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tor/src/test/test_dirvote.c

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Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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/* Copyright (c) 2020, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file test_dirvote.c
* \brief Unit tests for dirvote related functions
*/
#define DIRVOTE_PRIVATE
#include "core/or/or.h"
#include "feature/dirauth/dirvote.h"
#include "feature/nodelist/dirlist.h"
#include "feature/nodelist/node_st.h"
#include "feature/nodelist/nodelist.h"
#include "feature/nodelist/routerinfo_st.h"
#include "feature/nodelist/signed_descriptor_st.h"
#include "test/test.h"
/**
* This struct holds the various informations that are needed for router
* comparison. Each router in the test function has one, and they are all
* put in a global digestmap, router_properties
*/
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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typedef struct router_values_t {
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int is_running;
int is_auth;
int bw_kb;
char digest[DIGEST_LEN];
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} router_values_t;
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/**
* This typedef makes declaring digests easier and less verbose
*/
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typedef char sha1_digest_t[DIGEST_LEN];
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// Use of global variable is justified because the functions that have to be
// mocked take as arguments objects we have no control over
static digestmap_t *router_properties = NULL;
// Use of global variable is justified by its use in nodelist.c
// and is necessary to avoid memory leaks when mocking the
// function node_get_by_id
static node_t *running_node;
static node_t *non_running_node;
/* Allocate memory to the global variables that represent a running
* and non-running node
*/
#define ALLOCATE_MOCK_NODES() \
running_node = tor_malloc(sizeof(node_t)); \
running_node->is_running = 1; \
non_running_node = tor_malloc(sizeof(node_t)); \
non_running_node->is_running = 0;
/* Free the memory allocated to the mock nodes */
#define FREE_MOCK_NODES() \
tor_free(running_node); \
tor_free(non_running_node);
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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static int
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mock_router_digest_is_trusted(const char *digest, dirinfo_type_t type)
{
(void)type;
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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router_values_t *mock_status;
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mock_status = digestmap_get(router_properties, digest);
if (!mock_status) {
return -1;
}
return mock_status->is_auth;
}
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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static const node_t *
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mock_node_get_by_id(const char *identity_digest)
{
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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router_values_t *status;
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status = digestmap_get(router_properties, identity_digest);
if (!status) {
return NULL;
}
if (status->is_running)
return running_node;
else
return non_running_node;
}
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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static uint32_t
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mock_dirserv_get_bw(const routerinfo_t *ri)
{
const char *digest = ri->cache_info.identity_digest;
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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router_values_t *status;
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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status = digestmap_get(router_properties, digest);
if (!status) {
return -1;
}
return status->bw_kb;
}
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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/** Generate a pointer to a router_values_t struct with the arguments as
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* field values, and return it
* The returned pointer has to be freed by the caller.
*/
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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static router_values_t *
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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router_values_new(int running, int auth, int bw, char *digest)
{
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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router_values_t *status = tor_malloc(sizeof(router_values_t));
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memcpy(status->digest, digest, sizeof(status->digest));
status->is_running = running;
status->bw_kb = bw;
status->is_auth = auth;
return status;
}
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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/** Given a router_values_t struct, generate a pointer to a routerinfo struct.
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* In the cache_info member, put the identity digest, and depending on
* the family argument, fill the IPv4 or IPv6 address. Return the pointer.
* The returned pointer has to be freed by the caller.
*/
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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static routerinfo_t *
routerinfo_new(router_values_t *status, int family, int addr)
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{
routerinfo_t *ri = tor_malloc(sizeof(routerinfo_t));
signed_descriptor_t cache_info;
memcpy(cache_info.identity_digest, status->digest,
sizeof(cache_info.identity_digest));
ri->cache_info = cache_info;
tor_addr_t ipv6, ipv4;
ipv6.family = family;
ipv4.family = family;
// Set the address of the other IP version to 0
if (family == AF_INET) {
ipv4.addr.in_addr.s_addr = addr;
for (size_t i = 0; i < 16; i++) {
ipv6.addr.in6_addr.s6_addr[i] = 0;
}
} else {
for (size_t i = 0; i < 16; i++) {
ipv6.addr.in6_addr.s6_addr[i] = addr;
}
ipv4.addr.in_addr.s_addr = 0;
}
ri->ipv6_addr = ipv6;
ri->ipv4_addr = ipv4;
return ri;
}
static void
test_dirvote_compare_routerinfo_usefulness(void *arg)
{
(void)arg;
MOCK(router_digest_is_trusted_dir_type, mock_router_digest_is_trusted);
MOCK(node_get_by_id, mock_node_get_by_id);
MOCK(dirserv_get_bandwidth_for_router_kb, mock_dirserv_get_bw);
ALLOCATE_MOCK_NODES();
router_properties = digestmap_new();
// The router one is the "least useful" router, every router is compared to
// it
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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sha1_digest_t digest_one = "aaaa";
router_values_t *status_one = router_values_new(0, 0, 0, digest_one);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, status_one->digest, status_one);
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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sha1_digest_t digest_two = "bbbb";
router_values_t *status_two = router_values_new(0, 1, 0, digest_two);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, status_two->digest, status_two);
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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sha1_digest_t digest_three = "cccc";
router_values_t *status_three = router_values_new(1, 0, 0, digest_three);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, status_three->digest, status_three);
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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sha1_digest_t digest_four = "dddd";
router_values_t *status_four = router_values_new(0, 0, 128, digest_four);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, status_four->digest, status_four);
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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sha1_digest_t digest_five = "9999";
router_values_t *status_five = router_values_new(0, 0, 0, digest_five);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, status_five->digest, status_five);
// A router that has auth status is more useful than a non-auth one
routerinfo_t *first = routerinfo_new(status_one, AF_INET, 0xf);
routerinfo_t *second = routerinfo_new(status_two, AF_INET, 0xf);
int a = compare_routerinfo_usefulness(first, second);
tt_assert(a == 1);
tor_free(second);
// A running router is more useful than a non running one
routerinfo_t *third = routerinfo_new(status_three, AF_INET, 0xf);
a = compare_routerinfo_usefulness(first, third);
tt_assert(a == 1);
tor_free(third);
// A higher bandwidth is more useful
routerinfo_t *fourth = routerinfo_new(status_four, AF_INET, 0xf);
a = compare_routerinfo_usefulness(first, fourth);
tt_assert(a == 1);
tor_free(fourth);
// In case of tie, the digests are compared
routerinfo_t *fifth = routerinfo_new(status_five, AF_INET, 0xf);
a = compare_routerinfo_usefulness(first, fifth);
tt_assert(a > 0);
tor_free(fifth);
done:
UNMOCK(router_digest_is_trusted_dir_type);
UNMOCK(node_get_by_id);
UNMOCK(dirserv_get_bandwidth_for_router_kb);
FREE_MOCK_NODES();
digestmap_free(router_properties, NULL);
tor_free(status_one);
tor_free(status_two);
tor_free(status_three);
tor_free(status_four);
tor_free(status_five);
tor_free(first);
}
static void
test_dirvote_compare_routerinfo_by_ipv4(void *arg)
{
(void)arg;
MOCK(router_digest_is_trusted_dir_type, mock_router_digest_is_trusted);
MOCK(node_get_by_id, mock_node_get_by_id);
MOCK(dirserv_get_bandwidth_for_router_kb, mock_dirserv_get_bw);
ALLOCATE_MOCK_NODES();
router_properties = digestmap_new();
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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sha1_digest_t digest_one = "aaaa";
router_values_t *status_one = router_values_new(0, 0, 0, digest_one);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, status_one->digest, status_one);
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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sha1_digest_t digest_two = "bbbb";
router_values_t *status_two = router_values_new(0, 1, 0, digest_two);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, status_two->digest, status_two);
// Both routers have an IPv4 address
routerinfo_t *first = routerinfo_new(status_one, AF_INET, 1);
routerinfo_t *second = routerinfo_new(status_two, AF_INET, 0xf);
// The first argument's address precedes the seconds' one
int a = compare_routerinfo_by_ipv4((const void **)&first,
(const void **)&second);
tt_assert(a < 0);
// The second argument's address precedes the first' one
a = compare_routerinfo_by_ipv4((const void **)&second,
(const void **)&first);
tt_assert(a > 0);
tor_addr_copy(&(second->ipv4_addr), &(first->ipv6_addr));
// The addresses are equal, they are compared by usefulness,
// and first is less useful than second
a = compare_routerinfo_by_ipv4((const void **)&first,
(const void **)&second);
tt_assert(a == 1);
done:
UNMOCK(router_digest_is_trusted_dir_type);
UNMOCK(node_get_by_id);
UNMOCK(dirserv_get_bandwidth_for_router_kb);
FREE_MOCK_NODES();
digestmap_free(router_properties, NULL);
tor_free(status_one);
tor_free(status_two);
tor_free(first);
tor_free(second);
}
static void
test_dirvote_compare_routerinfo_by_ipv6(void *arg)
{
(void)arg;
MOCK(router_digest_is_trusted_dir_type, mock_router_digest_is_trusted);
MOCK(node_get_by_id, mock_node_get_by_id);
MOCK(dirserv_get_bandwidth_for_router_kb, mock_dirserv_get_bw);
ALLOCATE_MOCK_NODES();
router_properties = digestmap_new();
char digest_one[DIGEST_LEN] = "aaaa";
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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router_values_t *status_one = router_values_new(0, 0, 0, digest_one);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, status_one->digest, status_one);
char digest_two[DIGEST_LEN] = "bbbb";
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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router_values_t *status_two = router_values_new(0, 1, 0, digest_two);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, status_two->digest, status_two);
// Both routers have an IPv6 address
routerinfo_t *first = routerinfo_new(status_one, AF_INET6, 1);
routerinfo_t *second = routerinfo_new(status_two, AF_INET6, 0xf);
// The first argument's address precedes the seconds' one
int a = compare_routerinfo_by_ipv6((const void **)&first,
(const void **)&second);
tt_assert(a < 0);
// The second argument's address precedes the first' one
a = compare_routerinfo_by_ipv6((const void **)&second,
(const void **)&first);
tt_assert(a > 0);
tor_addr_copy(&(first->ipv6_addr), &(second->ipv6_addr));
// The addresses are equal, they are compared by usefulness,
// and first is less useful than second
a = compare_routerinfo_by_ipv6((const void **)&first,
(const void **)&second);
tt_assert(a == 1);
done:
UNMOCK(router_digest_is_trusted_dir_type);
UNMOCK(node_get_by_id);
UNMOCK(dirserv_get_bandwidth_for_router_kb);
FREE_MOCK_NODES();
digestmap_free(router_properties, NULL);
tor_free(status_one);
tor_free(status_two);
tor_free(first);
tor_free(second);
}
/** Create routers values and routerinfos that always have the same
* characteristics, and add them to the global digestmap. This macro is here to
* avoid duplicated code fragments.
* The created name##_val pointer should be freed by the caller (and cannot
* be freed in the macro as it causes a heap-after-free error)
*/
#define CREATE_ROUTER(digest, name, addr, ip_version) \
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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sha1_digest_t name##_digest = digest; \
name##_val = router_values_new(1, 1, 1, name##_digest); \
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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digestmap_set(router_properties, name##_digest, name##_val); \
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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name##_ri = routerinfo_new(name##_val, ip_version, addr);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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#define ROUTER_FREE(name) \
tor_free(name##_val); \
tor_free(name##_ri);
/** Test to see if the returned routers are exactly the ones that should be
* flagged as sybils : we test for inclusion then for number of elements
*/
#define TEST_SYBIL(true_sybil, possible_sybil) \
DIGESTMAP_FOREACH (true_sybil, sybil_id, void *, ignore) { \
(void)ignore; \
tt_assert(digestmap_get(possible_sybil, sybil_id)); \
} \
DIGESTMAP_FOREACH_END; \
tt_assert(digestmap_size(true_sybil) == digestmap_size(possible_sybil));
static void
test_dirvote_get_sybil_by_ip_version_ipv4(void *arg)
{
// It is assumed that global_dirauth_options.AuthDirMaxServersPerAddr == 2
(void)arg;
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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router_values_t *aaaa_val=NULL, *bbbb_val=NULL, *cccc_val=NULL,
*dddd_val=NULL, *eeee_val=NULL, *ffff_val=NULL, *gggg_val=NULL,
*hhhh_val=NULL;
routerinfo_t *aaaa_ri=NULL, *bbbb_ri=NULL, *cccc_ri=NULL,
*dddd_ri=NULL, *eeee_ri=NULL, *ffff_ri=NULL, *gggg_ri=NULL,
*hhhh_ri=NULL;
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
MOCK(router_digest_is_trusted_dir_type, mock_router_digest_is_trusted);
MOCK(node_get_by_id, mock_node_get_by_id);
MOCK(dirserv_get_bandwidth_for_router_kb, mock_dirserv_get_bw);
ALLOCATE_MOCK_NODES();
router_properties = digestmap_new();
smartlist_t *routers_ipv4;
routers_ipv4 = smartlist_new();
digestmap_t *true_sybil_routers = NULL;
true_sybil_routers = digestmap_new();
digestmap_t *omit_as_sybil;
CREATE_ROUTER("aaaa", aaaa, 123, AF_INET);
smartlist_add(routers_ipv4, aaaa_ri);
CREATE_ROUTER("bbbb", bbbb, 123, AF_INET);
smartlist_add(routers_ipv4, bbbb_ri);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv4, AF_INET);
tt_assert(digestmap_isempty(omit_as_sybil) == 1);
Fix memory leaks.
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digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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CREATE_ROUTER("cccc", cccc, 123, AF_INET);
smartlist_add(routers_ipv4, cccc_ri);
digestmap_set(true_sybil_routers, cccc_digest, cccc_digest);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv4, AF_INET);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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CREATE_ROUTER("dddd", dddd, 123, AF_INET);
smartlist_add(routers_ipv4, dddd_ri);
digestmap_set(true_sybil_routers, dddd_digest, dddd_digest);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv4, AF_INET);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("eeee", eeee, 456, AF_INET);
smartlist_add(routers_ipv4, eeee_ri);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv4, AF_INET);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("ffff", ffff, 456, AF_INET);
smartlist_add(routers_ipv4, ffff_ri);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv4, AF_INET);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("gggg", gggg, 456, AF_INET);
smartlist_add(routers_ipv4, gggg_ri);
digestmap_set(true_sybil_routers, gggg_digest, gggg_digest);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv4, AF_INET);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("hhhh", hhhh, 456, AF_INET);
smartlist_add(routers_ipv4, hhhh_ri);
digestmap_set(true_sybil_routers, hhhh_digest, hhhh_digest);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv4, AF_INET);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
done:
UNMOCK(router_digest_is_trusted_dir_type);
UNMOCK(node_get_by_id);
UNMOCK(dirserv_get_bandwidth_for_router_kb);
FREE_MOCK_NODES();
digestmap_free(router_properties, NULL);
smartlist_free(routers_ipv4);
digestmap_free(omit_as_sybil, NULL);
digestmap_free(true_sybil_routers, NULL);
ROUTER_FREE(aaaa);
ROUTER_FREE(bbbb);
ROUTER_FREE(cccc);
ROUTER_FREE(dddd);
ROUTER_FREE(eeee);
ROUTER_FREE(ffff);
ROUTER_FREE(gggg);
ROUTER_FREE(hhhh);
}
static void
test_dirvote_get_sybil_by_ip_version_ipv6(void *arg)
{
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
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router_values_t *aaaa_val=NULL, *bbbb_val=NULL, *cccc_val=NULL,
*dddd_val=NULL, *eeee_val=NULL, *ffff_val=NULL, *gggg_val=NULL,
*hhhh_val=NULL;
routerinfo_t *aaaa_ri=NULL, *bbbb_ri=NULL, *cccc_ri=NULL,
*dddd_ri=NULL, *eeee_ri=NULL, *ffff_ri=NULL, *gggg_ri=NULL,
*hhhh_ri=NULL;
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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// It is assumed that global_dirauth_options.AuthDirMaxServersPerAddr == 2
(void)arg;
MOCK(router_digest_is_trusted_dir_type, mock_router_digest_is_trusted);
MOCK(node_get_by_id, mock_node_get_by_id);
MOCK(dirserv_get_bandwidth_for_router_kb, mock_dirserv_get_bw);
ALLOCATE_MOCK_NODES();
router_properties = digestmap_new();
smartlist_t *routers_ipv6;
routers_ipv6 = smartlist_new();
digestmap_t *true_sybil_routers = NULL;
true_sybil_routers = digestmap_new();
digestmap_t *omit_as_sybil;
CREATE_ROUTER("aaaa", aaaa, 123, AF_INET6);
smartlist_add(routers_ipv6, aaaa_ri);
CREATE_ROUTER("bbbb", bbbb, 123, AF_INET6);
smartlist_add(routers_ipv6, bbbb_ri);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv6, AF_INET6);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
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CREATE_ROUTER("cccc", cccc, 123, AF_INET6);
smartlist_add(routers_ipv6, cccc_ri);
digestmap_set(true_sybil_routers, cccc_digest, cccc_digest);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv6, AF_INET6);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("dddd", dddd, 123, AF_INET6);
smartlist_add(routers_ipv6, dddd_ri);
digestmap_set(true_sybil_routers, dddd_digest, dddd_digest);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv6, AF_INET6);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("eeee", eeee, 456, AF_INET6);
smartlist_add(routers_ipv6, eeee_ri);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv6, AF_INET6);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("ffff", ffff, 456, AF_INET6);
smartlist_add(routers_ipv6, ffff_ri);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv6, AF_INET6);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("gggg", gggg, 456, AF_INET6);
smartlist_add(routers_ipv6, gggg_ri);
digestmap_set(true_sybil_routers, gggg_digest, gggg_digest);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv6, AF_INET6);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("hhhh", hhhh, 456, AF_INET6);
smartlist_add(routers_ipv6, hhhh_ri);
digestmap_set(true_sybil_routers, hhhh_digest, hhhh_digest);
omit_as_sybil = get_sybil_list_by_ip_version(routers_ipv6, AF_INET6);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
done:
UNMOCK(router_digest_is_trusted_dir_type);
UNMOCK(node_get_by_id);
UNMOCK(dirserv_get_bandwidth_for_router_kb);
FREE_MOCK_NODES();
digestmap_free(router_properties, NULL);
digestmap_free(true_sybil_routers, NULL);
smartlist_free(routers_ipv6);
digestmap_free(omit_as_sybil, NULL);
ROUTER_FREE(aaaa);
ROUTER_FREE(bbbb);
ROUTER_FREE(cccc);
ROUTER_FREE(dddd);
ROUTER_FREE(eeee);
ROUTER_FREE(ffff);
ROUTER_FREE(gggg);
ROUTER_FREE(hhhh);
}
static void
test_dirvote_get_all_possible_sybil(void *arg)
{
Style and correctness issues in test_dirvote. Style: - We end our types with _t. - Use 'static' to declare functions that only exist in a single module. Correctness: - Many tt_...() macros can invoke "goto done;" -- we need to make sure that all the variables that could get freed are initialized before any "goto done" is hit, or else we might free an uninitialized variable.
2020-09-23 17:19:30 +02:00
router_values_t *aaaa_val=NULL, *bbbb_val=NULL, *cccc_val=NULL,
*dddd_val=NULL, *eeee_val=NULL, *ffff_val=NULL, *gggg_val=NULL,
*hhhh_val=NULL, *iiii_val=NULL, *jjjj_val=NULL, *kkkk_val=NULL,
*llll_val=NULL, *mmmm_val=NULL, *nnnn_val=NULL, *oooo_val=NULL,
*pppp_val=NULL;
routerinfo_t *aaaa_ri=NULL, *bbbb_ri=NULL, *cccc_ri=NULL,
*dddd_ri=NULL, *eeee_ri=NULL, *ffff_ri=NULL, *gggg_ri=NULL,
*hhhh_ri=NULL, *iiii_ri=NULL, *jjjj_ri=NULL, *kkkk_ri=NULL,
*llll_ri=NULL, *mmmm_ri=NULL, *nnnn_ri=NULL, *oooo_ri=NULL,
*pppp_ri=NULL;
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
// It is assumed that global_dirauth_options.AuthDirMaxServersPerAddr == 2
(void)arg;
MOCK(router_digest_is_trusted_dir_type, mock_router_digest_is_trusted);
MOCK(node_get_by_id, mock_node_get_by_id);
MOCK(dirserv_get_bandwidth_for_router_kb, mock_dirserv_get_bw);
ALLOCATE_MOCK_NODES();
router_properties = digestmap_new();
smartlist_t *routers;
routers = smartlist_new();
digestmap_t *true_sybil_routers = NULL;
true_sybil_routers = digestmap_new();
digestmap_t *omit_as_sybil;
CREATE_ROUTER("aaaa", aaaa, 123, AF_INET);
smartlist_add(routers, aaaa_ri);
CREATE_ROUTER("bbbb", bbbb, 123, AF_INET);
smartlist_add(routers, bbbb_ri);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("cccc", cccc, 123, AF_INET);
smartlist_add(routers, cccc_ri);
digestmap_set(true_sybil_routers, cccc_digest, cccc_digest);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("dddd", dddd, 123, AF_INET);
smartlist_add(routers, dddd_ri);
digestmap_set(true_sybil_routers, dddd_digest, dddd_digest);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("eeee", eeee, 456, AF_INET);
smartlist_add(routers, eeee_ri);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("ffff", ffff, 456, AF_INET);
smartlist_add(routers, ffff_ri);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("gggg", gggg, 456, AF_INET);
smartlist_add(routers, gggg_ri);
digestmap_set(true_sybil_routers, gggg_digest, gggg_digest);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("hhhh", hhhh, 456, AF_INET);
smartlist_add(routers, hhhh_ri);
digestmap_set(true_sybil_routers, hhhh_digest, hhhh_digest);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("iiii", iiii, 123, AF_INET6);
smartlist_add(routers, iiii_ri);
CREATE_ROUTER("jjjj", jjjj, 123, AF_INET6);
smartlist_add(routers, jjjj_ri);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("kkkk", kkkk, 123, AF_INET6);
smartlist_add(routers, kkkk_ri);
digestmap_set(true_sybil_routers, kkkk_digest, kkkk_digest);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil,NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("llll", llll, 123, AF_INET6);
smartlist_add(routers, llll_ri);
digestmap_set(true_sybil_routers, llll_digest, llll_digest);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil,NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("mmmm", mmmm, 456, AF_INET6);
smartlist_add(routers, mmmm_ri);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("nnnn", nnnn, 456, AF_INET6);
smartlist_add(routers, nnnn_ri);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("oooo", oooo, 456, AF_INET6);
smartlist_add(routers, oooo_ri);
digestmap_set(true_sybil_routers, oooo_digest, oooo_digest);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
Fix memory leaks.
2020-09-22 19:17:17 +02:00
digestmap_free(omit_as_sybil, NULL);
Implement IPv6 sybil protection. [This is a squashed patch for ticket 7193, based on taking a "git diff" for the original branch, then applying it with "git apply -3". I earlier attempted to squash the branch with "git rebase", but there were too many conflicts. --nickm]
2020-09-23 17:30:15 +02:00
CREATE_ROUTER("pppp", pppp, 456, AF_INET6);
smartlist_add(routers, pppp_ri);
digestmap_set(true_sybil_routers, pppp_digest, pppp_digest);
omit_as_sybil = get_all_possible_sybil(routers);
TEST_SYBIL(true_sybil_routers, omit_as_sybil);
done:
UNMOCK(router_digest_is_trusted_dir_type);
UNMOCK(node_get_by_id);
UNMOCK(dirserv_get_bandwidth_for_router_kb);
FREE_MOCK_NODES();
digestmap_free(router_properties, NULL);
smartlist_free(routers);
digestmap_free(omit_as_sybil, NULL);
digestmap_free(true_sybil_routers, NULL);
ROUTER_FREE(aaaa);
ROUTER_FREE(bbbb);
ROUTER_FREE(cccc);
ROUTER_FREE(dddd);
ROUTER_FREE(eeee);
ROUTER_FREE(ffff);
ROUTER_FREE(gggg);
ROUTER_FREE(hhhh);
ROUTER_FREE(iiii);
ROUTER_FREE(jjjj);
ROUTER_FREE(kkkk);
ROUTER_FREE(llll);
ROUTER_FREE(mmmm);
ROUTER_FREE(nnnn);
ROUTER_FREE(oooo);
ROUTER_FREE(pppp);
}
#define NODE(name, flags) \
{ \
#name, test_dirvote_##name, (flags), NULL, NULL \
}
struct testcase_t dirvote_tests[] = {
NODE(compare_routerinfo_usefulness, TT_FORK),
NODE(compare_routerinfo_by_ipv6, TT_FORK),
NODE(compare_routerinfo_by_ipv4, TT_FORK),
NODE(get_sybil_by_ip_version_ipv4, TT_FORK),
NODE(get_sybil_by_ip_version_ipv6, TT_FORK),
NODE(get_all_possible_sybil, TT_FORK),
END_OF_TESTCASES};
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