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authorvenaas <venaas>2007-06-19 12:37:58 +0000
committervenaas <venaas@e88ac4ed-0b26-0410-9574-a7f39faa03bf>2007-06-19 12:37:58 +0000
commit3f30abb022a5b35a6808e013fe9024b19df3cfbe (patch)
tree7ccff29d704a74e5cc8c50ce55412f636519e6c7 /radsecproxy.c
parent8e5146e56b9b0023f4c4e82fa1af4a01a0c9265f (diff)
more restructuring of code
git-svn-id: https://svn.testnett.uninett.no/radsecproxy/trunk@145 e88ac4ed-0b26-0410-9574-a7f39faa03bf
Diffstat (limited to 'radsecproxy.c')
-rw-r--r--radsecproxy.c345
1 files changed, 156 insertions, 189 deletions
diff --git a/radsecproxy.c b/radsecproxy.c
index 10fae1d..7b7675c 100644
--- a/radsecproxy.c
+++ b/radsecproxy.c
@@ -63,7 +63,7 @@ static int tls_count = 0;
static struct clsrvconf *tcp_server_listen;
static struct clsrvconf *udp_server_listen;
-static struct replyq udp_server_replyq;
+static struct replyq *udp_server_replyq = NULL;
static int udp_server_sock = -1;
static pthread_mutex_t *ssl_locks;
static long *ssl_lock_count;
@@ -228,72 +228,6 @@ struct clsrvconf *find_peer(char type, struct sockaddr *addr, struct clsrvconf *
return NULL;
}
-#if 0
-/* returns the client with matching address, or NULL */
-/* if client argument is not NULL, we only check that one client */
-struct client *find_client(char type, struct sockaddr *addr, struct client *client) {
- struct sockaddr_in6 *sa6 = NULL;
- struct in_addr *a4 = NULL;
- struct client *c;
- int i;
- struct addrinfo *res;
-
- if (addr->sa_family == AF_INET6) {
- sa6 = (struct sockaddr_in6 *)addr;
- if (IN6_IS_ADDR_V4MAPPED(&sa6->sin6_addr))
- a4 = (struct in_addr *)&sa6->sin6_addr.s6_addr[12];
- } else
- a4 = &((struct sockaddr_in *)addr)->sin_addr;
-
- c = (client ? client : clients);
- for (i = 0; i < client_count; i++) {
- if (c->peer->type == type)
- for (res = c->peer->addrinfo; res; res = res->ai_next)
- if ((a4 && res->ai_family == AF_INET &&
- !memcmp(a4, &((struct sockaddr_in *)res->ai_addr)->sin_addr, 4)) ||
- (sa6 && res->ai_family == AF_INET6 &&
- !memcmp(&sa6->sin6_addr, &((struct sockaddr_in6 *)res->ai_addr)->sin6_addr, 16)))
- return c;
- if (client)
- break;
- c++;
- }
- return NULL;
-}
-
-/* returns the server with matching address, or NULL */
-/* if server argument is not NULL, we only check that one server */
-struct server *find_server(char type, struct sockaddr *addr, struct server *server) {
- struct sockaddr_in6 *sa6 = NULL;
- struct in_addr *a4 = NULL;
- struct server *s;
- int i;
- struct addrinfo *res;
-
- if (addr->sa_family == AF_INET6) {
- sa6 = (struct sockaddr_in6 *)addr;
- if (IN6_IS_ADDR_V4MAPPED(&sa6->sin6_addr))
- a4 = (struct in_addr *)&sa6->sin6_addr.s6_addr[12];
- } else
- a4 = &((struct sockaddr_in *)addr)->sin_addr;
-
- s = (server ? server : servers);
- for (i = 0; i < server_count; i++) {
- if (s->peer->type == type)
- for (res = s->peer->addrinfo; res; res = res->ai_next)
- if ((a4 && res->ai_family == AF_INET &&
- !memcmp(a4, &((struct sockaddr_in *)res->ai_addr)->sin_addr, 4)) ||
- (sa6 && res->ai_family == AF_INET6 &&
- !memcmp(&sa6->sin6_addr, &((struct sockaddr_in6 *)res->ai_addr)->sin6_addr, 16)))
- return s;
- if (server)
- break;
- s++;
- }
- return NULL;
-}
-#endif
-
/* exactly one of client and server must be non-NULL */
/* should probably take peer list (client(s) or server(s)) as argument instead */
/* if *peer == NULL we return who we received from, else require it to be from peer */
@@ -1529,7 +1463,7 @@ void *clientwr(void *arg) {
}
void *udpserverwr(void *arg) {
- struct replyq *replyq = &udp_server_replyq;
+ struct replyq *replyq = udp_server_replyq;
struct reply *reply = replyq->replies;
pthread_mutex_lock(&replyq->count_mutex);
@@ -1805,6 +1739,61 @@ SSL_CTX *tlsgetctx(char *alt1, char *alt2) {
return tls[i].ctx;
}
+struct replyq *newreplyq(int size) {
+ struct replyq *replyq;
+
+ replyq = malloc(sizeof(struct replyq));
+ if (!replyq)
+ debugx(1, DBG_ERR, "malloc failed");
+ replyq->replies = calloc(MAX_REQUESTS, sizeof(struct reply));
+ if (!replyq->replies)
+ debugx(1, DBG_ERR, "malloc failed");
+ replyq->count = 0;
+ replyq->size = size;
+ pthread_mutex_init(&replyq->count_mutex, NULL);
+ pthread_cond_init(&replyq->count_cond, NULL);
+ return replyq;
+}
+
+void addclient(struct clsrvconf *conf) {
+ if (conf->clients)
+ debugx(1, DBG_ERR, "currently works with just one client per conf");
+
+ conf->clients = malloc(sizeof(struct client));
+ if (!conf->clients)
+ debugx(1, DBG_ERR, "malloc failed");
+ memset(conf->clients, 0, sizeof(struct client));
+ conf->clients->conf = conf;
+
+ if (conf->type == 'T')
+ conf->clients->replyq = newreplyq(MAX_REQUESTS);
+ else {
+ if (!udp_server_replyq)
+ udp_server_replyq = newreplyq(client_udp_count * MAX_REQUESTS);
+ conf->clients->replyq = udp_server_replyq;
+ }
+}
+
+void addserver(struct clsrvconf *conf) {
+ if (conf->servers)
+ debugx(1, DBG_ERR, "currently works with just one server per conf");
+
+ conf->servers = malloc(sizeof(struct server));
+ if (!conf->servers)
+ debugx(1, DBG_ERR, "malloc failed");
+ memset(conf->servers, 0, sizeof(struct server));
+ conf->servers->conf = conf;
+
+ conf->servers->sock = -1;
+ pthread_mutex_init(&conf->servers->lock, NULL);
+ conf->servers->requests = calloc(MAX_REQUESTS, sizeof(struct request));
+ if (!conf->servers->requests)
+ debugx(1, DBG_ERR, "malloc failed");
+ conf->servers->newrq = 0;
+ pthread_mutex_init(&conf->servers->newrq_mutex, NULL);
+ pthread_cond_init(&conf->servers->newrq_cond, NULL);
+}
+
void addrealm(char *value, char *server, char *message) {
int i, n;
struct realm *realm;
@@ -2103,128 +2092,110 @@ void getgeneralconfig(FILE *f, char *block, ...) {
}
}
-void confclsrv_cb(FILE *f, char *block, char *opt, char *val) {
- char *type = NULL, *secret = NULL, *port = NULL, *tls = NULL, *statusserver = NULL;
- struct clsrvconf *clsrvconf;
-
- debug(DBG_DBG, "confclsrv_cb called for %s", block);
-
- /* now create client/server here, later they should be created dynamically
- where peer has pointer to clients/servers using its config */
- /* instead of current clients and servers, they would be arrays of struct peer */
- /* or rather linked lists of struct peers */
-
- if (!strcasecmp(opt, "client")) {
- getgeneralconfig(f, block,
- "type", CONF_STR, &type,
- "secret", CONF_STR, &secret,
- "tls", CONF_STR, &tls,
- NULL
- );
- clconf_count++;
- clconfs = realloc(clconfs, clconf_count * sizeof(struct clsrvconf));
- if (!clconfs)
- debugx(1, DBG_ERR, "malloc failed");
- clsrvconf = clconfs + clconf_count - 1;
- memset(clsrvconf, 0, sizeof(struct clsrvconf));
- clsrvconf->clients = malloc(sizeof(struct client));
- if (!clsrvconf->clients)
- debugx(1, DBG_ERR, "malloc failed");
- memset(clsrvconf->clients, 0, sizeof(struct client));
- clsrvconf->clients->conf = clsrvconf;
- } else {
- getgeneralconfig(f, block,
- "type", CONF_STR, &type,
- "secret", CONF_STR, &secret,
- "port", CONF_STR, &port,
- "tls", CONF_STR, &tls,
- "StatusServer", CONF_STR, &statusserver,
- NULL
- );
- srvconf_count++;
- srvconfs = realloc(srvconfs, srvconf_count * sizeof(struct clsrvconf));
- if (!srvconfs)
- debugx(1, DBG_ERR, "malloc failed");
- clsrvconf = srvconfs + srvconf_count - 1;
- memset(clsrvconf, 0, sizeof(struct clsrvconf));
- clsrvconf->servers = malloc(sizeof(struct server));
- if (!clsrvconf->servers)
- debugx(1, DBG_ERR, "malloc failed");
- memset(clsrvconf->servers, 0, sizeof(struct server));
- clsrvconf->servers->conf = clsrvconf;
- clsrvconf->port = port;
- if (statusserver) {
- if (!strcasecmp(statusserver, "on"))
- clsrvconf->statusserver = 1;
- else if (strcasecmp(statusserver, "off"))
- debugx(1, DBG_ERR, "error in block %s, StatusServer is %s, must be on or off", block, statusserver);
- free(statusserver);
- }
- }
+void confclient_cb(FILE *f, char *block, char *opt, char *val) {
+ char *type = NULL, *secret = NULL, *tls = NULL;
+ struct clsrvconf *conf;
- clsrvconf->host = stringcopy(val, 0);
+ debug(DBG_DBG, "confclient_cb called for %s", block);
+
+ getgeneralconfig(f, block,
+ "type", CONF_STR, &type,
+ "secret", CONF_STR, &secret,
+ "tls", CONF_STR, &tls,
+ NULL
+ );
+ clconf_count++;
+ clconfs = realloc(clconfs, clconf_count * sizeof(struct clsrvconf));
+ if (!clconfs)
+ debugx(1, DBG_ERR, "malloc failed");
+ conf = clconfs + clconf_count - 1;
+ memset(conf, 0, sizeof(struct clsrvconf));
+
+ conf->host = stringcopy(val, 0);
if (type && !strcasecmp(type, "udp")) {
- clsrvconf->type = 'U';
- if (clsrvconf->clients)
- client_udp_count++;
- else {
- server_udp_count++;
- if (!port)
- clsrvconf->port = stringcopy(DEFAULT_UDP_PORT, 0);
- }
+ conf->type = 'U';
+ client_udp_count++;
} else if (type && !strcasecmp(type, "tls")) {
- if (clsrvconf->clients) {
- clsrvconf->ssl_ctx = tls ? tlsgetctx(tls, NULL) : tlsgetctx("defaultclient", "default");
- client_tls_count++;
- } else {
- clsrvconf->ssl_ctx = tls ? tlsgetctx(tls, NULL) : tlsgetctx("defaultserver", "default");
- server_tls_count++;
- if (!port)
- clsrvconf->port = stringcopy(DEFAULT_TLS_PORT, 0);
- }
- if (!clsrvconf->ssl_ctx)
+ conf->ssl_ctx = tls ? tlsgetctx(tls, NULL) : tlsgetctx("defaultclient", "default");
+ if (!conf->ssl_ctx)
debugx(1, DBG_ERR, "error in block %s, no tls context defined", block);
- clsrvconf->type = 'T';
+ conf->type = 'T';
+ client_tls_count++;
} else
debugx(1, DBG_ERR, "error in block %s, type must be set to UDP or TLS", block);
free(type);
- if (!resolvepeer(clsrvconf, 0))
- debugx(1, DBG_ERR, "failed to resolve host %s port %s, exiting", clsrvconf->host, clsrvconf->port);
+ if (!resolvepeer(conf, 0))
+ debugx(1, DBG_ERR, "failed to resolve host %s port %s, exiting", conf->host, conf->port);
- if (!secret) {
- if (clsrvconf->type == 'U')
+ if (secret)
+ conf->secret = secret;
+ else {
+ if (conf->type == 'U')
debugx(1, DBG_ERR, "error in block %s, secret must be specified for UDP", block);
- clsrvconf->secret = stringcopy(DEFAULT_TLS_SECRET, 0);
- } else {
- clsrvconf->secret = secret;
+ conf->secret = stringcopy(DEFAULT_TLS_SECRET, 0);
}
+}
- if (clsrvconf->clients) {
- if (clsrvconf->type == 'U')
- clsrvconf->clients->replyq = &udp_server_replyq;
- else {
- clsrvconf->clients->replyq = malloc(sizeof(struct replyq));
- if (!clsrvconf->clients->replyq)
- debugx(1, DBG_ERR, "malloc failed");
- clsrvconf->clients->replyq->replies = calloc(MAX_REQUESTS, sizeof(struct reply));
- if (!clsrvconf->clients->replyq->replies)
- debugx(1, DBG_ERR, "malloc failed");
- clsrvconf->clients->replyq->size = MAX_REQUESTS;
- clsrvconf->clients->replyq->count = 0;
- pthread_mutex_init(&clsrvconf->clients->replyq->count_mutex, NULL);
- pthread_cond_init(&clsrvconf->clients->replyq->count_cond, NULL);
- }
- } else {
- pthread_mutex_init(&clsrvconf->servers->lock, NULL);
- clsrvconf->servers->sock = -1;
- clsrvconf->servers->requests = calloc(MAX_REQUESTS, sizeof(struct request));
- if (!clsrvconf->servers->requests)
- debugx(1, DBG_ERR, "malloc failed");
- clsrvconf->servers->newrq = 0;
- pthread_mutex_init(&clsrvconf->servers->newrq_mutex, NULL);
- pthread_cond_init(&clsrvconf->servers->newrq_cond, NULL);
+void confserver_cb(FILE *f, char *block, char *opt, char *val) {
+ char *type = NULL, *secret = NULL, *port = NULL, *tls = NULL, *statusserver = NULL;
+ struct clsrvconf *conf;
+
+ debug(DBG_DBG, "confserver_cb called for %s", block);
+
+ getgeneralconfig(f, block,
+ "type", CONF_STR, &type,
+ "secret", CONF_STR, &secret,
+ "port", CONF_STR, &port,
+ "tls", CONF_STR, &tls,
+ "StatusServer", CONF_STR, &statusserver,
+ NULL
+ );
+ srvconf_count++;
+ srvconfs = realloc(srvconfs, srvconf_count * sizeof(struct clsrvconf));
+ if (!srvconfs)
+ debugx(1, DBG_ERR, "malloc failed");
+ conf = srvconfs + srvconf_count - 1;
+ memset(conf, 0, sizeof(struct clsrvconf));
+
+ conf->port = port;
+ if (statusserver) {
+ if (!strcasecmp(statusserver, "on"))
+ conf->statusserver = 1;
+ else if (strcasecmp(statusserver, "off"))
+ debugx(1, DBG_ERR, "error in block %s, StatusServer is %s, must be on or off", block, statusserver);
+ free(statusserver);
+ }
+
+ conf->host = stringcopy(val, 0);
+
+ if (type && !strcasecmp(type, "udp")) {
+ conf->type = 'U';
+ server_udp_count++;
+ if (!port)
+ conf->port = stringcopy(DEFAULT_UDP_PORT, 0);
+ } else if (type && !strcasecmp(type, "tls")) {
+ conf->ssl_ctx = tls ? tlsgetctx(tls, NULL) : tlsgetctx("defaultserver", "default");
+ if (!conf->ssl_ctx)
+ debugx(1, DBG_ERR, "error in block %s, no tls context defined", block);
+ if (!port)
+ conf->port = stringcopy(DEFAULT_TLS_PORT, 0);
+ conf->type = 'T';
+ server_tls_count++;
+ } else
+ debugx(1, DBG_ERR, "error in block %s, type must be set to UDP or TLS", block);
+ free(type);
+
+ if (!resolvepeer(conf, 0))
+ debugx(1, DBG_ERR, "failed to resolve host %s port %s, exiting", conf->host, conf->port);
+
+ if (secret)
+ conf->secret = secret;
+ else {
+ if (conf->type == 'U')
+ debugx(1, DBG_ERR, "error in block %s, secret must be specified for UDP", block);
+ conf->secret = stringcopy(DEFAULT_TLS_SECRET, 0);
}
}
@@ -2277,8 +2248,8 @@ void getmainconfig(const char *configfile) {
"ListenTCP", CONF_STR, &options.listentcp,
"LogLevel", CONF_STR, &loglevel,
"LogDestination", CONF_STR, &options.logdestination,
- "Client", CONF_CBK, confclsrv_cb,
- "Server", CONF_CBK, confclsrv_cb,
+ "Client", CONF_CBK, confclient_cb,
+ "Server", CONF_CBK, confserver_cb,
"Realm", CONF_CBK, confrealm_cb,
"TLS", CONF_CBK, conftls_cb,
NULL
@@ -2292,16 +2263,6 @@ void getmainconfig(const char *configfile) {
options.loglevel = *loglevel - '0';
free(loglevel);
}
-
- if (client_udp_count) {
- udp_server_replyq.replies = malloc(client_udp_count * MAX_REQUESTS * sizeof(struct reply));
- if (!udp_server_replyq.replies)
- debugx(1, DBG_ERR, "malloc failed");
- udp_server_replyq.size = client_udp_count * MAX_REQUESTS;
- udp_server_replyq.count = 0;
- pthread_mutex_init(&udp_server_replyq.count_mutex, NULL);
- pthread_cond_init(&udp_server_replyq.count_cond, NULL);
- }
}
void getargs(int argc, char **argv, uint8_t *foreground, uint8_t *loglevel, char **configfile) {
@@ -2370,6 +2331,12 @@ int main(int argc, char **argv) {
debug(DBG_INFO, "radsecproxy revision $Rev$ starting");
+ for (i = 0; i < clconf_count; i++)
+ addclient(clconfs + i);
+
+ for (i = 0; i < srvconf_count; i++)
+ addserver(srvconfs + i);
+
if (client_udp_count) {
udp_server_listen = server_create('U');
if (pthread_create(&udpserverth, NULL, udpserverrd, NULL))