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Change GETINFO fingerprint to look at server_mode, not my_descriptor

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It's possible for us to be a server and have a fingerprint without
having yet generated a descriptor.

Fixes bug 3577; bugfix on 0.2.0.1-alpha
This commit is contained in:
Nick Mathewson 2011-07-13 12:44:41 -04:00
parent 3ab09763ce
commit 5000e59b5f
2 changed files with 8 additions and 4 deletions
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4
changes/bug3577 Normal file
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@ -0,0 +1,4 @@
o Minor bugfixes:
- Allow GETINFO fingerprint to return a fingerprint even when
we have not yet built a router descriptor. Fixes bug 3577;
bugfix on 0.2.0.1-alpha.

8
src/or/control.c
View File

@ -1394,14 +1394,14 @@ getinfo_helper_misc(control_connection_t *conn, const char *question,
} else if (!strcmp(question, "dir-usage")) {
*answer = directory_dump_request_log();
} else if (!strcmp(question, "fingerprint")) {
routerinfo_t *me = router_get_my_routerinfo();
if (!me) {
crypto_pk_env_t *server_key;
if (!server_mode(get_options())) {
*errmsg = "No routerdesc known; am I really a server?";
return -1;
}
server_key = get_server_identity_key();
*answer = tor_malloc(HEX_DIGEST_LEN+1);
base16_encode(*answer, HEX_DIGEST_LEN+1, me->cache_info.identity_digest,
DIGEST_LEN);
crypto_pk_get_fingerprint(server_key, *answer, 0);
}
return 0;
}