Debian 3.9.10debian/3.9.10debian

1 files changed, 188 insertions, 0 deletions

diff --git a/src/pmdas/linux/proc_net_rpc.c b/src/pmdas/linux/proc_net_rpc.c
new file mode 100644
index 0000000..1b1a940
--- /dev/null
+++ b/src/pmdas/linux/proc_net_rpc.c
@@ -0,0 +1,188 @@
+/*
+ * Linux /proc/net/rpc metrics cluster
+ *
+ * Copyright (c) 2014 Red Hat.
+ * Copyright (c) 2000,2004 Silicon Graphics, Inc.  All Rights Reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "pmapi.h"
+#include "pmda.h"
+#include "indom.h"
+#include "proc_net_rpc.h"
+
+int
+refresh_proc_net_rpc(proc_net_rpc_t *proc_net_rpc)
+{
+    char buf[4096];
+    FILE *fp;
+    char *p;
+    int i;
+
+    memset(proc_net_rpc, 0, sizeof(proc_net_rpc_t));
+
+    /*
+     * client stats
+     */
+    if ((fp = linux_statsfile("/proc/net/rpc/nfs", buf, sizeof(buf))) == NULL) {
+    	proc_net_rpc->client.errcode = -oserror();
+    }
+    else {
+    	proc_net_rpc->client.errcode = 0;
+	while (fgets(buf, sizeof(buf), fp) != NULL) {
+	    if (strncmp(buf, "net", 3) == 0)
+		sscanf(buf, "net %u %u %u %u", 
+		    &proc_net_rpc->client.netcnt,
+		    &proc_net_rpc->client.netudpcnt,
+		    &proc_net_rpc->client.nettcpcnt,
+		    &proc_net_rpc->client.nettcpconn);
+	    else
+	    if (strncmp(buf, "rpc", 3) == 0)
+		sscanf(buf, "rpc %u %u %u", 
+		    &proc_net_rpc->client.rpccnt,
+		    &proc_net_rpc->client.rpcretrans,
+		    &proc_net_rpc->client.rpcauthrefresh);
+	    else
+	    if (strncmp(buf, "proc2", 5) == 0) {
+		if ((p = strtok(buf, " ")) != NULL)
+		    p = strtok(NULL, " ");
+		for (i=0; p && i < NR_RPC_COUNTERS; i++) {
+		    if ((p = strtok(NULL, " ")) == NULL)
+			break;
+		    proc_net_rpc->client.reqcounts[i] = strtoul(p, (char **)NULL, 10);
+		}
+	    }
+	    else
+	    if (strncmp(buf, "proc3", 5) == 0) {
+		if ((p = strtok(buf, " ")) != NULL)
+		    p = strtok(NULL, " ");
+		for (i=0; p && i < NR_RPC3_COUNTERS; i++) {
+		    if ((p = strtok(NULL, " ")) == NULL)
+			break;
+		    proc_net_rpc->client.reqcounts3[i] = strtoul(p, (char **)NULL, 10);
+		}
+	    }
+	    else
+	    if (strncmp(buf, "proc4", 5) == 0) {
+		if ((p = strtok(buf, " ")) != NULL)
+		    p = strtok(NULL, " ");
+		for (i=0; p && i < NR_RPC4_CLI_COUNTERS; i++) {
+		    if ((p = strtok(NULL, " ")) == NULL)
+			break;
+		    proc_net_rpc->client.reqcounts4[i] = strtoul(p, (char **)NULL, 10);
+		}
+	    }
+	}
+
+	fclose(fp);
+    }
+
+    /*
+     * server stats
+     */
+    if ((fp = linux_statsfile("/proc/net/rpc/nfsd", buf, sizeof(buf))) == NULL) {
+    	proc_net_rpc->server.errcode = -oserror();
+    }
+    else {
+	proc_net_rpc->server.errcode = 0;
+	while (fgets(buf, sizeof(buf), fp) != NULL) {
+	    if (strncmp(buf, "rc", 2) == 0)
+		sscanf(buf, "rc %u %u %u %u %u %u %u %u %u",
+		    &proc_net_rpc->server.rchits,
+		    &proc_net_rpc->server.rcmisses,
+		    &proc_net_rpc->server.rcnocache,
+		    &proc_net_rpc->server.fh_cached,
+		    &proc_net_rpc->server.fh_valid,
+		    &proc_net_rpc->server.fh_fixup,
+		    &proc_net_rpc->server.fh_lookup,
+		    &proc_net_rpc->server.fh_stale,
+		    &proc_net_rpc->server.fh_concurrent);
+	    else
+	    if (strncmp(buf, "fh", 2) == 0)
+		sscanf(buf, "fh %u %u %u %u %u",
+		    &proc_net_rpc->server.fh_stale,
+		    &proc_net_rpc->server.fh_lookup,
+		    &proc_net_rpc->server.fh_anon,
+		    &proc_net_rpc->server.fh_nocache_dir,
+		    &proc_net_rpc->server.fh_nocache_nondir);
+	    else
+	    if (strncmp(buf, "io", 2) == 0)
+		sscanf(buf, "io %u %u",
+		    &proc_net_rpc->server.io_read,
+		    &proc_net_rpc->server.io_write);
+	    else
+	    if (strncmp(buf, "th", 2) == 0)
+		sscanf(buf, "th %u %u",
+		    &proc_net_rpc->server.th_cnt,
+		    &proc_net_rpc->server.th_fullcnt);
+	    else
+	    if (strncmp(buf, "net", 3) == 0)
+		sscanf(buf, "net %u %u %u %u", 
+		    &proc_net_rpc->server.netcnt,
+		    &proc_net_rpc->server.netudpcnt,
+		    &proc_net_rpc->server.nettcpcnt,
+		    &proc_net_rpc->server.nettcpconn);
+	    else
+	    if (strncmp(buf, "rpc", 3) == 0)
+		sscanf(buf, "rpc %u %u %u", 
+		    &proc_net_rpc->server.rpccnt,
+		    &proc_net_rpc->server.rpcerr, /* always the sum of the following three fields */
+		    &proc_net_rpc->server.rpcbadfmt);
+	    else
+	    if (strncmp(buf, "proc2", 5) == 0) {
+		if ((p = strtok(buf, " ")) != NULL)
+		    p = strtok(NULL, " ");
+		for (i=0; p && i < NR_RPC_COUNTERS; i++) {
+		    if ((p = strtok(NULL, " ")) == NULL)
+			break;
+		    proc_net_rpc->server.reqcounts[i] = strtoul(p, (char **)NULL, 10);
+		}
+	    }
+	    else
+	    if (strncmp(buf, "proc3", 5) == 0) {
+		if ((p = strtok(buf, " ")) != NULL)
+		    p = strtok(NULL, " ");
+		for (i=0; p && i < NR_RPC3_COUNTERS; i++) {
+		    if ((p = strtok(NULL, " ")) == NULL)
+			break;
+		    proc_net_rpc->server.reqcounts3[i] = strtoul(p, (char **)NULL, 10);
+		}
+	    }
+	    else
+	    if (strncmp(buf, "proc4ops", 8) == 0) {
+		if ((p = strtok(buf, " ")) != NULL)
+		    p = strtok(NULL, " ");
+
+		/* Inst 0 is NULL count (below) */
+		for (i=1; p && i < NR_RPC4_SVR_COUNTERS; i++) {
+		    if ((p = strtok(NULL, " ")) == NULL)
+			break;
+		    proc_net_rpc->server.reqcounts4[i] = strtoul(p, (char **)NULL, 10);
+		}
+	    }
+	    else
+	    if (strncmp(buf, "proc4", 5) == 0) {
+		if ((strtok(buf, " ")) != NULL &&
+		    (strtok(NULL, " ")) != NULL &&
+		    (p = strtok(NULL, " ")) != NULL) { /* 3rd token is NULL count */
+		    proc_net_rpc->server.reqcounts4[0] = strtoul(p, (char **)NULL, 10);
+		}
+	    }
+	}
+
+	fclose(fp);
+    }
+
+    if (proc_net_rpc->client.errcode == 0 && proc_net_rpc->server.errcode == 0)
+    	return 0;
+    return -1;
+}