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[tor-commits] [tor/master] test: Add v3 service load keys and accessors
commit 09b12c40947ea496c0bfaeeafba7540925c17a32
Author: David Goulet <dgoulet@xxxxxxxxxxxxxx>
Date: Thu Feb 2 15:26:04 2017 -0500
test: Add v3 service load keys and accessors
Signed-off-by: David Goulet <dgoulet@xxxxxxxxxxxxxx>
---
src/or/hs_service.c | 27 +++++---
src/or/hs_service.h | 14 ++++
src/test/test_hs_service.c | 166 +++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 199 insertions(+), 8 deletions(-)
diff --git a/src/or/hs_service.c b/src/or/hs_service.c
index 854ce9e..bfce780 100644
--- a/src/or/hs_service.c
+++ b/src/or/hs_service.c
@@ -57,11 +57,6 @@ hs_service_ht_hash(const hs_service_t *service)
sizeof(service->keys.identity_pk.pubkey));
}
-/* For the service global hash map, we define a specific type for it which
- * will make it safe to use and specific to some controlled parameters such as
- * the hashing function and how to compare services. */
-typedef HT_HEAD(hs_service_ht, hs_service_t) hs_service_ht;
-
/* This is _the_ global hash map of hidden services which indexed the service
* contained in it by master public identity key which is roughly the onion
* address of the service. */
@@ -82,7 +77,7 @@ HT_GENERATE2(hs_service_ht, hs_service_t, hs_service_node,
* if found else NULL. It is also possible to set a directory path in the
* search query. If pk is NULL, then it will be set to zero indicating the
* hash table to compare the directory path instead. */
-static hs_service_t *
+STATIC hs_service_t *
find_service(hs_service_ht *map, const ed25519_public_key_t *pk)
{
hs_service_t dummy_service = {0};
@@ -95,7 +90,7 @@ find_service(hs_service_ht *map, const ed25519_public_key_t *pk)
/* Register the given service in the given map. If the service already exists
* in the map, -1 is returned. On success, 0 is returned and the service
* ownership has been transfered to the global map. */
-static int
+STATIC int
register_service(hs_service_ht *map, hs_service_t *service)
{
tor_assert(map);
@@ -113,7 +108,7 @@ register_service(hs_service_ht *map, hs_service_t *service)
/* Remove a given service from the given map. If service is NULL or the
* service key is unset, return gracefully. */
-static void
+STATIC void
remove_service(hs_service_ht *map, hs_service_t *service)
{
hs_service_t *elm;
@@ -804,5 +799,21 @@ get_hs_service_staging_list_size(void)
return smartlist_len(hs_service_staging_list);
}
+STATIC hs_service_ht *
+get_hs_service_map(void)
+{
+ return hs_service_map;
+}
+
+STATIC hs_service_t *
+get_first_service(void)
+{
+ hs_service_t **obj = HT_START(hs_service_ht, hs_service_map);
+ if (obj == NULL) {
+ return NULL;
+ }
+ return *obj;
+}
+
#endif /* TOR_UNIT_TESTS */
diff --git a/src/or/hs_service.h b/src/or/hs_service.h
index cd154d3..a98884f 100644
--- a/src/or/hs_service.h
+++ b/src/or/hs_service.h
@@ -200,6 +200,11 @@ typedef struct hs_service_t {
} hs_service_t;
+/* For the service global hash map, we define a specific type for it which
+ * will make it safe to use and specific to some controlled parameters such as
+ * the hashing function and how to compare services. */
+typedef HT_HEAD(hs_service_ht, hs_service_t) hs_service_ht;
+
/* API */
/* Global initializer and cleanup function. */
@@ -228,8 +233,17 @@ get_establish_intro_payload(uint8_t *buf, size_t buf_len,
#ifdef TOR_UNIT_TESTS
+/* Useful getters for unit tests. */
STATIC unsigned int get_hs_service_map_size(void);
STATIC int get_hs_service_staging_list_size(void);
+STATIC hs_service_ht *get_hs_service_map(void);
+STATIC hs_service_t *get_first_service(void);
+
+/* Service accessors. */
+STATIC hs_service_t *find_service(hs_service_ht *map,
+ const ed25519_public_key_t *pk);
+STATIC void remove_service(hs_service_ht *map, hs_service_t *service);
+STATIC int register_service(hs_service_ht *map, hs_service_t *service);
#endif /* TOR_UNIT_TESTS */
diff --git a/src/test/test_hs_service.c b/src/test/test_hs_service.c
index e081b7f..c695b90 100644
--- a/src/test/test_hs_service.c
+++ b/src/test/test_hs_service.c
@@ -8,14 +8,17 @@
#define CIRCUITBUILD_PRIVATE
#define CIRCUITLIST_PRIVATE
+#define CONFIG_PRIVATE
#define CONNECTION_PRIVATE
#define CRYPTO_PRIVATE
#define HS_COMMON_PRIVATE
+#define HS_SERVICE_PRIVATE
#define HS_INTROPOINT_PRIVATE
#define MAIN_PRIVATE
#define TOR_CHANNEL_INTERNAL_
#include "test.h"
+#include "test_helpers.h"
#include "log_test_helpers.h"
#include "rend_test_helpers.h"
@@ -26,8 +29,10 @@
#include "circuituse.h"
#include "config.h"
#include "connection.h"
+#include "crypto.h"
#include "hs_circuit.h"
#include "hs_common.h"
+#include "hs_config.h"
#include "hs_ident.h"
#include "hs_intropoint.h"
#include "hs_ntor.h"
@@ -35,6 +40,25 @@
#include "main.h"
#include "rendservice.h"
+/* Trunnel */
+#include "hs/cell_establish_intro.h"
+
+/* Helper: from a set of options in conf, configure a service which will add
+ * it to the staging list of the HS subsytem. */
+static int
+helper_config_service(const char *conf)
+{
+ int ret = 0;
+ or_options_t *options = NULL;
+ tt_assert(conf);
+ options = helper_parse_options(conf);
+ tt_assert(options);
+ ret = hs_config_service_all(options, 0);
+ done:
+ or_options_free(options);
+ return ret;
+}
+
/** We simulate the creation of an outgoing ESTABLISH_INTRO cell, and then we
* parse it from the receiver side. */
static void
@@ -394,6 +418,144 @@ test_e2e_rend_circuit_setup(void *arg)
circuit_free(TO_CIRCUIT(or_circ));
}
+static void
+test_load_keys(void *arg)
+{
+ int ret;
+ char *conf = NULL;
+ char *hsdir_v2 = tor_strdup(get_fname("hs2"));
+ char *hsdir_v3 = tor_strdup(get_fname("hs3"));
+ char addr[HS_SERVICE_ADDR_LEN_BASE32 + 1];
+
+ (void) arg;
+
+ /* We'll register two services, a v2 and a v3, then we'll load keys and
+ * validate that both are in a correct state. */
+
+ hs_init();
+
+#define conf_fmt \
+ "HiddenServiceDir %s\n" \
+ "HiddenServiceVersion %d\n" \
+ "HiddenServicePort 65535\n"
+
+ /* v2 service. */
+ tor_asprintf(&conf, conf_fmt, hsdir_v2, HS_VERSION_TWO);
+ ret = helper_config_service(conf);
+ tor_free(conf);
+ tt_int_op(ret, OP_EQ, 0);
+ /* This one should now be registered into the v2 list. */
+ tt_int_op(get_hs_service_staging_list_size(), OP_EQ, 0);
+ tt_int_op(num_rend_services(), OP_EQ, 1);
+
+ /* v3 service. */
+ tor_asprintf(&conf, conf_fmt, hsdir_v3, HS_VERSION_THREE);
+ ret = helper_config_service(conf);
+ tor_free(conf);
+ tt_int_op(ret, OP_EQ, 0);
+ /* It's in staging? */
+ tt_int_op(get_hs_service_staging_list_size(), OP_EQ, 1);
+
+ /* Load the keys for these. After that, the v3 service should be registered
+ * in the global map. */
+ hs_service_load_all_keys();
+ tt_int_op(get_hs_service_map_size(), OP_EQ, 1);
+ hs_service_t *s = get_first_service();
+ tt_assert(s);
+
+ /* Ok we have the service object. Validate few things. */
+ tt_assert(!tor_mem_is_zero(s->onion_address, sizeof(s->onion_address)));
+ tt_int_op(hs_address_is_valid(s->onion_address), OP_EQ, 1);
+ tt_assert(!tor_mem_is_zero((char *) s->keys.identity_sk.seckey,
+ ED25519_SECKEY_LEN));
+ tt_assert(!tor_mem_is_zero((char *) s->keys.identity_pk.pubkey,
+ ED25519_PUBKEY_LEN));
+ /* Check onion address from identity key. */
+ hs_build_address(&s->keys.identity_pk, s->version, addr);
+ tt_int_op(hs_address_is_valid(addr), OP_EQ, 1);
+ tt_str_op(addr, OP_EQ, s->onion_address);
+
+ done:
+ tor_free(hsdir_v2);
+ tor_free(hsdir_v3);
+ hs_free_all();
+}
+
+static void
+test_access_service(void *arg)
+{
+ int ret;
+ char *conf = NULL;
+ char *hsdir_v3 = tor_strdup(get_fname("hs3"));
+ hs_service_ht *global_map;
+
+ (void) arg;
+
+ /* We'll register two services, a v2 and a v3, then we'll load keys and
+ * validate that both are in a correct state. */
+
+ hs_init();
+
+#define conf_fmt \
+ "HiddenServiceDir %s\n" \
+ "HiddenServiceVersion %d\n" \
+ "HiddenServicePort 65535\n"
+
+ /* v3 service. */
+ tor_asprintf(&conf, conf_fmt, hsdir_v3, HS_VERSION_THREE);
+ ret = helper_config_service(conf);
+ tor_free(conf);
+ tt_int_op(ret, OP_EQ, 0);
+ /* It's in staging? */
+ tt_int_op(get_hs_service_staging_list_size(), OP_EQ, 1);
+
+ /* Load the keys for these. After that, the v3 service should be registered
+ * in the global map. */
+ hs_service_load_all_keys();
+ tt_int_op(get_hs_service_map_size(), OP_EQ, 1);
+ hs_service_t *s = get_first_service();
+ tt_assert(s);
+ global_map = get_hs_service_map();
+ tt_assert(global_map);
+
+ /* From here, we'll try the service accessors. */
+ hs_service_t *query = find_service(global_map, &s->keys.identity_pk);
+ tt_assert(query);
+ tt_mem_op(query, OP_EQ, s, sizeof(hs_service_t));
+ /* Remove service, check if it actually works and then put it back. */
+ remove_service(global_map, s);
+ tt_int_op(get_hs_service_map_size(), OP_EQ, 0);
+ query = find_service(global_map, &s->keys.identity_pk);
+ tt_assert(!query);
+
+ /* Register back the service in the map. */
+ ret = register_service(global_map, s);
+ tt_int_op(ret, OP_EQ, 0);
+ tt_int_op(get_hs_service_map_size(), OP_EQ, 1);
+ /* Twice should fail. */
+ ret = register_service(global_map, s);
+ tt_int_op(ret, OP_EQ, -1);
+ /* Modify key of service and we should be able to put it back in. */
+ s->keys.identity_pk.pubkey[1] = '\x42';
+ ret = register_service(global_map, s);
+ tt_int_op(ret, OP_EQ, 0);
+ tt_int_op(get_hs_service_map_size(), OP_EQ, 2);
+ /* Remove service from map so we don't double free on cleanup. */
+ remove_service(global_map, s);
+ tt_int_op(get_hs_service_map_size(), OP_EQ, 1);
+ query = find_service(global_map, &s->keys.identity_pk);
+ tt_assert(!query);
+ /* Let's try to remove twice for fun. */
+ setup_full_capture_of_logs(LOG_WARN);
+ remove_service(global_map, s);
+ expect_log_msg_containing("Could not find service in the global map");
+ teardown_capture_of_logs();
+
+ done:
+ tor_free(hsdir_v3);
+ hs_free_all();
+}
+
struct testcase_t hs_service_tests[] = {
{ "gen_establish_intro_cell", test_gen_establish_intro_cell, TT_FORK,
NULL, NULL },
@@ -409,6 +571,10 @@ struct testcase_t hs_service_tests[] = {
NULL, NULL },
{ "validate_address", test_validate_address, TT_FORK,
NULL, NULL },
+ { "load_keys", test_load_keys, TT_FORK,
+ NULL, NULL },
+ { "access_service", test_access_service, TT_FORK,
+ NULL, NULL },
END_OF_TESTCASES
};
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