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Chernikov" Subject: git: 0cad70b251c9 - stable/13 - ndp(8): add structured output formatting via libxo List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-branches@freebsd.org X-BeenThere: dev-commits-src-branches@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: melifaro X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: 0cad70b251c907b2ab12ef8241579d0fcbefc92a Auto-Submitted: auto-generated X-ThisMailContainsUnwantedMimeParts: N The branch stable/13 has been updated by melifaro: URL: https://cgit.FreeBSD.org/src/commit/?id=0cad70b251c907b2ab12ef8241579d0fcbefc92a commit 0cad70b251c907b2ab12ef8241579d0fcbefc92a Author: Alexander V. Chernikov AuthorDate: 2022-07-04 08:05:58 +0000 Commit: Alexander V. Chernikov CommitDate: 2023-01-13 21:24:11 +0000 ndp(8): add structured output formatting via libxo Differential Revision: https://reviews.freebsd.org/D35677 MFC after: 2 weeks (cherry picked from commit e1c7783e220b6120ddc116ff2e09f228d8475bfd) --- usr.sbin/ndp/Makefile | 2 + usr.sbin/ndp/ndp.c | 388 ++++++++++++++++++++++++++++++++------------------ 2 files changed, 253 insertions(+), 137 deletions(-) diff --git a/usr.sbin/ndp/Makefile b/usr.sbin/ndp/Makefile index 52d8304a436a..84eb586083b3 100644 --- a/usr.sbin/ndp/Makefile +++ b/usr.sbin/ndp/Makefile @@ -21,6 +21,8 @@ PROG= ndp MAN= ndp.8 SRCS= ndp.c gmt2local.c +LIBADD= xo + CFLAGS+= -I. -I${.CURDIR} -I${SRCTOP}/contrib/tcpdump CFLAGS+= -D_U_="" diff --git a/usr.sbin/ndp/ndp.c b/usr.sbin/ndp/ndp.c index ce21e34417c3..5097c156e624 100644 --- a/usr.sbin/ndp/ndp.c +++ b/usr.sbin/ndp/ndp.c @@ -109,6 +109,7 @@ #include #include #include +#include #include "gmt2local.h" #define NEXTADDR(w, s) \ @@ -158,6 +159,8 @@ static const char *rtpref_str[] = { "low" /* 11 */ }; +#define NDP_XO_VERSION "1" + int main(int argc, char **argv) { @@ -166,6 +169,13 @@ main(int argc, char **argv) pid = getpid(); thiszone = gmt2local(0); + + argc = xo_parse_args(argc, argv); + if (argc < 0) + exit(1); + xo_set_version(NDP_XO_VERSION); + xo_open_container("ndp"); + while ((ch = getopt(argc, argv, "acd:f:Ii:nprstA:HPR")) != -1) switch (ch) { case 'a': @@ -234,7 +244,9 @@ main(int argc, char **argv) usage(); /*NOTREACHED*/ } + xo_open_list("neighbor-cache"); delete(arg); + xo_close_list("neighbor-cache"); break; case 'I': #ifdef SIOCSDEFIFACE_IN6 /* XXX: check SIOCGDEFIFACE_IN6 as well? */ @@ -246,12 +258,12 @@ main(int argc, char **argv) if_nametoindex(*argv)) setdefif(*argv); else - errx(1, "invalid interface %s", *argv); + xo_errx(1, "invalid interface %s", *argv); } getdefif(); /* always call it to print the result */ break; #else - errx(1, "not supported yet"); + xo_errx(1, "not supported yet"); /*NOTREACHED*/ #endif case 'p': @@ -304,6 +316,8 @@ main(int argc, char **argv) get(argv[0]); break; } + xo_close_container("ndp"); + xo_finish(); exit(0); } @@ -318,7 +332,7 @@ file(char *name) char line[100], arg[5][50], *args[5], *p; if ((fp = fopen(name, "r")) == NULL) - err(1, "cannot open %s", name); + xo_err(1, "cannot open %s", name); args[0] = &arg[0][0]; args[1] = &arg[1][0]; args[2] = &arg[2][0]; @@ -334,7 +348,7 @@ file(char *name) i = sscanf(line, "%49s %49s %49s %49s %49s", arg[0], arg[1], arg[2], arg[3], arg[4]); if (i < 2) { - warnx("bad line: %s", line); + xo_warnx("bad line: %s", line); retval = 1; continue; } @@ -351,7 +365,7 @@ getsocket() if (s < 0) { s = socket(PF_ROUTE, SOCK_RAW, 0); if (s < 0) { - err(1, "socket"); + xo_err(1, "socket"); /* NOTREACHED */ } } @@ -402,8 +416,7 @@ set(int argc, char **argv) hints.ai_family = AF_INET6; gai_error = getaddrinfo(host, NULL, &hints, &res); if (gai_error) { - fprintf(stderr, "ndp: %s: %s\n", host, - gai_strerror(gai_error)); + xo_warnx("%s: %s", host, gai_strerror(gai_error)); return 1; } sin->sin6_addr = ((struct sockaddr_in6 *)res->ai_addr)->sin6_addr; @@ -424,7 +437,7 @@ set(int argc, char **argv) argv++; } if (rtmsg(RTM_GET) < 0) { - errx(1, "RTM_GET(%s) failed", host); + xo_errx(1, "RTM_GET(%s) failed", host); /* NOTREACHED */ } sin = (struct sockaddr_in6 *)(rtm + 1); @@ -439,13 +452,13 @@ set(int argc, char **argv) goto overwrite; } } - fprintf(stderr, "set: cannot configure a new entry\n"); + xo_warnx("cannot configure a new entry"); return 1; } overwrite: if (sdl->sdl_family != AF_LINK) { - printf("cannot intuit interface index and type for %s\n", host); + xo_warnx("cannot intuit interface index and type for %s", host); return (1); } sdl_m.sdl_type = sdl->sdl_type; @@ -468,8 +481,7 @@ get(char *host) hints.ai_family = AF_INET6; gai_error = getaddrinfo(host, NULL, &hints, &res); if (gai_error) { - fprintf(stderr, "ndp: %s: %s\n", host, - gai_strerror(gai_error)); + xo_warnx("%s: %s", host, gai_strerror(gai_error)); return; } sin->sin6_addr = ((struct sockaddr_in6 *)res->ai_addr)->sin6_addr; @@ -480,8 +492,7 @@ get(char *host) getnameinfo((struct sockaddr *)sin, sin->sin6_len, host_buf, sizeof(host_buf), NULL ,0, (nflag ? NI_NUMERICHOST : 0)); - printf("%s (%s) -- no entry\n", host, host_buf); - exit(1); + xo_errx(1, "%s (%s) -- no entry", host, host_buf); } } @@ -505,15 +516,14 @@ delete(char *host) hints.ai_family = AF_INET6; gai_error = getaddrinfo(host, NULL, &hints, &res); if (gai_error) { - fprintf(stderr, "ndp: %s: %s\n", host, - gai_strerror(gai_error)); + xo_warnx("%s: %s", host, gai_strerror(gai_error)); return 1; } sin->sin6_addr = ((struct sockaddr_in6 *)res->ai_addr)->sin6_addr; sin->sin6_scope_id = ((struct sockaddr_in6 *)res->ai_addr)->sin6_scope_id; if (rtmsg(RTM_GET) < 0) { - errx(1, "RTM_GET(%s) failed", host); + xo_errx(1, "RTM_GET(%s) failed", host); /* NOTREACHED */ } sin = (struct sockaddr_in6 *)(rtm + 1); @@ -523,13 +533,13 @@ delete(char *host) !(rtm->rtm_flags & RTF_GATEWAY)) { goto delete; } - fprintf(stderr, "delete: cannot delete non-NDP entry\n"); + xo_warnx("delete: cannot delete non-NDP entry"); return 1; } delete: if (sdl->sdl_family != AF_LINK) { - printf("cannot locate %s\n", host); + xo_warnx("cannot locate %s", host); return (1); } /* @@ -543,7 +553,19 @@ delete: sin->sin6_len, host_buf, sizeof(host_buf), NULL, 0, (nflag ? NI_NUMERICHOST : 0)); - printf("%s (%s) deleted\n", host, host_buf); + xo_open_instance("neighbor-cache"); + + char *ifname = if_indextoname(sdl->sdl_index, ifix_buf); + if (ifname == NULL) { + strlcpy(ifix_buf, "?", sizeof(ifix_buf)); + ifname = ifix_buf; + } + char abuf[INET6_ADDRSTRLEN]; + inet_ntop(AF_INET6, &sin->sin6_addr, abuf, sizeof(abuf)); + + xo_emit("{:hostname/%s}{d:/ (%s) deleted\n}", host, host_buf); + xo_emit("{e:address/%s}{e:interface/%s}", abuf, ifname); + xo_close_instance("neighbor-cache"); } return 0; @@ -574,11 +596,14 @@ dump(struct sockaddr_in6 *addr, int cflag) char *ifname; /* Print header */ - if (!tflag && !cflag) - printf("%-*.*s %-*.*s %*.*s %-9.9s %1s %5s\n", - W_ADDR, W_ADDR, "Neighbor", W_LL, W_LL, "Linklayer Address", - W_IF, W_IF, "Netif", "Expire", "S", "Flags"); - + if (!tflag && !cflag) { + char xobuf[200]; + snprintf(xobuf, sizeof(xobuf), + "{T:/%%-%d.%ds} {T:/%%-%d.%ds} {T:/%%%d.%ds} {T:/%%-9.9s} {T:%%1s} {T:%%5s}\n", + W_ADDR, W_ADDR, W_LL, W_LL, W_IF, W_IF); + xo_emit(xobuf, "Neighbor", "Linklayer Address", "Netif", "Expire", "S", "Flags"); + } + xo_open_list("neighbor-cache"); again:; mib[0] = CTL_NET; mib[1] = PF_ROUTE; @@ -591,12 +616,12 @@ again:; mib[5] = 0; #endif if (sysctl(mib, 6, NULL, &needed, NULL, 0) < 0) - err(1, "sysctl(PF_ROUTE estimate)"); + xo_err(1, "sysctl(PF_ROUTE estimate)"); if (needed > 0) { if ((buf = malloc(needed)) == NULL) - err(1, "malloc"); + xo_err(1, "malloc"); if (sysctl(mib, 6, buf, &needed, NULL, 0) < 0) - err(1, "sysctl(PF_ROUTE, NET_RT_FLAGS)"); + xo_err(1, "sysctl(PF_ROUTE, NET_RT_FLAGS)"); lim = buf + needed; } else buf = lim = NULL; @@ -677,46 +702,54 @@ again:; if (W_ADDR + W_LL + W_IF - addrwidth - llwidth > ifwidth) ifwidth = W_ADDR + W_LL + W_IF - addrwidth - llwidth; - printf("%-*.*s %-*.*s %*.*s", addrwidth, addrwidth, host_buf, - llwidth, llwidth, ether_str(sdl), ifwidth, ifwidth, ifname); + xo_open_instance("neighbor-cache"); + /* Compose format string for libxo, as it doesn't support *.* */ + char xobuf[200]; + snprintf(xobuf, sizeof(xobuf), + "{:address/%%-%d.%ds/%%s} {:mac-address/%%-%d.%ds/%%s} {:interface/%%%d.%ds/%%s}", + addrwidth, addrwidth, llwidth, llwidth, ifwidth, ifwidth); + xo_emit(xobuf, host_buf, ether_str(sdl), ifname); /* Print neighbor discovery specific information */ expire = rtm->rtm_rmx.rmx_expire; + int expire_in = expire - now.tv_sec; if (expire > now.tv_sec) - printf(" %-9.9s", sec2str(expire - now.tv_sec)); + xo_emit("{d:/ %-9.9s}{e:expires_sec/%d}", sec2str(expire_in), expire_in); else if (expire == 0) - printf(" %-9.9s", "permanent"); + xo_emit("{d:/ %-9.9s}{en:permanent/true}", "permanent"); else - printf(" %-9.9s", "expired"); + xo_emit("{d:/ %-9.9s}{e:expires_sec/%d}", "expired", expire_in); + char *lle_state = ""; switch (rtm->rtm_rmx.rmx_state) { case ND6_LLINFO_NOSTATE: - printf(" N"); + lle_state = "N"; break; #ifdef ND6_LLINFO_WAITDELETE case ND6_LLINFO_WAITDELETE: - printf(" W"); + lle_state = "W"; break; #endif case ND6_LLINFO_INCOMPLETE: - printf(" I"); + lle_state = "I"; break; case ND6_LLINFO_REACHABLE: - printf(" R"); + lle_state = "R"; break; case ND6_LLINFO_STALE: - printf(" S"); + lle_state = "S"; break; case ND6_LLINFO_DELAY: - printf(" D"); + lle_state = "D"; break; case ND6_LLINFO_PROBE: - printf(" P"); + lle_state = "P"; break; default: - printf(" ?"); + lle_state = "?"; break; } + xo_emit(" {:neighbor-state/%s}", lle_state); isrouter = rtm->rtm_flags & RTF_GATEWAY; prbs = rtm->rtm_rmx.rmx_pksent; @@ -743,22 +776,25 @@ again:; (rtm->rtm_flags & RTF_ANNOUNCE) ? "p" : ""); #endif } - printf(" %s", flgbuf); + xo_emit(" {:nd-flags/%s}", flgbuf); if (prbs) - printf(" %d", prbs); + xo_emit("{d:/ %d}", prbs); - printf("\n"); + xo_emit("\n"); + xo_close_instance("neighbor-cache"); } if (buf != NULL) free(buf); if (repeat) { - printf("\n"); - fflush(stdout); + xo_emit("\n"); + xo_flush(); sleep(repeat); goto again; } + + xo_close_list("neighbor-cache"); } static struct in6_nbrinfo * @@ -768,14 +804,14 @@ getnbrinfo(struct in6_addr *addr, int ifindex, int warning) int sock; if ((sock = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) - err(1, "socket"); + xo_err(1, "socket"); bzero(&nbi, sizeof(nbi)); if_indextoname(ifindex, nbi.ifname); nbi.addr = *addr; if (ioctl(sock, SIOCGNBRINFO_IN6, (caddr_t)&nbi) < 0) { if (warning) - warn("ioctl(SIOCGNBRINFO_IN6)"); + xo_warn("ioctl(SIOCGNBRINFO_IN6)"); close(sock); return(NULL); } @@ -809,7 +845,7 @@ ndp_ether_aton(char *a, u_char *n) i = sscanf(a, "%x:%x:%x:%x:%x:%x", &o[0], &o[1], &o[2], &o[3], &o[4], &o[5]); if (i != 6) { - fprintf(stderr, "ndp: invalid Ethernet address '%s'\n", a); + xo_warnx("invalid Ethernet address '%s'", a); return (1); } for (i = 0; i < 6; i++) @@ -851,8 +887,7 @@ rtmsg(int cmd) switch (cmd) { default: - fprintf(stderr, "ndp: internal wrong cmd\n"); - exit(1); + xo_errx(1, "internal wrong cmd"); case RTM_ADD: rtm->rtm_addrs |= RTA_GATEWAY; if (expire_time) { @@ -875,7 +910,7 @@ doit: rtm->rtm_type = cmd; if ((rlen = write(s, (char *)&m_rtmsg, l)) < 0) { if (errno != ESRCH || cmd != RTM_DELETE) { - err(1, "writing to routing socket"); + xo_err(1, "writing to routing socket"); /* NOTREACHED */ } } @@ -884,8 +919,7 @@ doit: } while (l > 0 && (rtm->rtm_type != cmd || rtm->rtm_seq != seq || rtm->rtm_pid != pid)); if (l < 0) - (void) fprintf(stderr, "ndp: read from routing socket: %s\n", - strerror(errno)); + xo_warn("read from routing socket"); return (0); } @@ -900,13 +934,13 @@ ifinfo(char *ifname, int argc, char **argv) #endif if ((sock = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) { - err(1, "socket"); + xo_err(1, "socket"); /* NOTREACHED */ } bzero(&nd, sizeof(nd)); strlcpy(nd.ifname, ifname, sizeof(nd.ifname)); if (ioctl(sock, SIOCGIFINFO_IN6, (caddr_t)&nd) < 0) { - err(1, "ioctl(SIOCGIFINFO_IN6)"); + xo_err(1, "ioctl(SIOCGIFINFO_IN6)"); /* NOTREACHED */ } #define ND nd.ndi @@ -939,11 +973,11 @@ ifinfo(char *ifname, int argc, char **argv) if (strncmp(cp, f, strlen(f)) == 0) { \ valptr = strchr(cp, '='); \ if (valptr == NULL) \ - err(1, "syntax error in %s field", (f)); \ + xo_err(1, "syntax error in %s field", (f)); \ errno = 0; \ newval = strtoul(++valptr, NULL, 0); \ if (errno) \ - err(1, "syntax error in %s's value", (f)); \ + xo_err(1, "syntax error in %s's value", (f)); \ v = newval; \ } \ } while (0) @@ -965,7 +999,7 @@ ifinfo(char *ifname, int argc, char **argv) ND.flags = newflags; if (ioctl(sock, SIOCSIFINFO_IN6, (caddr_t)&nd) < 0) { - err(1, "ioctl(SIOCSIFINFO_IN6)"); + xo_err(1, "ioctl(SIOCSIFINFO_IN6)"); /* NOTREACHED */ } #undef SETFLAG @@ -973,21 +1007,25 @@ ifinfo(char *ifname, int argc, char **argv) } if (!ND.initialized) { - errx(1, "%s: not initialized yet", ifname); + xo_errx(1, "%s: not initialized yet", ifname); /* NOTREACHED */ } if (ioctl(sock, SIOCGIFINFO_IN6, (caddr_t)&nd) < 0) { - err(1, "ioctl(SIOCGIFINFO_IN6)"); + xo_err(1, "ioctl(SIOCGIFINFO_IN6)"); /* NOTREACHED */ } - printf("linkmtu=%d", ND.linkmtu); - printf(", maxmtu=%d", ND.maxmtu); - printf(", curhlim=%d", ND.chlim); - printf(", basereachable=%ds%dms", - ND.basereachable / 1000, ND.basereachable % 1000); - printf(", reachable=%ds", ND.reachable); - printf(", retrans=%ds%dms", ND.retrans / 1000, ND.retrans % 1000); + xo_open_container("ifinfo"); + + xo_emit("{e:interface/%s}", ifname); + xo_emit("linkmtu={:linkmtu/%d}", ND.linkmtu); + xo_emit(", maxmtu={:maxmtu/%d}", ND.maxmtu); + xo_emit(", curhlim={:curhlim/%d}", ND.chlim); + xo_emit("{d:/, basereachable=%ds%dms}{e:basereachable_ms/%u}", + ND.basereachable / 1000, ND.basereachable % 1000, ND.basereachable); + xo_emit("{d:/, reachable=%ds}{e:reachable_ms/%u}", ND.reachable, ND.reachable * 1000); + xo_emit("{d:/, retrans=%ds%dms}{e:retrans_ms/%u}", ND.retrans / 1000, ND.retrans % 1000, + ND.retrans); #ifdef IPV6CTL_USETEMPADDR memset(nullbuf, 0, sizeof(nullbuf)); if (memcmp(nullbuf, ND.randomid, sizeof(nullbuf)) != 0) { @@ -995,50 +1033,60 @@ ifinfo(char *ifname, int argc, char **argv) u_int8_t *rbuf; for (i = 0; i < 3; i++) { + const char *txt, *field; switch (i) { case 0: - printf("\nRandom seed(0): "); + txt = "\nRandom seed(0): "; + field = "seed_0"; rbuf = ND.randomseed0; break; case 1: - printf("\nRandom seed(1): "); + txt = "\nRandom seed(1): "; + field = "seed_1"; rbuf = ND.randomseed1; break; case 2: - printf("\nRandom ID: "); + txt = "\nRandom ID: "; + field = "random_id"; rbuf = ND.randomid; break; default: - errx(1, "impossible case for tempaddr display"); + xo_errx(1, "impossible case for tempaddr display"); } + char abuf[20], xobuf[200]; for (j = 0; j < 8; j++) - printf("%02x", rbuf[j]); + snprintf(&abuf[j * 2], sizeof(abuf), "%02X", rbuf[j]); + snprintf(xobuf, sizeof(xobuf), "%s{:%s/%%s}", txt, field); + xo_emit(xobuf, abuf); } } #endif /* IPV6CTL_USETEMPADDR */ if (ND.flags) { - printf("\nFlags: "); + xo_emit("\nFlags: {e:flags/%u}", ND.flags); + xo_open_list("flags_pretty"); #ifdef ND6_IFF_IFDISABLED if ((ND.flags & ND6_IFF_IFDISABLED)) - printf("disabled "); + xo_emit("{l:%s} ", "disabled"); #endif if ((ND.flags & ND6_IFF_PERFORMNUD)) - printf("nud "); + xo_emit("{l:%s} ", "nud"); #ifdef ND6_IFF_ACCEPT_RTADV if ((ND.flags & ND6_IFF_ACCEPT_RTADV)) - printf("accept_rtadv "); + xo_emit("{l:%s} ", "accept_rtadv"); #endif #ifdef ND6_IFF_AUTO_LINKLOCAL if ((ND.flags & ND6_IFF_AUTO_LINKLOCAL)) - printf("auto_linklocal "); + xo_emit("{l:%s} ", "auto_linklocal"); #endif #ifdef ND6_IFF_NO_PREFER_IFACE if ((ND.flags & ND6_IFF_NO_PREFER_IFACE)) - printf("no_prefer_iface "); + xo_emit("{l:%s} ", "no_prefer_iface"); #endif + xo_close_list("flags"); } - putc('\n', stdout); + xo_emit("\n"); #undef ND + xo_close_container("ifinfo"); close(sock); } @@ -1057,49 +1105,76 @@ rtrlist() struct timeval now; if (sysctl(mib, sizeof(mib) / sizeof(mib[0]), NULL, &l, NULL, 0) < 0) { - err(1, "sysctl(ICMPV6CTL_ND6_DRLIST)"); + xo_err(1, "sysctl(ICMPV6CTL_ND6_DRLIST)"); /*NOTREACHED*/ } if (l == 0) return; buf = malloc(l); if (!buf) { - err(1, "malloc"); + xo_err(1, "malloc"); /*NOTREACHED*/ } if (sysctl(mib, sizeof(mib) / sizeof(mib[0]), buf, &l, NULL, 0) < 0) { - err(1, "sysctl(ICMPV6CTL_ND6_DRLIST)"); + xo_err(1, "sysctl(ICMPV6CTL_ND6_DRLIST)"); /*NOTREACHED*/ } + xo_open_list("router-list"); + ep = (struct in6_defrouter *)(buf + l); for (p = (struct in6_defrouter *)buf; p < ep; p++) { int rtpref; + char abuf[INET6_ADDRSTRLEN], *paddr; if (getnameinfo((struct sockaddr *)&p->rtaddr, p->rtaddr.sin6_len, host_buf, sizeof(host_buf), NULL, 0, (nflag ? NI_NUMERICHOST : 0)) != 0) strlcpy(host_buf, "?", sizeof(host_buf)); + if (nflag) + paddr = host_buf; + else { + inet_ntop(AF_INET6, &p->rtaddr.sin6_addr, abuf, sizeof(abuf)); + paddr = abuf; + } - printf("%s if=%s", host_buf, + xo_open_instance("router-list"); + xo_emit("{:hostname/%s}{e:address/%s} if={:interface/%s}", + host_buf, paddr, if_indextoname(p->if_index, ifix_buf)); - printf(", flags=%s%s", - p->flags & ND_RA_FLAG_MANAGED ? "M" : "", - p->flags & ND_RA_FLAG_OTHER ? "O" : ""); + xo_open_list("flags_pretty"); + char rflags[6] = {}, *pflags = rflags; + if (p->flags & ND_RA_FLAG_MANAGED) { + *pflags++ = 'M'; + xo_emit("{el:%s}", "managed"); + } + if (p->flags & ND_RA_FLAG_OTHER) { + *pflags++ = 'O'; + xo_emit("{el:%s}", "other"); + } #ifdef DRAFT_IETF_6MAN_IPV6ONLY_FLAG - printf("%s", p->flags & ND_RA_FLAG_IPV6_ONLY ? "S" : ""); + if (p->flags & ND_RA_FLAG_IPV6_ONLY) { + *pflags++ = 'S'; + xo_emit("{el:%s}", "ipv6only"); + } #endif + xo_close_list("flags_pretty"); + xo_emit(", flags={:flags/%s}", rflags); + rtpref = ((p->flags & ND_RA_FLAG_RTPREF_MASK) >> 3) & 0xff; - printf(", pref=%s", rtpref_str[rtpref]); + xo_emit(", pref={:preference/%s}", rtpref_str[rtpref]); gettimeofday(&now, 0); if (p->expire == 0) - printf(", expire=Never\n"); + xo_emit(", expire=Never\n{en:permanent/true}"); else - printf(", expire=%s\n", - sec2str(p->expire - now.tv_sec)); + xo_emit("{d:/, expire=%s\n}{e:expires_sec/%ld}", + sec2str(p->expire - now.tv_sec), + (long)p->expire - now.tv_sec); + xo_close_instance("router-list"); } free(buf); + xo_close_list("router-list"); } static void @@ -1116,64 +1191,88 @@ plist() char namebuf[NI_MAXHOST]; if (sysctl(mib, sizeof(mib) / sizeof(mib[0]), NULL, &l, NULL, 0) < 0) { - err(1, "sysctl(ICMPV6CTL_ND6_PRLIST)"); + xo_err(1, "sysctl(ICMPV6CTL_ND6_PRLIST)"); /*NOTREACHED*/ } buf = malloc(l); if (!buf) { - err(1, "malloc"); + xo_err(1, "malloc"); /*NOTREACHED*/ } if (sysctl(mib, sizeof(mib) / sizeof(mib[0]), buf, &l, NULL, 0) < 0) { - err(1, "sysctl(ICMPV6CTL_ND6_PRLIST)"); + xo_err(1, "sysctl(ICMPV6CTL_ND6_PRLIST)"); /*NOTREACHED*/ } + xo_open_list("prefix-list"); + ep = (struct in6_prefix *)(buf + l); for (p = (struct in6_prefix *)buf; p < ep; p = n) { advrtr = (struct sockaddr_in6 *)(p + 1); n = (struct in6_prefix *)&advrtr[p->advrtrs]; + xo_open_instance("prefix-list"); if (getnameinfo((struct sockaddr *)&p->prefix, p->prefix.sin6_len, namebuf, sizeof(namebuf), NULL, 0, niflags) != 0) strlcpy(namebuf, "?", sizeof(namebuf)); - printf("%s/%d if=%s\n", namebuf, p->prefixlen, - if_indextoname(p->if_index, ifix_buf)); + xo_emit("{:prefix/%s%s%d} if={:interface/%s}\n", namebuf, "/", + p->prefixlen, if_indextoname(p->if_index, ifix_buf)); gettimeofday(&now, 0); /* * meaning of fields, especially flags, is very different * by origin. notify the difference to the users. */ - printf("flags=%s%s%s%s%s", - p->raflags.onlink ? "L" : "", - p->raflags.autonomous ? "A" : "", - (p->flags & NDPRF_ONLINK) != 0 ? "O" : "", - (p->flags & NDPRF_DETACHED) != 0 ? "D" : "", + char flags[10] = {}, *pflags = flags; + xo_open_list("flags_pretty"); + if (p->raflags.onlink) { + *pflags++ = 'L'; + xo_emit("{el:%s}", "ra_onlink"); + } + if (p->raflags.autonomous) { + *pflags++ = 'A'; + xo_emit("{el:%s}", "ra_autonomous"); + } + if (p->flags & NDPRF_ONLINK) { + *pflags++ = 'O'; + xo_emit("{el:%s}", "is_onlink"); + } + if (p->flags & NDPRF_DETACHED) { + *pflags++ = 'D'; + xo_emit("{el:%s}", "is_detached"); + } #ifdef NDPRF_HOME - (p->flags & NDPRF_HOME) != 0 ? "H" : "" -#else - "" + if (p->flags & NDPRF_HOME) { + *pflags++ = 'H'; + xo_emit("{el:%s}", "is_home"); + } #endif - ); + xo_close_list("flags_pretty"); + xo_emit("flags={:flags/%s}", flags); + int expire_in = p->expire - now.tv_sec; + if (p->vltime == ND6_INFINITE_LIFETIME) - printf(" vltime=infinity"); + xo_emit(" vltime=infinity{e:valid-lifetime/%lu}", + (unsigned long)p->vltime); else - printf(" vltime=%lu", (unsigned long)p->vltime); + xo_emit(" vltime={:valid-lifetime/%lu}", + (unsigned long)p->vltime); if (p->pltime == ND6_INFINITE_LIFETIME) - printf(", pltime=infinity"); + xo_emit(", pltime=infinity{e:preferred-lifetime/%lu}", + (unsigned long)p->pltime); else - printf(", pltime=%lu", (unsigned long)p->pltime); + xo_emit(", pltime={:preferred-lifetime/%lu}", + (unsigned long)p->pltime); if (p->expire == 0) - printf(", expire=Never"); + xo_emit(", expire=Never{en:permanent/true}"); else if (p->expire >= now.tv_sec) - printf(", expire=%s", - sec2str(p->expire - now.tv_sec)); + xo_emit(", expire=%s{e:expires_sec/%d}", + sec2str(expire_in), expire_in); else - printf(", expired"); - printf(", ref=%d", p->refcnt); - printf("\n"); + xo_emit(", expired{e:expires_sec/%d}", expire_in); + xo_emit(", ref={:refcount/%d}", p->refcnt); + xo_emit("\n"); /* * "advertising router" list is meaningful only if the prefix * information is from RA. @@ -1183,37 +1282,51 @@ plist() struct sockaddr_in6 *sin6; sin6 = advrtr; - printf(" advertised by\n"); + xo_emit(" advertised by\n"); + xo_open_list("advertising-routers"); for (j = 0; j < p->advrtrs; j++) { struct in6_nbrinfo *nbi; + xo_open_instance("advertising-routers"); if (getnameinfo((struct sockaddr *)sin6, sin6->sin6_len, namebuf, sizeof(namebuf), NULL, 0, ninflags) != 0) strlcpy(namebuf, "?", sizeof(namebuf)); - printf(" %s", namebuf); + char abuf[INET6_ADDRSTRLEN]; + inet_ntop(AF_INET6, &sin6->sin6_addr, abuf, + sizeof(abuf)); + + xo_emit(" {:hostname/%s}{e:address/%s}", + namebuf, abuf); nbi = getnbrinfo(&sin6->sin6_addr, p->if_index, 0); + const char *state = ""; if (nbi) { switch (nbi->state) { case ND6_LLINFO_REACHABLE: case ND6_LLINFO_STALE: case ND6_LLINFO_DELAY: case ND6_LLINFO_PROBE: - printf(" (reachable)\n"); + state = "reachable"; break; default: - printf(" (unreachable)\n"); + state = "unreachable"; } } else - printf(" (no neighbor state)\n"); + state = "no neighbor state"; + xo_emit(" ({:state/%s})\n", state); sin6++; + xo_close_instance("advertising-routers"); } + xo_close_list("advertising-routers"); } else - printf(" No advertising router\n"); + xo_emit(" No advertising router\n"); + xo_close_instance("prefix-list"); } free(buf); + + xo_close_list("prefix-list"); } static void @@ -1223,10 +1336,10 @@ pfx_flush() int sock; if ((sock = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) - err(1, "socket"); + xo_err(1, "socket"); strlcpy(dummyif, "lo0", sizeof(dummyif)); /* dummy */ if (ioctl(sock, SIOCSPFXFLUSH_IN6, (caddr_t)&dummyif) < 0) - err(1, "ioctl(SIOCSPFXFLUSH_IN6)"); + xo_err(1, "ioctl(SIOCSPFXFLUSH_IN6)"); close(sock); } @@ -1238,10 +1351,10 @@ rtr_flush() int sock; if ((sock = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) - err(1, "socket"); + xo_err(1, "socket"); strlcpy(dummyif, "lo0", sizeof(dummyif)); /* dummy */ if (ioctl(sock, SIOCSRTRFLUSH_IN6, (caddr_t)&dummyif) < 0) - err(1, "ioctl(SIOCSRTRFLUSH_IN6)"); + xo_err(1, "ioctl(SIOCSRTRFLUSH_IN6)"); close(sock); } @@ -1253,10 +1366,10 @@ harmonize_rtr() int sock; if ((sock = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) - err(1, "socket"); + xo_err(1, "socket"); strlcpy(dummyif, "lo0", sizeof(dummyif)); /* dummy */ if (ioctl(sock, SIOCSNDFLUSH_IN6, (caddr_t)&dummyif) < 0) - err(1, "ioctl(SIOCSNDFLUSH_IN6)"); + xo_err(1, "ioctl(SIOCSNDFLUSH_IN6)"); close(sock); } @@ -1273,17 +1386,17 @@ setdefif(char *ifname) ifindex = 0; else { if ((ifindex = if_nametoindex(ifname)) == 0) - err(1, "failed to resolve i/f index for %s", ifname); + xo_err(1, "failed to resolve i/f index for %s", ifname); } if ((sock = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) - err(1, "socket"); + xo_err(1, "socket"); strlcpy(ndifreq.ifname, "lo0", sizeof(ndifreq.ifname)); /* dummy */ ndifreq.ifindex = ifindex; if (ioctl(sock, SIOCSDEFIFACE_IN6, (caddr_t)&ndifreq) < 0) - err(1, "ioctl(SIOCSDEFIFACE_IN6)"); + xo_err(1, "ioctl(SIOCSDEFIFACE_IN6)"); close(sock); } @@ -1296,21 +1409,21 @@ getdefif() int sock; if ((sock = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) - err(1, "socket"); + xo_err(1, "socket"); memset(&ndifreq, 0, sizeof(ndifreq)); strlcpy(ndifreq.ifname, "lo0", sizeof(ndifreq.ifname)); /* dummy */ if (ioctl(sock, SIOCGDEFIFACE_IN6, (caddr_t)&ndifreq) < 0) - err(1, "ioctl(SIOCGDEFIFACE_IN6)"); + xo_err(1, "ioctl(SIOCGDEFIFACE_IN6)"); if (ndifreq.ifindex == 0) - printf("No default interface.\n"); + xo_emit("No default interface.\n"); else { if ((if_indextoname(ndifreq.ifindex, ifname)) == NULL) - err(1, "failed to resolve ifname for index %lu", + xo_err(1, "failed to resolve ifname for index %lu", ndifreq.ifindex); - printf("ND default interface = %s\n", ifname); + xo_emit("ND default interface = {:default-interface/%s}\n", ifname); } close(sock); @@ -1369,7 +1482,8 @@ ts_print(const struct timeval *tvp) /* Default */ sec = (tvp->tv_sec + thiszone) % 86400; - (void)printf("%02d:%02d:%02d.%06u ", + xo_emit("{:tv_sec/%lld}{:tv_usec/%lld}%02d:%02d:%02d.%06u ", + tvp->tv_sec, tvp->tv_usec, sec / 3600, (sec % 3600) / 60, sec % 60, (u_int32_t)tvp->tv_usec); }