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[or-cvs] re-try streams at most 4 times



Update of /home/or/cvsroot/src/or
In directory moria.mit.edu:/home2/arma/work/onion/cvs/src/or

Modified Files:
	buffers.c connection_edge.c or.h routerlist.c 
Log Message:
re-try streams at most 4 times


Index: buffers.c
===================================================================
RCS file: /home/or/cvsroot/src/or/buffers.c,v
retrieving revision 1.67
retrieving revision 1.68
diff -u -d -r1.67 -r1.68
--- buffers.c	3 Mar 2004 22:49:15 -0000	1.67
+++ buffers.c	7 Mar 2004 23:50:15 -0000	1.68
@@ -491,6 +491,8 @@
       }
       assert(0);
     case 4: /* socks4 */
+      /* http://archive.socks.permeo.com/protocol/socks4.protocol */
+      /* http://archive.socks.permeo.com/protocol/socks4a.protocol */
 
       req->socks_version = 4;
       if(buf->datalen < SOCKS4_NETWORK_LEN) /* basic info available? */

Index: connection_edge.c
===================================================================
RCS file: /home/or/cvsroot/src/or/connection_edge.c,v
retrieving revision 1.113
retrieving revision 1.114
diff -u -d -r1.113 -r1.114
--- connection_edge.c	6 Mar 2004 05:10:07 -0000	1.113
+++ connection_edge.c	7 Mar 2004 23:50:15 -0000	1.114
@@ -540,6 +540,7 @@
   goto repeat_connection_edge_package_raw_inbuf;
 }
 
+#define MAX_STREAM_RETRIES 4
 void connection_ap_expire_beginning(void) {
   connection_t **carray;
   connection_t *conn;
@@ -554,18 +555,24 @@
     if (conn->type != CONN_TYPE_AP ||
         conn->state != AP_CONN_STATE_CONNECT_WAIT)
       continue;
-    if (now - conn->timestamp_lastread >= 15) {
+    if (now - conn->timestamp_lastread < 15)
+      continue;
+    conn->num_retries++;
+    circ = circuit_get_by_conn(conn);
+    if(conn->num_retries >= MAX_STREAM_RETRIES) {
+      log_fn(LOG_WARN,"Stream is %d seconds late. Giving up.",
+             15*conn->num_retries);
+      circuit_log_path(LOG_WARN, circ);
+      connection_mark_for_close(conn,END_STREAM_REASON_TIMEOUT);
+    } else {
       log_fn(LOG_WARN,"Stream is %d seconds late. Retrying.",
              (int)(now - conn->timestamp_lastread));
-      circ = circuit_get_by_conn(conn);
       circuit_log_path(LOG_WARN, circ);
       /* send an end down the circuit */
       connection_edge_end(conn, END_STREAM_REASON_TIMEOUT, conn->cpath_layer);
       /* un-mark it as ending, since we're going to reuse it */
       conn->has_sent_end = 0;
-      /* move it back into 'pending' state. It's possible it will
-       * reattach to this same circuit, but that's good enough for now.
-       */
+      /* move it back into 'pending' state. */
       conn->state = AP_CONN_STATE_CIRCUIT_WAIT;
       circuit_detach_stream(circ, conn);
       /* kludge to make us not try this circuit again, yet to allow
@@ -580,8 +587,8 @@
         /* Don't need to send end -- we're not connected */
         connection_mark_for_close(conn, 0);
       }
-    }
-  }
+    } /* end if max_retries */
+  } /* end for */
 }
 
 /* Tell any APs that are waiting for a new circuit that one is available */

Index: or.h
===================================================================
RCS file: /home/or/cvsroot/src/or/or.h,v
retrieving revision 1.245
retrieving revision 1.246
diff -u -d -r1.245 -r1.246
--- or.h	5 Mar 2004 05:48:28 -0000	1.245
+++ or.h	7 Mar 2004 23:50:15 -0000	1.246
@@ -189,6 +189,8 @@
 #define RELAY_COMMAND_TRUNCATE 8
 #define RELAY_COMMAND_TRUNCATED 9
 #define RELAY_COMMAND_DROP 10
+#define RELAY_COMMAND_RESOLVE 11
+#define RELAY_COMMAND_RESOLVED 12
 
 #define _MIN_END_STREAM_REASON 1
 #define END_STREAM_REASON_MISC 1
@@ -363,6 +365,7 @@
   int done_receiving;
   char has_sent_end; /* for debugging: set once we've set the stream end,
                         and check in circuit_about_to_close_connection() */
+  char num_retries; /* how many times have we re-tried beginning this stream? */
 
   /* Used only by AP connections */
   socks_request_t *socks_request;

Index: routerlist.c
===================================================================
RCS file: /home/or/cvsroot/src/or/routerlist.c,v
retrieving revision 1.31
retrieving revision 1.32
diff -u -d -r1.31 -r1.32
--- routerlist.c	5 Mar 2004 05:48:28 -0000	1.31
+++ routerlist.c	7 Mar 2004 23:50:15 -0000	1.32
@@ -846,7 +846,7 @@
     
   tok = find_first_by_keyword(tokens, K_PORTS);
   if (tok && ports_set) {
-    log_fn(LOG_WARN,"Rendundant ports line");
+    log_fn(LOG_WARN,"Redundant ports line");
     goto err;
   } else if (tok) {
     if (tok->n_args != 3) {