tor/src/test/test_hs_cache.c

723 lines
23 KiB
C

/* Copyright (c) 2016-2020, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file test_hs_cache.c
* \brief Test hidden service caches.
*/
#define CONNECTION_PRIVATE
#define DIRCACHE_PRIVATE
#define DIRCLIENT_PRIVATE
#define HS_CACHE_PRIVATE
#define CHANNEL_OBJECT_PRIVATE
#include "trunnel/ed25519_cert.h"
#include "feature/hs/hs_cache.h"
#include "feature/rend/rendcache.h"
#include "feature/dircache/dircache.h"
#include "feature/dirclient/dirclient.h"
#include "feature/nodelist/networkstatus.h"
#include "core/mainloop/connection.h"
#include "core/proto/proto_http.h"
#include "core/or/circuitlist.h"
#include "core/or/channel.h"
#include "lib/crypt_ops/crypto_format.h"
#include "lib/crypt_ops/crypto_rand.h"
#include "core/or/edge_connection_st.h"
#include "core/or/or_circuit_st.h"
#include "core/or/or_connection_st.h"
#include "feature/dircommon/dir_connection_st.h"
#include "feature/nodelist/networkstatus_st.h"
#include "test/hs_test_helpers.h"
#include "test/test_helpers.h"
#include "test/test.h"
/* Static variable used to encoded the HSDir query. */
static char query_b64[256];
/* Build an HSDir query using a ed25519 public key. */
static const char *
helper_get_hsdir_query(const hs_descriptor_t *desc)
{
ed25519_public_to_base64(query_b64, &desc->plaintext_data.blinded_pubkey);
return query_b64;
}
static void
init_test(void)
{
/* Always needed. Initialize the subsystem. */
hs_cache_init();
/* We need the v2 cache since our OOM and cache cleanup does poke at it. */
rend_cache_init();
}
static void
test_directory(void *arg)
{
int ret;
size_t oom_size;
char *desc1_str = NULL;
const char *desc_out;
ed25519_keypair_t signing_kp1;
hs_descriptor_t *desc1 = NULL;
(void) arg;
init_test();
/* Generate a valid descriptor with normal values. */
ret = ed25519_keypair_generate(&signing_kp1, 0);
tt_int_op(ret, OP_EQ, 0);
desc1 = hs_helper_build_hs_desc_with_ip(&signing_kp1);
tt_assert(desc1);
ret = hs_desc_encode_descriptor(desc1, &signing_kp1, NULL, &desc1_str);
tt_int_op(ret, OP_EQ, 0);
/* Very first basic test, should be able to be stored, survive a
* clean, found with a lookup and then cleaned by our OOM. */
{
ret = hs_cache_store_as_dir(desc1_str);
tt_int_op(ret, OP_EQ, 0);
/* Re-add, it should fail since we already have it. */
ret = hs_cache_store_as_dir(desc1_str);
tt_int_op(ret, OP_EQ, -1);
/* Try to clean now which should be fine, there is at worst few seconds
* between the store and this call. */
hs_cache_clean_as_dir(time(NULL));
/* We should find it in our cache. */
ret = hs_cache_lookup_as_dir(3, helper_get_hsdir_query(desc1), &desc_out);
tt_int_op(ret, OP_EQ, 1);
tt_str_op(desc_out, OP_EQ, desc1_str);
/* Tell our OOM to run and to at least remove a byte which will result in
* removing the descriptor from our cache. */
oom_size = hs_cache_handle_oom(time(NULL), 1);
tt_int_op(oom_size, OP_GE, 1);
ret = hs_cache_lookup_as_dir(3, helper_get_hsdir_query(desc1), NULL);
tt_int_op(ret, OP_EQ, 0);
}
/* Store two descriptors and remove the expiring one only. */
{
ed25519_keypair_t signing_kp_zero;
ret = ed25519_keypair_generate(&signing_kp_zero, 0);
tt_int_op(ret, OP_EQ, 0);
hs_descriptor_t *desc_zero_lifetime;
desc_zero_lifetime = hs_helper_build_hs_desc_with_ip(&signing_kp_zero);
tt_assert(desc_zero_lifetime);
desc_zero_lifetime->plaintext_data.revision_counter = 1;
desc_zero_lifetime->plaintext_data.lifetime_sec = 0;
char *desc_zero_lifetime_str;
ret = hs_desc_encode_descriptor(desc_zero_lifetime, &signing_kp_zero,
NULL, &desc_zero_lifetime_str);
tt_int_op(ret, OP_EQ, 0);
ret = hs_cache_store_as_dir(desc1_str);
tt_int_op(ret, OP_EQ, 0);
ret = hs_cache_store_as_dir(desc_zero_lifetime_str);
tt_int_op(ret, OP_EQ, 0);
/* This one should clear out our zero lifetime desc. */
hs_cache_clean_as_dir(time(NULL));
/* We should find desc1 in our cache. */
ret = hs_cache_lookup_as_dir(3, helper_get_hsdir_query(desc1), &desc_out);
tt_int_op(ret, OP_EQ, 1);
tt_str_op(desc_out, OP_EQ, desc1_str);
/* We should NOT find our zero lifetime desc in our cache. */
ret = hs_cache_lookup_as_dir(3,
helper_get_hsdir_query(desc_zero_lifetime),
NULL);
tt_int_op(ret, OP_EQ, 0);
/* Cleanup our entire cache. */
oom_size = hs_cache_handle_oom(time(NULL), 1);
tt_int_op(oom_size, OP_GE, 1);
hs_descriptor_free(desc_zero_lifetime);
tor_free(desc_zero_lifetime_str);
}
/* Throw junk at it. */
{
ret = hs_cache_store_as_dir("blah");
tt_int_op(ret, OP_EQ, -1);
/* Poor attempt at tricking the decoding. */
ret = hs_cache_store_as_dir("hs-descriptor 3\nJUNK");
tt_int_op(ret, OP_EQ, -1);
/* Undecodable base64 query. */
ret = hs_cache_lookup_as_dir(3, "blah", NULL);
tt_int_op(ret, OP_EQ, -1);
/* Decodable base64 query but wrong ed25519 size. */
ret = hs_cache_lookup_as_dir(3, "dW5pY29ybg==", NULL);
tt_int_op(ret, OP_EQ, -1);
}
/* Test descriptor replacement with revision counter. */
{
char *new_desc_str;
/* Add a descriptor. */
ret = hs_cache_store_as_dir(desc1_str);
tt_int_op(ret, OP_EQ, 0);
ret = hs_cache_lookup_as_dir(3, helper_get_hsdir_query(desc1), &desc_out);
tt_int_op(ret, OP_EQ, 1);
/* Bump revision counter. */
desc1->plaintext_data.revision_counter++;
ret = hs_desc_encode_descriptor(desc1, &signing_kp1, NULL, &new_desc_str);
tt_int_op(ret, OP_EQ, 0);
ret = hs_cache_store_as_dir(new_desc_str);
tt_int_op(ret, OP_EQ, 0);
/* Look it up, it should have been replaced. */
ret = hs_cache_lookup_as_dir(3, helper_get_hsdir_query(desc1), &desc_out);
tt_int_op(ret, OP_EQ, 1);
tt_str_op(desc_out, OP_EQ, new_desc_str);
tor_free(new_desc_str);
}
done:
hs_descriptor_free(desc1);
tor_free(desc1_str);
}
static void
test_clean_as_dir(void *arg)
{
size_t ret;
char *desc1_str = NULL;
time_t now = time(NULL);
hs_descriptor_t *desc1 = NULL;
ed25519_keypair_t signing_kp1;
(void) arg;
init_test();
/* Generate a valid descriptor with values. */
ret = ed25519_keypair_generate(&signing_kp1, 0);
tt_int_op(ret, OP_EQ, 0);
desc1 = hs_helper_build_hs_desc_with_ip(&signing_kp1);
tt_assert(desc1);
ret = hs_desc_encode_descriptor(desc1, &signing_kp1, NULL, &desc1_str);
tt_int_op(ret, OP_EQ, 0);
ret = hs_cache_store_as_dir(desc1_str);
tt_int_op(ret, OP_EQ, 0);
/* With the lifetime being 3 hours, a cleanup shouldn't remove it. */
ret = cache_clean_v3_as_dir(now, 0);
tt_int_op(ret, OP_EQ, 0);
/* Should be present after clean up. */
ret = hs_cache_lookup_as_dir(3, helper_get_hsdir_query(desc1), NULL);
tt_int_op(ret, OP_EQ, 1);
/* Set a cutoff 100 seconds in the past. It should not remove the entry
* since the entry is still recent enough. */
ret = cache_clean_v3_as_dir(now, now - 100);
tt_int_op(ret, OP_EQ, 0);
/* Should be present after clean up. */
ret = hs_cache_lookup_as_dir(3, helper_get_hsdir_query(desc1), NULL);
tt_int_op(ret, OP_EQ, 1);
/* Set a cutoff of 100 seconds in the future. It should remove the entry
* that we've just added since it's not too old for the cutoff. */
ret = cache_clean_v3_as_dir(now, now + 100);
tt_int_op(ret, OP_GT, 0);
/* Shouldn't be present after clean up. */
ret = hs_cache_lookup_as_dir(3, helper_get_hsdir_query(desc1), NULL);
tt_int_op(ret, OP_EQ, 0);
done:
hs_descriptor_free(desc1);
tor_free(desc1_str);
}
/* Test helper: Fetch an HS descriptor from an HSDir (for the hidden service
with <b>blinded_key</b>. Return the received descriptor string. */
static char *
helper_fetch_desc_from_hsdir(const ed25519_public_key_t *blinded_key)
{
int retval;
char *received_desc = NULL;
char *hsdir_query_str = NULL;
/* The dir conn we are going to simulate */
dir_connection_t *conn = NULL;
edge_connection_t *edge_conn = NULL;
or_circuit_t *or_circ = NULL;
/* First extract the blinded public key that we are going to use in our
query, and then build the actual query string. */
{
char hsdir_cache_key[ED25519_BASE64_LEN+1];
ed25519_public_to_base64(hsdir_cache_key, blinded_key);
tor_asprintf(&hsdir_query_str, GET("/tor/hs/3/%s"), hsdir_cache_key);
}
/* Simulate an HTTP GET request to the HSDir */
conn = dir_connection_new(AF_INET);
tt_assert(conn);
TO_CONN(conn)->linked = 1; /* Signal that it is encrypted. */
tor_addr_from_ipv4h(&conn->base_.addr, 0x7f000001);
/* Pretend this conn is anonymous. */
edge_conn = edge_connection_new(CONN_TYPE_EXIT, AF_INET);
TO_CONN(conn)->linked_conn = TO_CONN(edge_conn);
or_circ = or_circuit_new(0, NULL);
or_circ->p_chan = tor_malloc_zero(sizeof(channel_t));
edge_conn->on_circuit = TO_CIRCUIT(or_circ);
retval = directory_handle_command_get(conn, hsdir_query_str,
NULL, 0);
tt_int_op(retval, OP_EQ, 0);
/* Read the descriptor that the HSDir just served us */
{
char *headers = NULL;
size_t body_used = 0;
fetch_from_buf_http(TO_CONN(conn)->outbuf, &headers, MAX_HEADERS_SIZE,
&received_desc, &body_used, HS_DESC_MAX_LEN, 0);
tor_free(headers);
}
done:
tor_free(hsdir_query_str);
if (conn) {
tor_free(or_circ->p_chan);
connection_free_minimal(TO_CONN(conn)->linked_conn);
connection_free_minimal(TO_CONN(conn));
}
return received_desc;
}
/* Publish a descriptor to the HSDir, then fetch it. Check that the received
descriptor matches the published one. */
static void
test_upload_and_download_hs_desc(void *arg)
{
int retval;
hs_descriptor_t *published_desc = NULL;
char *published_desc_str = NULL;
char *received_desc_str = NULL;
(void) arg;
/* Initialize HSDir cache subsystem */
init_test();
/* Test a descriptor not found in the directory cache. */
{
ed25519_public_key_t blinded_key;
memset(&blinded_key.pubkey, 'A', sizeof(blinded_key.pubkey));
received_desc_str = helper_fetch_desc_from_hsdir(&blinded_key);
tt_int_op(strlen(received_desc_str), OP_EQ, 0);
tor_free(received_desc_str);
}
/* Generate a valid descriptor with normal values. */
{
ed25519_keypair_t signing_kp;
retval = ed25519_keypair_generate(&signing_kp, 0);
tt_int_op(retval, OP_EQ, 0);
published_desc = hs_helper_build_hs_desc_with_ip(&signing_kp);
tt_assert(published_desc);
retval = hs_desc_encode_descriptor(published_desc, &signing_kp,
NULL, &published_desc_str);
tt_int_op(retval, OP_EQ, 0);
}
/* Publish descriptor to the HSDir */
{
retval = handle_post_hs_descriptor("/tor/hs/3/publish",published_desc_str);
tt_int_op(retval, OP_EQ, 200);
}
/* Simulate a fetch of the previously published descriptor */
{
const ed25519_public_key_t *blinded_key;
blinded_key = &published_desc->plaintext_data.blinded_pubkey;
received_desc_str = helper_fetch_desc_from_hsdir(blinded_key);
}
/* Verify we received the exact same descriptor we published earlier */
tt_str_op(received_desc_str, OP_EQ, published_desc_str);
tor_free(received_desc_str);
/* With a valid descriptor in the directory cache, try again an invalid. */
{
ed25519_public_key_t blinded_key;
memset(&blinded_key.pubkey, 'A', sizeof(blinded_key.pubkey));
received_desc_str = helper_fetch_desc_from_hsdir(&blinded_key);
tt_int_op(strlen(received_desc_str), OP_EQ, 0);
}
done:
tor_free(received_desc_str);
tor_free(published_desc_str);
hs_descriptor_free(published_desc);
}
/* Test that HSDirs reject outdated descriptors based on their revision
* counter. Also test that HSDirs correctly replace old descriptors with newer
* descriptors. */
static void
test_hsdir_revision_counter_check(void *arg)
{
int retval;
ed25519_keypair_t signing_kp;
hs_descriptor_t *published_desc = NULL;
char *published_desc_str = NULL;
hs_subcredential_t subcredential;
char *received_desc_str = NULL;
hs_descriptor_t *received_desc = NULL;
(void) arg;
/* Initialize HSDir cache subsystem */
init_test();
/* Generate a valid descriptor with normal values. */
{
retval = ed25519_keypair_generate(&signing_kp, 0);
tt_int_op(retval, OP_EQ, 0);
published_desc = hs_helper_build_hs_desc_with_ip(&signing_kp);
tt_assert(published_desc);
retval = hs_desc_encode_descriptor(published_desc, &signing_kp,
NULL, &published_desc_str);
tt_int_op(retval, OP_EQ, 0);
}
/* Publish descriptor to the HSDir */
{
retval = handle_post_hs_descriptor("/tor/hs/3/publish",published_desc_str);
tt_int_op(retval, OP_EQ, 200);
}
/* Try publishing again with the same revision counter: Should fail. */
{
retval = handle_post_hs_descriptor("/tor/hs/3/publish",published_desc_str);
tt_int_op(retval, OP_EQ, 400);
}
/* Fetch the published descriptor and validate the revision counter. */
{
const ed25519_public_key_t *blinded_key;
blinded_key = &published_desc->plaintext_data.blinded_pubkey;
hs_get_subcredential(&signing_kp.pubkey, blinded_key, &subcredential);
received_desc_str = helper_fetch_desc_from_hsdir(blinded_key);
retval = hs_desc_decode_descriptor(received_desc_str,
&subcredential, NULL, &received_desc);
tt_int_op(retval, OP_EQ, HS_DESC_DECODE_OK);
tt_assert(received_desc);
/* Check that the revision counter is correct */
tt_u64_op(received_desc->plaintext_data.revision_counter, OP_EQ, 42);
hs_descriptor_free(received_desc);
received_desc = NULL;
tor_free(received_desc_str);
}
/* Increment the revision counter and try again. Should work. */
{
published_desc->plaintext_data.revision_counter = 1313;
tor_free(published_desc_str);
retval = hs_desc_encode_descriptor(published_desc, &signing_kp,
NULL, &published_desc_str);
tt_int_op(retval, OP_EQ, 0);
retval = handle_post_hs_descriptor("/tor/hs/3/publish",published_desc_str);
tt_int_op(retval, OP_EQ, 200);
}
/* Again, fetch the published descriptor and perform the revision counter
validation. The revision counter must have changed. */
{
const ed25519_public_key_t *blinded_key;
blinded_key = &published_desc->plaintext_data.blinded_pubkey;
received_desc_str = helper_fetch_desc_from_hsdir(blinded_key);
retval = hs_desc_decode_descriptor(received_desc_str,
&subcredential, NULL, &received_desc);
tt_int_op(retval, OP_EQ, HS_DESC_DECODE_OK);
tt_assert(received_desc);
/* Check that the revision counter is the latest */
tt_u64_op(received_desc->plaintext_data.revision_counter, OP_EQ, 1313);
}
done:
hs_descriptor_free(published_desc);
hs_descriptor_free(received_desc);
tor_free(received_desc_str);
tor_free(published_desc_str);
}
static networkstatus_t mock_ns;
static networkstatus_t *
mock_networkstatus_get_live_consensus(time_t now)
{
(void) now;
return &mock_ns;
}
/** Test that we can store HS descriptors in the client HS cache. */
static void
test_client_cache(void *arg)
{
int retval;
ed25519_keypair_t signing_kp;
hs_descriptor_t *published_desc = NULL;
char *published_desc_str = NULL;
hs_subcredential_t wanted_subcredential;
response_handler_args_t *args = NULL;
dir_connection_t *conn = NULL;
(void) arg;
/* Initialize HSDir cache subsystem */
init_test();
MOCK(networkstatus_get_live_consensus,
mock_networkstatus_get_live_consensus);
/* Set consensus time */
parse_rfc1123_time("Sat, 26 Oct 1985 13:00:00 UTC",
&mock_ns.valid_after);
parse_rfc1123_time("Sat, 26 Oct 1985 14:00:00 UTC",
&mock_ns.fresh_until);
parse_rfc1123_time("Sat, 26 Oct 1985 16:00:00 UTC",
&mock_ns.valid_until);
/* Generate a valid descriptor with normal values. */
{
retval = ed25519_keypair_generate(&signing_kp, 0);
tt_int_op(retval, OP_EQ, 0);
published_desc = hs_helper_build_hs_desc_with_ip(&signing_kp);
tt_assert(published_desc);
retval = hs_desc_encode_descriptor(published_desc, &signing_kp,
NULL, &published_desc_str);
tt_int_op(retval, OP_EQ, 0);
memcpy(&wanted_subcredential, &published_desc->subcredential,
sizeof(hs_subcredential_t));
tt_assert(!fast_mem_is_zero((char*)wanted_subcredential.subcred,
DIGEST256_LEN));
}
/* Test handle_response_fetch_hsdesc_v3() */
{
args = tor_malloc_zero(sizeof(response_handler_args_t));
args->status_code = 200;
args->reason = NULL;
args->body = published_desc_str;
args->body_len = strlen(published_desc_str);
conn = tor_malloc_zero(sizeof(dir_connection_t));
conn->hs_ident = tor_malloc_zero(sizeof(hs_ident_dir_conn_t));
ed25519_pubkey_copy(&conn->hs_ident->identity_pk, &signing_kp.pubkey);
}
/* store the descriptor! */
retval = handle_response_fetch_hsdesc_v3(conn, args);
tt_int_op(retval, == , 0);
/* Progress time a bit and attempt to clean cache: our desc should not be
* cleaned since we still in the same TP. */
{
parse_rfc1123_time("Sat, 27 Oct 1985 02:00:00 UTC",
&mock_ns.valid_after);
parse_rfc1123_time("Sat, 27 Oct 1985 03:00:00 UTC",
&mock_ns.fresh_until);
parse_rfc1123_time("Sat, 27 Oct 1985 05:00:00 UTC",
&mock_ns.valid_until);
/* fetch the descriptor and make sure it's there */
const hs_descriptor_t *cached_desc = NULL;
cached_desc = hs_cache_lookup_as_client(&signing_kp.pubkey);
tt_assert(cached_desc);
tt_mem_op(cached_desc->subcredential.subcred,
OP_EQ, wanted_subcredential.subcred,
SUBCRED_LEN);
}
/* Progress time to next TP and check that desc was cleaned */
{
parse_rfc1123_time("Sat, 27 Oct 1985 12:00:00 UTC",
&mock_ns.valid_after);
parse_rfc1123_time("Sat, 27 Oct 1985 13:00:00 UTC",
&mock_ns.fresh_until);
parse_rfc1123_time("Sat, 27 Oct 1985 15:00:00 UTC",
&mock_ns.valid_until);
const hs_descriptor_t *cached_desc = NULL;
cached_desc = hs_cache_lookup_as_client(&signing_kp.pubkey);
tt_assert(!cached_desc);
}
done:
tor_free(args);
hs_descriptor_free(published_desc);
tor_free(published_desc_str);
if (conn) {
tor_free(conn->hs_ident);
tor_free(conn);
}
}
/** Test that we can store HS descriptors in the client HS cache. */
static void
test_client_cache_decrypt(void *arg)
{
int ret;
char *desc_encoded = NULL;
uint8_t descriptor_cookie[HS_DESC_DESCRIPTOR_COOKIE_LEN];
curve25519_keypair_t client_kp;
ed25519_keypair_t service_kp;
hs_descriptor_t *desc = NULL;
const hs_descriptor_t *search_desc;
const char *search_desc_encoded;
(void) arg;
/* Initialize HSDir cache subsystem */
hs_init();
MOCK(networkstatus_get_live_consensus,
mock_networkstatus_get_live_consensus);
/* Set consensus time */
parse_rfc1123_time("Sat, 26 Oct 1985 13:00:00 UTC",
&mock_ns.valid_after);
parse_rfc1123_time("Sat, 26 Oct 1985 14:00:00 UTC",
&mock_ns.fresh_until);
parse_rfc1123_time("Sat, 26 Oct 1985 16:00:00 UTC",
&mock_ns.valid_until);
/* Generate a valid descriptor with normal values. */
{
ret = ed25519_keypair_generate(&service_kp, 0);
tt_int_op(ret, OP_EQ, 0);
ret = curve25519_keypair_generate(&client_kp, 0);
tt_int_op(ret, OP_EQ, 0);
crypto_rand((char *) descriptor_cookie, sizeof(descriptor_cookie));
desc = hs_helper_build_hs_desc_with_client_auth(descriptor_cookie,
&client_kp.pubkey,
&service_kp);
tt_assert(desc);
ret = hs_desc_encode_descriptor(desc, &service_kp, descriptor_cookie,
&desc_encoded);
tt_int_op(ret, OP_EQ, 0);
}
/* Put it in the cache. Should not be decrypted since the client
* authorization creds were not added to the global map. */
ret = hs_cache_store_as_client(desc_encoded, &service_kp.pubkey);
tt_int_op(ret, OP_EQ, HS_DESC_DECODE_NEED_CLIENT_AUTH);
/* We should not be able to decrypt anything. */
ret = hs_cache_client_new_auth_parse(&service_kp.pubkey);
tt_int_op(ret, OP_EQ, false);
/* Add client auth to global map. */
hs_helper_add_client_auth(&service_kp.pubkey, &client_kp.seckey);
/* We should not be able to decrypt anything. */
ret = hs_cache_client_new_auth_parse(&service_kp.pubkey);
tt_int_op(ret, OP_EQ, true);
/* Lookup the cache to make sure it is usable and there. */
search_desc = hs_cache_lookup_as_client(&service_kp.pubkey);
tt_assert(search_desc);
search_desc_encoded = hs_cache_lookup_encoded_as_client(&service_kp.pubkey);
tt_mem_op(search_desc_encoded, OP_EQ, desc_encoded, strlen(desc_encoded));
done:
hs_descriptor_free(desc);
tor_free(desc_encoded);
hs_free_all();
UNMOCK(networkstatus_get_live_consensus);
}
static void
test_client_cache_remove(void *arg)
{
int ret;
ed25519_keypair_t service_kp;
hs_descriptor_t *desc1 = NULL;
(void) arg;
hs_init();
MOCK(networkstatus_get_live_consensus,
mock_networkstatus_get_live_consensus);
/* Set consensus time. Lookup will not return the entry if it has expired
* and it is checked against the consensus valid_after time. */
parse_rfc1123_time("Sat, 26 Oct 1985 13:00:00 UTC",
&mock_ns.valid_after);
parse_rfc1123_time("Sat, 26 Oct 1985 14:00:00 UTC",
&mock_ns.fresh_until);
parse_rfc1123_time("Sat, 26 Oct 1985 16:00:00 UTC",
&mock_ns.valid_until);
/* Generate service keypair */
tt_int_op(0, OP_EQ, ed25519_keypair_generate(&service_kp, 0));
/* Build a descriptor and cache it. */
{
char *encoded;
desc1 = hs_helper_build_hs_desc_with_ip(&service_kp);
tt_assert(desc1);
ret = hs_desc_encode_descriptor(desc1, &service_kp, NULL, &encoded);
tt_int_op(ret, OP_EQ, 0);
tt_assert(encoded);
/* Store it */
ret = hs_cache_store_as_client(encoded, &service_kp.pubkey);
tt_int_op(ret, OP_EQ, HS_DESC_DECODE_OK);
tor_free(encoded);
tt_assert(hs_cache_lookup_as_client(&service_kp.pubkey));
}
/* Remove the cached entry. */
hs_cache_remove_as_client(&service_kp.pubkey);
tt_assert(!hs_cache_lookup_as_client(&service_kp.pubkey));
done:
hs_descriptor_free(desc1);
hs_free_all();
UNMOCK(networkstatus_get_live_consensus);
}
struct testcase_t hs_cache[] = {
/* Encoding tests. */
{ "directory", test_directory, TT_FORK,
NULL, NULL },
{ "clean_as_dir", test_clean_as_dir, TT_FORK,
NULL, NULL },
{ "hsdir_revision_counter_check", test_hsdir_revision_counter_check, TT_FORK,
NULL, NULL },
{ "upload_and_download_hs_desc", test_upload_and_download_hs_desc, TT_FORK,
NULL, NULL },
{ "client_cache", test_client_cache, TT_FORK,
NULL, NULL },
{ "client_cache_decrypt", test_client_cache_decrypt, TT_FORK,
NULL, NULL },
{ "client_cache_remove", test_client_cache_remove, TT_FORK,
NULL, NULL },
END_OF_TESTCASES
};