X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/89b1a5980cf39a0f34186a4c91c3b316c7b2f831..5800e3234f2594639d82e5063d9c522c6a881d25:/src/src/readconf.c diff --git a/src/src/readconf.c b/src/src/readconf.c index e3c9ed72d..dc43d30f5 100644 --- a/src/src/readconf.c +++ b/src/src/readconf.c @@ -3,7 +3,7 @@ *************************************************/ /* Copyright (c) University of Cambridge 1995 - 2018 */ -/* Copyright (c) The Exim Maintainers 2020 */ +/* Copyright (c) The Exim Maintainers 2020 - 2021 */ /* See the file NOTICE for conditions of use and distribution. */ /* Functions for reading the configuration file, and for displaying @@ -181,6 +181,10 @@ static optionlist optionlist_config[] = { #ifdef SUPPORT_PROXY { "hosts_proxy", opt_stringptr, {&hosts_proxy} }, #endif +#ifndef DISABLE_TLS + { "hosts_require_alpn", opt_stringptr, {&hosts_require_alpn} }, +#endif + { "hosts_require_helo", opt_stringptr, {&hosts_require_helo} }, { "hosts_treat_as_local", opt_stringptr, {&hosts_treat_as_local} }, #ifdef LOOKUP_IBASE { "ibase_servers", opt_stringptr, {&ibase_servers} }, @@ -200,6 +204,9 @@ static optionlist optionlist_config[] = { { "ldap_require_cert", opt_stringptr, {&eldap_require_cert} }, { "ldap_start_tls", opt_bool, {&eldap_start_tls} }, { "ldap_version", opt_int, {&eldap_version} }, +#endif +#ifdef EXPERIMENTAL_ESMTP_LIMITS + { "limits_advertise_hosts", opt_stringptr, {&limits_advertise_hosts} }, #endif { "local_from_check", opt_bool, {&local_from_check} }, { "local_from_prefix", opt_stringptr, {&local_from_prefix} }, @@ -259,6 +266,9 @@ static optionlist optionlist_config[] = { { "print_topbitchars", opt_bool, {&print_topbitchars} }, { "process_log_path", opt_stringptr, {&process_log_path} }, { "prod_requires_admin", opt_bool, {&prod_requires_admin} }, +#ifdef SUPPORT_PROXY + { "proxy_protocol_timeout", opt_time, {&proxy_protocol_timeout} }, +#endif { "qualify_domain", opt_stringptr, {&qualify_domain_sender} }, { "qualify_recipient", opt_stringptr, {&qualify_domain_recipient} }, { "queue_domains", opt_stringptr, {&queue_domains} }, @@ -297,12 +307,13 @@ static optionlist optionlist_config[] = { { "smtp_accept_max", opt_int, {&smtp_accept_max} }, { "smtp_accept_max_nonmail", opt_int, {&smtp_accept_max_nonmail} }, { "smtp_accept_max_nonmail_hosts", opt_stringptr, {&smtp_accept_max_nonmail_hosts} }, - { "smtp_accept_max_per_connection", opt_int, {&smtp_accept_max_per_connection} }, + { "smtp_accept_max_per_connection", opt_stringptr, {&smtp_accept_max_per_connection} }, { "smtp_accept_max_per_host", opt_stringptr, {&smtp_accept_max_per_host} }, { "smtp_accept_queue", opt_int, {&smtp_accept_queue} }, { "smtp_accept_queue_per_connection", opt_int, {&smtp_accept_queue_per_connection} }, { "smtp_accept_reserve", opt_int, {&smtp_accept_reserve} }, { "smtp_active_hostname", opt_stringptr, {&raw_active_hostname} }, + { "smtp_backlog_monitor", opt_int, {&smtp_backlog_monitor} }, { "smtp_banner", opt_stringptr, {&smtp_banner} }, { "smtp_check_spool_space", opt_bool, {&smtp_check_spool_space} }, { "smtp_connect_backlog", opt_int, {&smtp_connect_backlog} }, @@ -334,15 +345,6 @@ static optionlist optionlist_config[] = { #ifdef LOOKUP_SQLITE { "sqlite_dbfile", opt_stringptr, {&sqlite_dbfile} }, { "sqlite_lock_timeout", opt_int, {&sqlite_lock_timeout} }, -#endif -#ifdef EXPERIMENTAL_SRS_ALT - { "srs_config", opt_stringptr, {&srs_config} }, - { "srs_hashlength", opt_int, {&srs_hashlength} }, - { "srs_hashmin", opt_int, {&srs_hashmin} }, - { "srs_maxage", opt_int, {&srs_maxage} }, - { "srs_secrets", opt_stringptr, {&srs_secrets} }, - { "srs_usehash", opt_bool, {&srs_usehash} }, - { "srs_usetimestamp", opt_bool, {&srs_usetimestamp} }, #endif { "strict_acl_vars", opt_bool, {&strict_acl_vars} }, { "strip_excess_angle_brackets", opt_bool, {&strip_excess_angle_brackets} }, @@ -367,6 +369,7 @@ static optionlist optionlist_config[] = { { "timezone", opt_stringptr, {&timezone_string} }, { "tls_advertise_hosts", opt_stringptr, {&tls_advertise_hosts} }, #ifndef DISABLE_TLS + { "tls_alpn", opt_stringptr, {&tls_alpn} }, { "tls_certificate", opt_stringptr, {&tls_certificate} }, { "tls_crl", opt_stringptr, {&tls_crl} }, { "tls_dh_max_bits", opt_int, {&tls_dh_max_bits} }, @@ -416,7 +419,7 @@ options_from_list(optionlist_config, nelem(optionlist_config), US"MAIN", NULL); void options_auths(void) { -uschar buf[64]; +uschar buf[EXIM_DRIVERNAME_MAX]; options_from_list(optionlist_auths, optionlist_auths_size, US"AUTHENTICATORS", NULL); @@ -433,7 +436,7 @@ for (struct auth_info * ai = auths_available; ai->driver_name[0]; ai++) void options_logging(void) { -uschar buf[64]; +uschar buf[EXIM_DRIVERNAME_MAX]; for (bit_table * bp = log_options; bp < log_options + log_options_count; bp++) { @@ -643,7 +646,7 @@ Args: macro_item * macro_create(const uschar * name, const uschar * val, BOOL command_line) { -macro_item * m = store_get(sizeof(macro_item), FALSE); +macro_item * m = store_get(sizeof(macro_item), GET_UNTAINTED); READCONF_DEBUG fprintf(stderr, "%s: '%s' '%s'\n", __FUNCTION__, name, val); m->next = NULL; @@ -678,7 +681,7 @@ Returns: FALSE iff fatal error BOOL macro_read_assignment(uschar *s) { -uschar name[64]; +uschar name[EXIM_DRIVERNAME_MAX]; int namelen = 0; BOOL redef = FALSE; macro_item *m; @@ -1073,7 +1076,7 @@ for (;;) if (config_lines) save_config_position(config_filename, config_lineno); - save = store_get(sizeof(config_file_item), FALSE); + save = store_get(sizeof(config_file_item), GET_UNTAINTED); save->next = config_file_stack; config_file_stack = save; save->file = config_file; @@ -1172,15 +1175,25 @@ uschar * readconf_readname(uschar *name, int len, uschar *s) { int p = 0; +BOOL broken = FALSE; if (isalpha(Uskip_whitespace(&s))) while (isalnum(*s) || *s == '_') { if (p < len-1) name[p++] = *s; + else { + broken = TRUE; + break; + } s++; } name[p] = 0; +if (broken) { + log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, + "exim item name too long (>%d), unable to use \"%s\" (truncated)", + len, name); +} Uskip_whitespace(&s); return s; } @@ -1305,7 +1318,7 @@ Returns: pointer to an option entry, or NULL if not found */ static optionlist * -find_option(uschar *name, optionlist *ol, int last) +find_option(const uschar *name, optionlist *ol, int last) { int first = 0; while (last > first) @@ -1344,10 +1357,10 @@ Returns: a pointer to the boolean flag. */ static BOOL * -get_set_flag(uschar *name, optionlist *oltop, int last, void *data_block) +get_set_flag(const uschar *name, optionlist *oltop, int last, void *data_block) { optionlist *ol; -uschar name2[64]; +uschar name2[EXIM_DRIVERNAME_MAX]; sprintf(CS name2, "*set_%.50s", name); if (!(ol = find_option(name2, oltop, last))) log_write(0, LOG_MAIN|LOG_PANIC_DIE, @@ -1412,7 +1425,7 @@ Returns: the control block for the parsed rule. static rewrite_rule * readconf_one_rewrite(const uschar *p, int *existflags, BOOL isglobal) { -rewrite_rule *next = store_get(sizeof(rewrite_rule), FALSE); +rewrite_rule * next = store_get(sizeof(rewrite_rule), GET_UNTAINTED); next->next = NULL; next->key = string_dequote(&p); @@ -1546,7 +1559,7 @@ if (flags & opt_fn_print) { if (flags & opt_fn_print_label) printf("%s = ", name); printf("%s\n", smtp_receive_timeout_s - ? string_printing2(smtp_receive_timeout_s, FALSE) + ? string_printing2(smtp_receive_timeout_s, SP_TAB) : readconf_printtime(smtp_receive_timeout)); } else if (*str == '$') @@ -1620,8 +1633,8 @@ uschar *inttype = US""; uschar *sptr; uschar *s = buffer; uschar **str_target; -uschar name[64]; -uschar name2[64]; +uschar name[EXIM_DRIVERNAME_MAX]; +uschar name2[EXIM_DRIVERNAME_MAX]; /* There may be leading spaces; thereafter, we expect an option name starting with a letter. */ @@ -1845,6 +1858,7 @@ switch (type) flagptr = (int *)ol3->v.value; } + /* This will trap if sptr is tainted. Not sure if that can happen */ while ((p = string_nextinlist(CUSS &sptr, &sep, big_buffer, BIG_BUFFER_SIZE))) { rewrite_rule *next = readconf_one_rewrite(p, flagptr, FALSE); @@ -1989,6 +2003,7 @@ switch (type) while (count-- > 1) { int sep = 0; + /* If p is tainted we trap. Not sure that can happen */ (void)string_nextinlist(&p, &sep, big_buffer, BIG_BUFFER_SIZE); if (!route_finduser(big_buffer, NULL, &uid)) log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "user %s was not found", @@ -2030,6 +2045,7 @@ switch (type) while (count-- > 1) { int sep = 0; + /* If p is tainted we trap. Not sure that can happen */ (void)string_nextinlist(&p, &sep, big_buffer, BIG_BUFFER_SIZE); if (!route_findgroup(big_buffer, &gid)) log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "group %s was not found", @@ -2080,7 +2096,7 @@ switch (type) case opt_bool_set: if (*s != 0) { - s = readconf_readname(name2, 64, s); + s = readconf_readname(name2, EXIM_DRIVERNAME_MAX, s); if (strcmpic(name2, US"true") == 0 || strcmpic(name2, US"yes") == 0) boolvalue = TRUE; else if (strcmpic(name2, US"false") == 0 || strcmpic(name2, US"no") == 0) @@ -2417,7 +2433,7 @@ Returns: boolean success */ static BOOL -print_ol(optionlist *ol, uschar *name, void *options_block, +print_ol(optionlist *ol, const uschar *name, void *options_block, optionlist *oltop, int last, BOOL no_labels) { struct passwd *pw; @@ -2427,7 +2443,7 @@ void *value; uid_t *uidlist; gid_t *gidlist; uschar *s; -uschar name2[64]; +uschar name2[EXIM_DRIVERNAME_MAX]; if (!ol) { @@ -2463,7 +2479,7 @@ switch(ol->type & opt_mask) case opt_rewrite: /* Show the text value */ s = *(USS value); if (!no_labels) printf("%s = ", name); - printf("%s\n", s ? string_printing2(s, FALSE) : US""); + printf("%s\n", s ? string_printing2(s, SP_TAB) : US""); break; case opt_int: @@ -2727,7 +2743,7 @@ Returns: Boolean success */ BOOL -readconf_print(uschar *name, uschar *type, BOOL no_labels) +readconf_print(const uschar *name, uschar *type, BOOL no_labels) { BOOL names_only = FALSE; optionlist *ol2 = NULL; @@ -2866,7 +2882,7 @@ if (!type) else return print_ol(find_option(name, - optionlist_config, nelem(optionlist_config)), + optionlist_config, nelem(optionlist_config)), name, NULL, optionlist_config, nelem(optionlist_config), no_labels); } @@ -2987,7 +3003,7 @@ read_named_list(tree_node **anchorp, int *numberp, int max, uschar *s, BOOL forcecache = FALSE; uschar *ss; tree_node *t; -namedlist_block * nb = store_get(sizeof(namedlist_block), FALSE); +namedlist_block * nb = store_get_perm(sizeof(namedlist_block), FALSE); if (Ustrncmp(s, "_cache", 6) == 0) { @@ -3005,7 +3021,7 @@ if (*numberp >= max) Uskip_whitespace(&s); ss = s; while (isalnum(*s) || *s == '_') s++; -t = store_get(sizeof(tree_node) + s-ss, is_tainted(ss)); +t = store_get(sizeof(tree_node) + s-ss, ss); Ustrncpy(t->name, ss, s-ss); t->name[s-ss] = 0; Uskip_whitespace(&s); @@ -3112,60 +3128,60 @@ const uschar *list = config_main_filelist; /* Loop through the possible file names */ +/* Should never be a tainted list */ while((filename = string_nextinlist(&list, &sep, big_buffer, big_buffer_size))) { /* Cut out all the fancy processing unless specifically wanted */ - #if defined(CONFIGURE_FILE_USE_NODE) || defined(CONFIGURE_FILE_USE_EUID) +#if defined(CONFIGURE_FILE_USE_NODE) || defined(CONFIGURE_FILE_USE_EUID) uschar *suffix = filename + Ustrlen(filename); /* Try for the node-specific file if a node name exists */ - #ifdef CONFIGURE_FILE_USE_NODE +# ifdef CONFIGURE_FILE_USE_NODE struct utsname uts; if (uname(&uts) >= 0) { - #ifdef CONFIGURE_FILE_USE_EUID +# ifdef CONFIGURE_FILE_USE_EUID sprintf(CS suffix, ".%ld.%.256s", (long int)original_euid, uts.nodename); - config_file = Ufopen(filename, "rb"); - if (config_file == NULL) - #endif /* CONFIGURE_FILE_USE_EUID */ + if (!(config_file = Ufopen(filename, "rb"))) +# endif /* CONFIGURE_FILE_USE_EUID */ { sprintf(CS suffix, ".%.256s", uts.nodename); config_file = Ufopen(filename, "rb"); } } - #endif /* CONFIGURE_FILE_USE_NODE */ +# endif /* CONFIGURE_FILE_USE_NODE */ /* Otherwise, try the generic name, possibly with the euid added */ - #ifdef CONFIGURE_FILE_USE_EUID - if (config_file == NULL) +# ifdef CONFIGURE_FILE_USE_EUID + if (!config_file) { sprintf(CS suffix, ".%ld", (long int)original_euid); config_file = Ufopen(filename, "rb"); } - #endif /* CONFIGURE_FILE_USE_EUID */ +# endif /* CONFIGURE_FILE_USE_EUID */ /* Finally, try the unadorned name */ - if (config_file == NULL) + if (!config_file) { *suffix = 0; config_file = Ufopen(filename, "rb"); } - #else /* if neither defined */ +#else /* if neither defined */ /* This is the common case when the fancy processing is not included. */ config_file = Ufopen(filename, "rb"); - #endif +#endif /* If the file does not exist, continue to try any others. For any other error, break out (and die). */ - if (config_file != NULL || errno != ENOENT) break; + if (config_file || errno != ENOENT) break; } /* On success, save the name for verification; config_filename is used when @@ -3188,39 +3204,37 @@ if (config_file) config_main_directory = last_slash == filename ? US"/" : string_copyn(filename, last_slash - filename); else { - /* relative configuration file name: working dir + / + basename(filename) */ + /* relative configuration file name: working dir + / + basename(filename) */ - uschar buf[PATH_MAX]; - gstring * g; + uschar buf[PATH_MAX]; + gstring * g; - if (os_getcwd(buf, PATH_MAX) == NULL) - { - perror("exim: getcwd"); - exit(EXIT_FAILURE); - } - g = string_cat(NULL, buf); + if (os_getcwd(buf, PATH_MAX) == NULL) + { + perror("exim: getcwd"); + exit(EXIT_FAILURE); + } + g = string_cat(NULL, buf); - /* If the dir does not end with a "/", append one */ - if (g->s[g->ptr-1] != '/') - g = string_catn(g, US"/", 1); + /* If the dir does not end with a "/", append one */ + if (g->s[g->ptr-1] != '/') + g = string_catn(g, US"/", 1); - /* If the config file contains a "/", extract the directory part */ - if (last_slash) - g = string_catn(g, filename, last_slash - filename); + /* If the config file contains a "/", extract the directory part */ + if (last_slash) + g = string_catn(g, filename, last_slash - filename); - config_main_directory = string_from_gstring(g); + config_main_directory = string_from_gstring(g); } config_directory = config_main_directory; } else - { if (!filename) log_write(0, LOG_MAIN|LOG_PANIC_DIE, "non-existent configuration file(s): " "%s", config_main_filelist); else log_write(0, LOG_MAIN|LOG_PANIC_DIE, "%s", string_open_failed("configuration file %s", filename)); - } /* Now, once we found and opened our configuration file, we change the directory to a safe place. Later we change to $spool_directory. */ @@ -3240,19 +3254,19 @@ if (f.trusted_config && Ustrcmp(filename, US"/dev/null")) log_write(0, LOG_MAIN|LOG_PANIC_DIE, "failed to stat configuration file %s", big_buffer); - if ((statbuf.st_uid != root_uid /* owner not root */ - #ifdef CONFIGURE_OWNER - && statbuf.st_uid != config_uid /* owner not the special one */ - #endif - ) || /* or */ - (statbuf.st_gid != root_gid /* group not root & */ - #ifdef CONFIGURE_GROUP - && statbuf.st_gid != config_gid /* group not the special one */ - #endif - && (statbuf.st_mode & 020) != 0) || /* group writeable */ - /* or */ - ((statbuf.st_mode & 2) != 0)) /* world writeable */ - + if ( statbuf.st_uid != root_uid /* owner not root */ +#ifdef CONFIGURE_OWNER + && statbuf.st_uid != config_uid /* owner not the special one */ +#endif + || /* or */ + statbuf.st_gid != root_gid /* group not root & */ +#ifdef CONFIGURE_GROUP + && statbuf.st_gid != config_gid /* group not the special one */ +#endif + && (statbuf.st_mode & 020) != 0 /* group writeable */ + || /* or */ + (statbuf.st_mode & 2) != 0 /* world writeable */ + ) log_write(0, LOG_MAIN|LOG_PANIC_DIE, "Exim configuration file %s has the " "wrong owner, group, or mode", big_buffer); @@ -3265,7 +3279,7 @@ if (f.trusted_config && Ustrcmp(filename, US"/dev/null")) if (statbuf.st_size > 8192) { rmark r = store_mark(); - void * dummy = store_get((int)statbuf.st_size, FALSE); + void * dummy = store_get((int)statbuf.st_size, GET_UNTAINTED); store_reset(r); } } @@ -3299,11 +3313,11 @@ while ((s = get_config_line())) read_named_list(&hostlist_anchor, &hostlist_count, MAX_NAMED_LIST, t+8, US"host list", hide); - else if (Ustrncmp(t, US"addresslist", 11) == 0) + else if (Ustrncmp(t, "addresslist", 11) == 0) read_named_list(&addresslist_anchor, &addresslist_count, MAX_NAMED_LIST, t+11, US"address list", hide); - else if (Ustrncmp(t, US"localpartlist", 13) == 0) + else if (Ustrncmp(t, "localpartlist", 13) == 0) read_named_list(&localpartlist_anchor, &localpartlist_count, MAX_NAMED_LIST, t+13, US"local part list", hide); @@ -3322,7 +3336,7 @@ if (local_sender_retain && local_from_check) /* If the timezone string is empty, set it to NULL, implying no TZ variable wanted. */ -if (timezone_string != NULL && *timezone_string == 0) timezone_string = NULL; +if (timezone_string && !*timezone_string) timezone_string = NULL; /* The max retry interval must not be greater than 24 hours. */ @@ -3343,10 +3357,11 @@ but if that yields an unqualified value, make a FQDN by using gethostbyname to canonize it. Some people like upper case letters in their host names, so we don't force the case. */ -if (primary_hostname == NULL) +if (!primary_hostname) { - const uschar *hostname; + const uschar * hostname; struct utsname uts; + if (uname(&uts) < 0) log_write(0, LOG_MAIN|LOG_PANIC_DIE, "uname() failed to yield host name"); hostname = US uts.nodename; @@ -3356,33 +3371,29 @@ if (primary_hostname == NULL) int af = AF_INET; struct hostent *hostdata; - #if HAVE_IPV6 - if (!disable_ipv6 && (dns_ipv4_lookup == NULL || - match_isinlist(hostname, CUSS &dns_ipv4_lookup, 0, NULL, NULL, +#if HAVE_IPV6 + if ( !disable_ipv6 + && ( !dns_ipv4_lookup + || match_isinlist(hostname, CUSS &dns_ipv4_lookup, 0, NULL, NULL, MCL_DOMAIN, TRUE, NULL) != OK)) af = AF_INET6; - #else - af = AF_INET; - #endif +#endif for (;;) { - #if HAVE_IPV6 - #if HAVE_GETIPNODEBYNAME +#if HAVE_IPV6 +# if HAVE_GETIPNODEBYNAME int error_num; hostdata = getipnodebyname(CS hostname, af, 0, &error_num); #else hostdata = gethostbyname2(CS hostname, af); - #endif - #else +# endif +#else hostdata = gethostbyname(CS hostname); - #endif +#endif - if (hostdata != NULL) - { - hostname = US hostdata->h_name; - break; - } + if (hostdata) + { hostname = US hostdata->h_name; break; } if (af == AF_INET) break; af = AF_INET; @@ -3425,6 +3436,7 @@ if (*log_file_path) "\"%s\": %s", log_file_path, expand_string_message); ss = s; + /* should never be a tainted list */ while ((sss = string_nextinlist(&ss, &sep, big_buffer, big_buffer_size))) { uschar *t; @@ -3469,7 +3481,7 @@ if (syslog_facility_str) /* Expand pid_file_path */ -if (*pid_file_path != 0) +if (*pid_file_path) { if (!(s = expand_string(pid_file_path))) log_write(0, LOG_MAIN|LOG_PANIC_DIE, "failed to expand pid_file_path " @@ -3479,7 +3491,7 @@ if (*pid_file_path != 0) /* Set default value of process_log_path */ -if (!process_log_path || *process_log_path =='\0') +if (!process_log_path || !*process_log_path) process_log_path = string_sprintf("%s/exim-process.info", spool_directory); /* Compile the regex for matching a UUCP-style "From_" line in an incoming @@ -3531,7 +3543,7 @@ if (errors_reply_to) log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "error in errors_reply_to (%s): %s", errors_reply_to, errmess); - if (domain == 0) + if (!domain) log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "errors_reply_to (%s) does not contain a domain", errors_reply_to); } @@ -3539,8 +3551,7 @@ if (errors_reply_to) /* If smtp_accept_queue or smtp_accept_max_per_host is set, then smtp_accept_max must also be set. */ -if (smtp_accept_max == 0 && - (smtp_accept_queue > 0 || smtp_accept_max_per_host != NULL)) +if (smtp_accept_max == 0 && (smtp_accept_queue > 0 || smtp_accept_max_per_host)) log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "smtp_accept_max must be set if smtp_accept_queue or " "smtp_accept_max_per_host is set"); @@ -3561,7 +3572,7 @@ if (host_number_string) host_number_string, expand_string_message); n = Ustrtol(s, &end, 0); while (isspace(*end)) end++; - if (*end != 0) + if (*end) log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "localhost_number value is not a number: %s", s); if (n > LOCALHOST_MAX) @@ -3638,7 +3649,7 @@ for (driver_info * dd = drivers_available; dd->driver_name[0] != 0; { int len = dd->options_len; d->info = dd; - d->options_block = store_get(len, FALSE); + d->options_block = store_get_perm(len, FALSE); memcpy(d->options_block, dd->options_block, len); for (int i = 0; i < *(dd->options_count); i++) dd->options[i].type &= ~opt_set; @@ -3654,6 +3665,16 @@ return NULL; /* never obeyed */ +static void +driver_init_fini(driver_instance * d, const uschar * class) +{ +if (!d->driver_name) + log_write(0, LOG_PANIC_DIE|LOG_CONFIG, + "no driver defined for %s \"%s\"", class, d->name); +(d->info->init)(d); +} + + /************************************************* * Initialize driver list * *************************************************/ @@ -3698,7 +3719,7 @@ uschar *buffer; while ((buffer = get_config_line())) { - uschar name[64]; + uschar name[EXIM_DRIVERNAME_MAX]; uschar *s; /* Read the first name on the line and test for the start of a new driver. A @@ -3714,11 +3735,8 @@ while ((buffer = get_config_line())) { if (d) { - if (!d->driver_name) - log_write(0, LOG_PANIC_DIE|LOG_CONFIG, - "no driver defined for %s \"%s\"", class, d->name); /* s is using big_buffer, so this call had better not */ - (d->info->init)(d); + driver_init_fini(d, class); d = NULL; } if (!macro_read_assignment(buffer)) exim_exit(EXIT_FAILURE); @@ -3734,12 +3752,7 @@ while ((buffer = get_config_line())) /* Finish off initializing the previous driver. */ if (d) - { - if (!d->driver_name) - log_write(0, LOG_PANIC_DIE|LOG_CONFIG, - "no driver defined for %s \"%s\"", class, d->name); - (d->info->init)(d); - } + driver_init_fini(d, class); /* Check that we haven't already got a driver of this name */ @@ -3751,11 +3764,13 @@ while ((buffer = get_config_line())) /* Set up a new driver instance data block on the chain, with its default values installed. */ - d = store_get(instance_size, FALSE); + d = store_get_perm(instance_size, FALSE); memcpy(d, instance_default, instance_size); *p = d; p = &d->next; d->name = string_copy(name); + d->srcfile = config_filename; + d->srcline = config_lineno; /* Clear out the "set" bits in the generic options */ @@ -3803,12 +3818,7 @@ while ((buffer = get_config_line())) /* Run the initialization function for the final driver. */ if (d) - { - if (!d->driver_name) - log_write(0, LOG_PANIC_DIE|LOG_CONFIG, - "no driver defined for %s \"%s\"", class, d->name); - (d->info->init)(d); - } + driver_init_fini(d, class); } @@ -4048,7 +4058,7 @@ while ((p = get_config_line())) const uschar *pp; uschar *error; - next = store_get(sizeof(retry_config), FALSE); + next = store_get(sizeof(retry_config), GET_UNTAINTED); next->next = NULL; *chain = next; chain = &(next->next); @@ -4092,7 +4102,7 @@ while ((p = get_config_line())) while (*p) { - retry_rule *rule = store_get(sizeof(retry_rule), FALSE); + retry_rule * rule = store_get(sizeof(retry_rule), GET_UNTAINTED); *rchain = rule; rchain = &(rule->next); rule->next = NULL; @@ -4170,11 +4180,12 @@ for (auth_instance * au = auths; au; au = au->next) for (auth_instance * bu = au->next; bu; bu = bu->next) if (strcmpic(au->public_name, bu->public_name) == 0) - if ((au->client && bu->client) || (au->server && bu->server)) + if ( au->client && bu->client + || au->server && bu->server) log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "two %s authenticators " "(%s and %s) have the same public name (%s)", - au->client ? US"client" : US"server", au->name, bu->name, - au->public_name); + au->client && bu->client ? US"client" : US"server", + au->name, bu->name, au->public_name); #ifndef DISABLE_PIPE_CONNECT nauths++; #endif @@ -4185,6 +4196,18 @@ f.smtp_in_early_pipe_no_auth = nauths > 16; } +/* For error messages, a string describing the config location associated +with current processing. NULL if we are not in an authenticator. */ + +uschar * +authenticator_current_name(void) +{ +if (!authenticator_name) return NULL; +return string_sprintf(" (authenticator %s, %s %d)", authenticator_name, driver_srcfile, driver_srcline); +} + + + /************************************************* @@ -4226,7 +4249,7 @@ acl_line = get_config_line(); while(acl_line) { - uschar name[64]; + uschar name[EXIM_DRIVERNAME_MAX]; tree_node *node; uschar *error; @@ -4241,7 +4264,7 @@ while(acl_line) if (*p != ':' || name[0] == 0) log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "missing or malformed ACL name"); - node = store_get(sizeof(tree_node) + Ustrlen(name), is_tainted(name)); + node = store_get_perm(sizeof(tree_node) + Ustrlen(name), name); Ustrcpy(node->name, name); if (!tree_insertnode(&acl_anchor, node)) log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, @@ -4386,7 +4409,7 @@ save_config_line(const uschar* line) static config_line_item *current; config_line_item *next; -next = (config_line_item*) store_get(sizeof(config_line_item), FALSE); +next = (config_line_item*) store_get(sizeof(config_line_item), GET_UNTAINTED); next->line = string_copy(line); next->next = NULL; @@ -4403,25 +4426,28 @@ print_config(BOOL admin, BOOL terse) { const int TS = terse ? 0 : 2; int indent = 0; +rmark r = NULL; -for (config_line_item * i = config_lines; i; i = i->next) +for (const config_line_item * i = config_lines; i; i = i->next) { - uschar *current; - uschar *p; + uschar * current, * p; + + if (r) store_reset(r); + r = store_mark(); /* skip over to the first non-space */ - for (current = i->line; *current && isspace(*current); ++current) + for (current = string_copy(i->line); *current && isspace(*current); ++current) ; - if (*current == '\0') + if (!*current) continue; /* Collapse runs of spaces. We stop this if we encounter one of the - * following characters: "'$, as this may indicate careful formatting */ - for (p = current; *p; ++p) + following characters: "'$, as this may indicate careful formatting */ + + for (p = current; *p; p++) if (isspace(*p)) { uschar *next; - if (!isspace(*p)) continue; if (*p != ' ') *p = ' '; for (next = p; isspace(*next); ++next) @@ -4475,6 +4501,7 @@ for (config_line_item * i = config_lines; i; i = i->next) /* rest is public */ printf("%*s%s\n", indent, "", current); } +if (r) store_reset(r); } #endif /*!MACRO_PREDEF*/