interface plugin: Add UniqueName config property.

[collectd.git] / src / interface.c

diff --git a/src/interface.c b/src/interface.c
index e17711e..d9a0db3 100644 (file)
--- a/src/interface.c
+++ b/src/interface.c
@@ -89,6 +89,7 @@ static const char *config_keys[] =
 static int config_keys_num = 2;
 
 static ignorelist_t *ignorelist = NULL;
+static _Bool unique_name = 0;
 
 #ifdef HAVE_LIBKSTAT
 #define MAX_NUMIF 256
@@ -113,6 +114,11 @@ static int interface_config (const char *key, const char *value)
                        invert = 0;
                ignorelist_set_invert (ignorelist, invert);
        }
+       else if (strcasecmp (key, "UniqueName") == 0)
+       {
+               if (IS_TRUE (value))
+                       unique_name = 1;
+       }
        else
        {
                return (-1);
@@ -285,6 +291,7 @@ static int interface_read (void)
        int i;
        derive_t rx;
        derive_t tx;
+       char iname[DATA_MAX_NAME_LEN];
 
        if (kc == NULL)
                return (-1);
@@ -294,6 +301,11 @@ static int interface_read (void)
                if (kstat_read (kc, ksp[i], NULL) == -1)
                        continue;
 
+               if (unique_name)
+                       snprintf(iname, sizeof(iname), "%s_%d_%s", ksp[i]->ks_module, ksp[i]->ks_instance, ksp[i]->ks_name);
+               else
+                       snprintf(iname, sizeof(iname), "%s", ksp[i]->ks_name);
+
                /* try to get 64bit counters */
                rx = get_kstat_value (ksp[i], "rbytes64");
                tx = get_kstat_value (ksp[i], "obytes64");
@@ -303,7 +315,7 @@ static int interface_read (void)
                if (tx == -1LL)
                        tx = get_kstat_value (ksp[i], "obytes");
                if ((rx != -1LL) || (tx != -1LL))
-                       if_submit (ksp[i]->ks_name, "if_octets", rx, tx);
+                       if_submit (iname, "if_octets", rx, tx);
 
                /* try to get 64bit counters */
                rx = get_kstat_value (ksp[i], "ipackets64");
@@ -314,13 +326,13 @@ static int interface_read (void)
                if (tx == -1LL)
                        tx = get_kstat_value (ksp[i], "opackets");
                if ((rx != -1LL) || (tx != -1LL))
-                       if_submit (ksp[i]->ks_name, "if_packets", rx, tx);
+                       if_submit (iname, "if_packets", rx, tx);
 
                /* no 64bit error counters yet */
                rx = get_kstat_value (ksp[i], "ierrors");
                tx = get_kstat_value (ksp[i], "oerrors");
                if ((rx != -1LL) || (tx != -1LL))
-                       if_submit (ksp[i]->ks_name, "if_errors", rx, tx);
+                       if_submit (iname, "if_errors", rx, tx);
        }
 /* #endif HAVE_LIBKSTAT */