#include <kstat.h>
#endif
+static const char *config_keys[] = {"ReportV2", "ReportV3", "ReportV4"};
+static int config_keys_num = STATIC_ARRAY_SIZE(config_keys);
+static _Bool report_v2 = 1;
+static _Bool report_v3 = 1;
+static _Bool report_v4 = 1;
+
/*
see /proc/net/rpc/nfs
see http://www.missioncriticallinux.com/orph/NFS-Statistics
static kstat_t *nfs4_ksp_server;
#endif
+static int nfs_config(const char *key, const char *value) {
+ if (strcasecmp(key, "ReportV2") == 0)
+ report_v2 = IS_TRUE(value);
+ else if (strcasecmp(key, "ReportV3") == 0)
+ report_v3 = IS_TRUE(value);
+ else if (strcasecmp(key, "ReportV4") == 0)
+ report_v4 = IS_TRUE(value);
+ else
+ return -1;
+
+ return 0;
+}
+
#if KERNEL_LINUX
static int nfs_init(void) { return 0; }
/* #endif KERNEL_LINUX */
char plugin_instance[DATA_MAX_NAME_LEN];
value_t values[fields_num];
- ssnprintf(plugin_instance, sizeof(plugin_instance), "v%i%s", nfs_version,
- instance);
+ snprintf(plugin_instance, sizeof(plugin_instance), "v%i%s", nfs_version,
+ instance);
for (size_t i = 0; i < fields_num; i++)
(void)parse_value(fields[i], &values[i], DS_TYPE_DERIVE);
if (fields_num < 3)
continue;
- if (strcmp(fields[0], "proc2") == 0) {
+ if (strcmp(fields[0], "proc2") == 0 && report_v2) {
nfs_submit_fields_safe(/* version = */ 2, inst, fields + 2,
(size_t)(fields_num - 2), nfs2_procedures_names,
nfs2_procedures_names_num);
- } else if (strncmp(fields[0], "proc3", 5) == 0) {
+ } else if (strncmp(fields[0], "proc3", 5) == 0 && report_v3) {
nfs_submit_fields_safe(/* version = */ 3, inst, fields + 2,
(size_t)(fields_num - 2), nfs3_procedures_names,
nfs3_procedures_names_num);
- } else if (strcmp(fields[0], "proc4ops") == 0) {
+ } else if (strcmp(fields[0], "proc4ops") == 0 && report_v4) {
if (inst[0] == 's')
nfs_submit_nfs4_server(inst, fields + 2, (size_t)(fields_num - 2));
- } else if (strcmp(fields[0], "proc4") == 0) {
+ } else if (strcmp(fields[0], "proc4") == 0 && report_v4) {
if (inst[0] == 'c')
nfs_submit_nfs4_client(inst, fields + 2, (size_t)(fields_num - 2));
}
if (ksp == NULL)
return EINVAL;
- ssnprintf(plugin_instance, sizeof(plugin_instance), "v%i%s", nfs_version,
- inst);
+ snprintf(plugin_instance, sizeof(plugin_instance), "v%i%s", nfs_version,
+ inst);
kstat_read(kc, ksp, NULL);
for (size_t i = 0; i < proc_names_num; i++) {
#elif HAVE_LIBKSTAT
static int nfs_read(void) {
- nfs_read_kstat(nfs2_ksp_client, /* version = */ 2, "client",
- nfs2_procedures_names, nfs2_procedures_names_num);
- nfs_read_kstat(nfs2_ksp_server, /* version = */ 2, "server",
- nfs2_procedures_names, nfs2_procedures_names_num);
- nfs_read_kstat(nfs3_ksp_client, /* version = */ 3, "client",
- nfs3_procedures_names, nfs3_procedures_names_num);
- nfs_read_kstat(nfs3_ksp_server, /* version = */ 3, "server",
- nfs3_procedures_names, nfs3_procedures_names_num);
- nfs_read_kstat(nfs4_ksp_client, /* version = */ 4, "client",
- nfs4_procedures_names, nfs4_procedures_names_num);
- nfs_read_kstat(nfs4_ksp_server, /* version = */ 4, "server",
- nfs4_procedures_names, nfs4_procedures_names_num);
+ if (report_v2) {
+ nfs_read_kstat(nfs2_ksp_client, /* version = */ 2, "client",
+ nfs2_procedures_names, nfs2_procedures_names_num);
+ nfs_read_kstat(nfs2_ksp_server, /* version = */ 2, "server",
+ nfs2_procedures_names, nfs2_procedures_names_num);
+ }
+ if (report_v3) {
+ nfs_read_kstat(nfs3_ksp_client, /* version = */ 3, "client",
+ nfs3_procedures_names, nfs3_procedures_names_num);
+ nfs_read_kstat(nfs3_ksp_server, /* version = */ 3, "server",
+ nfs3_procedures_names, nfs3_procedures_names_num);
+ }
+ if (report_v2) {
+ nfs_read_kstat(nfs4_ksp_client, /* version = */ 4, "client",
+ nfs4_procedures_names, nfs4_procedures_names_num);
+ nfs_read_kstat(nfs4_ksp_server, /* version = */ 4, "server",
+ nfs4_procedures_names, nfs4_procedures_names_num);
+ }
return 0;
}
#endif /* HAVE_LIBKSTAT */
void module_register(void) {
+ plugin_register_config("nfs", nfs_config, config_keys, config_keys_num);
plugin_register_init("nfs", nfs_init);
plugin_register_read("nfs", nfs_read);
} /* void module_register */