+/*
+ * Copyright (c) 2016, JANET(UK)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of JANET(UK) nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
#include <stdlib.h>
#include <glib.h>
#include <trp_internal.h>
#include <trp_rtable.h>
#include <tr_debug.h>
+#include <trust_router/trp.h>
+#include <trust_router/tid.h>
/* Note: be careful mixing talloc with glib. */
static int trp_route_destructor(void *obj)
{
TRP_ROUTE *entry=talloc_get_type_abort(obj, TRP_ROUTE);
- if (entry->apc!=NULL)
- tr_free_name(entry->apc);
+ if (entry->comm!=NULL)
+ tr_free_name(entry->comm);
if (entry->realm!=NULL)
tr_free_name(entry->realm);
if (entry->trust_router!=NULL)
{
TRP_ROUTE *entry=talloc(mem_ctx, TRP_ROUTE);
if (entry!=NULL) {
- entry->apc=NULL;
+ entry->comm=NULL;
entry->realm=NULL;
entry->trust_router=NULL;
+ entry->trp_port=TRP_PORT;
+ entry->tid_port=TID_PORT;
entry->peer=NULL;
entry->next_hop=NULL;
entry->selected=0;
talloc_free(entry);
}
-void trp_route_set_apc(TRP_ROUTE *entry, TR_NAME *apc)
+void trp_route_set_comm(TRP_ROUTE *entry, TR_NAME *comm)
{
- if (entry->apc!=NULL)
- tr_free_name(entry->apc);
- entry->apc=apc;
+ if (entry->comm!=NULL)
+ tr_free_name(entry->comm);
+ entry->comm=comm;
}
-TR_NAME *trp_route_get_apc(TRP_ROUTE *entry)
+TR_NAME *trp_route_get_comm(TRP_ROUTE *entry)
{
- return entry->apc;
+ return entry->comm;
}
-TR_NAME *trp_route_dup_apc(TRP_ROUTE *entry)
+TR_NAME *trp_route_dup_comm(TRP_ROUTE *entry)
{
- return tr_dup_name(trp_route_get_apc(entry));
+ return tr_dup_name(trp_route_get_comm(entry));
}
void trp_route_set_realm(TRP_ROUTE *entry, TR_NAME *realm)
return entry->metric;
}
+/* TODO: set the hostname and port for the next hop. Currently assume default TID port. --jlr */
void trp_route_set_next_hop(TRP_ROUTE *entry, TR_NAME *next_hop)
{
if (entry->next_hop!=NULL)
void trp_route_set_triggered(TRP_ROUTE *entry, int trig)
{
+ tr_debug("trp_route_set_triggered: setting route to %.*s/%.*s through %.*s to %s",
+ entry->comm->len, entry->comm->buf,
+ entry->realm->len, entry->realm->buf,
+ entry->peer->len, entry->peer->buf,
+ trig ? "triggered" : "not triggered");
entry->triggered=trig;
}
return equal;
}
-/* free a value to the top level rtable (a hash of all entries in the apc) */
+/* free a value to the top level rtable (a hash of all entries in the comm) */
static void trp_rtable_destroy_table(gpointer data)
{
g_hash_table_destroy(data);
void trp_rtable_add(TRP_RTABLE *rtbl, TRP_ROUTE *entry)
{
- GHashTable *apc_tbl=NULL;
+ GHashTable *comm_tbl=NULL;
GHashTable *realm_tbl=NULL;
- apc_tbl=trp_rtbl_get_or_add_table(rtbl, entry->apc, trp_rtable_destroy_table);
- realm_tbl=trp_rtbl_get_or_add_table(apc_tbl, entry->realm, trp_rtable_destroy_rentry);
+ comm_tbl=trp_rtbl_get_or_add_table(rtbl, entry->comm, trp_rtable_destroy_table);
+ realm_tbl=trp_rtbl_get_or_add_table(comm_tbl, entry->realm, trp_rtable_destroy_rentry);
g_hash_table_insert(realm_tbl, tr_dup_name(entry->peer), entry); /* destroys and replaces a duplicate */
/* the route entry should not belong to any context, we will manage it ourselves */
talloc_steal(NULL, entry);
/* note: the entry pointer passed in is invalid after calling this because the entry is freed */
void trp_rtable_remove(TRP_RTABLE *rtbl, TRP_ROUTE *entry)
{
- GHashTable *apc_tbl=NULL;
+ GHashTable *comm_tbl=NULL;
GHashTable *realm_tbl=NULL;
- apc_tbl=g_hash_table_lookup(rtbl, entry->apc);
- if (apc_tbl==NULL)
+ comm_tbl=g_hash_table_lookup(rtbl, entry->comm);
+ if (comm_tbl==NULL)
return;
- realm_tbl=g_hash_table_lookup(apc_tbl, entry->realm);
+ realm_tbl=g_hash_table_lookup(comm_tbl, entry->realm);
if (realm_tbl==NULL)
return;
g_hash_table_remove(realm_tbl, entry->peer);
/* if that was the last entry in the realm, remove the realm table */
if (g_hash_table_size(realm_tbl)==0)
- g_hash_table_remove(apc_tbl, entry->realm);
- /* if that was the last realm in the apc, remove the apc table */
- if (g_hash_table_size(apc_tbl)==0)
- g_hash_table_remove(rtbl, entry->apc);
+ g_hash_table_remove(comm_tbl, entry->realm);
+ /* if that was the last realm in the comm, remove the comm table */
+ if (g_hash_table_size(comm_tbl)==0)
+ g_hash_table_remove(rtbl, entry->comm);
}
void trp_rtable_clear(TRP_RTABLE *rtbl)
}
/* gets the actual hash table, for internal use only */
-static GHashTable *trp_rtable_get_apc_table(TRP_RTABLE *rtbl, TR_NAME *apc)
+static GHashTable *trp_rtable_get_comm_table(TRP_RTABLE *rtbl, TR_NAME *comm)
{
- return g_hash_table_lookup(rtbl, apc);
+ return g_hash_table_lookup(rtbl, comm);
}
/* gets the actual hash table, for internal use only */
-static GHashTable *trp_rtable_get_realm_table(TRP_RTABLE *rtbl, TR_NAME *apc, TR_NAME *realm)
+static GHashTable *trp_rtable_get_realm_table(TRP_RTABLE *rtbl, TR_NAME *comm, TR_NAME *realm)
{
- GHashTable *apc_tbl=trp_rtable_get_apc_table(rtbl, apc);
- if (apc_tbl==NULL)
+ GHashTable *comm_tbl=trp_rtable_get_comm_table(rtbl, comm);
+ if (comm_tbl==NULL)
return NULL;
else
- return g_hash_table_lookup(apc_tbl, realm);
+ return g_hash_table_lookup(comm_tbl, realm);
}
struct table_size_cookie {
static void trp_rtable_size_helper(gpointer key, gpointer value, gpointer user_data)
{
struct table_size_cookie *data=(struct table_size_cookie *)user_data;
- data->size += trp_rtable_apc_size(data->rtbl, (TR_NAME *)key);
+ data->size += trp_rtable_comm_size(data->rtbl, (TR_NAME *)key);
};
size_t trp_rtable_size(TRP_RTABLE *rtbl)
{
return data.size;
}
-struct table_apc_size_cookie {
- TR_NAME *apc;
+struct table_comm_size_cookie {
+ TR_NAME *comm;
TRP_RTABLE *rtbl;
size_t size;
};
-static void table_apc_size_helper(gpointer key, gpointer value, gpointer user_data)
+static void table_comm_size_helper(gpointer key, gpointer value, gpointer user_data)
{
- struct table_apc_size_cookie *data=(struct table_apc_size_cookie *)user_data;
- data->size += trp_rtable_realm_size(data->rtbl, data->apc, (TR_NAME *)key);
+ struct table_comm_size_cookie *data=(struct table_comm_size_cookie *)user_data;
+ data->size += trp_rtable_realm_size(data->rtbl, data->comm, (TR_NAME *)key);
}
-size_t trp_rtable_apc_size(TRP_RTABLE *rtbl, TR_NAME *apc)
+size_t trp_rtable_comm_size(TRP_RTABLE *rtbl, TR_NAME *comm)
{
- struct table_apc_size_cookie data={apc, rtbl, 0};
- GHashTable *apc_tbl=trp_rtable_get_apc_table(rtbl, apc);
- if (apc_tbl==NULL)
+ struct table_comm_size_cookie data={comm, rtbl, 0};
+ GHashTable *comm_tbl=trp_rtable_get_comm_table(rtbl, comm);
+ if (comm_tbl==NULL)
return 0;;
- g_hash_table_foreach(apc_tbl, table_apc_size_helper, &data);
+ g_hash_table_foreach(comm_tbl, table_comm_size_helper, &data);
return data.size;
}
-size_t trp_rtable_realm_size(TRP_RTABLE *rtbl, TR_NAME *apc, TR_NAME *realm)
+size_t trp_rtable_realm_size(TRP_RTABLE *rtbl, TR_NAME *comm, TR_NAME *realm)
{
- GHashTable *realm_tbl=trp_rtable_get_realm_table(rtbl, apc, realm);
+ GHashTable *realm_tbl=trp_rtable_get_realm_table(rtbl, comm, realm);
if (realm_tbl==NULL)
return 0;
else
return g_hash_table_size(g_hash_table_lookup(
- g_hash_table_lookup(rtbl, apc),
+ g_hash_table_lookup(rtbl, comm),
realm));
}
TRP_ROUTE **trp_rtable_get_entries(TRP_RTABLE *rtbl, size_t *n_out)
{
TRP_ROUTE **ret=NULL;
- TR_NAME **apc=NULL;
- size_t n_apc=0;
- TRP_ROUTE **apc_entries=NULL;
+ TR_NAME **comm=NULL;
+ size_t n_comm=0;
+ TRP_ROUTE **comm_entries=NULL;
size_t n_entries=0;
size_t ii_ret=0;
}
ii_ret=0; /* counts output entries */
- apc=trp_rtable_get_apcs(rtbl, &n_apc);
- while(n_apc--) {
- apc_entries=trp_rtable_get_apc_entries(rtbl, apc[n_apc], &n_entries);
+ comm=trp_rtable_get_comms(rtbl, &n_comm);
+ while(n_comm--) {
+ comm_entries=trp_rtable_get_comm_entries(rtbl, comm[n_comm], &n_entries);
while (n_entries--)
- ret[ii_ret++]=apc_entries[n_entries];
- talloc_free(apc_entries);
+ ret[ii_ret++]=comm_entries[n_entries];
+ talloc_free(comm_entries);
}
- talloc_free(apc);
+ talloc_free(comm);
if (ii_ret!=*n_out) {
tr_crit("trp_rtable_get_entries: found incorrect number of entries.");
/* Returns an array of pointers to TR_NAME, length of array in n_out.
* Caller must free the array (in the talloc NULL context). */
-TR_NAME **trp_rtable_get_apcs(TRP_RTABLE *rtbl, size_t *n_out)
+TR_NAME **trp_rtable_get_comms(TRP_RTABLE *rtbl, size_t *n_out)
{
- size_t len=g_hash_table_size(rtbl); /* known apcs are keys in top level hash table */
+ size_t len=g_hash_table_size(rtbl); /* known comms are keys in top level hash table */
size_t ii=0;
- GList *apcs=NULL;;
+ GList *comms=NULL;;
GList *p=NULL;
TR_NAME **ret=NULL;
ret=talloc_array(NULL, TR_NAME *, len);
if (ret==NULL) {
- tr_crit("trp_rtable_get_apcs: unable to allocate return array.");
+ tr_crit("trp_rtable_get_comms: unable to allocate return array.");
*n_out=0;
return NULL;
}
- apcs=g_hash_table_get_keys(rtbl);
- for (ii=0,p=apcs; p!=NULL; ii++,p=g_list_next(p))
+ comms=g_hash_table_get_keys(rtbl);
+ for (ii=0,p=comms; p!=NULL; ii++,p=g_list_next(p))
ret[ii]=(TR_NAME *)p->data;
- g_list_free(apcs);
+ g_list_free(comms);
*n_out=len;
return ret;
/* Returns an array of pointers to TR_NAME, length of array in n_out.
* Caller must free the array (in the talloc NULL context). */
-TR_NAME **trp_rtable_get_apc_realms(TRP_RTABLE *rtbl, TR_NAME *apc, size_t *n_out)
+TR_NAME **trp_rtable_get_comm_realms(TRP_RTABLE *rtbl, TR_NAME *comm, size_t *n_out)
{
size_t ii=0;
- TRP_RTABLE *apc_tbl=g_hash_table_lookup(rtbl, apc);;
+ TRP_RTABLE *comm_tbl=g_hash_table_lookup(rtbl, comm);;
GList *entries=NULL;
GList *p=NULL;
TR_NAME **ret=NULL;
- if (apc_tbl==NULL) {
+ if (comm_tbl==NULL) {
*n_out=0;
return NULL;
}
- *n_out=g_hash_table_size(apc_tbl); /* set output length */
+ *n_out=g_hash_table_size(comm_tbl); /* set output length */
ret=talloc_array(NULL, TR_NAME *, *n_out);
- entries=g_hash_table_get_keys(apc_tbl);
+ entries=g_hash_table_get_keys(comm_tbl);
for (ii=0,p=entries; p!=NULL; ii++,p=g_list_next(p))
ret[ii]=(TR_NAME *)p->data;
return ret;
}
-/* Get all entries in an apc. Returns an array of pointers in NULL talloc context.
+/* Get all entries in an comm. Returns an array of pointers in NULL talloc context.
* Caller must free this list with talloc_free, but must not free the entries in the
* list.. */
-TRP_ROUTE **trp_rtable_get_apc_entries(TRP_RTABLE *rtbl, TR_NAME *apc, size_t *n_out)
+TRP_ROUTE **trp_rtable_get_comm_entries(TRP_RTABLE *rtbl, TR_NAME *comm, size_t *n_out)
{
size_t ii=0, jj=0;
TR_NAME **realm=NULL;
TRP_ROUTE **ret=NULL;
size_t ii_ret=0;
- *n_out=trp_rtable_apc_size(rtbl, apc);
+ *n_out=trp_rtable_comm_size(rtbl, comm);
if (*n_out==0)
return NULL;
ret=talloc_array(NULL, TRP_ROUTE *, *n_out);
if (ret==NULL) {
- tr_crit("trp_rtable_get_apc_entries: could not allocate return array.");
+ tr_crit("trp_rtable_get_comm_entries: could not allocate return array.");
*n_out=0;
return NULL;
}
ii_ret=0; /* counts entries in the output array */
- realm=trp_rtable_get_apc_realms(rtbl, apc, &n_realms);
+ realm=trp_rtable_get_comm_realms(rtbl, comm, &n_realms);
for (ii=0; ii<n_realms; ii++) {
- realm_entries=trp_rtable_get_realm_entries(rtbl, apc, realm[ii], &n_entries);
+ realm_entries=trp_rtable_get_realm_entries(rtbl, comm, realm[ii], &n_entries);
for (jj=0; jj<n_entries; jj++)
ret[ii_ret++]=realm_entries[jj];
talloc_free(realm_entries);
talloc_free(realm);
if (ii_ret!=*n_out) {
- tr_crit("trp_rtable_get_apc_entries: found incorrect number of entries.");
+ tr_crit("trp_rtable_get_comm_entries: found incorrect number of entries.");
talloc_free(ret);
*n_out=0;
return NULL;
return ret;
}
-/* Get all entries in an apc/realm. Returns an array of pointers in NULL talloc context.
+/* Get all entries in an comm/realm. Returns an array of pointers in NULL talloc context.
* Caller must free this list with talloc_free, but must not free the entries in the
* list.. */
-TRP_ROUTE **trp_rtable_get_realm_entries(TRP_RTABLE *rtbl, TR_NAME *apc, TR_NAME *realm, size_t *n_out)
+TRP_ROUTE **trp_rtable_get_realm_entries(TRP_RTABLE *rtbl, TR_NAME *comm, TR_NAME *realm, size_t *n_out)
{
size_t ii=0;
TRP_ROUTE **ret=NULL;
TR_NAME **peer=NULL;
- peer=trp_rtable_get_apc_realm_peers(rtbl, apc, realm, n_out);
+ tr_debug("trp_rtable_get_realm_entries: entered.");
+ peer=trp_rtable_get_comm_realm_peers(rtbl, comm, realm, n_out);
ret=talloc_array(NULL, TRP_ROUTE *, *n_out);
if (ret==NULL) {
tr_crit("trp_rtable_get_realm_entries: could not allocate return array.");
return NULL;
}
for (ii=0; ii<*n_out; ii++)
- ret[ii]=trp_rtable_get_entry(rtbl, apc, realm, peer[ii]);
+ ret[ii]=trp_rtable_get_entry(rtbl, comm, realm, peer[ii]);
talloc_free(peer);
return ret;
}
-TR_NAME **trp_rtable_get_apc_realm_peers(TRP_RTABLE *rtbl, TR_NAME *apc, TR_NAME *realm, size_t *n_out)
+TR_NAME **trp_rtable_get_comm_realm_peers(TRP_RTABLE *rtbl, TR_NAME *comm, TR_NAME *realm, size_t *n_out)
{
TR_NAME **ret=NULL;
GHashTable *realm_tbl=NULL;
GList *p=NULL;
size_t ii=0;
- *n_out=trp_rtable_realm_size(rtbl, apc, realm);
+ *n_out=trp_rtable_realm_size(rtbl, comm, realm);
if (*n_out==0)
return NULL;
- realm_tbl=trp_rtable_get_realm_table(rtbl, apc, realm);
+ realm_tbl=trp_rtable_get_realm_table(rtbl, comm, realm);
ret=talloc_array(NULL, TR_NAME *, *n_out);
if (ret==NULL) {
- tr_crit("trp_rtable_get_apc_realm_peers: could not allocate return array.");
+ tr_crit("trp_rtable_get_comm_realm_peers: could not allocate return array.");
*n_out=0;
return NULL;
}
}
/* Gets a single entry. Do not free it. */
-TRP_ROUTE *trp_rtable_get_entry(TRP_RTABLE *rtbl, TR_NAME *apc, TR_NAME *realm, TR_NAME *peer)
+TRP_ROUTE *trp_rtable_get_entry(TRP_RTABLE *rtbl, TR_NAME *comm, TR_NAME *realm, TR_NAME *peer)
{
GHashTable *realm_tbl=NULL;
- realm_tbl=trp_rtable_get_realm_table(rtbl, apc, realm);
+ realm_tbl=trp_rtable_get_realm_table(rtbl, comm, realm);
if (realm_tbl==NULL)
return NULL;
return s;
}
-TRP_ROUTE *trp_rtable_get_selected_entry(TRP_RTABLE *rtbl, TR_NAME *apc, TR_NAME *realm)
+TRP_ROUTE *trp_rtable_get_selected_entry(TRP_RTABLE *rtbl, TR_NAME *comm, TR_NAME *realm)
{
size_t n=0;
- TRP_ROUTE **entry=trp_rtable_get_realm_entries(rtbl, apc, realm, &n);
+ int ii=0;
+ TRP_ROUTE **entry=trp_rtable_get_realm_entries(rtbl, comm, realm, &n);
TRP_ROUTE *selected=NULL;
if (n==0)
return NULL;
- while(n-- && !trp_route_is_selected(entry[n])) { }
- selected=entry[n];
+ tr_debug("trp_rtable_get_selected_entry: looking through route table entries for realm %.*s.",
+ realm->len, realm->buf);
+ for(ii=0; ii<n; ii++) {
+ if (trp_route_is_selected(entry[ii])) {
+ selected=entry[ii];
+ break;
+ }
+ }
+ tr_debug("trp_rtable_get_selected_entry: ii=%d.", ii);
+
talloc_free(entry);
return selected;
}
* returns comma+space separated string. */
char *trp_route_to_str(TALLOC_CTX *mem_ctx, TRP_ROUTE *entry, const char *sep)
{
- char *apc=tr_name_strdup(entry->apc);
+ char *comm=tr_name_strdup(entry->comm);
char *realm=tr_name_strdup(entry->realm);
char *peer=tr_name_strdup(entry->peer);
char *trust_router=tr_name_strdup(entry->trust_router);
result=talloc_asprintf(mem_ctx,
"%s%s%s%s%s%s%u%s%s%s%s%s%u%s%u%s%s%s%u",
- apc, sep,
+ comm, sep,
realm, sep,
peer, sep,
entry->metric, sep,
entry->local, sep,
expiry, sep,
entry->triggered);
- free(apc);
+ free(comm);
free(realm);
free(peer);
free(trust_router);
char *trp_rtable_to_str(TALLOC_CTX *mem_ctx, TRP_RTABLE *rtbl, const char *sep, const char *lineterm)
{
TALLOC_CTX *tmp_ctx=talloc_new(NULL);
- TR_NAME **apcs=NULL;
- size_t n_apcs=0;
+ TR_NAME **comms=NULL;
+ size_t n_comms=0;
TR_NAME **realms=NULL;
size_t n_realms=0;
TRP_ROUTE **entries=NULL;
goto cleanup;
}
- apcs=trp_rtable_get_apcs(rtbl, &n_apcs);
- talloc_steal(tmp_ctx, apcs);
- sort_tr_names(apcs, n_apcs);
+ comms=trp_rtable_get_comms(rtbl, &n_comms);
+ talloc_steal(tmp_ctx, comms);
+ sort_tr_names(comms, n_comms);
ii_tbl=0;
len=0;
- for (ii=0; ii<n_apcs; ii++) {
- realms=trp_rtable_get_apc_realms(rtbl, apcs[ii], &n_realms);
+ for (ii=0; ii<n_comms; ii++) {
+ realms=trp_rtable_get_comm_realms(rtbl, comms[ii], &n_realms);
talloc_steal(tmp_ctx, realms);
sort_tr_names(realms, n_realms);
for (jj=0; jj<n_realms; jj++) {
- entries=trp_rtable_get_realm_entries(rtbl, apcs[ii], realms[jj], &n_entries);
+ entries=trp_rtable_get_realm_entries(rtbl, comms[ii], realms[jj], &n_entries);
talloc_steal(tmp_ctx, entries);
for (kk=0; kk<n_entries; kk++) {
tbl_strings[ii_tbl]=trp_route_to_str(tmp_ctx, entries[kk], sep);
}
talloc_free(realms);
}
- talloc_free(apcs);
+ talloc_free(comms);
/* now combine all the strings */
len += tbl_size*strlen(lineterm); /* space for line terminations*/
projects / trust_router.git / blobdiff