This commit was generated by cvs2svn to compensate for changes in r786,

[libnl.git] / src / nl-link-stats.c

diff --git a/src/nl-link-stats.c b/src/nl-link-stats.c
new file mode 100644 (file)
index 0000000..9e20e21
--- /dev/null
+++ b/src/nl-link-stats.c
@@ -0,0 +1,109 @@
+/*
+ * src/nl-link-stats.c     Retrieve link statistics
+ *
+ *     This library is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU Lesser General Public
+ *     License as published by the Free Software Foundation version 2.1
+ *     of the License.
+ *
+ * Copyright (c) 2003-2006 Thomas Graf <tgraf@suug.ch>
+ */
+
+#include "utils.h"
+
+static void print_usage(void)
+{
+       printf(
+"Usage: nl-link-stats <ifindex> [<statistic> ...]\n"
+"  ifindex   := { all | number }\n"
+"  statistic := { (rx|tx)_packets | (rx|tx)_bytes | (rx|tx)_errors |\n"
+"                 (rx|tx)_dropped | (rx|tx)_compressed | (rx|tx)_fifo_err |\n" \
+"                 rx_len_err | rx_over_err | rx_crc_err | rx_frame_err |\n"
+"                 rx_missed_err | tx_abort_err | tx_carrier_err |\n"
+"                 tx_hbeat_err | tx_win_err | tx_collision | multicast }\n");
+       exit(1);
+}
+
+static char **gargv;
+static int gargc;
+
+static void dump_stat(struct rtnl_link *link, int id)
+{
+       uint64_t st = rtnl_link_get_stat(link, id);
+       char buf[62];
+
+       printf("%s.%s %" PRIu64 "\n", rtnl_link_get_name(link),
+              rtnl_link_stat2str(id, buf, sizeof(buf)), st);
+}
+
+static void dump_stats(struct nl_object *obj, void *arg)
+{
+       int i;
+       struct rtnl_link *link = (struct rtnl_link *) obj;
+
+       if (!strcasecmp(gargv[0], "all")) {
+               for (i = 0; i < RTNL_LINK_STATS_MAX; i++)
+                       dump_stat(link, i);
+       } else {
+               for (i = 0; i < gargc; i++) {
+                       int id = rtnl_link_str2stat(gargv[i]);
+
+                       if (id < 0)
+                               fprintf(stderr, "Warning: Unknown statistic "
+                                       "\"%s\"\n", gargv[i]);
+                       else
+                               dump_stat(link, id);
+               }
+       }
+}
+
+int main(int argc, char *argv[])
+{
+       struct nl_handle *nlh;
+       struct nl_cache *link_cache;
+       int err = 1;
+
+       if (nltool_init(argc, argv) < 0)
+               return -1;
+
+       if (argc < 3 || !strcmp(argv[1], "-h"))
+               print_usage();
+
+       nlh = nl_handle_alloc_nondefault(nltool_cbset);
+       if (!nlh)
+               return -1;
+
+       if (nltool_connect(nlh, NETLINK_ROUTE) < 0)
+               goto errout;
+
+       link_cache = nltool_alloc_link_cache(nlh);
+       if (!link_cache)
+               goto errout_close;
+
+       gargv = &argv[2];
+       gargc = argc - 2;
+
+       if (!strcasecmp(argv[1], "all"))
+               nl_cache_foreach(link_cache, dump_stats, NULL);
+       else {
+               int ifindex = strtoul(argv[1], NULL, 0);
+               struct rtnl_link *link = rtnl_link_get(link_cache, ifindex);
+
+               if (!link) {
+                       fprintf(stderr, "Could not find ifindex %d\n", ifindex);
+                       goto errout_link_cache;
+               }
+
+               dump_stats((struct nl_object *) link, NULL);
+               rtnl_link_put(link);
+       }
+
+       err = 0;
+errout_link_cache:
+       nl_cache_free(link_cache);
+errout_close:
+       nl_close(nlh);
+errout:
+       nl_handle_destroy(nlh);
+       return err;
+}