Date: Wed, 10 Jan 2024 00:58:25 GMT From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 8338ea1d3cc7 - main - tests/netlink: add minimal test for a group writer Message-ID: <202401100058.40A0wPUS087535@gitrepo.freebsd.org>
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The branch main has been updated by glebius: URL: https://cgit.FreeBSD.org/src/commit/?id=8338ea1d3cc705f08674285a884d3aa485bf6290 commit 8338ea1d3cc705f08674285a884d3aa485bf6290 Author: Gleb Smirnoff <glebius@FreeBSD.org> AuthorDate: 2024-01-10 00:56:51 +0000 Commit: Gleb Smirnoff <glebius@FreeBSD.org> CommitDate: 2024-01-10 00:56:51 +0000 tests/netlink: add minimal test for a group writer Subscribe a socket for RTNLGRP_IPV4_ROUTE announcements, add & delete a route and check that announcements came in. --- tests/sys/netlink/netlink_socket.c | 49 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) diff --git a/tests/sys/netlink/netlink_socket.c b/tests/sys/netlink/netlink_socket.c index 51a3824a31f2..3015a585199b 100644 --- a/tests/sys/netlink/netlink_socket.c +++ b/tests/sys/netlink/netlink_socket.c @@ -39,6 +39,9 @@ #include <netlink/netlink.h> #include <netlink/netlink_route.h> +#include <netinet/in.h> +#include <arpa/inet.h> + #include <atf-c.h> static struct itimerval itv = { @@ -253,6 +256,51 @@ ATF_TC_BODY(sizes, tc) cmsg_check(&msg); } +/* + * Check that NETLINK_ADD_MEMBERSHIP subscribes us. Add & delete a temporary + * route and check if announcements came in. + */ +ATF_TC_WITHOUT_HEAD(membership); +ATF_TC_BODY(membership, tc) +{ + struct { + struct nlmsghdr hdr; + struct rtmsg rtm; + struct nlattr rta_dst; + struct in_addr dst; + struct nlattr rta_oif; + uint32_t oif; + } msg = { + .hdr.nlmsg_type = RTM_NEWROUTE, + .hdr.nlmsg_flags = NLM_F_REQUEST | NLM_F_CREATE | NLM_F_EXCL, + .hdr.nlmsg_len = sizeof(msg), + .rtm.rtm_family = AF_INET, + .rtm.rtm_protocol = RTPROT_STATIC, + .rtm.rtm_type = RTN_UNICAST, + .rtm.rtm_dst_len = 32, + .rta_dst.nla_type = RTA_DST, + .rta_dst.nla_len = sizeof(struct in_addr) + + sizeof(struct nlattr), + .dst.s_addr = inet_addr("127.0.0.127"), + .rta_oif.nla_type = RTA_OIF, + .rta_oif.nla_len = sizeof(uint32_t) + sizeof(struct nlattr), + .oif = 1, + }; + int fd; + + ATF_REQUIRE((fd = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE)) != -1); + ATF_REQUIRE(setsockopt(fd, SOL_NETLINK, NETLINK_ADD_MEMBERSHIP, + &(int){RTNLGRP_IPV4_ROUTE}, sizeof(int)) == 0); + ATF_REQUIRE(send(fd, &msg, sizeof(msg), 0) == sizeof(msg)); + msg.hdr.nlmsg_type = RTM_DELROUTE; + msg.hdr.nlmsg_len -= sizeof(struct nlattr) + sizeof(uint32_t); + ATF_REQUIRE(send(fd, &msg, msg.hdr.nlmsg_len, 0) == msg.hdr.nlmsg_len); + ATF_REQUIRE(recv(fd, &msg, sizeof(msg), 0) == sizeof(msg)); + ATF_REQUIRE(msg.hdr.nlmsg_type == RTM_NEWROUTE); + ATF_REQUIRE(recv(fd, &msg, sizeof(msg), 0) == sizeof(msg)); + ATF_REQUIRE(msg.hdr.nlmsg_type == RTM_DELROUTE); +} + ATF_TP_ADD_TCS(tp) { if (modfind("netlink") == -1) @@ -261,6 +309,7 @@ ATF_TP_ADD_TCS(tp) ATF_TP_ADD_TC(tp, overflow); ATF_TP_ADD_TC(tp, peek); ATF_TP_ADD_TC(tp, sizes); + ATF_TP_ADD_TC(tp, membership); return (atf_no_error()); }
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