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- /* Copyright (c) 2007-2015, The Tor Project, Inc. */
- /* See LICENSE for licensing information */
- /**
- * \file test_hs.c
- * \brief Unit tests for hidden service.
- **/
- #define CONTROL_PRIVATE
- #define CIRCUITBUILD_PRIVATE
- #include "or.h"
- #include "test.h"
- #include "control.h"
- #include "config.h"
- #include "routerset.h"
- #include "circuitbuild.h"
- #include "test_helpers.h"
- /* mock ID digest and longname for node that's in nodelist */
- #define HSDIR_EXIST_ID "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA" \
- "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA"
- #define STR_HSDIR_EXIST_LONGNAME \
- "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=TestDir"
- /* mock ID digest and longname for node that's not in nodelist */
- #define HSDIR_NONE_EXIST_ID "\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB" \
- "\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB\xBB"
- #define STR_HSDIR_NONE_EXIST_LONGNAME \
- "$BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"
- /* DuckDuckGo descriptor as an example. */
- static const char *hs_desc_content = "\
- rendezvous-service-descriptor g5ojobzupf275beh5ra72uyhb3dkpxwg\r\n\
- version 2\r\n\
- permanent-key\r\n\
- -----BEGIN RSA PUBLIC KEY-----\r\n\
- MIGJAoGBAJ/SzzgrXPxTlFrKVhXh3buCWv2QfcNgncUpDpKouLn3AtPH5Ocys0jE\r\n\
- aZSKdvaiQ62md2gOwj4x61cFNdi05tdQjS+2thHKEm/KsB9BGLSLBNJYY356bupg\r\n\
- I5gQozM65ENelfxYlysBjJ52xSDBd8C4f/p9umdzaaaCmzXG/nhzAgMBAAE=\r\n\
- -----END RSA PUBLIC KEY-----\r\n\
- secret-id-part anmjoxxwiupreyajjt5yasimfmwcnxlf\r\n\
- publication-time 2015-03-11 19:00:00\r\n\
- protocol-versions 2,3\r\n\
- introduction-points\r\n\
- -----BEGIN MESSAGE-----\r\n\
- aW50cm9kdWN0aW9uLXBvaW50IDd1bnd4cmg2dG5kNGh6eWt1Z3EzaGZzdHduc2ll\r\n\
- cmhyCmlwLWFkZHJlc3MgMTg4LjEzOC4xMjEuMTE4Cm9uaW9uLXBvcnQgOTAwMQpv\r\n\
- bmlvbi1rZXkKLS0tLS1CRUdJTiBSU0EgUFVCTElDIEtFWS0tLS0tCk1JR0pBb0dC\r\n\
- QUxGRVVyeVpDbk9ROEhURmV5cDVjMTRObWVqL1BhekFLTTBxRENTNElKUWh0Y3g1\r\n\
- NXpRSFdOVWIKQ2hHZ0JqR1RjV3ZGRnA0N3FkdGF6WUZhVXE2c0lQKzVqeWZ5b0Q4\r\n\
- UmJ1bzBwQmFWclJjMmNhYUptWWM0RDh6Vgpuby9sZnhzOVVaQnZ1cWY4eHIrMDB2\r\n\
- S0JJNmFSMlA2OE1WeDhrMExqcUpUU2RKOE9idm9yQWdNQkFBRT0KLS0tLS1FTkQg\r\n\
- UlNBIFBVQkxJQyBLRVktLS0tLQpzZXJ2aWNlLWtleQotLS0tLUJFR0lOIFJTQSBQ\r\n\
- VUJMSUMgS0VZLS0tLS0KTUlHSkFvR0JBTnJHb0ozeTlHNXQzN2F2ekI1cTlwN1hG\r\n\
- VUplRUVYMUNOaExnWmJXWGJhVk5OcXpoZFhyL0xTUQppM1Z6dW5OaUs3cndUVnE2\r\n\
- K2QyZ1lRckhMMmIvMXBBY3ZKWjJiNSs0bTRRc0NibFpjRENXTktRbHJnRWN5WXRJ\r\n\
- CkdscXJTbFFEaXA0ZnNrUFMvNDVkWTI0QmJsQ3NGU1k3RzVLVkxJck4zZFpGbmJr\r\n\
- NEZIS1hBZ01CQUFFPQotLS0tLUVORCBSU0EgUFVCTElDIEtFWS0tLS0tCmludHJv\r\n\
- ZHVjdGlvbi1wb2ludCBiNGM3enlxNXNheGZzN2prNXFibG1wN3I1b3pwdHRvagpp\r\n\
- cC1hZGRyZXNzIDEwOS4xNjkuNDUuMjI2Cm9uaW9uLXBvcnQgOTAwMQpvbmlvbi1r\r\n\
- ZXkKLS0tLS1CRUdJTiBSU0EgUFVCTElDIEtFWS0tLS0tCk1JR0pBb0dCQU8xSXpw\r\n\
- WFFUTUY3RXZUb1NEUXpzVnZiRVFRQUQrcGZ6NzczMVRXZzVaUEJZY1EyUkRaeVp4\r\n\
- OEQKNUVQSU1FeUE1RE83cGd0ak5LaXJvYXJGMC8yempjMkRXTUlSaXZyU29YUWVZ\r\n\
- ZXlMM1pzKzFIajJhMDlCdkYxZAp6MEswblRFdVhoNVR5V3lyMHdsbGI1SFBnTlI0\r\n\
- MS9oYkprZzkwZitPVCtIeGhKL1duUml2QWdNQkFBRT0KLS0tLS1FTkQgUlNBIFBV\r\n\
- QkxJQyBLRVktLS0tLQpzZXJ2aWNlLWtleQotLS0tLUJFR0lOIFJTQSBQVUJMSUMg\r\n\
- S0VZLS0tLS0KTUlHSkFvR0JBSzNWZEJ2ajFtQllLL3JrcHNwcm9Ub0llNUtHVmth\r\n\
- QkxvMW1tK1I2YUVJek1VZFE1SjkwNGtyRwpCd3k5NC8rV0lGNFpGYXh5Z2phejl1\r\n\
- N2pKY1k3ZGJhd1pFeG1hYXFCRlRwL2h2ZG9rcHQ4a1ByRVk4OTJPRHJ1CmJORUox\r\n\
- N1FPSmVMTVZZZk5Kcjl4TWZCQ3JQai8zOGh2RUdrbWVRNmRVWElvbVFNaUJGOVRB\r\n\
- Z01CQUFFPQotLS0tLUVORCBSU0EgUFVCTElDIEtFWS0tLS0tCmludHJvZHVjdGlv\r\n\
- bi1wb2ludCBhdjVtcWl0Y2Q3cjJkandsYmN0c2Jlc2R3eGt0ZWtvegppcC1hZGRy\r\n\
- ZXNzIDE0NC43Ni44LjczCm9uaW9uLXBvcnQgNDQzCm9uaW9uLWtleQotLS0tLUJF\r\n\
- R0lOIFJTQSBQVUJMSUMgS0VZLS0tLS0KTUlHSkFvR0JBTzVweVZzQmpZQmNmMXBE\r\n\
- dklHUlpmWXUzQ05nNldka0ZLMGlvdTBXTGZtejZRVDN0NWhzd3cyVwpjejlHMXhx\r\n\
- MmN0Nkd6VWkrNnVkTDlITTRVOUdHTi9BbW8wRG9GV1hKWHpBQkFXd2YyMVdsd1lW\r\n\
- eFJQMHRydi9WCkN6UDkzcHc5OG5vSmdGUGRUZ05iMjdKYmVUZENLVFBrTEtscXFt\r\n\
- b3NveUN2RitRa25vUS9BZ01CQUFFPQotLS0tLUVORCBSU0EgUFVCTElDIEtFWS0t\r\n\
- LS0tCnNlcnZpY2Uta2V5Ci0tLS0tQkVHSU4gUlNBIFBVQkxJQyBLRVktLS0tLQpN\r\n\
- SUdKQW9HQkFMVjNKSmtWN3lTNU9jc1lHMHNFYzFQOTVRclFRR3ZzbGJ6Wi9zRGxl\r\n\
- RlpKYXFSOUYvYjRUVERNClNGcFMxcU1GbldkZDgxVmRGMEdYRmN2WVpLamRJdHU2\r\n\
- SndBaTRJeEhxeXZtdTRKdUxrcXNaTEFLaXRLVkx4eGsKeERlMjlDNzRWMmJrOTRJ\r\n\
- MEgybTNKS2tzTHVwc3VxWWRVUmhOVXN0SElKZmgyZmNIalF0bEFnTUJBQUU9Ci0t\r\n\
- LS0tRU5EIFJTQSBQVUJMSUMgS0VZLS0tLS0KCg==\r\n\
- -----END MESSAGE-----\r\n\
- signature\r\n\
- -----BEGIN SIGNATURE-----\r\n\
- d4OuCE5OLAOnRB6cQN6WyMEmg/BHem144Vec+eYgeWoKwx3MxXFplUjFxgnMlmwN\r\n\
- PcftsZf2ztN0sbNCtPgDL3d0PqvxY3iHTQAI8EbaGq/IAJUZ8U4y963dD5+Bn6JQ\r\n\
- myE3ctmh0vy5+QxSiRjmQBkuEpCyks7LvWvHYrhnmcg=\r\n\
- -----END SIGNATURE-----";
- /* Helper global variable for hidden service descriptor event test.
- * It's used as a pointer to dynamically created message buffer in
- * send_control_event_string_replacement function, which mocks
- * send_control_event_string function.
- *
- * Always free it after use! */
- static char *received_msg = NULL;
- /** Mock function for send_control_event_string
- */
- static void
- send_control_event_string_replacement(uint16_t event, event_format_t which,
- const char *msg)
- {
- (void) event;
- (void) which;
- tor_free(received_msg);
- received_msg = tor_strdup(msg);
- }
- /** Mock function for node_describe_longname_by_id, it returns either
- * STR_HSDIR_EXIST_LONGNAME or STR_HSDIR_NONE_EXIST_LONGNAME
- */
- static const char *
- node_describe_longname_by_id_replacement(const char *id_digest)
- {
- if (!strcmp(id_digest, HSDIR_EXIST_ID)) {
- return STR_HSDIR_EXIST_LONGNAME;
- } else {
- return STR_HSDIR_NONE_EXIST_LONGNAME;
- }
- }
- /** Make sure each hidden service descriptor async event generation
- *
- * function generates the message in expected format.
- */
- static void
- test_hs_desc_event(void *arg)
- {
- #define STR_HS_ADDR "ajhb7kljbiru65qo"
- #define STR_HS_ID "b3oeducbhjmbqmgw2i3jtz4fekkrinwj"
- #define STR_DESC_ID "g5ojobzupf275beh5ra72uyhb3dkpxwg"
- rend_data_t rend_query;
- const char *expected_msg;
- (void) arg;
- MOCK(send_control_event_string,
- send_control_event_string_replacement);
- MOCK(node_describe_longname_by_id,
- node_describe_longname_by_id_replacement);
- /* setup rend_query struct */
- strncpy(rend_query.onion_address, STR_HS_ADDR,
- REND_SERVICE_ID_LEN_BASE32+1);
- rend_query.auth_type = 0;
- /* test request event */
- control_event_hs_descriptor_requested(&rend_query, HSDIR_EXIST_ID,
- STR_HS_ID);
- expected_msg = "650 HS_DESC REQUESTED "STR_HS_ADDR" NO_AUTH "\
- STR_HSDIR_EXIST_LONGNAME" "STR_HS_ID"\r\n";
- tt_assert(received_msg);
- tt_str_op(received_msg,OP_EQ, expected_msg);
- tor_free(received_msg);
- /* test received event */
- rend_query.auth_type = 1;
- control_event_hs_descriptor_received(rend_query.onion_address,
- rend_query.auth_type, HSDIR_EXIST_ID);
- expected_msg = "650 HS_DESC RECEIVED "STR_HS_ADDR" BASIC_AUTH "\
- STR_HSDIR_EXIST_LONGNAME"\r\n";
- tt_assert(received_msg);
- tt_str_op(received_msg,OP_EQ, expected_msg);
- tor_free(received_msg);
- /* test failed event */
- rend_query.auth_type = 2;
- control_event_hs_descriptor_failed(rend_query.onion_address,
- rend_query.auth_type, HSDIR_NONE_EXIST_ID,
- "QUERY_REJECTED");
- expected_msg = "650 HS_DESC FAILED "STR_HS_ADDR" STEALTH_AUTH "\
- STR_HSDIR_NONE_EXIST_LONGNAME" REASON=QUERY_REJECTED\r\n";
- tt_assert(received_msg);
- tt_str_op(received_msg,OP_EQ, expected_msg);
- tor_free(received_msg);
- /* test invalid auth type */
- rend_query.auth_type = 999;
- control_event_hs_descriptor_failed(rend_query.onion_address,
- rend_query.auth_type, HSDIR_EXIST_ID,
- "QUERY_REJECTED");
- expected_msg = "650 HS_DESC FAILED "STR_HS_ADDR" UNKNOWN "\
- STR_HSDIR_EXIST_LONGNAME" REASON=QUERY_REJECTED\r\n";
- tt_assert(received_msg);
- tt_str_op(received_msg,OP_EQ, expected_msg);
- tor_free(received_msg);
- /* test valid content. */
- char *exp_msg;
- control_event_hs_descriptor_content(rend_query.onion_address, STR_DESC_ID,
- HSDIR_EXIST_ID, hs_desc_content);
- tor_asprintf(&exp_msg, "650+HS_DESC_CONTENT " STR_HS_ADDR " " STR_DESC_ID \
- " " STR_HSDIR_EXIST_LONGNAME "\r\n%s\r\n.\r\n650 OK\r\n",
- hs_desc_content);
- tt_assert(received_msg);
- tt_str_op(received_msg, OP_EQ, exp_msg);
- tor_free(received_msg);
- tor_free(exp_msg);
- done:
- UNMOCK(send_control_event_string);
- UNMOCK(node_describe_longname_by_id);
- tor_free(received_msg);
- }
- /* Make sure we always pick the right RP, given a well formatted
- * Tor2webRendezvousPoints value. */
- static void
- test_pick_tor2web_rendezvous_node(void *arg)
- {
- or_options_t *options = get_options_mutable();
- const node_t *chosen_rp = NULL;
- router_crn_flags_t flags = CRN_NEED_DESC;
- int retval, i;
- const char *tor2web_rendezvous_str = "test003r";
- (void) arg;
- /* Setup fake routerlist. */
- helper_setup_fake_routerlist();
- /* Parse Tor2webRendezvousPoints as a routerset. */
- options->Tor2webRendezvousPoints = routerset_new();
- retval = routerset_parse(options->Tor2webRendezvousPoints,
- tor2web_rendezvous_str,
- "test_tor2web_rp");
- tt_int_op(retval, >=, 0);
- /* Pick rendezvous point. Make sure the correct one is
- picked. Repeat many times to make sure it works properly. */
- for (i = 0; i < 50 ; i++) {
- chosen_rp = pick_tor2web_rendezvous_node(flags, options);
- tt_assert(chosen_rp);
- tt_str_op(chosen_rp->ri->nickname, ==, tor2web_rendezvous_str);
- }
- done:
- routerset_free(options->Tor2webRendezvousPoints);
- }
- /* Make sure we never pick an RP if Tor2webRendezvousPoints doesn't
- * correspond to an actual node. */
- static void
- test_pick_bad_tor2web_rendezvous_node(void *arg)
- {
- or_options_t *options = get_options_mutable();
- const node_t *chosen_rp = NULL;
- router_crn_flags_t flags = CRN_NEED_DESC;
- int retval, i;
- const char *tor2web_rendezvous_str = "dummy";
- (void) arg;
- /* Setup fake routerlist. */
- helper_setup_fake_routerlist();
- /* Parse Tor2webRendezvousPoints as a routerset. */
- options->Tor2webRendezvousPoints = routerset_new();
- retval = routerset_parse(options->Tor2webRendezvousPoints,
- tor2web_rendezvous_str,
- "test_tor2web_rp");
- tt_int_op(retval, >=, 0);
- /* Pick rendezvous point. Since Tor2webRendezvousPoints was set to a
- dummy value, we shouldn't find any eligible RPs. */
- for (i = 0; i < 50 ; i++) {
- chosen_rp = pick_tor2web_rendezvous_node(flags, options);
- tt_assert(!chosen_rp);
- }
- done:
- routerset_free(options->Tor2webRendezvousPoints);
- }
- struct testcase_t hs_tests[] = {
- { "hs_desc_event", test_hs_desc_event, TT_FORK,
- NULL, NULL },
- { "pick_tor2web_rendezvous_node", test_pick_tor2web_rendezvous_node, TT_FORK,
- NULL, NULL },
- { "pick_bad_tor2web_rendezvous_node",
- test_pick_bad_tor2web_rendezvous_node, TT_FORK,
- NULL, NULL },
- END_OF_TESTCASES
- };
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