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 */
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)
250 value_list_t vl = VALUE_LIST_INIT;
254 if (config_parse_time)
255 vl.time = TIME_T_TO_CDTIME_T (ts);
256 sstrncpy(vl.host, hostname_g, sizeof(vl.host));
257 sstrncpy(vl.plugin, "bind", sizeof(vl.plugin));
258 if (plugin_instance) {
259 sstrncpy(vl.plugin_instance, plugin_instance,
260 sizeof(vl.plugin_instance));
261 replace_special (vl.plugin_instance, sizeof (vl.plugin_instance));
263 sstrncpy(vl.type, type, sizeof(vl.type));
265 sstrncpy(vl.type_instance, type_instance,
266 sizeof(vl.type_instance));
267 replace_special (vl.type_instance, sizeof (vl.type_instance));
269 plugin_dispatch_values(&vl);
270 } /* }}} void submit */
272 static size_t bind_curl_callback (void *buf, size_t size, /* {{{ */
273 size_t nmemb, void __attribute__((unused)) *stream)
275 size_t len = size * nmemb;
280 if ((bind_buffer_fill + len) >= bind_buffer_size)
284 temp = realloc (bind_buffer, bind_buffer_fill + len + 1);
287 ERROR ("bind plugin: realloc failed.");
291 bind_buffer_size = bind_buffer_fill + len + 1;
294 memcpy (bind_buffer + bind_buffer_fill, (char *) buf, len);
295 bind_buffer_fill += len;
296 bind_buffer[bind_buffer_fill] = 0;
299 } /* }}} size_t bind_curl_callback */
302 * Callback, that's called with a translation table.
303 * (Plugin instance is fixed, type and type instance come from lookup table.)
305 static int bind_xml_table_callback (const char *name, value_t value, /* {{{ */
306 time_t current_time, void *user_data)
308 translation_table_ptr_t *table = (translation_table_ptr_t *) user_data;
313 for (size_t i = 0; i < table->table_length; i++)
315 if (strcmp (table->table[i].xml_name, name) != 0)
318 submit (current_time,
319 table->plugin_instance,
320 table->table[i].type,
321 table->table[i].type_instance,
327 } /* }}} int bind_xml_table_callback */
330 * Callback, that's used for lists.
331 * (Plugin instance and type are fixed, xml name is used as type instance.)
333 static int bind_xml_list_callback (const char *name, /* {{{ */
334 value_t value, time_t current_time, void *user_data)
336 list_info_ptr_t *list_info = (list_info_ptr_t *) user_data;
338 if (list_info == NULL)
341 submit (current_time,
342 list_info->plugin_instance,
344 /* type instance = */ name,
348 } /* }}} int bind_xml_list_callback */
350 static int bind_xml_read_derive (xmlDoc *doc, xmlNode *node, /* {{{ */
357 str_ptr = (char *) xmlNodeListGetString (doc, node->xmlChildrenNode, 1);
360 ERROR ("bind plugin: bind_xml_read_derive: xmlNodeListGetString failed.");
364 status = parse_value (str_ptr, &value, DS_TYPE_DERIVE);
367 ERROR ("bind plugin: Parsing string \"%s\" to derive value failed.",
374 *ret_value = value.derive;
376 } /* }}} int bind_xml_read_derive */
378 static int bind_xml_read_gauge (xmlDoc *doc, xmlNode *node, /* {{{ */
381 char *str_ptr, *end_ptr;
384 str_ptr = (char *) xmlNodeListGetString (doc, node->xmlChildrenNode, 1);
387 ERROR ("bind plugin: bind_xml_read_gauge: xmlNodeListGetString failed.");
392 value = strtod (str_ptr, &end_ptr);
394 if (str_ptr == end_ptr || errno)
396 if (errno && (value < 0))
397 ERROR ("bind plugin: bind_xml_read_gauge: strtod failed with underflow.");
398 else if (errno && (value > 0))
399 ERROR ("bind plugin: bind_xml_read_gauge: strtod failed with overflow.");
401 ERROR ("bind plugin: bind_xml_read_gauge: strtod failed.");
405 *ret_value = (gauge_t) value;
407 } /* }}} int bind_xml_read_gauge */
409 static int bind_xml_read_timestamp (const char *xpath_expression, /* {{{ */
410 xmlDoc *doc, xmlXPathContext *xpathCtx, time_t *ret_value)
412 xmlXPathObject *xpathObj = NULL;
416 struct tm tm = { 0 };
418 xpathObj = xmlXPathEvalExpression (BAD_CAST xpath_expression, xpathCtx);
419 if (xpathObj == NULL)
421 ERROR ("bind plugin: Unable to evaluate XPath expression `%s'.",
426 if ((xpathObj->nodesetval == NULL) || (xpathObj->nodesetval->nodeNr < 1))
428 xmlXPathFreeObject (xpathObj);
432 if (xpathObj->nodesetval->nodeNr != 1)
434 NOTICE ("bind plugin: Evaluating the XPath expression `%s' returned "
435 "%i nodes. Only handling the first one.",
436 xpath_expression, xpathObj->nodesetval->nodeNr);
439 node = xpathObj->nodesetval->nodeTab[0];
441 if (node->xmlChildrenNode == NULL)
443 ERROR ("bind plugin: bind_xml_read_timestamp: "
444 "node->xmlChildrenNode == NULL");
445 xmlXPathFreeObject (xpathObj);
449 str_ptr = (char *) xmlNodeListGetString (doc, node->xmlChildrenNode, 1);
452 ERROR ("bind plugin: bind_xml_read_timestamp: xmlNodeListGetString failed.");
453 xmlXPathFreeObject (xpathObj);
457 tmp = strptime (str_ptr, "%Y-%m-%dT%T", &tm);
461 ERROR ("bind plugin: bind_xml_read_timestamp: strptime failed.");
462 xmlXPathFreeObject (xpathObj);
466 *ret_value = mktime(&tm);
468 xmlXPathFreeObject (xpathObj);
470 } /* }}} int bind_xml_read_timestamp */
473 * bind_parse_generic_name_value
475 * Reads statistics in the form:
478 * <counter>123</counter>
481 static int bind_parse_generic_name_value (const char *xpath_expression, /* {{{ */
482 list_callback_t list_callback,
484 xmlDoc *doc, xmlXPathContext *xpathCtx,
485 time_t current_time, int ds_type)
487 xmlXPathObject *xpathObj = NULL;
490 xpathObj = xmlXPathEvalExpression(BAD_CAST xpath_expression, xpathCtx);
491 if (xpathObj == NULL)
493 ERROR("bind plugin: Unable to evaluate XPath expression `%s'.",
499 /* Iterate over all matching nodes. */
500 for (int i = 0; xpathObj->nodesetval && (i < xpathObj->nodesetval->nodeNr); i++)
502 xmlNode *name_node = NULL;
503 xmlNode *counter = NULL;
506 parent = xpathObj->nodesetval->nodeTab[i];
507 DEBUG ("bind plugin: bind_parse_generic_name_value: parent->name = %s;",
508 (char *) parent->name);
510 /* Iterate over all child nodes. */
511 for (xmlNode *child = parent->xmlChildrenNode;
515 if (child->type != XML_ELEMENT_NODE)
518 if (xmlStrcmp (BAD_CAST "name", child->name) == 0)
520 else if (xmlStrcmp (BAD_CAST "counter", child->name) == 0)
524 if ((name_node != NULL) && (counter != NULL))
526 char *name = (char *) xmlNodeListGetString (doc,
527 name_node->xmlChildrenNode, 1);
531 if (ds_type == DS_TYPE_GAUGE)
532 status = bind_xml_read_gauge (doc, counter, &value.gauge);
534 status = bind_xml_read_derive (doc, counter, &value.derive);
538 status = (*list_callback) (name, value, current_time, user_data);
546 DEBUG ("bind plugin: Found %d %s for XPath expression `%s'",
547 num_entries, (num_entries == 1) ? "entry" : "entries",
550 xmlXPathFreeObject(xpathObj);
553 } /* }}} int bind_parse_generic_name_value */
556 * bind_parse_generic_value_list
558 * Reads statistics in the form:
566 static int bind_parse_generic_value_list (const char *xpath_expression, /* {{{ */
567 list_callback_t list_callback,
569 xmlDoc *doc, xmlXPathContext *xpathCtx,
570 time_t current_time, int ds_type)
572 xmlXPathObject *xpathObj = NULL;
575 xpathObj = xmlXPathEvalExpression(BAD_CAST xpath_expression, xpathCtx);
576 if (xpathObj == NULL)
578 ERROR("bind plugin: Unable to evaluate XPath expression `%s'.",
584 /* Iterate over all matching nodes. */
585 for (int i = 0; xpathObj->nodesetval && (i < xpathObj->nodesetval->nodeNr); i++)
587 /* Iterate over all child nodes. */
588 for (xmlNode *child = xpathObj->nodesetval->nodeTab[i]->xmlChildrenNode;
596 if (child->type != XML_ELEMENT_NODE)
599 node_name = (char *) child->name;
601 if (ds_type == DS_TYPE_GAUGE)
602 status = bind_xml_read_gauge (doc, child, &value.gauge);
604 status = bind_xml_read_derive (doc, child, &value.derive);
608 status = (*list_callback) (node_name, value, current_time, user_data);
614 DEBUG ("bind plugin: Found %d %s for XPath expression `%s'",
615 num_entries, (num_entries == 1) ? "entry" : "entries",
618 xmlXPathFreeObject(xpathObj);
621 } /* }}} int bind_parse_generic_value_list */
624 * bind_parse_generic_name_attr_value_list
626 * Reads statistics in the form:
628 * <counter name="name0">123</counter>
629 * <counter name="name1">234</counter>
630 * <counter name="name2">345</counter>
634 static int bind_parse_generic_name_attr_value_list (const char *xpath_expression, /* {{{ */
635 list_callback_t list_callback,
637 xmlDoc *doc, xmlXPathContext *xpathCtx,
638 time_t current_time, int ds_type)
640 xmlXPathObject *xpathObj = NULL;
643 xpathObj = xmlXPathEvalExpression(BAD_CAST xpath_expression, xpathCtx);
644 if (xpathObj == NULL)
646 ERROR("bind plugin: Unable to evaluate XPath expression `%s'.",
652 /* Iterate over all matching nodes. */
653 for (int i = 0; xpathObj->nodesetval && (i < xpathObj->nodesetval->nodeNr); i++)
655 /* Iterate over all child nodes. */
656 for (xmlNode *child = xpathObj->nodesetval->nodeTab[i]->xmlChildrenNode;
660 if (child->type != XML_ELEMENT_NODE)
663 if (strncmp ("counter", (char *) child->name, strlen ("counter")) != 0)
670 attr_name = (char *) xmlGetProp (child, BAD_CAST "name");
671 if (attr_name == NULL)
673 DEBUG ("bind plugin: found <counter> without name.");
676 if (ds_type == DS_TYPE_GAUGE)
677 status = bind_xml_read_gauge (doc, child, &value.gauge);
679 status = bind_xml_read_derive (doc, child, &value.derive);
683 status = (*list_callback) (attr_name, value, current_time, user_data);
689 DEBUG ("bind plugin: Found %d %s for XPath expression `%s'",
690 num_entries, (num_entries == 1) ? "entry" : "entries",
693 xmlXPathFreeObject(xpathObj);
696 } /* }}} int bind_parse_generic_name_attr_value_list */
698 static int bind_xml_stats_handle_zone (int version, xmlDoc *doc, /* {{{ */
699 xmlXPathContext *path_ctx, xmlNode *node, cb_view_t *view,
702 xmlXPathObject *path_obj;
703 char *zone_name = NULL;
708 char *n = (char *) xmlGetProp (node, BAD_CAST "name");
709 char *c = (char *) xmlGetProp (node, BAD_CAST "rdataclass");
712 zone_name = (char *) xmlMalloc(strlen(n) + strlen(c) + 2);
713 snprintf(zone_name, strlen(n) + strlen(c) + 2, "%s/%s", n, c);
720 path_obj = xmlXPathEvalExpression (BAD_CAST "name", path_ctx);
721 if (path_obj == NULL)
723 ERROR ("bind plugin: xmlXPathEvalExpression failed.");
727 for (int i = 0; path_obj->nodesetval && (i < path_obj->nodesetval->nodeNr); i++)
729 zone_name = (char *) xmlNodeListGetString (doc,
730 path_obj->nodesetval->nodeTab[i]->xmlChildrenNode, 1);
731 if (zone_name != NULL)
734 xmlXPathFreeObject (path_obj);
737 if (zone_name == NULL)
739 ERROR ("bind plugin: Could not determine zone name.");
743 for (j = 0; j < view->zones_num; j++)
745 if (strcasecmp (zone_name, view->zones[j]) == 0)
752 if (j >= view->zones_num)
755 zone_name = view->zones[j];
757 DEBUG ("bind plugin: bind_xml_stats_handle_zone: Found zone `%s'.",
760 { /* Parse the <counters> tag {{{ */
761 char plugin_instance[DATA_MAX_NAME_LEN];
762 translation_table_ptr_t table_ptr =
764 nsstats_translation_table,
765 nsstats_translation_table_length,
769 ssnprintf (plugin_instance, sizeof (plugin_instance), "%s-zone-%s",
770 view->name, zone_name);
774 list_info_ptr_t list_info =
777 /* type = */ "dns_qtype"
779 bind_parse_generic_name_attr_value_list (/* xpath = */ "counters[@type='rcode']",
780 /* callback = */ bind_xml_table_callback,
781 /* user_data = */ &table_ptr,
782 doc, path_ctx, current_time, DS_TYPE_COUNTER);
783 bind_parse_generic_name_attr_value_list (/* xpath = */ "counters[@type='qtype']",
784 /* callback = */ bind_xml_list_callback,
785 /* user_data = */ &list_info,
786 doc, path_ctx, current_time, DS_TYPE_COUNTER);
790 bind_parse_generic_value_list (/* xpath = */ "counters",
791 /* callback = */ bind_xml_table_callback,
792 /* user_data = */ &table_ptr,
793 doc, path_ctx, current_time, DS_TYPE_COUNTER);
798 } /* }}} int bind_xml_stats_handle_zone */
800 static int bind_xml_stats_search_zones (int version, xmlDoc *doc, /* {{{ */
801 xmlXPathContext *path_ctx, xmlNode *node, cb_view_t *view,
804 xmlXPathObject *zone_nodes = NULL;
805 xmlXPathContext *zone_path_context;
807 zone_path_context = xmlXPathNewContext (doc);
808 if (zone_path_context == NULL)
810 ERROR ("bind plugin: xmlXPathNewContext failed.");
814 zone_nodes = xmlXPathEvalExpression (BAD_CAST "zones/zone", path_ctx);
815 if (zone_nodes == NULL)
817 ERROR ("bind plugin: Cannot find any <view> tags.");
818 xmlXPathFreeContext (zone_path_context);
822 for (int i = 0; i < zone_nodes->nodesetval->nodeNr; i++)
824 node = zone_nodes->nodesetval->nodeTab[i];
825 assert (node != NULL);
827 zone_path_context->node = node;
829 bind_xml_stats_handle_zone (version, doc, zone_path_context, node, view,
833 xmlXPathFreeObject (zone_nodes);
834 xmlXPathFreeContext (zone_path_context);
836 } /* }}} int bind_xml_stats_search_zones */
838 static int bind_xml_stats_handle_view (int version, xmlDoc *doc, /* {{{ */
839 xmlXPathContext *path_ctx, xmlNode *node, time_t current_time)
841 char *view_name = NULL;
847 view_name = (char*) xmlGetProp(node, BAD_CAST "name");
849 if (view_name == NULL)
851 ERROR ("bind plugin: Could not determine view name.");
855 for (j = 0; j < views_num; j++)
857 if (strcasecmp (view_name, views[j].name) == 0)
866 xmlXPathObject *path_obj;
867 path_obj = xmlXPathEvalExpression (BAD_CAST "name", path_ctx);
868 if (path_obj == NULL)
870 ERROR ("bind plugin: xmlXPathEvalExpression failed.");
874 for (int i = 0; path_obj->nodesetval && (i < path_obj->nodesetval->nodeNr); i++)
876 view_name = (char *) xmlNodeListGetString (doc,
877 path_obj->nodesetval->nodeTab[i]->xmlChildrenNode, 1);
878 if (view_name != NULL)
882 if (view_name == NULL)
884 ERROR ("bind plugin: Could not determine view name.");
885 xmlXPathFreeObject (path_obj);
889 for (j = 0; j < views_num; j++)
891 if (strcasecmp (view_name, views[j].name) == 0)
896 xmlXPathFreeObject (path_obj);
908 DEBUG ("bind plugin: bind_xml_stats_handle_view: Found view `%s'.",
911 if (view->qtypes != 0) /* {{{ */
913 char plugin_instance[DATA_MAX_NAME_LEN];
914 list_info_ptr_t list_info =
917 /* type = */ "dns_qtype"
920 ssnprintf (plugin_instance, sizeof (plugin_instance), "%s-qtypes",
924 bind_parse_generic_name_attr_value_list (/* xpath = */ "counters[@type='resqtype']",
925 /* callback = */ bind_xml_list_callback,
926 /* user_data = */ &list_info,
927 doc, path_ctx, current_time, DS_TYPE_COUNTER);
931 bind_parse_generic_name_value (/* xpath = */ "rdtype",
932 /* callback = */ bind_xml_list_callback,
933 /* user_data = */ &list_info,
934 doc, path_ctx, current_time, DS_TYPE_COUNTER);
938 if (view->resolver_stats != 0) /* {{{ */
940 char plugin_instance[DATA_MAX_NAME_LEN];
941 translation_table_ptr_t table_ptr =
943 resstats_translation_table,
944 resstats_translation_table_length,
948 ssnprintf (plugin_instance, sizeof (plugin_instance),
949 "%s-resolver_stats", view->name);
952 bind_parse_generic_name_attr_value_list ("counters[@type='resstats']",
953 /* callback = */ bind_xml_table_callback,
954 /* user_data = */ &table_ptr,
955 doc, path_ctx, current_time, DS_TYPE_COUNTER);
959 bind_parse_generic_name_value ("resstat",
960 /* callback = */ bind_xml_table_callback,
961 /* user_data = */ &table_ptr,
962 doc, path_ctx, current_time, DS_TYPE_COUNTER);
966 /* Record types in the cache */
967 if (view->cacherrsets != 0) /* {{{ */
969 char plugin_instance[DATA_MAX_NAME_LEN];
970 list_info_ptr_t list_info =
973 /* type = */ "dns_qtype_cached"
976 ssnprintf (plugin_instance, sizeof (plugin_instance), "%s-cache_rr_sets",
979 bind_parse_generic_name_value (/* xpath = */ "cache/rrset",
980 /* callback = */ bind_xml_list_callback,
981 /* user_data = */ &list_info,
982 doc, path_ctx, current_time, DS_TYPE_GAUGE);
985 if (view->zones_num > 0)
986 bind_xml_stats_search_zones (version, doc, path_ctx, node, view,
990 } /* }}} int bind_xml_stats_handle_view */
992 static int bind_xml_stats_search_views (int version, xmlDoc *doc, /* {{{ */
993 xmlXPathContext *xpathCtx, xmlNode *statsnode, time_t current_time)
995 xmlXPathObject *view_nodes = NULL;
996 xmlXPathContext *view_path_context;
998 view_path_context = xmlXPathNewContext (doc);
999 if (view_path_context == NULL)
1001 ERROR ("bind plugin: xmlXPathNewContext failed.");
1005 view_nodes = xmlXPathEvalExpression (BAD_CAST "views/view", xpathCtx);
1006 if (view_nodes == NULL)
1008 ERROR ("bind plugin: Cannot find any <view> tags.");
1009 xmlXPathFreeContext (view_path_context);
1013 for (int i = 0; i < view_nodes->nodesetval->nodeNr; i++)
1017 node = view_nodes->nodesetval->nodeTab[i];
1018 assert (node != NULL);
1020 view_path_context->node = node;
1022 bind_xml_stats_handle_view (version, doc, view_path_context, node,
1026 xmlXPathFreeObject (view_nodes);
1027 xmlXPathFreeContext (view_path_context);
1029 } /* }}} int bind_xml_stats_search_views */
1031 static void bind_xml_stats_v3 (xmlDoc *doc, /* {{{ */
1032 xmlXPathContext *xpathCtx, xmlNode *statsnode, time_t current_time)
1034 /* XPath: server/counters[@type='opcode']
1035 * Variables: QUERY, IQUERY, NOTIFY, UPDATE, ...
1037 * <counters type="opcode">
1038 * <counter name="A">1</counter>
1042 if (global_opcodes != 0)
1044 list_info_ptr_t list_info =
1046 /* plugin instance = */ "global-opcodes",
1047 /* type = */ "dns_opcode"
1049 bind_parse_generic_name_attr_value_list (/* xpath = */ "server/counters[@type='opcode']",
1050 /* callback = */ bind_xml_list_callback,
1051 /* user_data = */ &list_info,
1052 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1055 /* XPath: server/counters[@type='qtype']
1056 * Variables: RESERVED0, A, NS, CNAME, SOA, MR, PTR, HINFO, MX, TXT, RP,
1057 * X25, PX, AAAA, LOC, SRV, NAPTR, A6, DS, RRSIG, NSEC, DNSKEY,
1058 * SPF, TKEY, IXFR, AXFR, ANY, ..., Others
1060 * <counters type="opcode">
1061 * <counter name="A">1</counter>
1065 if (global_qtypes != 0)
1067 list_info_ptr_t list_info =
1069 /* plugin instance = */ "global-qtypes",
1070 /* type = */ "dns_qtype"
1073 bind_parse_generic_name_attr_value_list (/* xpath = */ "server/counters[@type='qtype']",
1074 /* callback = */ bind_xml_list_callback,
1075 /* user_data = */ &list_info,
1076 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1079 /* XPath: server/counters[@type='nsstat']
1080 * Variables: Requestv4, Requestv6, ReqEdns0, ReqBadEDNSVer, ReqTSIG,
1081 * ReqSIG0, ReqBadSIG, ReqTCP, AuthQryRej, RecQryRej, XfrRej,
1082 * UpdateRej, Response, TruncatedResp, RespEDNS0, RespTSIG,
1083 * RespSIG0, QrySuccess, QryAuthAns, QryNoauthAns, QryReferral,
1084 * QryNxrrset, QrySERVFAIL, QryFORMERR, QryNXDOMAIN, QryRecursion,
1085 * QryDuplicate, QryDropped, QryFailure, XfrReqDone, UpdateReqFwd,
1086 * UpdateRespFwd, UpdateFwdFail, UpdateDone, UpdateFail,
1089 * <counters type="nsstat"
1090 * <counter name="Requestv4">1</counter>
1091 * <counter name="Requestv6">0</counter>
1095 if (global_server_stats)
1097 translation_table_ptr_t table_ptr =
1099 nsstats_translation_table,
1100 nsstats_translation_table_length,
1101 /* plugin_instance = */ "global-server_stats"
1104 bind_parse_generic_name_attr_value_list ("server/counters[@type='nsstat']",
1105 /* callback = */ bind_xml_table_callback,
1106 /* user_data = */ &table_ptr,
1107 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1110 /* XPath: server/zonestats, server/zonestat, server/counters[@type='zonestat']
1111 * Variables: NotifyOutv4, NotifyOutv6, NotifyInv4, NotifyInv6, NotifyRej,
1112 * SOAOutv4, SOAOutv6, AXFRReqv4, AXFRReqv6, IXFRReqv4, IXFRReqv6,
1113 * XfrSuccess, XfrFail
1115 * <counters type="zonestat"
1116 * <counter name="NotifyOutv4">0</counter>
1117 * <counter name="NotifyOutv6">0</counter>
1121 if (global_zone_maint_stats)
1123 translation_table_ptr_t table_ptr =
1125 zonestats_translation_table,
1126 zonestats_translation_table_length,
1127 /* plugin_instance = */ "global-zone_maint_stats"
1130 bind_parse_generic_name_attr_value_list ("server/counters[@type='zonestat']",
1131 /* callback = */ bind_xml_table_callback,
1132 /* user_data = */ &table_ptr,
1133 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1136 /* XPath: server/resstats, server/counters[@type='resstat']
1137 * Variables: Queryv4, Queryv6, Responsev4, Responsev6, NXDOMAIN, SERVFAIL,
1138 * FORMERR, OtherError, EDNS0Fail, Mismatch, Truncated, Lame,
1139 * Retry, GlueFetchv4, GlueFetchv6, GlueFetchv4Fail,
1140 * GlueFetchv6Fail, ValAttempt, ValOk, ValNegOk, ValFail
1142 * <counters type="resstat"
1143 * <counter name="Queryv4">0</counter>
1144 * <counter name="Queryv6">0</counter>
1148 if (global_resolver_stats != 0)
1150 translation_table_ptr_t table_ptr =
1152 resstats_translation_table,
1153 resstats_translation_table_length,
1154 /* plugin_instance = */ "global-resolver_stats"
1157 bind_parse_generic_name_attr_value_list ("server/counters[@type='resstat']",
1158 /* callback = */ bind_xml_table_callback,
1159 /* user_data = */ &table_ptr,
1160 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1162 } /* }}} bind_xml_stats_v3 */
1164 static void bind_xml_stats_v1_v2 (int version, xmlDoc *doc, /* {{{ */
1165 xmlXPathContext *xpathCtx, xmlNode *statsnode, time_t current_time)
1167 /* XPath: server/requests/opcode, server/counters[@type='opcode']
1168 * Variables: QUERY, IQUERY, NOTIFY, UPDATE, ...
1172 * <counter>1</counter>
1176 if (global_opcodes != 0)
1178 list_info_ptr_t list_info =
1180 /* plugin instance = */ "global-opcodes",
1181 /* type = */ "dns_opcode"
1184 bind_parse_generic_name_value (/* xpath = */ "server/requests/opcode",
1185 /* callback = */ bind_xml_list_callback,
1186 /* user_data = */ &list_info,
1187 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1190 /* XPath: server/queries-in/rdtype, server/counters[@type='qtype']
1191 * Variables: RESERVED0, A, NS, CNAME, SOA, MR, PTR, HINFO, MX, TXT, RP,
1192 * X25, PX, AAAA, LOC, SRV, NAPTR, A6, DS, RRSIG, NSEC, DNSKEY,
1193 * SPF, TKEY, IXFR, AXFR, ANY, ..., Others
1197 * <counter>1</counter>
1201 if (global_qtypes != 0)
1203 list_info_ptr_t list_info =
1205 /* plugin instance = */ "global-qtypes",
1206 /* type = */ "dns_qtype"
1209 bind_parse_generic_name_value (/* xpath = */ "server/queries-in/rdtype",
1210 /* callback = */ bind_xml_list_callback,
1211 /* user_data = */ &list_info,
1212 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1215 /* XPath: server/nsstats, server/nsstat, server/counters[@type='nsstat']
1216 * Variables: Requestv4, Requestv6, ReqEdns0, ReqBadEDNSVer, ReqTSIG,
1217 * ReqSIG0, ReqBadSIG, ReqTCP, AuthQryRej, RecQryRej, XfrRej,
1218 * UpdateRej, Response, TruncatedResp, RespEDNS0, RespTSIG,
1219 * RespSIG0, QrySuccess, QryAuthAns, QryNoauthAns, QryReferral,
1220 * QryNxrrset, QrySERVFAIL, QryFORMERR, QryNXDOMAIN, QryRecursion,
1221 * QryDuplicate, QryDropped, QryFailure, XfrReqDone, UpdateReqFwd,
1222 * UpdateRespFwd, UpdateFwdFail, UpdateDone, UpdateFail,
1226 * <Requestv4>1</Requestv4>
1227 * <Requestv6>0</Requestv6>
1232 * <name>Requestv4</name>
1233 * <counter>1</counter>
1236 * <name>Requestv6</name>
1237 * <counter>0</counter>
1241 if (global_server_stats)
1243 translation_table_ptr_t table_ptr =
1245 nsstats_translation_table,
1246 nsstats_translation_table_length,
1247 /* plugin_instance = */ "global-server_stats"
1252 bind_parse_generic_value_list ("server/nsstats",
1253 /* callback = */ bind_xml_table_callback,
1254 /* user_data = */ &table_ptr,
1255 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1259 bind_parse_generic_name_value ("server/nsstat",
1260 /* callback = */ bind_xml_table_callback,
1261 /* user_data = */ &table_ptr,
1262 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1266 /* XPath: server/zonestats, server/zonestat, server/counters[@type='zonestat']
1267 * Variables: NotifyOutv4, NotifyOutv6, NotifyInv4, NotifyInv6, NotifyRej,
1268 * SOAOutv4, SOAOutv6, AXFRReqv4, AXFRReqv6, IXFRReqv4, IXFRReqv6,
1269 * XfrSuccess, XfrFail
1272 * <NotifyOutv4>0</NotifyOutv4>
1273 * <NotifyOutv6>0</NotifyOutv6>
1278 * <name>NotifyOutv4</name>
1279 * <counter>0</counter>
1282 * <name>NotifyOutv6</name>
1283 * <counter>0</counter>
1287 if (global_zone_maint_stats)
1289 translation_table_ptr_t table_ptr =
1291 zonestats_translation_table,
1292 zonestats_translation_table_length,
1293 /* plugin_instance = */ "global-zone_maint_stats"
1298 bind_parse_generic_value_list ("server/zonestats",
1299 /* callback = */ bind_xml_table_callback,
1300 /* user_data = */ &table_ptr,
1301 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1305 bind_parse_generic_name_value ("server/zonestat",
1306 /* callback = */ bind_xml_table_callback,
1307 /* user_data = */ &table_ptr,
1308 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1312 /* XPath: server/resstats, server/counters[@type='resstat']
1313 * Variables: Queryv4, Queryv6, Responsev4, Responsev6, NXDOMAIN, SERVFAIL,
1314 * FORMERR, OtherError, EDNS0Fail, Mismatch, Truncated, Lame,
1315 * Retry, GlueFetchv4, GlueFetchv6, GlueFetchv4Fail,
1316 * GlueFetchv6Fail, ValAttempt, ValOk, ValNegOk, ValFail
1319 * <Queryv4>0</Queryv4>
1320 * <Queryv6>0</Queryv6>
1325 * <name>Queryv4</name>
1326 * <counter>0</counter>
1329 * <name>Queryv6</name>
1330 * <counter>0</counter>
1334 if (global_resolver_stats != 0)
1336 translation_table_ptr_t table_ptr =
1338 resstats_translation_table,
1339 resstats_translation_table_length,
1340 /* plugin_instance = */ "global-resolver_stats"
1345 bind_parse_generic_value_list ("server/resstats",
1346 /* callback = */ bind_xml_table_callback,
1347 /* user_data = */ &table_ptr,
1348 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1352 bind_parse_generic_name_value ("server/resstat",
1353 /* callback = */ bind_xml_table_callback,
1354 /* user_data = */ &table_ptr,
1355 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1358 } /* }}} bind_xml_stats_v1_v2 */
1360 static int bind_xml_stats (int version, xmlDoc *doc, /* {{{ */
1361 xmlXPathContext *xpathCtx, xmlNode *statsnode)
1363 time_t current_time = 0;
1366 xpathCtx->node = statsnode;
1368 /* TODO: Check `server/boot-time' to recognize server restarts. */
1370 status = bind_xml_read_timestamp ("server/current-time",
1371 doc, xpathCtx, ¤t_time);
1374 ERROR ("bind plugin: Reading `server/current-time' failed.");
1377 DEBUG ("bind plugin: Current server time is %i.", (int) current_time);
1381 bind_xml_stats_v3(doc, xpathCtx, statsnode, current_time);
1385 bind_xml_stats_v1_v2(version, doc, xpathCtx, statsnode, current_time);
1388 /* XPath: memory/summary
1389 * Variables: TotalUse, InUse, BlockSize, ContextSize, Lost
1390 * Layout: v2 and v3:
1392 * <TotalUse>6587096</TotalUse>
1393 * <InUse>1345424</InUse>
1394 * <BlockSize>5505024</BlockSize>
1395 * <ContextSize>3732456</ContextSize>
1399 if (global_memory_stats != 0)
1401 translation_table_ptr_t table_ptr =
1403 memsummary_translation_table,
1404 memsummary_translation_table_length,
1405 /* plugin_instance = */ "global-memory_stats"
1408 bind_parse_generic_value_list ("memory/summary",
1409 /* callback = */ bind_xml_table_callback,
1410 /* user_data = */ &table_ptr,
1411 doc, xpathCtx, current_time, DS_TYPE_GAUGE);
1415 bind_xml_stats_search_views (version, doc, xpathCtx, statsnode,
1419 } /* }}} int bind_xml_stats */
1421 static int bind_xml (const char *data) /* {{{ */
1424 xmlXPathContext *xpathCtx = NULL;
1425 xmlXPathObject *xpathObj = NULL;
1428 doc = xmlParseMemory (data, strlen (data));
1431 ERROR ("bind plugin: xmlParseMemory failed.");
1435 xpathCtx = xmlXPathNewContext (doc);
1436 if (xpathCtx == NULL)
1438 ERROR ("bind plugin: xmlXPathNewContext failed.");
1444 // version 3.* of statistics XML (since BIND9.9)
1447 xpathObj = xmlXPathEvalExpression (BAD_CAST "/statistics", xpathCtx);
1448 if (xpathObj == NULL || xpathObj->nodesetval == NULL || xpathObj->nodesetval->nodeNr == 0)
1450 DEBUG ("bind plugin: Statistics appears not to be v3");
1451 // we will fallback to v1 or v2 detection
1452 if (xpathObj != NULL) { xmlXPathFreeObject (xpathObj); }
1456 for (int i = 0; i < xpathObj->nodesetval->nodeNr; i++)
1461 node = xpathObj->nodesetval->nodeTab[i];
1462 assert (node != NULL);
1464 attr_version = (char *) xmlGetProp (node, BAD_CAST "version");
1465 if (attr_version == NULL)
1467 NOTICE ("bind plugin: Found <statistics> tag doesn't have a "
1468 "`version' attribute.");
1471 DEBUG ("bind plugin: Found: <statistics version=\"%s\">", attr_version);
1473 if (strncmp ("3.", attr_version, strlen ("3.")) != 0)
1475 /* TODO: Use the complaint mechanism here. */
1476 NOTICE ("bind plugin: Found <statistics> tag with version `%s'. "
1477 "Unfortunately I have no clue how to parse that. "
1478 "Please open a bug report for this.", attr_version);
1479 xmlFree (attr_version);
1482 ret = bind_xml_stats (3, doc, xpathCtx, node);
1484 xmlFree (attr_version);
1485 /* One <statistics> node ought to be enough. */
1489 // we are finished, early-return
1490 xmlXPathFreeObject (xpathObj);
1491 xmlXPathFreeContext (xpathCtx);
1498 // versions 1.* or 2.* of statistics XML
1501 xpathObj = xmlXPathEvalExpression (BAD_CAST "/isc/bind/statistics", xpathCtx);
1502 if (xpathObj == NULL)
1504 ERROR ("bind plugin: Cannot find the <statistics> tag.");
1505 xmlXPathFreeContext (xpathCtx);
1509 else if (xpathObj->nodesetval == NULL)
1511 ERROR ("bind plugin: xmlXPathEvalExpression failed.");
1512 xmlXPathFreeObject (xpathObj);
1513 xmlXPathFreeContext (xpathCtx);
1518 for (int i = 0; i < xpathObj->nodesetval->nodeNr; i++)
1522 int parsed_version = 0;
1524 node = xpathObj->nodesetval->nodeTab[i];
1525 assert (node != NULL);
1527 attr_version = (char *) xmlGetProp (node, BAD_CAST "version");
1528 if (attr_version == NULL)
1530 NOTICE ("bind plugin: Found <statistics> tag doesn't have a "
1531 "`version' attribute.");
1534 DEBUG ("bind plugin: Found: <statistics version=\"%s\">", attr_version);
1536 /* At the time this plugin was written, version "1.0" was used by
1537 * BIND 9.5.0, version "2.0" was used by BIND 9.5.1 and 9.6.0. We assume
1538 * that "1.*" and "2.*" don't introduce structural changes, so we just
1539 * check for the first two characters here. */
1540 if (strncmp ("1.", attr_version, strlen ("1.")) == 0)
1542 else if (strncmp ("2.", attr_version, strlen ("2.")) == 0)
1546 /* TODO: Use the complaint mechanism here. */
1547 NOTICE ("bind plugin: Found <statistics> tag with version `%s'. "
1548 "Unfortunately I have no clue how to parse that. "
1549 "Please open a bug report for this.", attr_version);
1550 xmlFree (attr_version);
1554 ret = bind_xml_stats (parsed_version,
1555 doc, xpathCtx, node);
1557 xmlFree (attr_version);
1558 /* One <statistics> node ought to be enough. */
1562 xmlXPathFreeObject (xpathObj);
1563 xmlXPathFreeContext (xpathCtx);
1567 } /* }}} int bind_xml */
1569 static int bind_config_set_bool (const char *name, int *var, /* {{{ */
1572 if ((ci->values_num != 1) || ( ci->values[0].type != OCONFIG_TYPE_BOOLEAN))
1574 WARNING ("bind plugin: The `%s' option needs "
1575 "exactly one boolean argument.", name);
1579 if (ci->values[0].value.boolean)
1584 } /* }}} int bind_config_set_bool */
1586 static int bind_config_add_view_zone (cb_view_t *view, /* {{{ */
1591 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
1593 WARNING ("bind plugin: The `Zone' option needs "
1594 "exactly one string argument.");
1598 tmp = realloc (view->zones,
1599 sizeof (char *) * (view->zones_num + 1));
1602 ERROR ("bind plugin: realloc failed.");
1607 view->zones[view->zones_num] = strdup (ci->values[0].value.string);
1608 if (view->zones[view->zones_num] == NULL)
1610 ERROR ("bind plugin: strdup failed.");
1616 } /* }}} int bind_config_add_view_zone */
1618 static int bind_config_add_view (oconfig_item_t *ci) /* {{{ */
1622 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
1624 WARNING ("bind plugin: `View' blocks need exactly one string argument.");
1628 tmp = realloc (views, sizeof (*views) * (views_num + 1));
1631 ERROR ("bind plugin: realloc failed.");
1635 tmp = views + views_num;
1637 memset (tmp, 0, sizeof (*tmp));
1639 tmp->resolver_stats = 1;
1640 tmp->cacherrsets = 1;
1644 tmp->name = strdup (ci->values[0].value.string);
1645 if (tmp->name == NULL)
1647 ERROR ("bind plugin: strdup failed.");
1652 for (int i = 0; i < ci->children_num; i++)
1654 oconfig_item_t *child = ci->children + i;
1656 if (strcasecmp ("QTypes", child->key) == 0)
1657 bind_config_set_bool ("QTypes", &tmp->qtypes, child);
1658 else if (strcasecmp ("ResolverStats", child->key) == 0)
1659 bind_config_set_bool ("ResolverStats", &tmp->resolver_stats, child);
1660 else if (strcasecmp ("CacheRRSets", child->key) == 0)
1661 bind_config_set_bool ("CacheRRSets", &tmp->cacherrsets, child);
1662 else if (strcasecmp ("Zone", child->key) == 0)
1663 bind_config_add_view_zone (tmp, child);
1666 WARNING ("bind plugin: Unknown configuration option "
1667 "`%s' in view `%s' will be ignored.", child->key, tmp->name);
1669 } /* for (i = 0; i < ci->children_num; i++) */
1673 } /* }}} int bind_config_add_view */
1675 static int bind_config (oconfig_item_t *ci) /* {{{ */
1677 for (int i = 0; i < ci->children_num; i++)
1679 oconfig_item_t *child = ci->children + i;
1681 if (strcasecmp ("Url", child->key) == 0) {
1682 if ((child->values_num != 1) || (child->values[0].type != OCONFIG_TYPE_STRING))
1684 WARNING ("bind plugin: The `Url' option needs "
1685 "exactly one string argument.");
1690 url = strdup (child->values[0].value.string);
1691 } else if (strcasecmp ("OpCodes", child->key) == 0)
1692 bind_config_set_bool ("OpCodes", &global_opcodes, child);
1693 else if (strcasecmp ("QTypes", child->key) == 0)
1694 bind_config_set_bool ("QTypes", &global_qtypes, child);
1695 else if (strcasecmp ("ServerStats", child->key) == 0)
1696 bind_config_set_bool ("ServerStats", &global_server_stats, child);
1697 else if (strcasecmp ("ZoneMaintStats", child->key) == 0)
1698 bind_config_set_bool ("ZoneMaintStats", &global_zone_maint_stats, child);
1699 else if (strcasecmp ("ResolverStats", child->key) == 0)
1700 bind_config_set_bool ("ResolverStats", &global_resolver_stats, child);
1701 else if (strcasecmp ("MemoryStats", child->key) == 0)
1702 bind_config_set_bool ("MemoryStats", &global_memory_stats, child);
1703 else if (strcasecmp ("View", child->key) == 0)
1704 bind_config_add_view (child);
1705 else if (strcasecmp ("ParseTime", child->key) == 0)
1706 cf_util_get_boolean (child, &config_parse_time);
1707 else if (strcasecmp ("Timeout", child->key) == 0)
1708 cf_util_get_int (child, &timeout);
1711 WARNING ("bind plugin: Unknown configuration option "
1712 "`%s' will be ignored.", child->key);
1717 } /* }}} int bind_config */
1719 static int bind_init (void) /* {{{ */
1724 curl = curl_easy_init ();
1727 ERROR ("bind plugin: bind_init: curl_easy_init failed.");
1731 curl_easy_setopt (curl, CURLOPT_NOSIGNAL, 1L);
1732 curl_easy_setopt (curl, CURLOPT_WRITEFUNCTION, bind_curl_callback);
1733 curl_easy_setopt (curl, CURLOPT_USERAGENT, COLLECTD_USERAGENT);
1734 curl_easy_setopt (curl, CURLOPT_ERRORBUFFER, bind_curl_error);
1735 curl_easy_setopt (curl, CURLOPT_URL, (url != NULL) ? url : BIND_DEFAULT_URL);
1736 curl_easy_setopt (curl, CURLOPT_FOLLOWLOCATION, 1L);
1737 curl_easy_setopt (curl, CURLOPT_MAXREDIRS, 50L);
1738 #ifdef HAVE_CURLOPT_TIMEOUT_MS
1739 curl_easy_setopt (curl, CURLOPT_TIMEOUT_MS, (timeout >= 0) ?
1740 (long) timeout : (long) CDTIME_T_TO_MS(plugin_get_interval()));
1745 } /* }}} int bind_init */
1747 static int bind_read (void) /* {{{ */
1753 ERROR ("bind plugin: I don't have a CURL object.");
1757 bind_buffer_fill = 0;
1758 if (curl_easy_perform (curl) != CURLE_OK)
1760 ERROR ("bind plugin: curl_easy_perform failed: %s",
1765 status = bind_xml (bind_buffer);
1770 } /* }}} int bind_read */
1772 static int bind_shutdown (void) /* {{{ */
1776 curl_easy_cleanup (curl);
1781 } /* }}} int bind_shutdown */
1783 void module_register (void)
1785 plugin_register_complex_config ("bind", bind_config);
1786 plugin_register_init ("bind", bind_init);
1787 plugin_register_read ("bind", bind_read);
1788 plugin_register_shutdown ("bind", bind_shutdown);
1789 } /* void module_register */
1791 /* vim: set sw=2 sts=2 ts=8 et fdm=marker : */