+++ /dev/null
-/**
- * collectd - src/lvm.c
- * Copyright (C) 2013 Chad Malfait
- *
- * 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; only version 2 of the License is applicable.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Authors:
- * Chad Malfait <malfaitc at yahoo.com>
- **/
-
-#include <lvm2app.h>
-
-#include "collectd.h"
-#include "common.h"
-#include "plugin.h"
-
-static void lvm_submit (char const *plugin_instance, char const *type_instance,
- uint64_t ivalue)
-{
- value_t v;
- value_list_t vl = VALUE_LIST_INIT;
-
- v.gauge = (gauge_t) ivalue;
-
- vl.values = &v;
- vl.values_len = 1;
-
- sstrncpy(vl.host, hostname_g, sizeof (vl.host));
- sstrncpy(vl.plugin, "lvm", sizeof (vl.plugin));
- sstrncpy(vl.plugin_instance, plugin_instance, sizeof (vl.plugin_instance));
- sstrncpy(vl.type, "df_complex", sizeof (vl.type));
- sstrncpy(vl.type_instance, type_instance, sizeof (vl.type_instance));
-
- plugin_dispatch_values (&vl);
-}
-
-static int vg_read(vg_t vg, char const *vg_name)
-{
- struct dm_list *lvs;
- struct lvm_lv_list *lvl;
-
- lvm_submit (vg_name, "free", lvm_vg_get_free_size(vg));
-
- lvs = lvm_vg_list_lvs(vg);
- if (!lvs) {
- /* no VGs are defined, which is not an error per se */
- return (0);
- }
-
- dm_list_iterate_items(lvl, lvs) {
- lvm_submit(vg_name, lvm_lv_get_name(lvl->lv), lvm_lv_get_size(lvl->lv));
- }
-
- return (0);
-}
-
-static int lvm_read(void)
-{
- lvm_t lvm;
- struct dm_list *vg_names;
- struct lvm_str_list *name_list;
-
- lvm = lvm_init(NULL);
- if (!lvm) {
- ERROR("lvm plugin: lvm_init failed.");
- return (-1);
- }
-
- vg_names = lvm_list_vg_names(lvm);
- if (!vg_names) {
- ERROR("lvm plugin lvm_list_vg_name failed %s", lvm_errmsg(lvm));
- lvm_quit(lvm);
- return (-1);
- }
-
- dm_list_iterate_items(name_list, vg_names) {
- vg_t vg;
-
- vg = lvm_vg_open(lvm, name_list->str, "r", 0);
- if (!vg) {
- ERROR ("lvm plugin: lvm_vg_open (%s) failed: %s",
- name_list->str, lvm_errmsg(lvm));
- continue;
- }
-
- vg_read(vg, name_list->str);
- lvm_vg_close(vg);
- }
-
- lvm_quit(lvm);
- return (0);
-} /*lvm_read */
-
-void module_register(void)
-{
- plugin_register_read("lvm", lvm_read);
-} /* void module_register */