* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) The Exim Maintainers 2020 - 2022 */
+/* Copyright (c) The Exim Maintainers 2020 - 2024 */
/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/* The main function: entry point, initialization, and high-level control.
# include <gnu/libc-version.h>
#endif
+#ifndef _TIME_H
+# include <time.h>
+#endif
+#ifndef NO_EXECINFO
+# include <execinfo.h>
+#endif
+
#ifdef USE_GNUTLS
# include <gnutls/gnutls.h>
# if GNUTLS_VERSION_NUMBER < 0x030103 && !defined(DISABLE_OCSP)
# endif
#endif
-#ifndef _TIME_H
-# include <time.h>
-#endif
-
extern void init_lookup_list(void);
+extern void init_misc_mod_list(void);
static void *
function_store_malloc(PCRE2_SIZE size, void * tag)
{
+if (size > INT_MAX)
+ log_write(0, LOG_MAIN|LOG_PANIC_DIE, "excessive memory alloc request");
return store_malloc((int)size);
}
}
+static void *
+function_store_get(PCRE2_SIZE size, void * tag)
+{
+if (size > INT_MAX)
+ log_write(0, LOG_MAIN|LOG_PANIC_DIE, "excessive memory alloc request");
+return store_get((int)size, GET_UNTAINTED); /* loses track of taint */
+}
-
-/*************************************************
-* Enums for cmdline interface *
-*************************************************/
-
-enum commandline_info { CMDINFO_NONE=0,
- CMDINFO_HELP, CMDINFO_SIEVE, CMDINFO_DSCP };
+static void
+function_store_nullfree(void * block, void * tag)
+{
+/* We cannot free memory allocated using store_get() */
+}
/*************************************************
-* Compile regular expression and panic on fail *
+* Enums for cmdline interface *
*************************************************/
-/* This function is called when failure to compile a regular expression leads
-to a panic exit. In other cases, pcre_compile() is called directly. In many
-cases where this function is used, the results of the compilation are to be
-placed in long-lived store, so we temporarily reset the store management
-functions that PCRE uses if the use_malloc flag is set.
-
-Argument:
- pattern the pattern to compile
- caseless TRUE if caseless matching is required
- use_malloc TRUE if compile into malloc store
-
-Returns: pointer to the compiled pattern
-*/
+enum commandline_info { CMDINFO_NONE=0,
+ CMDINFO_HELP, CMDINFO_SIEVE, CMDINFO_DSCP };
-const pcre2_code *
-regex_must_compile(const uschar * pattern, BOOL caseless, BOOL use_malloc)
-{
-size_t offset;
-int options = caseless ? PCRE_COPT|PCRE2_CASELESS : PCRE_COPT;
-const pcre2_code * yield;
-int err;
-pcre2_general_context * gctx;
-pcre2_compile_context * cctx;
-
-if (use_malloc)
- {
- gctx = pcre2_general_context_create(function_store_malloc, function_store_free, NULL);
- cctx = pcre2_compile_context_create(gctx);
- }
-else
- cctx = pcre_cmp_ctx;
-if (!(yield = pcre2_compile((PCRE2_SPTR)pattern, PCRE2_ZERO_TERMINATED, options,
- &err, &offset, cctx)))
- {
- uschar errbuf[128];
- pcre2_get_error_message(err, errbuf, sizeof(errbuf));
- log_write(0, LOG_MAIN|LOG_PANIC_DIE, "regular expression error: "
- "%s at offset %ld while compiling %s", errbuf, (long)offset, pattern);
- }
-
-if (use_malloc)
- {
- pcre2_compile_context_free(cctx);
- pcre2_general_context_free(gctx);
- }
-return yield;
-}
static void
pcre_init(void)
{
-pcre_gen_ctx = pcre2_general_context_create(function_store_malloc, function_store_free, NULL);
-pcre_cmp_ctx = pcre2_compile_context_create(pcre_gen_ctx);
-pcre_mtc_ctx = pcre2_match_context_create(pcre_gen_ctx);
+pcre_mlc_ctx = pcre2_general_context_create(function_store_malloc, function_store_free, NULL);
+pcre_gen_ctx = pcre2_general_context_create(function_store_get, function_store_nullfree, NULL);
+
+pcre_mlc_cmp_ctx = pcre2_compile_context_create(pcre_mlc_ctx);
+pcre_gen_cmp_ctx = pcre2_compile_context_create(pcre_gen_ctx);
+
+pcre_gen_mtc_ctx = pcre2_match_context_create(pcre_gen_ctx);
}
/* This function runs a regular expression match, and sets up the pointers to
the matched substrings. The matched strings are copied so the lifetime of
-the subject is not a problem.
+the subject is not a problem. Matched strings will have the same taint status
+as the subject string (this is not a de-taint method, and must not be made so
+given the support for wildcards in REs).
Arguments:
re the compiled expression
{
pcre2_match_data * md = pcre2_match_data_create_from_pattern(re, pcre_gen_ctx);
int res = pcre2_match(re, (PCRE2_SPTR)subject, PCRE2_ZERO_TERMINATED, 0,
- PCRE_EOPT | options, md, pcre_mtc_ctx);
+ PCRE_EOPT | options, md, pcre_gen_mtc_ctx);
BOOL yield;
if ((yield = (res >= 0)))
{
+ PCRE2_SIZE * ovec = pcre2_get_ovector_pointer(md);
res = pcre2_get_ovector_count(md);
expand_nmax = setup < 0 ? 0 : setup + 1;
for (int matchnum = setup < 0 ? 0 : 1; matchnum < res; matchnum++)
{
- PCRE2_SIZE len;
- pcre2_substring_get_bynumber(md, matchnum,
- (PCRE2_UCHAR **)&expand_nstring[expand_nmax], &len);
- expand_nlength[expand_nmax++] = (int)len;
+ /* Although PCRE2 has a pcre2_substring_get_bynumber() conveneience, it
+ seems to return a bad pointer when a capture group had no data, eg. (.*)
+ matching zero letters. So use the underlying ovec and hope (!) that the
+ offsets are sane (including that case). Should we go further and range-
+ check each one vs. the subject string length? */
+ int off = matchnum * 2;
+ int len = ovec[off + 1] - ovec[off];
+ expand_nstring[expand_nmax] = string_copyn(subject + ovec[off], len);
+ expand_nlength[expand_nmax++] = len;
}
expand_nmax--;
}
pcre2_get_error_message(res, errbuf, sizeof(errbuf));
debug_printf_indent("pcre2: %s\n", errbuf);
}
-pcre2_match_data_free(md);
+/* pcre2_match_data_free(md); gen ctx needs no free */
return yield;
}
pcre2_match_data * md = pcre2_match_data_create(1, pcre_gen_ctx);
int rc = pcre2_match(re, (PCRE2_SPTR)subject,
slen >= 0 ? slen : PCRE2_ZERO_TERMINATED,
- 0, PCRE_EOPT, md, pcre_mtc_ctx);
+ 0, PCRE_EOPT, md, pcre_gen_mtc_ctx);
PCRE2_SIZE * ovec = pcre2_get_ovector_pointer(md);
-if (rc < 0)
- return FALSE;
-if (rptr)
- *rptr = string_copyn(subject + ovec[0], ovec[1] - ovec[0]);
-return TRUE;
+BOOL ret = FALSE;
+
+if (rc >= 0)
+ {
+ if (rptr)
+ *rptr = string_copyn(subject + ovec[0], ovec[1] - ovec[0]);
+ ret = TRUE;
+ }
+/* pcre2_match_data_free(md); gen ctx needs no free */
+return ret;
}
*/
void
-set_process_info(const char *format, ...)
+set_process_info(const char * format, ...)
{
gstring gs = { .size = PROCESS_INFO_SIZE - 2, .ptr = 0, .s = process_info };
gstring * g;
int len;
+uschar * s;
va_list ap;
g = string_fmt_append(&gs, "%5d ", (int)getpid());
-len = g->ptr;
+len = gstring_length(g);
va_start(ap, format);
if (!string_vformat(g, 0, format, ap))
{
g = string_cat(&gs, US"**** string overflowed buffer ****");
}
g = string_catn(g, US"\n", 1);
-string_from_gstring(g);
-process_info_len = g->ptr;
+process_info_len = len_string_from_gstring(g, &s);
DEBUG(D_process_info) debug_printf("set_process_info: %s", process_info);
va_end(ap);
}
static void
term_handler(int sig)
{
-exit(1);
+exim_exit(EXIT_FAILURE);
}
* Handler for SIGSEGV *
***********************************************/
+#define STACKDUMP_MAX 24
+void
+stackdump(void)
+{
+#ifndef NO_EXECINFO
+void * buf[STACKDUMP_MAX];
+char ** ss;
+int nptrs = backtrace(buf, STACKDUMP_MAX);
+
+log_write(0, LOG_MAIN|LOG_PANIC, "backtrace");
+log_write(0, LOG_MAIN|LOG_PANIC, "---");
+
+/* This function is officially not callable from a signal handler, as it
+calls malloc() for the returned data. However, it seems to work - and we
+know we're going on to crash anyway - so just hold our noses and do it.
+A alternative might be backtrace_symbols_fd(). */
+
+if ((ss = backtrace_symbols(buf, nptrs)))
+ {
+ for (int i = 0; i < nptrs; i++)
+ log_write(0, LOG_MAIN|LOG_PANIC, "\t%s", ss[i]);
+ free(ss);
+ }
+else
+ log_write(0, LOG_MAIN|LOG_PANIC, "backtrace_symbols: %s", strerror(errno));
+log_write(0, LOG_MAIN|LOG_PANIC, "---");
+#endif
+}
+#undef STACKDUMP_MAX
+
+
static void
#ifdef SA_SIGINFO
segv_handler(int sig, siginfo_t * info, void * uctx)
{
-log_write(0, LOG_MAIN|LOG_PANIC, "SIGSEGV (fault address: %p)", info->si_addr);
-# if defined(SEGV_MAPERR) && defined(SEGV_ACCERR) && defined(SEGV_BNDERR) && defined(SEGV_PKUERR)
-switch (info->si_code)
+if (!panic_coredump)
{
- case SEGV_MAPERR: log_write(0, LOG_MAIN|LOG_PANIC, "SEGV_MAPERR"); break;
- case SEGV_ACCERR: log_write(0, LOG_MAIN|LOG_PANIC, "SEGV_ACCERR"); break;
- case SEGV_BNDERR: log_write(0, LOG_MAIN|LOG_PANIC, "SEGV_BNDERR"); break;
- case SEGV_PKUERR: log_write(0, LOG_MAIN|LOG_PANIC, "SEGV_PKUERR"); break;
+ log_write(0, LOG_MAIN|LOG_PANIC, "SIGSEGV (fault address: %p)", info->si_addr);
+ # if defined(SEGV_MAPERR) && defined(SEGV_ACCERR) && defined(SEGV_BNDERR) && defined(SEGV_PKUERR)
+ switch (info->si_code)
+ {
+ case SEGV_MAPERR: log_write(0, LOG_MAIN|LOG_PANIC, "SEGV_MAPERR"); break;
+ case SEGV_ACCERR: log_write(0, LOG_MAIN|LOG_PANIC, "SEGV_ACCERR"); break;
+ case SEGV_BNDERR: log_write(0, LOG_MAIN|LOG_PANIC, "SEGV_BNDERR"); break;
+ case SEGV_PKUERR: log_write(0, LOG_MAIN|LOG_PANIC, "SEGV_PKUERR"); break;
+ }
+ # endif
}
-# endif
-if (US info->si_addr < US 4096)
+if (panic_coredump)
+ log_write(0, LOG_MAIN|LOG_PANIC, "SIGSEGV (deliberate trap)");
+else if (US info->si_addr < US 4096)
log_write(0, LOG_MAIN|LOG_PANIC, "SIGSEGV (null pointer indirection)");
else
log_write(0, LOG_MAIN|LOG_PANIC, "SIGSEGV (maybe attempt to write to immutable memory)");
if (process_info_len > 0)
- log_write(0, LOG_MAIN|LOG_PANIC, "SIGSEGV (%.*s)", process_info_len, process_info);
+ log_write(0, LOG_MAIN|LOG_PANIC, "SIGSEGV (%s: %.*s)",
+ process_purpose, process_info_len, process_info);
+stackdump();
signal(SIGSEGV, SIG_DFL);
kill(getpid(), sig);
}
log_write(0, LOG_MAIN|LOG_PANIC, "SIGSEGV (maybe attempt to write to immutable memory)");
if (process_info_len > 0)
log_write(0, LOG_MAIN|LOG_PANIC, "SIGSEGV (%.*s)", process_info_len, process_info);
+stackdump();
signal(SIGSEGV, SIG_DFL);
kill(getpid(), sig);
}
if (fd < 0) return;
-(void)write(fd, process_info, process_info_len);
+if (write(fd, process_info, process_info_len) != 0) ;
(void)close(fd);
}
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
+va_end(ap);
exit(EXIT_FAILURE);
}
/* fail if a length is too long */
static inline void
-exim_len_fail_toolong(int itemlen, int maxlen, const char *description)
+exim_len_fail_toolong(int itemlen, int maxlen, const char * description)
{
if (itemlen <= maxlen)
return;
/* only pass through the string item back to the caller if it's short enough */
static inline const uschar *
-exim_str_fail_toolong(const uschar *item, int maxlen, const char *description)
+exim_str_fail_toolong(const uschar * item, int maxlen, const char * description)
{
+if (!item)
+ exim_fail("exim: bad item for: %s\n", description);
exim_len_fail_toolong(Ustrlen(item), maxlen, description);
return item;
}
+/* as above, copying as tainted */
+static inline const uschar *
+exim_arg_copy(const uschar * item, int maxlen, const char * description)
+{
+return string_copy_taint(exim_str_fail_toolong(item, maxlen, description),
+ GET_TAINTED);
+}
+
/* exim_chown_failure() called from exim_chown()/exim_fchown() on failure
of chown()/fchown(). See src/functions.h for more explanation */
int
struct stat buf;
if (0 == (fd < 0 ? stat(name, &buf) : fstat(fd, &buf)))
-{
+ {
if (buf.st_uid == owner && buf.st_gid == group) return 0;
log_write(0, LOG_MAIN|LOG_PANIC, "Wrong ownership on %s", name);
-}
+ }
else log_write(0, LOG_MAIN|LOG_PANIC, "Stat failed on %s: %s", name, strerror(errno));
#endif
}
+/* Bump the index for argv, checking for overflow,
+and return the argument. */
+
+static const uschar *
+next_argv(const uschar ** argv, int * pi, int argc, const uschar * where)
+{
+int i = *pi;
+if (++i >= argc) exim_fail("exim: bad item for: %s\n", where);
+return argv[*pi = i];
+}
+
+
/*************************************************
* Extract port from host address *
*************************************************/
static gstring *
show_db_version(gstring * g)
{
+g = string_cat(g, US"Hints DB:\n");
#ifdef DB_VERSION_STRING
DEBUG(D_any)
{
- g = string_fmt_append(g, "Library version: BDB: Compile: %s\n", DB_VERSION_STRING);
- g = string_fmt_append(g, " Runtime: %s\n",
+ g = string_fmt_append(g, " Library version: BDB: Compile: %s\n", DB_VERSION_STRING);
+ g = string_fmt_append(g, " Runtime: %s\n",
db_version(NULL, NULL, NULL));
}
else
- g = string_fmt_append(g, "Berkeley DB: %s\n", DB_VERSION_STRING);
+ g = string_fmt_append(g, " Berkeley DB: %s\n", DB_VERSION_STRING);
#elif defined(BTREEVERSION) && defined(HASHVERSION)
# ifdef USE_DB
- g = string_cat(g, US"Probably Berkeley DB version 1.8x (native mode)\n");
+ g = string_cat(g, US" Probably Berkeley DB version 1.8x (native mode)\n");
# else
- g = string_cat(g, US"Probably Berkeley DB version 1.8x (compatibility mode)\n");
+ g = string_cat(g, US" Probably Berkeley DB version 1.8x (compatibility mode)\n");
# endif
#elif defined(_DBM_RDONLY) || defined(dbm_dirfno)
-g = string_cat(g, US"Probably ndbm\n");
+g = string_cat(g, US" Probably ndbm\n");
+#elif defined(USE_SQLITE)
+g = string_cat(g, US" Using sqlite3\n");
#elif defined(USE_TDB)
-g = string_cat(g, US"Using tdb\n");
+g = string_cat(g, US" Using tdb\n");
#else
# ifdef USE_GDBM
- g = string_cat(g, US"Probably GDBM (native mode)\n");
+g = string_cat(g, US" Probably GDBM (native mode)\n");
# else
- g = string_cat(g, US"Probably GDBM (compatibility mode)\n");
+g = string_cat(g, US" Probably GDBM (compatibility mode)\n");
# endif
#endif
return g;
}
+static gstring *
+lookup_show_supported(gstring * g)
+{
+gstring * b = NULL, * d = NULL;
+
+#ifdef LOOKUP_LSEARCH
+# if LOOKUP_LSEARCH!=2
+ b = string_cat(b, US" lsearch wildlsearch nwildlsearch iplsearch");
+# else
+ d = string_cat(d, US" lsearch wildlsearch nwildlsearch iplsearch");
+# endif
+#endif
+#ifdef LOOKUP_CDB
+# if LOOKUP_CDB!=2
+ b = string_cat(b, US" cdb");
+# else
+ d = string_cat(d, US" cdb");
+# endif
+#endif
+#ifdef LOOKUP_DBM
+# if LOOKUP_DBM!=2
+ b = string_cat(b, US" dbm dbmjz dbmnz");
+# else
+ d = string_cat(d, US" dbm dbmjz dbmnz");
+# endif
+#endif
+#ifdef LOOKUP_DNSDB
+# if LOOKUP_DNSDB!=2
+ b = string_cat(b, US" dnsdb");
+# else
+ d = string_cat(d, US" dnsdb");
+# endif
+#endif
+#ifdef LOOKUP_DSEARCH
+# if LOOKUP_DSEARCH!=2
+ b = string_cat(b, US" dsearch");
+# else
+ d = string_cat(d, US" dsearch");
+# endif
+#endif
+#ifdef LOOKUP_IBASE
+# if LOOKUP_IBASE!=2
+ b = string_cat(b, US" ibase");
+# else
+ d = string_cat(d, US" ibase");
+# endif
+#endif
+#ifdef LOOKUP_JSON
+# if LOOKUP_JSON!=2
+ b = string_cat(b, US" json");
+# else
+ d = string_cat(d, US" json");
+# endif
+#endif
+#ifdef LOOKUP_LDAP
+# if LOOKUP_LDAP!=2
+ b = string_cat(b, US" ldap ldapdn ldapm");
+# else
+ d = string_cat(d, US" ldap ldapdn ldapm");
+# endif
+#endif
+#ifdef LOOKUP_LMDB
+# if LOOKUP_LMDB!=2
+ b = string_cat(b, US" lmdb");
+# else
+ d = string_cat(d, US" lmdb");
+# endif
+#endif
+#ifdef LOOKUP_MYSQL
+# if LOOKUP_MYSQL!=2
+ b = string_cat(b, US" mysql");
+# else
+ d = string_cat(d, US" mysql");
+# endif
+#endif
+#ifdef LOOKUP_NIS
+# if LOOKUP_NIS!=2
+ b = string_cat(b, US" nis nis0");
+# else
+ d = string_cat(d, US" nis nis0");
+# endif
+#endif
+#ifdef LOOKUP_NISPLUS
+# if LOOKUP_NISPLUS!=2
+ b = string_cat(b, US" nisplus");
+# else
+ d = string_cat(d, US" nisplus");
+# endif
+#endif
+#ifdef LOOKUP_ORACLE
+# if LOOKUP_ORACLE!=2
+ b = string_cat(b, US" oracle");
+# else
+ d = string_cat(d, US" oracle");
+# endif
+#endif
+#ifdef LOOKUP_PASSWD
+# if LOOKUP_PASSWD!=2
+ b = string_cat(b, US" passwd");
+# else
+ d = string_cat(d, US" passwd");
+# endif
+#endif
+#ifdef LOOKUP_PGSQL
+# if LOOKUP_PGSQL!=2
+ b = string_cat(b, US" pgsql");
+# else
+ d = string_cat(d, US" pgsql");
+# endif
+#endif
+#ifdef LOOKUP_REDIS
+# if LOOKUP_REDIS!=2
+ b = string_cat(b, US" redis");
+# else
+ d = string_cat(d, US" redis");
+# endif
+#endif
+#ifdef SUPPORT_SPF
+# if SUPPORT_SPF!=2
+ b = string_cat(b, US" spf");
+# else
+ d = string_cat(d, US" spf");
+# endif
+#endif
+#ifdef LOOKUP_SQLITE
+# if LOOKUP_SQLITE!=2
+ b = string_cat(b, US" sqlite");
+# else
+ d = string_cat(d, US" sqlite");
+# endif
+#endif
+#ifdef LOOKUP_TESTDB
+# if LOOKUP_TESTDB!=2
+ b = string_cat(b, US" testdb");
+# else
+ d = string_cat(d, US" testdb");
+# endif
+#endif
+#ifdef LOOKUP_WHOSON
+# if LOOKUP_WHOSON!=2
+ b = string_cat(b, US" whoson");
+# else
+ d = string_cat(d, US" whoson");
+# endif
+#endif
+
+if (b) g = string_fmt_append(g, "Lookups (built-in):%Y\n", b);
+if (d) g = string_fmt_append(g, "Lookups (dynamic): %Y\n", d);
+return g;
+}
+
+
+static void
+lookup_version_report_cb(uschar * name, uschar * ptr, void * ctx)
+{
+const lookup_info * li = (lookup_info *)ptr;
+gstring ** gp = ctx;
+
+if (li->version_report)
+ *gp = li->version_report(*gp);
+}
+
+
/* This function is called for -bV/--version and for -d to output the optional
features of the current Exim binary.
DEBUG(D_any) {} else g = show_db_version(g);
g = string_cat(g, US"Support for:");
+#ifdef WITH_CONTENT_SCAN
+ g = string_cat(g, US" Content_Scanning");
+#endif
+#ifndef DISABLE_EXIM_FILTER
+ g = string_cat(g, US" Exim_filter");
+#endif
+#ifndef DISABLE_SIEVE_FILTER
+ g = string_cat(g, US" Sieve_filter");
+#endif
#ifdef SUPPORT_CRYPTEQ
g = string_cat(g, US" crypteq");
#endif
+#ifdef EXPAND_DLFUNC
+ g = string_cat(g, US" Expand_dlfunc");
+#endif
#if HAVE_ICONV
g = string_cat(g, US" iconv()");
#endif
#if HAVE_IPV6
g = string_cat(g, US" IPv6");
#endif
-#ifdef HAVE_SETCLASSRESOURCES
- g = string_cat(g, US" use_setclassresources");
-#endif
#ifdef SUPPORT_PAM
g = string_cat(g, US" PAM");
#endif
#ifdef EXIM_PERL
g = string_cat(g, US" Perl");
#endif
-#ifdef EXPAND_DLFUNC
- g = string_cat(g, US" Expand_dlfunc");
-#endif
-#ifdef USE_TCP_WRAPPERS
- g = string_cat(g, US" TCPwrappers");
-#endif
#ifdef USE_GNUTLS
g = string_cat(g, US" GnuTLS");
#endif
+#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
+ g = string_cat(g, US" move_frozen_messages");
+#endif
#ifdef USE_OPENSSL
g = string_cat(g, US" OpenSSL");
#endif
+#if defined(CYRUS_PWCHECK_SOCKET)
+ g = string_cat(g, US" pwcheck");
+#endif
+#if defined(RADIUS_CONFIG_FILE)
+ g = string_cat(g, US" radius");
+#endif
#ifndef DISABLE_TLS_RESUME
g = string_cat(g, US" TLS_resume");
#endif
#ifdef SUPPORT_TRANSLATE_IP_ADDRESS
g = string_cat(g, US" translate_ip_address");
#endif
-#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
- g = string_cat(g, US" move_frozen_messages");
+#ifdef USE_TCP_WRAPPERS
+ g = string_cat(g, US" TCPwrappers");
#endif
-#ifdef WITH_CONTENT_SCAN
- g = string_cat(g, US" Content_Scanning");
+#ifdef HAVE_SETCLASSRESOURCES
+ g = string_cat(g, US" use_setclassresources");
#endif
#ifdef SUPPORT_DANE
g = string_cat(g, US" DANE");
#ifndef DISABLE_DNSSEC
g = string_cat(g, US" DNSSEC");
#endif
+#ifndef DISABLE_ESMTP_LIMITS
+ g = string_cat(g, US" ESMTP_Limits");
+#endif
+#ifndef DISABLE_WELLKNOWN
+ g = string_cat(g, US" ESMTP_Wellknown");
+#endif
#ifndef DISABLE_EVENT
g = string_cat(g, US" Event");
#endif
#ifdef EXPERIMENTAL_DSN_INFO
g = string_cat(g, US" Experimental_DSN_info");
#endif
-#ifdef EXPERIMENTAL_ESMTP_LIMITS
- g = string_cat(g, US" Experimental_ESMTP_Limits");
-#endif
#ifdef EXPERIMENTAL_QUEUEFILE
g = string_cat(g, US" Experimental_QUEUEFILE");
#endif
-g = string_cat(g, US"\n");
-
-g = string_cat(g, US"Lookups (built-in):");
-#if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2
- g = string_cat(g, US" lsearch wildlsearch nwildlsearch iplsearch");
-#endif
-#if defined(LOOKUP_CDB) && LOOKUP_CDB!=2
- g = string_cat(g, US" cdb");
-#endif
-#if defined(LOOKUP_DBM) && LOOKUP_DBM!=2
- g = string_cat(g, US" dbm dbmjz dbmnz");
-#endif
-#if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2
- g = string_cat(g, US" dnsdb");
-#endif
-#if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2
- g = string_cat(g, US" dsearch");
-#endif
-#if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2
- g = string_cat(g, US" ibase");
-#endif
-#if defined(LOOKUP_JSON) && LOOKUP_JSON!=2
- g = string_cat(g, US" json");
-#endif
-#if defined(LOOKUP_LDAP) && LOOKUP_LDAP!=2
- g = string_cat(g, US" ldap ldapdn ldapm");
-#endif
-#ifdef LOOKUP_LMDB
- g = string_cat(g, US" lmdb");
-#endif
-#if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2
- g = string_cat(g, US" mysql");
-#endif
-#if defined(LOOKUP_NIS) && LOOKUP_NIS!=2
- g = string_cat(g, US" nis nis0");
-#endif
-#if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2
- g = string_cat(g, US" nisplus");
-#endif
-#if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2
- g = string_cat(g, US" oracle");
-#endif
-#if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2
- g = string_cat(g, US" passwd");
-#endif
-#if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2
- g = string_cat(g, US" pgsql");
-#endif
-#if defined(LOOKUP_REDIS) && LOOKUP_REDIS!=2
- g = string_cat(g, US" redis");
-#endif
-#if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2
- g = string_cat(g, US" sqlite");
-#endif
-#if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2
- g = string_cat(g, US" testdb");
-#endif
-#if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2
- g = string_cat(g, US" whoson");
+#ifdef EXPERIMENTAL_XCLIENT
+ g = string_cat(g, US" Experimental_XCLIENT");
#endif
g = string_cat(g, US"\n");
+g = lookup_show_supported(g);
g = auth_show_supported(g);
g = route_show_supported(g);
g = transport_show_supported(g);
#if defined(__clang__)
g = string_fmt_append(g, "Compiler: CLang [%s]\n", __clang_version__);
#elif defined(__GNUC__)
- g = string_fmt_append(g, "Compiler: GCC [%s]\n",
# ifdef __VERSION__
- __VERSION__
+ g = string_fmt_append(g, "Compiler: GCC [%s]\n", __VERSION__);
# else
- "? unknown version ?"
+ g = string_fmt_append(g, "Compiler: GCC [%s]\n", "? unknown version ?");
# endif
- );
#else
g = string_cat(g, US"Compiler: <unknown>\n");
#endif
gnu_get_libc_version());
#endif
-g = show_db_version(g);
+ g = show_db_version(g);
#ifndef DISABLE_TLS
g = tls_version_report(g);
#ifdef SUPPORT_I18N
g = utf8_version_report(g);
#endif
-#ifdef SUPPORT_DMARC
- g = dmarc_version_report(g);
-#endif
-#ifdef SUPPORT_SPF
- g = spf_lib_version_report(g);
-#endif
-show_string(is_stdout, g);
-g = NULL;
+/*XXX do we need a "show misc-mods version-report" ?
+Currently they are output in misc_mod_add() */
+
+ show_string(is_stdout, g);
+ g = NULL;
-for (auth_info * authi = auths_available; *authi->driver_name != '\0'; ++authi)
- if (authi->version_report)
- g = (*authi->version_report)(g);
+ for (auth_info * ai = auths_available; ai; ai = (auth_info *)ai->drinfo.next)
+ if (ai->version_report)
+ g = (*ai->version_report)(g);
/* PCRE_PRERELEASE is either defined and empty or a bare sequence of
characters; unless it's an ancient version of PCRE in which case it
#endif
#define QUOTE(X) #X
#define EXPAND_AND_QUOTE(X) QUOTE(X)
- {
- uschar buf[24];
- pcre2_config(PCRE2_CONFIG_VERSION, buf);
- g = string_fmt_append(g, "Library version: PCRE2: Compile: %d.%d%s\n"
- " Runtime: %s\n",
- PCRE2_MAJOR, PCRE2_MINOR,
- EXPAND_AND_QUOTE(PCRE2_PRERELEASE) "",
- buf);
- }
+ {
+ uschar buf[24];
+ pcre2_config(PCRE2_CONFIG_VERSION, buf);
+ g = string_fmt_append(g, "Library version: PCRE2: Compile: %d.%d%s\n"
+ " Runtime: %s\n",
+ PCRE2_MAJOR, PCRE2_MINOR,
+ EXPAND_AND_QUOTE(PCRE2_PRERELEASE) "",
+ buf);
+ }
#undef QUOTE
#undef EXPAND_AND_QUOTE
-show_string(is_stdout, g);
-g = NULL;
+ show_string(is_stdout, g);
+ g = NULL;
-init_lookup_list();
-for (int i = 0; i < lookup_list_count; i++)
- if (lookup_list[i]->version_report)
- g = lookup_list[i]->version_report(g);
-show_string(is_stdout, g);
-g = NULL;
+ init_lookup_list();
+ tree_walk(lookups_tree, lookup_version_report_cb, &g);
+ show_string(is_stdout, g);
+ g = NULL;
+ init_misc_mod_list();
#ifdef WHITELIST_D_MACROS
g = string_fmt_append(g, "WHITELIST_D_MACROS: \"%s\"\n", WHITELIST_D_MACROS);
);
return;
case CMDINFO_SIEVE:
- for (const uschar ** pp = exim_sieve_extension_list; *pp; ++pp)
- fprintf(stream, "%s\n", *pp);
+ {
+ const misc_module_info * mi;
+ typedef void (*fn_t)(FILE *);
+ if ((mi = misc_mod_find(US"sieve_filter", NULL)))
+ (((fn_t *) mi->functions)[SIEVE_EXTENSIONS]) (stream);
+ else
+ fprintf(stream, "Sieve filtering not available\n");
+ }
return;
case CMDINFO_DSCP:
dscp_list_to_stream(stream);
Returns: the local part, quoted if necessary
*/
-uschar *
-local_part_quote(uschar *lpart)
+const uschar *
+local_part_quote(const uschar * lpart)
{
BOOL needs_quote = FALSE;
gstring * g;
-for (uschar * t = lpart; !needs_quote && *t != 0; t++)
- {
+for (const uschar * t = lpart; !needs_quote && *t; t++)
needs_quote = !isalnum(*t) && strchr("!#$%&'*+-/=?^_`{|}~", *t) == NULL &&
(*t != '.' || t == lpart || t[1] == 0);
- }
if (!needs_quote) return lpart;
for (;;)
{
- uschar *nq = US Ustrpbrk(lpart, "\\\"");
- if (nq == NULL)
+ uschar * nq = US Ustrpbrk(lpart, "\\\"");
+ if (!nq)
{
g = string_cat(g, lpart);
break;
#endif
/* g can only be NULL if ss==p */
- if (ss == p || g->s[g->ptr-1] != '\\') /* not continuation; done */
+ if (ss == p || gstring_last_char(g) != '\\') /* not continuation; done */
break;
- --g->ptr; /* drop the \ */
+ gstring_trim(g, 1); /* drop the \ */
}
if (had_input) return g ? string_from_gstring(g) : US"";
*/
static void
-exim_usage(uschar *progname)
+exim_usage(const uschar * progname)
{
/* Handle specific program invocation variants */
(void) macros_expand(0, &len, &dummy_macexp);
+#ifdef LOOKUP_MODULE_DIR
+//mod_load_check(big_buffer);
+#endif
+
if (isupper(big_buffer[0]))
{
if (macro_read_assignment(big_buffer))
printf("Defined macro '%s'\n", mlast->name);
}
+else if (Ustrncmp(big_buffer, "set,t ", 6) == 0)
+ printf("%s\n", acl_standalone_setvar(big_buffer+6, TRUE));
+else if (Ustrncmp(big_buffer, "set ", 4) == 0)
+ printf("%s\n", acl_standalone_setvar(big_buffer+4, FALSE));
else
if ((s = expand_string(big_buffer))) printf("%s\n", CS s);
else printf("Failed: %s\n", expand_string_message);
+/*************************************************
+* Queue-runner operations *
+*************************************************/
+
+/* Prefix a new qrunner descriptor to the qrunners list */
+
+static qrunner *
+alloc_qrunner(void)
+{
+qrunner * q = qrunners;
+qrunners = store_get(sizeof(qrunner), GET_UNTAINTED);
+memset(qrunners, 0, sizeof(qrunner)); /* default queue, zero interval */
+qrunners->next = q;
+qrunners->next_tick = time(NULL); /* run right away */
+return qrunners;
+}
+
+static qrunner *
+alloc_onetime_qrunner(void)
+{
+qrunners = store_get_perm(sizeof(qrunner), GET_UNTAINTED);
+memset(qrunners, 0, sizeof(qrunner)); /* default queue, zero interval */
+qrunners->next_tick = time(NULL); /* run right away */
+qrunners->run_max = 1;
+return qrunners;
+}
+
+
/*************************************************
* Entry point and high-level code *
*************************************************/
*/
int
-main(int argc, char **cargv)
+main(int argc, char ** cargv)
{
-uschar **argv = USS cargv;
+const uschar ** argv = CUSS cargv;
int arg_receive_timeout = -1;
int arg_smtp_receive_timeout = -1;
int arg_error_handling = error_handling;
int filter_ufd = -1;
int group_count;
int i, rv;
-int list_queue_option = 0;
+int list_queue_option = QL_BASIC;
int msg_action = 0;
int msg_action_arg = -1;
int namelen = argv[0] ? Ustrlen(argv[0]) : 0;
BOOL verify_as_sender = FALSE;
BOOL rcpt_verify_quota = FALSE;
BOOL version_printed = FALSE;
-uschar *alias_arg = NULL;
-uschar *called_as = US"";
-uschar *cmdline_syslog_name = NULL;
-uschar *start_queue_run_id = NULL;
-uschar *stop_queue_run_id = NULL;
-uschar *expansion_test_message = NULL;
-const uschar *ftest_domain = NULL;
-const uschar *ftest_localpart = NULL;
-const uschar *ftest_prefix = NULL;
-const uschar *ftest_suffix = NULL;
-uschar *log_oneline = NULL;
-uschar *malware_test_file = NULL;
-uschar *real_sender_address;
-uschar *originator_home = US"/";
+const uschar * alias_arg = NULL;
+const uschar * called_as = US"";
+const uschar * cmdline_syslog_name = NULL;
+const uschar * start_queue_run_id = NULL;
+const uschar * stop_queue_run_id = NULL;
+const uschar * expansion_test_message = NULL;
+const uschar * ftest_domain = NULL;
+const uschar * ftest_localpart = NULL;
+const uschar * ftest_prefix = NULL;
+const uschar * ftest_suffix = NULL;
+uschar * log_oneline = NULL;
+const uschar * malware_test_file = NULL;
+const uschar * real_sender_address;
+uschar * originator_home = US"/";
size_t sz;
struct passwd *pw;
/* If running in a dockerized environment, the TERM signal is only
delegated to the PID 1 if we request it by setting an signal handler */
+
if (getpid() == 1) signal(SIGTERM, term_handler);
/* SIGHUP is used to get the daemon to reconfigure. It gets set as appropriate
using mac_ismsgid, which uses this. */
regex_ismsgid =
- regex_must_compile(US"^(?:[^\\W_]{6}-){2}[^\\W_]{2}$", FALSE, TRUE);
+ regex_must_compile(US"^(?:"
+ "[^\\W_]{" str(MESSAGE_ID_TIME_LEN) "}"
+ "-[^\\W_]{" str(MESSAGE_ID_PID_LEN) "}"
+ "-[^\\W_]{" str(MESSAGE_ID_SUBTIME_LEN) "}"
+ "|"
+ "(?:[^\\W_]{6}-){2}[^\\W_]{2}" /* old ID format */
+ ")$",
+ MCS_NOFLAGS, TRUE);
/* Precompile the regular expression that is used for matching an SMTP error
code, possibly extended, at the start of an error message. Note that the
regex_smtp_code =
regex_must_compile(US"^\\d\\d\\d\\s(?:\\d\\.\\d\\d?\\d?\\.\\d\\d?\\d?\\s)?",
- FALSE, TRUE);
+ MCS_NOFLAGS, TRUE);
#ifdef WHITELIST_D_MACROS
/* Precompile the regular expression used to filter the content of macros
given to -D for permissibility. */
regex_whitelisted_macro =
- regex_must_compile(US"^[A-Za-z0-9_/.-]*$", FALSE, TRUE);
+ regex_must_compile(US"^[A-Za-z0-9_/.-]*$", MCS_NOFLAGS, TRUE);
#endif
-for (i = 0; i < REGEX_VARS; i++) regex_vars[i] = NULL;
-
/* If the program is called as "mailq" treat it as equivalent to "exim -bp";
this seems to be a generally accepted convention, since one finds symbolic
links called "mailq" in standard OS configurations. */
if ((namelen == 4 && Ustrcmp(argv[0], "runq") == 0) ||
(namelen > 4 && Ustrncmp(argv[0] + namelen - 5, "/runq", 5) == 0))
{
- queue_interval = 0;
+ alloc_onetime_qrunner();
receiving_message = FALSE;
called_as = US"-runq";
}
for (i = 1; i < argc; i++)
{
BOOL badarg = FALSE;
- uschar * arg = argv[i];
- uschar * argrest;
- int switchchar;
+ const uschar * arg = argv[i];
+ const uschar * argrest;
+ uschar switchchar;
/* An argument not starting with '-' is the start of a recipients list;
break out of the options-scanning loop. */
/* sendmail uses -Ac and -Am to control which .cf file is used;
we ignore them. */
case 'A':
- if (!*argrest) { badarg = TRUE; break; }
- else
- {
- BOOL ignore = FALSE;
- switch (*argrest)
- {
- case 'c':
- case 'm':
- if (*(argrest + 1) == '\0')
- ignore = TRUE;
- break;
- }
- if (!ignore) badarg = TRUE;
- }
- break;
+ if (!*argrest) { badarg = TRUE; break; }
+ else
+ {
+ BOOL ignore = FALSE;
+ switch (*argrest)
+ {
+ case 'c':
+ case 'm':
+ if (*(argrest + 1) == '\0')
+ ignore = TRUE;
+ break;
+ }
+ if (!ignore) badarg = TRUE;
+ }
+ break;
+
+ /* -atrn <host> <domains> */
+ case 'a':
+ if (Ustrcmp(argrest, "trn") == 0)
+ if (i+2 < argc)
+ {
+ atrn_mode = US"C"; /* Customer mode */
+
+ /* The host could at this point have a port attached */
+ atrn_host = exim_arg_copy(argv[++i], EXIM_DOMAINNAME_MAX, "-atrn");
+ atrn_domains = exim_arg_copy(argv[++i], EXIM_DOMAINNAME_MAX*4,
+ "-atrn");
+ i++;
+ }
+ else
+ exim_fail("exim: host and domainlist expected after %s\n", argv[i]);
+ else badarg = TRUE;
+ break;
/* -Btype is a sendmail option for 7bit/8bit setting. Exim is 8-bit clean
so has no need of it. */
case 'B':
- if (!*argrest) i++; /* Skip over the type */
- break;
+ if (!*argrest) i++; /* Skip over the type */
+ break;
case 'b':
-bdf: Ditto, but in the foreground.
*/
case 'd':
- f.daemon_listen = TRUE;
+ f.daemon_listen = f.daemon_scion = TRUE;
if (*argrest == 'f') f.background_daemon = FALSE;
else if (*argrest) badarg = TRUE;
break;
/* -bh: Host checking - an IP address must follow. */
case 'h':
- if (!*argrest || Ustrcmp(argrest, "c") == 0)
+ if ( (!*argrest || Ustrcmp(argrest, "c") == 0)
+ && ++i < argc)
{
- if (++i >= argc) { badarg = TRUE; break; }
sender_host_address = string_copy_taint(
exim_str_fail_toolong(argv[i], EXIM_IPADDR_MAX, "-bh"),
GET_TAINTED);
f.host_checking_callout = *argrest == 'c';
message_logs = FALSE;
}
- else badarg = TRUE;
+ else
+ badarg = TRUE;
break;
/* -bi: This option is used by sendmail to initialize *the* alias file,
case 'I':
if (Ustrlen(argrest) >= 1 && *argrest == ':')
{
- uschar *p = argrest+1;
+ const uschar * p = argrest+1;
info_flag = CMDINFO_HELP;
if (Ustrlen(p))
if (strcmpic(p, CUS"sieve") == 0)
}
if (*argrest == 'r')
- {
- list_queue_option = 8;
- argrest++;
- }
- else list_queue_option = 0;
+ list_queue_option = QL_UNSORTED, argrest++;
+ else
+ list_queue_option = QL_BASIC;
list_queue = TRUE;
/* -bpu: List the contents of the mail queue, top-level undelivered */
- else if (Ustrcmp(argrest, "u") == 0) list_queue_option += 1;
+ else if (Ustrcmp(argrest, "u") == 0) list_queue_option |= QL_UNDELIVERED_ONLY;
/* -bpa: List the contents of the mail queue, including all delivered */
- else if (Ustrcmp(argrest, "a") == 0) list_queue_option += 2;
+ else if (Ustrcmp(argrest, "a") == 0) list_queue_option |= QL_PLUS_GENERATED;
+
+ /* -bpi: List only message IDs */
+
+ else if (Ustrcmp(argrest, "i") == 0) list_queue_option |= QL_MSGID_ONLY;
/* Unknown after -bp[r] */
/* -bw: inetd wait mode, accept a listening socket as stdin */
case 'w':
- f.inetd_wait_mode = TRUE;
+ f.inetd_wait_mode = f.daemon_listen = f.daemon_scion = TRUE;
f.background_daemon = FALSE;
- f.daemon_listen = TRUE;
if (*argrest)
if ((inetd_wait_timeout = readconf_readtime(argrest, 0, FALSE)) <= 0)
exim_fail("exim: bad time value %s: abandoned\n", argv[i]);
reset_point = store_mark();
while (Ufgets(big_buffer, big_buffer_size, trust_list))
{
- uschar *start = big_buffer, *nl;
- while (*start && isspace(*start))
- start++;
- if (*start != '/')
+ uschar * start = big_buffer, * nl;
+ if (Uskip_whitespace(&start) != '/')
continue;
- nl = Ustrchr(start, '\n');
- if (nl)
- *nl = 0;
+ if ((nl = Ustrchr(start, '\n')))
+ *nl = '\0';
trusted_configs[nr_configs++] = string_copy(start);
if (nr_configs == nelem(trusted_configs))
break;
#else
{
int ptr = 0;
- macro_item *m;
+ macro_item * m;
uschar name[24];
- uschar *s = argrest;
+ const uschar * s = argrest;
opt_D_used = TRUE;
- while (isspace(*s)) s++;
+ Uskip_whitespace(&s);
if (*s < 'A' || *s > 'Z')
exim_fail("exim: macro name set by -D must start with "
}
name[ptr] = 0;
if (ptr == 0) { badarg = TRUE; break; }
- while (isspace(*s)) s++;
- if (*s != 0)
+ if (Uskip_whitespace(&s))
{
if (*s++ != '=') { badarg = TRUE; break; }
- while (isspace(*s)) s++;
+ Uskip_whitespace(&s);
}
for (m = macros_user; m; m = m->next)
if (i+1 < argc) argrest = argv[++i]; else { badarg = TRUE; break; }
(void) exim_str_fail_toolong(argrest, EXIM_DISPLAYMAIL_MAX, "-f");
if (!*argrest)
- *(sender_address = store_get(1, GET_UNTAINTED)) = '\0'; /* Ensure writeable memory */
+ {
+ uschar * s = store_get(1, GET_UNTAINTED); /* Ensure writeable memory */
+ *s = '\0';
+ sender_address = s;
+ }
else
{
- uschar * temp = argrest + Ustrlen(argrest) - 1;
+ const uschar * temp = argrest + Ustrlen(argrest) - 1;
while (temp >= argrest && isspace(*temp)) temp--;
if (temp >= argrest && *temp == '.') f_end_dot = TRUE;
allow_domain_literals = TRUE;
case 'K': smtp_peer_options |= OPTION_CHUNKING; break;
-#ifdef EXPERIMENTAL_ESMTP_LIMITS
+#ifndef DISABLE_ESMTP_LIMITS
/* -MCL: peer used LIMITS RCPTMAX and/or RCPTDOMAINMAX */
case 'L': if (++i < argc) continue_limit_mail = Uatoi(argv[i]);
else badarg = TRUE;
{
msg_action = MSG_SETQUEUE;
queue_name_dest = string_copy_taint(
- exim_str_fail_toolong(argv[++i], EXIM_DRIVERNAME_MAX, "-MG"),
+ exim_str_fail_toolong(next_argv(argv, &i, argc, arg),
+ EXIM_DRIVERNAME_MAX, "-MG"),
GET_TAINTED);
}
else if (Ustrcmp(argrest, "mad") == 0) msg_action = MSG_MARK_ALL_DELIVERED;
/* -oB: Set a connection message max value for remote deliveries */
case 'B':
{
- uschar * p = argrest;
+ const uschar * p = argrest;
if (!*p)
if (i+1 < argc && isdigit((argv[i+1][0])))
p = argv[++i];
if (Ustrcmp(argrest, "a") == 0)
sender_host_address = string_copy_taint(
- exim_str_fail_toolong(argv[++i], EXIM_IPADDR_MAX, "-oMa"),
- GET_TAINTED);
+ exim_str_fail_toolong(next_argv(argv, &i, argc, arg),
+ EXIM_IPADDR_MAX, "-oMa"), GET_TAINTED);
/* -oMaa: Set authenticator name */
else if (Ustrcmp(argrest, "aa") == 0)
sender_host_authenticated = string_copy_taint(
- exim_str_fail_toolong(argv[++i], EXIM_DRIVERNAME_MAX, "-oMaa"),
- GET_TAINTED);
+ exim_str_fail_toolong(next_argv(argv, &i, argc, arg),
+ EXIM_DRIVERNAME_MAX, "-oMaa"), GET_TAINTED);
/* -oMas: setting authenticated sender */
else if (Ustrcmp(argrest, "as") == 0)
authenticated_sender = string_copy_taint(
- exim_str_fail_toolong(argv[++i], EXIM_EMAILADDR_MAX, "-oMas"),
- GET_TAINTED);
+ exim_str_fail_toolong(next_argv(argv, &i, argc, arg),
+ EXIM_EMAILADDR_MAX, "-oMas"), GET_TAINTED);
/* -oMai: setting authenticated id */
else if (Ustrcmp(argrest, "ai") == 0)
authenticated_id = string_copy_taint(
- exim_str_fail_toolong(argv[++i], EXIM_EMAILADDR_MAX, "-oMas"),
- GET_TAINTED);
+ exim_str_fail_toolong(next_argv(argv, &i, argc, arg),
+ EXIM_EMAILADDR_MAX, "-oMai"), GET_TAINTED);
/* -oMi: Set incoming interface address */
else if (Ustrcmp(argrest, "i") == 0)
interface_address = string_copy_taint(
- exim_str_fail_toolong(argv[++i], EXIM_IPADDR_MAX, "-oMi"),
- GET_TAINTED);
+ exim_str_fail_toolong(next_argv(argv, &i, argc, arg),
+ EXIM_IPADDR_MAX, "-oMi"), GET_TAINTED);
/* -oMm: Message reference */
exim_fail("-oMm must be a valid message ID\n");
if (!f.trusted_config)
exim_fail("-oMm must be called by a trusted user/config\n");
- message_reference = argv[++i];
+ message_reference = next_argv(argv, &i, argc, arg);
}
/* -oMr: Received protocol */
if (received_protocol)
exim_fail("received_protocol is set already\n");
else
- received_protocol = string_copy_taint(
- exim_str_fail_toolong(argv[++i], EXIM_DRIVERNAME_MAX, "-oMr"),
- GET_TAINTED);
+ if (++i >= argc) badarg = TRUE;
+ else
+ received_protocol = string_copy_taint(
+ exim_str_fail_toolong(argv[i], EXIM_DRIVERNAME_MAX, "-oMr"),
+ GET_TAINTED);
/* -oMs: Set sender host name */
else if (Ustrcmp(argrest, "s") == 0)
- sender_host_name = string_copy_taint(
- exim_str_fail_toolong(argv[++i], EXIM_HOSTNAME_MAX, "-oMs"),
- GET_TAINTED);
+ if (++i >= argc) badarg = TRUE;
+ else
+ sender_host_name = string_copy_taint(
+ exim_str_fail_toolong(argv[i], EXIM_HOSTNAME_MAX, "-oMs"),
+ GET_TAINTED);
/* -oMt: Set sender ident */
else if (Ustrcmp(argrest, "t") == 0)
- {
- sender_ident_set = TRUE;
- sender_ident = string_copy_taint(
- exim_str_fail_toolong(argv[++i], EXIM_IDENTUSER_MAX, "-oMt"),
- GET_TAINTED);
- }
+ if (++i >= argc) badarg = TRUE;
+ else
+ {
+ sender_ident_set = TRUE;
+ sender_ident = string_copy_taint(
+ exim_str_fail_toolong(argv[i], EXIM_IDENTUSER_MAX, "-oMt"),
+ GET_TAINTED);
+ }
/* Else a bad argument */
exim_fail("exim: only uid=%d or uid=%d can use -oP and -oPX "
"(uid=%d euid=%d | %d)\n",
root_uid, exim_uid, getuid(), geteuid(), real_uid);
- if (!*argrest) override_pid_file_path = argv[++i];
+ if (!*argrest)
+ if (++i < argc) override_pid_file_path = argv[i];
+ else badarg = TRUE;
else if (Ustrcmp(argrest, "X") == 0) delete_pid_file();
else badarg = TRUE;
break;
/* Limits: Is there a real limit we want here? 1024 is very arbitrary. */
case 'X':
- if (*argrest) badarg = TRUE;
+ if (*argrest || ++i >= argc) badarg = TRUE;
else override_local_interfaces = string_copy_taint(
- exim_str_fail_toolong(argv[++i], 1024, "-oX"),
- GET_TAINTED);
+ exim_str_fail_toolong(argv[i], 1024, "-oX"), GET_TAINTED);
break;
/* -oY: Override creation of daemon notifier socket */
case 'Y':
if (*argrest) badarg = TRUE;
- else notifier_socket = NULL;
+ else f.notifier_socket_en = FALSE;
break;
/* Unknown -o argument */
which sets the host protocol and host name */
if (!*argrest)
- if (i+1 < argc) argrest = argv[++i]; else { badarg = TRUE; break; }
+ argrest = next_argv(argv, &i, argc, arg);
if (*argrest)
{
}
break;
+ /* -q: set up queue runs */
case 'q':
- receiving_message = FALSE;
- if (queue_interval >= 0)
- exim_fail("exim: -q specified more than once\n");
-
- /* -qq...: Do queue runs in a 2-stage manner */
-
- if (*argrest == 'q')
{
- f.queue_2stage = TRUE;
- argrest++;
- }
+ BOOL two_stage, first_del, force, thaw = FALSE, local;
- /* -qi...: Do only first (initial) deliveries */
+ receiving_message = FALSE;
- if (*argrest == 'i')
- {
- f.queue_run_first_delivery = TRUE;
- argrest++;
- }
+ /* -qq...: Do queue runs in a 2-stage manner */
- /* -qf...: Run the queue, forcing deliveries
- -qff..: Ditto, forcing thawing as well */
+ if ((two_stage = *argrest == 'q'))
+ argrest++;
- if (*argrest == 'f')
- {
- f.queue_run_force = TRUE;
- if (*++argrest == 'f')
- {
- f.deliver_force_thaw = TRUE;
- argrest++;
- }
- }
+ /* -qi...: Do only first (initial) deliveries */
- /* -q[f][f]l...: Run the queue only on local deliveries */
+ if ((first_del = *argrest == 'i'))
+ argrest++;
- if (*argrest == 'l')
- {
- f.queue_run_local = TRUE;
- argrest++;
- }
+ /* -qf...: Run the queue, forcing deliveries
+ -qff..: Ditto, forcing thawing as well */
- /* -q[f][f][l][G<name>]... Work on the named queue */
+ if ((force = *argrest == 'f'))
+ if ((thaw = *++argrest == 'f'))
+ argrest++;
- if (*argrest == 'G')
- {
- int i;
- for (argrest++, i = 0; argrest[i] && argrest[i] != '/'; ) i++;
- exim_len_fail_toolong(i, EXIM_DRIVERNAME_MAX, "-q*G<name>");
- queue_name = string_copyn(argrest, i);
- argrest += i;
- if (*argrest == '/') argrest++;
- }
+ /* -q[f][f]l...: Run the queue only on local deliveries */
+
+ if ((local = *argrest == 'l'))
+ argrest++;
- /* -q[f][f][l][G<name>]: Run the queue, optionally forced, optionally local
- only, optionally named, optionally starting from a given message id. */
+ /* -q[f][f][l][G<name>]... Work on the named queue */
- if (!(list_queue || count_queue))
- if ( !*argrest
- && (i + 1 >= argc || argv[i+1][0] == '-' || mac_ismsgid(argv[i+1])))
+ if (*argrest == 'G')
{
- queue_interval = 0;
- if (i+1 < argc && mac_ismsgid(argv[i+1]))
- start_queue_run_id = string_copy_taint(argv[++i], GET_TAINTED);
- if (i+1 < argc && mac_ismsgid(argv[i+1]))
- stop_queue_run_id = string_copy_taint(argv[++i], GET_TAINTED);
+ int i;
+ for (argrest++, i = 0; argrest[i] && argrest[i] != '/'; ) i++;
+ exim_len_fail_toolong(i, EXIM_DRIVERNAME_MAX, "-q*G<name>");
+ queue_name = string_copyn(argrest, i);
+ argrest += i;
+ if (*argrest == '/') argrest++;
}
- /* -q[f][f][l][G<name>/]<n>: Run the queue at regular intervals, optionally
- forced, optionally local only, optionally named. */
+ /* -q[f][f][l][G<name>]: Run the queue, optionally forced, optionally local
+ only, optionally named, optionally starting from a given message id. */
- else if ((queue_interval = readconf_readtime(*argrest ? argrest : argv[++i],
- 0, FALSE)) <= 0)
- exim_fail("exim: bad time value %s: abandoned\n", argv[i]);
- break;
+ if (!(list_queue || count_queue))
+ {
+ qrunner * q;
+
+ if ( !*argrest
+ && (i + 1 >= argc || argv[i+1][0] == '-' || mac_ismsgid(argv[i+1])))
+ {
+ q = alloc_onetime_qrunner();
+ if (i+1 < argc && mac_ismsgid(argv[i+1]))
+ start_queue_run_id = string_copy_taint(argv[++i], GET_TAINTED);
+ if (i+1 < argc && mac_ismsgid(argv[i+1]))
+ stop_queue_run_id = string_copy_taint(argv[++i], GET_TAINTED);
+ }
+
+ /* -q[f][f][l][G<name>/]<n>: Run the queue at regular intervals, optionally
+ forced, optionally local only, optionally named. */
+
+ else
+ {
+ int intvl;
+ const uschar * s;
+
+ if (*argrest) s = argrest;
+ else if (++i < argc) { badarg = TRUE; break; }
+ else s = argv[i];
+
+ if ((intvl = readconf_readtime(s, 0, FALSE)) <= 0)
+ exim_fail("exim: bad time value %s: abandoned\n", argv[i]);
+
+ for (qrunner * qq = qrunners; qq; qq = qq->next)
+ if ( queue_name && qq->name && Ustrcmp(queue_name, qq->name) == 0
+ || !queue_name && !qq->name)
+ exim_fail("exim: queue-runner specified more than once\n");
+
+ q = alloc_qrunner();
+ q->interval = intvl;
+ }
+
+ q->name = *queue_name ? queue_name : NULL; /* will be NULL for the default queue */
+ q->queue_run_force = force;
+ q->deliver_force_thaw = thaw;
+ q->queue_run_first_delivery = first_del;
+ q->queue_run_local = local;
+ q->queue_2stage = two_stage;
+ }
+
+ break;
+ }
case 'R': /* Synonymous with -qR... */
+ case 'S': /* Synonymous with -qS... */
{
- const uschar *tainted_selectstr;
+ const uschar * tainted_selectstr;
+ uschar * s;
receiving_message = FALSE;
-Rrf: Regex and force
-Rrff: Regex and force and thaw
+ -S...: Like -R but works on sender.
+
in all cases provided there are no further characters in this
argument. */
+ if (!qrunners) alloc_onetime_qrunner();
+ qrunners->queue_2stage = f.queue_2stage;
if (*argrest)
for (int i = 0; i < nelem(rsopts); i++)
if (Ustrcmp(argrest, rsopts[i]) == 0)
{
- if (i != 2) f.queue_run_force = TRUE;
- if (i >= 2) f.deliver_selectstring_regex = TRUE;
- if (i == 1 || i == 4) f.deliver_force_thaw = TRUE;
+ if (i != 2) qrunners->queue_run_force = TRUE;
+ if (i >= 2)
+ if (switchchar == 'R')
+ f.deliver_selectstring_regex = TRUE;
+ else
+ f.deliver_selectstring_sender_regex = TRUE;
+ if (i == 1 || i == 4) qrunners->deliver_force_thaw = TRUE;
argrest += Ustrlen(rsopts[i]);
}
- /* -R: Set string to match in addresses for forced queue run to
+ /* -R or -S: Set string to match in addresses for forced queue run to
pick out particular messages. */
/* Avoid attacks from people providing very long strings, and do so before
else if (i+1 < argc)
tainted_selectstr = argv[++i];
else
- exim_fail("exim: string expected after -R\n");
- deliver_selectstring = string_copy_taint(
+ exim_fail("exim: string expected after %s\n", switchchar == 'R' ? "-R" : "-S");
+
+ s = string_copy_taint(
exim_str_fail_toolong(tainted_selectstr, EXIM_EMAILADDR_MAX, "-R"),
GET_TAINTED);
- }
- break;
-
- /* -r: an obsolete synonym for -f (see above) */
-
- /* -S: Like -R but works on sender. */
-
- case 'S': /* Synonymous with -qS... */
- {
- const uschar *tainted_selectstr;
-
- receiving_message = FALSE;
-
- /* -Sf: As -S (below) but force all deliveries,
- -Sff: Ditto, but also thaw all frozen messages,
- -Sr: String is regex
- -Srf: Regex and force
- -Srff: Regex and force and thaw
-
- in all cases provided there are no further characters in this
- argument. */
-
- if (*argrest)
- for (int i = 0; i < nelem(rsopts); i++)
- if (Ustrcmp(argrest, rsopts[i]) == 0)
- {
- if (i != 2) f.queue_run_force = TRUE;
- if (i >= 2) f.deliver_selectstring_sender_regex = TRUE;
- if (i == 1 || i == 4) f.deliver_force_thaw = TRUE;
- argrest += Ustrlen(rsopts[i]);
- }
-
- /* -S: Set string to match in addresses for forced queue run to
- pick out particular messages. */
-
- if (*argrest)
- tainted_selectstr = argrest;
- else if (i+1 < argc)
- tainted_selectstr = argv[++i];
+ if (switchchar == 'R')
+ deliver_selectstring = s;
else
- exim_fail("exim: string expected after -S\n");
- deliver_selectstring_sender = string_copy_taint(
- exim_str_fail_toolong(tainted_selectstr, EXIM_EMAILADDR_MAX, "-S"),
- GET_TAINTED);
+ deliver_selectstring_sender = s;
}
break;
+
+ /* -r: an obsolete synonym for -f (see above) */
+
/* -Tqt is an option that is exclusively for use by the testing suite.
It is not recognized in other circumstances. It allows for the setting up
of explicit "queue times" so that various warning/retry things can be
tested. Otherwise variability of clock ticks etc. cause problems. */
case 'T':
- if (f.running_in_test_harness && Ustrcmp(argrest, "qt") == 0)
- fudged_queue_times = string_copy_taint(argv[++i], GET_TAINTED);
+ if (f.running_in_test_harness && Ustrcmp(argrest, "qt") == 0 && ++i < argc)
+ fudged_queue_times = string_copy_taint(argv[i], GET_TAINTED);
else badarg = TRUE;
break;
/* If -R or -S have been specified without -q, assume a single queue run. */
- if ( (deliver_selectstring || deliver_selectstring_sender)
- && queue_interval < 0)
- queue_interval = 0;
+ if ((deliver_selectstring || deliver_selectstring_sender) && !qrunners)
+ alloc_onetime_qrunner();
END_ARG:
if (usage_wanted) exim_usage(called_as);
/* Arguments have been processed. Check for incompatibilities. */
-if ( ( (smtp_input || extract_recipients || recipients_arg < argc)
- && ( f.daemon_listen || queue_interval >= 0 || bi_option
+if ( (smtp_input || extract_recipients || recipients_arg < argc)
+ && ( f.daemon_listen || qrunners || bi_option
|| test_retry_arg >= 0 || test_rewrite_arg >= 0
|| filter_test != FTEST_NONE
|| msg_action_arg > 0 && !one_msg_action
- ) )
- || ( msg_action_arg > 0
- && ( f.daemon_listen || queue_interval > 0 || list_options
+ )
+ || msg_action_arg > 0
+ && ( f.daemon_listen || is_multiple_qrun() || list_options
|| checking && msg_action != MSG_LOAD
|| bi_option || test_retry_arg >= 0 || test_rewrite_arg >= 0
- ) )
- || ( (f.daemon_listen || queue_interval > 0)
+ )
+ || (f.daemon_listen || is_multiple_qrun())
&& ( sender_address || list_options || list_queue || checking
|| bi_option
- ) )
- || f.daemon_listen && queue_interval == 0
- || f.inetd_wait_mode && queue_interval >= 0
- || ( list_options
+ )
+ || f.daemon_listen && is_onetime_qrun()
+ || f.inetd_wait_mode && qrunners
+ || list_options
&& ( checking || smtp_input || extract_recipients
|| filter_test != FTEST_NONE || bi_option
- ) )
- || ( verify_address_mode
+ )
+ || verify_address_mode
&& ( f.address_test_mode || smtp_input || extract_recipients
|| filter_test != FTEST_NONE || bi_option
- ) )
- || ( f.address_test_mode
+ )
+ || f.address_test_mode
&& ( smtp_input || extract_recipients || filter_test != FTEST_NONE
|| bi_option
- ) )
- || ( smtp_input
+ )
+ || smtp_input
&& (sender_address || filter_test != FTEST_NONE || extract_recipients)
- )
- || deliver_selectstring && queue_interval < 0
+ || deliver_selectstring && !qrunners
|| msg_action == MSG_LOAD && (!expansion_test || expansion_test_message)
+ || atrn_mode
+ && ( f.daemon_listen || expansion_test || filter_test != FTEST_NONE
+ || checking /* || bi_option || info_stdout || receiving_message
+ || malware_test_file || list_queue || list_config || list_options
+ || version_printed || msg_action_arg > 0 || qrunners
+ */
+ )
)
exim_fail("exim: incompatible command-line options or arguments\n");
This needs to happen before we read the main configuration. */
init_lookup_list();
+init_misc_mod_list();
/*XXX this excrescence could move to the testsuite standard config setup file */
#ifdef SUPPORT_I18N
{
int old_pool = store_pool;
#ifdef MEASURE_TIMING
- struct timeval t0, diff;
+ struct timeval t0;
(void)gettimeofday(&t0, NULL);
#endif
opt_perl_at_start = (perl_start_option > 0);
if (opt_perl_at_start && opt_perl_startup != NULL)
{
- uschar *errstr;
+ uschar * errstr;
+ const misc_module_info * mi = misc_mod_find(US"perl", &errstr);
+ typedef uschar * (*fn_t)(uschar *);
+
+ if (!mi)
+ exim_fail("exim: error finding perl module: %s\n", errstr);
+
DEBUG(D_any) debug_printf("Starting Perl interpreter\n");
- if ((errstr = init_perl(opt_perl_startup)))
+
+ if ((errstr = (((fn_t *) mi->functions)[PERL_STARTUP]) (opt_perl_startup)))
exim_fail("exim: error in perl_startup code: %s\n", errstr);
opt_perl_started = TRUE;
}
if (Uchdir(spool_directory) != 0)
{
(void) directory_make(spool_directory, US"", SPOOL_DIRECTORY_MODE, FALSE);
- (void) Uchdir(spool_directory);
+ if (Uchdir(spool_directory) < 0) ;
}
/* Handle calls with the -bi option. This is a sendmail option to rebuild *the*
if (bi_command && *bi_command)
{
int i = 0;
- uschar *argv[3];
+ const uschar * argv[3];
argv[i++] = bi_command; /* nonexpanded option so assume untainted */
if (alias_arg) argv[i++] = alias_arg;
argv[i++] = NULL;
if ( deliver_give_up || f.daemon_listen || malware_test_file
|| count_queue && queue_list_requires_admin
|| list_queue && queue_list_requires_admin
- || queue_interval >= 0 && prod_requires_admin
+ || qrunners && prod_requires_admin
|| queue_name_dest && prod_requires_admin
|| debugset && !f.running_in_test_harness
)
- exim_fail("exim:%s permission denied\n", debugset ? " debugging" : "");
+ exim_fail("exim:%s permission denied; not admin\n",
+ debugset ? " debugging" : "");
}
/* If the real user is not root or the exim uid, the argument for passing
if ( real_uid != root_uid && real_uid != exim_uid
&& ( continue_hostname
|| ( f.dont_deliver
- && (queue_interval >= 0 || f.daemon_listen || msg_action_arg > 0)
+ && (qrunners || f.daemon_listen || msg_action_arg > 0)
) )
&& !f.running_in_test_harness
)
- exim_fail("exim: Permission denied\n");
+ exim_fail("exim: Permission denied; not exim user or root\n");
/* If the caller is not trusted, certain arguments are ignored when running for
real, but are permitted when checking things (-be, -bv, -bt, -bh, -bf, -bF).
if (real_uid == root_uid || real_uid == exim_uid || interface_port < 1024)
{
+ if (mua_wrapper) log_write(0, LOG_MAIN|LOG_PANIC_DIE, "Input from "
+ "inetd is not supported when mua_wrapper is set");
f.is_inetd = TRUE;
sender_host_address = host_ntoa(-1, (struct sockaddr *)(&inetd_sock),
NULL, &sender_host_port);
- if (mua_wrapper) log_write(0, LOG_MAIN|LOG_PANIC_DIE, "Input from "
- "inetd is not supported when mua_wrapper is set");
}
else
exim_fail(
#ifdef LOAD_AVG_NEEDS_ROOT
if ( receiving_message
- && (queue_only_load >= 0 || (f.is_inetd && smtp_load_reserve >= 0)))
+ && (queue_only_load >= 0 || f.is_inetd && smtp_load_reserve >= 0))
load_average = OS_GETLOADAVG();
#endif
if ( !unprivileged /* originally had root AND */
&& !removed_privilege /* still got root AND */
&& !f.daemon_listen /* not starting the daemon */
- && queue_interval <= 0 /* (either kind of daemon) */
+ && (!qrunners || is_onetime_qrun()) /* (either kind of daemon) */
&& ( /* AND EITHER */
deliver_drop_privilege /* requested unprivileged */
|| ( /* OR */
- queue_interval < 0 /* not running the queue */
+ !qrunners /* not running the queue */
&& ( msg_action_arg < 0 /* and */
|| msg_action != MSG_DELIVER /* not delivering */
) /* and */
if ((result = malware_in_file(malware_test_file)) == FAIL)
{
printf("No malware found.\n");
- exit(EXIT_SUCCESS);
+ exim_exit(EXIT_SUCCESS);
}
if (result != OK)
{
printf("Malware lookup returned non-okay/fail: %d\n", result);
- exit(EXIT_FAILURE);
+ exim_exit(EXIT_FAILURE);
}
if (malware_name)
printf("Malware found: %s\n", malware_name);
#else
printf("Malware scanning not enabled at compile time.\n");
#endif
- exit(EXIT_FAILURE);
+ exim_exit(EXIT_FAILURE);
}
/* Handle a request to list the delivery queue */
{
set_process_info("listing the queue");
queue_list(list_queue_option, argv + recipients_arg, argc - recipients_arg);
- exit(EXIT_SUCCESS);
+ exim_exit(EXIT_SUCCESS);
}
/* Handle a request to count the delivery queue */
{
set_process_info("counting the queue");
fprintf(stdout, "%u\n", queue_count());
- exit(EXIT_SUCCESS);
+ exim_exit(EXIT_SUCCESS);
}
/* Handle actions on specific messages, except for the force delivery and
else if (!queue_action(argv[msg_action_arg], msg_action, argv, argc,
recipients_arg)) yield = EXIT_FAILURE;
- exit(yield);
+ exim_exit(yield);
}
/* We used to set up here to skip reading the ACL section, on
- (msg_action_arg > 0 || (queue_interval == 0 && !f.daemon_listen)
+ (msg_action_arg > 0 || (is_onetime_qrun() && !f.daemon_listen)
Now, since the intro of the ${acl } expansion, ACL definitions may be
needed in transports so we lost the optimisation. */
{
int old_pool = store_pool;
#ifdef MEASURE_TIMING
- struct timeval t0, diff;
+ struct timeval t0;
(void)gettimeofday(&t0, NULL);
#endif
exim_fail("exim: missing recipient for quota check\n");
else
{
- verify_quota(argv[recipients_arg]);
+ verify_quota(US argv[recipients_arg]); /*XXX we lose track of const here */
exim_exit(EXIT_SUCCESS);
}
/* If only a single queue run is requested, without SMTP listening, we can just
turn into a queue runner, with an optional starting message id. */
-if (queue_interval == 0 && !f.daemon_listen)
+if (is_onetime_qrun() && !f.daemon_listen)
{
- DEBUG(D_queue_run) debug_printf("Single queue run%s%s%s%s\n",
- start_queue_run_id ? US" starting at " : US"",
- start_queue_run_id ? start_queue_run_id: US"",
- stop_queue_run_id ? US" stopping at " : US"",
- stop_queue_run_id ? stop_queue_run_id : US"");
- if (*queue_name)
- set_process_info("running the '%s' queue (single queue run)", queue_name);
- else
- set_process_info("running the queue (single queue run)");
- queue_run(start_queue_run_id, stop_queue_run_id, FALSE);
+ single_queue_run(qrunners, start_queue_run_id, stop_queue_run_id);
exim_exit(EXIT_SUCCESS);
}
/* If a pattern for matching the gecos field was supplied, apply
it and then expand the name string. */
+ GET_OPTION("gecos_pattern");
+ GET_OPTION("gecos_name");
if (gecos_pattern && gecos_name)
{
const pcre2_code *re;
- re = regex_must_compile(gecos_pattern, FALSE, TRUE); /* Use malloc */
+ re = regex_must_compile(gecos_pattern, MCS_NOFLAGS, TRUE); /* Use malloc */
if (regex_match_and_setup(re, name, 0, -1))
{
if (!originator_login || f.running_in_test_harness)
{
+ GET_OPTION("unknown_login");
if (unknown_login)
{
originator_login = expand_string(unknown_login);
for incoming messages via the daemon. The daemon cannot be run in mua_wrapper
mode. */
-if (f.daemon_listen || f.inetd_wait_mode || queue_interval > 0)
+if (f.daemon_listen || f.inetd_wait_mode || is_multiple_qrun())
{
if (mua_wrapper)
{
routines in it, so call even if tls_require_ciphers is unset */
{
# ifdef MEASURE_TIMING
- struct timeval t0, diff;
+ struct timeval t0;
(void)gettimeofday(&t0, NULL);
# endif
if (!tls_dropprivs_validate_require_cipher(FALSE))
- exit(1);
+ exim_exit(EXIT_FAILURE);
# ifdef MEASURE_TIMING
report_time_since(&t0, US"validate_ciphers (delta)");
# endif
#endif
daemon_go();
+ /*NOTREACHED*/
}
/* If the sender ident has not been set (by a trusted caller) set it to
else if (expansion_test_message)
{
+ uschar * rme = expand_string(recipients_max);
int save_stdin = dup(0);
int fd = Uopen(expansion_test_message, O_RDONLY, 0);
if (fd < 0)
(void) dup2(fd, 0);
filter_test = FTEST_USER; /* Fudge to make it look like filter test */
message_ended = END_NOTENDED;
+ recipients_max_expanded = atoi(CCS rme);
read_message_body(receive_msg(extract_recipients));
message_linecount += body_linecount;
(void)dup2(save_stdin, 0);
/* Expand command line items */
if (recipients_arg < argc)
- while (recipients_arg < argc)
- expansion_test_line(exim_str_fail_toolong(argv[recipients_arg++], EXIM_EMAILADDR_MAX, "recipient"));
+ {
+ config_filename = US"-be args";
+ for (config_lineno = 1; recipients_arg < argc; config_lineno++)
+ expansion_test_line(exim_str_fail_toolong(argv[recipients_arg++],
+ EXIM_EMAILADDR_MAX, "-be arg"));
+ }
/* Read stdin */
void *dlhandle = set_readline(&fn_readline, &fn_addhist);
#endif
- while (s = get_stdinput(fn_readline, fn_addhist))
+ config_filename = US"-be stdin";
+ for (config_lineno = 1; s = get_stdinput(fn_readline, fn_addhist);
+ config_lineno++)
expansion_test_line(s);
#ifdef USE_READLINE
set for host checking, and for receiving messages. */
smtp_active_hostname = primary_hostname;
-if (raw_active_hostname != NULL)
+GET_OPTION("smtp_active_hostname");
+if (raw_active_hostname)
{
- uschar *nah = expand_string(raw_active_hostname);
- if (nah == NULL)
+ uschar * nah = expand_string(raw_active_hostname);
+ if (!nah)
{
if (!f.expand_string_forcedfail)
log_write(0, LOG_MAIN|LOG_PANIC_DIE, "failed to expand \"%s\" "
"(smtp_active_hostname): %s", raw_active_hostname,
expand_string_message);
}
- else if (nah[0] != 0) smtp_active_hostname = nah;
+ else if (nah[0]) smtp_active_hostname = nah;
}
/* Handle host checking: this facility mocks up an incoming SMTP call from a
}
/* In case the given address is a non-canonical IPv6 address, canonicalize
- it. The code works for both IPv4 and IPv6, as it happens. */
+ it. Use the compressed form for IPv6. */
size = host_aton(sender_host_address, x);
sender_host_address = store_get(48, GET_UNTAINTED); /* large enough for full IPv6 */
- (void)host_nmtoa(size, x, -1, sender_host_address, ':');
+ if (size == 1)
+ (void) host_nmtoa(size, x, -1, sender_host_address, ':');
+ else
+ (void) ipv6_nmtoa(x, sender_host_address);
/* Now set up for testing */
"**** This is not for real!\n\n",
sender_host_address);
+ set_connection_id();
memset(sender_host_cache, 0, sizeof(sender_host_cache));
if (verify_check_host(&hosts_connection_nolog) == OK)
+ {
BIT_CLEAR(log_selector, log_selector_size, Li_smtp_connection);
+ BIT_CLEAR(log_selector, log_selector_size, Li_smtp_no_mail);
+ }
log_write(L_smtp_connection, LOG_MAIN, "%s", smtp_get_connection_info());
/* NOTE: We do *not* call smtp_log_no_mail() if smtp_start_session() fails,
return_path = sender_address = NULL;
dnslist_domain = dnslist_matched = NULL;
-#ifndef DISABLE_DKIM
- dkim_cur_signer = NULL;
-#endif
acl_var_m = NULL;
deliver_localpart_orig = NULL;
deliver_domain_orig = NULL;
verification test or info dump.
In the former case, show the configuration file name. */
-if (recipients_arg >= argc && !extract_recipients && !smtp_input)
+if ( recipients_arg >= argc && !extract_recipients
+ && !smtp_input && !atrn_mode)
{
if (version_printed)
{
exim_usage(called_as);
}
+/*XXX somewhere around here. Maybe earlier, but no later. ATRN customer */
+if (atrn_mode)
+ atrn_handle_customer();
+
/* If mua_wrapper is set, Exim is being used to turn an MUA that submits on the
standard input into an MUA that submits to a smarthost over TCP/IP. We know
logging being sent down the socket and make an identd call to get the
sender_ident. */
-else if (f.is_inetd)
+else if (f.is_inetd && !atrn_mode)
{
(void)fclose(stderr);
exim_nullstd(); /* Re-open to /dev/null */
(usually "connection refused: <reason>") and writing another one is
unnecessary clutter. */
+set_connection_id();
if (smtp_input)
{
smtp_in = stdin;
smtp_out = stdout;
+
memset(sender_host_cache, 0, sizeof(sender_host_cache));
if (verify_check_host(&hosts_connection_nolog) == OK)
+ {
BIT_CLEAR(log_selector, log_selector_size, Li_smtp_connection);
+ BIT_CLEAR(log_selector, log_selector_size, Li_smtp_no_mail);
+ }
log_write(L_smtp_connection, LOG_MAIN, "%s", smtp_get_connection_info());
if (!smtp_start_session())
{
else
{
+ GET_OPTION("message_size_limit");
thismessage_size_limit = expand_string_integer(message_size_limit, TRUE);
if (expand_string_message)
if (thismessage_size_limit == -1)
rmark reset_point = store_mark();
message_id[0] = 0;
- /* Handle the SMTP case; call smtp_setup_mst() to deal with the initial SMTP
+ /* Handle the SMTP case; call smtp_setup_msg() to deal with the initial SMTP
input and build the recipients list, before calling receive_msg() to read the
message proper. Whatever sender address is given in the SMTP transaction is
often ignored for local senders - we use the actual sender, which is normally
int rc;
if ((rc = smtp_setup_msg()) > 0)
{
- if (real_sender_address != NULL &&
- !receive_check_set_sender(sender_address))
+ if ( real_sender_address
+ && !receive_check_set_sender(sender_address))
{
sender_address = raw_sender = real_sender_address;
sender_address_unrewritten = NULL;
the very end. The result of the ACL is ignored (as for other non-SMTP
messages). It is run for its potential side effects. */
- if (smtp_batched_input && acl_not_smtp_start != NULL)
- {
- uschar *user_msg, *log_msg;
- f.enable_dollar_recipients = TRUE;
- (void)acl_check(ACL_WHERE_NOTSMTP_START, NULL, acl_not_smtp_start,
- &user_msg, &log_msg);
- f.enable_dollar_recipients = FALSE;
- }
+ if (smtp_batched_input)
+ {
+ GET_OPTION("acl_not_smtp_start");
+ if (acl_not_smtp_start)
+ {
+ uschar * user_msg, * log_msg;
+ f.enable_dollar_recipients = TRUE;
+ (void)acl_check(ACL_WHERE_NOTSMTP_START, NULL, acl_not_smtp_start,
+ &user_msg, &log_msg);
+ f.enable_dollar_recipients = FALSE;
+ }
+ }
/* Now get the data for the message */
else
{
- int rcount = 0;
- int count = argc - recipients_arg;
- uschar **list = argv + recipients_arg;
+ uschar * rme = expand_string(recipients_max);
+ int rcount = 0, count = argc - recipients_arg;
+ const uschar ** list = argv + recipients_arg;
+
+ recipients_max_expanded = atoi(CCS rme);
/* These options cannot be changed dynamically for non-SMTP messages */
int start, end, domain;
uschar * errmess;
/* There can be multiple addresses, so EXIM_DISPLAYMAIL_MAX (tuned for 1) is too short.
- * We'll still want to cap it to something, just in case. */
+ We'll still want to cap it to something, just in case. */
uschar * s = string_copy_taint(
exim_str_fail_toolong(list[i], BIG_BUFFER_SIZE, "address argument"),
GET_TAINTED);
while (*s)
{
BOOL finished = FALSE;
- uschar *recipient;
- uschar *ss = parse_find_address_end(s, FALSE);
+ uschar * recipient;
+ uschar * ss = parse_find_address_end(s, FALSE);
if (*ss == ',') *ss = 0; else finished = TRUE;
/* Check max recipients - if -t was used, these aren't recipients */
- if (recipients_max > 0 && ++rcount > recipients_max &&
- !extract_recipients)
+ if ( recipients_max_expanded > 0 && ++rcount > recipients_max_expanded
+ && !extract_recipients)
+ {
+ DEBUG(D_all) debug_printf("excess reipients (max %d)\n",
+ recipients_max_expanded);
+
if (error_handling == ERRORS_STDERR)
{
fprintf(stderr, "exim: too many recipients\n");
return
moan_to_sender(ERRMESS_TOOMANYRECIP, NULL, NULL, stdin, TRUE)?
errors_sender_rc : EXIT_FAILURE;
+ }
#ifdef SUPPORT_I18N
{
}
if (!recipient)
+ {
+ DEBUG(D_all) debug_printf("bad recipient address \"%s\": %s\n",
+ string_printing(list[i]), errmess);
+
if (error_handling == ERRORS_STDERR)
{
fprintf(stderr, "exim: bad recipient address \"%s\": %s\n",
moan_to_sender(ERRMESS_BADARGADDRESS, &eblock, NULL, stdin, TRUE)?
errors_sender_rc : EXIT_FAILURE;
}
+ }
receive_add_recipient(string_copy_taint(recipient, GET_TAINTED), -1);
s = ss;
if (!finished)
- while (*(++s) != 0 && (*s == ',' || isspace(*s)));
+ while (*++s && (*s == ',' || isspace(*s)));
}
}
ignored; rejecting here would just add complication, and it can just as
well be done later. Allow $recipients to be visible in the ACL. */
+ GET_OPTION("acl_not_smtp_start");
if (acl_not_smtp_start)
{
- uschar *user_msg, *log_msg;
+ uschar * user_msg, * log_msg;
f.enable_dollar_recipients = TRUE;
(void)acl_check(ACL_WHERE_NOTSMTP_START, NULL, acl_not_smtp_start,
&user_msg, &log_msg);
dnslist_domain = dnslist_matched = NULL;
#ifdef WITH_CONTENT_SCAN
malware_name = NULL;
+ regex_vars_clear();
#endif
callout_address = NULL;
sending_ip_address = NULL;
deliver_localpart_data = deliver_domain_data =
recipient_data = sender_data = NULL;
acl_var_m = NULL;
- for(int i = 0; i < REGEX_VARS; i++) regex_vars[i] = NULL;
+ lookup_value = NULL; /* Can be set by ACL */
store_reset(reset_point);
}
/* End of exim.c */
+/* vi: aw ai sw=2
+*/
git://git.exim.org / exim.git / blobdiff