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authorvenaas <venaas>2008-07-21 11:43:44 +0000
committervenaas <venaas@e88ac4ed-0b26-0410-9574-a7f39faa03bf>2008-07-21 11:43:44 +0000
commit3df365105d1869e32a62cecbb507a760edd3c890 (patch)
tree2d42fdbec592361a427070551db5931423aecb52 /radsecproxy.c
parent51cfff642b9e87ed956ff19a19d0d8d232938e14 (diff)
allowing multiple listener statements and binding to both v4 and v6 if needed
git-svn-id: https://svn.testnett.uninett.no/radsecproxy/trunk@313 e88ac4ed-0b26-0410-9574-a7f39faa03bf
Diffstat (limited to 'radsecproxy.c')
-rw-r--r--radsecproxy.c126
1 files changed, 77 insertions, 49 deletions
diff --git a/radsecproxy.c b/radsecproxy.c
index b05803c..ac120b9 100644
--- a/radsecproxy.c
+++ b/radsecproxy.c
@@ -2547,44 +2547,21 @@ void *udpserverwr(void *arg) {
void *udpserverrd(void *arg) {
struct request rq;
- struct udpserverrdarg *rdarg = (struct udpserverrdarg *)arg;
+ struct listenerarg *larg = (struct listenerarg *)arg;
for (;;) {
memset(&rq, 0, sizeof(struct request));
- rq.buf = radudpget(rdarg->s, &rq.from, NULL, &rq.fromsa);
- if (rdarg->acconly && *rq.buf != RAD_Accounting_Request) {
+ rq.buf = radudpget(larg->s, &rq.from, NULL, &rq.fromsa);
+ if (larg->acconly && *rq.buf != RAD_Accounting_Request) {
debug(DBG_INFO, "udpserverrd: got something other than accounting-request, ignoring");
freerqdata(&rq);
continue;
}
- rq.fromudpsock = rdarg->s;
+ rq.fromudpsock = larg->s;
radsrv(&rq);
}
}
-void createudplisteners(char *arg, uint8_t acconly) {
- pthread_t th;
- struct clsrvconf *listenres;
- struct udpserverrdarg *rdarg;
-
- rdarg = malloc(sizeof(struct udpserverrdarg));
- if (!rdarg)
- debugx(1, DBG_ERR, "malloc failed");
-
- listenres = resolve_hostport('U', arg, DEFAULT_UDP_PORT);
- if ((rdarg->s = bindtoaddr(listenres->addrinfo, AF_UNSPEC, 1, 0)) < 0)
- debugx(1, DBG_ERR, "createudplisteners: socket/bind failed");
-
- debug(DBG_WARN, "createudplisteners: listening for UDP on %s:%s",
- listenres->host ? listenres->host : "*", listenres->port);
- freeclsrvres(listenres);
-
- rdarg->acconly = acconly;
- if (pthread_create(&th, NULL, udpserverrd, (void *)rdarg))
- debugx(1, DBG_ERR, "pthread_create failed");
- pthread_detach(th);
-}
-
void *tlsserverwr(void *arg) {
int cnt;
unsigned long error;
@@ -2715,36 +2692,87 @@ void *tlsservernew(void *arg) {
pthread_exit(NULL);
}
-int tlslistener() {
+void *tlslistener(void *arg) {
pthread_t tlsserverth;
- int s, snew;
+ int s;
struct sockaddr_storage from;
size_t fromlen = sizeof(from);
- struct clsrvconf *listenres;
+ struct listenerarg *larg = (struct listenerarg *)arg;
- listenres = resolve_hostport('T', options.listentcp, DEFAULT_TLS_PORT);
- if ((s = bindtoaddr(listenres->addrinfo, AF_UNSPEC, 1, 0)) < 0)
- debugx(1, DBG_ERR, "tlslistener: socket/bind failed");
-
- debug(DBG_WARN, "listening for incoming TCP on %s:%s", listenres->host ? listenres->host : "*", listenres->port);
- freeclsrvres(listenres);
- listen(s, 0);
+ listen(larg->s, 0);
for (;;) {
- snew = accept(s, (struct sockaddr *)&from, &fromlen);
- if (snew < 0) {
+ s = accept(larg->s, (struct sockaddr *)&from, &fromlen);
+ if (s < 0) {
debug(DBG_WARN, "accept failed");
continue;
}
- if (pthread_create(&tlsserverth, NULL, tlsservernew, (void *)&snew)) {
+ if (pthread_create(&tlsserverth, NULL, tlsservernew, (void *)&s)) {
debug(DBG_ERR, "tlslistener: pthread_create failed");
- shutdown(snew, SHUT_RDWR);
- close(snew);
+ shutdown(s, SHUT_RDWR);
+ close(s);
continue;
}
pthread_detach(tlsserverth);
}
- return 0;
+ return NULL;
+}
+
+void createlistener(char type, char *arg, uint8_t acconly) {
+ pthread_t th;
+ struct clsrvconf *listenres;
+ struct addrinfo *res;
+ struct listenerarg *larg = NULL;
+ int s = -1, on = 1;
+
+ listenres = resolve_hostport(type, arg, type == 'T' ? DEFAULT_TLS_PORT : DEFAULT_UDP_PORT);
+ if (!listenres)
+ debugx(1, DBG_ERR, "createlistener: failed to resolve %s", arg);
+
+ for (res = listenres->addrinfo; res; res = res->ai_next) {
+ s = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
+ if (s < 0) {
+ debug(DBG_WARN, "createlistener: socket failed");
+ continue;
+ }
+ setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
+#ifdef IPV6_V6ONLY
+ if (res->ai_family == AF_INET6)
+ setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, &on, sizeof(on));
+#endif
+ if (bind(s, res->ai_addr, res->ai_addrlen)) {
+ debug(DBG_WARN, "createlistener: bind failed");
+ close(s);
+ s = -1;
+ continue;
+ }
+
+ larg = malloc(sizeof(struct listenerarg));
+ if (!larg)
+ debugx(1, DBG_ERR, "malloc failed");
+ larg->s = s;
+ larg->acconly = acconly;
+ if (pthread_create(&th, NULL, type == 'T' ? tlslistener : udpserverrd, (void *)larg))
+ debugx(1, DBG_ERR, "pthread_create failed");
+ pthread_detach(th);
+ }
+ if (!larg)
+ debugx(1, DBG_ERR, "createlistener: socket/bind failed");
+
+ debug(DBG_WARN, "createlistener: listening for %s%s on %s:%s",
+ type == 'T' ? "TLS" : "UDP", acconly ? " accounting" : "",
+ listenres->host ? listenres->host : "*", listenres->port);
+ freeclsrvres(listenres);
+}
+
+void createlisteners(char type, char **args, uint8_t acconly) {
+ int i;
+
+ if (args)
+ for (i = 0; args[i]; i++)
+ createlistener(type, args[i], acconly);
+ else
+ createlistener(type, NULL, acconly);
}
void tlsadd(char *value, char *cacertfile, char *cacertpath, char *certfile, char *certkeyfile, char *certkeypwd, uint8_t crlcheck) {
@@ -3709,9 +3737,9 @@ void getmainconfig(const char *configfile) {
debugx(1, DBG_ERR, "malloc failed");
if (!getgenericconfig(&cfs, NULL,
- "ListenUDP", CONF_STR, &options.listenudp,
- "ListenTCP", CONF_STR, &options.listentcp,
- "ListenAccountingUDP", CONF_STR, &options.listenaccudp,
+ "ListenUDP", CONF_MSTR, &options.listenudp,
+ "ListenTCP", CONF_MSTR, &options.listentcp,
+ "ListenAccountingUDP", CONF_MSTR, &options.listenaccudp,
"SourceUDP", CONF_STR, &options.sourceudp,
"SourceTCP", CONF_STR, &options.sourcetcp,
"LogLevel", CONF_LINT, &loglevel,
@@ -3851,9 +3879,9 @@ int main(int argc, char **argv) {
udp_server_replyq = newreplyq();
if (pthread_create(&udpserverwrth, NULL, udpserverwr, NULL))
debugx(1, DBG_ERR, "pthread_create failed");
- createudplisteners(options.listenudp, 0);
+ createlisteners('U', options.listenudp, 0);
if (options.listenaccudp)
- createudplisteners(options.listenaccudp, 1);
+ createlisteners('U', options.listenaccudp, 1);
}
for (entry = list_first(srvconfs); entry; entry = list_next(entry)) {
@@ -3879,7 +3907,7 @@ int main(int argc, char **argv) {
debugx(1, DBG_ERR, "pthread_create failed");
if (client_tls_count)
- return tlslistener();
+ createlisteners('T', options.listentcp, 0);
/* just hang around doing nothing, anything to do here? */
for (;;)