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Track how many bytes we have in signed descriptors. Try to make sure we are tracking this right. Somebody should valgrind a dirserver on an example net. There should be code to dump this value.

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svn:r5442
This commit is contained in:
Nick Mathewson 2005-11-23 05:47:51 +00:00
parent a39269572f
commit 7d7bb95f36
2 changed files with 14 additions and 1 deletions
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4
src/or/or.h
View File

@ -875,7 +875,7 @@ typedef struct networkstatus_t {
typedef struct {
/** Map from server identity digest to a member of routers. */
digestmap_t *identity_map;
/** Map from server descriptor digest to a signed_descritptor_t from
/** Map from server descriptor digest to a signed_descriptor_t from
* routers or old_routers. */
digestmap_t *desc_digest_map;
/** List of routerinfo_t for all currently live routers we know. */
@ -883,6 +883,8 @@ typedef struct {
/** List of signed_descriptor_t for older router descriptors we're
* caching. */
smartlist_t *old_routers;
/** For debugging: tracks RAM usage in signed descriptors. */
uint32_t signed_descriptor_bytes;
} routerlist_t;
/** Information on router used when extending a circuit. (We don't need a

11
src/or/routerlist.c
View File

@ -1150,6 +1150,7 @@ routerlist_insert(routerlist_t *rl, routerinfo_t *ri)
digestmap_set(rl->desc_digest_map, ri->cache_info.signed_descriptor_digest,
&(ri->cache_info));
smartlist_add(rl->routers, ri);
rl->signed_descriptor_bytes += ri->cache_info.signed_descriptor_len;
// routerlist_assert_ok(rl);
}
@ -1160,6 +1161,7 @@ routerlist_insert_old(routerlist_t *rl, routerinfo_t *ri)
signed_descriptor_t *sd = signed_descriptor_from_routerinfo(ri);
digestmap_set(rl->desc_digest_map, sd->signed_descriptor_digest, sd);
smartlist_add(rl->old_routers, sd);
rl->signed_descriptor_bytes += sd->signed_descriptor_len;
} else {
routerinfo_free(ri);
}
@ -1188,6 +1190,7 @@ routerlist_remove(routerlist_t *rl, routerinfo_t *ri, int idx, int make_old)
} else {
ri_tmp = digestmap_remove(rl->desc_digest_map,
ri->cache_info.signed_descriptor_digest);
rl->signed_descriptor_bytes -= ri->cache_info.signed_descriptor_len;
tor_assert(ri_tmp == ri);
routerinfo_free(ri);
}
@ -1204,6 +1207,7 @@ routerlist_remove_old(routerlist_t *rl, signed_descriptor_t *sd, int idx)
smartlist_del(rl->old_routers, idx);
sd_tmp = digestmap_remove(rl->desc_digest_map,
sd->signed_descriptor_digest);
rl->signed_descriptor_bytes -= sd->signed_descriptor_len;
tor_assert(sd_tmp == sd);
signed_descriptor_free(sd);
routerlist_assert_ok(rl);
@ -1225,6 +1229,7 @@ routerlist_replace(routerlist_t *rl, routerinfo_t *ri_old,
} else {
warn(LD_BUG, "Appending entry from routerlist_replace.");
routerlist_insert(rl, ri_new);
rl->signed_descriptor_bytes += ri_new->cache_info.signed_descriptor_len;
return;
}
if (memcmp(ri_old->cache_info.identity_digest, ri_new->cache_info.identity_digest, DIGEST_LEN)) {
@ -1233,6 +1238,7 @@ routerlist_replace(routerlist_t *rl, routerinfo_t *ri_old,
}
digestmap_set(rl->identity_map, ri_new->cache_info.identity_digest, ri_new);
digestmap_set(rl->desc_digest_map, ri_new->cache_info.signed_descriptor_digest, &(ri_new->cache_info));
rl->signed_descriptor_bytes += ri_new->cache_info.signed_descriptor_len;
if (make_old && get_options()->DirPort) {
signed_descriptor_t *sd = signed_descriptor_from_routerinfo(ri_old);
@ -1245,6 +1251,7 @@ routerlist_replace(routerlist_t *rl, routerinfo_t *ri_old,
/* digests don't match; digestmap_set didn't replace */
digestmap_remove(rl->desc_digest_map, ri_old->cache_info.signed_descriptor_digest);
}
rl->signed_descriptor_bytes -= ri_old->cache_info.signed_descriptor_len;
routerinfo_free(ri_old);
}
// routerlist_assert_ok(rl);
@ -3248,6 +3255,7 @@ routerlist_assert_ok(routerlist_t *rl)
digestmap_iter_t *iter;
routerinfo_t *r2;
signed_descriptor_t *sd2;
uint32_t bytes = 0;
if (!routerlist)
return;
SMARTLIST_FOREACH(rl->routers, routerinfo_t *, r,
@ -3256,6 +3264,7 @@ routerlist_assert_ok(routerlist_t *rl)
tor_assert(r == r2);
sd2 = digestmap_get(rl->desc_digest_map, r->cache_info.signed_descriptor_digest);
tor_assert(&(r->cache_info) == sd2);
bytes += r->cache_info.signed_descriptor_len;
});
SMARTLIST_FOREACH(rl->old_routers, signed_descriptor_t *, sd,
{
@ -3263,7 +3272,9 @@ routerlist_assert_ok(routerlist_t *rl)
tor_assert(sd != &(r2->cache_info));
sd2 = digestmap_get(rl->desc_digest_map, sd->signed_descriptor_digest);
tor_assert(sd == sd2);
bytes += sd->signed_descriptor_len;
});
tor_assert(bytes == rl->signed_descriptor_bytes);
iter = digestmap_iter_init(rl->identity_map);
while (!digestmap_iter_done(iter)) {
const char *d;