spegling av
https://github.com/rspamd/rspamd.git
synced 2024-08-18 14:10:22 +02:00
183 rader
6.2 KiB
C
183 rader
6.2 KiB
C
/*-
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* Copyright 2016 Vsevolod Stakhov
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "config.h"
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#include "rspamd.h"
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#include "ottery.h"
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#include <math.h>
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const char *test_upstream_list = "microsoft.com:443:1,google.com:80:2,kernel.org:443:3";
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const char *new_upstream_list = "freebsd.org:80";
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char test_key[32];
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static void
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rspamd_upstream_test_method (struct upstream_list *ls,
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enum rspamd_upstream_rotation rot, const gchar *expected)
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{
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struct upstream *up;
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if (rot != RSPAMD_UPSTREAM_HASHED) {
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up = rspamd_upstream_get (ls, rot, NULL, 0);
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g_assert (up != NULL);
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g_assert (strcmp (rspamd_upstream_name (up), expected) == 0);
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}
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else {
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up = rspamd_upstream_get (ls, RSPAMD_UPSTREAM_HASHED, test_key,
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sizeof (test_key));
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g_assert (up != NULL);
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g_assert (strcmp (rspamd_upstream_name (up), expected) == 0);
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}
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}
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static void
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rspamd_upstream_timeout_handler (int fd, short what, void *arg)
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{
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struct rspamd_dns_resolver *resolver = (struct rspamd_dns_resolver *)arg;
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rdns_resolver_release (resolver->r);
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}
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void
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rspamd_upstream_test_func (void)
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{
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struct upstream_list *ls, *nls;
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struct upstream *up, *upn;
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struct event_base *ev_base = event_init ();
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struct rspamd_dns_resolver *resolver;
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struct rspamd_config *cfg;
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gint i, success = 0;
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const gint assumptions = 100500;
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gdouble p;
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struct event ev;
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struct timeval tv;
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rspamd_inet_addr_t *addr, *next_addr, *paddr;
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cfg = rspamd_config_new (RSPAMD_CONFIG_INIT_SKIP_LUA);
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cfg->dns_retransmits = 2;
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cfg->dns_timeout = 0.5;
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cfg->upstream_max_errors = 1;
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cfg->upstream_revive_time = 0.5;
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cfg->upstream_error_time = 2;
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resolver = dns_resolver_init (NULL, ev_base, cfg);
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rspamd_upstreams_library_config (cfg, cfg->ups_ctx, ev_base, resolver->r);
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/*
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* Test v4/v6 priorities
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*/
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nls = rspamd_upstreams_create (cfg->ups_ctx);
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g_assert (rspamd_upstreams_add_upstream (nls, "127.0.0.1", 0,
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RSPAMD_UPSTREAM_PARSE_DEFAULT,
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NULL));
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up = rspamd_upstream_get (nls, RSPAMD_UPSTREAM_RANDOM, NULL, 0);
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rspamd_parse_inet_address (&paddr, "127.0.0.2", 0);
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g_assert (rspamd_upstream_add_addr (up, paddr));
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rspamd_parse_inet_address (&paddr, "::1", 0);
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g_assert (rspamd_upstream_add_addr (up, paddr));
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/* Rewind to start */
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addr = rspamd_upstream_addr (up);
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addr = rspamd_upstream_addr (up);
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/* cur should be zero here */
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addr = rspamd_upstream_addr (up);
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next_addr = rspamd_upstream_addr (up);
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g_assert (rspamd_inet_address_get_af (addr) == AF_INET);
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g_assert (rspamd_inet_address_get_af (next_addr) == AF_INET);
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next_addr = rspamd_upstream_addr (up);
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g_assert (rspamd_inet_address_get_af (next_addr) == AF_INET6);
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next_addr = rspamd_upstream_addr (up);
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g_assert (rspamd_inet_address_get_af (next_addr) == AF_INET);
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next_addr = rspamd_upstream_addr (up);
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g_assert (rspamd_inet_address_get_af (next_addr) == AF_INET);
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next_addr = rspamd_upstream_addr (up);
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g_assert (rspamd_inet_address_get_af (next_addr) == AF_INET6);
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/* Test errors with IPv6 */
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rspamd_upstream_fail (up, TRUE);
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/* Now we should have merely IPv4 addresses in rotation */
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addr = rspamd_upstream_addr (up);
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for (i = 0; i < 256; i++) {
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next_addr = rspamd_upstream_addr (up);
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g_assert (rspamd_inet_address_get_af (addr) == AF_INET);
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g_assert (rspamd_inet_address_get_af (next_addr) == AF_INET);
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g_assert (rspamd_inet_address_compare (addr, next_addr) != 0);
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addr = next_addr;
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}
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rspamd_upstreams_destroy (nls);
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ls = rspamd_upstreams_create (cfg->ups_ctx);
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g_assert (rspamd_upstreams_parse_line (ls, test_upstream_list, 443, NULL));
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g_assert (rspamd_upstreams_count (ls) == 3);
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/* Test master-slave rotation */
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rspamd_upstream_test_method (ls, RSPAMD_UPSTREAM_MASTER_SLAVE, "kernel.org");
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rspamd_upstream_test_method (ls, RSPAMD_UPSTREAM_MASTER_SLAVE, "kernel.org");
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/* Test round-robin rotation */
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rspamd_upstream_test_method (ls, RSPAMD_UPSTREAM_ROUND_ROBIN, "kernel.org");
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rspamd_upstream_test_method (ls, RSPAMD_UPSTREAM_ROUND_ROBIN, "kernel.org");
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rspamd_upstream_test_method (ls, RSPAMD_UPSTREAM_ROUND_ROBIN, "google.com");
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rspamd_upstream_test_method (ls, RSPAMD_UPSTREAM_ROUND_ROBIN, "kernel.org");
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rspamd_upstream_test_method (ls, RSPAMD_UPSTREAM_ROUND_ROBIN, "google.com");
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rspamd_upstream_test_method (ls, RSPAMD_UPSTREAM_ROUND_ROBIN, "microsoft.com");
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/* Test stable hashing */
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nls = rspamd_upstreams_create (cfg->ups_ctx);
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g_assert (rspamd_upstreams_parse_line (nls, test_upstream_list, 443, NULL));
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g_assert (rspamd_upstreams_parse_line (nls, new_upstream_list, 443, NULL));
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for (i = 0; i < assumptions; i ++) {
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ottery_rand_bytes (test_key, sizeof (test_key));
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up = rspamd_upstream_get (ls, RSPAMD_UPSTREAM_HASHED, test_key,
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sizeof (test_key));
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upn = rspamd_upstream_get (nls, RSPAMD_UPSTREAM_HASHED, test_key,
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sizeof (test_key));
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if (strcmp (rspamd_upstream_name (up), rspamd_upstream_name (upn)) == 0) {
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success ++;
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}
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}
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p = 1.0 - fabs (3.0 / 4.0 - (gdouble)success / (gdouble)assumptions);
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/*
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* P value is calculated as following:
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* when we add/remove M upstreams from the list, the probability of hash
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* miss should be close to the relation N / (N + M), where N is the size of
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* the previous upstreams list.
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*/
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msg_debug ("p value for hash consistency: %.6f", p);
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g_assert (p > 0.9);
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rspamd_upstreams_destroy (nls);
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/* Upstream fail test */
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evtimer_set (&ev, rspamd_upstream_timeout_handler, resolver);
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event_base_set (ev_base, &ev);
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up = rspamd_upstream_get (ls, RSPAMD_UPSTREAM_MASTER_SLAVE, NULL, 0);
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for (i = 0; i < 100; i ++) {
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rspamd_upstream_fail (up, TRUE);
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}
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g_assert (rspamd_upstreams_alive (ls) == 2);
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tv.tv_sec = 2;
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tv.tv_usec = 0;
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event_add (&ev, &tv);
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event_base_loop (ev_base, 0);
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g_assert (rspamd_upstreams_alive (ls) == 3);
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rspamd_upstreams_destroy (ls);
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REF_RELEASE (cfg);
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}
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