commit e07b677bd9d557d2ab15474ce96c825a5a034a7f Author: George Kadianakis desnacked@riseup.net Date: Thu Aug 24 19:32:33 2017 +0300

prop224: Move service_desc_hsdirs_changed() and make it static.

That function could be static but needed to be moved to the top. --- src/or/hs_service.c | 94 ++++++++++++++++++++++++++--------------------------- src/or/hs_service.h | 7 ++-- 2 files changed, 50 insertions(+), 51 deletions(-)

diff --git a/src/or/hs_service.c b/src/or/hs_service.c index 0fc5a9144..04248eaa0 100644 --- a/src/or/hs_service.c +++ b/src/or/hs_service.c @@ -2360,6 +2360,53 @@ upload_descriptor_to_all(const hs_service_t *service, return; }

+/** The set of HSDirs have changed: check if the change affects our descriptor + * HSDir placement, and if it does, reupload the desc. */ +STATIC int +service_desc_hsdirs_changed(const hs_service_t *service, + const hs_service_descriptor_t *desc) +{ + int retval = 0; + smartlist_t *responsible_dirs = smartlist_new(); + smartlist_t *b64_responsible_dirs = smartlist_new(); + + /* No desc upload has happened yet: it will happen eventually */ + if (!desc->previous_hsdirs || !smartlist_len(desc->previous_hsdirs)) { + goto done; + } + + /* Get list of responsible hsdirs */ + hs_get_responsible_hsdirs(&desc->blinded_kp.pubkey, desc->time_period_num, + service->desc_next == desc, 0, responsible_dirs); + + /* Make a second list with their b64ed identity digests, so that we can + * compare it with out previous list of hsdirs */ + SMARTLIST_FOREACH_BEGIN(responsible_dirs, const routerstatus_t *, hsdir_rs) { + char b64_digest[BASE64_DIGEST_LEN+1] = {0}; + digest_to_base64(b64_digest, hsdir_rs->identity_digest); + smartlist_add_strdup(b64_responsible_dirs, b64_digest); + } SMARTLIST_FOREACH_END(hsdir_rs); + + /* Sort this new smartlist so that we can compare it with the other one */ + smartlist_sort_strings(b64_responsible_dirs); + + /* Check whether the set of HSDirs changed */ + if (!smartlist_strings_eq(b64_responsible_dirs, desc->previous_hsdirs)) { + log_warn(LD_GENERAL, "Received new dirinfo and set of hsdirs changed!"); + retval = 1; + } else { + log_warn(LD_GENERAL, "No change in hsdir set!"); + } + + done: + smartlist_free(responsible_dirs); + + SMARTLIST_FOREACH(b64_responsible_dirs, char*, s, tor_free(s)); + smartlist_free(b64_responsible_dirs); + + return retval; +} + /* Return 1 if the given descriptor from the given service can be uploaded * else return 0 if it can not. */ static int @@ -2751,53 +2798,6 @@ service_add_fnames_to_list(const hs_service_t *service, smartlist_t *list) smartlist_add(list, hs_path_from_filename(s_dir, fname)); }

-/** The set of HSDirs have changed: check if the change affects our descriptor - * HSDir placement, and if it does, reupload the desc. */ -int -service_desc_hsdirs_changed(const hs_service_t *service, - const hs_service_descriptor_t *desc) -{ - int retval = 0; - smartlist_t *responsible_dirs = smartlist_new(); - smartlist_t *b64_responsible_dirs = smartlist_new(); - - /* No desc upload has happened yet: it will happen eventually */ - if (!desc->previous_hsdirs || !smartlist_len(desc->previous_hsdirs)) { - goto done; - } - - /* Get list of responsible hsdirs */ - hs_get_responsible_hsdirs(&desc->blinded_kp.pubkey, desc->time_period_num, - service->desc_next == desc, 0, responsible_dirs); - - /* Make a second list with their b64ed identity digests, so that we can - * compare it with out previous list of hsdirs */ - SMARTLIST_FOREACH_BEGIN(responsible_dirs, const routerstatus_t *, hsdir_rs) { - char b64_digest[BASE64_DIGEST_LEN+1] = {0}; - digest_to_base64(b64_digest, hsdir_rs->identity_digest); - smartlist_add_strdup(b64_responsible_dirs, b64_digest); - } SMARTLIST_FOREACH_END(hsdir_rs); - - /* Sort this new smartlist so that we can compare it with the other one */ - smartlist_sort_strings(b64_responsible_dirs); - - /* Check whether the set of HSDirs changed */ - if (!smartlist_strings_eq(b64_responsible_dirs, desc->previous_hsdirs)) { - log_info(LD_GENERAL, "Received new dirinfo and set of hsdirs changed!"); - retval = 1; - } else { - log_debug(LD_GENERAL, "No change in hsdir set!"); - } - - done: - smartlist_free(responsible_dirs); - - SMARTLIST_FOREACH(b64_responsible_dirs, char*, s, tor_free(s)); - smartlist_free(b64_responsible_dirs); - - return retval; -} - /* ========== */ /* Public API */ /* ========== */ diff --git a/src/or/hs_service.h b/src/or/hs_service.h index d902e0b2c..57717fc92 100644 --- a/src/or/hs_service.h +++ b/src/or/hs_service.h @@ -280,10 +280,6 @@ int hs_service_receive_introduce2(origin_circuit_t *circ,

void hs_service_intro_circ_has_closed(origin_circuit_t *circ);

-int service_desc_hsdirs_changed(const hs_service_t *service, - const hs_service_descriptor_t *desc); - - #ifdef HS_SERVICE_PRIVATE

#ifdef TOR_UNIT_TESTS @@ -357,6 +353,9 @@ STATIC void service_desc_schedule_upload(hs_service_descriptor_t *desc, time_t now, int descriptor_changed);

+STATIC int service_desc_hsdirs_changed(const hs_service_t *service, + const hs_service_descriptor_t *desc); + #endif /* TOR_UNIT_TESTS */

#endif /* HS_SERVICE_PRIVATE */