Add transport information to the GeoIP database.

src/or/channel.c

@@ -2379,7 +2379,8 @@ channel_do_open_actions(channel_t *chan)
     /* only report it to the geoip module if it's not a known router */
     if (!router_get_by_id_digest(chan->identity_digest)) {
       if (channel_get_addr_if_possible(chan, &remote_addr)) {
-        geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &remote_addr,
+        /* XXXX 5040/4773 : Is this 'NULL' right? */
+        geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &remote_addr, NULL,
                                now);
       }
       /* Otherwise the underlying transport can't tell us this, so skip it */

src/or/directory.c

@@ -2966,7 +2966,9 @@ directory_handle_command_get(dir_connection_t *conn, const char *headers,
       tor_addr_t addr;
       if (tor_inet_aton((TO_CONN(conn))->address, &in)) {
         tor_addr_from_ipv4h(&addr, ntohl(in.s_addr));
-        geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS, &addr, time(NULL));
+        geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS,
+                               &addr, NULL,
+                               time(NULL));
         geoip_note_ns_response(GEOIP_SUCCESS);
         /* Note that a request for a network status has started, so that we
          * can measure the download time later on. */

src/or/geoip.c

@@ -461,6 +461,10 @@ geoip_db_digest(sa_family_t family)
 typedef struct clientmap_entry_t {
   HT_ENTRY(clientmap_entry_t) node;
   tor_addr_t addr;
+ /* Name of pluggable transport used by this client. NULL if no
+    pluggable transport was used. */
+  char *transport_name;
+
   /** Time when we last saw this IP address, in MINUTES since the epoch.
    *
    * (This will run out of space around 4011 CE.  If Tor is still in use around
@@ -519,7 +523,9 @@ client_history_clear(void)
  * configured accordingly. */
 void
 geoip_note_client_seen(geoip_client_action_t action,
-                       const tor_addr_t *addr, time_t now)
+                       const tor_addr_t *addr,
+                       const char *transport_name,
+                       time_t now)
 {
   const or_options_t *options = get_options();
   clientmap_entry_t lookup, *ent;
@@ -534,12 +540,18 @@ geoip_note_client_seen(geoip_client_action_t action,
       return;
   }
 
+  log_debug(LD_GENERAL, "Seen client from '%s' with transport '%s'.",
+            safe_str_client(fmt_addr((addr))),
+            transport_name ? transport_name : "<no transport>");
+
   tor_addr_copy(&lookup.addr, addr);
   lookup.action = (int)action;
   ent = HT_FIND(clientmap, &client_history, &lookup);
   if (! ent) {
     ent = tor_malloc_zero(sizeof(clientmap_entry_t));
     tor_addr_copy(&ent->addr, addr);
+    if (transport_name)
+      ent->transport_name = tor_strdup(transport_name);
     ent->action = (int)action;
     HT_INSERT(clientmap, &client_history, ent);
   }
@@ -566,6 +578,7 @@ remove_old_client_helper_(struct clientmap_entry_t *ent, void *_cutoff)
 {
   time_t cutoff = *(time_t*)_cutoff / 60;
   if (ent->last_seen_in_minutes < cutoff) {
+    tor_free(ent->transport_name);
     tor_free(ent);
     return 1;
   } else {
@@ -1515,6 +1528,7 @@ geoip_free_all(void)
     for (ent = HT_START(clientmap, &client_history); ent != NULL; ent = next) {
       this = *ent;
       next = HT_NEXT_RMV(clientmap, &client_history, ent);
+      tor_free(this->transport_name);
       tor_free(this);
     }
     HT_CLEAR(clientmap, &client_history);

src/or/geoip.h

@@ -29,7 +29,8 @@ const char *geoip_db_digest(sa_family_t family);
 country_t geoip_get_country(const char *countrycode);
 
 void geoip_note_client_seen(geoip_client_action_t action,
-                            const tor_addr_t *addr, time_t now);
+                            const tor_addr_t *addr, const char *transport_name,
+                            time_t now);
 void geoip_remove_old_clients(time_t cutoff);
 
 void geoip_note_ns_response(geoip_ns_response_t response);

src/test/test.c

@@ -1741,20 +1741,20 @@ test_geoip(void)
   /* Put 9 observations in AB... */
   for (i=32; i < 40; ++i) {
     SET_TEST_ADDRESS(i);
-    geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, now-7200);
+    geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, NULL, now-7200);
   }
   SET_TEST_ADDRESS(225);
-  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, now-7200);
+  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, NULL, now-7200);
   /* and 3 observations in XY, several times. */
   for (j=0; j < 10; ++j)
     for (i=52; i < 55; ++i) {
       SET_TEST_ADDRESS(i);
-      geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, now-3600);
+      geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, NULL, now-3600);
     }
   /* and 17 observations in ZZ... */
   for (i=110; i < 127; ++i) {
     SET_TEST_ADDRESS(i);
-    geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, now);
+    geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, NULL, now);
   }
   geoip_get_client_history(GEOIP_CLIENT_CONNECT, &s, &v);
   test_assert(s);
@@ -1803,7 +1803,7 @@ test_geoip(void)
   /* Start testing dirreq statistics by making sure that we don't collect
    * dirreq stats without initializing them. */
   SET_TEST_ADDRESS(100);
-  geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS, &addr, now);
+  geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS, &addr, NULL, now);
   s = geoip_format_dirreq_stats(now + 86400);
   test_assert(!s);
 
@@ -1811,7 +1811,7 @@ test_geoip(void)
    * dirreq-stats history string. */
   geoip_dirreq_stats_init(now);
   SET_TEST_ADDRESS(100);
-  geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS, &addr, now);
+  geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS, &addr, NULL, now);
   s = geoip_format_dirreq_stats(now + 86400);
   test_streq(dirreq_stats_1, s);
   tor_free(s);
@@ -1820,7 +1820,7 @@ test_geoip(void)
    * don't generate a history string. */
   geoip_dirreq_stats_term();
   SET_TEST_ADDRESS(101);
-  geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS, &addr, now);
+  geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS, &addr, NULL, now);
   s = geoip_format_dirreq_stats(now + 86400);
   test_assert(!s);
 
@@ -1828,7 +1828,7 @@ test_geoip(void)
    * that we get an all empty history string. */
   geoip_dirreq_stats_init(now);
   SET_TEST_ADDRESS(100);
-  geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS, &addr, now);
+  geoip_note_client_seen(GEOIP_CLIENT_NETWORKSTATUS, &addr, NULL, now);
   geoip_reset_dirreq_stats(now);
   s = geoip_format_dirreq_stats(now + 86400);
   test_streq(dirreq_stats_2, s);
@@ -1855,7 +1855,7 @@ test_geoip(void)
   /* Start testing entry statistics by making sure that we don't collect
    * anything without initializing entry stats. */
   SET_TEST_ADDRESS(100);
-  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, now);
+  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, NULL, now);
   s = geoip_format_entry_stats(now + 86400);
   test_assert(!s);
 
@@ -1863,7 +1863,7 @@ test_geoip(void)
    * entry-stats history string. */
   geoip_entry_stats_init(now);
   SET_TEST_ADDRESS(100);
-  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, now);
+  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, NULL, now);
   s = geoip_format_entry_stats(now + 86400);
   test_streq(entry_stats_1, s);
   tor_free(s);
@@ -1872,7 +1872,7 @@ test_geoip(void)
    * don't generate a history string. */
   geoip_entry_stats_term();
   SET_TEST_ADDRESS(101);
-  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, now);
+  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, NULL, now);
   s = geoip_format_entry_stats(now + 86400);
   test_assert(!s);
 
@@ -1880,7 +1880,7 @@ test_geoip(void)
    * that we get an all empty history string. */
   geoip_entry_stats_init(now);
   SET_TEST_ADDRESS(100);
-  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, now);
+  geoip_note_client_seen(GEOIP_CLIENT_CONNECT, &addr, NULL, now);
   geoip_reset_entry_stats(now);
   s = geoip_format_entry_stats(now + 86400);
   test_streq(entry_stats_2, s);