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Code to generate, store, and parse microdescriptors and consensuses.

Browse Source 
The consensus documents are not signed properly, not served, and not
exchanged yet.
This commit is contained in:
Nick Mathewson
2009-08-24 12:51:33 -04:00
parent a8e92ba8fd
commit e1ddee8bbe
10 changed files with 712 additions and 93 deletions
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src/or/dirserv.c
+30 -5
View File
@@ -1901,10 +1901,11 @@ routerstatus_format_entry(char *buf, size_t buf_len,
tor_inet_ntoa(&in, ipaddr, sizeof(ipaddr));
r = tor_snprintf(buf, buf_len,
"r %s %s %s %s %s %d %d\n",
"r %s %s %s%s%s %s %d %d\n",
rs->nickname,
identity64,
digest64,
(format==NS_V3_CONSENSUS_MICRODESC)?"":digest64,
(format==NS_V3_CONSENSUS_MICRODESC)?"":" ",
published,
ipaddr,
(int)rs->or_port,
@@ -1918,7 +1919,7 @@ routerstatus_format_entry(char *buf, size_t buf_len,
* this here, instead of in the caller. Then we could use the
* networkstatus_type_t values, with an additional control port value
* added -MP */
if (format == NS_V3_CONSENSUS)
if (format == NS_V3_CONSENSUS || format == NS_V3_CONSENSUS_MICRODESC)
return 0;
cp = buf + strlen(buf);
@@ -2434,6 +2435,7 @@ dirserv_generate_networkstatus_vote_obj(crypto_pk_env_t *private_key,
vote_timing_t timing;
digestmap_t *omit_as_sybil = NULL;
const int vote_on_reachability = running_long_enough_to_decide_unreachable();
smartlist_t *microdescriptors = NULL;
tor_assert(private_key);
tor_assert(cert);
@@ -2482,11 +2484,13 @@ dirserv_generate_networkstatus_vote_obj(crypto_pk_env_t *private_key,
omit_as_sybil = get_possible_sybil_list(routers);
routerstatuses = smartlist_create();
microdescriptors = smartlist_create();
SMARTLIST_FOREACH(routers, routerinfo_t *, ri, {
SMARTLIST_FOREACH_BEGIN(routers, routerinfo_t *, ri) {
if (ri->cache_info.published_on >= cutoff) {
routerstatus_t *rs;
vote_routerstatus_t *vrs;
microdesc_t *md;
vrs = tor_malloc_zero(sizeof(vote_routerstatus_t));
rs = &vrs->status;
@@ -2501,9 +2505,30 @@ dirserv_generate_networkstatus_vote_obj(crypto_pk_env_t *private_key,
rs->is_running = 0;
vrs->version = version_from_platform(ri->platform);
md = dirvote_create_microdescriptor(ri);
if (md) {
char buf[128];
vote_microdesc_hash_t *h;
dirvote_format_microdesc_vote_line(buf, sizeof(buf), md);
h = tor_malloc(sizeof(vote_microdesc_hash_t));
h->microdesc_hash_line = tor_strdup(buf);
h->next = NULL;
vrs->microdesc = h;
md->last_listed = now;
smartlist_add(microdescriptors, md);
}
smartlist_add(routerstatuses, vrs);
}
});
} SMARTLIST_FOREACH_END(ri);
{
smartlist_t *added =
microdescs_add_list_to_cache(get_microdesc_cache(),
microdescriptors, SAVED_NOWHERE, 0);
smartlist_free(added);
smartlist_free(microdescriptors);
}
smartlist_free(routers);
digestmap_free(omit_as_sybil, NULL);