diff options
Diffstat (limited to 'zebra/dplane_fpm_nl.c')
| -rw-r--r-- | zebra/dplane_fpm_nl.c | 96 |
1 files changed, 87 insertions, 9 deletions
diff --git a/zebra/dplane_fpm_nl.c b/zebra/dplane_fpm_nl.c index 7ae1b2a..9ad92d6 100644 --- a/zebra/dplane_fpm_nl.c +++ b/zebra/dplane_fpm_nl.c @@ -30,6 +30,7 @@ #include "lib/network.h" #include "lib/ns.h" #include "lib/frr_pthread.h" +#include "lib/termtable.h" #include "zebra/debug.h" #include "zebra/interface.h" #include "zebra/zebra_dplane.h" @@ -44,6 +45,8 @@ #include "zebra/debug.h" #include "fpm/fpm.h" +#include "zebra/dplane_fpm_nl_clippy.c" + #define SOUTHBOUND_DEFAULT_ADDR INADDR_LOOPBACK /* @@ -322,6 +325,74 @@ DEFUN(fpm_reset_counters, fpm_reset_counters_cmd, return CMD_SUCCESS; } +DEFPY(fpm_show_status, + fpm_show_status_cmd, + "show fpm status [json]$json", + SHOW_STR FPM_STR "FPM status\n" JSON_STR) +{ + struct json_object *j; + bool connected; + uint16_t port; + struct sockaddr_in *sin; + struct sockaddr_in6 *sin6; + char buf[BUFSIZ]; + + connected = gfnc->socket > 0 ? true : false; + + switch (gfnc->addr.ss_family) { + case AF_INET: + sin = (struct sockaddr_in *)&gfnc->addr; + snprintfrr(buf, sizeof(buf), "%pI4", &sin->sin_addr); + port = ntohs(sin->sin_port); + break; + case AF_INET6: + sin6 = (struct sockaddr_in6 *)&gfnc->addr; + snprintfrr(buf, sizeof(buf), "%pI6", &sin6->sin6_addr); + port = ntohs(sin6->sin6_port); + break; + default: + strlcpy(buf, "Unknown", sizeof(buf)); + port = FPM_DEFAULT_PORT; + break; + } + + if (json) { + j = json_object_new_object(); + + json_object_boolean_add(j, "connected", connected); + json_object_boolean_add(j, "useNHG", gfnc->use_nhg); + json_object_boolean_add(j, "useRouteReplace", + gfnc->use_route_replace); + json_object_boolean_add(j, "disabled", gfnc->disabled); + json_object_string_add(j, "address", buf); + json_object_int_add(j, "port", port); + + vty_json(vty, j); + } else { + struct ttable *table = ttable_new(&ttable_styles[TTSTYLE_BLANK]); + char *out; + + ttable_rowseps(table, 0, BOTTOM, true, '-'); + ttable_add_row(table, "Address to connect to|%s", buf); + ttable_add_row(table, "Port|%u", port); + ttable_add_row(table, "Connected|%s", connected ? "Yes" : "No"); + ttable_add_row(table, "Use Nexthop Groups|%s", + gfnc->use_nhg ? "Yes" : "No"); + ttable_add_row(table, "Use Route Replace Semantics|%s", + gfnc->use_route_replace ? "Yes" : "No"); + ttable_add_row(table, "Disabled|%s", + gfnc->disabled ? "Yes" : "No"); + + out = ttable_dump(table, "\n"); + vty_out(vty, "%s\n", out); + XFREE(MTYPE_TMP, out); + + ttable_del(table); + } + + return CMD_SUCCESS; +} + DEFUN(fpm_show_counters, fpm_show_counters_cmd, "show fpm counters", SHOW_STR @@ -583,14 +654,6 @@ static void fpm_read(struct event *t) hdr_available_bytes = fpm.msg_len - FPM_MSG_HDR_LEN; available_bytes -= hdr_available_bytes; - /* Sanity check: must be at least header size. */ - if (hdr->nlmsg_len < sizeof(*hdr)) { - zlog_warn( - "%s: [seq=%u] invalid message length %u (< %zu)", - __func__, hdr->nlmsg_seq, hdr->nlmsg_len, - sizeof(*hdr)); - continue; - } if (hdr->nlmsg_len > fpm.msg_len) { zlog_warn( "%s: Received a inner header length of %u that is greater than the fpm total length of %u", @@ -620,6 +683,14 @@ static void fpm_read(struct event *t) switch (hdr->nlmsg_type) { case RTM_NEWROUTE: + /* Sanity check: need at least route msg header size. */ + if (hdr->nlmsg_len < sizeof(struct rtmsg)) { + zlog_warn("%s: [seq=%u] invalid message length %u (< %zu)", + __func__, hdr->nlmsg_seq, + hdr->nlmsg_len, sizeof(struct rtmsg)); + break; + } + ctx = dplane_ctx_alloc(); dplane_ctx_route_init(ctx, DPLANE_OP_ROUTE_NOTIFY, NULL, NULL); @@ -1394,8 +1465,14 @@ static void fpm_process_queue(struct event *t) uint64_t processed_contexts = 0; while (true) { + size_t writeable_amount; + + frr_with_mutex (&fnc->obuf_mutex) { + writeable_amount = STREAM_WRITEABLE(fnc->obuf); + } + /* No space available yet. */ - if (STREAM_WRITEABLE(fnc->obuf) < NL_PKT_BUF_SIZE) { + if (writeable_amount < NL_PKT_BUF_SIZE) { no_bufs = true; break; } @@ -1665,6 +1742,7 @@ static int fpm_nl_new(struct event_loop *tm) zlog_debug("%s register status: %d", prov_name, rv); install_node(&fpm_node); + install_element(ENABLE_NODE, &fpm_show_status_cmd); install_element(ENABLE_NODE, &fpm_show_counters_cmd); install_element(ENABLE_NODE, &fpm_show_counters_json_cmd); install_element(ENABLE_NODE, &fpm_reset_counters_cmd); |