/*
* Copyright © 2006-2007 Pierre Habouzit
+ * Copyright © 2008 Florent Bruneau
*/
#include <getopt.h>
#define RUNAS_USER "nobody"
#define RUNAS_GROUP "nogroup"
+DECLARE_MAIN
+
enum smtp_state {
SMTP_UNKNOWN,
SMTP_CONNECT,
const char *size;
const char *ccert_subject;
const char *ccert_issuer;
- const char *ccsert_fingerprint;
+ const char *ccert_fingerprint;
/* postfix 2.3+ */
const char *encryption_protocol;
const char *encryption_keysize;
const char *etrn_domain;
+ /* postfix 2.5+ */
+ const char *stress;
+
const char *eoq;
} query_t;
-static void* query_new()
+static query_t *query_new(void)
{
return p_new(query_t, 1);
}
-static void query_delete(void *arg)
+static void query_delete(query_t **query)
{
- query_t **query = arg;
if (*query) {
p_delete(query);
}
}
+static void *query_starter(server_t* server)
+{
+ return query_new();
+}
+
static int postfix_parsejob(query_t *query, char *p)
{
#define PARSE_CHECK(expr, error, ...) \
CASE(SIZE, size);
CASE(CCERT_SUBJECT, ccert_subject);
CASE(CCERT_ISSUER, ccert_issuer);
- CASE(CCSERT_FINGERPRINT, ccsert_fingerprint);
+ CASE(CCERT_FINGERPRINT, ccert_fingerprint);
CASE(ENCRYPTION_PROTOCOL, encryption_protocol);
CASE(ENCRYPTION_CIPHER, encryption_cipher);
CASE(ENCRYPTION_KEYSIZE, encryption_keysize);
CASE(ETRN_DOMAIN, etrn_domain);
+ CASE(STRESS, stress);
#undef CASE
case PTK_REQUEST:
default:
syslog(LOG_WARNING, "unexpected key, skipped: %.*s", klen, k);
- break;
+ continue;
}
}
static void policy_answer(server_t *pcy, const char *fmt, ...)
{
va_list args;
+ const query_t* query = pcy->data;
+
+ buffer_addstr(&pcy->obuf, "action=");
va_start(args, fmt);
buffer_addvf(&pcy->obuf, fmt, args);
va_end(args);
buffer_addstr(&pcy->obuf, "\n\n");
- buffer_consume(&pcy->ibuf, ((query_t*)(pcy->data))->eoq - pcy->ibuf.data);
+ buffer_consume(&pcy->ibuf, query->eoq - pcy->ibuf.data);
epoll_modify(pcy->fd, EPOLLIN | EPOLLOUT, pcy);
}
+static bool policy_run_filter(const query_t* query, void* filter, void* conf)
+{
+ return false;
+}
+
static void policy_process(server_t *pcy)
{
- policy_answer(pcy, "DUNNO");
+ const query_t* query = pcy->data;
+ if (!policy_run_filter(query, NULL, NULL)) {
+ policy_answer(pcy, "DUNNO");
+ }
}
static int policy_run(server_t *pcy, void* config)
ssize_t search_offs = MAX(0, pcy->ibuf.len - 1);
int nb = buffer_read(&pcy->ibuf, pcy->fd, -1);
const char *eoq;
+ query_t* query = pcy->data;
if (nb < 0) {
if (errno == EAGAIN || errno == EINTR)
if (postfix_parsejob(pcy->data, pcy->ibuf.data) < 0)
return -1;
- ((query_t*)pcy->data)->eoq = eoq + strlen("\n\n");
+ query->eoq = eoq + strlen("\n\n");
epoll_modify(pcy->fd, 0, pcy);
policy_process(pcy);
return 0;
/* administrivia {{{ */
-static int main_initialize(void)
-{
- openlog("postlicyd", LOG_PID, LOG_MAIL);
- signal(SIGPIPE, SIG_IGN);
- signal(SIGINT, &common_sighandler);
- signal(SIGTERM, &common_sighandler);
- signal(SIGHUP, &common_sighandler);
- signal(SIGSEGV, &common_sighandler);
- syslog(LOG_INFO, "Starting...");
- return 0;
-}
-
-static void main_shutdown(void)
-{
- closelog();
-}
-
-module_init(main_initialize);
-module_exit(main_shutdown);
-
void usage(void)
{
fputs("usage: "DAEMON_NAME" [options] config\n"
int main(int argc, char *argv[])
{
+ bool unsafe = false;
const char *pidfile = NULL;
bool daemonize = true;
int port = DEFAULT_PORT;
case 'p':
pidfile = optarg;
break;
+ case 'u':
+ unsafe = true;
+ break;
case 'l':
port = atoi(optarg);
break;
return EXIT_FAILURE;
}
- if (pidfile_open(pidfile) < 0) {
- syslog(LOG_CRIT, "unable to write pidfile %s", pidfile);
+ if (common_setup(pidfile, false, RUNAS_USER, RUNAS_GROUP,
+ daemonize) != EXIT_SUCCESS
+ || start_listener(port) < 0) {
return EXIT_FAILURE;
}
-
- if (drop_privileges(RUNAS_USER, RUNAS_GROUP) < 0) {
- syslog(LOG_CRIT, "unable to drop privileges");
- return EXIT_FAILURE;
- }
-
- if (daemonize && daemon_detach() < 0) {
- syslog(LOG_CRIT, "unable to fork");
- return EXIT_FAILURE;
- }
-
- pidfile_refresh();
-
- if (start_listener(port) < 0)
- return EXIT_FAILURE;
-
- (void)server_loop(query_new, query_delete, policy_run, NULL);
-
- syslog(LOG_INFO, "Stopping...");
- return EXIT_SUCCESS;
+ return server_loop(query_starter, (delete_client_t)query_delete,
+ policy_run, NULL);
}