/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2019 Alexander V. Chernikov * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _NET_ROUTING_RTSOCK_CONFIG_H_ #define _NET_ROUTING_RTSOCK_CONFIG_H_ #include "params.h" struct rtsock_config_options { int num_interfaces; /* number of interfaces to create */ }; struct rtsock_test_config { int ifindex; char net4_str[INET_ADDRSTRLEN]; char addr4_str[INET_ADDRSTRLEN]; char net6_str[INET6_ADDRSTRLEN]; char addr6_str[INET6_ADDRSTRLEN]; struct sockaddr_in net4; struct sockaddr_in mask4; struct sockaddr_in addr4; struct sockaddr_in6 net6; struct sockaddr_in6 mask6; struct sockaddr_in6 addr6; int plen4; int plen6; char *remote_lladdr; char *ifname; char **ifnames; bool autocreated_interface; int rtsock_fd; int num_interfaces; }; struct rtsock_test_config * config_setup(const atf_tc_t *tc, struct rtsock_config_options *co) { struct rtsock_config_options default_co; struct rtsock_test_config *c; char buf[64], *s; const char *key; int mask; if (co == NULL) { bzero(&default_co, sizeof(default_co)); co = &default_co; co->num_interfaces = 1; } c = calloc(1, sizeof(struct rtsock_test_config)); c->rtsock_fd = -1; key = atf_tc_get_config_var_wd(tc, "rtsock.v4prefix", "192.0.2.0/24"); strlcpy(buf, key, sizeof(buf)); if ((s = strchr(buf, '/')) == NULL) return (NULL); *s++ = '\0'; mask = strtol(s, NULL, 10); if (mask < 0 || mask > 32) return (NULL); c->plen4 = mask; inet_pton(AF_INET, buf, &c->net4.sin_addr); c->net4.sin_len = sizeof(struct sockaddr_in); c->net4.sin_family = AF_INET; c->addr4.sin_len = sizeof(struct sockaddr_in); c->addr4.sin_family = AF_INET; sa_fill_mask4(&c->mask4, c->plen4); /* Fill in interface IPv4 address. Assume the first address in net */ c->addr4.sin_addr.s_addr = htonl(ntohl(c->net4.sin_addr.s_addr) + 1); inet_ntop(AF_INET, &c->net4.sin_addr, c->net4_str, INET_ADDRSTRLEN); inet_ntop(AF_INET, &c->addr4.sin_addr, c->addr4_str, INET_ADDRSTRLEN); key = atf_tc_get_config_var_wd(tc, "rtsock.v6prefix", "2001:DB8::/32"); strlcpy(buf, key, sizeof(buf)); if ((s = strchr(buf, '/')) == NULL) return (NULL); *s++ = '\0'; mask = strtol(s, NULL, 10); if (mask < 0 || mask > 128) return (NULL); c->plen6 = mask; inet_pton(AF_INET6, buf, &c->net6.sin6_addr); c->net6.sin6_len = sizeof(struct sockaddr_in6); c->net6.sin6_family = AF_INET6; c->addr6.sin6_len = sizeof(struct sockaddr_in6); c->addr6.sin6_family = AF_INET6; sa_fill_mask6(&c->mask6, c->plen6); /* Fill in interface IPv6 address. Assume the first address in net */ memcpy(&c->addr6.sin6_addr, &c->net6.sin6_addr, sizeof(struct in6_addr)); #define _s6_addr32 __u6_addr.__u6_addr32 c->addr6.sin6_addr._s6_addr32[3] = htonl(ntohl(c->net6.sin6_addr._s6_addr32[3]) + 1); #undef _s6_addr32 inet_ntop(AF_INET6, &c->net6.sin6_addr, c->net6_str, INET6_ADDRSTRLEN); inet_ntop(AF_INET6, &c->addr6.sin6_addr, c->addr6_str, INET6_ADDRSTRLEN); if (co->num_interfaces > 0) { kldload("if_epair"); ATF_REQUIRE_KERNEL_MODULE("if_epair"); c->ifnames = calloc(co->num_interfaces, sizeof(char *)); for (int i = 0; i < co->num_interfaces; i++) c->ifnames[i] = iface_create("epair"); c->ifname = c->ifnames[0]; c->ifindex = if_nametoindex(c->ifname); ATF_REQUIRE_MSG(c->ifindex != 0, "interface %s not found", c->ifname); } c->num_interfaces = co->num_interfaces; c->remote_lladdr = strdup(atf_tc_get_config_var_wd(tc, "rtsock.remote_lladdr", "00:00:5E:00:53:42")); return (c); } void config_generic_cleanup(const atf_tc_t *tc) { const char *srcdir = atf_tc_get_config_var(tc, "srcdir"); char cmd[512]; int ret; /* XXX: sleep 100ms to avoid epair qflush panic */ usleep(1000 * 100); snprintf(cmd, sizeof(cmd), "%s/generic_cleanup.sh", srcdir); ret = system(cmd); if (ret != 0) RLOG("'%s' failed, error %d", cmd, ret); } void config_describe_root_test(atf_tc_t *tc, char *test_descr) { atf_tc_set_md_var(tc, "descr", test_descr); // Adding/deleting prefix requires root privileges atf_tc_set_md_var(tc, "require.user", "root"); } #endif