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/*
* Copyright (C) 2020-2026 Red Hat, Inc. All rights reserved.
*
* Authors: Fabio M. Di Nitto <fabbione@kronosnet.org>
*
* This software licensed under GPL-2.0+
*/
#include "config.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <inttypes.h>
#include "libknet.h"
#include "compress.h"
#include "internals.h"
#include "netutils.h"
#include "test-common.h"
#undef TESTNODES
#define TESTNODES 2
static void test(const char *model)
{
knet_handle_t knet_h[TESTNODES + 1];
int logfds[2];
struct knet_handle_crypto_cfg knet_handle_crypto_cfg;
int i,x;
int seconds = 10;
int res;
if (is_memcheck() || is_helgrind()) {
printf("Test suite is running under valgrind, adjusting wait_for_host timeout\n");
seconds = seconds * 16;
}
setup_logpipes(logfds);
knet_handle_start_nodes(knet_h, TESTNODES, logfds, KNET_LOG_DEBUG);
flush_logs(logfds[0], stdout);
/*
* config1: aes128/sha256 key1 is all 0s (2000 bytes)
*/
memset(&knet_handle_crypto_cfg, 0, sizeof(struct knet_handle_crypto_cfg));
strncpy(knet_handle_crypto_cfg.crypto_model, model, sizeof(knet_handle_crypto_cfg.crypto_model) - 1);
strncpy(knet_handle_crypto_cfg.crypto_cipher_type, "aes128", sizeof(knet_handle_crypto_cfg.crypto_cipher_type) - 1);
strncpy(knet_handle_crypto_cfg.crypto_hash_type, "sha256", sizeof(knet_handle_crypto_cfg.crypto_hash_type) - 1);
memset(knet_handle_crypto_cfg.private_key, 0, KNET_MAX_KEY_LEN);
knet_handle_crypto_cfg.private_key_len = 2000;
for (i = 1; i <= TESTNODES; i++) {
FAIL_ON_ERR(knet_handle_crypto_set_config(knet_h[i], &knet_handle_crypto_cfg, 1));
FAIL_ON_ERR(knet_handle_crypto_use_config(knet_h[i], 1));
FAIL_ON_ERR(knet_handle_crypto_rx_clear_traffic(knet_h[i], KNET_CRYPTO_RX_DISALLOW_CLEAR_TRAFFIC));
}
flush_logs(logfds[0], stdout);
knet_handle_join_nodes(knet_h, TESTNODES, 1, AF_INET, KNET_TRANSPORT_UDP);
flush_logs(logfds[0], stdout);
/*
* config2: aes256/sha512 key1 is all 1s (KNET_MAX_KEY_LEN bytes)
*/
memset(&knet_handle_crypto_cfg, 0, sizeof(struct knet_handle_crypto_cfg));
strncpy(knet_handle_crypto_cfg.crypto_model, model, sizeof(knet_handle_crypto_cfg.crypto_model) - 1);
strncpy(knet_handle_crypto_cfg.crypto_cipher_type, "aes256", sizeof(knet_handle_crypto_cfg.crypto_cipher_type) - 1);
strncpy(knet_handle_crypto_cfg.crypto_hash_type, "sha512", sizeof(knet_handle_crypto_cfg.crypto_hash_type) - 1);
memset(knet_handle_crypto_cfg.private_key, 1, KNET_MAX_KEY_LEN);
knet_handle_crypto_cfg.private_key_len = KNET_MAX_KEY_LEN;
for (i = 1; i <= TESTNODES; i++) {
if (knet_handle_crypto_set_config(knet_h[i], &knet_handle_crypto_cfg, 2) < 0) {
printf("knet_handle_crypto_set_config (2) failed with correct config: %s\n", strerror(errno));
clean_exit(knet_h, TESTNODES, logfds, FAIL);
}
}
flush_logs(logfds[0], stdout);
printf("Testing crypto config switch from 1 to 2\n");
for (i = 1; i <= TESTNODES; i++) {
if (knet_handle_crypto_use_config(knet_h[i], 2) < 0) {
printf("knet_handle_crypto_use_config (2) failed with correct config: %s\n", strerror(errno));
clean_exit(knet_h, TESTNODES, logfds, FAIL);
}
for (x = 1; x <= TESTNODES; x++) {
wait_for_nodes_state(knet_h[x], TESTNODES, 1, 600, knet_h[1]->logfd, stdout);
}
}
flush_logs(logfds[0], stdout);
printf("Testing crypto config switch from 2 to 1\n");
for (i = 1; i <= TESTNODES; i++) {
FAIL_ON_ERR(knet_handle_crypto_use_config(knet_h[i], 1));
wait_for_nodes_state(knet_h[i], TESTNODES, 1, 600, knet_h[1]->logfd, stdout);
}
printf("Testing disable crypto config and allow clear traffic\n");
memset(&knet_handle_crypto_cfg, 0, sizeof(struct knet_handle_crypto_cfg));
strncpy(knet_handle_crypto_cfg.crypto_model, "none", sizeof(knet_handle_crypto_cfg.crypto_model) - 1);
strncpy(knet_handle_crypto_cfg.crypto_cipher_type, "none", sizeof(knet_handle_crypto_cfg.crypto_cipher_type) - 1);
strncpy(knet_handle_crypto_cfg.crypto_hash_type, "none", sizeof(knet_handle_crypto_cfg.crypto_hash_type) - 1);
memset(knet_handle_crypto_cfg.private_key, 0, KNET_MAX_KEY_LEN);
knet_handle_crypto_cfg.private_key_len = KNET_MAX_KEY_LEN;
for (i = 1; i <= TESTNODES; i++) {
/*
* config2 is no longer in use
*/
FAIL_ON_ERR(knet_handle_crypto_set_config(knet_h[i], &knet_handle_crypto_cfg, 2));
/*
* allow clear traffic on RX on all nodes, before we change config to clear traffic
*/
FAIL_ON_ERR(knet_handle_crypto_rx_clear_traffic(knet_h[i], KNET_CRYPTO_RX_ALLOW_CLEAR_TRAFFIC));
}
for (i = 1; i <= TESTNODES; i++) {
/*
* switch to clear traffic on RX on all nodes
*/
FAIL_ON_ERR(knet_handle_crypto_use_config(knet_h[i], 0));
}
for (i = 1; i <= TESTNODES; i++) {
/*
* config1 is no longer in use
*/
FAIL_ON_ERR(knet_handle_crypto_set_config(knet_h[i], &knet_handle_crypto_cfg, 1));
}
for (i = 1; i <= TESTNODES; i++) {
for (x = 0; x < seconds; x++){
flush_logs(logfds[0], stdout);
sleep(1);
}
for (x = 1; x <= TESTNODES; x++) {
wait_for_nodes_state(knet_h[x], TESTNODES, 1, 600, knet_h[1]->logfd, stdout);
}
}
flush_logs(logfds[0], stdout);
close_logpipes(logfds);
knet_handle_stop_everything(knet_h, TESTNODES);
}
int main(int argc, char *argv[])
{
struct knet_crypto_info crypto_list[16];
size_t crypto_list_entries;
size_t i;
memset(crypto_list, 0, sizeof(crypto_list));
if (knet_get_crypto_list(crypto_list, &crypto_list_entries) < 0) {
printf("knet_get_crypto_list failed: %s\n", strerror(errno));
return FAIL;
}
if (crypto_list_entries == 0) {
printf("no crypto modules detected. Skipping\n");
return SKIP;
}
for (i=0; i < crypto_list_entries; i++) {
test(crypto_list[i].name);
}
return PASS;
}
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