mirror of
https://gitlab.torproject.org/tpo/core/tor.git
synced 2024-09-21 13:34:59 +02:00
More unit tests for rewriting entry connection addresses
This commit is contained in:
Nick Mathewson
parent
2e1ed0815d
commit
05a80bb46c
@ -455,6 +455,8 @@ addressmap_rewrite_reverse(char *address, size_t maxlen, unsigned flags,
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return 0;
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else if (f == AF_INET6 && !(flags & AMR_FLAG_USE_IPV6_DNS))
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return 0;
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/* FFFF we should reverse-map virtual addresses even if we haven't
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* enabled DNS cacheing. */
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}
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tor_asprintf(&s, "REVERSE[%s]", address);
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@ -975,6 +977,8 @@ addressmap_register_virtual_address(int type, char *new_address)
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strmap_set(virtaddress_reversemap, new_address, vent);
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addressmap_register(*addrp, new_address, 2, ADDRMAPSRC_AUTOMAP, 0, 0);
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/* FFFF register corresponding reverse mapping. */
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#if 0
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{
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/* Try to catch possible bugs */
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@ -11,6 +11,7 @@
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#include "addressmap.h"
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#include "config.h"
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#include "confparse.h"
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#include "connection.h"
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#include "connection_edge.h"
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@ -162,12 +163,13 @@ test_entryconn_rewrite_automap_ipv4(void *arg)
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static void
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test_entryconn_rewrite_automap_ipv6(void *arg)
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{
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entry_connection_t *ec = arg;
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(void)arg;
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entry_connection_t *ec =NULL;
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entry_connection_t *ec2=NULL, *ec3=NULL;
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rewrite_result_t rr;
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char *msg = NULL;
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connection_free_(ENTRY_TO_CONN(ec));
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ec2 = entry_connection_new(CONN_TYPE_AP, AF_INET6);
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ec = entry_connection_new(CONN_TYPE_AP, AF_INET6);
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ec2 = entry_connection_new(CONN_TYPE_AP, AF_INET6);
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ec3 = entry_connection_new(CONN_TYPE_AP, AF_INET6);
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@ -190,8 +192,7 @@ test_entryconn_rewrite_automap_ipv6(void *arg)
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tt_str_op(rr.orig_address, OP_EQ, "www.mit.edu");
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tt_str_op(ec->original_dest_address, OP_EQ, "www.mit.edu");
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printf("<%s>\n", ec->socks_request->address);
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/* XXXX Should this [ be here? */
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/* Yes, this [ should be here. */
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tt_assert(!strcmpstart(ec->socks_request->address,"[fe80:"));
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/* Connect to it and make sure we get the original address back. */
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@ -228,29 +229,425 @@ test_entryconn_rewrite_automap_ipv6(void *arg)
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ec->socks_request->address);
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done:
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connection_free_(ENTRY_TO_CONN(ec));
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connection_free_(ENTRY_TO_CONN(ec2));
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connection_free_(ENTRY_TO_CONN(ec3));
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}
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#if 0
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/* FFFF not actually supported. */
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/* automap on resolve, reverse lookup. */
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static void
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test_entryconn_rewrite_automap_reverse(void *arg)
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{
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entry_connection_t *ec = arg;
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entry_connection_t *ec2=NULL;
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rewrite_result_t rr;
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char *msg = NULL;
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ec2 = entry_connection_new(CONN_TYPE_AP, AF_INET);
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get_options_mutable()->AutomapHostsOnResolve = 1;
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get_options_mutable()->AutomapHostsSuffixes = smartlist_new();
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get_options_mutable()->SafeLogging_ = SAFELOG_SCRUB_NONE;
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smartlist_add(get_options_mutable()->AutomapHostsSuffixes,
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tor_strdup(".bloom"));
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parse_virtual_addr_network("127.80.0.0/16", AF_INET, 0, &msg);
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/* Automap this on resolve. */
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strlcpy(ec->socks_request->address, "www.poldy.BLOOM",
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sizeof(ec->socks_request->address));
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ec->socks_request->command = SOCKS_COMMAND_RESOLVE;
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connection_ap_handshake_rewrite(ec, &rr);
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tt_int_op(rr.automap, OP_EQ, 1);
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tt_int_op(rr.should_close, OP_EQ, 0);
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tt_int_op(rr.end_reason, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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tt_str_op(rr.orig_address, OP_EQ, "www.poldy.bloom");
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tt_str_op(ec->original_dest_address, OP_EQ, "www.poldy.bloom");
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tt_assert(!strcmpstart(ec->socks_request->address,"127.80."));
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strlcpy(ec2->socks_request->address, ec->socks_request->address,
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sizeof(ec2->socks_request->address));
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ec2->use_cached_ipv4_answers = 1; // XXXX REMOVE. This is only there to hide a bug.
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ec2->socks_request->command = SOCKS_COMMAND_RESOLVE_PTR;
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connection_ap_handshake_rewrite(ec2, &rr);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_int_op(rr.should_close, OP_EQ, 1);
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tt_int_op(rr.end_reason, OP_EQ,
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END_STREAM_REASON_DONE|END_STREAM_REASON_FLAG_ALREADY_SOCKS_REPLIED);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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done:
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connection_free_(ENTRY_TO_CONN(ec2));
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}
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#endif
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/* Rewrite because of cached DNS entry. */
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static void
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test_entryconn_rewrite_cached_dns_ipv4(void *arg)
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{
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entry_connection_t *ec = arg;
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rewrite_result_t rr;
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time_t expires = time(NULL) + 3600;
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entry_connection_t *ec2=NULL;
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/* Rewrite because of AddrmapRewrite option */
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ec2 = entry_connection_new(CONN_TYPE_AP, AF_INET);
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/* Rewrite because of control port */
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addressmap_register("www.friendly.example.com",
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tor_strdup("240.240.241.241"),
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expires,
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ADDRMAPSRC_DNS,
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0, 0);
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/* Rewrite into .exit because of virtual address mapping */
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strlcpy(ec->socks_request->address, "www.friendly.example.com",
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sizeof(ec->socks_request->address));
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strlcpy(ec2->socks_request->address, "www.friendly.example.com",
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sizeof(ec2->socks_request->address));
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/* Rewrite into .exit because of mapaddress */
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ec->socks_request->command = SOCKS_COMMAND_CONNECT;
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ec2->socks_request->command = SOCKS_COMMAND_CONNECT;
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ec2->use_cached_ipv4_answers = 1; /* only ec2 gets this flag */
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connection_ap_handshake_rewrite(ec, &rr);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_int_op(rr.should_close, OP_EQ, 0);
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tt_int_op(rr.end_reason, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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tt_str_op(rr.orig_address, OP_EQ, "www.friendly.example.com");
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tt_str_op(ec->socks_request->address, OP_EQ, "www.friendly.example.com");
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connection_ap_handshake_rewrite(ec2, &rr);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_int_op(rr.should_close, OP_EQ, 0);
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tt_int_op(rr.end_reason, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, expires);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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tt_str_op(rr.orig_address, OP_EQ, "www.friendly.example.com");
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tt_str_op(ec2->socks_request->address, OP_EQ, "240.240.241.241");
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done:
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connection_free_(ENTRY_TO_CONN(ec2));
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}
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/* Rewrite because of cached DNS entry. */
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static void
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test_entryconn_rewrite_cached_dns_ipv6(void *arg)
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{
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entry_connection_t *ec = NULL;
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rewrite_result_t rr;
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time_t expires = time(NULL) + 3600;
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entry_connection_t *ec2=NULL;
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(void)arg;
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ec = entry_connection_new(CONN_TYPE_AP, AF_INET6);
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ec2 = entry_connection_new(CONN_TYPE_AP, AF_INET6);
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addressmap_register("www.friendly.example.com",
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tor_strdup("[::f00f]"),
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expires,
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ADDRMAPSRC_DNS,
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0, 0);
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strlcpy(ec->socks_request->address, "www.friendly.example.com",
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sizeof(ec->socks_request->address));
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strlcpy(ec2->socks_request->address, "www.friendly.example.com",
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sizeof(ec2->socks_request->address));
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ec->socks_request->command = SOCKS_COMMAND_CONNECT;
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ec2->socks_request->command = SOCKS_COMMAND_CONNECT;
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ec2->use_cached_ipv6_answers = 1; /* only ec2 gets this flag */
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connection_ap_handshake_rewrite(ec, &rr);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_int_op(rr.should_close, OP_EQ, 0);
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tt_int_op(rr.end_reason, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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tt_str_op(rr.orig_address, OP_EQ, "www.friendly.example.com");
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tt_str_op(ec->socks_request->address, OP_EQ, "www.friendly.example.com");
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connection_ap_handshake_rewrite(ec2, &rr);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_int_op(rr.should_close, OP_EQ, 0);
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tt_int_op(rr.end_reason, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, expires);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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tt_str_op(rr.orig_address, OP_EQ, "www.friendly.example.com");
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tt_str_op(ec2->socks_request->address, OP_EQ, "[::f00f]");
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done:
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connection_free_(ENTRY_TO_CONN(ec));
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connection_free_(ENTRY_TO_CONN(ec2));
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}
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/* Fail to connect to unmapped address in virtual range. */
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static void
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test_entryconn_rewrite_unmapped_virtual(void *arg)
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{
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entry_connection_t *ec = arg;
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rewrite_result_t rr;
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entry_connection_t *ec2 = NULL;
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char *msg = NULL;
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/* Rewrite plus automap */
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ec2 = entry_connection_new(CONN_TYPE_AP, AF_INET6);
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/* Map foo.onion to longthing.onion */
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parse_virtual_addr_network("18.202.0.0/16", AF_INET, 0, &msg);
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parse_virtual_addr_network("[ABCD::]/16", AF_INET6, 0, &msg);
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strlcpy(ec->socks_request->address, "18.202.5.5",
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sizeof(ec->socks_request->address));
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ec->socks_request->command = SOCKS_COMMAND_CONNECT;
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connection_ap_handshake_rewrite(ec, &rr);
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tt_int_op(rr.should_close, OP_EQ, 1);
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tt_int_op(rr.end_reason, OP_EQ, END_STREAM_REASON_INTERNAL);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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strlcpy(ec2->socks_request->address, "[ABCD:9::5314:9543]",
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sizeof(ec2->socks_request->address));
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ec2->socks_request->command = SOCKS_COMMAND_CONNECT;
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connection_ap_handshake_rewrite(ec2, &rr);
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tt_int_op(rr.should_close, OP_EQ, 1);
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tt_int_op(rr.end_reason, OP_EQ, END_STREAM_REASON_INTERNAL);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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done:
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connection_free_(ENTRY_TO_CONN(ec2));
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}
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/* Rewrite because of mapaddress option */
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static void
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test_entryconn_rewrite_mapaddress(void *arg)
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{
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entry_connection_t *ec = arg;
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rewrite_result_t rr;
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config_line_append(&get_options_mutable()->AddressMap,
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"MapAddress", "meta metaobjects.example");
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config_register_addressmaps(get_options());
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strlcpy(ec->socks_request->address, "meta",
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sizeof(ec->socks_request->address));
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ec->socks_request->command = SOCKS_COMMAND_CONNECT;
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connection_ap_handshake_rewrite(ec, &rr);
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tt_int_op(rr.should_close, OP_EQ, 0);
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tt_int_op(rr.end_reason, OP_EQ, 0);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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tt_str_op(ec->socks_request->address, OP_EQ, "metaobjects.example");
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done:
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;
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}
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/* Reject reverse lookups of internal address. */
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static void
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test_entryconn_rewrite_reject_internal_reverse(void *arg)
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{
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entry_connection_t *ec = arg;
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rewrite_result_t rr;
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strlcpy(ec->socks_request->address, "10.0.0.1",
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sizeof(ec->socks_request->address));
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ec->socks_request->command = SOCKS_COMMAND_RESOLVE_PTR;
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connection_ap_handshake_rewrite(ec, &rr);
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tt_int_op(rr.should_close, OP_EQ, 1);
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tt_int_op(rr.end_reason, OP_EQ, END_STREAM_REASON_SOCKSPROTOCOL |
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END_STREAM_REASON_FLAG_ALREADY_SOCKS_REPLIED);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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done:
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;
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}
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/* Rewrite into .exit because of virtual address mapping */
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static void
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test_entryconn_rewrite_automap_exit(void *arg)
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{
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entry_connection_t *ec = arg;
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entry_connection_t *ec2=NULL;
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rewrite_result_t rr;
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char *msg = NULL;
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ec2 = entry_connection_new(CONN_TYPE_AP, AF_INET);
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get_options_mutable()->AutomapHostsOnResolve = 1;
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get_options_mutable()->AutomapHostsSuffixes = smartlist_new();
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get_options_mutable()->AllowDotExit = 1;
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smartlist_add(get_options_mutable()->AutomapHostsSuffixes,
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tor_strdup(".EXIT"));
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parse_virtual_addr_network("127.1.0.0/16", AF_INET, 0, &msg);
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/* Automap this on resolve. */
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strlcpy(ec->socks_request->address, "website.example.exit",
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sizeof(ec->socks_request->address));
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ec->socks_request->command = SOCKS_COMMAND_RESOLVE;
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connection_ap_handshake_rewrite(ec, &rr);
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tt_int_op(rr.automap, OP_EQ, 1);
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tt_int_op(rr.should_close, OP_EQ, 0);
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tt_int_op(rr.end_reason, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
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tt_str_op(rr.orig_address, OP_EQ, "website.example.exit");
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tt_str_op(ec->original_dest_address, OP_EQ, "website.example.exit");
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tt_assert(!strcmpstart(ec->socks_request->address,"127.1."));
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/* Connect to it and make sure we get the original address back. */
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strlcpy(ec2->socks_request->address, ec->socks_request->address,
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sizeof(ec2->socks_request->address));
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ec2->socks_request->command = SOCKS_COMMAND_CONNECT;
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connection_ap_handshake_rewrite(ec2, &rr);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_int_op(rr.should_close, OP_EQ, 0);
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tt_int_op(rr.end_reason, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
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tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_AUTOMAP);
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tt_str_op(rr.orig_address, OP_EQ, ec->socks_request->address);
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tt_str_op(ec2->original_dest_address, OP_EQ, ec->socks_request->address);
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tt_str_op(ec2->socks_request->address, OP_EQ, "website.example.exit");
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done:
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connection_free_(ENTRY_TO_CONN(ec2));
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}
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/* Rewrite into .exit because of mapaddress */
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static void
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test_entryconn_rewrite_mapaddress_exit(void *arg)
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{
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entry_connection_t *ec = arg;
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rewrite_result_t rr;
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config_line_append(&get_options_mutable()->AddressMap,
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"MapAddress", "*.example.com *.example.com.abc.exit");
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config_register_addressmaps(get_options());
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/* Automap this on resolve. */
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strlcpy(ec->socks_request->address, "abc.example.com",
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sizeof(ec->socks_request->address));
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ec->socks_request->command = SOCKS_COMMAND_CONNECT;
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connection_ap_handshake_rewrite(ec, &rr);
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tt_int_op(rr.automap, OP_EQ, 0);
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tt_int_op(rr.should_close, OP_EQ, 0);
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tt_int_op(rr.end_reason, OP_EQ, 0);
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tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
|
||||
tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_TORRC);
|
||||
tt_str_op(rr.orig_address, OP_EQ, "abc.example.com");
|
||||
tt_str_op(ec->socks_request->address, OP_EQ, "abc.example.com.abc.exit");
|
||||
done:
|
||||
;
|
||||
}
|
||||
|
||||
/* Map foo.onion to longthing.onion, and also automap. */
|
||||
static void
|
||||
test_entryconn_rewrite_mapaddress_automap_onion(void *arg)
|
||||
{
|
||||
entry_connection_t *ec = arg;
|
||||
entry_connection_t *ec2 = NULL;
|
||||
entry_connection_t *ec3 = NULL;
|
||||
entry_connection_t *ec4 = NULL;
|
||||
rewrite_result_t rr;
|
||||
char *msg = NULL;
|
||||
|
||||
ec2 = entry_connection_new(CONN_TYPE_AP, AF_INET);
|
||||
ec3 = entry_connection_new(CONN_TYPE_AP, AF_INET);
|
||||
ec4 = entry_connection_new(CONN_TYPE_AP, AF_INET);
|
||||
|
||||
get_options_mutable()->AutomapHostsOnResolve = 1;
|
||||
get_options_mutable()->AutomapHostsSuffixes = smartlist_new();
|
||||
get_options_mutable()->AllowDotExit = 1;
|
||||
smartlist_add(get_options_mutable()->AutomapHostsSuffixes,
|
||||
tor_strdup(".onion"));
|
||||
parse_virtual_addr_network("192.168.0.0/16", AF_INET, 0, &msg);
|
||||
config_line_append(&get_options_mutable()->AddressMap,
|
||||
"MapAddress", "foo.onion abcdefghijklmnop.onion");
|
||||
config_register_addressmaps(get_options());
|
||||
|
||||
/* Connect to foo.onion. */
|
||||
strlcpy(ec->socks_request->address, "foo.onion",
|
||||
sizeof(ec->socks_request->address));
|
||||
ec->socks_request->command = SOCKS_COMMAND_CONNECT;
|
||||
connection_ap_handshake_rewrite(ec, &rr);
|
||||
|
||||
tt_int_op(rr.automap, OP_EQ, 0);
|
||||
tt_int_op(rr.should_close, OP_EQ, 0);
|
||||
tt_int_op(rr.end_reason, OP_EQ, 0);
|
||||
tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
|
||||
tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
|
||||
tt_str_op(rr.orig_address, OP_EQ, "foo.onion");
|
||||
tt_str_op(ec->socks_request->address, OP_EQ, "abcdefghijklmnop.onion");
|
||||
|
||||
/* Okay, resolve foo.onion */
|
||||
strlcpy(ec2->socks_request->address, "foo.onion",
|
||||
sizeof(ec2->socks_request->address));
|
||||
ec2->socks_request->command = SOCKS_COMMAND_RESOLVE;
|
||||
connection_ap_handshake_rewrite(ec2, &rr);
|
||||
|
||||
tt_int_op(rr.automap, OP_EQ, 1);
|
||||
tt_int_op(rr.should_close, OP_EQ, 0);
|
||||
tt_int_op(rr.end_reason, OP_EQ, 0);
|
||||
tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
|
||||
tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
|
||||
tt_str_op(rr.orig_address, OP_EQ, "foo.onion");
|
||||
tt_assert(!strcmpstart(ec2->socks_request->address, "192.168."));
|
||||
|
||||
/* Now connect */
|
||||
strlcpy(ec3->socks_request->address, ec2->socks_request->address,
|
||||
sizeof(ec3->socks_request->address));
|
||||
ec3->socks_request->command = SOCKS_COMMAND_CONNECT;
|
||||
connection_ap_handshake_rewrite(ec3, &rr);
|
||||
tt_int_op(rr.automap, OP_EQ, 0);
|
||||
tt_int_op(rr.should_close, OP_EQ, 0);
|
||||
tt_int_op(rr.end_reason, OP_EQ, 0);
|
||||
tt_assert(!strcmpstart(ec3->socks_request->address, "abcdefghijklmnop.onion"));
|
||||
|
||||
/* Now resolve abcefghijklmnop.onion. */
|
||||
strlcpy(ec4->socks_request->address, "abcdefghijklmnop.onion",
|
||||
sizeof(ec4->socks_request->address));
|
||||
ec4->socks_request->command = SOCKS_COMMAND_RESOLVE;
|
||||
connection_ap_handshake_rewrite(ec4, &rr);
|
||||
|
||||
tt_int_op(rr.automap, OP_EQ, 1);
|
||||
tt_int_op(rr.should_close, OP_EQ, 0);
|
||||
tt_int_op(rr.end_reason, OP_EQ, 0);
|
||||
tt_i64_op(rr.map_expires, OP_EQ, TIME_MAX);
|
||||
tt_int_op(rr.exit_source, OP_EQ, ADDRMAPSRC_NONE);
|
||||
tt_str_op(rr.orig_address, OP_EQ, "abcdefghijklmnop.onion");
|
||||
tt_assert(!strcmpstart(ec4->socks_request->address, "192.168."));
|
||||
/* XXXX doesn't work
|
||||
tt_str_op(ec4->socks_request->address, OP_EQ, ec2->socks_request->address);
|
||||
*/
|
||||
|
||||
done:
|
||||
connection_free_(ENTRY_TO_CONN(ec2));
|
||||
connection_free_(ENTRY_TO_CONN(ec3));
|
||||
connection_free_(ENTRY_TO_CONN(ec4));
|
||||
|
||||
}
|
||||
|
||||
#define REWRITE(name) \
|
||||
{ #name, test_entryconn_##name, TT_FORK, &test_rewrite_setup, NULL }
|
||||
@ -260,6 +657,15 @@ struct testcase_t entryconn_tests[] = {
|
||||
REWRITE(rewrite_bad_dotexit),
|
||||
REWRITE(rewrite_automap_ipv4),
|
||||
REWRITE(rewrite_automap_ipv6),
|
||||
// REWRITE(rewrite_automap_reverse),
|
||||
REWRITE(rewrite_cached_dns_ipv4),
|
||||
REWRITE(rewrite_cached_dns_ipv6),
|
||||
REWRITE(rewrite_unmapped_virtual),
|
||||
REWRITE(rewrite_mapaddress),
|
||||
REWRITE(rewrite_reject_internal_reverse),
|
||||
REWRITE(rewrite_automap_exit),
|
||||
REWRITE(rewrite_mapaddress_exit),
|
||||
REWRITE(rewrite_mapaddress_automap_onion),
|
||||
END_OF_TESTCASES
|
||||
};
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user