* Copyright (C) 2008 Doug MacEachern
* Copyright (C) 2009 Florian octo Forster
* Copyright (C) 2009 Marco Chiappero
+ * Copyright (C) 2009 Fabian Schuh
*
* 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
* Doug MacEachern <dougm at hyperic.com>
* Florian octo Forster <octo at verplant.org>
* Marco Chiappero <marco at absence.it>
+ * Fabian Schuh <mail at xeroc.org>
**/
#include "collectd.h"
static vpn_status_t **vpn_list = NULL;
static int vpn_num = 0;
-static int store_compression = 1;
-static int new_naming_schema = 0;
-static int sumover_allusers = 0;
+static _Bool new_naming_schema = 0;
+static _Bool collect_compression = 1;
+static _Bool collect_user_count = 0;
+static _Bool collect_individual_users = 1;
static const char *config_keys[] =
{
"StatusFile",
- "Compression",
+ "Compression", /* old, deprecated name */
"ImprovedNamingSchema",
- "SumOverAllUsers"
+ "CollectCompression",
+ "CollectUserCount",
+ "CollectIndividualUsers"
};
static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
return (i);
} /* int openvpn_strsplit */
+/* dispatches number of users */
+static void numusers_submit (char *pinst, char *tinst, gauge_t value)
+{
+ value_t values[1];
+ value_list_t vl = VALUE_LIST_INIT;
+
+ values[0].gauge = value;
+
+ vl.values = values;
+ vl.values_len = STATIC_ARRAY_SIZE (values);
+ sstrncpy (vl.host, hostname_g, sizeof (vl.host));
+ sstrncpy (vl.plugin, "openvpn", sizeof (vl.plugin));
+ sstrncpy (vl.type, "users", sizeof (vl.type));
+ if (pinst != NULL)
+ sstrncpy (vl.plugin_instance, pinst, sizeof (vl.plugin_instance));
+ if (tinst != NULL)
+ sstrncpy (vl.type_instance, tinst, sizeof (vl.type_instance));
+
+ plugin_dispatch_values (&vl);
+} /* void numusers_submit */
+
/* dispatches stats about traffic (TCP or UDP) generated by the tunnel per single endpoint */
static void iostats_submit (char *pinst, char *tinst, counter_t rx, counter_t tx)
{
iostats_submit (name, "overhead", overhead_rx, overhead_tx);
- if (store_compression)
+ if (collect_compression)
{
compression_submit (name, "data_in", post_decompress, pre_decompress);
compression_submit (name, "data_out", pre_compress, post_compress);
char buffer[1024];
char *fields[10];
int fields_num, read = 0, found_header = 0;
- long long sum_rx = 0;
- long long sum_tx = 0;
+ long long sum_users = 0;
/* read the file until the "ROUTING TABLE" line is found (no more info after) */
while (fgets (buffer, sizeof (buffer), fh) != NULL)
if (fields_num < 4)
continue;
- if (sumover_allusers)
- /* If so, sum over all users, ignore the individuals*/
+ if (collect_user_count)
+ /* If so, sum all users, ignore the individuals*/
{
- sum_rx += atoll(fields[2]);
- sum_tx += atoll(fields[3]);
+ sum_users += 1;
}
- else
+ if (collect_individual_users)
{
if (new_naming_schema)
{
- iostats_submit (fields[0], /* "Common Name" */
- NULL, /* unused when in multimode */
+ iostats_submit (name, /* vpn instance */
+ fields[0], /* "Common Name" */
atoll (fields[2]), /* "Bytes Received" */
atoll (fields[3])); /* "Bytes Sent" */
}
else
{
- iostats_submit (name, /* vpn instance */
- fields[0], /* "Common Name" */
+ iostats_submit (fields[0], /* "Common Name" */
+ NULL, /* unused when in multimode */
atoll (fields[2]), /* "Bytes Received" */
atoll (fields[3])); /* "Bytes Sent" */
}
read = 1;
}
- if (sumover_allusers)
+ if (collect_user_count)
{
- iostats_submit (name, /* vpn instance */
- "OverAllTraffic", /* "Common Name" */
- sum_rx, /* "Bytes Received" */
- sum_tx); /* "Bytes Sent" */
- }
+ numusers_submit(name, name, sum_users);
+ read = 1;
+ }
return (read);
} /* int multi1_read */
char *fields[10];
const int max_fields = STATIC_ARRAY_SIZE (fields);
int fields_num, read = 0;
- long long sum_rx = 0;
- long long sum_tx = 0;
+ long long sum_users = 0;
while (fgets (buffer, sizeof (buffer), fh) != NULL)
{
if (strcmp (fields[0], "CLIENT_LIST") != 0)
continue;
- if (sumover_allusers)
- /* If so, sum over all users, ignore the individuals*/
+ if (collect_user_count)
+ /* If so, sum all users, ignore the individuals*/
{
- sum_rx += atoll(fields[2]);
- sum_tx += atoll(fields[3]);
+ sum_users += 1;
}
- else
+ if (collect_individual_users)
{
if (new_naming_schema)
{
atoll (fields[5])); /* "Bytes Sent" */
}
}
+
read = 1;
}
- if (sumover_allusers)
+ if (collect_user_count)
{
- iostats_submit (name, /* vpn instance */
- "OverAllTraffic", /* "Common Name" */
- sum_rx, /* "Bytes Received" */
- sum_rx); /* "Bytes Sent" */
- }
+ numusers_submit(name, name, sum_users);
+ read = 1;
+ }
return (read);
} /* int multi2_read */
char *fields[15];
const int max_fields = STATIC_ARRAY_SIZE (fields);
int fields_num, read = 0;
- long long sum_rx = 0;
- long long sum_tx = 0;
+ long long sum_users = 0;
while (fgets (buffer, sizeof (buffer), fh) != NULL)
{
if (strcmp (fields[0], "CLIENT_LIST") != 0)
continue;
- if (sumover_allusers)
- /* If so, sum over all users, ignore the individuals*/
+ if (collect_user_count)
+ /* If so, sum all users, ignore the individuals*/
{
- sum_rx += atoll(fields[2]);
- sum_tx += atoll(fields[3]);
+ sum_users += 1;
}
- else
+
+ if (collect_individual_users)
{
if (new_naming_schema)
{
}
}
- if (sumover_allusers)
+ if (collect_user_count)
{
- iostats_submit (name, /* vpn instance */
- "OverAllTraffic", /* "Common Name" */
- sum_rx, /* "Bytes Received" */
- sum_rx); /* "Bytes Sent" */
- }
+ numusers_submit(name, name, sum_users);
+ read = 1;
+ }
return (read);
} /* int multi3_read */
{
char errbuf[1024];
WARNING ("openvpn plugin: fopen(%s) failed: %s", vpn_list[i]->file,
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ sstrerror (errno, errbuf, sizeof (errbuf)));
continue;
}
if (status_version == 0)
{
WARNING ("openvpn plugin: unable to detect status version, \
- discarding status file \"%s\".", value);
+ discarding status file \"%s\".", value);
return (1);
}
{
char errbuf[1024];
WARNING ("openvpn plugin: sstrdup failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ sstrerror (errno, errbuf, sizeof (errbuf)));
return (1);
}
{
char errbuf[1024];
ERROR ("openvpn plugin: malloc failed: %s",
- sstrerror (errno, errbuf, sizeof (errbuf)));
+ sstrerror (errno, errbuf, sizeof (errbuf)));
sfree (temp->file);
sfree (temp);
DEBUG ("openvpn plugin: status file \"%s\" added", temp->file);
} /* if (strcasecmp ("StatusFile", key) == 0) */
- else if (strcasecmp ("Compression", key) == 0)
+ else if ((strcasecmp ("CollectCompression", key) == 0)
+ || (strcasecmp ("Compression", key) == 0)) /* old, deprecated name */
{
- if (IS_TRUE (value))
- store_compression = 1;
+ if (IS_FALSE (value))
+ collect_compression = 0;
else
- {
- store_compression = 0;
- DEBUG ("openvpn plugin: no 'compression statistcs' collected");
- }
- } /* if (strcasecmp ("Compression", key) == 0) */
+ collect_compression = 1;
+ } /* if (strcasecmp ("CollectCompression", key) == 0) */
else if (strcasecmp ("ImprovedNamingSchema", key) == 0)
{
if (IS_TRUE (value))
new_naming_schema = 0;
}
} /* if (strcasecmp ("ImprovedNamingSchema", key) == 0) */
- else if (strcasecmp("SumOverAllUsers", key) == 0)
+ else if (strcasecmp("CollectUserCount", key) == 0)
{
if (IS_TRUE(value))
- {
- DEBUG ("openvpn plugin: Summing up over all users");
- sumover_allusers = 1;
- }
+ collect_user_count = 1;
else
- {
- sumover_allusers = 1;
- }
- } /* if (strcasecmp("SumOverAllUsers", key) == 0) */
+ collect_user_count = 0;
+ } /* if (strcasecmp("CollectUserCount", key) == 0) */
+ else if (strcasecmp("CollectIndividualUsers", key) == 0)
+ {
+ if (IS_FALSE (value))
+ collect_individual_users = 0;
+ else
+ collect_individual_users = 1;
+ } /* if (strcasecmp("CollectIndividualUsers", key) == 0) */
else
{
return (-1);
return (0);
} /* int openvpn_shutdown */
+static int openvpn_init (void)
+{
+ if (!collect_individual_users
+ && !collect_compression
+ && !collect_user_count)
+ {
+ WARNING ("OpenVPN plugin: Neither `CollectIndividualUsers', "
+ "`CollectCompression', nor `CollectUserCount' is true. There's no "
+ "data left to collect.");
+ return (-1);
+ }
+
+ plugin_register_read ("openvpn", openvpn_read);
+ plugin_register_shutdown ("openvpn", openvpn_shutdown);
+
+ return (0);
+} /* int openvpn_init */
+
void module_register (void)
{
plugin_register_config ("openvpn", openvpn_config,
config_keys, config_keys_num);
- plugin_register_read ("openvpn", openvpn_read);
- plugin_register_shutdown ("openvpn", openvpn_shutdown);
+ plugin_register_init ("openvpn", openvpn_init);
} /* void module_register */
/* vim: set sw=2 ts=2 : */