int cleanup_map11_external(CLEANUP_STATE *state, VSTRING *addr,
MAPS *maps, int propagate)
{
int count;
int expand_to_self;
ARGV *new_addr;
char *saved_addr;
int did_rewrite = 0;
/*
* Produce sensible output even in the face of a recoverable error. This
* simplifies error recovery considerably because we can do delayed error
* checking in one place, instead of having error handling code all over
* the place.
*/
for (count = 0; count < MAX_RECURSION; count++) {
if ((new_addr = mail_addr_map(maps, STR(addr), propagate)) != 0) {
if (new_addr->argc > 1)
msg_warn("%s: multi-valued %s entry for %s",
state->queue_id, maps->title, STR(addr));
saved_addr = mystrdup(STR(addr));
did_rewrite |= strcmp(new_addr->argv[0], STR(addr));
vstring_strcpy(addr, new_addr->argv[0]);
expand_to_self = !strcasecmp_utf8(saved_addr, STR(addr));
myfree(saved_addr);
argv_free(new_addr);
if (expand_to_self)
return (did_rewrite);
} else if (maps->error != 0) {
msg_warn("%s: %s map lookup problem for %s -- "
"message not accepted, try again later",
state->queue_id, maps->title, STR(addr));
state->errs |= CLEANUP_STAT_WRITE;
return (did_rewrite);
} else {
return (did_rewrite);
}
}
msg_warn("%s: unreasonable %s map nesting for %s -- "
"message not accepted, try again later",
state->queue_id, maps->title, STR(addr));
return (did_rewrite);
}
char *split_addr_internal(char *localpart, const char *delimiter_set)
{
ssize_t len;
/*
* Don't split these, regardless of what the delimiter is.
*/
if (strcasecmp(localpart, MAIL_ADDR_POSTMASTER) == 0)
return (0);
if (strcasecmp(localpart, MAIL_ADDR_MAIL_DAEMON) == 0)
return (0);
if (strcasecmp_utf8(localpart, var_double_bounce_sender) == 0)
return (0);
/*
* Backwards compatibility: don't split owner-foo or foo-request.
*/
if (strchr(delimiter_set, '-') != 0 && var_ownreq_special != 0) {
if (strncasecmp(localpart, "owner-", 6) == 0)
return (0);
if ((len = strlen(localpart) - 8) > 0
&& strcasecmp(localpart + len, "-request") == 0)
return (0);
}
/*
* Safe to split this address. Do not split the address if the result
* would have a null localpart.
*/
if ((len = strcspn(localpart, delimiter_set)) == 0 || localpart[len] == 0) {
return (0);
} else {
localpart[len] = 0;
return (localpart + len + 1);
}
}
const char *valid_verify_sender_addr(const char *their_addr)
{
static VSTRING *time_indep_sender_buf; /* sender without time stamp */
ssize_t base_len;
unsigned long my_epoch;
unsigned long their_epoch;
char *my_at_domain;
char *their_at_domain;
char *cp;
/*
* The null address is always time-independent.
*/
if (*var_verify_sender == 0 || strcmp(var_verify_sender, "<>") == 0)
return (*their_addr ? 0 : "");
/*
* One-time initialization. Generate the time-independent address that we
* will return if the match is successful. This address is also used as a
* matching template.
*/
if (time_indep_sender_buf == 0) {
time_indep_sender_buf = vstring_alloc(10);
vstring_strcpy(time_indep_sender_buf, var_verify_sender);
rewrite_clnt_internal(MAIL_ATTR_RWR_LOCAL, STR(time_indep_sender_buf),
time_indep_sender_buf);
}
/*
* Check the time-independent sender localpart.
*/
if ((my_at_domain = strchr(STR(time_indep_sender_buf), '@')) != 0)
base_len = my_at_domain - STR(time_indep_sender_buf);
else
base_len = LEN(time_indep_sender_buf);
if (strncasecmp_utf8(STR(time_indep_sender_buf), their_addr, base_len) != 0)
return (0); /* sender localpart mis-match */
/*
* Check the time-independent domain.
*/
if ((their_at_domain = strchr(their_addr, '@')) == 0 && my_at_domain != 0)
return (0); /* sender domain mis-match */
if (their_at_domain != 0
&& (my_at_domain == 0
|| strcasecmp_utf8(their_at_domain, my_at_domain) != 0))
return (0); /* sender domain mis-match */
/*
* Check the time-dependent portion.
*/
if (var_verify_sender_ttl > 0) {
their_epoch = safe_strtoul(their_addr + base_len, &cp, VERIFY_BASE);
if ((*cp != '@' && *cp != 0)
|| (their_epoch == ULONG_MAX && errno == ERANGE))
return (0); /* malformed time stamp */
my_epoch = VERIFY_SENDER_ADDR_EPOCH();
if (their_epoch < my_epoch - 1 || their_epoch > my_epoch + 1)
return (0); /* outside time window */
}
/*
* No time-dependent portion.
*/
else {
if (their_addr[base_len] != '@' && their_addr[base_len] != 0)
return (0); /* garbage after sender base */
}
return (STR(time_indep_sender_buf));
}
const char *mail_addr_find_opt(MAPS *path, const char *address, char **extp,
int in_form, int query_form,
int out_form, int strategy)
{
const char *myname = "mail_addr_find";
VSTRING *ext_addr_buf = 0;
VSTRING *int_addr_buf = 0;
const char *int_addr;
static VSTRING *int_result = 0;
const char *result;
char *ratsign = 0;
char *int_full_key;
char *int_bare_key;
char *saved_ext;
int rc = 0;
/*
* Optionally convert the address from external form.
*/
if (in_form == MA_FORM_EXTERNAL) {
int_addr_buf = vstring_alloc(100);
unquote_822_local(int_addr_buf, address);
int_addr = STR(int_addr_buf);
} else {
int_addr = address;
}
if (query_form == MA_FORM_EXTERNAL_FIRST
|| query_form == MA_FORM_EXTERNAL)
ext_addr_buf = vstring_alloc(100);
/*
* Initialize.
*/
int_full_key = mystrdup(int_addr);
if (*var_rcpt_delim == 0 || (strategy & MA_FIND_NOEXT) == 0) {
int_bare_key = saved_ext = 0;
} else {
/* XXX This could be done after user+foo@domain fails. */
int_bare_key =
strip_addr_internal(int_full_key, &saved_ext, var_rcpt_delim);
}
/*
* Try user+foo@domain and user@domain.
*/
if ((strategy & MA_FIND_FULL) != 0) {
result = find_addr(path, int_full_key, FULL, WITH_DOMAIN,
query_form, ext_addr_buf);
} else {
result = 0;
path->error = 0;
}
if (result == 0 && path->error == 0 && int_bare_key != 0
&& (result = find_addr(path, int_bare_key, PARTIAL, WITH_DOMAIN,
query_form, ext_addr_buf)) != 0
&& extp != 0) {
*extp = saved_ext;
saved_ext = 0;
}
/*
* Try user+foo if the domain matches user+foo@$myorigin,
* user+foo@$mydestination or user+foo@[${proxy,inet}_interfaces]. Then
* try with +foo stripped off.
*/
if (result == 0 && path->error == 0
&& (ratsign = strrchr(int_full_key, '@')) != 0
&& (strategy & (MA_FIND_LOCALPART_IF_LOCAL
| MA_FIND_LOCALPART_AT_IF_LOCAL)) != 0) {
if (strcasecmp_utf8(ratsign + 1, var_myorigin) == 0
|| (rc = resolve_local(ratsign + 1)) > 0) {
if ((strategy & MA_FIND_LOCALPART_IF_LOCAL) != 0)
result = find_local(path, ratsign, 0, int_full_key,
int_bare_key, query_form, extp, &saved_ext,
ext_addr_buf);
if (result == 0 && path->error == 0
&& (strategy & MA_FIND_LOCALPART_AT_IF_LOCAL) != 0)
result = find_local(path, ratsign, 1, int_full_key,
int_bare_key, query_form, extp, &saved_ext,
ext_addr_buf);
} else if (rc < 0)
path->error = rc;
}
/*
* Try @domain.
*/
if (result == 0 && path->error == 0 && ratsign != 0
&& (strategy & MA_FIND_AT_DOMAIN) != 0)
result = maps_find(path, ratsign, PARTIAL);
/*
* Try domain (optionally, subdomains).
*/
if (result == 0 && path->error == 0 && ratsign != 0
&& (strategy & MA_FIND_DOMAIN) != 0) {
const char *name;
const char *next;
if ((strategy & MA_FIND_PDMS) && (strategy & MA_FIND_PDDMDS))
msg_warn("mail_addr_find_opt: do not specify both "
"MA_FIND_PDMS and MA_FIND_PDDMDS");
for (name = ratsign + 1; *name != 0; name = next) {
if ((result = maps_find(path, name, PARTIAL)) != 0
|| path->error != 0
|| (strategy & (MA_FIND_PDMS | MA_FIND_PDDMDS)) == 0
|| (next = strchr(name + 1, '.')) == 0)
break;
if ((strategy & MA_FIND_PDDMDS) == 0)
next++;
}
}
/*
* Try localpart@ even if the domain is not local.
*/
if ((strategy & MA_FIND_LOCALPART_AT) != 0 \
&&result == 0 && path->error == 0)
result = find_local(path, ratsign, 1, int_full_key,
int_bare_key, query_form, extp, &saved_ext,
ext_addr_buf);
/*
* Optionally convert the result to internal form. The lookup result is
* supposed to be one external-form email address.
*/
if (result != 0 && out_form == MA_FORM_INTERNAL) {
if (int_result == 0)
int_result = vstring_alloc(100);
unquote_822_local(int_result, result);
result = STR(int_result);
}
/*
* Clean up.
*/
if (msg_verbose)
msg_info("%s: %s -> %s", myname, address,
result ? result :
path->error ? "(try again)" :
"(not found)");
myfree(int_full_key);
if (int_bare_key)
myfree(int_bare_key);
if (saved_ext)
myfree(saved_ext);
if (int_addr_buf)
vstring_free(int_addr_buf);
if (ext_addr_buf)
vstring_free(ext_addr_buf);
return (result);
}
void mail_params_init()
{
static const CONFIG_INT_TABLE first_int_defaults[] = {
VAR_COMPAT_LEVEL, DEF_COMPAT_LEVEL, &var_compat_level, 0, 0,
0,
};
static const CONFIG_STR_TABLE first_str_defaults[] = {
/* $mail_version may appear in other parameters. */
VAR_MAIL_VERSION, DEF_MAIL_VERSION, &var_mail_version, 1, 0,
VAR_SYSLOG_FACILITY, DEF_SYSLOG_FACILITY, &var_syslog_facility, 1, 0,
VAR_INET_PROTOCOLS, DEF_INET_PROTOCOLS, &var_inet_protocols, 0, 0,
VAR_MULTI_CONF_DIRS, DEF_MULTI_CONF_DIRS, &var_multi_conf_dirs, 0, 0,
/* multi_instance_wrapper may have dependencies but not dependents. */
VAR_MULTI_GROUP, DEF_MULTI_GROUP, &var_multi_group, 0, 0,
VAR_MULTI_NAME, DEF_MULTI_NAME, &var_multi_name, 0, 0,
0,
};
static const CONFIG_BOOL_TABLE first_bool_defaults[] = {
/* read and process the following before opening tables. */
VAR_DAEMON_OPEN_FATAL, DEF_DAEMON_OPEN_FATAL, &var_daemon_open_fatal,
VAR_DNS_NCACHE_TTL_FIX, DEF_DNS_NCACHE_TTL_FIX, &var_dns_ncache_ttl_fix,
0,
};
static const CONFIG_NBOOL_TABLE first_nbool_defaults[] = {
/* read and process the following before opening tables. */
VAR_SMTPUTF8_ENABLE, DEF_SMTPUTF8_ENABLE, &var_smtputf8_enable,
VAR_IDNA2003_COMPAT, DEF_IDNA2003_COMPAT, &var_idna2003_compat,
0,
};
static const CONFIG_STR_FN_TABLE function_str_defaults[] = {
VAR_MYHOSTNAME, check_myhostname, &var_myhostname, 1, 0,
VAR_MYDOMAIN, check_mydomainname, &var_mydomain, 1, 0,
0,
};
static const CONFIG_STR_TABLE other_str_defaults[] = {
VAR_MAIL_NAME, DEF_MAIL_NAME, &var_mail_name, 1, 0,
VAR_SYSLOG_NAME, DEF_SYSLOG_NAME, &var_syslog_name, 1, 0,
VAR_MAIL_OWNER, DEF_MAIL_OWNER, &var_mail_owner, 1, 0,
VAR_SGID_GROUP, DEF_SGID_GROUP, &var_sgid_group, 1, 0,
VAR_MYDEST, DEF_MYDEST, &var_mydest, 0, 0,
VAR_MYORIGIN, DEF_MYORIGIN, &var_myorigin, 1, 0,
VAR_RELAYHOST, DEF_RELAYHOST, &var_relayhost, 0, 0,
VAR_DAEMON_DIR, DEF_DAEMON_DIR, &var_daemon_dir, 1, 0,
VAR_DATA_DIR, DEF_DATA_DIR, &var_data_dir, 1, 0,
VAR_COMMAND_DIR, DEF_COMMAND_DIR, &var_command_dir, 1, 0,
VAR_META_DIR, DEF_META_DIR, &var_meta_dir, 1, 0,
VAR_QUEUE_DIR, DEF_QUEUE_DIR, &var_queue_dir, 1, 0,
VAR_SHLIB_DIR, DEF_SHLIB_DIR, &var_shlib_dir, 1, 0,
VAR_PID_DIR, DEF_PID_DIR, &var_pid_dir, 1, 0,
VAR_INET_INTERFACES, DEF_INET_INTERFACES, &var_inet_interfaces, 0, 0,
VAR_PROXY_INTERFACES, DEF_PROXY_INTERFACES, &var_proxy_interfaces, 0, 0,
VAR_DOUBLE_BOUNCE, DEF_DOUBLE_BOUNCE, &var_double_bounce_sender, 1, 0,
VAR_DEFAULT_PRIVS, DEF_DEFAULT_PRIVS, &var_default_privs, 1, 0,
VAR_ALIAS_DB_MAP, DEF_ALIAS_DB_MAP, &var_alias_db_map, 0, 0,
VAR_MAIL_RELEASE, DEF_MAIL_RELEASE, &var_mail_release, 1, 0,
VAR_DB_TYPE, DEF_DB_TYPE, &var_db_type, 1, 0,
VAR_HASH_QUEUE_NAMES, DEF_HASH_QUEUE_NAMES, &var_hash_queue_names, 1, 0,
VAR_RCPT_DELIM, DEF_RCPT_DELIM, &var_rcpt_delim, 0, 0,
VAR_RELAY_DOMAINS, DEF_RELAY_DOMAINS, &var_relay_domains, 0, 0,
VAR_FFLUSH_DOMAINS, DEF_FFLUSH_DOMAINS, &var_fflush_domains, 0, 0,
VAR_EXPORT_ENVIRON, DEF_EXPORT_ENVIRON, &var_export_environ, 0, 0,
VAR_IMPORT_ENVIRON, DEF_IMPORT_ENVIRON, &var_import_environ, 0, 0,
VAR_MYNETWORKS_STYLE, DEF_MYNETWORKS_STYLE, &var_mynetworks_style, 1, 0,
VAR_DEBUG_PEER_LIST, DEF_DEBUG_PEER_LIST, &var_debug_peer_list, 0, 0,
VAR_VERP_DELIMS, DEF_VERP_DELIMS, &var_verp_delims, 2, 2,
VAR_VERP_FILTER, DEF_VERP_FILTER, &var_verp_filter, 1, 0,
VAR_PAR_DOM_MATCH, DEF_PAR_DOM_MATCH, &var_par_dom_match, 0, 0,
VAR_CONFIG_DIRS, DEF_CONFIG_DIRS, &var_config_dirs, 0, 0,
VAR_BOUNCE_SERVICE, DEF_BOUNCE_SERVICE, &var_bounce_service, 1, 0,
VAR_CLEANUP_SERVICE, DEF_CLEANUP_SERVICE, &var_cleanup_service, 1, 0,
VAR_DEFER_SERVICE, DEF_DEFER_SERVICE, &var_defer_service, 1, 0,
VAR_PICKUP_SERVICE, DEF_PICKUP_SERVICE, &var_pickup_service, 1, 0,
VAR_QUEUE_SERVICE, DEF_QUEUE_SERVICE, &var_queue_service, 1, 0,
VAR_REWRITE_SERVICE, DEF_REWRITE_SERVICE, &var_rewrite_service, 1, 0,
VAR_SHOWQ_SERVICE, DEF_SHOWQ_SERVICE, &var_showq_service, 1, 0,
VAR_ERROR_SERVICE, DEF_ERROR_SERVICE, &var_error_service, 1, 0,
VAR_FLUSH_SERVICE, DEF_FLUSH_SERVICE, &var_flush_service, 1, 0,
VAR_VERIFY_SERVICE, DEF_VERIFY_SERVICE, &var_verify_service, 1, 0,
VAR_TRACE_SERVICE, DEF_TRACE_SERVICE, &var_trace_service, 1, 0,
VAR_PROXYMAP_SERVICE, DEF_PROXYMAP_SERVICE, &var_proxymap_service, 1, 0,
VAR_PROXYWRITE_SERVICE, DEF_PROXYWRITE_SERVICE, &var_proxywrite_service, 1, 0,
VAR_INT_FILT_CLASSES, DEF_INT_FILT_CLASSES, &var_int_filt_classes, 0, 0,
/* multi_instance_wrapper may have dependencies but not dependents. */
VAR_MULTI_WRAPPER, DEF_MULTI_WRAPPER, &var_multi_wrapper, 0, 0,
VAR_DSN_FILTER, DEF_DSN_FILTER, &var_dsn_filter, 0, 0,
VAR_SMTPUTF8_AUTOCLASS, DEF_SMTPUTF8_AUTOCLASS, &var_smtputf8_autoclass, 1, 0,
VAR_DROP_HDRS, DEF_DROP_HDRS, &var_drop_hdrs, 0, 0,
0,
};
static const CONFIG_STR_FN_TABLE function_str_defaults_2[] = {
VAR_MYNETWORKS, mynetworks, &var_mynetworks, 0, 0,
0,
};
static const CONFIG_INT_TABLE other_int_defaults[] = {
VAR_PROC_LIMIT, DEF_PROC_LIMIT, &var_proc_limit, 1, 0,
VAR_MAX_USE, DEF_MAX_USE, &var_use_limit, 1, 0,
VAR_DONT_REMOVE, DEF_DONT_REMOVE, &var_dont_remove, 0, 0,
VAR_LINE_LIMIT, DEF_LINE_LIMIT, &var_line_limit, 512, 0,
VAR_HASH_QUEUE_DEPTH, DEF_HASH_QUEUE_DEPTH, &var_hash_queue_depth, 1, 0,
VAR_FORK_TRIES, DEF_FORK_TRIES, &var_fork_tries, 1, 0,
VAR_FLOCK_TRIES, DEF_FLOCK_TRIES, &var_flock_tries, 1, 0,
VAR_DEBUG_PEER_LEVEL, DEF_DEBUG_PEER_LEVEL, &var_debug_peer_level, 1, 0,
VAR_FAULT_INJ_CODE, DEF_FAULT_INJ_CODE, &var_fault_inj_code, 0, 0,
VAR_DB_CREATE_BUF, DEF_DB_CREATE_BUF, &var_db_create_buf, 1, 0,
VAR_DB_READ_BUF, DEF_DB_READ_BUF, &var_db_read_buf, 1, 0,
VAR_HEADER_LIMIT, DEF_HEADER_LIMIT, &var_header_limit, 1, 0,
VAR_TOKEN_LIMIT, DEF_TOKEN_LIMIT, &var_token_limit, 1, 0,
VAR_MIME_MAXDEPTH, DEF_MIME_MAXDEPTH, &var_mime_maxdepth, 1, 0,
VAR_MIME_BOUND_LEN, DEF_MIME_BOUND_LEN, &var_mime_bound_len, 1, 0,
VAR_DELAY_MAX_RES, DEF_DELAY_MAX_RES, &var_delay_max_res, MIN_DELAY_MAX_RES, MAX_DELAY_MAX_RES,
VAR_INET_WINDOW, DEF_INET_WINDOW, &var_inet_windowsize, 0, 0,
0,
};
static const CONFIG_LONG_TABLE long_defaults[] = {
VAR_MESSAGE_LIMIT, DEF_MESSAGE_LIMIT, &var_message_limit, 0, 0,
VAR_LMDB_MAP_SIZE, DEF_LMDB_MAP_SIZE, &var_lmdb_map_size, 1, 0,
0,
};
static const CONFIG_TIME_TABLE time_defaults[] = {
VAR_EVENT_DRAIN, DEF_EVENT_DRAIN, &var_event_drain, 1, 0,
VAR_MAX_IDLE, DEF_MAX_IDLE, &var_idle_limit, 1, 0,
VAR_IPC_TIMEOUT, DEF_IPC_TIMEOUT, &var_ipc_timeout, 1, 0,
VAR_IPC_IDLE, DEF_IPC_IDLE, &var_ipc_idle_limit, 1, 0,
VAR_IPC_TTL, DEF_IPC_TTL, &var_ipc_ttl_limit, 1, 0,
VAR_TRIGGER_TIMEOUT, DEF_TRIGGER_TIMEOUT, &var_trigger_timeout, 1, 0,
VAR_FORK_DELAY, DEF_FORK_DELAY, &var_fork_delay, 1, 0,
VAR_FLOCK_DELAY, DEF_FLOCK_DELAY, &var_flock_delay, 1, 0,
VAR_FLOCK_STALE, DEF_FLOCK_STALE, &var_flock_stale, 1, 0,
VAR_DAEMON_TIMEOUT, DEF_DAEMON_TIMEOUT, &var_daemon_timeout, 1, 0,
VAR_IN_FLOW_DELAY, DEF_IN_FLOW_DELAY, &var_in_flow_delay, 0, 10,
0,
};
static const CONFIG_BOOL_TABLE bool_defaults[] = {
VAR_DISABLE_DNS, DEF_DISABLE_DNS, &var_disable_dns,
VAR_SOFT_BOUNCE, DEF_SOFT_BOUNCE, &var_soft_bounce,
VAR_OWNREQ_SPECIAL, DEF_OWNREQ_SPECIAL, &var_ownreq_special,
VAR_STRICT_8BITMIME, DEF_STRICT_8BITMIME, &var_strict_8bitmime,
VAR_STRICT_7BIT_HDRS, DEF_STRICT_7BIT_HDRS, &var_strict_7bit_hdrs,
VAR_STRICT_8BIT_BODY, DEF_STRICT_8BIT_BODY, &var_strict_8bit_body,
VAR_STRICT_ENCODING, DEF_STRICT_ENCODING, &var_strict_encoding,
VAR_DISABLE_MIME_INPUT, DEF_DISABLE_MIME_INPUT, &var_disable_mime_input,
VAR_DISABLE_MIME_OCONV, DEF_DISABLE_MIME_OCONV, &var_disable_mime_oconv,
VAR_VERIFY_NEG_CACHE, DEF_VERIFY_NEG_CACHE, &var_verify_neg_cache,
VAR_OLDLOG_COMPAT, DEF_OLDLOG_COMPAT, &var_oldlog_compat,
VAR_HELPFUL_WARNINGS, DEF_HELPFUL_WARNINGS, &var_helpful_warnings,
VAR_CYRUS_SASL_AUTHZID, DEF_CYRUS_SASL_AUTHZID, &var_cyrus_sasl_authzid,
VAR_MULTI_ENABLE, DEF_MULTI_ENABLE, &var_multi_enable,
VAR_LONG_QUEUE_IDS, DEF_LONG_QUEUE_IDS, &var_long_queue_ids,
VAR_STRICT_SMTPUTF8, DEF_STRICT_SMTPUTF8, &var_strict_smtputf8,
VAR_ENABLE_ORCPT, DEF_ENABLE_ORCPT, &var_enable_orcpt,
0,
};
const char *cp;
/*
* Extract compatibility level first, so that we can determine what
* parameters of interest are left at their legacy defaults.
*/
get_mail_conf_int_table(first_int_defaults);
check_legacy_defaults();
/*
* Extract syslog_facility early, so that from here on all errors are
* logged with the proper facility.
*/
get_mail_conf_str_table(first_str_defaults);
if (!msg_syslog_facility(var_syslog_facility))
msg_fatal("file %s/%s: parameter %s: unrecognized value: %s",
var_config_dir, MAIN_CONF_FILE,
VAR_SYSLOG_FACILITY, var_syslog_facility);
/*
* Should daemons terminate after table open error, or should they
* continue execution with reduced functionality?
*/
get_mail_conf_bool_table(first_bool_defaults);
if (var_daemon_open_fatal)
dict_allow_surrogate = 0;
/*
* Should we open tables with UTF8 support, or in the legacy 8-bit clean
* mode with ASCII-only casefolding?
*/
get_mail_conf_nbool_table(first_nbool_defaults);
/*
* Report run-time versus compile-time discrepancies.
*/
#ifdef NO_EAI
if (var_smtputf8_enable)
msg_warn("%s is true, but EAI support is not compiled in",
VAR_SMTPUTF8_ENABLE);
var_smtputf8_enable = 0;
#else
midna_domain_transitional = var_idna2003_compat;
#endif
util_utf8_enable = var_smtputf8_enable;
/*
* What protocols should we attempt to support? The result is stored in
* the global inet_proto_table variable.
*/
(void) inet_proto_init(VAR_INET_PROTOCOLS, var_inet_protocols);
/*
* Variables whose defaults are determined at runtime. Some sites use
* short hostnames in the host table; some sites name their system after
* the domain.
*/
get_mail_conf_str_fn_table(function_str_defaults);
if (!valid_hostname(var_myhostname, DO_GRIPE))
msg_fatal("file %s/%s: parameter %s: bad parameter value: %s",
var_config_dir, MAIN_CONF_FILE,
VAR_MYHOSTNAME, var_myhostname);
if (!valid_hostname(var_mydomain, DO_GRIPE))
msg_fatal("file %s/%s: parameter %s: bad parameter value: %s",
var_config_dir, MAIN_CONF_FILE,
VAR_MYDOMAIN, var_mydomain);
/*
* Variables that are needed by almost every program.
*
* XXX Reading the myorigin value from file is originally a Debian Linux
* feature. This code is not enabled by default because of problems: 1)
* it re-implements its own parameter syntax checks, and 2) it does not
* implement $name expansions.
*/
get_mail_conf_str_table(other_str_defaults);
#ifdef MYORIGIN_FROM_FILE
if (*var_myorigin == '/') {
char *origin = read_param_from_file(var_myorigin);
if (*origin == 0)
msg_fatal("%s file %s is empty", VAR_MYORIGIN, var_myorigin);
myfree(var_myorigin); /* FIX 20070501 */
var_myorigin = origin;
}
#endif
get_mail_conf_int_table(other_int_defaults);
get_mail_conf_long_table(long_defaults);
get_mail_conf_bool_table(bool_defaults);
get_mail_conf_time_table(time_defaults);
check_default_privs();
check_mail_owner();
check_sgid_group();
check_overlap();
dict_db_cache_size = var_db_read_buf;
dict_lmdb_map_size = var_lmdb_map_size;
inet_windowsize = var_inet_windowsize;
/*
* Variables whose defaults are determined at runtime, after other
* variables have been set. This dependency is admittedly a bit tricky.
* XXX Perhaps we should just register variables, and let the evaluator
* figure out in what order to evaluate things.
*/
get_mail_conf_str_fn_table(function_str_defaults_2);
/*
* FIX 200412 The IPv6 patch did not call own_inet_addr_list() before
* entering the chroot jail on Linux IPv6 systems. Linux has the IPv6
* interface list in /proc, which is not available after chrooting.
*/
(void) own_inet_addr_list();
/*
* The PID variable cannot be set from the configuration file!!
*/
set_mail_conf_int(VAR_PID, var_pid = getpid());
/*
* Neither can the start time variable. It isn't even visible.
*/
time(&var_starttime);
/*
* Export the syslog name so children can inherit and use it before they
* have initialized.
*/
if ((cp = safe_getenv(CONF_ENV_LOGTAG)) == 0
|| strcmp(cp, var_syslog_name) != 0)
if (setenv(CONF_ENV_LOGTAG, var_syslog_name, 1) < 0)
msg_fatal("setenv %s %s: %m", CONF_ENV_LOGTAG, var_syslog_name);
/*
* I have seen this happen just too often.
*/
if (strcasecmp_utf8(var_myhostname, var_relayhost) == 0)
msg_fatal("%s and %s parameter settings must not be identical: %s",
VAR_MYHOSTNAME, VAR_RELAYHOST, var_myhostname);
/*
* XXX These should be caught by a proper parameter parsing algorithm.
*/
if (var_myorigin[strcspn(var_myorigin, CHARS_COMMA_SP)])
msg_fatal("%s parameter setting must not contain multiple values: %s",
VAR_MYORIGIN, var_myorigin);
if (var_relayhost[strcspn(var_relayhost, CHARS_COMMA_SP)])
msg_fatal("%s parameter setting must not contain multiple values: %s",
VAR_RELAYHOST, var_relayhost);
/*
* One more sanity check.
*/
if ((cp = verp_delims_verify(var_verp_delims)) != 0)
msg_fatal("file %s/%s: parameters %s and %s: %s",
var_config_dir, MAIN_CONF_FILE,
VAR_VERP_DELIMS, VAR_VERP_FILTER, cp);
}
static int bounce_verp_proto(char *service_name, VSTREAM *client)
{
const char *myname = "bounce_verp_proto";
int flags;
int smtputf8;
int dsn_ret;
/*
* Read and validate the client request.
*/
if (mail_command_server(client,
RECV_ATTR_INT(MAIL_ATTR_FLAGS, &flags),
RECV_ATTR_STR(MAIL_ATTR_QUEUE, queue_name),
RECV_ATTR_STR(MAIL_ATTR_QUEUEID, queue_id),
RECV_ATTR_STR(MAIL_ATTR_ENCODING, encoding),
RECV_ATTR_INT(MAIL_ATTR_SMTPUTF8, &smtputf8),
RECV_ATTR_STR(MAIL_ATTR_SENDER, sender),
RECV_ATTR_STR(MAIL_ATTR_DSN_ENVID, dsn_envid),
RECV_ATTR_INT(MAIL_ATTR_DSN_RET, &dsn_ret),
RECV_ATTR_STR(MAIL_ATTR_VERPDL, verp_delims),
ATTR_TYPE_END) != 9) {
msg_warn("malformed request");
return (-1);
}
/*
* Sanitize input.
*/
if (mail_queue_name_ok(STR(queue_name)) == 0) {
msg_warn("malformed queue name: %s", printable(STR(queue_name), '?'));
return (-1);
}
if (mail_queue_id_ok(STR(queue_id)) == 0) {
msg_warn("malformed queue id: %s", printable(STR(queue_id), '?'));
return (-1);
}
VS_NEUTER(encoding);
VS_NEUTER(sender);
VS_NEUTER(dsn_envid);
VS_NEUTER(verp_delims);
if (strlen(STR(verp_delims)) != 2) {
msg_warn("malformed verp delimiter string: %s", STR(verp_delims));
return (-1);
}
if (msg_verbose)
msg_info("%s: flags=0x%x service=%s queue=%s id=%s encoding=%s smtputf8=%d sender=%s envid=%s ret=0x%x delim=%s",
myname, flags, service_name, STR(queue_name),
STR(queue_id), STR(encoding), smtputf8, STR(sender),
STR(dsn_envid), dsn_ret, STR(verp_delims));
/*
* On request by the client, set up a trap to delete the log file in case
* of errors.
*/
if (flags & BOUNCE_FLAG_CLEAN)
bounce_cleanup_register(service_name, STR(queue_id));
/*
* Execute the request. Fall back to traditional notification if a bounce
* was returned as undeliverable, because we don't want to VERPify those.
*/
if (!*STR(sender) || !strcasecmp_utf8(STR(sender),
mail_addr_double_bounce())) {
msg_warn("request to send VERP-style notification of bounced mail");
return (bounce_notify_service(flags, service_name, STR(queue_name),
STR(queue_id), STR(encoding), smtputf8,
STR(sender), STR(dsn_envid), dsn_ret,
bounce_templates));
} else
return (bounce_notify_verp(flags, service_name, STR(queue_name),
STR(queue_id), STR(encoding), smtputf8,
STR(sender), STR(dsn_envid), dsn_ret,
STR(verp_delims), bounce_templates));
}
