-/*
- * Copyright (C) 2008-2009 Stig Venaas <venaas@uninett.no>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- */
+/* Copyright (c) 2006-2009, Stig Venaas, UNINETT AS.
+ * Copyright (c) 2010, UNINETT AS, NORDUnet A/S.
+ * Copyright (c) 2010-2012, NORDUnet A/S. */
+/* See LICENSE for licensing information. */
#include <signal.h>
#include <sys/socket.h>
#include <pthread.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
-#include "list.h"
#include "hash.h"
#include "radsecproxy.h"
static const struct protodefs protodefs = {
"dtls",
- "mysecret", /* secretdefault */
+ "radsec", /* secretdefault */
SOCK_DGRAM, /* socktype */
"2083", /* portdefault */
REQUEST_RETRY_COUNT, /* retrycountdefault */
struct dtlsservernewparams {
struct sessioncacheentry *sesscache;
int sock;
- struct sockaddr_storage addr;
+ struct sockaddr_storage addr;
};
void dtlssetsrcres() {
if (!srcres)
- srcres = resolvepassiveaddrinfo(protoopts ? protoopts->sourcearg : NULL, NULL, protodefs.socktype);
+ srcres =
+ resolvepassiveaddrinfo(protoopts ? protoopts->sourcearg : NULL,
+ AF_UNSPEC, NULL, protodefs.socktype);
}
int udp2bio(int s, struct gqueue *q, int cnt) {
if (cnt < 1)
return 0;
-
+
buf = malloc(cnt);
if (!buf) {
unsigned char err;
int dtlsread(SSL *ssl, struct gqueue *q, unsigned char *buf, int num, int timeout) {
int len, cnt;
BIO *rbio;
-
+
for (len = 0; len < num; len += cnt) {
cnt = SSL_read(ssl, buf + len, num - len);
if (cnt <= 0)
rbio = getrbio(ssl, q, timeout);
if (!rbio)
return 0;
- BIO_free(ssl->rbio);
+ BIO_free(ssl->rbio);
ssl->rbio = rbio;
cnt = 0;
continue;
ssl = SSL_new(ctx);
if (!ssl)
return NULL;
-
+
mem0bio = BIO_new(BIO_s_mem());
BIO_set_mem_eof_return(mem0bio, -1);
wbio = BIO_new_dgram(s, BIO_NOCLOSE);
continue;
}
memcpy(rad, buf, 4);
-
+
cnt = dtlsread(ssl, rbios, rad + 4, len - 4, timeout);
if (cnt < 1) {
debug(DBG_DBG, cnt ? "raddtlsget: connection lost" : "raddtlsget: timeout");
free(rad);
return NULL;
}
-
+
if (len >= 20)
break;
-
+
free(rad);
debug(DBG_WARN, "raddtlsget: packet smaller than minimum radius size");
}
-
+
debug(DBG_DBG, "raddtlsget: got %d bytes", len);
return rad;
}
struct client *client = (struct client *)arg;
struct gqueue *replyq;
struct request *reply;
-
+
debug(DBG_DBG, "dtlsserverwr: starting for %s", addr2string(client->addr));
replyq = client->replyq;
for (;;) {
pthread_mutex_lock(&replyq->mutex);
while (!list_first(replyq->entries)) {
- if (client->ssl) {
+ if (client->ssl) {
debug(DBG_DBG, "dtlsserverwr: waiting for signal");
pthread_cond_wait(&replyq->cond, &replyq->mutex);
debug(DBG_DBG, "dtlsserverwr: got signal");
struct request *rq;
uint8_t *buf;
pthread_t dtlsserverwrth;
-
+
debug(DBG_DBG, "dtlsserverrd: starting for %s", addr2string(client->addr));
if (pthread_create(&dtlsserverwrth, NULL, dtlsserverwr, (void *)client)) {
break;
}
}
-
+
/* stop writer by setting ssl to NULL and give signal in case waiting for data */
client->ssl = NULL;
if (cert)
X509_free(cert);
- exit:
+exit:
if (ssl) {
SSL_shutdown(ssl);
SSL_free(ssl);
struct timeval now;
struct hash_entry *he;
struct sessioncacheentry *e;
-
+
gettimeofday(&now, NULL);
if (now.tv_sec - last->tv_sec < 19)
return;
pthread_t dtlsserverth;
struct hash *sessioncache;
struct sessioncacheentry *cacheentry;
-
+
sessioncache = hash_create();
if (!sessioncache)
debugx(1, DBG_ERR, "udpdtlsserverrd: malloc failed");
gettimeofday(&lastexpiry, NULL);
-
+
for (;;) {
FD_ZERO(&readfds);
FD_SET(s, &readfds);
X509 *cert;
SSL_CTX *ctx = NULL;
struct hostportres *hp;
-
+
debug(DBG_DBG, "dtlsconnect: called from %s", text);
pthread_mutex_lock(&server->lock);
if (when && memcmp(&server->lastconnecttry, when, sizeof(struct timeval))) {
if (!server->ssl)
continue;
debug(DBG_DBG, "dtlsconnect: DTLS: ok");
-
+
cert = verifytlscert(server->ssl);
if (!cert)
continue;
-
+
if (verifyconfcert(cert, server->conf))
break;
X509_free(cert);
socklen_t fromlen = sizeof(from);
struct clsrvconf *conf;
fd_set readfds;
-
+
for (;;) {
FD_ZERO(&readfds);
FD_SET(s, &readfds);
debug(DBG_WARN, "udpdtlsclientrd: recv failed");
continue;
}
-
+
conf = find_srvconf(handle, (struct sockaddr *)&from, NULL);
if (!conf) {
debug(DBG_WARN, "udpdtlsclientrd: got packet from wrong or unknown DTLS peer %s, ignoring", addr2string((struct sockaddr *)&from));
unsigned char *buf;
struct timeval lastconnecttry;
int secs;
-
+
for (;;) {
/* yes, lastconnecttry is really necessary */
lastconnecttry = server->lastconnecttry;
freeaddrinfo(srcres);
srcres = NULL;
}
-
+
if (client4_sock >= 0)
if (pthread_create(&cl4th, NULL, udpdtlsclientrd, (void *)&client4_sock))
debugx(1, DBG_ERR, "pthread_create failed");
return NULL;
}
#endif
+
+/* Local Variables: */
+/* c-file-style: "stroustrup" */
+/* End: */