X-Git-Url: https://git.saurik.com/apple/network_cmds.git/blobdiff_plain/342c141ecf761e55ea0f23a89d835a8544df5f2e..fa34b6f5f32f696bb2fe92a877dfaec960fcd850:/netstat.tproj/inet6.c diff --git a/netstat.tproj/inet6.c b/netstat.tproj/inet6.c index e148393..a741196 100644 --- a/netstat.tproj/inet6.c +++ b/netstat.tproj/inet6.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2008-2013 Apple Inc. All rights reserved. + * Copyright (c) 2008-2015 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * @@ -72,6 +72,7 @@ #include #include #include +#include #include #include #include @@ -355,6 +356,27 @@ static char *ip6nh[] = { "#255", }; + +static const char *srcrulenames[IP6S_SRCRULE_COUNT] = { + "default", // IP6S_SRCRULE_0 + "prefer same address", // IP6S_SRCRULE_1 + "prefer appropriate scope", // IP6S_SRCRULE_2 + "avoid deprecated addresses", // IP6S_SRCRULE_3 + "prefer home addresses", // IP6S_SRCRULE_4 + "prefer outgoing interface", // IP6S_SRCRULE_5 + "prefer addresses in a prefix advertised by the next-hop", + // IP6S_SRCRULE_5_5 + "prefer matching label", // IP6S_SRCRULE_6 + "prefer temporary addresses", // IP6S_SRCRULE_7 + "prefer addresses on alive interfaces", // IP6S_SRCRULE_7x + "use longest matching prefix", // IP6S_SRCRULE_8 + NULL, + NULL, + NULL, + NULL, + NULL +}; + /* * Dump IP6 statistics structure. */ @@ -366,6 +388,20 @@ ip6_stats(uint32_t off __unused, char *name, int af __unused) int first, i; int mib[4]; size_t len; + static net_perf_t pout_net_perf, pin_net_perf; + net_perf_t out_net_perf, in_net_perf; + size_t out_net_perf_len = sizeof (out_net_perf); + size_t in_net_perf_len = sizeof (in_net_perf); + + if (sysctlbyname("net.inet6.ip6.output_perf_data", &out_net_perf, &out_net_perf_len, 0, 0) < 0) { + perror("sysctl: net.inet6.ip6.output_perf_data"); + return; + } + + if (sysctlbyname("net.inet6.ip6.input_perf_data", &in_net_perf, &in_net_perf_len, 0, 0) < 0) { + perror("sysctl: net.inet6.ip6.input_perf_data"); + return; + } mib[0] = CTL_NET; mib[1] = PF_INET6; @@ -414,6 +450,31 @@ ip6_stats(uint32_t off __unused, char *name, int af __unused) p1a(ip6s_forward_cachemiss, "\t\t%llu forward cache miss\n"); p(ip6s_pktdropcntrl, "\t\t%llu packet%s dropped due to no bufs for control data\n"); + +#define INPERFDIFF(f) (in_net_perf.f - pin_net_perf.f) + if (INPERFDIFF(np_total_pkts) > 0 && in_net_perf.np_total_usecs > 0) { + printf("\tInput Performance Stats:\n"); + printf("\t\t%llu total packets measured\n", INPERFDIFF(np_total_pkts)); + printf("\t\t%llu total usec elapsed\n", INPERFDIFF(np_total_usecs)); + printf("\t\t%f usec per packet\n", + (double)in_net_perf.np_total_usecs/(double)in_net_perf.np_total_pkts); + printf("\t\tPerformance Histogram:\n"); + printf("\t\t\t x <= %u: %llu\n", in_net_perf.np_hist_bars[0], + INPERFDIFF(np_hist1)); + printf("\t\t\t %u < x <= %u: %llu\n", + in_net_perf.np_hist_bars[0], in_net_perf.np_hist_bars[1], + INPERFDIFF(np_hist2)); + printf("\t\t\t %u < x <= %u: %llu\n", + in_net_perf.np_hist_bars[1], in_net_perf.np_hist_bars[2], + INPERFDIFF(np_hist3)); + printf("\t\t\t %u < x <= %u: %llu\n", + in_net_perf.np_hist_bars[2], in_net_perf.np_hist_bars[3], + INPERFDIFF(np_hist4)); + printf("\t\t\t %u < x: %llu\n", + in_net_perf.np_hist_bars[3], INPERFDIFF(np_hist5)); + } +#undef INPERFDIFF + p(ip6s_localout, "\t%llu packet%s sent from this host\n"); p(ip6s_rawout, "\t\t%llu packet%s sent with fabricated ip header\n"); p(ip6s_odropped, @@ -423,6 +484,31 @@ ip6_stats(uint32_t off __unused, char *name, int af __unused) p(ip6s_ofragments, "\t\t%llu fragment%s created\n"); p(ip6s_cantfrag, "\t\t%llu datagram%s that can't be fragmented\n"); p(ip6s_badscope, "\t\t%llu packet%s that violated scope rules\n"); + +#define OUTPERFDIFF(f) (out_net_perf.f - pout_net_perf.f) + if (OUTPERFDIFF(np_total_pkts) > 0 && out_net_perf.np_total_usecs > 0) { + printf("\tOutput Performance Stats:\n"); + printf("\t\t%llu total packets measured\n", OUTPERFDIFF(np_total_pkts)); + printf("\t\t%llu total usec elapsed\n", OUTPERFDIFF(np_total_usecs)); + printf("\t\t%f usec per packet\n", + (double)out_net_perf.np_total_usecs/(double)out_net_perf.np_total_pkts); + printf("\t\tHistogram:\n"); + printf("\t\t\t x <= %u: %llu\n", out_net_perf.np_hist_bars[0], + OUTPERFDIFF(np_hist1)); + printf("\t\t\t %u < x <= %u: %llu\n", + out_net_perf.np_hist_bars[0], out_net_perf.np_hist_bars[1], + OUTPERFDIFF(np_hist2)); + printf("\t\t\t %u < x <= %u: %llu\n", + out_net_perf.np_hist_bars[1], out_net_perf.np_hist_bars[2], + OUTPERFDIFF(np_hist3)); + printf("\t\t\t %u < x <= %u: %llu\n", + out_net_perf.np_hist_bars[2], out_net_perf.np_hist_bars[3], + OUTPERFDIFF(np_hist4)); + printf("\t\t\t %u < x: %llu\n", + out_net_perf.np_hist_bars[3], OUTPERFDIFF(np_hist5)); + } +#undef OUTPERFDIFF + for (first = 1, i = 0; i < 256; i++) if (IP6DIFF(ip6s_nxthist[i]) != 0) { if (first) { @@ -474,8 +560,8 @@ ip6_stats(uint32_t off __unused, char *name, int af __unused) p(ip6s_sources_none, "\t\t%llu failure%s of source address selection\n"); - for (first = 1, i = 0; i < 16; i++) { - if (IP6DIFF(ip6s_sources_sameif[i])) { + for (first = 1, i = 0; i < SCOPE6_ID_MAX; i++) { + if (IP6DIFF(ip6s_sources_sameif[i]) || 1) { if (first) { printf("\t\tsource addresses on an outgoing I/F\n"); first = 0; @@ -483,8 +569,8 @@ ip6_stats(uint32_t off __unused, char *name, int af __unused) PRINT_SCOPESTAT(ip6s_sources_sameif[i], i); } } - for (first = 1, i = 0; i < 16; i++) { - if (IP6DIFF(ip6s_sources_otherif[i])) { + for (first = 1, i = 0; i < SCOPE6_ID_MAX; i++) { + if (IP6DIFF(ip6s_sources_otherif[i]) || 1) { if (first) { printf("\t\tsource addresses on a non-outgoing I/F\n"); first = 0; @@ -492,8 +578,8 @@ ip6_stats(uint32_t off __unused, char *name, int af __unused) PRINT_SCOPESTAT(ip6s_sources_otherif[i], i); } } - for (first = 1, i = 0; i < 16; i++) { - if (IP6DIFF(ip6s_sources_samescope[i])) { + for (first = 1, i = 0; i < SCOPE6_ID_MAX; i++) { + if (IP6DIFF(ip6s_sources_samescope[i]) || 1) { if (first) { printf("\t\tsource addresses of same scope\n"); first = 0; @@ -501,8 +587,8 @@ ip6_stats(uint32_t off __unused, char *name, int af __unused) PRINT_SCOPESTAT(ip6s_sources_samescope[i], i); } } - for (first = 1, i = 0; i < 16; i++) { - if (IP6DIFF(ip6s_sources_otherscope[i])) { + for (first = 1, i = 0; i < SCOPE6_ID_MAX; i++) { + if (IP6DIFF(ip6s_sources_otherscope[i]) || 1) { if (first) { printf("\t\tsource addresses of a different scope\n"); first = 0; @@ -510,8 +596,8 @@ ip6_stats(uint32_t off __unused, char *name, int af __unused) PRINT_SCOPESTAT(ip6s_sources_otherscope[i], i); } } - for (first = 1, i = 0; i < 16; i++) { - if (IP6DIFF(ip6s_sources_deprecated[i])) { + for (first = 1, i = 0; i < SCOPE6_ID_MAX; i++) { + if (IP6DIFF(ip6s_sources_deprecated[i]) || 1) { if (first) { printf("\t\tdeprecated source addresses\n"); first = 0; @@ -519,10 +605,33 @@ ip6_stats(uint32_t off __unused, char *name, int af __unused) PRINT_SCOPESTAT(ip6s_sources_deprecated[i], i); } } +#define PRINT_SRCRULESTAT(s,i) do {\ + if (srcrulenames[i] != NULL) \ + printf("\t\t\t%llu rule%s %s\n", \ + (unsigned long long)IP6DIFF(s), \ + plural(IP6DIFF(s)), \ + srcrulenames[i]); \ +} while (0); - if (interval > 0) - bcopy(&ip6stat, &pip6stat, len); + for (first = 1, i = 0; i < IP6S_SRCRULE_COUNT; i++) { + if (IP6DIFF(ip6s_sources_rule[i]) || 1) { + if (first) { + printf("\t\tsource addresse selection\n"); + first = 0; + } + PRINT_SRCRULESTAT(ip6s_sources_rule[i], i); + } + } + + p(ip6s_dad_collide, "\t\t%llu duplicate address detection collision%s\n"); + p(ip6s_sources_skip_expensive_secondary_if, "\t\t%llu times%s ignored source on secondary expensive I/F\n"); + + if (interval > 0) { + bcopy(&ip6stat, &pip6stat, len); + bcopy(&in_net_perf, &pin_net_perf, in_net_perf_len); + bcopy(&out_net_perf, &pout_net_perf, out_net_perf_len); + } #undef IP6DIFF #undef p #undef p1a