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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 02:57:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 02:57:58 +0000 |
commit | be1c7e50e1e8809ea56f2c9d472eccd8ffd73a97 (patch) | |
tree | 9754ff1ca740f6346cf8483ec915d4054bc5da2d /web/server/h2o/libh2o/t/00unit/lib/common/socket.c | |
parent | Initial commit. (diff) | |
download | netdata-upstream.tar.xz netdata-upstream.zip |
Adding upstream version 1.44.3.upstream/1.44.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | web/server/h2o/libh2o/t/00unit/lib/common/socket.c | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/t/00unit/lib/common/socket.c b/web/server/h2o/libh2o/t/00unit/lib/common/socket.c new file mode 100644 index 00000000..89aae515 --- /dev/null +++ b/web/server/h2o/libh2o/t/00unit/lib/common/socket.c @@ -0,0 +1,171 @@ +/* + * Copyright (c) 2015 DeNA Co., Ltd. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ +#include <stdlib.h> +#include "../../test.h" +#include "../../../../lib/common/socket.c" + +static void test_on_alpn_select(void) +{ + static const h2o_iovec_t protocols[] = {{H2O_STRLIT("h2")}, {H2O_STRLIT("h2-16")}, {H2O_STRLIT("h2-14")}, {NULL}}; + const unsigned char *out; + unsigned char outlen; + int ret; + + ret = on_alpn_select(NULL, &out, &outlen, (const unsigned char *)H2O_STRLIT("\3foo"), (void *)protocols); + ok(ret == SSL_TLSEXT_ERR_NOACK); + + ret = on_alpn_select(NULL, &out, &outlen, (const unsigned char *)H2O_STRLIT("\2h2"), (void *)protocols); + ok(ret == SSL_TLSEXT_ERR_OK); + ok(h2o_memis(out, outlen, H2O_STRLIT("h2"))); + + ret = on_alpn_select(NULL, &out, &outlen, (const unsigned char *)H2O_STRLIT("\5h2-14\5h2-16\2h2"), (void *)protocols); + ok(ret == SSL_TLSEXT_ERR_OK); + ok(h2o_memis(out, outlen, H2O_STRLIT("h2"))); + + ret = on_alpn_select(NULL, &out, &outlen, (const unsigned char *)H2O_STRLIT("\5h2-14\5h2-16"), (void *)protocols); + ok(ret == SSL_TLSEXT_ERR_OK); + ok(h2o_memis(out, outlen, H2O_STRLIT("h2-16"))); +} + +static void test_sliding_counter(void) +{ + h2o_sliding_counter_t counter = {0}; + size_t i; + + h2o_sliding_counter_start(&counter, 100); + h2o_sliding_counter_stop(&counter, 80 + 100); + ok(counter.average == 10); + + for (i = 0; i != 7; ++i) { + h2o_sliding_counter_start(&counter, 1); + h2o_sliding_counter_stop(&counter, 81); + } + ok(counter.average == 80); + + h2o_sliding_counter_start(&counter, 1000); + h2o_sliding_counter_stop(&counter, 1000 + 1000 * 8 - 80 * 7); + ok(counter.average == 1000); + + for (i = 0; i != 8; ++i) { + h2o_sliding_counter_start(&counter, 1); + h2o_sliding_counter_stop(&counter, 11); + } + ok(counter.average == 10); +} + +static struct { + struct { + int ret; + } fetch_tcp_info; + struct { + int ret; + unsigned cur; + size_t call_cnt; + } minimize_notsent_lowat; + struct { + unsigned long ret; + } get_cipher; +} cb_ret_vars; + +static int test_adjust_notsent_lowat(h2o_socket_t *sock, unsigned notsent_lowat) +{ + cb_ret_vars.minimize_notsent_lowat.cur = notsent_lowat; + ++cb_ret_vars.minimize_notsent_lowat.call_cnt; + return cb_ret_vars.minimize_notsent_lowat.ret; +} + +static void test_prepare_for_latency_optimization(void) +{ + struct st_h2o_socket_ssl_t sock_ssl = {NULL, NULL, NULL, 5 + 8 + 16 /* GCM overhead */}; + h2o_socket_t sock = {NULL, &sock_ssl}; + h2o_socket_latency_optimization_conditions_t cond = {UINT_MAX, 10, 65535}; + + /* option disabled, or if rtt is too small */ + memset(&sock._latency_optimization, 0, sizeof(sock._latency_optimization)); + memset(&cb_ret_vars, 0, sizeof(cb_ret_vars)); + cb_ret_vars.fetch_tcp_info.ret = 0; + cb_ret_vars.get_cipher.ret = TLS1_CK_RSA_WITH_AES_128_GCM_SHA256; + prepare_for_latency_optimized_write(&sock, &cond, 50000 /* rtt */, 1400 /* mss */, 10 /* cwnd_size */, 6 /* cwnd_avail */, 4, + test_adjust_notsent_lowat); + ok(sock._latency_optimization.state == H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_DISABLED); + ok(sock._latency_optimization.suggested_tls_payload_size == 16384); + ok(sock._latency_optimization.suggested_write_size == SIZE_MAX); + ok(cb_ret_vars.minimize_notsent_lowat.call_cnt == 0); + + /* trigger optimiziation */ + memset(&sock._latency_optimization, 0, sizeof(sock._latency_optimization)); + cond.min_rtt = 25; /* 25 ms */ + prepare_for_latency_optimized_write(&sock, &cond, 50000 /* rtt */, 1400 /* mss */, 10 /* cwnd_size */, 6 /* cwnd_avail */, 4, + test_adjust_notsent_lowat); + ok(sock._latency_optimization.state == H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_DETERMINED); + ok(sock._latency_optimization.suggested_tls_payload_size == 1400 - (5 + 8 + 16)); + ok(sock._latency_optimization.suggested_write_size == (1400 - (5 + 8 + 16)) * (10 - 5 + 1)); + ok(cb_ret_vars.minimize_notsent_lowat.call_cnt == 1); + ok(cb_ret_vars.minimize_notsent_lowat.cur == 1); + + /* recalculate with an updated cwnd,unacked */ + sock._latency_optimization.state = H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_NEEDS_UPDATE; + prepare_for_latency_optimized_write(&sock, &cond, 50000 /* rtt */, 1400 /* mss */, 14 /* cwnd_size */, 12 /* cwnd_avail */, 4, + test_adjust_notsent_lowat); + ok(sock._latency_optimization.state == H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_DETERMINED); + ok(sock._latency_optimization.suggested_tls_payload_size == 1400 - (5 + 8 + 16)); + ok(sock._latency_optimization.suggested_write_size == (1400 - (5 + 8 + 16)) * (14 - 3 + 1)); + ok(cb_ret_vars.minimize_notsent_lowat.call_cnt == 1); + ok(cb_ret_vars.minimize_notsent_lowat.cur == 1); + + /* switches to B/W optimization when CWND becomes greater */ + sock._latency_optimization.state = H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_NEEDS_UPDATE; + prepare_for_latency_optimized_write(&sock, &cond, 50000 /* rtt */, 1400 /* mss */, (65535 / 1400) + 1 /* cwnd_size */, + (65535 / 1400) + 1 /* cwnd_avail */, 4, test_adjust_notsent_lowat); + ok(sock._latency_optimization.state == H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_DETERMINED); + ok(sock._latency_optimization.suggested_tls_payload_size == 16384); + ok(sock._latency_optimization.suggested_write_size == SIZE_MAX); + ok(cb_ret_vars.minimize_notsent_lowat.call_cnt == 2); + ok(cb_ret_vars.minimize_notsent_lowat.cur == 0); + + /* switches back to latency optimization when CWND becomes small */ + sock._latency_optimization.state = H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_NEEDS_UPDATE; + prepare_for_latency_optimized_write(&sock, &cond, 50000 /* rtt */, 1400 /* mss */, 8 /* cwnd_size */, 6 /* cwnd_avail */, 4, + test_adjust_notsent_lowat); + ok(sock._latency_optimization.state == H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_DETERMINED); + ok(sock._latency_optimization.suggested_tls_payload_size == 1400 - (5 + 8 + 16)); + ok(sock._latency_optimization.suggested_write_size == (1400 - (5 + 8 + 16)) * (8 - 3 + 1)); + ok(cb_ret_vars.minimize_notsent_lowat.call_cnt == 3); + ok(cb_ret_vars.minimize_notsent_lowat.cur == 1); + + /* switches back to B/W optimization when loop time becomes greater than threshold */ + sock._latency_optimization.state = H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_NEEDS_UPDATE; + prepare_for_latency_optimized_write(&sock, &cond, 50000 /* rtt */, 1400 /* mss */, 8 /* cwnd_size */, 6 /* cwnd_avail */, 6, + test_adjust_notsent_lowat); + ok(sock._latency_optimization.state == H2O_SOCKET_LATENCY_OPTIMIZATION_STATE_DISABLED); + ok(sock._latency_optimization.suggested_tls_payload_size == 16384); + ok(sock._latency_optimization.suggested_write_size == SIZE_MAX); + ok(cb_ret_vars.minimize_notsent_lowat.call_cnt == 4); + ok(cb_ret_vars.minimize_notsent_lowat.cur == 0); +} + +void test_lib__common__socket_c(void) +{ + subtest("on_alpn_select", test_on_alpn_select); + subtest("sliding_counter", test_sliding_counter); + subtest("prepare_for_latency_optimization", test_prepare_for_latency_optimization); +} |