80 lines
1.7 KiB
C
80 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0
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// Copyright (c) 2020 Cloudflare
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#include "test_progs.h"
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#define TCP_REPAIR 19 /* TCP sock is under repair right now */
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#define TCP_REPAIR_ON 1
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#define TCP_REPAIR_OFF_NO_WP -1 /* Turn off without window probes */
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static int connected_socket_v4(void)
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{
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struct sockaddr_in addr = {
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.sin_family = AF_INET,
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.sin_port = htons(80),
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.sin_addr = { inet_addr("127.0.0.1") },
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};
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socklen_t len = sizeof(addr);
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int s, repair, err;
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s = socket(AF_INET, SOCK_STREAM, 0);
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if (CHECK_FAIL(s == -1))
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goto error;
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repair = TCP_REPAIR_ON;
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err = setsockopt(s, SOL_TCP, TCP_REPAIR, &repair, sizeof(repair));
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if (CHECK_FAIL(err))
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goto error;
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err = connect(s, (struct sockaddr *)&addr, len);
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if (CHECK_FAIL(err))
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goto error;
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repair = TCP_REPAIR_OFF_NO_WP;
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err = setsockopt(s, SOL_TCP, TCP_REPAIR, &repair, sizeof(repair));
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if (CHECK_FAIL(err))
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goto error;
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return s;
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error:
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perror(__func__);
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close(s);
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return -1;
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}
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/* Create a map, populate it with one socket, and free the map. */
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static void test_sockmap_create_update_free(enum bpf_map_type map_type)
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{
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const int zero = 0;
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int s, map, err;
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s = connected_socket_v4();
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if (CHECK_FAIL(s == -1))
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return;
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map = bpf_create_map(map_type, sizeof(int), sizeof(int), 1, 0);
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if (CHECK_FAIL(map == -1)) {
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perror("bpf_create_map");
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goto out;
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}
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err = bpf_map_update_elem(map, &zero, &s, BPF_NOEXIST);
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if (CHECK_FAIL(err)) {
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perror("bpf_map_update");
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goto out;
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}
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out:
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close(map);
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close(s);
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}
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void test_sockmap_basic(void)
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{
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if (test__start_subtest("sockmap create_update_free"))
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test_sockmap_create_update_free(BPF_MAP_TYPE_SOCKMAP);
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if (test__start_subtest("sockhash create_update_free"))
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test_sockmap_create_update_free(BPF_MAP_TYPE_SOCKHASH);
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}
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