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Make generate_ed_link_cert() a no-op on clients.

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Fixes bug 22508; bug not in any released Tor.
This commit is contained in:
Nick Mathewson 2017-06-06 09:31:54 -04:00
parent ac1ddd5e5b
commit 4ed0f0d62f
1 changed files with 6 additions and 1 deletions
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7
src/or/routerkeys.c
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@ -988,7 +988,7 @@ load_ed_keys(const or_options_t *options, time_t now)
*
* Returns -1 upon error. Otherwise, returns 0 upon success (either when the
* current certificate is still valid, or when a new certificate was
* successfully generated).
* successfully generated, or no certificate was needed).
*/
int
generate_ed_link_cert(const or_options_t *options, time_t now,
@ -997,6 +997,11 @@ generate_ed_link_cert(const or_options_t *options, time_t now,
const tor_x509_cert_t *link_ = NULL, *id = NULL;
tor_cert_t *link_cert = NULL;
if (!server_mode(options)) {
/* No need to make an Ed25519->Link cert: we are a client */
return 0;
}
if (tor_tls_get_my_certs(1, &link_, &id) < 0 || link_ == NULL) {
log_warn(LD_OR, "Can't get my x509 link cert.");
return -1;