[or-cvs] r15115: consolidate all our edge/circ/orconn reason-to-foo-or-back f (tor/trunk/src/or)
arma at seul.org
arma at seul.org
Wed Jun 11 00:17:02 UTC 2008
Author: arma
Date: 2008-06-10 20:17:02 -0400 (Tue, 10 Jun 2008)
New Revision: 15115
Added:
tor/trunk/src/or/reasons.c
Modified:
tor/trunk/src/or/Makefile.am
tor/trunk/src/or/connection.c
tor/trunk/src/or/connection_edge.c
tor/trunk/src/or/control.c
tor/trunk/src/or/or.h
tor/trunk/src/or/relay.c
Log:
consolidate all our edge/circ/orconn reason-to-foo-or-back functions
Modified: tor/trunk/src/or/Makefile.am
===================================================================
--- tor/trunk/src/or/Makefile.am 2008-06-10 23:42:40 UTC (rev 15114)
+++ tor/trunk/src/or/Makefile.am 2008-06-11 00:17:02 UTC (rev 15115)
@@ -17,8 +17,8 @@
connection.c connection_edge.c connection_or.c control.c \
cpuworker.c directory.c dirserv.c dirvote.c \
dns.c dnsserv.c geoip.c hibernate.c main.c $(tor_platform_source) \
- networkstatus.c \
- onion.c policies.c relay.c rendcommon.c rendclient.c rendmid.c \
+ networkstatus.c onion.c policies.c \
+ reasons.c relay.c rendcommon.c rendclient.c rendmid.c \
rendservice.c rephist.c router.c routerlist.c routerparse.c \
eventdns.c \
tor_main.c
@@ -39,8 +39,8 @@
connection.c connection_edge.c connection_or.c control.c \
cpuworker.c directory.c dirserv.c dirvote.c \
dns.c dnsserv.c geoip.c hibernate.c main.c $(tor_platform_source) \
- networkstatus.c \
- onion.c policies.c relay.c rendcommon.c rendclient.c rendmid.c \
+ networkstatus.c onion.c policies.c \
+ reasons.c relay.c rendcommon.c rendclient.c rendmid.c \
rendservice.c rephist.c router.c routerlist.c routerparse.c \
eventdns.c \
test_data.c test.c
Modified: tor/trunk/src/or/connection.c
===================================================================
--- tor/trunk/src/or/connection.c 2008-06-10 23:42:40 UTC (rev 15114)
+++ tor/trunk/src/or/connection.c 2008-06-11 00:17:02 UTC (rev 15115)
@@ -504,7 +504,7 @@
control_event_bootstrap_problem(
tor_socket_strerror(or_conn->socket_error), 0);
} else {
- int reason = control_tls_error_to_reason(or_conn->tls_error);
+ int reason = tls_error_to_orconn_end_reason(or_conn->tls_error);
control_event_or_conn_status(or_conn, OR_CONN_EVENT_FAILED,
reason);
control_event_bootstrap_problem("foo", reason);
@@ -518,11 +518,11 @@
* closing a connection. */
rep_hist_note_disconnect(or_conn->identity_digest, now);
control_event_or_conn_status(or_conn, OR_CONN_EVENT_CLOSED,
- control_tls_error_to_reason(or_conn->tls_error));
+ tls_error_to_orconn_end_reason(or_conn->tls_error));
} else if (or_conn->identity_digest) {
rep_hist_note_connection_died(or_conn->identity_digest, now);
control_event_or_conn_status(or_conn, OR_CONN_EVENT_CLOSED,
- control_tls_error_to_reason(or_conn->tls_error));
+ tls_error_to_orconn_end_reason(or_conn->tls_error));
}
/* Now close all the attached circuits on it. */
circuit_unlink_all_from_or_conn(TO_OR_CONN(conn),
Modified: tor/trunk/src/or/connection_edge.c
===================================================================
--- tor/trunk/src/or/connection_edge.c 2008-06-10 23:42:40 UTC (rev 15114)
+++ tor/trunk/src/or/connection_edge.c 2008-06-11 00:17:02 UTC (rev 15115)
@@ -236,7 +236,7 @@
{
uint8_t reason;
tor_assert(conn);
- reason = (uint8_t)errno_to_end_stream_reason(tor_socket_errno(conn->_base.s));
+ reason = (uint8_t)errno_to_stream_end_reason(tor_socket_errno(conn->_base.s));
return connection_edge_end(conn, reason);
}
@@ -2312,7 +2312,7 @@
{
char buf[256];
socks5_reply_status_t status =
- connection_edge_end_reason_socks5_response(endreason);
+ stream_end_reason_to_socks5_response(endreason);
tor_assert(conn->socks_request); /* make sure it's an AP stream */
Modified: tor/trunk/src/or/control.c
===================================================================
--- tor/trunk/src/or/control.c 2008-06-10 23:42:40 UTC (rev 15114)
+++ tor/trunk/src/or/control.c 2008-06-11 00:17:02 UTC (rev 15115)
@@ -2918,52 +2918,6 @@
goto again;
}
-/** Convert a numeric reason for destroying a circuit into a string for a
- * CIRCUIT event. */
-static const char *
-circuit_end_reason_to_string(int reason)
-{
- if (reason >= 0 && reason & END_CIRC_REASON_FLAG_REMOTE)
- reason &= ~END_CIRC_REASON_FLAG_REMOTE;
- switch (reason) {
- case END_CIRC_AT_ORIGIN:
- /* This shouldn't get passed here; it's a catch-all reason. */
- return "ORIGIN";
- case END_CIRC_REASON_NONE:
- /* This shouldn't get passed here; it's a catch-all reason. */
- return "NONE";
- case END_CIRC_REASON_TORPROTOCOL:
- return "TORPROTOCOL";
- case END_CIRC_REASON_INTERNAL:
- return "INTERNAL";
- case END_CIRC_REASON_REQUESTED:
- return "REQUESTED";
- case END_CIRC_REASON_HIBERNATING:
- return "HIBERNATING";
- case END_CIRC_REASON_RESOURCELIMIT:
- return "RESOURCELIMIT";
- case END_CIRC_REASON_CONNECTFAILED:
- return "CONNECTFAILED";
- case END_CIRC_REASON_OR_IDENTITY:
- return "OR_IDENTITY";
- case END_CIRC_REASON_OR_CONN_CLOSED:
- return "OR_CONN_CLOSED";
- case END_CIRC_REASON_FINISHED:
- return "FINISHED";
- case END_CIRC_REASON_TIMEOUT:
- return "TIMEOUT";
- case END_CIRC_REASON_DESTROYED:
- return "DESTROYED";
- case END_CIRC_REASON_NOPATH:
- return "NOPATH";
- case END_CIRC_REASON_NOSUCHSERVICE:
- return "NOSUCHSERVICE";
- default:
- log_warn(LD_BUG, "Unrecognized reason code %d", (int)reason);
- return NULL;
- }
-}
-
/** Something has happened to circuit <b>circ</b>: tell any interested
* control connections. */
int
@@ -2994,7 +2948,7 @@
}
if (tp == CIRC_EVENT_FAILED || tp == CIRC_EVENT_CLOSED) {
- const char *reason_str = circuit_end_reason_to_string(reason_code);
+ const char *reason_str = circuit_end_reason_to_control_string(reason_code);
char *reason = NULL;
providing_reason=1;
if (!reason_str) {
@@ -3067,35 +3021,6 @@
return 0;
}
-/** Convert the reason for ending a stream <b>reason</b> into the format used
- * in STREAM events. Return NULL if the reason is unrecognized. */
-static const char *
-stream_end_reason_to_string(int reason)
-{
- reason &= END_STREAM_REASON_MASK;
- switch (reason) {
- case END_STREAM_REASON_MISC: return "MISC";
- case END_STREAM_REASON_RESOLVEFAILED: return "RESOLVEFAILED";
- case END_STREAM_REASON_CONNECTREFUSED: return "CONNECTREFUSED";
- case END_STREAM_REASON_EXITPOLICY: return "EXITPOLICY";
- case END_STREAM_REASON_DESTROY: return "DESTROY";
- case END_STREAM_REASON_DONE: return "DONE";
- case END_STREAM_REASON_TIMEOUT: return "TIMEOUT";
- case END_STREAM_REASON_HIBERNATING: return "HIBERNATING";
- case END_STREAM_REASON_INTERNAL: return "INTERNAL";
- case END_STREAM_REASON_RESOURCELIMIT: return "RESOURCELIMIT";
- case END_STREAM_REASON_CONNRESET: return "CONNRESET";
- case END_STREAM_REASON_TORPROTOCOL: return "TORPROTOCOL";
- case END_STREAM_REASON_NOTDIRECTORY: return "NOTDIRECTORY";
-
- case END_STREAM_REASON_CANT_ATTACH: return "CANT_ATTACH";
- case END_STREAM_REASON_NET_UNREACHABLE: return "NET_UNREACHABLE";
- case END_STREAM_REASON_SOCKSPROTOCOL: return "SOCKS_PROTOCOL";
-
- default: return NULL;
- }
-}
-
/** Something has happened to the stream associated with AP connection
* <b>conn</b>: tell any interested control connections. */
int
@@ -3240,61 +3165,6 @@
}
}
-/** Convert a TOR_TLS_* error code into an END_OR_CONN_* reason. */
-int
-control_tls_error_to_reason(int e)
-{
- switch (e) {
- case TOR_TLS_ERROR_IO:
- return END_OR_CONN_REASON_TLS_IO_ERROR;
- case TOR_TLS_ERROR_CONNREFUSED:
- return END_OR_CONN_REASON_TCP_REFUSED;
- case TOR_TLS_ERROR_CONNRESET:
- return END_OR_CONN_REASON_TLS_CONNRESET;
- case TOR_TLS_ERROR_NO_ROUTE:
- return END_OR_CONN_REASON_TLS_NO_ROUTE;
- case TOR_TLS_ERROR_TIMEOUT:
- return END_OR_CONN_REASON_TLS_TIMEOUT;
- case TOR_TLS_WANTREAD:
- case TOR_TLS_WANTWRITE:
- case TOR_TLS_CLOSE:
- case TOR_TLS_DONE:
- return END_OR_CONN_REASON_DONE;
- default:
- return END_OR_CONN_REASON_TLS_MISC;
- }
-}
-
-/** Convert the reason for ending an OR connection <b>r</b> into the format
- * used in ORCONN events. Return "UNKNOWN" if the reason is unrecognized. */
-static const char *
-or_conn_end_reason_to_string(int r)
-{
- switch (r) {
- case END_OR_CONN_REASON_DONE:
- return "DONE";
- case END_OR_CONN_REASON_TCP_REFUSED:
- return "CONNECTREFUSED";
- case END_OR_CONN_REASON_OR_IDENTITY:
- return "IDENTITY";
- case END_OR_CONN_REASON_TLS_CONNRESET:
- return "CONNECTRESET";
- case END_OR_CONN_REASON_TLS_TIMEOUT:
- return "TIMEOUT";
- case END_OR_CONN_REASON_TLS_NO_ROUTE:
- return "NOROUTE";
- case END_OR_CONN_REASON_TLS_IO_ERROR:
- return "IOERROR";
- case END_OR_CONN_REASON_TLS_MISC:
- return "MISC";
- case 0:
- return "";
- default:
- log_warn(LD_BUG, "Unrecognized or_conn reason code %d", r);
- return "UNKNOWN";
- }
-}
-
/** Called when the status of an OR connection <b>conn</b> changes: tell any
* interested control connections. <b>tp</b> is the new status for the
* connection. If <b>conn</b> has just closed or failed, then <b>reason</b>
@@ -3336,7 +3206,8 @@
"650 ORCONN %s %s@%s%s%s\r\n",
name, status,
reason ? "REASON=" : "",
- or_conn_end_reason_to_string(reason), ncircs_buf);
+ orconn_end_reason_to_control_string(reason),
+ ncircs_buf);
}
if (EVENT_IS_INTERESTING1L(EVENT_OR_CONN_STATUS)) {
orconn_target_get_name(1, name, sizeof(name), conn);
@@ -3344,7 +3215,8 @@
"650 ORCONN %s %s@%s%s%s\r\n",
name, status,
reason ? "REASON=" : "",
- or_conn_end_reason_to_string(reason), ncircs_buf);
+ orconn_end_reason_to_control_string(reason),
+ ncircs_buf);
}
return 0;
@@ -3976,10 +3848,10 @@
log_warn(LD_CONTROL, "Problem bootstrapping. Stuck at %d%%: %s. (%s; %s)",
status, summary, warn,
- or_conn_end_reason_to_string(reason));
+ orconn_end_reason_to_control_string(reason));
control_event_client_status(LOG_WARN,
"BOOTSTRAP PROGRESS=%d TAG=%s SUMMARY=\"%s\" WARNING=\"%s\" REASON=%s",
bootstrap_percent, tag, summary, warn,
- or_conn_end_reason_to_string(reason));
+ orconn_end_reason_to_control_string(reason));
}
Modified: tor/trunk/src/or/or.h
===================================================================
--- tor/trunk/src/or/or.h 2008-06-10 23:42:40 UTC (rev 15114)
+++ tor/trunk/src/or/or.h 2008-06-11 00:17:02 UTC (rev 15115)
@@ -2990,7 +2990,6 @@
int control_event_stream_status(edge_connection_t *conn,
stream_status_event_t e,
int reason);
-int control_tls_error_to_reason(int e);
int control_event_or_conn_status(or_connection_t *conn,
or_conn_status_event_t e, int reason);
int control_event_bandwidth_used(uint32_t n_read, uint32_t n_written);
@@ -3585,6 +3584,18 @@
void addr_policy_free(addr_policy_t *p);
void policies_free_all(void);
+/********************************* reasons.c ***************************/
+
+const char *stream_end_reason_to_control_string(int reason);
+const char *stream_end_reason_to_string(int reason);
+socks5_reply_status_t stream_end_reason_to_socks5_response(int reason);
+int errno_to_stream_end_reason(int e);
+
+const char *orconn_end_reason_to_control_string(int r);
+int tls_error_to_orconn_end_reason(int e);
+
+const char *circuit_end_reason_to_control_string(int reason);
+
/********************************* relay.c ***************************/
extern uint64_t stats_n_relay_cells_relayed;
@@ -3604,8 +3615,6 @@
int connection_edge_package_raw_inbuf(edge_connection_t *conn,
int package_partial);
void connection_edge_consider_sending_sendme(edge_connection_t *conn);
-socks5_reply_status_t connection_edge_end_reason_socks5_response(int reason);
-int errno_to_end_stream_reason(int e);
extern uint64_t stats_n_data_cells_packaged;
extern uint64_t stats_n_data_bytes_packaged;
Added: tor/trunk/src/or/reasons.c
===================================================================
--- tor/trunk/src/or/reasons.c (rev 0)
+++ tor/trunk/src/or/reasons.c 2008-06-11 00:17:02 UTC (rev 15115)
@@ -0,0 +1,289 @@
+/* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
+ * Copyright (c) 2007-2008, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+/* $Id$ */
+const char reasons_c_id[] =
+ "$Id$";
+
+/**
+ * \file reasons.c
+ * \brief Convert circuit, stream, and orconn error reasons to and/or from
+ * strings and errno values.
+ **/
+
+#include "or.h"
+
+/***************************** Edge (stream) reasons **********************/
+
+/** Convert the reason for ending a stream <b>reason</b> into the format used
+ * in STREAM events. Return NULL if the reason is unrecognized. */
+const char *
+stream_end_reason_to_control_string(int reason)
+{
+ reason &= END_STREAM_REASON_MASK;
+ switch (reason) {
+ case END_STREAM_REASON_MISC: return "MISC";
+ case END_STREAM_REASON_RESOLVEFAILED: return "RESOLVEFAILED";
+ case END_STREAM_REASON_CONNECTREFUSED: return "CONNECTREFUSED";
+ case END_STREAM_REASON_EXITPOLICY: return "EXITPOLICY";
+ case END_STREAM_REASON_DESTROY: return "DESTROY";
+ case END_STREAM_REASON_DONE: return "DONE";
+ case END_STREAM_REASON_TIMEOUT: return "TIMEOUT";
+ case END_STREAM_REASON_HIBERNATING: return "HIBERNATING";
+ case END_STREAM_REASON_INTERNAL: return "INTERNAL";
+ case END_STREAM_REASON_RESOURCELIMIT: return "RESOURCELIMIT";
+ case END_STREAM_REASON_CONNRESET: return "CONNRESET";
+ case END_STREAM_REASON_TORPROTOCOL: return "TORPROTOCOL";
+ case END_STREAM_REASON_NOTDIRECTORY: return "NOTDIRECTORY";
+
+ case END_STREAM_REASON_CANT_ATTACH: return "CANT_ATTACH";
+ case END_STREAM_REASON_NET_UNREACHABLE: return "NET_UNREACHABLE";
+ case END_STREAM_REASON_SOCKSPROTOCOL: return "SOCKS_PROTOCOL";
+
+ default: return NULL;
+ }
+}
+
+/** Translate <b>reason</b>, which came from a relay 'end' cell,
+ * into a static const string describing why the stream is closing.
+ * <b>reason</b> is -1 if no reason was provided.
+ */
+const char *
+stream_end_reason_to_string(int reason)
+{
+ switch (reason) {
+ case -1:
+ log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
+ "End cell arrived with length 0. Should be at least 1.");
+ return "MALFORMED";
+ case END_STREAM_REASON_MISC: return "misc error";
+ case END_STREAM_REASON_RESOLVEFAILED: return "resolve failed";
+ case END_STREAM_REASON_CONNECTREFUSED: return "connection refused";
+ case END_STREAM_REASON_EXITPOLICY: return "exit policy failed";
+ case END_STREAM_REASON_DESTROY: return "destroyed";
+ case END_STREAM_REASON_DONE: return "closed normally";
+ case END_STREAM_REASON_TIMEOUT: return "gave up (timeout)";
+ case END_STREAM_REASON_HIBERNATING: return "server is hibernating";
+ case END_STREAM_REASON_INTERNAL: return "internal error at server";
+ case END_STREAM_REASON_RESOURCELIMIT: return "server out of resources";
+ case END_STREAM_REASON_CONNRESET: return "connection reset";
+ case END_STREAM_REASON_TORPROTOCOL: return "Tor protocol error";
+ case END_STREAM_REASON_NOTDIRECTORY: return "not a directory";
+ default:
+ log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
+ "Reason for ending (%d) not recognized.",reason);
+ return "unknown";
+ }
+}
+
+/** Translate <b>reason</b> (as from a relay 'end' cell) into an
+ * appropriate SOCKS5 reply code.
+ *
+ * A reason of 0 means that we're not actually expecting to send
+ * this code back to the socks client; we just call it 'succeeded'
+ * to keep things simple.
+ */
+socks5_reply_status_t
+stream_end_reason_to_socks5_response(int reason)
+{
+ switch (reason & END_STREAM_REASON_MASK) {
+ case 0:
+ return SOCKS5_SUCCEEDED;
+ case END_STREAM_REASON_MISC:
+ return SOCKS5_GENERAL_ERROR;
+ case END_STREAM_REASON_RESOLVEFAILED:
+ return SOCKS5_HOST_UNREACHABLE;
+ case END_STREAM_REASON_CONNECTREFUSED:
+ return SOCKS5_CONNECTION_REFUSED;
+ case END_STREAM_REASON_ENTRYPOLICY:
+ return SOCKS5_NOT_ALLOWED;
+ case END_STREAM_REASON_EXITPOLICY:
+ return SOCKS5_NOT_ALLOWED;
+ case END_STREAM_REASON_DESTROY:
+ return SOCKS5_GENERAL_ERROR;
+ case END_STREAM_REASON_DONE:
+ return SOCKS5_SUCCEEDED;
+ case END_STREAM_REASON_TIMEOUT:
+ return SOCKS5_TTL_EXPIRED;
+ case END_STREAM_REASON_RESOURCELIMIT:
+ return SOCKS5_GENERAL_ERROR;
+ case END_STREAM_REASON_HIBERNATING:
+ return SOCKS5_GENERAL_ERROR;
+ case END_STREAM_REASON_INTERNAL:
+ return SOCKS5_GENERAL_ERROR;
+ case END_STREAM_REASON_CONNRESET:
+ return SOCKS5_CONNECTION_REFUSED;
+ case END_STREAM_REASON_TORPROTOCOL:
+ return SOCKS5_GENERAL_ERROR;
+
+ case END_STREAM_REASON_CANT_ATTACH:
+ return SOCKS5_GENERAL_ERROR;
+ case END_STREAM_REASON_NET_UNREACHABLE:
+ return SOCKS5_NET_UNREACHABLE;
+ case END_STREAM_REASON_SOCKSPROTOCOL:
+ return SOCKS5_GENERAL_ERROR;
+ default:
+ log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
+ "Reason for ending (%d) not recognized; "
+ "sending generic socks error.", reason);
+ return SOCKS5_GENERAL_ERROR;
+ }
+}
+
+/* We need to use a few macros to deal with the fact that Windows
+ * decided that their sockets interface should be a permakludge.
+ * E_CASE is for errors where windows has both a EFOO and a WSAEFOO
+ * version, and S_CASE is for errors where windows has only a WSAEFOO
+ * version. (The E is for 'error', the S is for 'socket'). */
+#ifdef MS_WINDOWS
+#define E_CASE(s) case s: case WSA ## s
+#define S_CASE(s) case WSA ## s
+#else
+#define E_CASE(s) case s
+#define S_CASE(s) case s
+#endif
+
+/** Given an errno from a failed exit connection, return a reason code
+ * appropriate for use in a RELAY END cell.
+ */
+int
+errno_to_stream_end_reason(int e)
+{
+ switch (e) {
+ case EPIPE:
+ return END_STREAM_REASON_DONE;
+ E_CASE(EBADF):
+ E_CASE(EFAULT):
+ E_CASE(EINVAL):
+ S_CASE(EISCONN):
+ S_CASE(ENOTSOCK):
+ S_CASE(EPROTONOSUPPORT):
+ S_CASE(EAFNOSUPPORT):
+ E_CASE(EACCES):
+ S_CASE(ENOTCONN):
+ S_CASE(ENETUNREACH):
+ return END_STREAM_REASON_INTERNAL;
+ S_CASE(ECONNREFUSED):
+ return END_STREAM_REASON_CONNECTREFUSED;
+ S_CASE(ECONNRESET):
+ return END_STREAM_REASON_CONNRESET;
+ S_CASE(ETIMEDOUT):
+ return END_STREAM_REASON_TIMEOUT;
+ S_CASE(ENOBUFS):
+ case ENOMEM:
+ case ENFILE:
+ E_CASE(EMFILE):
+ return END_STREAM_REASON_RESOURCELIMIT;
+ default:
+ log_info(LD_EXIT, "Didn't recognize errno %d (%s); telling the client "
+ "that we are ending a stream for 'misc' reason.",
+ e, tor_socket_strerror(e));
+ return END_STREAM_REASON_MISC;
+ }
+}
+
+/***************************** ORConn reasons *****************************/
+
+/** Convert the reason for ending an OR connection <b>r</b> into the format
+ * used in ORCONN events. Return "UNKNOWN" if the reason is unrecognized. */
+const char *
+orconn_end_reason_to_control_string(int r)
+{
+ switch (r) {
+ case END_OR_CONN_REASON_DONE:
+ return "DONE";
+ case END_OR_CONN_REASON_TCP_REFUSED:
+ return "CONNECTREFUSED";
+ case END_OR_CONN_REASON_OR_IDENTITY:
+ return "IDENTITY";
+ case END_OR_CONN_REASON_TLS_CONNRESET:
+ return "CONNECTRESET";
+ case END_OR_CONN_REASON_TLS_TIMEOUT:
+ return "TIMEOUT";
+ case END_OR_CONN_REASON_TLS_NO_ROUTE:
+ return "NOROUTE";
+ case END_OR_CONN_REASON_TLS_IO_ERROR:
+ return "IOERROR";
+ case END_OR_CONN_REASON_TLS_MISC:
+ return "MISC";
+ case 0:
+ return "";
+ default:
+ log_warn(LD_BUG, "Unrecognized or_conn reason code %d", r);
+ return "UNKNOWN";
+ }
+}
+
+/** Convert a TOR_TLS_* error code into an END_OR_CONN_* reason. */
+int
+tls_error_to_orconn_end_reason(int e)
+{
+ switch (e) {
+ case TOR_TLS_ERROR_IO:
+ return END_OR_CONN_REASON_TLS_IO_ERROR;
+ case TOR_TLS_ERROR_CONNREFUSED:
+ return END_OR_CONN_REASON_TCP_REFUSED;
+ case TOR_TLS_ERROR_CONNRESET:
+ return END_OR_CONN_REASON_TLS_CONNRESET;
+ case TOR_TLS_ERROR_NO_ROUTE:
+ return END_OR_CONN_REASON_TLS_NO_ROUTE;
+ case TOR_TLS_ERROR_TIMEOUT:
+ return END_OR_CONN_REASON_TLS_TIMEOUT;
+ case TOR_TLS_WANTREAD:
+ case TOR_TLS_WANTWRITE:
+ case TOR_TLS_CLOSE:
+ case TOR_TLS_DONE:
+ return END_OR_CONN_REASON_DONE;
+ default:
+ return END_OR_CONN_REASON_TLS_MISC;
+ }
+}
+
+/***************************** Circuit reasons *****************************/
+
+/** Convert a numeric reason for destroying a circuit into a string for a
+ * CIRCUIT event. */
+const char *
+circuit_end_reason_to_control_string(int reason)
+{
+ if (reason >= 0 && reason & END_CIRC_REASON_FLAG_REMOTE)
+ reason &= ~END_CIRC_REASON_FLAG_REMOTE;
+ switch (reason) {
+ case END_CIRC_AT_ORIGIN:
+ /* This shouldn't get passed here; it's a catch-all reason. */
+ return "ORIGIN";
+ case END_CIRC_REASON_NONE:
+ /* This shouldn't get passed here; it's a catch-all reason. */
+ return "NONE";
+ case END_CIRC_REASON_TORPROTOCOL:
+ return "TORPROTOCOL";
+ case END_CIRC_REASON_INTERNAL:
+ return "INTERNAL";
+ case END_CIRC_REASON_REQUESTED:
+ return "REQUESTED";
+ case END_CIRC_REASON_HIBERNATING:
+ return "HIBERNATING";
+ case END_CIRC_REASON_RESOURCELIMIT:
+ return "RESOURCELIMIT";
+ case END_CIRC_REASON_CONNECTFAILED:
+ return "CONNECTFAILED";
+ case END_CIRC_REASON_OR_IDENTITY:
+ return "OR_IDENTITY";
+ case END_CIRC_REASON_OR_CONN_CLOSED:
+ return "OR_CONN_CLOSED";
+ case END_CIRC_REASON_FINISHED:
+ return "FINISHED";
+ case END_CIRC_REASON_TIMEOUT:
+ return "TIMEOUT";
+ case END_CIRC_REASON_DESTROYED:
+ return "DESTROYED";
+ case END_CIRC_REASON_NOPATH:
+ return "NOPATH";
+ case END_CIRC_REASON_NOSUCHSERVICE:
+ return "NOSUCHSERVICE";
+ default:
+ log_warn(LD_BUG, "Unrecognized reason code %d", (int)reason);
+ return NULL;
+ }
+}
+
Property changes on: tor/trunk/src/or/reasons.c
___________________________________________________________________
Name: svn:keywords
+ Author Date Id Revision
Name: svn:eol-style
+ native
Modified: tor/trunk/src/or/relay.c
===================================================================
--- tor/trunk/src/or/relay.c 2008-06-10 23:42:40 UTC (rev 15114)
+++ tor/trunk/src/or/relay.c 2008-06-11 00:17:02 UTC (rev 15115)
@@ -560,144 +560,6 @@
payload_len, fromconn->cpath_layer);
}
-/** Translate <b>reason</b>, which came from a relay 'end' cell,
- * into a static const string describing why the stream is closing.
- * <b>reason</b> is -1 if no reason was provided.
- */
-static const char *
-connection_edge_end_reason_str(int reason)
-{
- switch (reason) {
- case -1:
- log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
- "End cell arrived with length 0. Should be at least 1.");
- return "MALFORMED";
- case END_STREAM_REASON_MISC: return "misc error";
- case END_STREAM_REASON_RESOLVEFAILED: return "resolve failed";
- case END_STREAM_REASON_CONNECTREFUSED: return "connection refused";
- case END_STREAM_REASON_EXITPOLICY: return "exit policy failed";
- case END_STREAM_REASON_DESTROY: return "destroyed";
- case END_STREAM_REASON_DONE: return "closed normally";
- case END_STREAM_REASON_TIMEOUT: return "gave up (timeout)";
- case END_STREAM_REASON_HIBERNATING: return "server is hibernating";
- case END_STREAM_REASON_INTERNAL: return "internal error at server";
- case END_STREAM_REASON_RESOURCELIMIT: return "server out of resources";
- case END_STREAM_REASON_CONNRESET: return "connection reset";
- case END_STREAM_REASON_TORPROTOCOL: return "Tor protocol error";
- case END_STREAM_REASON_NOTDIRECTORY: return "not a directory";
- default:
- log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
- "Reason for ending (%d) not recognized.",reason);
- return "unknown";
- }
-}
-
-/** Translate <b>reason</b> (as from a relay 'end' cell) into an
- * appropriate SOCKS5 reply code.
- *
- * A reason of 0 means that we're not actually expecting to send
- * this code back to the socks client; we just call it 'succeeded'
- * to keep things simple.
- */
-socks5_reply_status_t
-connection_edge_end_reason_socks5_response(int reason)
-{
- switch (reason & END_STREAM_REASON_MASK) {
- case 0:
- return SOCKS5_SUCCEEDED;
- case END_STREAM_REASON_MISC:
- return SOCKS5_GENERAL_ERROR;
- case END_STREAM_REASON_RESOLVEFAILED:
- return SOCKS5_HOST_UNREACHABLE;
- case END_STREAM_REASON_CONNECTREFUSED:
- return SOCKS5_CONNECTION_REFUSED;
- case END_STREAM_REASON_ENTRYPOLICY:
- return SOCKS5_NOT_ALLOWED;
- case END_STREAM_REASON_EXITPOLICY:
- return SOCKS5_NOT_ALLOWED;
- case END_STREAM_REASON_DESTROY:
- return SOCKS5_GENERAL_ERROR;
- case END_STREAM_REASON_DONE:
- return SOCKS5_SUCCEEDED;
- case END_STREAM_REASON_TIMEOUT:
- return SOCKS5_TTL_EXPIRED;
- case END_STREAM_REASON_RESOURCELIMIT:
- return SOCKS5_GENERAL_ERROR;
- case END_STREAM_REASON_HIBERNATING:
- return SOCKS5_GENERAL_ERROR;
- case END_STREAM_REASON_INTERNAL:
- return SOCKS5_GENERAL_ERROR;
- case END_STREAM_REASON_CONNRESET:
- return SOCKS5_CONNECTION_REFUSED;
- case END_STREAM_REASON_TORPROTOCOL:
- return SOCKS5_GENERAL_ERROR;
-
- case END_STREAM_REASON_CANT_ATTACH:
- return SOCKS5_GENERAL_ERROR;
- case END_STREAM_REASON_NET_UNREACHABLE:
- return SOCKS5_NET_UNREACHABLE;
- case END_STREAM_REASON_SOCKSPROTOCOL:
- return SOCKS5_GENERAL_ERROR;
- default:
- log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
- "Reason for ending (%d) not recognized; "
- "sending generic socks error.", reason);
- return SOCKS5_GENERAL_ERROR;
- }
-}
-
-/* We need to use a few macros to deal with the fact that Windows
- * decided that their sockets interface should be a permakludge.
- * E_CASE is for errors where windows has both a EFOO and a WSAEFOO
- * version, and S_CASE is for errors where windows has only a WSAEFOO
- * version. (The E is for 'error', the S is for 'socket'). */
-#ifdef MS_WINDOWS
-#define E_CASE(s) case s: case WSA ## s
-#define S_CASE(s) case WSA ## s
-#else
-#define E_CASE(s) case s
-#define S_CASE(s) case s
-#endif
-
-/** Given an errno from a failed exit connection, return a reason code
- * appropriate for use in a RELAY END cell.
- */
-int
-errno_to_end_stream_reason(int e)
-{
- switch (e) {
- case EPIPE:
- return END_STREAM_REASON_DONE;
- E_CASE(EBADF):
- E_CASE(EFAULT):
- E_CASE(EINVAL):
- S_CASE(EISCONN):
- S_CASE(ENOTSOCK):
- S_CASE(EPROTONOSUPPORT):
- S_CASE(EAFNOSUPPORT):
- E_CASE(EACCES):
- S_CASE(ENOTCONN):
- S_CASE(ENETUNREACH):
- return END_STREAM_REASON_INTERNAL;
- S_CASE(ECONNREFUSED):
- return END_STREAM_REASON_CONNECTREFUSED;
- S_CASE(ECONNRESET):
- return END_STREAM_REASON_CONNRESET;
- S_CASE(ETIMEDOUT):
- return END_STREAM_REASON_TIMEOUT;
- S_CASE(ENOBUFS):
- case ENOMEM:
- case ENFILE:
- E_CASE(EMFILE):
- return END_STREAM_REASON_RESOURCELIMIT;
- default:
- log_info(LD_EXIT, "Didn't recognize errno %d (%s); telling the client "
- "that we are ending a stream for 'misc' reason.",
- e, tor_socket_strerror(e));
- return END_STREAM_REASON_MISC;
- }
-}
-
/** How many times will I retry a stream that fails due to DNS
* resolve failure or misc error?
*/
@@ -733,7 +595,7 @@
conn->_base.type == CONN_TYPE_AP) {
log_info(LD_APP,"Address '%s' refused due to '%s'. Considering retrying.",
safe_str(conn->socks_request->address),
- connection_edge_end_reason_str(reason));
+ stream_end_reason_to_string(reason));
exitrouter =
router_get_by_digest(circ->build_state->chosen_exit->identity_digest);
switch (reason) {
@@ -842,7 +704,7 @@
log_info(LD_APP,
"Edge got end (%s) before we're connected. Marking for close.",
- connection_edge_end_reason_str(rh->length > 0 ? reason : -1));
+ stream_end_reason_to_string(rh->length > 0 ? reason : -1));
if (conn->_base.type == CONN_TYPE_AP) {
circuit_log_path(LOG_INFO,LD_APP,circ);
/* need to test because of detach_retriable*/
@@ -1123,13 +985,13 @@
*(uint8_t *)(cell->payload+RELAY_HEADER_SIZE) : END_STREAM_REASON_MISC;
if (!conn) {
log_info(domain,"end cell (%s) dropped, unknown stream.",
- connection_edge_end_reason_str(reason));
+ stream_end_reason_to_string(reason));
return 0;
}
/* XXX add to this log_fn the exit node's nickname? */
log_info(domain,"%d: end cell (%s) for stream %d. Removing stream.",
conn->_base.s,
- connection_edge_end_reason_str(reason),
+ stream_end_reason_to_string(reason),
conn->stream_id);
if (conn->socks_request && !conn->socks_request->has_finished)
log_warn(LD_BUG,
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