISABLE_TLS_RESUME + unsigned resumption; /* Session resumption */ + BOOL host_resumable:1; + BOOL ticket_received:1; +#endif + BOOL verify_override:1; /* certificate_verified only due to tls_try_verify_hosts */ + BOOL ext_master_secret:1; /* extended-master-secret was used */ } tls_support; extern tls_support tls_in; extern tls_support tls_out; -#ifdef SUPPORT_TLS +#ifndef DISABLE_TLS extern BOOL gnutls_compat_mode; /* Less security, more compatibility */ extern BOOL gnutls_allow_auto_pkcs11; /* Let GnuTLS autoload PKCS11 modules */ extern uschar *openssl_options; /* OpenSSL compatibility options */ extern const pcre *regex_STARTTLS; /* For recognizing STARTTLS settings */ extern uschar *tls_certificate; /* Certificate file */ -extern uschar *tls_channelbinding_b64; /* string of base64 channel binding */ extern uschar *tls_crl; /* CRL File */ extern int tls_dh_max_bits; /* don't accept higher lib suggestions */ extern uschar *tls_dhparam; /* DH param file */ @@ -124,9 +134,14 @@ extern uschar *tls_ocsp_file; /* OCSP stapling proof file */ extern uschar *tls_privatekey; /* Private key file */ extern BOOL tls_remember_esmtp; /* For YAEB */ extern uschar *tls_require_ciphers; /* So some can be avoided */ +# ifndef DISABLE_TLS_RESUME +extern uschar *tls_resumption_hosts; /* TLS session resumption */ +# endif extern uschar *tls_try_verify_hosts; /* Optional client verification */ extern uschar *tls_verify_certificates;/* Path for certificates to check */ extern uschar *tls_verify_hosts; /* Mandatory client verification */ +extern int tls_watch_fd; /* for inotify of creds files */ +extern time_t tls_watch_trigger_time; /* non-0: triggered */ #endif extern uschar *tls_advertise_hosts; /* host for which TLS is advertised */ @@ -189,8 +204,9 @@ extern struct global_flags { BOOL disable_logging :1; /* Disables log writing when TRUE */ #ifndef DISABLE_DKIM BOOL dkim_disable_verify :1; /* Set via ACL control statement. When set, DKIM verification is disabled for the current message */ + BOOL dkim_init_done :1; /* lazy-init status */ #endif -#ifdef EXPERIMENTAL_DMARC +#ifdef SUPPORT_DMARC BOOL dmarc_has_been_checked :1; /* Global variable to check if test has been called yet */ BOOL dmarc_disable_verify :1; /* Set via ACL control statement. When set, DMARC verification is disabled for the current message */ BOOL dmarc_enable_forensic :1; /* Set via ACL control statement. When set, DMARC forensic reports are enabled for the current message */ @@ -248,13 +264,14 @@ extern struct global_flags { BOOL sender_name_forced :1; /* Set by -F */ BOOL sender_set_untrusted :1; /* Sender set by untrusted caller */ BOOL smtp_authenticated :1; /* Sending client has authenticated */ -#ifdef EXPERIMENTAL_PIPE_CONNECT +#ifndef DISABLE_PIPE_CONNECT BOOL smtp_in_early_pipe_advertised :1; /* server advertised PIPE_CONNECT */ BOOL smtp_in_early_pipe_no_auth :1; /* too many authenticator names */ BOOL smtp_in_early_pipe_used :1; /* client did send early data */ #endif BOOL smtp_in_pipelining_advertised :1; /* server advertised PIPELINING */ BOOL smtp_in_pipelining_used :1; /* server noted client using PIPELINING */ + BOOL smtp_in_quit :1; /* server noted QUIT command */ BOOL spool_file_wireformat :1; /* current -D file has CRLF rather than NL */ BOOL submission_mode :1; /* Can be forced from ACL */ BOOL suppress_local_fixups :1; /* Can be forced from ACL */ @@ -262,6 +279,8 @@ extern struct global_flags { BOOL synchronous_delivery :1; /* TRUE if -odi is set */ BOOL system_filtering :1; /* TRUE when running system filter */ + BOOL taint_check_slow :1; /* malloc/mmap are not returning distinct ranges */ + BOOL testsuite_delays :1; /* interprocess sequencing delays, under testsuite */ BOOL tcp_fastopen_ok :1; /* appears to be supported by kernel */ BOOL tcp_in_fastopen :1; /* conn usefully used fastopen */ BOOL tcp_in_fastopen_data :1; /* fastopen carried data */ @@ -329,7 +348,7 @@ extern gid_t *admin_groups; /* List of admin groups */ extern BOOL allow_domain_literals; /* As it says */ extern BOOL allow_mx_to_ip; /* Allow MX records to -> ip address */ #ifdef EXPERIMENTAL_ARC -struct arc_set *arc_received; /* highest ARC instance evaluation struct */ +extern struct arc_set *arc_received; /* highest ARC instance evaluation struct */ extern int arc_received_instance; /* highest ARC instance number in headers */ extern int arc_oldest_pass; /* lowest passing instance number in headers */ extern const uschar *arc_state; /* verification state */ @@ -409,6 +428,8 @@ extern uschar *config_main_filename; /* File name actually used */ extern uschar *config_main_directory; /* Directory where the main config file was found */ extern uid_t config_uid; /* Additional owner */ extern uschar *continue_proxy_cipher; /* TLS cipher for proxied continued delivery */ +extern BOOL continue_proxy_dane; /* proxied conn is DANE */ +extern uschar *continue_proxy_sni; /* proxied conn SNI */ extern uschar *continue_hostname; /* Host for continued delivery */ extern uschar *continue_host_address; /* IP address for ditto */ extern int continue_sequence; /* Sequence num for continued delivery */ @@ -433,6 +454,7 @@ typedef struct { } cut_t; extern cut_t cutthrough; /* Deliver-concurrently */ +extern int daemon_notifier_fd; /* Unix socket for notifications */ extern uschar *daemon_smtp_port; /* Can be a list of ports */ extern int daemon_startup_retries; /* Number of times to retry */ extern int daemon_startup_sleep; /* Sleep between retries */ @@ -471,11 +493,13 @@ extern int deliver_host_port; /* Address for remote delivery filter */ extern uschar *deliver_in_buffer; /* Buffer for copying file */ extern ino_t deliver_inode; /* Inode for appendfile */ extern uschar *deliver_localpart; /* The local part for delivery */ -extern uschar *deliver_localpart_data; /* From local part lookup */ +extern uschar *deliver_localpart_data; /* From local part lookup (de-tainted) */ extern uschar *deliver_localpart_orig; /* The original local part for delivery */ extern uschar *deliver_localpart_parent; /* The parent local part for delivery */ extern uschar *deliver_localpart_prefix; /* The stripped prefix, if any */ +extern uschar *deliver_localpart_prefix_v; /* The stripped-prefix variable portion, if any */ extern uschar *deliver_localpart_suffix; /* The stripped suffix, if any */ +extern uschar *deliver_localpart_suffix_v; /* The stripped-suffix variable portion, if any */ extern uschar *deliver_out_buffer; /* Buffer for copying file */ extern int deliver_queue_load_max; /* Different value for queue running */ extern address_item *deliver_recipients; /* Current set of addresses */ @@ -494,12 +518,16 @@ extern void *dkim_signatures; /* Actually a (pdkim_signature *) but mos extern uschar *dkim_signers; /* Expansion variable, holds colon-separated list of domains and identities that have signed a message */ extern uschar *dkim_signing_domain; /* Expansion variable, domain used for signing a message. */ extern uschar *dkim_signing_selector; /* Expansion variable, selector used for signing a message. */ +extern uschar *dkim_verify_hashes; /* Preference order for signatures */ +extern uschar *dkim_verify_keytypes; /* Preference order for signatures */ +extern uschar *dkim_verify_min_keysizes; /* list of minimum key sizes, keyed by algo */ +extern BOOL dkim_verify_minimal; /* Shortcircuit signture verification */ extern uschar *dkim_verify_overall; /* First successful domain verified, or null */ extern uschar *dkim_verify_signers; /* Colon-separated list of domains for each of which we call the DKIM ACL */ extern uschar *dkim_verify_status; /* result for this signature */ extern uschar *dkim_verify_reason; /* result for this signature */ #endif -#ifdef EXPERIMENTAL_DMARC +#ifdef SUPPORT_DMARC extern uschar *dmarc_domain_policy; /* Expansion for declared policy of used domain */ extern uschar *dmarc_forensic_sender; /* Set sender address for forensic reports */ extern uschar *dmarc_history_file; /* Expansion variable, file to store dmarc results */ @@ -520,6 +548,7 @@ extern int dns_dane_ok; /* Ok to use DANE when checking TLS authe extern int dns_retrans; /* Retransmission time setting */ extern int dns_retry; /* Number of retries */ extern int dns_dnssec_ok; /* When constructing DNS query, set DO flag */ +extern const uschar * dns_rc_names[]; /* Mostly for debug output */ extern uschar *dns_trust_aa; /* DNSSEC trust AA as AD */ extern int dns_use_edns0; /* Coerce EDNS0 support on/off in resolver. */ extern uschar *dnslist_domain; /* DNS (black) list domain */ @@ -714,8 +743,7 @@ extern int mime_part_count; extern BOOL mua_wrapper; /* TRUE when Exim is wrapping an MUA */ extern uid_t *never_users; /* List of uids never to be used */ -#ifdef WITH_CONTENT_SCAN -#endif +extern uschar *notifier_socket; /* Name for daemon notifier unix-socket */ extern const int on; /* For setsockopt */ extern const int off; @@ -737,7 +765,7 @@ extern uschar *override_pid_file_path; /* Value of -oP argument */ extern uschar *percent_hack_domains; /* Local domains for which '% operates */ extern uschar *pid_file_path; /* For writing daemon pids */ -#ifdef EXPERIMENTAL_PIPE_CONNECT +#ifndef DISABLE_PIPE_CONNECT extern uschar *pipe_connect_advertise_hosts; /* for banner/EHLO pipelining */ #endif extern uschar *pipelining_advertise_hosts; /* As it says */ @@ -748,9 +776,10 @@ extern BOOL prdr_requested; /* Connecting mail server wants PRDR */ extern BOOL preserve_message_logs; /* Save msglog files */ extern uschar *primary_hostname; /* Primary name of this computer */ extern BOOL print_topbitchars; /* Topbit chars are printing chars */ -extern uschar process_info[]; /* For SIGUSR1 output */ +extern uschar *process_info; /* For SIGUSR1 output */ extern int process_info_len; extern uschar *process_log_path; /* Alternate path */ +extern const uschar *process_purpose; /* for debug output */ extern BOOL prod_requires_admin; /* TRUE if prodding requires admin */ #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) @@ -759,6 +788,7 @@ extern uschar *proxy_external_address; /* IP of remote interface of proxy */ extern int proxy_external_port; /* Port on remote interface of proxy */ extern uschar *proxy_local_address; /* IP of local interface of proxy */ extern int proxy_local_port; /* Port on local interface of proxy */ +extern int proxy_protocol_timeout; /* Timeout for proxy negotiation */ extern BOOL proxy_session; /* TRUE if receiving mail from valid proxy */ #endif @@ -769,12 +799,16 @@ extern uschar *prvscheck_result; /* Set during prvscheck expansion item */ extern const uschar *qualify_domain_recipient; /* Domain to qualify recipients with */ extern uschar *qualify_domain_sender; /* Domain to qualify senders with */ extern uschar *queue_domains; /* Queue these domains */ +#ifndef DISABLE_QUEUE_RAMP +extern BOOL queue_fast_ramp; /* 2-phase queue-run overlap */ +#endif extern BOOL queue_list_requires_admin; /* TRUE if -bp requires admin */ /* immediate children */ extern pid_t queue_run_pid; /* PID of the queue running process or 0 */ extern int queue_run_pipe; /* Pipe for synchronizing */ extern int queue_interval; /* Queue running interval */ extern uschar *queue_name; /* Name of queue, if nondefault spooling */ +extern uschar *queue_name_dest; /* Destination queue, for moving messages */ extern BOOL queue_only; /* TRUE to disable immediate delivery */ extern int queue_only_load; /* Max load before auto-queue */ extern BOOL queue_only_load_latch; /* Latch queue_only_load TRUE */ @@ -782,6 +816,8 @@ extern uschar *queue_only_file; /* Queue if file exists/not-exists */ extern BOOL queue_only_override; /* Allow override from command line */ extern BOOL queue_run_in_order; /* As opposed to random */ extern uschar *queue_run_max; /* Max queue runners */ +extern unsigned queue_size; /* items in queue */ +extern time_t queue_size_next; /* next time to evaluate queue_size */ extern uschar *queue_smtp_domains; /* Ditto, for these domains */ extern unsigned int random_seed; /* Seed for random numbers */ @@ -792,6 +828,7 @@ extern uschar *raw_active_hostname; /* Pre-expansion */ extern uschar *raw_sender; /* Before rewriting */ extern uschar **raw_recipients; /* Before rewriting */ extern int raw_recipients_count; +extern const uschar * rc_names[]; /* Mostly for debug output */ extern int rcpt_count; /* Count of RCPT commands in a message */ extern int rcpt_fail_count; /* Those that got 5xx */ extern int rcpt_defer_count; /* Those that got 4xx */ @@ -819,7 +856,7 @@ extern const pcre *regex_CHUNKING; /* For recognizing CHUNKING (RFC 3030) */ extern const pcre *regex_IGNOREQUOTA; /* For recognizing IGNOREQUOTA (LMTP) */ extern const pcre *regex_PIPELINING; /* For recognizing PIPELINING */ extern const pcre *regex_SIZE; /* For recognizing SIZE settings */ -#ifdef EXPERIMENTAL_PIPE_CONNECT +#ifndef DISABLE_PIPE_CONNECT extern const pcre *regex_EARLY_PIPE; /* For recognizing PIPE_CONNCT */ #endif extern const pcre *regex_ismsgid; /* Compiled r.e. for message it */ @@ -850,6 +887,7 @@ extern router_info routers_available[];/* Vector of available routers */ extern router_instance *routers; /* Chain of instantiated routers */ extern router_instance router_defaults;/* Default values */ extern uschar *router_name; /* Name of router last started */ +extern tree_node *router_var; /* Variables set by router */ extern ip_address_item *running_interfaces; /* Host's running interfaces */ extern uschar *running_status; /* Flag string for testing */ extern int runrc; /* rc from ${run} */ @@ -912,6 +950,7 @@ extern int smtp_load_reserve; /* Only from reserved if load > this */ extern int smtp_mailcmd_count; /* Count of MAIL commands */ extern int smtp_max_synprot_errors;/* Max syntax/protocol errors */ extern int smtp_max_unknown_commands; /* As it says */ +extern uschar *smtp_names[]; /* decode for command codes */ extern uschar *smtp_notquit_reason; /* Global for disconnect reason */ extern FILE *smtp_out; /* Incoming SMTP output file */ extern uschar *smtp_ratelimit_hosts; /* Rate limit these hosts */ @@ -951,12 +990,14 @@ extern uschar *spf_received; /* Received-SPF: header */ extern uschar *spf_result; /* spf result in string form */ extern BOOL spf_result_guessed; /* spf result is of best-guess operation */ extern uschar *spf_smtp_comment; /* spf comment to include in SMTP reply */ +extern uschar *spf_smtp_comment_template; + /* template to construct the spf comment by libspf2 */ #endif extern BOOL split_spool_directory; /* TRUE to use multiple subdirs */ extern FILE *spool_data_file; /* handle for -D file */ extern uschar *spool_directory; /* Name of spool directory */ extern BOOL spool_wireformat; /* can write wireformat -D files */ -#ifdef EXPERIMENTAL_SRS +#ifdef EXPERIMENTAL_SRS_ALT extern uschar *srs_config; /* SRS config secret:max age:hash length:use timestamp:use hash */ extern uschar *srs_db_address; /* SRS db address */ extern uschar *srs_db_key; /* SRS db key */ @@ -971,14 +1012,17 @@ extern uschar *srs_status; /* SRS staus */ extern BOOL srs_usehash; /* SRS use hash flag */ extern BOOL srs_usetimestamp; /* SRS use timestamp flag */ #endif +#ifdef SUPPORT_SRS +extern uschar *srs_recipient; /* SRS recipient */ +#endif extern BOOL strict_acl_vars; /* ACL variables have to be set before being used */ extern int string_datestamp_offset;/* After insertion by string_format */ extern int string_datestamp_length;/* After insertion by string_format */ extern int string_datestamp_type; /* After insertion by string_format */ extern BOOL strip_excess_angle_brackets; /* Surrounding route-addrs */ extern BOOL strip_trailing_dot; /* Remove dots at ends of domains */ -extern uschar *submission_domain; /* Domain for submission mode */ -extern uschar *submission_name; /* User name set from ACL */ +extern const uschar *submission_domain;/* Domain for submission mode */ +extern const uschar *submission_name; /* User name set from ACL */ extern BOOL syslog_duplication; /* FALSE => no duplicate logging */ extern int syslog_facility; /* As defined by Syslog.h */ extern BOOL syslog_pid; /* TRUE if PID on syslogs */ @@ -1005,6 +1049,9 @@ extern uschar *tcp_wrappers_daemon_name; /* tcpwrappers daemon lookup name */ extern int test_harness_load_avg; /* For use when testing */ extern int thismessage_size_limit; /* Limit for this message */ extern int timeout_frozen_after; /* Max time to keep frozen messages */ +#ifdef MEASURE_TIMING +extern struct timeval timestamp_startup; /* For development measurements */ +#endif extern uschar *transport_name; /* Name of transport last started */ extern int transport_count; /* Count of bytes transported */