* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2015 */
+/* Copyright (c) University of Cambridge 1995 - 2016 */
/* See the file NOTICE for conditions of use and distribution. */
/* Functions for reading the configuration file, and for displaying
#include "exim.h"
+extern char **environ;
+
static void fn_smtp_receive_timeout(const uschar * name, const uschar * str);
static void save_config_line(const uschar* line);
static void save_config_position(const uschar *file, int line);
-static void print_config(BOOL admin);
+static void print_config(BOOL admin, BOOL terse);
+
#define CSTATE_STACK_SIZE 10
{ "acl_smtp_starttls", opt_stringptr, &acl_smtp_starttls },
#endif
{ "acl_smtp_vrfy", opt_stringptr, &acl_smtp_vrfy },
+ { "add_environment", opt_stringptr, &add_environment },
{ "admin_groups", opt_gidlist, &admin_groups },
{ "allow_domain_literals", opt_bool, &allow_domain_literals },
{ "allow_mx_to_ip", opt_bool, &allow_mx_to_ip },
{ "bounce_message_file", opt_stringptr, &bounce_message_file },
{ "bounce_message_text", opt_stringptr, &bounce_message_text },
{ "bounce_return_body", opt_bool, &bounce_return_body },
+ { "bounce_return_linesize_limit", opt_mkint, &bounce_return_linesize_limit },
{ "bounce_return_message", opt_bool, &bounce_return_message },
{ "bounce_return_size_limit", opt_mkint, &bounce_return_size_limit },
{ "bounce_sender_authentication",opt_stringptr,&bounce_sender_authentication },
{ "envelope_to_remove", opt_bool, &envelope_to_remove },
{ "errors_copy", opt_stringptr, &errors_copy },
{ "errors_reply_to", opt_stringptr, &errors_reply_to },
-#ifdef EXPERIMENTAL_EVENT
+#ifndef DISABLE_EVENT
{ "event_action", opt_stringptr, &event_action },
#endif
{ "exim_group", opt_gid, &exim_gid },
#ifdef SUPPORT_TLS
{ "gnutls_allow_auto_pkcs11", opt_bool, &gnutls_allow_auto_pkcs11 },
{ "gnutls_compat_mode", opt_bool, &gnutls_compat_mode },
- /* These three gnutls_require_* options stopped working in Exim 4.80 */
- /* From 4.83 we log a warning; a future relase will remove them */
- { "gnutls_require_kx", opt_stringptr, &gnutls_require_kx },
- { "gnutls_require_mac", opt_stringptr, &gnutls_require_mac },
- { "gnutls_require_protocols", opt_stringptr, &gnutls_require_proto },
#endif
{ "header_line_maxsize", opt_int, &header_line_maxsize },
{ "header_maxsize", opt_int, &header_maxsize },
{ "host_lookup_order", opt_stringptr, &host_lookup_order },
{ "host_reject_connection", opt_stringptr, &host_reject_connection },
{ "hosts_connection_nolog", opt_stringptr, &hosts_connection_nolog },
+#ifdef SUPPORT_PROXY
+ { "hosts_proxy", opt_stringptr, &hosts_proxy },
+#endif
{ "hosts_treat_as_local", opt_stringptr, &hosts_treat_as_local },
#ifdef LOOKUP_IBASE
{ "ibase_servers", opt_stringptr, &ibase_servers },
{ "ignore_bounce_errors_after", opt_time, &ignore_bounce_errors_after },
{ "ignore_fromline_hosts", opt_stringptr, &ignore_fromline_hosts },
{ "ignore_fromline_local", opt_bool, &ignore_fromline_local },
+ { "keep_environment", opt_stringptr, &keep_environment },
{ "keep_malformed", opt_time, &keep_malformed },
#ifdef LOOKUP_LDAP
{ "ldap_ca_cert_dir", opt_stringptr, &eldap_ca_cert_dir },
#ifdef EXIM_PERL
{ "perl_at_start", opt_bool, &opt_perl_at_start },
{ "perl_startup", opt_stringptr, &opt_perl_startup },
+ { "perl_taintmode", opt_bool, &opt_perl_taintmode },
#endif
#ifdef LOOKUP_PGSQL
{ "pgsql_servers", opt_stringptr, &pgsql_servers },
{ "print_topbitchars", opt_bool, &print_topbitchars },
{ "process_log_path", opt_stringptr, &process_log_path },
{ "prod_requires_admin", opt_bool, &prod_requires_admin },
-#ifdef EXPERIMENTAL_PROXY
- { "proxy_required_hosts", opt_stringptr, &proxy_required_hosts },
-#endif
{ "qualify_domain", opt_stringptr, &qualify_domain_sender },
{ "qualify_recipient", opt_stringptr, &qualify_domain_recipient },
{ "queue_domains", opt_stringptr, &queue_domains },
{ "recipient_unqualified_hosts", opt_stringptr, &recipient_unqualified_hosts },
{ "recipients_max", opt_int, &recipients_max },
{ "recipients_max_reject", opt_bool, &recipients_max_reject },
-#ifdef EXPERIMENTAL_REDIS
+#ifdef LOOKUP_REDIS
{ "redis_servers", opt_stringptr, &redis_servers },
#endif
{ "remote_max_parallel", opt_int, &remote_max_parallel },
{ "smtp_receive_timeout", opt_func, &fn_smtp_receive_timeout },
{ "smtp_reserve_hosts", opt_stringptr, &smtp_reserve_hosts },
{ "smtp_return_error_details",opt_bool, &smtp_return_error_details },
-#ifdef EXPERIMENTAL_INTERNATIONAL
+#ifdef SUPPORT_I18N
{ "smtputf8_advertise_hosts", opt_stringptr, &smtputf8_advertise_hosts },
#endif
#ifdef WITH_CONTENT_SCAN
/* Integer held in K: again, allow octal and hex formats, and suffixes K and
M. */
+ /*XXX consider moving to int_eximarith_t (but mind the overflow test 0415) */
case opt_Kint:
{
second argument is NULL. There are some special values:
all print all main configuration options
- configure_file print the name of the configuration file
+ config_file print the name of the configuration file
+ (configure_file will still work, for backward
+ compatibility)
routers print the routers' configurations
transports print the transports' configuration
authenticators print the authenticators' configuration
+name print a named list item
local_scan print the local_scan options
config print the configuration as it is parsed
+ environment print the used execution environment
If the second argument is not NULL, it must be one of "router", "transport",
"authenticator" or "macro" in which case the first argument identifies the
return;
}
- if (Ustrcmp(name, "configure_file") == 0)
+ if ( Ustrcmp(name, "configure_file") == 0
+ ||Ustrcmp(name, "config_file") == 0)
{
printf("%s\n", CS config_main_filename);
return;
if (Ustrcmp(name, "config") == 0)
{
- print_config(admin_user);
+ print_config(admin_user, no_labels);
return;
}
names_only = TRUE;
}
+ else if (Ustrcmp(name, "environment") == 0)
+ {
+ if (environ)
+ {
+ uschar ** p;
+ for (p = USS environ; *p; p++) ;
+ qsort(environ, p - USS environ, sizeof(*p), string_compare_by_pointer);
+
+ for (p = USS environ; *p; p++)
+ {
+ uschar * q;
+ if (no_labels && (q = Ustrchr(*p, '='))) *q = '\0';
+ puts(CS *p);
+ }
+ }
+ return;
+ }
+
else
{
print_ol(find_option(name, optionlist_config, optionlist_config_size),
#ifdef SUPPORT_TLS
static BOOL
-tls_dropprivs_validate_require_cipher(void)
+tls_dropprivs_validate_require_cipher(BOOL nowarn)
{
const uschar *errmsg;
pid_t pid;
|| Ustrcmp(tls_advertise_hosts, ":") == 0
)
return TRUE;
-else if (!tls_certificate)
- log_write(0, LOG_MAIN|LOG_PANIC,
- "Warning: No server certificate defined; TLS connections will fail.\n"
+else if (!nowarn && !tls_certificate)
+ log_write(0, LOG_MAIN,
+ "Warning: No server certificate defined; will use a selfsigned one.\n"
" Suggested action: either install a certificate or change tls_advertise_hosts option");
oldsignal = signal(SIGCHLD, SIG_DFL);
options. */
void
-readconf_main(void)
+readconf_main(BOOL nowarn)
{
int sep = 0;
struct stat statbuf;
while((filename = string_nextinlist(&list, &sep, big_buffer, big_buffer_size))
!= NULL)
{
+
/* Cut out all the fancy processing unless specifically wanted */
#if defined(CONFIGURE_FILE_USE_NODE) || defined(CONFIGURE_FILE_USE_EUID)
if (config_file != NULL || errno != ENOENT) break;
}
+/* Now, once we found and opened our configuration file, we change the directory
+to a safe place. Later we change to $spool_directory. */
+
+if (Uchdir("/") < 0)
+ {
+ perror("exim: chdir `/': ");
+ exit(EXIT_FAILURE);
+ }
+
/* On success, save the name for verification; config_filename is used when
logging configuration errors (it changes for .included files) whereas
config_main_filename is the name shown by -bP. Failure to open a configuration
/* This also checks that the library linkage is working and we can call
routines in it, so call even if tls_require_ciphers is unset */
-if (!tls_dropprivs_validate_require_cipher())
+if (!tls_dropprivs_validate_require_cipher(nowarn))
exit(1);
/* Magic number: at time of writing, 1024 has been the long-standing value
"openssl_options parse error: %s", openssl_options);
# endif
}
-
-if (gnutls_require_kx || gnutls_require_mac || gnutls_require_proto)
- log_write(0, LOG_MAIN, "WARNING: main options"
- " gnutls_require_kx, gnutls_require_mac and gnutls_require_protocols"
- " are obsolete\n");
#endif /*SUPPORT_TLS*/
+
+if (!nowarn && !keep_environment && environ && *environ)
+ log_write(0, LOG_MAIN,
+ "Warning: purging the environment.\n"
+ " Suggested action: use keep_environment.");
}
if (isupper(*name) && *s == '=')
{
- if (d != NULL)
+ if (d)
{
- if (d->driver_name == NULL)
+ 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);
/* Finish off initializing the previous driver. */
- if (d != NULL)
+ if (d)
{
- if (d->driver_name == NULL)
+ 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);
/* Check that we haven't already got a driver of this name */
- for (d = *anchor; d != NULL; d = d->next)
+ for (d = *anchor; d; d = d->next)
if (Ustrcmp(name, d->name) == 0)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
"there are two %ss called \"%s\"", class, name);
d = store_get(instance_size);
memcpy(d, instance_default, instance_size);
*p = d;
- p = &(d->next);
+ p = &d->next;
d->name = string_copy(name);
/* Clear out the "set" bits in the generic options */
/* Not the start of a new driver. Give an error if we have not set up a
current driver yet. */
- if (d == NULL) log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN,
- "%s name missing", class);
+ if (!d)
+ log_write(0, LOG_PANIC_DIE|LOG_CONFIG_IN, "%s name missing", class);
/* First look to see if this is a generic option; if it is "driver",
initialize the driver. If is it not a generic option, we can look for a
if (readconf_handle_option(buffer, driver_optionlist,
driver_optionlist_count, d, NULL))
{
- if (d->info == NULL && d->driver_name != NULL)
+ if (!d->info && d->driver_name)
init_driver(d, drivers_available, size_of_info, class);
}
live therein. A flag with each option indicates if it is in the public
block. */
- else if (d->info != NULL)
- {
+ else if (d->info)
readconf_handle_option(buffer, d->info->options,
*(d->info->options_count), d, US"option \"%s\" unknown");
- }
/* The option is not generic and the driver name has not yet been given. */
/* Run the initialization function for the final driver. */
-if (d != NULL)
+if (d)
{
- if (d->driver_name == NULL)
+ 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);
optionlist_auths, /* generic options */
optionlist_auths_size);
-for (au = auths; au != NULL; au = au->next)
+for (au = auths; au; au = au->next)
{
- if (au->public_name == NULL)
+ if (!au->public_name)
log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "no public name specified for "
"the %s authenticator", au->name);
- for (bu = au->next; bu != NULL; bu = bu->next)
- {
+
+ for (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))
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->client ? US"client" : US"server", au->name, bu->name,
au->public_name);
- }
- }
}
}
/* Append a pre-parsed logical line to the config lines store,
this operates on a global (static) list that holds all the pre-parsed
-config lines */
+config lines, we do no further processing here, output formatting and
+honouring of <hide> or macros will be done during output */
static void
save_config_line(const uschar* line)
{
/* List the parsed config lines, care about nice formatting and
hide the <hide> values unless we're the admin user */
void
-print_config(BOOL admin)
+print_config(BOOL admin, BOOL terse)
{
config_line_item *i;
-const int TS = 2;
+const int TS = terse ? 0 : 2;
int indent = 0;
for (i = config_lines; i; i = i->next)
{
- const uschar *current;
+ uschar *current;
uschar *p;
/* skip over to the first non-space */
if (*current == '\0')
continue;
- /* TODO: Collapse or insert spaces around the first '=' */
+ /* 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)
+ {
+ uschar *next;
+ if (!isspace(*p)) continue;
+ if (*p != ' ') *p = ' ';
+
+ for (next = p; isspace(*next); ++next)
+ ;
+
+ if (next - p > 1)
+ memmove(p+1, next, Ustrlen(next)+1);
+
+ if (*next == '"' || *next == '\'' || *next == '$')
+ break;
+ }
/* # lines */
if (current[0] == '#')
- {
- puts(current);
- continue;
- }
+ puts(CCS current);
/* begin lines are left aligned */
- if (strncmp(current, "begin", 5) == 0 && isspace(current[5]))
+ else if (Ustrncmp(current, "begin", 5) == 0 && isspace(current[5]))
{
- puts(current);
+ if (!terse) puts("");
+ puts(CCS current);
indent = TS;
- continue;
}
/* router/acl/transport block names */
- if (current[strlen(current)-1] == ':' && !strchr(current, '='))
+ else if (current[Ustrlen(current)-1] == ':' && !Ustrchr(current, '='))
{
+ if (!terse) puts("");
printf("%*s%s\n", TS, "", current);
indent = 2 * TS;
- continue;
}
- /* as admin we don't care, as we do for "public" lines */
- if (admin || (!isupper(*current) && (strcmp(current, "hide") != 0)))
+ /* hidden lines (all MACROS or lines prefixed with "hide") */
+ else if ( !admin
+ && ( isupper(*current)
+ || Ustrncmp(current, "hide", 4) == 0 && isspace(current[4])
+ )
+ )
{
- printf("%*s%s\n", indent, "", current);
- continue;
+ if ((p = Ustrchr(current, '=')))
+ {
+ *p = '\0';
+ printf("%*s%s= %s\n", indent, "", current, hidden);
+ }
+ /* e.g.: hide split_spool_directory */
+ else
+ printf("%*s\n", indent, hidden);
}
- /* hidden lines */
- if (p = strchr(current, '='))
- {
- *p = '\0';
- printf("%*s%s = %s\n", indent, "", current, hidden);
- continue;
- }
+ else
+ /* rest is public */
+ printf("%*s%s\n", indent, "", current);
}
}
git://git.exim.org / users / jgh / exim.git / blobdiff