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Split choosing a regular directory into its own fn

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This commit is contained in:
Nick Mathewson 2012-12-11 11:25:36 -05:00
parent 68dae4cf35
commit a7c6b4ab91
1 changed files with 24 additions and 7 deletions
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29
src/or/directory.c
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@ -334,6 +334,24 @@ directory_post_to_dirservers(uint8_t dir_purpose, uint8_t router_purpose,
}
}
/**DOCDOC*/
static const routerstatus_t *
directory_pick_generic_dirserver(dirinfo_type_t type, int pds_flags,
uint8_t dir_purpose)
{
const routerstatus_t *rs;
/* anybody with a non-zero dirport will do */
rs = router_pick_directory_server(type, pds_flags);
if (!rs) {
log_info(LD_DIR, "No router found for %s; falling back to "
"dirserver list.", dir_conn_purpose_to_string(dir_purpose));
rs = router_pick_fallback_dirserver(type, pds_flags);
}
return rs;
}
/** Start a connection to a random running directory server, using
* connection purpose <b>dir_purpose</b>, intending to fetch descriptors
* of purpose <b>router_purpose</b>, and requesting <b>resource</b>.
@ -469,13 +487,12 @@ directory_get_from_dirserver(uint8_t dir_purpose, uint8_t router_purpose,
}
}
if (!rs && type != BRIDGE_DIRINFO) {
/* anybody with a non-zero dirport will do */
rs = router_pick_directory_server(type, pds_flags);
/* */
rs = directory_pick_generic_dirserver(type, pds_flags,
dir_purpose);
if (!rs) {
log_info(LD_DIR, "No router found for %s; falling back to "
"dirserver list.", dir_conn_purpose_to_string(dir_purpose));
rs = router_pick_fallback_dirserver(type, pds_flags);
if (!rs)
/*XXXX024 I'm pretty sure this can never do any good, since
* rs isn't set. */
get_via_tor = 1; /* last resort: try routing it via Tor */
}
}