2 * collectd - src/write_mongodb.c
3 * Copyright (C) 2010-2012 Florian Forster
4 * Copyright (C) 2010 Akkarit Sangpetch
5 * Copyright (C) 2012 Chris Lundquist
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
26 * Florian Forster <ff at octo.it>
27 * Akkarit Sangpetch <asangpet at andrew.cmu.edu>
28 * Chris Lundquist <clundquist at bluebox.net>
34 #include "configfile.h"
35 #include "utils_cache.h"
40 # define MONGO_HAVE_STDINT 1
42 # define MONGO_USE_LONG_LONG_INT 1
48 char name[DATA_MAX_NAME_LEN];
61 typedef struct wm_node_s wm_node_t;
66 static int wm_write (const data_set_t *ds, /* {{{ */
67 const value_list_t *vl,
70 wm_node_t *node = ud->data;
71 char collection_name[512];
76 gauge_t *rates = NULL;
77 if (node->store_rates)
79 rates = uc_get_rate (ds, vl);
82 ERROR ("write_mongodb plugin: uc_get_rate() failed.");
87 ssnprintf(collection_name, sizeof (collection_name), "collectd.%s", vl->plugin);
90 bson_append_double (&record, "time", CDTIME_T_TO_DOUBLE (vl->time));
91 bson_append_string (&record, "host", vl->host);
92 bson_append_string (&record, "plugin_instance", vl->plugin_instance);
93 bson_append_string (&record, "type", vl->type);
94 bson_append_string (&record, "type_instance", vl->type_instance);
96 for (i = 0; i < ds->ds_num; i++)
98 if (ds->ds[i].type == DS_TYPE_GAUGE)
99 bson_append_double(&record, ds->ds[i].name, vl->values[i].gauge);
100 else if (node->store_rates)
101 bson_append_double(&record, ds->ds[i].name, (double) rates[i]);
102 else if (ds->ds[i].type == DS_TYPE_COUNTER)
103 bson_append_long(&record, ds->ds[i].name, vl->values[i].counter);
104 else if (ds->ds[i].type == DS_TYPE_DERIVE)
105 bson_append_long(&record, ds->ds[i].name, vl->values[i].derive);
106 else if (ds->ds[i].type == DS_TYPE_ABSOLUTE)
107 bson_append_long(&record, ds->ds[i].name, vl->values[i].absolute);
111 /* We must finish the record, other wise the insert will fail */
112 bson_finish(&record);
116 pthread_mutex_lock (&node->lock);
118 if (node->connected == 0)
120 status = mongo_connect(node->conn, node->host, node->port);
121 if (status != MONGO_OK) {
122 ERROR ("write_mongodb plugin: Connecting to host \"%s\" (port %i) failed.",
123 (node->host != NULL) ? node->host : "localhost",
124 (node->port != 0) ? node->port : MONGO_DEFAULT_PORT);
125 mongo_destroy(node->conn);
126 pthread_mutex_unlock (&node->lock);
133 /* Assert if the connection has been established */
134 assert (node->connected == 1);
136 DEBUG ( "write_mongodb plugin: writing record");
137 /* bson_print(&record); */
139 status = mongo_insert(node->conn,collection_name,&record);
141 if(status != MONGO_OK)
143 ERROR ( "write_mongodb plugin: error inserting record: %d", node->conn->err);
144 if (node->conn->err == MONGO_BSON_INVALID)
145 ERROR ("write_mongodb plugin: %s", node->conn->errstr);
147 ERROR ("write_mongodb plugin: %s", record.errstr);
150 pthread_mutex_unlock (&node->lock);
151 /* free our resource as not to leak memory */
152 bson_destroy(&record);
155 } /* }}} int wm_write */
157 static void wm_config_free (void *ptr) /* {{{ */
159 wm_node_t *node = ptr;
164 if (node->connected != 0)
166 mongo_destroy(node->conn);
172 } /* }}} void wm_config_free */
174 static int wm_config_node (oconfig_item_t *ci) /* {{{ */
180 node = malloc (sizeof (*node));
183 memset (node, 0, sizeof (*node));
186 node->timeout = 1000;
188 node->store_rates = 1;
189 pthread_mutex_init (&node->lock, /* attr = */ NULL);
191 status = cf_util_get_string_buffer (ci, node->name, sizeof (node->name));
199 for (i = 0; i < ci->children_num; i++)
201 oconfig_item_t *child = ci->children + i;
203 if (strcasecmp ("Host", child->key) == 0)
204 status = cf_util_get_string (child, &node->host);
205 else if (strcasecmp ("Port", child->key) == 0)
207 status = cf_util_get_port_number (child);
214 else if (strcasecmp ("Timeout", child->key) == 0)
215 status = cf_util_get_int (child, &node->timeout);
216 else if (strcasecmp ("StoreRates", child->key) == 0)
217 status = cf_util_get_boolean (child, &node->store_rates);
219 WARNING ("write_mongodb plugin: Ignoring unknown config option \"%s\".",
224 } /* for (i = 0; i < ci->children_num; i++) */
228 char cb_name[DATA_MAX_NAME_LEN];
231 ssnprintf (cb_name, sizeof (cb_name), "write_mongodb/%s", node->name);
234 ud.free_func = wm_config_free;
236 status = plugin_register_write (cb_name, wm_write, &ud);
237 INFO ("write_mongodb plugin: registered write plugin %s %d",cb_name,status);
241 wm_config_free (node);
244 } /* }}} int wm_config_node */
246 static int wm_config (oconfig_item_t *ci) /* {{{ */
250 for (i = 0; i < ci->children_num; i++)
252 oconfig_item_t *child = ci->children + i;
254 if (strcasecmp ("Node", child->key) == 0)
255 wm_config_node (child);
257 WARNING ("write_mongodb plugin: Ignoring unknown "
258 "configuration option \"%s\" at top level.", child->key);
262 } /* }}} int wm_config */
264 void module_register (void)
266 plugin_register_complex_config ("write_mongodb", wm_config);
269 /* vim: set sw=2 sts=2 tw=78 et fdm=marker : */