diff options
author | Peter Oskolkov <posk@google.com> | 2018-12-19 21:20:09 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2018-12-20 03:41:43 +0300 |
commit | 3f2eadb10886340f4d67fe683c2e53b4df005461 (patch) | |
tree | 30dac41744461a8978d5b30aea8e13277cdde425 /tools/testing/selftests/net/reuseport_addr_any.c | |
parent | 9c7f37e5ca14f5b04894b1b699a9903885cdafa6 (diff) | |
download | linux-3f2eadb10886340f4d67fe683c2e53b4df005461.tar.xz |
selftests: net: refactor reuseport_addr_any test
This patch refactors reuseport_add_any selftest a bit:
- makes it more modular (eliminates several copy/pasted blocks);
- skips DCCP tests if DCCP is not supported
V2: added "Signed-off-by" tag.
Signed-off-by: Peter Oskolkov <posk@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/testing/selftests/net/reuseport_addr_any.c')
-rw-r--r-- | tools/testing/selftests/net/reuseport_addr_any.c | 121 |
1 files changed, 38 insertions, 83 deletions
diff --git a/tools/testing/selftests/net/reuseport_addr_any.c b/tools/testing/selftests/net/reuseport_addr_any.c index 4ac3e24b7cfc..6f54d425dba9 100644 --- a/tools/testing/selftests/net/reuseport_addr_any.c +++ b/tools/testing/selftests/net/reuseport_addr_any.c @@ -203,7 +203,9 @@ static void test(int *rcv_fds, int count, int family, int proto, int fd) close(epfd); } -int main(void) + +static void run_one_test(int fam_send, int fam_rcv, int proto, + const char *addr_str) { /* Below we test that a socket listening on a specific address * is always selected in preference over a socket listening @@ -214,95 +216,48 @@ int main(void) */ int rcv_fds[10], i; - fprintf(stderr, "---- UDP IPv4 ----\n"); - build_rcv_fd(AF_INET, SOCK_DGRAM, rcv_fds, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DGRAM, rcv_fds + 2, 2, NULL); - build_rcv_fd(AF_INET, SOCK_DGRAM, rcv_fds + 4, 1, IP4_ADDR); - build_rcv_fd(AF_INET, SOCK_DGRAM, rcv_fds + 5, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DGRAM, rcv_fds + 7, 2, NULL); - test(rcv_fds, 9, AF_INET, SOCK_DGRAM, rcv_fds[4]); - for (i = 0; i < 9; ++i) - close(rcv_fds[i]); - - fprintf(stderr, "---- UDP IPv6 ----\n"); - build_rcv_fd(AF_INET, SOCK_DGRAM, rcv_fds, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DGRAM, rcv_fds + 2, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DGRAM, rcv_fds + 4, 1, IP6_ADDR); - build_rcv_fd(AF_INET, SOCK_DGRAM, rcv_fds + 5, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DGRAM, rcv_fds + 7, 2, NULL); - test(rcv_fds, 9, AF_INET6, SOCK_DGRAM, rcv_fds[4]); - for (i = 0; i < 9; ++i) - close(rcv_fds[i]); - - fprintf(stderr, "---- UDP IPv4 mapped to IPv6 ----\n"); - build_rcv_fd(AF_INET, SOCK_DGRAM, rcv_fds, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DGRAM, rcv_fds + 2, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DGRAM, rcv_fds + 4, 1, IP4_MAPPED6); - build_rcv_fd(AF_INET, SOCK_DGRAM, rcv_fds + 5, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DGRAM, rcv_fds + 7, 2, NULL); - test(rcv_fds, 9, AF_INET, SOCK_DGRAM, rcv_fds[4]); - for (i = 0; i < 9; ++i) - close(rcv_fds[i]); - - fprintf(stderr, "---- TCP IPv4 ----\n"); - build_rcv_fd(AF_INET, SOCK_STREAM, rcv_fds, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_STREAM, rcv_fds + 2, 2, NULL); - build_rcv_fd(AF_INET, SOCK_STREAM, rcv_fds + 4, 1, IP4_ADDR); - build_rcv_fd(AF_INET, SOCK_STREAM, rcv_fds + 5, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_STREAM, rcv_fds + 7, 2, NULL); - test(rcv_fds, 9, AF_INET, SOCK_STREAM, rcv_fds[4]); + build_rcv_fd(AF_INET, proto, rcv_fds, 2, NULL); + build_rcv_fd(AF_INET6, proto, rcv_fds + 2, 2, NULL); + build_rcv_fd(fam_rcv, proto, rcv_fds + 4, 1, addr_str); + build_rcv_fd(AF_INET, proto, rcv_fds + 5, 2, NULL); + build_rcv_fd(AF_INET6, proto, rcv_fds + 7, 2, NULL); + test(rcv_fds, 9, fam_send, proto, rcv_fds[4]); for (i = 0; i < 9; ++i) close(rcv_fds[i]); + fprintf(stderr, "pass\n"); +} - fprintf(stderr, "---- TCP IPv6 ----\n"); - build_rcv_fd(AF_INET, SOCK_STREAM, rcv_fds, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_STREAM, rcv_fds + 2, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_STREAM, rcv_fds + 4, 1, IP6_ADDR); - build_rcv_fd(AF_INET, SOCK_STREAM, rcv_fds + 5, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_STREAM, rcv_fds + 7, 2, NULL); - test(rcv_fds, 9, AF_INET6, SOCK_STREAM, rcv_fds[4]); - for (i = 0; i < 9; ++i) - close(rcv_fds[i]); +static void test_proto(int proto, const char *proto_str) +{ + if (proto == SOCK_DCCP) { + int test_fd; + + test_fd = socket(AF_INET, proto, 0); + if (test_fd < 0) { + if (errno == ESOCKTNOSUPPORT) { + fprintf(stderr, "DCCP not supported: skipping DCCP tests\n"); + return; + } else + error(1, errno, "failed to create a DCCP socket"); + } + close(test_fd); + } - fprintf(stderr, "---- TCP IPv4 mapped to IPv6 ----\n"); - build_rcv_fd(AF_INET, SOCK_STREAM, rcv_fds, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_STREAM, rcv_fds + 2, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_STREAM, rcv_fds + 4, 1, IP4_MAPPED6); - build_rcv_fd(AF_INET, SOCK_STREAM, rcv_fds + 5, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_STREAM, rcv_fds + 7, 2, NULL); - test(rcv_fds, 9, AF_INET, SOCK_STREAM, rcv_fds[4]); - for (i = 0; i < 9; ++i) - close(rcv_fds[i]); + fprintf(stderr, "%s IPv4 ... ", proto_str); + run_one_test(AF_INET, AF_INET, proto, IP4_ADDR); - fprintf(stderr, "---- DCCP IPv4 ----\n"); - build_rcv_fd(AF_INET, SOCK_DCCP, rcv_fds, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DCCP, rcv_fds + 2, 2, NULL); - build_rcv_fd(AF_INET, SOCK_DCCP, rcv_fds + 4, 1, IP4_ADDR); - build_rcv_fd(AF_INET, SOCK_DCCP, rcv_fds + 5, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DCCP, rcv_fds + 7, 2, NULL); - test(rcv_fds, 9, AF_INET, SOCK_DCCP, rcv_fds[4]); - for (i = 0; i < 9; ++i) - close(rcv_fds[i]); + fprintf(stderr, "%s IPv6 ... ", proto_str); + run_one_test(AF_INET6, AF_INET6, proto, IP6_ADDR); - fprintf(stderr, "---- DCCP IPv6 ----\n"); - build_rcv_fd(AF_INET, SOCK_DCCP, rcv_fds, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DCCP, rcv_fds + 2, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DCCP, rcv_fds + 4, 1, IP6_ADDR); - build_rcv_fd(AF_INET, SOCK_DCCP, rcv_fds + 5, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DCCP, rcv_fds + 7, 2, NULL); - test(rcv_fds, 9, AF_INET6, SOCK_DCCP, rcv_fds[4]); - for (i = 0; i < 9; ++i) - close(rcv_fds[i]); + fprintf(stderr, "%s IPv4 mapped to IPv6 ... ", proto_str); + run_one_test(AF_INET, AF_INET6, proto, IP4_MAPPED6); +} - fprintf(stderr, "---- DCCP IPv4 mapped to IPv6 ----\n"); - build_rcv_fd(AF_INET, SOCK_DCCP, rcv_fds, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DCCP, rcv_fds + 2, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DCCP, rcv_fds + 4, 1, IP4_MAPPED6); - build_rcv_fd(AF_INET, SOCK_DCCP, rcv_fds + 5, 2, NULL); - build_rcv_fd(AF_INET6, SOCK_DCCP, rcv_fds + 7, 2, NULL); - test(rcv_fds, 9, AF_INET, SOCK_DCCP, rcv_fds[4]); - for (i = 0; i < 9; ++i) - close(rcv_fds[i]); +int main(void) +{ + test_proto(SOCK_DGRAM, "UDP"); + test_proto(SOCK_STREAM, "TCP"); + test_proto(SOCK_DCCP, "DCCP"); fprintf(stderr, "SUCCESS\n"); return 0; |