Split mark-dir-failed-and-retry logic into separate function; make it retry runningrouters as well as directory fetches; note that the do-we-need-to-give-up test is wrong.

svn:r3256
This commit is contained in:
Nick Mathewson 2005-01-03 20:07:07 +00:00
parent 858eda4736
commit 65c4fa2614
3 changed files with 25 additions and 14 deletions

View File

@ -208,13 +208,7 @@ void connection_about_to_close_connection(connection_t *conn)
if (conn->state == DIR_CONN_STATE_CONNECTING) {
/* it's a directory server and connecting failed: forget about
this router */
router_mark_as_down(conn->identity_digest);
if (conn->purpose == DIR_PURPOSE_FETCH_DIR &&
!all_trusted_directory_servers_down()) {
log_fn(LOG_INFO,"Giving up on dirserver %s; trying another.",
conn->address);
directory_get_from_dirserver(DIR_PURPOSE_FETCH_DIR, NULL);
}
connection_dir_connect_failed(conn);
}
if (conn->purpose == DIR_PURPOSE_FETCH_RENDDESC)
rend_client_desc_fetched(conn->rend_query, 0);

View File

@ -213,6 +213,28 @@ directory_initiate_command_trusted_dir(trusted_dir_server_t *dirserv,
NULL, dirserv->digest, purpose, resource, payload, payload_len);
}
/** Called when we are unable to complete our connection to a
* directory server: Mark the router as down and try again if possible.
*/
int
connection_dir_connect_failed(connection_t *conn)
{
router_mark_as_down(conn->identity_digest); /* don't try him again */
if (conn->purpose == DIR_PURPOSE_FETCH_DIR ||
conn->purpose == DIR_PURPOSE_FETCH_RUNNING_LIST) {
/* XXX This should possibly take into account that
* !advertised_server_mode() allows us to use more directory
* servers, and fascistfirewall allows us to use less.
*/
if (!all_trusted_directory_servers_down()) {
log_fn(LOG_INFO,"Giving up on dirserver '%s'; trying another.", conn->address);
directory_get_from_dirserver(conn->purpose, NULL);
} else {
log_fn(LOG_INFO,"Giving up on dirserver '%s'; no more to try.", conn->address);
}
}
}
/** Helper for directory_initiate_command(router|trusted_dir): send the
* command to a server whose address is <b>address</b>, whose IP is
* <b>addr</b>, whose directory port is <b>dir_port</b>, whose tor version is
@ -282,12 +304,7 @@ directory_initiate_command(const char *address, uint32_t addr,
/* then we want to connect directly */
switch (connection_connect(conn, conn->address, addr, dir_port)) {
case -1:
router_mark_as_down(conn->identity_digest); /* don't try him again */
if (purpose == DIR_PURPOSE_FETCH_DIR &&
!all_trusted_directory_servers_down()) {
log_fn(LOG_INFO,"Giving up on dirserver '%s'; trying another.", conn->address);
directory_get_from_dirserver(purpose, NULL);
}
connection_dir_connect_failed(conn);
connection_free(conn);
return;
case 1:

View File

@ -1318,6 +1318,7 @@ int connection_dir_reached_eof(connection_t *conn);
int connection_dir_process_inbuf(connection_t *conn);
int connection_dir_finished_flushing(connection_t *conn);
int connection_dir_finished_connecting(connection_t *conn);
int connection_dir_failed(connection_t *conn);
void parse_dir_policy(void);
/********************************* dirserv.c ***************************/
@ -1704,4 +1705,3 @@ int tor_version_compare(tor_version_t *a, tor_version_t *b);
void assert_addr_policy_ok(addr_policy_t *t);
#endif