902 lines
34 KiB
C
902 lines
34 KiB
C
/* Copyright (c) 2001-2004, Roger Dingledine.
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2013, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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#define ADDRESSMAP_PRIVATE
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#include "orconfig.h"
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#include "or.h"
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#include "test.h"
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#include "addressmap.h"
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static void
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test_addr_basic(void)
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{
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uint32_t u32;
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uint16_t u16;
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char *cp;
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/* Test addr_port_lookup */
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cp = NULL; u32 = 3; u16 = 3;
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test_assert(!addr_port_lookup(LOG_WARN, "1.2.3.4", &cp, &u32, &u16));
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test_streq(cp, "1.2.3.4");
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test_eq(u32, 0x01020304u);
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test_eq(u16, 0);
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tor_free(cp);
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test_assert(!addr_port_lookup(LOG_WARN, "4.3.2.1:99", &cp, &u32, &u16));
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test_streq(cp, "4.3.2.1");
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test_eq(u32, 0x04030201u);
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test_eq(u16, 99);
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tor_free(cp);
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test_assert(!addr_port_lookup(LOG_WARN, "nonexistent.address:4040",
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&cp, NULL, &u16));
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test_streq(cp, "nonexistent.address");
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test_eq(u16, 4040);
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tor_free(cp);
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test_assert(!addr_port_lookup(LOG_WARN, "localhost:9999", &cp, &u32, &u16));
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test_streq(cp, "localhost");
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test_eq(u32, 0x7f000001u);
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test_eq(u16, 9999);
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tor_free(cp);
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u32 = 3;
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test_assert(!addr_port_lookup(LOG_WARN, "localhost", NULL, &u32, &u16));
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test_eq_ptr(cp, NULL);
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test_eq(u32, 0x7f000001u);
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test_eq(u16, 0);
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tor_free(cp);
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test_eq(0, addr_mask_get_bits(0x0u));
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test_eq(32, addr_mask_get_bits(0xFFFFFFFFu));
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test_eq(16, addr_mask_get_bits(0xFFFF0000u));
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test_eq(31, addr_mask_get_bits(0xFFFFFFFEu));
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test_eq(1, addr_mask_get_bits(0x80000000u));
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/* Test inet_ntop */
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{
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char tmpbuf[TOR_ADDR_BUF_LEN];
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const char *ip = "176.192.208.224";
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struct in_addr in;
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/* good round trip */
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test_eq(tor_inet_pton(AF_INET, ip, &in), 1);
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test_eq_ptr(tor_inet_ntop(AF_INET, &in, tmpbuf, sizeof(tmpbuf)), &tmpbuf);
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test_streq(tmpbuf, ip);
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/* just enough buffer length */
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test_streq(tor_inet_ntop(AF_INET, &in, tmpbuf, strlen(ip) + 1), ip);
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/* too short buffer */
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test_eq_ptr(tor_inet_ntop(AF_INET, &in, tmpbuf, strlen(ip)), NULL);
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}
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done:
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;
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}
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#define test_op_ip6_(a,op,b,e1,e2) \
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STMT_BEGIN \
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tt_assert_test_fmt_type(a,b,e1" "#op" "e2,struct in6_addr*, \
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(memcmp(val1_->s6_addr, val2_->s6_addr, 16) op 0), \
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char *, "%s", \
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{ int i; char *cp; \
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cp = print_ = tor_malloc(64); \
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for (i=0;i<16;++i) { \
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tor_snprintf(cp, 3,"%02x", (unsigned)value_->s6_addr[i]);\
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cp += 2; \
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if (i != 15) *cp++ = ':'; \
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} \
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}, \
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{ tor_free(print_); }, \
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TT_EXIT_TEST_FUNCTION \
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); \
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STMT_END
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/** Helper: Assert that two strings both decode as IPv6 addresses with
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* tor_inet_pton(), and both decode to the same address. */
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#define test_pton6_same(a,b) STMT_BEGIN \
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test_eq(tor_inet_pton(AF_INET6, a, &a1), 1); \
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test_eq(tor_inet_pton(AF_INET6, b, &a2), 1); \
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test_op_ip6_(&a1,==,&a2,#a,#b); \
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STMT_END
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/** Helper: Assert that <b>a</b> is recognized as a bad IPv6 address by
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* tor_inet_pton(). */
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#define test_pton6_bad(a) \
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test_eq(0, tor_inet_pton(AF_INET6, a, &a1))
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/** Helper: assert that <b>a</b>, when parsed by tor_inet_pton() and displayed
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* with tor_inet_ntop(), yields <b>b</b>. Also assert that <b>b</b> parses to
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* the same value as <b>a</b>. */
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#define test_ntop6_reduces(a,b) STMT_BEGIN \
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test_eq(tor_inet_pton(AF_INET6, a, &a1), 1); \
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test_streq(tor_inet_ntop(AF_INET6, &a1, buf, sizeof(buf)), b); \
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test_eq(tor_inet_pton(AF_INET6, b, &a2), 1); \
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test_op_ip6_(&a1, ==, &a2, a, b); \
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STMT_END
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/** Helper: assert that <b>a</b> parses by tor_inet_pton() into a address that
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* passes tor_addr_is_internal() with <b>for_listening</b>. */
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#define test_internal_ip(a,for_listening) STMT_BEGIN \
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test_eq(tor_inet_pton(AF_INET6, a, &t1.addr.in6_addr), 1); \
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t1.family = AF_INET6; \
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if (!tor_addr_is_internal(&t1, for_listening)) \
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test_fail_msg( a "was not internal."); \
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STMT_END
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/** Helper: assert that <b>a</b> parses by tor_inet_pton() into a address that
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* does not pass tor_addr_is_internal() with <b>for_listening</b>. */
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#define test_external_ip(a,for_listening) STMT_BEGIN \
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test_eq(tor_inet_pton(AF_INET6, a, &t1.addr.in6_addr), 1); \
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t1.family = AF_INET6; \
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if (tor_addr_is_internal(&t1, for_listening)) \
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test_fail_msg(a "was not external."); \
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STMT_END
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/** Helper: Assert that <b>a</b> and <b>b</b>, when parsed by
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* tor_inet_pton(), give addresses that compare in the order defined by
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* <b>op</b> with tor_addr_compare(). */
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#define test_addr_compare(a, op, b) STMT_BEGIN \
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test_eq(tor_inet_pton(AF_INET6, a, &t1.addr.in6_addr), 1); \
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test_eq(tor_inet_pton(AF_INET6, b, &t2.addr.in6_addr), 1); \
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t1.family = t2.family = AF_INET6; \
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r = tor_addr_compare(&t1,&t2,CMP_SEMANTIC); \
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if (!(r op 0)) \
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test_fail_msg("failed: tor_addr_compare("a","b") "#op" 0"); \
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STMT_END
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/** Helper: Assert that <b>a</b> and <b>b</b>, when parsed by
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* tor_inet_pton(), give addresses that compare in the order defined by
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* <b>op</b> with tor_addr_compare_masked() with <b>m</b> masked. */
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#define test_addr_compare_masked(a, op, b, m) STMT_BEGIN \
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test_eq(tor_inet_pton(AF_INET6, a, &t1.addr.in6_addr), 1); \
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test_eq(tor_inet_pton(AF_INET6, b, &t2.addr.in6_addr), 1); \
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t1.family = t2.family = AF_INET6; \
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r = tor_addr_compare_masked(&t1,&t2,m,CMP_SEMANTIC); \
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if (!(r op 0)) \
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test_fail_msg("failed: tor_addr_compare_masked("a","b","#m") "#op" 0"); \
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STMT_END
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/** Helper: assert that <b>xx</b> is parseable as a masked IPv6 address with
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* ports by tor_parse_mask_addr_ports(), with family <b>f</b>, IP address
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* as 4 32-bit words <b>ip1...ip4</b>, mask bits as <b>mm</b>, and port range
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* as <b>pt1..pt2</b>. */
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#define test_addr_mask_ports_parse(xx, f, ip1, ip2, ip3, ip4, mm, pt1, pt2) \
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STMT_BEGIN \
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test_eq(tor_addr_parse_mask_ports(xx, 0, &t1, &mask, &port1, &port2), \
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f); \
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p1=tor_inet_ntop(AF_INET6, &t1.addr.in6_addr, bug, sizeof(bug)); \
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test_eq(htonl(ip1), tor_addr_to_in6_addr32(&t1)[0]); \
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test_eq(htonl(ip2), tor_addr_to_in6_addr32(&t1)[1]); \
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test_eq(htonl(ip3), tor_addr_to_in6_addr32(&t1)[2]); \
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test_eq(htonl(ip4), tor_addr_to_in6_addr32(&t1)[3]); \
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test_eq(mask, mm); \
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test_eq(port1, pt1); \
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test_eq(port2, pt2); \
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STMT_END
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/** Run unit tests for IPv6 encoding/decoding/manipulation functions. */
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static void
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test_addr_ip6_helpers(void)
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{
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char buf[TOR_ADDR_BUF_LEN], bug[TOR_ADDR_BUF_LEN];
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char rbuf[REVERSE_LOOKUP_NAME_BUF_LEN];
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struct in6_addr a1, a2;
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tor_addr_t t1, t2;
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int r, i;
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uint16_t port1, port2;
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maskbits_t mask;
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const char *p1;
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struct sockaddr_storage sa_storage;
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struct sockaddr_in *sin;
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struct sockaddr_in6 *sin6;
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/* Test tor_inet_ntop and tor_inet_pton: IPv6 */
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{
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const char *ip = "2001::1234";
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const char *ip_ffff = "::ffff:192.168.1.2";
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/* good round trip */
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test_eq(tor_inet_pton(AF_INET6, ip, &a1), 1);
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test_eq_ptr(tor_inet_ntop(AF_INET6, &a1, buf, sizeof(buf)), &buf);
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test_streq(buf, ip);
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/* good round trip - ::ffff:0:0 style */
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test_eq(tor_inet_pton(AF_INET6, ip_ffff, &a2), 1);
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test_eq_ptr(tor_inet_ntop(AF_INET6, &a2, buf, sizeof(buf)), &buf);
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test_streq(buf, ip_ffff);
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/* just long enough buffer (remember \0) */
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test_streq(tor_inet_ntop(AF_INET6, &a1, buf, strlen(ip)+1), ip);
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test_streq(tor_inet_ntop(AF_INET6, &a2, buf, strlen(ip_ffff)+1),
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ip_ffff);
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/* too short buffer (remember \0) */
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test_eq_ptr(tor_inet_ntop(AF_INET6, &a1, buf, strlen(ip)), NULL);
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test_eq_ptr(tor_inet_ntop(AF_INET6, &a2, buf, strlen(ip_ffff)), NULL);
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}
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/* ==== Converting to and from sockaddr_t. */
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sin = (struct sockaddr_in *)&sa_storage;
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sin->sin_family = AF_INET;
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sin->sin_port = 9090;
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sin->sin_addr.s_addr = htonl(0x7f7f0102); /*127.127.1.2*/
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tor_addr_from_sockaddr(&t1, (struct sockaddr *)sin, NULL);
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test_eq(tor_addr_family(&t1), AF_INET);
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test_eq(tor_addr_to_ipv4h(&t1), 0x7f7f0102);
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memset(&sa_storage, 0, sizeof(sa_storage));
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test_eq(sizeof(struct sockaddr_in),
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tor_addr_to_sockaddr(&t1, 1234, (struct sockaddr *)&sa_storage,
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sizeof(sa_storage)));
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test_eq(1234, ntohs(sin->sin_port));
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test_eq(0x7f7f0102, ntohl(sin->sin_addr.s_addr));
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memset(&sa_storage, 0, sizeof(sa_storage));
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sin6 = (struct sockaddr_in6 *)&sa_storage;
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sin6->sin6_family = AF_INET6;
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sin6->sin6_port = htons(7070);
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sin6->sin6_addr.s6_addr[0] = 128;
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tor_addr_from_sockaddr(&t1, (struct sockaddr *)sin6, NULL);
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test_eq(tor_addr_family(&t1), AF_INET6);
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p1 = tor_addr_to_str(buf, &t1, sizeof(buf), 0);
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test_streq(p1, "8000::");
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memset(&sa_storage, 0, sizeof(sa_storage));
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test_eq(sizeof(struct sockaddr_in6),
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tor_addr_to_sockaddr(&t1, 9999, (struct sockaddr *)&sa_storage,
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sizeof(sa_storage)));
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test_eq(AF_INET6, sin6->sin6_family);
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test_eq(9999, ntohs(sin6->sin6_port));
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test_eq(0x80000000, ntohl(S6_ADDR32(sin6->sin6_addr)[0]));
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/* ==== tor_addr_lookup: static cases. (Can't test dns without knowing we
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* have a good resolver. */
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test_eq(0, tor_addr_lookup("127.128.129.130", AF_UNSPEC, &t1));
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test_eq(AF_INET, tor_addr_family(&t1));
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test_eq(tor_addr_to_ipv4h(&t1), 0x7f808182);
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test_eq(0, tor_addr_lookup("9000::5", AF_UNSPEC, &t1));
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test_eq(AF_INET6, tor_addr_family(&t1));
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test_eq(0x90, tor_addr_to_in6_addr8(&t1)[0]);
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test_assert(tor_mem_is_zero((char*)tor_addr_to_in6_addr8(&t1)+1, 14));
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test_eq(0x05, tor_addr_to_in6_addr8(&t1)[15]);
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/* === Test pton: valid af_inet6 */
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/* Simple, valid parsing. */
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r = tor_inet_pton(AF_INET6,
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"0102:0304:0506:0708:090A:0B0C:0D0E:0F10", &a1);
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test_assert(r==1);
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for (i=0;i<16;++i) { test_eq(i+1, (int)a1.s6_addr[i]); }
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/* ipv4 ending. */
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test_pton6_same("0102:0304:0506:0708:090A:0B0C:0D0E:0F10",
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"0102:0304:0506:0708:090A:0B0C:13.14.15.16");
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/* shortened words. */
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test_pton6_same("0001:0099:BEEF:0000:0123:FFFF:0001:0001",
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"1:99:BEEF:0:0123:FFFF:1:1");
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/* zeros at the beginning */
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test_pton6_same("0000:0000:0000:0000:0009:C0A8:0001:0001",
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"::9:c0a8:1:1");
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test_pton6_same("0000:0000:0000:0000:0009:C0A8:0001:0001",
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"::9:c0a8:0.1.0.1");
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/* zeros in the middle. */
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test_pton6_same("fe80:0000:0000:0000:0202:1111:0001:0001",
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"fe80::202:1111:1:1");
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/* zeros at the end. */
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test_pton6_same("1000:0001:0000:0007:0000:0000:0000:0000",
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"1000:1:0:7::");
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/* === Test ntop: af_inet6 */
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test_ntop6_reduces("0:0:0:0:0:0:0:0", "::");
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test_ntop6_reduces("0001:0099:BEEF:0006:0123:FFFF:0001:0001",
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"1:99:beef:6:123:ffff:1:1");
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//test_ntop6_reduces("0:0:0:0:0:0:c0a8:0101", "::192.168.1.1");
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test_ntop6_reduces("0:0:0:0:0:ffff:c0a8:0101", "::ffff:192.168.1.1");
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test_ntop6_reduces("002:0:0000:0:3::4", "2::3:0:0:4");
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test_ntop6_reduces("0:0::1:0:3", "::1:0:3");
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test_ntop6_reduces("008:0::0", "8::");
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test_ntop6_reduces("0:0:0:0:0:ffff::1", "::ffff:0.0.0.1");
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test_ntop6_reduces("abcd:0:0:0:0:0:7f00::", "abcd::7f00:0");
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test_ntop6_reduces("0000:0000:0000:0000:0009:C0A8:0001:0001",
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"::9:c0a8:1:1");
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test_ntop6_reduces("fe80:0000:0000:0000:0202:1111:0001:0001",
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"fe80::202:1111:1:1");
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test_ntop6_reduces("1000:0001:0000:0007:0000:0000:0000:0000",
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"1000:1:0:7::");
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/* Bad af param */
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test_eq(tor_inet_pton(AF_UNSPEC, 0, 0), -1);
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/* === Test pton: invalid in6. */
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test_pton6_bad("foobar.");
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test_pton6_bad("-1::");
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test_pton6_bad("00001::");
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test_pton6_bad("10000::");
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test_pton6_bad("::10000");
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test_pton6_bad("55555::");
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test_pton6_bad("9:-60::");
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test_pton6_bad("9:+60::");
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test_pton6_bad("9|60::");
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test_pton6_bad("0x60::");
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test_pton6_bad("::0x60");
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test_pton6_bad("9:0x60::");
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test_pton6_bad("1:2:33333:4:0002:3::");
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test_pton6_bad("1:2:3333:4:fish:3::");
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test_pton6_bad("1:2:3:4:5:6:7:8:9");
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test_pton6_bad("1:2:3:4:5:6:7");
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test_pton6_bad("1:2:3:4:5:6:1.2.3.4.5");
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test_pton6_bad("1:2:3:4:5:6:1.2.3");
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test_pton6_bad("::1.2.3");
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test_pton6_bad("::1.2.3.4.5");
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test_pton6_bad("::ffff:0xff.0.0.0");
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test_pton6_bad("::ffff:ff.0.0.0");
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test_pton6_bad("::ffff:256.0.0.0");
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test_pton6_bad("::ffff:-1.0.0.0");
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test_pton6_bad("99");
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test_pton6_bad("");
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test_pton6_bad(".");
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test_pton6_bad(":");
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test_pton6_bad("1::2::3:4");
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test_pton6_bad("a:::b:c");
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test_pton6_bad(":::a:b:c");
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test_pton6_bad("a:b:c:::");
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/* Regression tests for 22789. */
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test_pton6_bad("0xfoo");
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test_pton6_bad("0x88");
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test_pton6_bad("0xyxxy");
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test_pton6_bad("0XFOO");
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test_pton6_bad("0X88");
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test_pton6_bad("0XYXXY");
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test_pton6_bad("0x");
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test_pton6_bad("0X");
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/* test internal checking */
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test_external_ip("fbff:ffff::2:7", 0);
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test_internal_ip("fc01::2:7", 0);
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test_internal_ip("fc01::02:7", 0);
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test_internal_ip("fc01::002:7", 0);
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test_internal_ip("fc01::0002:7", 0);
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test_internal_ip("fdff:ffff::f:f", 0);
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test_external_ip("fe00::3:f", 0);
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test_external_ip("fe7f:ffff::2:7", 0);
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test_internal_ip("fe80::2:7", 0);
|
|
test_internal_ip("febf:ffff::f:f", 0);
|
|
|
|
test_internal_ip("fec0::2:7:7", 0);
|
|
test_internal_ip("feff:ffff::e:7:7", 0);
|
|
test_external_ip("ff00::e:7:7", 0);
|
|
|
|
test_internal_ip("::", 0);
|
|
test_internal_ip("::1", 0);
|
|
test_internal_ip("::1", 1);
|
|
test_internal_ip("::", 0);
|
|
test_external_ip("::", 1);
|
|
test_external_ip("::2", 0);
|
|
test_external_ip("2001::", 0);
|
|
test_external_ip("ffff::", 0);
|
|
|
|
test_external_ip("::ffff:0.0.0.0", 1);
|
|
test_internal_ip("::ffff:0.0.0.0", 0);
|
|
test_internal_ip("::ffff:0.255.255.255", 0);
|
|
test_external_ip("::ffff:1.0.0.0", 0);
|
|
|
|
test_external_ip("::ffff:9.255.255.255", 0);
|
|
test_internal_ip("::ffff:10.0.0.0", 0);
|
|
test_internal_ip("::ffff:10.255.255.255", 0);
|
|
test_external_ip("::ffff:11.0.0.0", 0);
|
|
|
|
test_external_ip("::ffff:126.255.255.255", 0);
|
|
test_internal_ip("::ffff:127.0.0.0", 0);
|
|
test_internal_ip("::ffff:127.255.255.255", 0);
|
|
test_external_ip("::ffff:128.0.0.0", 0);
|
|
|
|
test_external_ip("::ffff:172.15.255.255", 0);
|
|
test_internal_ip("::ffff:172.16.0.0", 0);
|
|
test_internal_ip("::ffff:172.31.255.255", 0);
|
|
test_external_ip("::ffff:172.32.0.0", 0);
|
|
|
|
test_external_ip("::ffff:192.167.255.255", 0);
|
|
test_internal_ip("::ffff:192.168.0.0", 0);
|
|
test_internal_ip("::ffff:192.168.255.255", 0);
|
|
test_external_ip("::ffff:192.169.0.0", 0);
|
|
|
|
test_external_ip("::ffff:169.253.255.255", 0);
|
|
test_internal_ip("::ffff:169.254.0.0", 0);
|
|
test_internal_ip("::ffff:169.254.255.255", 0);
|
|
test_external_ip("::ffff:169.255.0.0", 0);
|
|
test_assert(is_internal_IP(0x7f000001, 0));
|
|
|
|
/* tor_addr_compare(tor_addr_t x2) */
|
|
test_addr_compare("ffff::", ==, "ffff::0");
|
|
test_addr_compare("0::3:2:1", <, "0::ffff:0.3.2.1");
|
|
test_addr_compare("0::2:2:1", <, "0::ffff:0.3.2.1");
|
|
test_addr_compare("0::ffff:0.3.2.1", >, "0::0:0:0");
|
|
test_addr_compare("0::ffff:5.2.2.1", <, "::ffff:6.0.0.0"); /* XXXX wrong. */
|
|
tor_addr_parse_mask_ports("[::ffff:2.3.4.5]", 0, &t1, NULL, NULL, NULL);
|
|
tor_addr_parse_mask_ports("2.3.4.5", 0, &t2, NULL, NULL, NULL);
|
|
test_assert(tor_addr_compare(&t1, &t2, CMP_SEMANTIC) == 0);
|
|
tor_addr_parse_mask_ports("[::ffff:2.3.4.4]", 0, &t1, NULL, NULL, NULL);
|
|
tor_addr_parse_mask_ports("2.3.4.5", 0, &t2, NULL, NULL, NULL);
|
|
test_assert(tor_addr_compare(&t1, &t2, CMP_SEMANTIC) < 0);
|
|
|
|
/* test compare_masked */
|
|
test_addr_compare_masked("ffff::", ==, "ffff::0", 128);
|
|
test_addr_compare_masked("ffff::", ==, "ffff::0", 64);
|
|
test_addr_compare_masked("0::2:2:1", <, "0::8000:2:1", 81);
|
|
test_addr_compare_masked("0::2:2:1", ==, "0::8000:2:1", 80);
|
|
|
|
/* Test undecorated tor_addr_to_str */
|
|
test_eq(AF_INET6, tor_addr_parse(&t1, "[123:45:6789::5005:11]"));
|
|
p1 = tor_addr_to_str(buf, &t1, sizeof(buf), 0);
|
|
test_streq(p1, "123:45:6789::5005:11");
|
|
test_eq(AF_INET, tor_addr_parse(&t1, "18.0.0.1"));
|
|
p1 = tor_addr_to_str(buf, &t1, sizeof(buf), 0);
|
|
test_streq(p1, "18.0.0.1");
|
|
|
|
/* Test decorated tor_addr_to_str */
|
|
test_eq(AF_INET6, tor_addr_parse(&t1, "[123:45:6789::5005:11]"));
|
|
p1 = tor_addr_to_str(buf, &t1, sizeof(buf), 1);
|
|
test_streq(p1, "[123:45:6789::5005:11]");
|
|
test_eq(AF_INET, tor_addr_parse(&t1, "18.0.0.1"));
|
|
p1 = tor_addr_to_str(buf, &t1, sizeof(buf), 1);
|
|
test_streq(p1, "18.0.0.1");
|
|
|
|
/* Test buffer bounds checking of tor_addr_to_str */
|
|
test_eq(AF_INET6, tor_addr_parse(&t1, "::")); /* 2 + \0 */
|
|
test_eq_ptr(tor_addr_to_str(buf, &t1, 2, 0), NULL); /* too short buf */
|
|
test_streq(tor_addr_to_str(buf, &t1, 3, 0), "::");
|
|
test_eq_ptr(tor_addr_to_str(buf, &t1, 4, 1), NULL); /* too short buf */
|
|
test_streq(tor_addr_to_str(buf, &t1, 5, 1), "[::]");
|
|
|
|
test_eq(AF_INET6, tor_addr_parse(&t1, "2000::1337")); /* 10 + \0 */
|
|
test_eq_ptr(tor_addr_to_str(buf, &t1, 10, 0), NULL); /* too short buf */
|
|
test_streq(tor_addr_to_str(buf, &t1, 11, 0), "2000::1337");
|
|
test_eq_ptr(tor_addr_to_str(buf, &t1, 12, 1), NULL); /* too short buf */
|
|
test_streq(tor_addr_to_str(buf, &t1, 13, 1), "[2000::1337]");
|
|
|
|
test_eq(AF_INET, tor_addr_parse(&t1, "1.2.3.4")); /* 7 + \0 */
|
|
test_eq_ptr(tor_addr_to_str(buf, &t1, 7, 0), NULL); /* too short buf */
|
|
test_streq(tor_addr_to_str(buf, &t1, 8, 0), "1.2.3.4");
|
|
|
|
test_eq(AF_INET, tor_addr_parse(&t1, "255.255.255.255")); /* 15 + \0 */
|
|
test_eq_ptr(tor_addr_to_str(buf, &t1, 15, 0), NULL); /* too short buf */
|
|
test_streq(tor_addr_to_str(buf, &t1, 16, 0), "255.255.255.255");
|
|
test_eq_ptr(tor_addr_to_str(buf, &t1, 15, 1), NULL); /* too short buf */
|
|
test_streq(tor_addr_to_str(buf, &t1, 16, 1), "255.255.255.255");
|
|
|
|
t1.family = AF_UNSPEC;
|
|
test_eq_ptr(tor_addr_to_str(buf, &t1, sizeof(buf), 0), NULL);
|
|
|
|
/* Test tor_addr_parse_PTR_name */
|
|
i = tor_addr_parse_PTR_name(&t1, "Foobar.baz", AF_UNSPEC, 0);
|
|
test_eq(0, i);
|
|
i = tor_addr_parse_PTR_name(&t1, "Foobar.baz", AF_UNSPEC, 1);
|
|
test_eq(0, i);
|
|
i = tor_addr_parse_PTR_name(&t1, "1.0.168.192.in-addr.arpa",
|
|
AF_UNSPEC, 1);
|
|
test_eq(1, i);
|
|
test_eq(tor_addr_family(&t1), AF_INET);
|
|
p1 = tor_addr_to_str(buf, &t1, sizeof(buf), 1);
|
|
test_streq(p1, "192.168.0.1");
|
|
i = tor_addr_parse_PTR_name(&t1, "192.168.0.99", AF_UNSPEC, 0);
|
|
test_eq(0, i);
|
|
i = tor_addr_parse_PTR_name(&t1, "192.168.0.99", AF_UNSPEC, 1);
|
|
test_eq(1, i);
|
|
p1 = tor_addr_to_str(buf, &t1, sizeof(buf), 1);
|
|
test_streq(p1, "192.168.0.99");
|
|
memset(&t1, 0, sizeof(t1));
|
|
i = tor_addr_parse_PTR_name(&t1,
|
|
"0.1.2.3.4.5.6.7.8.9.a.b.c.d.e.f."
|
|
"f.e.e.b.1.e.b.e.e.f.f.e.e.e.d.9."
|
|
"ip6.ARPA",
|
|
AF_UNSPEC, 0);
|
|
test_eq(1, i);
|
|
p1 = tor_addr_to_str(buf, &t1, sizeof(buf), 1);
|
|
test_streq(p1, "[9dee:effe:ebe1:beef:fedc:ba98:7654:3210]");
|
|
/* Failing cases. */
|
|
i = tor_addr_parse_PTR_name(&t1,
|
|
"6.7.8.9.a.b.c.d.e.f."
|
|
"f.e.e.b.1.e.b.e.e.f.f.e.e.e.d.9."
|
|
"ip6.ARPA",
|
|
AF_UNSPEC, 0);
|
|
test_eq(i, -1);
|
|
i = tor_addr_parse_PTR_name(&t1,
|
|
"6.7.8.9.a.b.c.d.e.f.a.b.c.d.e.f.0."
|
|
"f.e.e.b.1.e.b.e.e.f.f.e.e.e.d.9."
|
|
"ip6.ARPA",
|
|
AF_UNSPEC, 0);
|
|
test_eq(i, -1);
|
|
i = tor_addr_parse_PTR_name(&t1,
|
|
"6.7.8.9.a.b.c.d.e.f.X.0.0.0.0.9."
|
|
"f.e.e.b.1.e.b.e.e.f.f.e.e.e.d.9."
|
|
"ip6.ARPA",
|
|
AF_UNSPEC, 0);
|
|
test_eq(i, -1);
|
|
i = tor_addr_parse_PTR_name(&t1, "32.1.1.in-addr.arpa",
|
|
AF_UNSPEC, 0);
|
|
test_eq(i, -1);
|
|
i = tor_addr_parse_PTR_name(&t1, ".in-addr.arpa",
|
|
AF_UNSPEC, 0);
|
|
test_eq(i, -1);
|
|
i = tor_addr_parse_PTR_name(&t1, "1.2.3.4.5.in-addr.arpa",
|
|
AF_UNSPEC, 0);
|
|
test_eq(i, -1);
|
|
i = tor_addr_parse_PTR_name(&t1, "1.2.3.4.5.in-addr.arpa",
|
|
AF_INET6, 0);
|
|
test_eq(i, -1);
|
|
i = tor_addr_parse_PTR_name(&t1,
|
|
"6.7.8.9.a.b.c.d.e.f.a.b.c.d.e.0."
|
|
"f.e.e.b.1.e.b.e.e.f.f.e.e.e.d.9."
|
|
"ip6.ARPA",
|
|
AF_INET, 0);
|
|
test_eq(i, -1);
|
|
|
|
/* === Test tor_addr_to_PTR_name */
|
|
|
|
/* Stage IPv4 addr */
|
|
memset(&sa_storage, 0, sizeof(sa_storage));
|
|
sin = (struct sockaddr_in *)&sa_storage;
|
|
sin->sin_family = AF_INET;
|
|
sin->sin_addr.s_addr = htonl(0x7f010203); /* 127.1.2.3 */
|
|
tor_addr_from_sockaddr(&t1, (struct sockaddr *)sin, NULL);
|
|
|
|
/* Check IPv4 PTR - too short buffer */
|
|
test_eq(tor_addr_to_PTR_name(rbuf, 1, &t1), -1);
|
|
test_eq(tor_addr_to_PTR_name(rbuf,
|
|
strlen("3.2.1.127.in-addr.arpa") - 1,
|
|
&t1), -1);
|
|
|
|
/* Check IPv4 PTR - valid addr */
|
|
test_eq(tor_addr_to_PTR_name(rbuf, sizeof(rbuf), &t1),
|
|
strlen("3.2.1.127.in-addr.arpa"));
|
|
test_streq(rbuf, "3.2.1.127.in-addr.arpa");
|
|
|
|
/* Invalid addr family */
|
|
t1.family = AF_UNSPEC;
|
|
test_eq(tor_addr_to_PTR_name(rbuf, sizeof(rbuf), &t1), -1);
|
|
|
|
/* Stage IPv6 addr */
|
|
memset(&sa_storage, 0, sizeof(sa_storage));
|
|
sin6 = (struct sockaddr_in6 *)&sa_storage;
|
|
sin6->sin6_family = AF_INET6;
|
|
sin6->sin6_addr.s6_addr[0] = 0x80; /* 8000::abcd */
|
|
sin6->sin6_addr.s6_addr[14] = 0xab;
|
|
sin6->sin6_addr.s6_addr[15] = 0xcd;
|
|
|
|
tor_addr_from_sockaddr(&t1, (struct sockaddr *)sin6, NULL);
|
|
|
|
{
|
|
const char* addr_PTR = "d.c.b.a.0.0.0.0.0.0.0.0.0.0.0.0."
|
|
"0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.ip6.arpa";
|
|
|
|
/* Check IPv6 PTR - too short buffer */
|
|
test_eq(tor_addr_to_PTR_name(rbuf, 0, &t1), -1);
|
|
test_eq(tor_addr_to_PTR_name(rbuf, strlen(addr_PTR) - 1, &t1), -1);
|
|
|
|
/* Check IPv6 PTR - valid addr */
|
|
test_eq(tor_addr_to_PTR_name(rbuf, sizeof(rbuf), &t1),
|
|
strlen(addr_PTR));
|
|
test_streq(rbuf, addr_PTR);
|
|
}
|
|
|
|
/* XXXX turn this into a separate function; it's not all IPv6. */
|
|
/* test tor_addr_parse_mask_ports */
|
|
test_addr_mask_ports_parse("[::f]/17:47-95", AF_INET6,
|
|
0, 0, 0, 0x0000000f, 17, 47, 95);
|
|
test_streq(p1, "::f");
|
|
//test_addr_parse("[::fefe:4.1.1.7/120]:999-1000");
|
|
//test_addr_parse_check("::fefe:401:107", 120, 999, 1000);
|
|
test_addr_mask_ports_parse("[::ffff:4.1.1.7]/120:443", AF_INET6,
|
|
0, 0, 0x0000ffff, 0x04010107, 120, 443, 443);
|
|
test_streq(p1, "::ffff:4.1.1.7");
|
|
test_addr_mask_ports_parse("[abcd:2::44a:0]:2-65000", AF_INET6,
|
|
0xabcd0002, 0, 0, 0x044a0000, 128, 2, 65000);
|
|
|
|
test_streq(p1, "abcd:2::44a:0");
|
|
/* Try some long addresses. */
|
|
r=tor_addr_parse_mask_ports("[ffff:1111:1111:1111:1111:1111:1111:1111]",
|
|
0, &t1, NULL, NULL, NULL);
|
|
test_assert(r == AF_INET6);
|
|
r=tor_addr_parse_mask_ports("[ffff:1111:1111:1111:1111:1111:1111:11111]",
|
|
0, &t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("[ffff:1111:1111:1111:1111:1111:1111:1111:1]",
|
|
0, &t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports(
|
|
"[ffff:1111:1111:1111:1111:1111:1111:ffff:"
|
|
"ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:"
|
|
"ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:"
|
|
"ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff]",
|
|
0, &t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
/* Try some failing cases. */
|
|
r=tor_addr_parse_mask_ports("[fefef::]/112", 0, &t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("[fefe::/112", 0, &t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("[fefe::", 0, &t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("[fefe::X]", 0, &t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("efef::/112", 0, &t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("[f:f:f:f:f:f:f:f::]",0,&t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("[::f:f:f:f:f:f:f:f]",0,&t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("[f:f:f:f:f:f:f:f:f]",0,&t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("[f:f:f:f:f::]/fred",0,&t1,&mask, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("[f:f:f:f:f::]/255.255.0.0",
|
|
0,&t1, NULL, NULL, NULL);
|
|
test_assert(r == -1);
|
|
/* This one will get rejected because it isn't a pure prefix. */
|
|
r=tor_addr_parse_mask_ports("1.1.2.3/255.255.64.0",0,&t1, &mask,NULL,NULL);
|
|
test_assert(r == -1);
|
|
/* Test for V4-mapped address with mask < 96. (arguably not valid) */
|
|
r=tor_addr_parse_mask_ports("[::ffff:1.1.2.2/33]",0,&t1, &mask, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("1.1.2.2/33",0,&t1, &mask, NULL, NULL);
|
|
test_assert(r == -1);
|
|
/* Try extended wildcard addresses with out TAPMP_EXTENDED_STAR*/
|
|
r=tor_addr_parse_mask_ports("*4",0,&t1, &mask, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("*6",0,&t1, &mask, NULL, NULL);
|
|
test_assert(r == -1);
|
|
#if 0
|
|
/* Try a mask with a wildcard. */
|
|
r=tor_addr_parse_mask_ports("*/16",0,&t1, &mask, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("*4/16",TAPMP_EXTENDED_STAR,
|
|
&t1, &mask, NULL, NULL);
|
|
test_assert(r == -1);
|
|
r=tor_addr_parse_mask_ports("*6/30",TAPMP_EXTENDED_STAR,
|
|
&t1, &mask, NULL, NULL);
|
|
test_assert(r == -1);
|
|
#endif
|
|
/* Basic mask tests*/
|
|
r=tor_addr_parse_mask_ports("1.1.2.2/31",0,&t1, &mask, NULL, NULL);
|
|
test_assert(r == AF_INET);
|
|
tt_int_op(mask,==,31);
|
|
tt_int_op(tor_addr_family(&t1),==,AF_INET);
|
|
tt_int_op(tor_addr_to_ipv4h(&t1),==,0x01010202);
|
|
r=tor_addr_parse_mask_ports("3.4.16.032:1-2",0,&t1, &mask, &port1, &port2);
|
|
test_assert(r == AF_INET);
|
|
tt_int_op(mask,==,32);
|
|
tt_int_op(tor_addr_family(&t1),==,AF_INET);
|
|
tt_int_op(tor_addr_to_ipv4h(&t1),==,0x03041020);
|
|
test_assert(port1 == 1);
|
|
test_assert(port2 == 2);
|
|
r=tor_addr_parse_mask_ports("1.1.2.3/255.255.128.0",0,&t1, &mask,NULL,NULL);
|
|
test_assert(r == AF_INET);
|
|
tt_int_op(mask,==,17);
|
|
tt_int_op(tor_addr_family(&t1),==,AF_INET);
|
|
tt_int_op(tor_addr_to_ipv4h(&t1),==,0x01010203);
|
|
r=tor_addr_parse_mask_ports("[efef::]/112",0,&t1, &mask, &port1, &port2);
|
|
test_assert(r == AF_INET6);
|
|
test_assert(port1 == 1);
|
|
test_assert(port2 == 65535);
|
|
/* Try regular wildcard behavior without TAPMP_EXTENDED_STAR */
|
|
r=tor_addr_parse_mask_ports("*:80-443",0,&t1,&mask,&port1,&port2);
|
|
tt_int_op(r,==,AF_INET); /* Old users of this always get inet */
|
|
tt_int_op(tor_addr_family(&t1),==,AF_INET);
|
|
tt_int_op(tor_addr_to_ipv4h(&t1),==,0);
|
|
tt_int_op(mask,==,0);
|
|
tt_int_op(port1,==,80);
|
|
tt_int_op(port2,==,443);
|
|
/* Now try wildcards *with* TAPMP_EXTENDED_STAR */
|
|
r=tor_addr_parse_mask_ports("*:8000-9000",TAPMP_EXTENDED_STAR,
|
|
&t1,&mask,&port1,&port2);
|
|
tt_int_op(r,==,AF_UNSPEC);
|
|
tt_int_op(tor_addr_family(&t1),==,AF_UNSPEC);
|
|
tt_int_op(mask,==,0);
|
|
tt_int_op(port1,==,8000);
|
|
tt_int_op(port2,==,9000);
|
|
r=tor_addr_parse_mask_ports("*4:6667",TAPMP_EXTENDED_STAR,
|
|
&t1,&mask,&port1,&port2);
|
|
tt_int_op(r,==,AF_INET);
|
|
tt_int_op(tor_addr_family(&t1),==,AF_INET);
|
|
tt_int_op(tor_addr_to_ipv4h(&t1),==,0);
|
|
tt_int_op(mask,==,0);
|
|
tt_int_op(port1,==,6667);
|
|
tt_int_op(port2,==,6667);
|
|
r=tor_addr_parse_mask_ports("*6",TAPMP_EXTENDED_STAR,
|
|
&t1,&mask,&port1,&port2);
|
|
tt_int_op(r,==,AF_INET6);
|
|
tt_int_op(tor_addr_family(&t1),==,AF_INET6);
|
|
tt_assert(tor_mem_is_zero((const char*)tor_addr_to_in6_addr32(&t1), 16));
|
|
tt_int_op(mask,==,0);
|
|
tt_int_op(port1,==,1);
|
|
tt_int_op(port2,==,65535);
|
|
|
|
/* make sure inet address lengths >= max */
|
|
test_assert(INET_NTOA_BUF_LEN >= sizeof("255.255.255.255"));
|
|
test_assert(TOR_ADDR_BUF_LEN >=
|
|
sizeof("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255"));
|
|
|
|
test_assert(sizeof(tor_addr_t) >= sizeof(struct in6_addr));
|
|
|
|
/* get interface addresses */
|
|
r = get_interface_address6(LOG_DEBUG, AF_INET, &t1);
|
|
i = get_interface_address6(LOG_DEBUG, AF_INET6, &t2);
|
|
|
|
TT_BLATHER(("v4 address: %s (family=%d)", fmt_addr(&t1),
|
|
tor_addr_family(&t1)));
|
|
TT_BLATHER(("v6 address: %s (family=%d)", fmt_addr(&t2),
|
|
tor_addr_family(&t2)));
|
|
|
|
done:
|
|
;
|
|
}
|
|
|
|
/** Test tor_addr_port_parse(). */
|
|
static void
|
|
test_addr_parse(void)
|
|
{
|
|
int r;
|
|
tor_addr_t addr;
|
|
char buf[TOR_ADDR_BUF_LEN];
|
|
uint16_t port = 0;
|
|
|
|
/* Correct call. */
|
|
r= tor_addr_port_parse(LOG_DEBUG,
|
|
"192.0.2.1:1234",
|
|
&addr, &port);
|
|
test_assert(r == 0);
|
|
tor_addr_to_str(buf, &addr, sizeof(buf), 0);
|
|
test_streq(buf, "192.0.2.1");
|
|
test_eq(port, 1234);
|
|
|
|
/* Domain name. */
|
|
r= tor_addr_port_parse(LOG_DEBUG,
|
|
"torproject.org:1234",
|
|
&addr, &port);
|
|
test_assert(r == -1);
|
|
|
|
/* Only IP. */
|
|
r= tor_addr_port_parse(LOG_DEBUG,
|
|
"192.0.2.2",
|
|
&addr, &port);
|
|
test_assert(r == -1);
|
|
|
|
/* Bad port. */
|
|
r= tor_addr_port_parse(LOG_DEBUG,
|
|
"192.0.2.2:66666",
|
|
&addr, &port);
|
|
test_assert(r == -1);
|
|
|
|
/* Only domain name */
|
|
r= tor_addr_port_parse(LOG_DEBUG,
|
|
"torproject.org",
|
|
&addr, &port);
|
|
test_assert(r == -1);
|
|
|
|
/* Bad IP address */
|
|
r= tor_addr_port_parse(LOG_DEBUG,
|
|
"192.0.2:1234",
|
|
&addr, &port);
|
|
test_assert(r == -1);
|
|
|
|
done:
|
|
;
|
|
}
|
|
|
|
static void
|
|
update_difference(int ipv6, uint8_t *d,
|
|
const tor_addr_t *a, const tor_addr_t *b)
|
|
{
|
|
const int n_bytes = ipv6 ? 16 : 4;
|
|
uint8_t a_tmp[4], b_tmp[4];
|
|
const uint8_t *ba, *bb;
|
|
int i;
|
|
|
|
if (ipv6) {
|
|
ba = tor_addr_to_in6_addr8(a);
|
|
bb = tor_addr_to_in6_addr8(b);
|
|
} else {
|
|
set_uint32(a_tmp, tor_addr_to_ipv4n(a));
|
|
set_uint32(b_tmp, tor_addr_to_ipv4n(b));
|
|
ba = a_tmp; bb = b_tmp;
|
|
}
|
|
|
|
for (i = 0; i < n_bytes; ++i) {
|
|
d[i] |= ba[i] ^ bb[i];
|
|
}
|
|
}
|
|
|
|
static void
|
|
test_virtaddrmap(void *data)
|
|
{
|
|
/* Let's start with a bunch of random addresses. */
|
|
int ipv6, bits, iter, b;
|
|
virtual_addr_conf_t cfg[2];
|
|
uint8_t bytes[16];
|
|
|
|
(void)data;
|
|
|
|
tor_addr_parse(&cfg[0].addr, "64.65.0.0");
|
|
tor_addr_parse(&cfg[1].addr, "3491:c0c0::");
|
|
|
|
for (ipv6 = 0; ipv6 <= 1; ++ipv6) {
|
|
for (bits = 0; bits < 18; ++bits) {
|
|
tor_addr_t last_a;
|
|
cfg[ipv6].bits = bits;
|
|
memset(bytes, 0, sizeof(bytes));
|
|
tor_addr_copy(&last_a, &cfg[ipv6].addr);
|
|
/* Generate 128 addresses with each addr/bits combination. */
|
|
for (iter = 0; iter < 128; ++iter) {
|
|
tor_addr_t a;
|
|
|
|
get_random_virtual_addr(&cfg[ipv6], &a);
|
|
//printf("%s\n", fmt_addr(&a));
|
|
/* Make sure that the first b bits match the configured network */
|
|
tt_int_op(0, ==, tor_addr_compare_masked(&a, &cfg[ipv6].addr,
|
|
bits, CMP_EXACT));
|
|
|
|
/* And track which bits have been different between pairs of
|
|
* addresses */
|
|
update_difference(ipv6, bytes, &last_a, &a);
|
|
}
|
|
|
|
/* Now make sure all but the first 'bits' bits of bytes are true */
|
|
for (b = bits+1; b < (ipv6?128:32); ++b) {
|
|
tt_assert(1 & (bytes[b/8] >> (7-(b&7))));
|
|
}
|
|
}
|
|
}
|
|
|
|
done:
|
|
;
|
|
}
|
|
|
|
static void
|
|
test_addr_is_loopback(void *data)
|
|
{
|
|
static const struct loopback_item {
|
|
const char *name;
|
|
int is_loopback;
|
|
} loopback_items[] = {
|
|
{ "::1", 1 },
|
|
{ "127.0.0.1", 1 },
|
|
{ "127.99.100.101", 1 },
|
|
{ "128.99.100.101", 0 },
|
|
{ "8.8.8.8", 0 },
|
|
{ "0.0.0.0", 0 },
|
|
{ "::2", 0 },
|
|
{ "::", 0 },
|
|
{ "::1.0.0.0", 0 },
|
|
{ NULL, 0 }
|
|
};
|
|
|
|
int i;
|
|
tor_addr_t addr;
|
|
(void)data;
|
|
|
|
for (i=0; loopback_items[i].name; ++i) {
|
|
tt_int_op(tor_addr_parse(&addr, loopback_items[i].name), >=, 0);
|
|
tt_int_op(tor_addr_is_loopback(&addr), ==, loopback_items[i].is_loopback);
|
|
}
|
|
|
|
tor_addr_make_unspec(&addr);
|
|
tt_int_op(tor_addr_is_loopback(&addr), ==, 0);
|
|
|
|
done:
|
|
;
|
|
}
|
|
|
|
#define ADDR_LEGACY(name) \
|
|
{ #name, legacy_test_helper, 0, &legacy_setup, test_addr_ ## name }
|
|
|
|
struct testcase_t addr_tests[] = {
|
|
ADDR_LEGACY(basic),
|
|
ADDR_LEGACY(ip6_helpers),
|
|
ADDR_LEGACY(parse),
|
|
{ "virtaddr", test_virtaddrmap, 0, NULL, NULL },
|
|
{ "is_loopback", test_addr_is_loopback, 0, NULL, NULL },
|
|
END_OF_TESTCASES
|
|
};
|
|
|