2 * collectd - src/bind.c
3 * Copyright (C) 2009 Bruno Prémont
4 * Copyright (C) 2009,2010 Florian Forster
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; only version 2 of the License is applicable.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 * Bruno Prémont <bonbons at linux-vserver.org>
21 * Florian Forster <octo at collectd.org>
26 #if STRPTIME_NEEDS_STANDARDS
27 # ifndef _ISOC99_SOURCE
28 # define _ISOC99_SOURCE 1
30 # ifndef _POSIX_C_SOURCE
31 # define _POSIX_C_SOURCE 200112L
33 # ifndef _XOPEN_SOURCE
34 # define _XOPEN_SOURCE 500
36 #endif /* STRPTIME_NEEDS_STANDARDS */
41 #include "configfile.h"
43 /* Some versions of libcurl don't include this themselves and then don't have
44 * fd_set available. */
46 # include <sys/select.h>
49 #include <curl/curl.h>
50 #include <libxml/parser.h>
51 #include <libxml/xpath.h>
53 #ifndef BIND_DEFAULT_URL
54 # define BIND_DEFAULT_URL "http://localhost:8053/"
58 * Some types used for the callback functions. `translation_table_ptr_t' and
59 * `list_info_ptr_t' are passed to the callbacks in the `void *user_data'
62 typedef int (*list_callback_t) (const char *name, value_t value,
63 time_t current_time, void *user_data);
76 typedef struct cb_view_s cb_view_t;
78 struct translation_info_s
82 const char *type_instance;
84 typedef struct translation_info_s translation_info_t;
86 struct translation_table_ptr_s
88 const translation_info_t *table;
90 const char *plugin_instance;
92 typedef struct translation_table_ptr_s translation_table_ptr_t;
94 struct list_info_ptr_s
96 const char *plugin_instance;
99 typedef struct list_info_ptr_s list_info_ptr_t;
101 /* FIXME: Enabled by default for backwards compatibility. */
102 /* TODO: Remove time parsing code. */
103 static _Bool config_parse_time = 1;
105 static char *url = NULL;
106 static int global_opcodes = 1;
107 static int global_qtypes = 1;
108 static int global_server_stats = 1;
109 static int global_zone_maint_stats = 1;
110 static int global_resolver_stats = 0;
111 static int global_memory_stats = 1;
112 static int timeout = -1;
114 static cb_view_t *views = NULL;
115 static size_t views_num = 0;
117 static CURL *curl = NULL;
119 static char *bind_buffer = NULL;
120 static size_t bind_buffer_size = 0;
121 static size_t bind_buffer_fill = 0;
122 static char bind_curl_error[CURL_ERROR_SIZE];
124 /* Translation table for the `nsstats' values. */
125 static const translation_info_t nsstats_translation_table[] = /* {{{ */
128 { "Requestv4", "dns_request", "IPv4" },
129 { "Requestv6", "dns_request", "IPv6" },
130 { "ReqEdns0", "dns_request", "EDNS0" },
131 { "ReqBadEDNSVer", "dns_request", "BadEDNSVer" },
132 { "ReqTSIG", "dns_request", "TSIG" },
133 { "ReqSIG0", "dns_request", "SIG0" },
134 { "ReqBadSIG", "dns_request", "BadSIG" },
135 { "ReqTCP", "dns_request", "TCP" },
137 { "AuthQryRej", "dns_reject", "authorative" },
138 { "RecQryRej", "dns_reject", "recursive" },
139 { "XfrRej", "dns_reject", "transfer" },
140 { "UpdateRej", "dns_reject", "update" },
142 { "Response", "dns_response", "normal" },
143 { "TruncatedResp", "dns_response", "truncated" },
144 { "RespEDNS0", "dns_response", "EDNS0" },
145 { "RespTSIG", "dns_response", "TSIG" },
146 { "RespSIG0", "dns_response", "SIG0" },
148 { "QryAuthAns", "dns_query", "authorative" },
149 { "QryNoauthAns", "dns_query", "nonauth" },
150 { "QryReferral", "dns_query", "referral" },
151 { "QryRecursion", "dns_query", "recursion" },
152 { "QryDuplicate", "dns_query", "dupliate" },
153 { "QryDropped", "dns_query", "dropped" },
154 { "QryFailure", "dns_query", "failure" },
156 { "QrySuccess", "dns_rcode", "tx-NOERROR" },
157 { "QryNxrrset", "dns_rcode", "tx-NXRRSET" },
158 { "QrySERVFAIL", "dns_rcode", "tx-SERVFAIL" },
159 { "QryFORMERR", "dns_rcode", "tx-FORMERR" },
160 { "QryNXDOMAIN", "dns_rcode", "tx-NXDOMAIN" }
162 { "XfrReqDone", "type", "type_instance" },
163 { "UpdateReqFwd", "type", "type_instance" },
164 { "UpdateRespFwd", "type", "type_instance" },
165 { "UpdateFwdFail", "type", "type_instance" },
166 { "UpdateDone", "type", "type_instance" },
167 { "UpdateFail", "type", "type_instance" },
168 { "UpdateBadPrereq", "type", "type_instance" },
171 static int nsstats_translation_table_length =
172 STATIC_ARRAY_SIZE (nsstats_translation_table);
175 /* Translation table for the `zonestats' values. */
176 static const translation_info_t zonestats_translation_table[] = /* {{{ */
179 { "NotifyOutv4", "dns_notify", "tx-IPv4" },
180 { "NotifyOutv6", "dns_notify", "tx-IPv6" },
181 { "NotifyInv4", "dns_notify", "rx-IPv4" },
182 { "NotifyInv6", "dns_notify", "rx-IPv6" },
183 { "NotifyRej", "dns_notify", "rejected" },
184 /* SOA/AXFS/IXFS requests */
185 { "SOAOutv4", "dns_opcode", "SOA-IPv4" },
186 { "SOAOutv6", "dns_opcode", "SOA-IPv6" },
187 { "AXFRReqv4", "dns_opcode", "AXFR-IPv4" },
188 { "AXFRReqv6", "dns_opcode", "AXFR-IPv6" },
189 { "IXFRReqv4", "dns_opcode", "IXFR-IPv4" },
190 { "IXFRReqv6", "dns_opcode", "IXFR-IPv6" },
191 /* Domain transfers */
192 { "XfrSuccess", "dns_transfer", "success" },
193 { "XfrFail", "dns_transfer", "failure" }
195 static int zonestats_translation_table_length =
196 STATIC_ARRAY_SIZE (zonestats_translation_table);
199 /* Translation table for the `resstats' values. */
200 static const translation_info_t resstats_translation_table[] = /* {{{ */
202 /* Generic resolver information */
203 { "Queryv4", "dns_query", "IPv4" },
204 { "Queryv6", "dns_query", "IPv6" },
205 { "Responsev4", "dns_response", "IPv4" },
206 { "Responsev6", "dns_response", "IPv6" },
207 /* Received response codes */
208 { "NXDOMAIN", "dns_rcode", "rx-NXDOMAIN" },
209 { "SERVFAIL", "dns_rcode", "rx-SERVFAIL" },
210 { "FORMERR", "dns_rcode", "rx-FORMERR" },
211 { "OtherError", "dns_rcode", "rx-OTHER" },
212 { "EDNS0Fail", "dns_rcode", "rx-EDNS0Fail"},
213 /* Received responses */
214 { "Mismatch", "dns_response", "mismatch" },
215 { "Truncated", "dns_response", "truncated" },
216 { "Lame", "dns_response", "lame" },
217 { "Retry", "dns_query", "retry" },
219 { "GlueFetchv4", "type", "type_instance" },
220 { "GlueFetchv6", "type", "type_instance" },
221 { "GlueFetchv4Fail", "type", "type_instance" },
222 { "GlueFetchv6Fail", "type", "type_instance" },
224 /* DNSSEC information */
225 { "ValAttempt", "dns_resolver", "DNSSEC-attempt" },
226 { "ValOk", "dns_resolver", "DNSSEC-okay" },
227 { "ValNegOk", "dns_resolver", "DNSSEC-negokay" },
228 { "ValFail", "dns_resolver", "DNSSEC-fail" }
230 static int resstats_translation_table_length =
231 STATIC_ARRAY_SIZE (resstats_translation_table);
234 /* Translation table for the `memory/summary' values. */
235 static const translation_info_t memsummary_translation_table[] = /* {{{ */
237 { "TotalUse", "memory", "TotalUse" },
238 { "InUse", "memory", "InUse" },
239 { "BlockSize", "memory", "BlockSize" },
240 { "ContextSize", "memory", "ContextSize" },
241 { "Lost", "memory", "Lost" }
243 static int memsummary_translation_table_length =
244 STATIC_ARRAY_SIZE (memsummary_translation_table);
247 static void submit (time_t ts, const char *plugin_instance, /* {{{ */
248 const char *type, const char *type_instance, value_t value)
251 value_list_t vl = VALUE_LIST_INIT;
257 if (config_parse_time)
258 vl.time = TIME_T_TO_CDTIME_T (ts);
259 sstrncpy(vl.host, hostname_g, sizeof(vl.host));
260 sstrncpy(vl.plugin, "bind", sizeof(vl.plugin));
261 if (plugin_instance) {
262 sstrncpy(vl.plugin_instance, plugin_instance,
263 sizeof(vl.plugin_instance));
264 replace_special (vl.plugin_instance, sizeof (vl.plugin_instance));
266 sstrncpy(vl.type, type, sizeof(vl.type));
268 sstrncpy(vl.type_instance, type_instance,
269 sizeof(vl.type_instance));
270 replace_special (vl.type_instance, sizeof (vl.type_instance));
272 plugin_dispatch_values(&vl);
273 } /* }}} void submit */
275 static size_t bind_curl_callback (void *buf, size_t size, /* {{{ */
276 size_t nmemb, void __attribute__((unused)) *stream)
278 size_t len = size * nmemb;
283 if ((bind_buffer_fill + len) >= bind_buffer_size)
287 temp = realloc(bind_buffer, bind_buffer_fill + len + 1);
290 ERROR ("bind plugin: realloc failed.");
294 bind_buffer_size = bind_buffer_fill + len + 1;
297 memcpy (bind_buffer + bind_buffer_fill, (char *) buf, len);
298 bind_buffer_fill += len;
299 bind_buffer[bind_buffer_fill] = 0;
302 } /* }}} size_t bind_curl_callback */
305 * Callback, that's called with a translation table.
306 * (Plugin instance is fixed, type and type instance come from lookup table.)
308 static int bind_xml_table_callback (const char *name, value_t value, /* {{{ */
309 time_t current_time, void *user_data)
311 translation_table_ptr_t *table = (translation_table_ptr_t *) user_data;
317 for (i = 0; i < table->table_length; i++)
319 if (strcmp (table->table[i].xml_name, name) != 0)
322 submit (current_time,
323 table->plugin_instance,
324 table->table[i].type,
325 table->table[i].type_instance,
331 } /* }}} int bind_xml_table_callback */
334 * Callback, that's used for lists.
335 * (Plugin instance and type are fixed, xml name is used as type instance.)
337 static int bind_xml_list_callback (const char *name, /* {{{ */
338 value_t value, time_t current_time, void *user_data)
340 list_info_ptr_t *list_info = (list_info_ptr_t *) user_data;
342 if (list_info == NULL)
345 submit (current_time,
346 list_info->plugin_instance,
348 /* type instance = */ name,
352 } /* }}} int bind_xml_list_callback */
354 static int bind_xml_read_derive (xmlDoc *doc, xmlNode *node, /* {{{ */
361 str_ptr = (char *) xmlNodeListGetString (doc, node->xmlChildrenNode, 1);
364 ERROR ("bind plugin: bind_xml_read_derive: xmlNodeListGetString failed.");
368 status = parse_value (str_ptr, &value, DS_TYPE_DERIVE);
371 ERROR ("bind plugin: Parsing string \"%s\" to derive value failed.",
378 *ret_value = value.derive;
380 } /* }}} int bind_xml_read_derive */
382 static int bind_xml_read_gauge (xmlDoc *doc, xmlNode *node, /* {{{ */
385 char *str_ptr, *end_ptr;
388 str_ptr = (char *) xmlNodeListGetString (doc, node->xmlChildrenNode, 1);
391 ERROR ("bind plugin: bind_xml_read_gauge: xmlNodeListGetString failed.");
396 value = strtod (str_ptr, &end_ptr);
398 if (str_ptr == end_ptr || errno)
400 if (errno && (value < 0))
401 ERROR ("bind plugin: bind_xml_read_gauge: strtod failed with underflow.");
402 else if (errno && (value > 0))
403 ERROR ("bind plugin: bind_xml_read_gauge: strtod failed with overflow.");
405 ERROR ("bind plugin: bind_xml_read_gauge: strtod failed.");
409 *ret_value = (gauge_t) value;
411 } /* }}} int bind_xml_read_gauge */
413 static int bind_xml_read_timestamp (const char *xpath_expression, /* {{{ */
414 xmlDoc *doc, xmlXPathContext *xpathCtx, time_t *ret_value)
416 xmlXPathObject *xpathObj = NULL;
422 xpathObj = xmlXPathEvalExpression (BAD_CAST xpath_expression, xpathCtx);
423 if (xpathObj == NULL)
425 ERROR ("bind plugin: Unable to evaluate XPath expression `%s'.",
430 if ((xpathObj->nodesetval == NULL) || (xpathObj->nodesetval->nodeNr < 1))
432 xmlXPathFreeObject (xpathObj);
436 if (xpathObj->nodesetval->nodeNr != 1)
438 NOTICE ("bind plugin: Evaluating the XPath expression `%s' returned "
439 "%i nodes. Only handling the first one.",
440 xpath_expression, xpathObj->nodesetval->nodeNr);
443 node = xpathObj->nodesetval->nodeTab[0];
445 if (node->xmlChildrenNode == NULL)
447 ERROR ("bind plugin: bind_xml_read_timestamp: "
448 "node->xmlChildrenNode == NULL");
449 xmlXPathFreeObject (xpathObj);
453 str_ptr = (char *) xmlNodeListGetString (doc, node->xmlChildrenNode, 1);
456 ERROR ("bind plugin: bind_xml_read_timestamp: xmlNodeListGetString failed.");
457 xmlXPathFreeObject (xpathObj);
461 memset (&tm, 0, sizeof(tm));
462 tmp = strptime (str_ptr, "%Y-%m-%dT%T", &tm);
466 ERROR ("bind plugin: bind_xml_read_timestamp: strptime failed.");
467 xmlXPathFreeObject (xpathObj);
471 *ret_value = mktime(&tm);
473 xmlXPathFreeObject (xpathObj);
475 } /* }}} int bind_xml_read_timestamp */
478 * bind_parse_generic_name_value
480 * Reads statistics in the form:
483 * <counter>123</counter>
486 static int bind_parse_generic_name_value (const char *xpath_expression, /* {{{ */
487 list_callback_t list_callback,
489 xmlDoc *doc, xmlXPathContext *xpathCtx,
490 time_t current_time, int ds_type)
492 xmlXPathObject *xpathObj = NULL;
496 xpathObj = xmlXPathEvalExpression(BAD_CAST xpath_expression, xpathCtx);
497 if (xpathObj == NULL)
499 ERROR("bind plugin: Unable to evaluate XPath expression `%s'.",
505 /* Iterate over all matching nodes. */
506 for (i = 0; xpathObj->nodesetval && (i < xpathObj->nodesetval->nodeNr); i++)
508 xmlNode *name_node = NULL;
509 xmlNode *counter = NULL;
513 parent = xpathObj->nodesetval->nodeTab[i];
514 DEBUG ("bind plugin: bind_parse_generic_name_value: parent->name = %s;",
515 (char *) parent->name);
517 /* Iterate over all child nodes. */
518 for (child = parent->xmlChildrenNode;
522 if (child->type != XML_ELEMENT_NODE)
525 if (xmlStrcmp (BAD_CAST "name", child->name) == 0)
527 else if (xmlStrcmp (BAD_CAST "counter", child->name) == 0)
531 if ((name_node != NULL) && (counter != NULL))
533 char *name = (char *) xmlNodeListGetString (doc,
534 name_node->xmlChildrenNode, 1);
538 if (ds_type == DS_TYPE_GAUGE)
539 status = bind_xml_read_gauge (doc, counter, &value.gauge);
541 status = bind_xml_read_derive (doc, counter, &value.derive);
545 status = (*list_callback) (name, value, current_time, user_data);
553 DEBUG ("bind plugin: Found %d %s for XPath expression `%s'",
554 num_entries, (num_entries == 1) ? "entry" : "entries",
557 xmlXPathFreeObject(xpathObj);
560 } /* }}} int bind_parse_generic_name_value */
563 * bind_parse_generic_value_list
565 * Reads statistics in the form:
573 static int bind_parse_generic_value_list (const char *xpath_expression, /* {{{ */
574 list_callback_t list_callback,
576 xmlDoc *doc, xmlXPathContext *xpathCtx,
577 time_t current_time, int ds_type)
579 xmlXPathObject *xpathObj = NULL;
583 xpathObj = xmlXPathEvalExpression(BAD_CAST xpath_expression, xpathCtx);
584 if (xpathObj == NULL)
586 ERROR("bind plugin: Unable to evaluate XPath expression `%s'.",
592 /* Iterate over all matching nodes. */
593 for (i = 0; xpathObj->nodesetval && (i < xpathObj->nodesetval->nodeNr); i++)
597 /* Iterate over all child nodes. */
598 for (child = xpathObj->nodesetval->nodeTab[i]->xmlChildrenNode;
606 if (child->type != XML_ELEMENT_NODE)
609 node_name = (char *) child->name;
611 if (ds_type == DS_TYPE_GAUGE)
612 status = bind_xml_read_gauge (doc, child, &value.gauge);
614 status = bind_xml_read_derive (doc, child, &value.derive);
618 status = (*list_callback) (node_name, value, current_time, user_data);
624 DEBUG ("bind plugin: Found %d %s for XPath expression `%s'",
625 num_entries, (num_entries == 1) ? "entry" : "entries",
628 xmlXPathFreeObject(xpathObj);
631 } /* }}} int bind_parse_generic_value_list */
634 * bind_parse_generic_name_attr_value_list
636 * Reads statistics in the form:
638 * <counter name="name0">123</counter>
639 * <counter name="name1">234</counter>
640 * <counter name="name2">345</counter>
644 static int bind_parse_generic_name_attr_value_list (const char *xpath_expression, /* {{{ */
645 list_callback_t list_callback,
647 xmlDoc *doc, xmlXPathContext *xpathCtx,
648 time_t current_time, int ds_type)
650 xmlXPathObject *xpathObj = NULL;
654 xpathObj = xmlXPathEvalExpression(BAD_CAST xpath_expression, xpathCtx);
655 if (xpathObj == NULL)
657 ERROR("bind plugin: Unable to evaluate XPath expression `%s'.",
663 /* Iterate over all matching nodes. */
664 for (i = 0; xpathObj->nodesetval && (i < xpathObj->nodesetval->nodeNr); i++)
668 /* Iterate over all child nodes. */
669 for (child = xpathObj->nodesetval->nodeTab[i]->xmlChildrenNode;
673 if (child->type != XML_ELEMENT_NODE)
676 if (strncmp ("counter", (char *) child->name, strlen ("counter")) != 0)
683 attr_name = (char *) xmlGetProp (child, BAD_CAST "name");
684 if (attr_name == NULL)
686 DEBUG ("bind plugin: found <counter> without name.");
689 if (ds_type == DS_TYPE_GAUGE)
690 status = bind_xml_read_gauge (doc, child, &value.gauge);
692 status = bind_xml_read_derive (doc, child, &value.derive);
696 status = (*list_callback) (attr_name, value, current_time, user_data);
702 DEBUG ("bind plugin: Found %d %s for XPath expression `%s'",
703 num_entries, (num_entries == 1) ? "entry" : "entries",
706 xmlXPathFreeObject(xpathObj);
709 } /* }}} int bind_parse_generic_name_attr_value_list */
711 static int bind_xml_stats_handle_zone (int version, xmlDoc *doc, /* {{{ */
712 xmlXPathContext *path_ctx, xmlNode *node, cb_view_t *view,
715 xmlXPathObject *path_obj;
716 char *zone_name = NULL;
722 char *n = (char *) xmlGetProp (node, BAD_CAST "name");
723 char *c = (char *) xmlGetProp (node, BAD_CAST "rdataclass");
726 zone_name = (char *) xmlMalloc(strlen(n) + strlen(c) + 2);
727 snprintf(zone_name, strlen(n) + strlen(c) + 2, "%s/%s", n, c);
734 path_obj = xmlXPathEvalExpression (BAD_CAST "name", path_ctx);
735 if (path_obj == NULL)
737 ERROR ("bind plugin: xmlXPathEvalExpression failed.");
741 for (i = 0; path_obj->nodesetval && (i < path_obj->nodesetval->nodeNr); i++)
743 zone_name = (char *) xmlNodeListGetString (doc,
744 path_obj->nodesetval->nodeTab[i]->xmlChildrenNode, 1);
745 if (zone_name != NULL)
748 xmlXPathFreeObject (path_obj);
751 if (zone_name == NULL)
753 ERROR ("bind plugin: Could not determine zone name.");
757 for (j = 0; j < view->zones_num; j++)
759 if (strcasecmp (zone_name, view->zones[j]) == 0)
766 if (j >= view->zones_num)
769 zone_name = view->zones[j];
771 DEBUG ("bind plugin: bind_xml_stats_handle_zone: Found zone `%s'.",
774 { /* Parse the <counters> tag {{{ */
775 char plugin_instance[DATA_MAX_NAME_LEN];
776 translation_table_ptr_t table_ptr =
778 nsstats_translation_table,
779 nsstats_translation_table_length,
783 ssnprintf (plugin_instance, sizeof (plugin_instance), "%s-zone-%s",
784 view->name, zone_name);
788 list_info_ptr_t list_info =
791 /* type = */ "dns_qtype"
793 bind_parse_generic_name_attr_value_list (/* xpath = */ "counters[@type='rcode']",
794 /* callback = */ bind_xml_table_callback,
795 /* user_data = */ &table_ptr,
796 doc, path_ctx, current_time, DS_TYPE_COUNTER);
797 bind_parse_generic_name_attr_value_list (/* xpath = */ "counters[@type='qtype']",
798 /* callback = */ bind_xml_list_callback,
799 /* user_data = */ &list_info,
800 doc, path_ctx, current_time, DS_TYPE_COUNTER);
804 bind_parse_generic_value_list (/* xpath = */ "counters",
805 /* callback = */ bind_xml_table_callback,
806 /* user_data = */ &table_ptr,
807 doc, path_ctx, current_time, DS_TYPE_COUNTER);
812 } /* }}} int bind_xml_stats_handle_zone */
814 static int bind_xml_stats_search_zones (int version, xmlDoc *doc, /* {{{ */
815 xmlXPathContext *path_ctx, xmlNode *node, cb_view_t *view,
818 xmlXPathObject *zone_nodes = NULL;
819 xmlXPathContext *zone_path_context;
822 zone_path_context = xmlXPathNewContext (doc);
823 if (zone_path_context == NULL)
825 ERROR ("bind plugin: xmlXPathNewContext failed.");
829 zone_nodes = xmlXPathEvalExpression (BAD_CAST "zones/zone", path_ctx);
830 if (zone_nodes == NULL)
832 ERROR ("bind plugin: Cannot find any <view> tags.");
833 xmlXPathFreeContext (zone_path_context);
837 for (i = 0; i < zone_nodes->nodesetval->nodeNr; i++)
839 node = zone_nodes->nodesetval->nodeTab[i];
840 assert (node != NULL);
842 zone_path_context->node = node;
844 bind_xml_stats_handle_zone (version, doc, zone_path_context, node, view,
848 xmlXPathFreeObject (zone_nodes);
849 xmlXPathFreeContext (zone_path_context);
851 } /* }}} int bind_xml_stats_search_zones */
853 static int bind_xml_stats_handle_view (int version, xmlDoc *doc, /* {{{ */
854 xmlXPathContext *path_ctx, xmlNode *node, time_t current_time)
856 char *view_name = NULL;
863 view_name = (char*) xmlGetProp(node, BAD_CAST "name");
865 if (view_name == NULL)
867 ERROR ("bind plugin: Could not determine view name.");
871 for (j = 0; j < views_num; j++)
873 if (strcasecmp (view_name, views[j].name) == 0)
882 xmlXPathObject *path_obj;
883 path_obj = xmlXPathEvalExpression (BAD_CAST "name", path_ctx);
884 if (path_obj == NULL)
886 ERROR ("bind plugin: xmlXPathEvalExpression failed.");
890 for (i = 0; path_obj->nodesetval && (i < path_obj->nodesetval->nodeNr); i++)
892 view_name = (char *) xmlNodeListGetString (doc,
893 path_obj->nodesetval->nodeTab[i]->xmlChildrenNode, 1);
894 if (view_name != NULL)
898 if (view_name == NULL)
900 ERROR ("bind plugin: Could not determine view name.");
901 xmlXPathFreeObject (path_obj);
905 for (j = 0; j < views_num; j++)
907 if (strcasecmp (view_name, views[j].name) == 0)
912 xmlXPathFreeObject (path_obj);
924 DEBUG ("bind plugin: bind_xml_stats_handle_view: Found view `%s'.",
927 if (view->qtypes != 0) /* {{{ */
929 char plugin_instance[DATA_MAX_NAME_LEN];
930 list_info_ptr_t list_info =
933 /* type = */ "dns_qtype"
936 ssnprintf (plugin_instance, sizeof (plugin_instance), "%s-qtypes",
940 bind_parse_generic_name_attr_value_list (/* xpath = */ "counters[@type='resqtype']",
941 /* callback = */ bind_xml_list_callback,
942 /* user_data = */ &list_info,
943 doc, path_ctx, current_time, DS_TYPE_COUNTER);
947 bind_parse_generic_name_value (/* xpath = */ "rdtype",
948 /* callback = */ bind_xml_list_callback,
949 /* user_data = */ &list_info,
950 doc, path_ctx, current_time, DS_TYPE_COUNTER);
954 if (view->resolver_stats != 0) /* {{{ */
956 char plugin_instance[DATA_MAX_NAME_LEN];
957 translation_table_ptr_t table_ptr =
959 resstats_translation_table,
960 resstats_translation_table_length,
964 ssnprintf (plugin_instance, sizeof (plugin_instance),
965 "%s-resolver_stats", view->name);
968 bind_parse_generic_name_attr_value_list ("counters[@type='resstats']",
969 /* callback = */ bind_xml_table_callback,
970 /* user_data = */ &table_ptr,
971 doc, path_ctx, current_time, DS_TYPE_COUNTER);
975 bind_parse_generic_name_value ("resstat",
976 /* callback = */ bind_xml_table_callback,
977 /* user_data = */ &table_ptr,
978 doc, path_ctx, current_time, DS_TYPE_COUNTER);
982 /* Record types in the cache */
983 if (view->cacherrsets != 0) /* {{{ */
985 char plugin_instance[DATA_MAX_NAME_LEN];
986 list_info_ptr_t list_info =
989 /* type = */ "dns_qtype_cached"
992 ssnprintf (plugin_instance, sizeof (plugin_instance), "%s-cache_rr_sets",
995 bind_parse_generic_name_value (/* xpath = */ "cache/rrset",
996 /* callback = */ bind_xml_list_callback,
997 /* user_data = */ &list_info,
998 doc, path_ctx, current_time, DS_TYPE_GAUGE);
1001 if (view->zones_num > 0)
1002 bind_xml_stats_search_zones (version, doc, path_ctx, node, view,
1006 } /* }}} int bind_xml_stats_handle_view */
1008 static int bind_xml_stats_search_views (int version, xmlDoc *doc, /* {{{ */
1009 xmlXPathContext *xpathCtx, xmlNode *statsnode, time_t current_time)
1011 xmlXPathObject *view_nodes = NULL;
1012 xmlXPathContext *view_path_context;
1015 view_path_context = xmlXPathNewContext (doc);
1016 if (view_path_context == NULL)
1018 ERROR ("bind plugin: xmlXPathNewContext failed.");
1022 view_nodes = xmlXPathEvalExpression (BAD_CAST "views/view", xpathCtx);
1023 if (view_nodes == NULL)
1025 ERROR ("bind plugin: Cannot find any <view> tags.");
1026 xmlXPathFreeContext (view_path_context);
1030 for (i = 0; i < view_nodes->nodesetval->nodeNr; i++)
1034 node = view_nodes->nodesetval->nodeTab[i];
1035 assert (node != NULL);
1037 view_path_context->node = node;
1039 bind_xml_stats_handle_view (version, doc, view_path_context, node,
1043 xmlXPathFreeObject (view_nodes);
1044 xmlXPathFreeContext (view_path_context);
1046 } /* }}} int bind_xml_stats_search_views */
1048 static void bind_xml_stats_v3 (xmlDoc *doc, /* {{{ */
1049 xmlXPathContext *xpathCtx, xmlNode *statsnode, time_t current_time)
1051 /* XPath: server/counters[@type='opcode']
1052 * Variables: QUERY, IQUERY, NOTIFY, UPDATE, ...
1054 * <counters type="opcode">
1055 * <counter name="A">1</counter>
1059 if (global_opcodes != 0)
1061 list_info_ptr_t list_info =
1063 /* plugin instance = */ "global-opcodes",
1064 /* type = */ "dns_opcode"
1066 bind_parse_generic_name_attr_value_list (/* xpath = */ "server/counters[@type='opcode']",
1067 /* callback = */ bind_xml_list_callback,
1068 /* user_data = */ &list_info,
1069 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1072 /* XPath: server/counters[@type='qtype']
1073 * Variables: RESERVED0, A, NS, CNAME, SOA, MR, PTR, HINFO, MX, TXT, RP,
1074 * X25, PX, AAAA, LOC, SRV, NAPTR, A6, DS, RRSIG, NSEC, DNSKEY,
1075 * SPF, TKEY, IXFR, AXFR, ANY, ..., Others
1077 * <counters type="opcode">
1078 * <counter name="A">1</counter>
1082 if (global_qtypes != 0)
1084 list_info_ptr_t list_info =
1086 /* plugin instance = */ "global-qtypes",
1087 /* type = */ "dns_qtype"
1090 bind_parse_generic_name_attr_value_list (/* xpath = */ "server/counters[@type='qtype']",
1091 /* callback = */ bind_xml_list_callback,
1092 /* user_data = */ &list_info,
1093 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1096 /* XPath: server/counters[@type='nsstat']
1097 * Variables: Requestv4, Requestv6, ReqEdns0, ReqBadEDNSVer, ReqTSIG,
1098 * ReqSIG0, ReqBadSIG, ReqTCP, AuthQryRej, RecQryRej, XfrRej,
1099 * UpdateRej, Response, TruncatedResp, RespEDNS0, RespTSIG,
1100 * RespSIG0, QrySuccess, QryAuthAns, QryNoauthAns, QryReferral,
1101 * QryNxrrset, QrySERVFAIL, QryFORMERR, QryNXDOMAIN, QryRecursion,
1102 * QryDuplicate, QryDropped, QryFailure, XfrReqDone, UpdateReqFwd,
1103 * UpdateRespFwd, UpdateFwdFail, UpdateDone, UpdateFail,
1106 * <counters type="nsstat"
1107 * <counter name="Requestv4">1</counter>
1108 * <counter name="Requestv6">0</counter>
1112 if (global_server_stats)
1114 translation_table_ptr_t table_ptr =
1116 nsstats_translation_table,
1117 nsstats_translation_table_length,
1118 /* plugin_instance = */ "global-server_stats"
1121 bind_parse_generic_name_attr_value_list ("server/counters[@type='nsstat']",
1122 /* callback = */ bind_xml_table_callback,
1123 /* user_data = */ &table_ptr,
1124 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1127 /* XPath: server/zonestats, server/zonestat, server/counters[@type='zonestat']
1128 * Variables: NotifyOutv4, NotifyOutv6, NotifyInv4, NotifyInv6, NotifyRej,
1129 * SOAOutv4, SOAOutv6, AXFRReqv4, AXFRReqv6, IXFRReqv4, IXFRReqv6,
1130 * XfrSuccess, XfrFail
1132 * <counters type="zonestat"
1133 * <counter name="NotifyOutv4">0</counter>
1134 * <counter name="NotifyOutv6">0</counter>
1138 if (global_zone_maint_stats)
1140 translation_table_ptr_t table_ptr =
1142 zonestats_translation_table,
1143 zonestats_translation_table_length,
1144 /* plugin_instance = */ "global-zone_maint_stats"
1147 bind_parse_generic_name_attr_value_list ("server/counters[@type='zonestat']",
1148 /* callback = */ bind_xml_table_callback,
1149 /* user_data = */ &table_ptr,
1150 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1153 /* XPath: server/resstats, server/counters[@type='resstat']
1154 * Variables: Queryv4, Queryv6, Responsev4, Responsev6, NXDOMAIN, SERVFAIL,
1155 * FORMERR, OtherError, EDNS0Fail, Mismatch, Truncated, Lame,
1156 * Retry, GlueFetchv4, GlueFetchv6, GlueFetchv4Fail,
1157 * GlueFetchv6Fail, ValAttempt, ValOk, ValNegOk, ValFail
1159 * <counters type="resstat"
1160 * <counter name="Queryv4">0</counter>
1161 * <counter name="Queryv6">0</counter>
1165 if (global_resolver_stats != 0)
1167 translation_table_ptr_t table_ptr =
1169 resstats_translation_table,
1170 resstats_translation_table_length,
1171 /* plugin_instance = */ "global-resolver_stats"
1174 bind_parse_generic_name_attr_value_list ("server/counters[@type='resstat']",
1175 /* callback = */ bind_xml_table_callback,
1176 /* user_data = */ &table_ptr,
1177 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1179 } /* }}} bind_xml_stats_v3 */
1181 static void bind_xml_stats_v1_v2 (int version, xmlDoc *doc, /* {{{ */
1182 xmlXPathContext *xpathCtx, xmlNode *statsnode, time_t current_time)
1184 /* XPath: server/requests/opcode, server/counters[@type='opcode']
1185 * Variables: QUERY, IQUERY, NOTIFY, UPDATE, ...
1189 * <counter>1</counter>
1193 if (global_opcodes != 0)
1195 list_info_ptr_t list_info =
1197 /* plugin instance = */ "global-opcodes",
1198 /* type = */ "dns_opcode"
1201 bind_parse_generic_name_value (/* xpath = */ "server/requests/opcode",
1202 /* callback = */ bind_xml_list_callback,
1203 /* user_data = */ &list_info,
1204 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1207 /* XPath: server/queries-in/rdtype, server/counters[@type='qtype']
1208 * Variables: RESERVED0, A, NS, CNAME, SOA, MR, PTR, HINFO, MX, TXT, RP,
1209 * X25, PX, AAAA, LOC, SRV, NAPTR, A6, DS, RRSIG, NSEC, DNSKEY,
1210 * SPF, TKEY, IXFR, AXFR, ANY, ..., Others
1214 * <counter>1</counter>
1218 if (global_qtypes != 0)
1220 list_info_ptr_t list_info =
1222 /* plugin instance = */ "global-qtypes",
1223 /* type = */ "dns_qtype"
1226 bind_parse_generic_name_value (/* xpath = */ "server/queries-in/rdtype",
1227 /* callback = */ bind_xml_list_callback,
1228 /* user_data = */ &list_info,
1229 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1232 /* XPath: server/nsstats, server/nsstat, server/counters[@type='nsstat']
1233 * Variables: Requestv4, Requestv6, ReqEdns0, ReqBadEDNSVer, ReqTSIG,
1234 * ReqSIG0, ReqBadSIG, ReqTCP, AuthQryRej, RecQryRej, XfrRej,
1235 * UpdateRej, Response, TruncatedResp, RespEDNS0, RespTSIG,
1236 * RespSIG0, QrySuccess, QryAuthAns, QryNoauthAns, QryReferral,
1237 * QryNxrrset, QrySERVFAIL, QryFORMERR, QryNXDOMAIN, QryRecursion,
1238 * QryDuplicate, QryDropped, QryFailure, XfrReqDone, UpdateReqFwd,
1239 * UpdateRespFwd, UpdateFwdFail, UpdateDone, UpdateFail,
1243 * <Requestv4>1</Requestv4>
1244 * <Requestv6>0</Requestv6>
1249 * <name>Requestv4</name>
1250 * <counter>1</counter>
1253 * <name>Requestv6</name>
1254 * <counter>0</counter>
1258 if (global_server_stats)
1260 translation_table_ptr_t table_ptr =
1262 nsstats_translation_table,
1263 nsstats_translation_table_length,
1264 /* plugin_instance = */ "global-server_stats"
1269 bind_parse_generic_value_list ("server/nsstats",
1270 /* callback = */ bind_xml_table_callback,
1271 /* user_data = */ &table_ptr,
1272 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1276 bind_parse_generic_name_value ("server/nsstat",
1277 /* callback = */ bind_xml_table_callback,
1278 /* user_data = */ &table_ptr,
1279 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1283 /* XPath: server/zonestats, server/zonestat, server/counters[@type='zonestat']
1284 * Variables: NotifyOutv4, NotifyOutv6, NotifyInv4, NotifyInv6, NotifyRej,
1285 * SOAOutv4, SOAOutv6, AXFRReqv4, AXFRReqv6, IXFRReqv4, IXFRReqv6,
1286 * XfrSuccess, XfrFail
1289 * <NotifyOutv4>0</NotifyOutv4>
1290 * <NotifyOutv6>0</NotifyOutv6>
1295 * <name>NotifyOutv4</name>
1296 * <counter>0</counter>
1299 * <name>NotifyOutv6</name>
1300 * <counter>0</counter>
1304 if (global_zone_maint_stats)
1306 translation_table_ptr_t table_ptr =
1308 zonestats_translation_table,
1309 zonestats_translation_table_length,
1310 /* plugin_instance = */ "global-zone_maint_stats"
1315 bind_parse_generic_value_list ("server/zonestats",
1316 /* callback = */ bind_xml_table_callback,
1317 /* user_data = */ &table_ptr,
1318 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1322 bind_parse_generic_name_value ("server/zonestat",
1323 /* callback = */ bind_xml_table_callback,
1324 /* user_data = */ &table_ptr,
1325 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1329 /* XPath: server/resstats, server/counters[@type='resstat']
1330 * Variables: Queryv4, Queryv6, Responsev4, Responsev6, NXDOMAIN, SERVFAIL,
1331 * FORMERR, OtherError, EDNS0Fail, Mismatch, Truncated, Lame,
1332 * Retry, GlueFetchv4, GlueFetchv6, GlueFetchv4Fail,
1333 * GlueFetchv6Fail, ValAttempt, ValOk, ValNegOk, ValFail
1336 * <Queryv4>0</Queryv4>
1337 * <Queryv6>0</Queryv6>
1342 * <name>Queryv4</name>
1343 * <counter>0</counter>
1346 * <name>Queryv6</name>
1347 * <counter>0</counter>
1351 if (global_resolver_stats != 0)
1353 translation_table_ptr_t table_ptr =
1355 resstats_translation_table,
1356 resstats_translation_table_length,
1357 /* plugin_instance = */ "global-resolver_stats"
1362 bind_parse_generic_value_list ("server/resstats",
1363 /* callback = */ bind_xml_table_callback,
1364 /* user_data = */ &table_ptr,
1365 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1369 bind_parse_generic_name_value ("server/resstat",
1370 /* callback = */ bind_xml_table_callback,
1371 /* user_data = */ &table_ptr,
1372 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1375 } /* }}} bind_xml_stats_v1_v2 */
1377 static int bind_xml_stats (int version, xmlDoc *doc, /* {{{ */
1378 xmlXPathContext *xpathCtx, xmlNode *statsnode)
1380 time_t current_time = 0;
1383 xpathCtx->node = statsnode;
1385 /* TODO: Check `server/boot-time' to recognize server restarts. */
1387 status = bind_xml_read_timestamp ("server/current-time",
1388 doc, xpathCtx, ¤t_time);
1391 ERROR ("bind plugin: Reading `server/current-time' failed.");
1394 DEBUG ("bind plugin: Current server time is %i.", (int) current_time);
1398 bind_xml_stats_v3(doc, xpathCtx, statsnode, current_time);
1402 bind_xml_stats_v1_v2(version, doc, xpathCtx, statsnode, current_time);
1405 /* XPath: memory/summary
1406 * Variables: TotalUse, InUse, BlockSize, ContextSize, Lost
1407 * Layout: v2 and v3:
1409 * <TotalUse>6587096</TotalUse>
1410 * <InUse>1345424</InUse>
1411 * <BlockSize>5505024</BlockSize>
1412 * <ContextSize>3732456</ContextSize>
1416 if (global_memory_stats != 0)
1418 translation_table_ptr_t table_ptr =
1420 memsummary_translation_table,
1421 memsummary_translation_table_length,
1422 /* plugin_instance = */ "global-memory_stats"
1425 bind_parse_generic_value_list ("memory/summary",
1426 /* callback = */ bind_xml_table_callback,
1427 /* user_data = */ &table_ptr,
1428 doc, xpathCtx, current_time, DS_TYPE_GAUGE);
1432 bind_xml_stats_search_views (version, doc, xpathCtx, statsnode,
1436 } /* }}} int bind_xml_stats */
1438 static int bind_xml (const char *data) /* {{{ */
1441 xmlXPathContext *xpathCtx = NULL;
1442 xmlXPathObject *xpathObj = NULL;
1446 doc = xmlParseMemory (data, strlen (data));
1449 ERROR ("bind plugin: xmlParseMemory failed.");
1453 xpathCtx = xmlXPathNewContext (doc);
1454 if (xpathCtx == NULL)
1456 ERROR ("bind plugin: xmlXPathNewContext failed.");
1462 // version 3.* of statistics XML (since BIND9.9)
1465 xpathObj = xmlXPathEvalExpression (BAD_CAST "/statistics", xpathCtx);
1466 if (xpathObj == NULL || xpathObj->nodesetval == NULL || xpathObj->nodesetval->nodeNr == 0)
1468 DEBUG ("bind plugin: Statistics appears not to be v3");
1469 // we will fallback to v1 or v2 detection
1470 if (xpathObj != NULL) { xmlXPathFreeObject (xpathObj); }
1474 for (i = 0; i < xpathObj->nodesetval->nodeNr; i++)
1479 node = xpathObj->nodesetval->nodeTab[i];
1480 assert (node != NULL);
1482 attr_version = (char *) xmlGetProp (node, BAD_CAST "version");
1483 if (attr_version == NULL)
1485 NOTICE ("bind plugin: Found <statistics> tag doesn't have a "
1486 "`version' attribute.");
1489 DEBUG ("bind plugin: Found: <statistics version=\"%s\">", attr_version);
1491 if (strncmp ("3.", attr_version, strlen ("3.")) != 0)
1493 /* TODO: Use the complaint mechanism here. */
1494 NOTICE ("bind plugin: Found <statistics> tag with version `%s'. "
1495 "Unfortunately I have no clue how to parse that. "
1496 "Please open a bug report for this.", attr_version);
1497 xmlFree (attr_version);
1500 ret = bind_xml_stats (3, doc, xpathCtx, node);
1502 xmlFree (attr_version);
1503 /* One <statistics> node ought to be enough. */
1507 // we are finished, early-return
1508 xmlXPathFreeObject (xpathObj);
1509 xmlXPathFreeContext (xpathCtx);
1516 // versions 1.* or 2.* of statistics XML
1519 xpathObj = xmlXPathEvalExpression (BAD_CAST "/isc/bind/statistics", xpathCtx);
1520 if (xpathObj == NULL)
1522 ERROR ("bind plugin: Cannot find the <statistics> tag.");
1523 xmlXPathFreeContext (xpathCtx);
1527 else if (xpathObj->nodesetval == NULL)
1529 ERROR ("bind plugin: xmlXPathEvalExpression failed.");
1530 xmlXPathFreeObject (xpathObj);
1531 xmlXPathFreeContext (xpathCtx);
1536 for (i = 0; i < xpathObj->nodesetval->nodeNr; i++)
1540 int parsed_version = 0;
1542 node = xpathObj->nodesetval->nodeTab[i];
1543 assert (node != NULL);
1545 attr_version = (char *) xmlGetProp (node, BAD_CAST "version");
1546 if (attr_version == NULL)
1548 NOTICE ("bind plugin: Found <statistics> tag doesn't have a "
1549 "`version' attribute.");
1552 DEBUG ("bind plugin: Found: <statistics version=\"%s\">", attr_version);
1554 /* At the time this plugin was written, version "1.0" was used by
1555 * BIND 9.5.0, version "2.0" was used by BIND 9.5.1 and 9.6.0. We assume
1556 * that "1.*" and "2.*" don't introduce structural changes, so we just
1557 * check for the first two characters here. */
1558 if (strncmp ("1.", attr_version, strlen ("1.")) == 0)
1560 else if (strncmp ("2.", attr_version, strlen ("2.")) == 0)
1564 /* TODO: Use the complaint mechanism here. */
1565 NOTICE ("bind plugin: Found <statistics> tag with version `%s'. "
1566 "Unfortunately I have no clue how to parse that. "
1567 "Please open a bug report for this.", attr_version);
1568 xmlFree (attr_version);
1572 ret = bind_xml_stats (parsed_version,
1573 doc, xpathCtx, node);
1575 xmlFree (attr_version);
1576 /* One <statistics> node ought to be enough. */
1580 xmlXPathFreeObject (xpathObj);
1581 xmlXPathFreeContext (xpathCtx);
1585 } /* }}} int bind_xml */
1587 static int bind_config_set_bool (const char *name, int *var, /* {{{ */
1590 if ((ci->values_num != 1) || ( ci->values[0].type != OCONFIG_TYPE_BOOLEAN))
1592 WARNING ("bind plugin: The `%s' option needs "
1593 "exactly one boolean argument.", name);
1597 if (ci->values[0].value.boolean)
1602 } /* }}} int bind_config_set_bool */
1604 static int bind_config_add_view_zone (cb_view_t *view, /* {{{ */
1609 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
1611 WARNING ("bind plugin: The `Zone' option needs "
1612 "exactly one string argument.");
1616 tmp = (char **) realloc (view->zones,
1617 sizeof (char *) * (view->zones_num + 1));
1620 ERROR ("bind plugin: realloc failed.");
1625 view->zones[view->zones_num] = strdup (ci->values[0].value.string);
1626 if (view->zones[view->zones_num] == NULL)
1628 ERROR ("bind plugin: strdup failed.");
1634 } /* }}} int bind_config_add_view_zone */
1636 static int bind_config_add_view (oconfig_item_t *ci) /* {{{ */
1641 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
1643 WARNING ("bind plugin: `View' blocks need exactly one string argument.");
1647 tmp = (cb_view_t *) realloc (views, sizeof (*views) * (views_num + 1));
1650 ERROR ("bind plugin: realloc failed.");
1654 tmp = views + views_num;
1656 memset (tmp, 0, sizeof (*tmp));
1658 tmp->resolver_stats = 1;
1659 tmp->cacherrsets = 1;
1663 tmp->name = strdup (ci->values[0].value.string);
1664 if (tmp->name == NULL)
1666 ERROR ("bind plugin: strdup failed.");
1671 for (i = 0; i < ci->children_num; i++)
1673 oconfig_item_t *child = ci->children + i;
1675 if (strcasecmp ("QTypes", child->key) == 0)
1676 bind_config_set_bool ("QTypes", &tmp->qtypes, child);
1677 else if (strcasecmp ("ResolverStats", child->key) == 0)
1678 bind_config_set_bool ("ResolverStats", &tmp->resolver_stats, child);
1679 else if (strcasecmp ("CacheRRSets", child->key) == 0)
1680 bind_config_set_bool ("CacheRRSets", &tmp->cacherrsets, child);
1681 else if (strcasecmp ("Zone", child->key) == 0)
1682 bind_config_add_view_zone (tmp, child);
1685 WARNING ("bind plugin: Unknown configuration option "
1686 "`%s' in view `%s' will be ignored.", child->key, tmp->name);
1688 } /* for (i = 0; i < ci->children_num; i++) */
1692 } /* }}} int bind_config_add_view */
1694 static int bind_config (oconfig_item_t *ci) /* {{{ */
1698 for (i = 0; i < ci->children_num; i++)
1700 oconfig_item_t *child = ci->children + i;
1702 if (strcasecmp ("Url", child->key) == 0) {
1703 if ((child->values_num != 1) || (child->values[0].type != OCONFIG_TYPE_STRING))
1705 WARNING ("bind plugin: The `Url' option needs "
1706 "exactly one string argument.");
1711 url = strdup (child->values[0].value.string);
1712 } else if (strcasecmp ("OpCodes", child->key) == 0)
1713 bind_config_set_bool ("OpCodes", &global_opcodes, child);
1714 else if (strcasecmp ("QTypes", child->key) == 0)
1715 bind_config_set_bool ("QTypes", &global_qtypes, child);
1716 else if (strcasecmp ("ServerStats", child->key) == 0)
1717 bind_config_set_bool ("ServerStats", &global_server_stats, child);
1718 else if (strcasecmp ("ZoneMaintStats", child->key) == 0)
1719 bind_config_set_bool ("ZoneMaintStats", &global_zone_maint_stats, child);
1720 else if (strcasecmp ("ResolverStats", child->key) == 0)
1721 bind_config_set_bool ("ResolverStats", &global_resolver_stats, child);
1722 else if (strcasecmp ("MemoryStats", child->key) == 0)
1723 bind_config_set_bool ("MemoryStats", &global_memory_stats, child);
1724 else if (strcasecmp ("View", child->key) == 0)
1725 bind_config_add_view (child);
1726 else if (strcasecmp ("ParseTime", child->key) == 0)
1727 cf_util_get_boolean (child, &config_parse_time);
1728 else if (strcasecmp ("Timeout", child->key) == 0)
1729 cf_util_get_int (child, &timeout);
1732 WARNING ("bind plugin: Unknown configuration option "
1733 "`%s' will be ignored.", child->key);
1738 } /* }}} int bind_config */
1740 static int bind_init (void) /* {{{ */
1745 curl = curl_easy_init ();
1748 ERROR ("bind plugin: bind_init: curl_easy_init failed.");
1752 curl_easy_setopt (curl, CURLOPT_NOSIGNAL, 1L);
1753 curl_easy_setopt (curl, CURLOPT_WRITEFUNCTION, bind_curl_callback);
1754 curl_easy_setopt (curl, CURLOPT_USERAGENT, COLLECTD_USERAGENT);
1755 curl_easy_setopt (curl, CURLOPT_ERRORBUFFER, bind_curl_error);
1756 curl_easy_setopt (curl, CURLOPT_URL, (url != NULL) ? url : BIND_DEFAULT_URL);
1757 curl_easy_setopt (curl, CURLOPT_FOLLOWLOCATION, 1L);
1758 curl_easy_setopt (curl, CURLOPT_MAXREDIRS, 50L);
1759 #ifdef HAVE_CURLOPT_TIMEOUT_MS
1760 curl_easy_setopt (curl, CURLOPT_TIMEOUT_MS, (timeout >= 0) ?
1761 (long) timeout : (long) CDTIME_T_TO_MS(plugin_get_interval()));
1766 } /* }}} int bind_init */
1768 static int bind_read (void) /* {{{ */
1774 ERROR ("bind plugin: I don't have a CURL object.");
1778 bind_buffer_fill = 0;
1779 if (curl_easy_perform (curl) != CURLE_OK)
1781 ERROR ("bind plugin: curl_easy_perform failed: %s",
1786 status = bind_xml (bind_buffer);
1791 } /* }}} int bind_read */
1793 static int bind_shutdown (void) /* {{{ */
1797 curl_easy_cleanup (curl);
1802 } /* }}} int bind_shutdown */
1804 void module_register (void)
1806 plugin_register_complex_config ("bind", bind_config);
1807 plugin_register_init ("bind", bind_init);
1808 plugin_register_read ("bind", bind_read);
1809 plugin_register_shutdown ("bind", bind_shutdown);
1810 } /* void module_register */
1812 /* vim: set sw=2 sts=2 ts=8 et fdm=marker : */