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;
113 static cb_view_t *views = NULL;
114 static size_t views_num = 0;
116 static CURL *curl = NULL;
118 static char *bind_buffer = NULL;
119 static size_t bind_buffer_size = 0;
120 static size_t bind_buffer_fill = 0;
121 static char bind_curl_error[CURL_ERROR_SIZE];
123 /* Translation table for the `nsstats' values. */
124 static const translation_info_t nsstats_translation_table[] = /* {{{ */
127 { "Requestv4", "dns_request", "IPv4" },
128 { "Requestv6", "dns_request", "IPv6" },
129 { "ReqEdns0", "dns_request", "EDNS0" },
130 { "ReqBadEDNSVer", "dns_request", "BadEDNSVer" },
131 { "ReqTSIG", "dns_request", "TSIG" },
132 { "ReqSIG0", "dns_request", "SIG0" },
133 { "ReqBadSIG", "dns_request", "BadSIG" },
134 { "ReqTCP", "dns_request", "TCP" },
136 { "AuthQryRej", "dns_reject", "authorative" },
137 { "RecQryRej", "dns_reject", "recursive" },
138 { "XfrRej", "dns_reject", "transfer" },
139 { "UpdateRej", "dns_reject", "update" },
141 { "Response", "dns_response", "normal" },
142 { "TruncatedResp", "dns_response", "truncated" },
143 { "RespEDNS0", "dns_response", "EDNS0" },
144 { "RespTSIG", "dns_response", "TSIG" },
145 { "RespSIG0", "dns_response", "SIG0" },
147 { "QryAuthAns", "dns_query", "authorative" },
148 { "QryNoauthAns", "dns_query", "nonauth" },
149 { "QryReferral", "dns_query", "referral" },
150 { "QryRecursion", "dns_query", "recursion" },
151 { "QryDuplicate", "dns_query", "dupliate" },
152 { "QryDropped", "dns_query", "dropped" },
153 { "QryFailure", "dns_query", "failure" },
155 { "QrySuccess", "dns_rcode", "tx-NOERROR" },
156 { "QryNxrrset", "dns_rcode", "tx-NXRRSET" },
157 { "QrySERVFAIL", "dns_rcode", "tx-SERVFAIL" },
158 { "QryFORMERR", "dns_rcode", "tx-FORMERR" },
159 { "QryNXDOMAIN", "dns_rcode", "tx-NXDOMAIN" }
161 { "XfrReqDone", "type", "type_instance" },
162 { "UpdateReqFwd", "type", "type_instance" },
163 { "UpdateRespFwd", "type", "type_instance" },
164 { "UpdateFwdFail", "type", "type_instance" },
165 { "UpdateDone", "type", "type_instance" },
166 { "UpdateFail", "type", "type_instance" },
167 { "UpdateBadPrereq", "type", "type_instance" },
170 static int nsstats_translation_table_length =
171 STATIC_ARRAY_SIZE (nsstats_translation_table);
174 /* Translation table for the `zonestats' values. */
175 static const translation_info_t zonestats_translation_table[] = /* {{{ */
178 { "NotifyOutv4", "dns_notify", "tx-IPv4" },
179 { "NotifyOutv6", "dns_notify", "tx-IPv6" },
180 { "NotifyInv4", "dns_notify", "rx-IPv4" },
181 { "NotifyInv6", "dns_notify", "rx-IPv6" },
182 { "NotifyRej", "dns_notify", "rejected" },
183 /* SOA/AXFS/IXFS requests */
184 { "SOAOutv4", "dns_opcode", "SOA-IPv4" },
185 { "SOAOutv6", "dns_opcode", "SOA-IPv6" },
186 { "AXFRReqv4", "dns_opcode", "AXFR-IPv4" },
187 { "AXFRReqv6", "dns_opcode", "AXFR-IPv6" },
188 { "IXFRReqv4", "dns_opcode", "IXFR-IPv4" },
189 { "IXFRReqv6", "dns_opcode", "IXFR-IPv6" },
190 /* Domain transfers */
191 { "XfrSuccess", "dns_transfer", "success" },
192 { "XfrFail", "dns_transfer", "failure" }
194 static int zonestats_translation_table_length =
195 STATIC_ARRAY_SIZE (zonestats_translation_table);
198 /* Translation table for the `resstats' values. */
199 static const translation_info_t resstats_translation_table[] = /* {{{ */
201 /* Generic resolver information */
202 { "Queryv4", "dns_query", "IPv4" },
203 { "Queryv6", "dns_query", "IPv6" },
204 { "Responsev4", "dns_response", "IPv4" },
205 { "Responsev6", "dns_response", "IPv6" },
206 /* Received response codes */
207 { "NXDOMAIN", "dns_rcode", "rx-NXDOMAIN" },
208 { "SERVFAIL", "dns_rcode", "rx-SERVFAIL" },
209 { "FORMERR", "dns_rcode", "rx-FORMERR" },
210 { "OtherError", "dns_rcode", "rx-OTHER" },
211 { "EDNS0Fail", "dns_rcode", "rx-EDNS0Fail"},
212 /* Received responses */
213 { "Mismatch", "dns_response", "mismatch" },
214 { "Truncated", "dns_response", "truncated" },
215 { "Lame", "dns_response", "lame" },
216 { "Retry", "dns_query", "retry" },
218 { "GlueFetchv4", "type", "type_instance" },
219 { "GlueFetchv6", "type", "type_instance" },
220 { "GlueFetchv4Fail", "type", "type_instance" },
221 { "GlueFetchv6Fail", "type", "type_instance" },
223 /* DNSSEC information */
224 { "ValAttempt", "dns_resolver", "DNSSEC-attempt" },
225 { "ValOk", "dns_resolver", "DNSSEC-okay" },
226 { "ValNegOk", "dns_resolver", "DNSSEC-negokay" },
227 { "ValFail", "dns_resolver", "DNSSEC-fail" }
229 static int resstats_translation_table_length =
230 STATIC_ARRAY_SIZE (resstats_translation_table);
233 /* Translation table for the `memory/summary' values. */
234 static const translation_info_t memsummary_translation_table[] = /* {{{ */
236 { "TotalUse", "memory", "TotalUse" },
237 { "InUse", "memory", "InUse" },
238 { "BlockSize", "memory", "BlockSize" },
239 { "ContextSize", "memory", "ContextSize" },
240 { "Lost", "memory", "Lost" }
242 static int memsummary_translation_table_length =
243 STATIC_ARRAY_SIZE (memsummary_translation_table);
246 static void submit (time_t ts, const char *plugin_instance, /* {{{ */
247 const char *type, const char *type_instance, value_t value)
250 value_list_t vl = VALUE_LIST_INIT;
256 if (config_parse_time)
257 vl.time = TIME_T_TO_CDTIME_T (ts);
258 sstrncpy(vl.host, hostname_g, sizeof(vl.host));
259 sstrncpy(vl.plugin, "bind", sizeof(vl.plugin));
260 if (plugin_instance) {
261 sstrncpy(vl.plugin_instance, plugin_instance,
262 sizeof(vl.plugin_instance));
263 replace_special (vl.plugin_instance, sizeof (vl.plugin_instance));
265 sstrncpy(vl.type, type, sizeof(vl.type));
267 sstrncpy(vl.type_instance, type_instance,
268 sizeof(vl.type_instance));
269 replace_special (vl.plugin_instance, sizeof (vl.plugin_instance));
271 plugin_dispatch_values(&vl);
272 } /* }}} void submit */
274 static size_t bind_curl_callback (void *buf, size_t size, /* {{{ */
275 size_t nmemb, void __attribute__((unused)) *stream)
277 size_t len = size * nmemb;
282 if ((bind_buffer_fill + len) >= bind_buffer_size)
286 temp = realloc(bind_buffer, bind_buffer_fill + len + 1);
289 ERROR ("bind plugin: realloc failed.");
293 bind_buffer_size = bind_buffer_fill + len + 1;
296 memcpy (bind_buffer + bind_buffer_fill, (char *) buf, len);
297 bind_buffer_fill += len;
298 bind_buffer[bind_buffer_fill] = 0;
301 } /* }}} size_t bind_curl_callback */
304 * Callback, that's called with a translation table.
305 * (Plugin instance is fixed, type and type instance come from lookup table.)
307 static int bind_xml_table_callback (const char *name, value_t value, /* {{{ */
308 time_t current_time, void *user_data)
310 translation_table_ptr_t *table = (translation_table_ptr_t *) user_data;
316 for (i = 0; i < table->table_length; i++)
318 if (strcmp (table->table[i].xml_name, name) != 0)
321 submit (current_time,
322 table->plugin_instance,
323 table->table[i].type,
324 table->table[i].type_instance,
330 } /* }}} int bind_xml_table_callback */
333 * Callback, that's used for lists.
334 * (Plugin instance and type are fixed, xml name is used as type instance.)
336 static int bind_xml_list_callback (const char *name, /* {{{ */
337 value_t value, time_t current_time, void *user_data)
339 list_info_ptr_t *list_info = (list_info_ptr_t *) user_data;
341 if (list_info == NULL)
344 submit (current_time,
345 list_info->plugin_instance,
347 /* type instance = */ name,
351 } /* }}} int bind_xml_list_callback */
353 static int bind_xml_read_derive (xmlDoc *doc, xmlNode *node, /* {{{ */
360 str_ptr = (char *) xmlNodeListGetString (doc, node->xmlChildrenNode, 1);
363 ERROR ("bind plugin: bind_xml_read_derive: xmlNodeListGetString failed.");
367 status = parse_value (str_ptr, &value, DS_TYPE_DERIVE);
370 ERROR ("bind plugin: Parsing string \"%s\" to derive value failed.",
377 *ret_value = value.derive;
379 } /* }}} int bind_xml_read_derive */
381 static int bind_xml_read_gauge (xmlDoc *doc, xmlNode *node, /* {{{ */
384 char *str_ptr, *end_ptr;
387 str_ptr = (char *) xmlNodeListGetString (doc, node->xmlChildrenNode, 1);
390 ERROR ("bind plugin: bind_xml_read_gauge: xmlNodeListGetString failed.");
395 value = strtod (str_ptr, &end_ptr);
397 if (str_ptr == end_ptr || errno)
399 if (errno && (value < 0))
400 ERROR ("bind plugin: bind_xml_read_gauge: strtod failed with underflow.");
401 else if (errno && (value > 0))
402 ERROR ("bind plugin: bind_xml_read_gauge: strtod failed with overflow.");
404 ERROR ("bind plugin: bind_xml_read_gauge: strtod failed.");
408 *ret_value = (gauge_t) value;
410 } /* }}} int bind_xml_read_gauge */
412 static int bind_xml_read_timestamp (const char *xpath_expression, /* {{{ */
413 xmlDoc *doc, xmlXPathContext *xpathCtx, time_t *ret_value)
415 xmlXPathObject *xpathObj = NULL;
421 xpathObj = xmlXPathEvalExpression (BAD_CAST xpath_expression, xpathCtx);
422 if (xpathObj == NULL)
424 ERROR ("bind plugin: Unable to evaluate XPath expression `%s'.",
429 if ((xpathObj->nodesetval == NULL) || (xpathObj->nodesetval->nodeNr < 1))
431 xmlXPathFreeObject (xpathObj);
435 if (xpathObj->nodesetval->nodeNr != 1)
437 NOTICE ("bind plugin: Evaluating the XPath expression `%s' returned "
438 "%i nodes. Only handling the first one.",
439 xpath_expression, xpathObj->nodesetval->nodeNr);
442 node = xpathObj->nodesetval->nodeTab[0];
444 if (node->xmlChildrenNode == NULL)
446 ERROR ("bind plugin: bind_xml_read_timestamp: "
447 "node->xmlChildrenNode == NULL");
448 xmlXPathFreeObject (xpathObj);
452 str_ptr = (char *) xmlNodeListGetString (doc, node->xmlChildrenNode, 1);
455 ERROR ("bind plugin: bind_xml_read_timestamp: xmlNodeListGetString failed.");
456 xmlXPathFreeObject (xpathObj);
460 memset (&tm, 0, sizeof(tm));
461 tmp = strptime (str_ptr, "%Y-%m-%dT%T", &tm);
465 ERROR ("bind plugin: bind_xml_read_timestamp: strptime failed.");
466 xmlXPathFreeObject (xpathObj);
470 *ret_value = mktime(&tm);
472 xmlXPathFreeObject (xpathObj);
474 } /* }}} int bind_xml_read_timestamp */
477 * bind_parse_generic_name_value
479 * Reads statistics in the form:
482 * <counter>123</counter>
485 static int bind_parse_generic_name_value (const char *xpath_expression, /* {{{ */
486 list_callback_t list_callback,
488 xmlDoc *doc, xmlXPathContext *xpathCtx,
489 time_t current_time, int ds_type)
491 xmlXPathObject *xpathObj = NULL;
495 xpathObj = xmlXPathEvalExpression(BAD_CAST xpath_expression, xpathCtx);
496 if (xpathObj == NULL)
498 ERROR("bind plugin: Unable to evaluate XPath expression `%s'.",
504 /* Iterate over all matching nodes. */
505 for (i = 0; xpathObj->nodesetval && (i < xpathObj->nodesetval->nodeNr); i++)
507 xmlNode *name_node = NULL;
508 xmlNode *counter = NULL;
512 parent = xpathObj->nodesetval->nodeTab[i];
513 DEBUG ("bind plugin: bind_parse_generic_name_value: parent->name = %s;",
514 (char *) parent->name);
516 /* Iterate over all child nodes. */
517 for (child = parent->xmlChildrenNode;
521 if (child->type != XML_ELEMENT_NODE)
524 if (xmlStrcmp (BAD_CAST "name", child->name) == 0)
526 else if (xmlStrcmp (BAD_CAST "counter", child->name) == 0)
530 if ((name_node != NULL) && (counter != NULL))
532 char *name = (char *) xmlNodeListGetString (doc,
533 name_node->xmlChildrenNode, 1);
537 if (ds_type == DS_TYPE_GAUGE)
538 status = bind_xml_read_gauge (doc, counter, &value.gauge);
540 status = bind_xml_read_derive (doc, counter, &value.derive);
544 status = (*list_callback) (name, value, current_time, user_data);
552 DEBUG ("bind plugin: Found %d %s for XPath expression `%s'",
553 num_entries, (num_entries == 1) ? "entry" : "entries",
556 xmlXPathFreeObject(xpathObj);
559 } /* }}} int bind_parse_generic_name_value */
562 * bind_parse_generic_value_list
564 * Reads statistics in the form:
572 static int bind_parse_generic_value_list (const char *xpath_expression, /* {{{ */
573 list_callback_t list_callback,
575 xmlDoc *doc, xmlXPathContext *xpathCtx,
576 time_t current_time, int ds_type)
578 xmlXPathObject *xpathObj = NULL;
582 xpathObj = xmlXPathEvalExpression(BAD_CAST xpath_expression, xpathCtx);
583 if (xpathObj == NULL)
585 ERROR("bind plugin: Unable to evaluate XPath expression `%s'.",
591 /* Iterate over all matching nodes. */
592 for (i = 0; xpathObj->nodesetval && (i < xpathObj->nodesetval->nodeNr); i++)
596 /* Iterate over all child nodes. */
597 for (child = xpathObj->nodesetval->nodeTab[i]->xmlChildrenNode;
605 if (child->type != XML_ELEMENT_NODE)
608 node_name = (char *) child->name;
610 if (ds_type == DS_TYPE_GAUGE)
611 status = bind_xml_read_gauge (doc, child, &value.gauge);
613 status = bind_xml_read_derive (doc, child, &value.derive);
617 status = (*list_callback) (node_name, value, current_time, user_data);
623 DEBUG ("bind plugin: Found %d %s for XPath expression `%s'",
624 num_entries, (num_entries == 1) ? "entry" : "entries",
627 xmlXPathFreeObject(xpathObj);
630 } /* }}} int bind_parse_generic_value_list */
633 * bind_parse_generic_name_attr_value_list
635 * Reads statistics in the form:
637 * <counter name="name0">123</counter>
638 * <counter name="name1">234</counter>
639 * <counter name="name2">345</counter>
643 static int bind_parse_generic_name_attr_value_list (const char *xpath_expression, /* {{{ */
644 list_callback_t list_callback,
646 xmlDoc *doc, xmlXPathContext *xpathCtx,
647 time_t current_time, int ds_type)
649 xmlXPathObject *xpathObj = NULL;
653 xpathObj = xmlXPathEvalExpression(BAD_CAST xpath_expression, xpathCtx);
654 if (xpathObj == NULL)
656 ERROR("bind plugin: Unable to evaluate XPath expression `%s'.",
662 /* Iterate over all matching nodes. */
663 for (i = 0; xpathObj->nodesetval && (i < xpathObj->nodesetval->nodeNr); i++)
667 /* Iterate over all child nodes. */
668 for (child = xpathObj->nodesetval->nodeTab[i]->xmlChildrenNode;
672 if (child->type != XML_ELEMENT_NODE)
675 if (strncmp ("counter", (char *) child->name, strlen ("counter")) != 0)
682 attr_name = (char *) xmlGetProp (child, BAD_CAST "name");
683 if (attr_name == NULL)
685 DEBUG ("bind plugin: found <counter> without name.");
688 if (ds_type == DS_TYPE_GAUGE)
689 status = bind_xml_read_gauge (doc, child, &value.gauge);
691 status = bind_xml_read_derive (doc, child, &value.derive);
695 status = (*list_callback) (attr_name, value, current_time, user_data);
701 DEBUG ("bind plugin: Found %d %s for XPath expression `%s'",
702 num_entries, (num_entries == 1) ? "entry" : "entries",
705 xmlXPathFreeObject(xpathObj);
708 } /* }}} int bind_parse_generic_name_attr_value_list */
710 static int bind_xml_stats_handle_zone (int version, xmlDoc *doc, /* {{{ */
711 xmlXPathContext *path_ctx, xmlNode *node, cb_view_t *view,
714 xmlXPathObject *path_obj;
715 char *zone_name = NULL;
721 char *n = (char *) xmlGetProp (node, BAD_CAST "name");
722 char *c = (char *) xmlGetProp (node, BAD_CAST "rdataclass");
725 zone_name = (char *) xmlMalloc(strlen(n) + strlen(c) + 2);
726 snprintf(zone_name, strlen(n) + strlen(c) + 2, "%s/%s", n, c);
733 path_obj = xmlXPathEvalExpression (BAD_CAST "name", path_ctx);
734 if (path_obj == NULL)
736 ERROR ("bind plugin: xmlXPathEvalExpression failed.");
740 for (i = 0; path_obj->nodesetval && (i < path_obj->nodesetval->nodeNr); i++)
742 zone_name = (char *) xmlNodeListGetString (doc,
743 path_obj->nodesetval->nodeTab[i]->xmlChildrenNode, 1);
744 if (zone_name != NULL)
747 xmlXPathFreeObject (path_obj);
750 if (zone_name == NULL)
752 ERROR ("bind plugin: Could not determine zone name.");
756 for (j = 0; j < view->zones_num; j++)
758 if (strcasecmp (zone_name, view->zones[j]) == 0)
765 if (j >= views->zones_num)
768 zone_name = view->zones[j];
770 DEBUG ("bind plugin: bind_xml_stats_handle_zone: Found zone `%s'.",
773 { /* Parse the <counters> tag {{{ */
774 char plugin_instance[DATA_MAX_NAME_LEN];
775 translation_table_ptr_t table_ptr =
777 nsstats_translation_table,
778 nsstats_translation_table_length,
782 ssnprintf (plugin_instance, sizeof (plugin_instance), "%s-zone-%s",
783 view->name, zone_name);
787 list_info_ptr_t list_info =
790 /* type = */ "dns_qtype"
792 bind_parse_generic_name_attr_value_list (/* xpath = */ "counters[@type='rcode']",
793 /* callback = */ bind_xml_table_callback,
794 /* user_data = */ &table_ptr,
795 doc, path_ctx, current_time, DS_TYPE_COUNTER);
796 bind_parse_generic_name_attr_value_list (/* xpath = */ "counters[@type='qtype']",
797 /* callback = */ bind_xml_list_callback,
798 /* user_data = */ &list_info,
799 doc, path_ctx, current_time, DS_TYPE_COUNTER);
803 bind_parse_generic_value_list (/* xpath = */ "counters",
804 /* callback = */ bind_xml_table_callback,
805 /* user_data = */ &table_ptr,
806 doc, path_ctx, current_time, DS_TYPE_COUNTER);
811 } /* }}} int bind_xml_stats_handle_zone */
813 static int bind_xml_stats_search_zones (int version, xmlDoc *doc, /* {{{ */
814 xmlXPathContext *path_ctx, xmlNode *node, cb_view_t *view,
817 xmlXPathObject *zone_nodes = NULL;
818 xmlXPathContext *zone_path_context;
821 zone_path_context = xmlXPathNewContext (doc);
822 if (zone_path_context == NULL)
824 ERROR ("bind plugin: xmlXPathNewContext failed.");
828 zone_nodes = xmlXPathEvalExpression (BAD_CAST "zones/zone", path_ctx);
829 if (zone_nodes == NULL)
831 ERROR ("bind plugin: Cannot find any <view> tags.");
832 xmlXPathFreeContext (zone_path_context);
836 for (i = 0; i < zone_nodes->nodesetval->nodeNr; i++)
840 node = zone_nodes->nodesetval->nodeTab[i];
841 assert (node != NULL);
843 zone_path_context->node = node;
845 bind_xml_stats_handle_zone (version, doc, zone_path_context, node, view,
849 xmlXPathFreeObject (zone_nodes);
850 xmlXPathFreeContext (zone_path_context);
852 } /* }}} int bind_xml_stats_search_zones */
854 static int bind_xml_stats_handle_view (int version, xmlDoc *doc, /* {{{ */
855 xmlXPathContext *path_ctx, xmlNode *node, time_t current_time)
857 char *view_name = NULL;
864 view_name = (char*) xmlGetProp(node, BAD_CAST "name");
866 if (view_name == NULL)
868 ERROR ("bind plugin: Could not determine view name.");
872 for (j = 0; j < views_num; j++)
874 if (strcasecmp (view_name, views[j].name) == 0)
883 xmlXPathObject *path_obj;
884 path_obj = xmlXPathEvalExpression (BAD_CAST "name", path_ctx);
885 if (path_obj == NULL)
887 ERROR ("bind plugin: xmlXPathEvalExpression failed.");
891 for (i = 0; path_obj->nodesetval && (i < path_obj->nodesetval->nodeNr); i++)
893 view_name = (char *) xmlNodeListGetString (doc,
894 path_obj->nodesetval->nodeTab[i]->xmlChildrenNode, 1);
895 if (view_name != NULL)
899 if (view_name == NULL)
901 ERROR ("bind plugin: Could not determine view name.");
902 xmlXPathFreeObject (path_obj);
906 for (j = 0; j < views_num; j++)
908 if (strcasecmp (view_name, views[j].name) == 0)
913 xmlXPathFreeObject (path_obj);
925 DEBUG ("bind plugin: bind_xml_stats_handle_view: Found view `%s'.",
928 if (view->qtypes != 0) /* {{{ */
930 char plugin_instance[DATA_MAX_NAME_LEN];
931 list_info_ptr_t list_info =
934 /* type = */ "dns_qtype"
937 ssnprintf (plugin_instance, sizeof (plugin_instance), "%s-qtypes",
941 bind_parse_generic_name_attr_value_list (/* xpath = */ "counters[@type='resqtype']",
942 /* callback = */ bind_xml_list_callback,
943 /* user_data = */ &list_info,
944 doc, path_ctx, current_time, DS_TYPE_COUNTER);
948 bind_parse_generic_name_value (/* xpath = */ "rdtype",
949 /* callback = */ bind_xml_list_callback,
950 /* user_data = */ &list_info,
951 doc, path_ctx, current_time, DS_TYPE_COUNTER);
955 if (view->resolver_stats != 0) /* {{{ */
957 char plugin_instance[DATA_MAX_NAME_LEN];
958 translation_table_ptr_t table_ptr =
960 resstats_translation_table,
961 resstats_translation_table_length,
965 ssnprintf (plugin_instance, sizeof (plugin_instance),
966 "%s-resolver_stats", view->name);
969 bind_parse_generic_name_attr_value_list ("counters[@type='resstats']",
970 /* callback = */ bind_xml_table_callback,
971 /* user_data = */ &table_ptr,
972 doc, path_ctx, current_time, DS_TYPE_COUNTER);
976 bind_parse_generic_name_value ("resstat",
977 /* callback = */ bind_xml_table_callback,
978 /* user_data = */ &table_ptr,
979 doc, path_ctx, current_time, DS_TYPE_COUNTER);
983 /* Record types in the cache */
984 if (view->cacherrsets != 0) /* {{{ */
986 char plugin_instance[DATA_MAX_NAME_LEN];
987 list_info_ptr_t list_info =
990 /* type = */ "dns_qtype_cached"
993 ssnprintf (plugin_instance, sizeof (plugin_instance), "%s-cache_rr_sets",
996 bind_parse_generic_name_value (/* xpath = */ "cache/rrset",
997 /* callback = */ bind_xml_list_callback,
998 /* user_data = */ &list_info,
999 doc, path_ctx, current_time, DS_TYPE_GAUGE);
1002 if (view->zones_num > 0)
1003 bind_xml_stats_search_zones (version, doc, path_ctx, node, view,
1007 } /* }}} int bind_xml_stats_handle_view */
1009 static int bind_xml_stats_search_views (int version, xmlDoc *doc, /* {{{ */
1010 xmlXPathContext *xpathCtx, xmlNode *statsnode, time_t current_time)
1012 xmlXPathObject *view_nodes = NULL;
1013 xmlXPathContext *view_path_context;
1016 view_path_context = xmlXPathNewContext (doc);
1017 if (view_path_context == NULL)
1019 ERROR ("bind plugin: xmlXPathNewContext failed.");
1023 view_nodes = xmlXPathEvalExpression (BAD_CAST "views/view", xpathCtx);
1024 if (view_nodes == NULL)
1026 ERROR ("bind plugin: Cannot find any <view> tags.");
1027 xmlXPathFreeContext (view_path_context);
1031 for (i = 0; i < view_nodes->nodesetval->nodeNr; i++)
1035 node = view_nodes->nodesetval->nodeTab[i];
1036 assert (node != NULL);
1038 view_path_context->node = node;
1040 bind_xml_stats_handle_view (version, doc, view_path_context, node,
1044 xmlXPathFreeObject (view_nodes);
1045 xmlXPathFreeContext (view_path_context);
1047 } /* }}} int bind_xml_stats_search_views */
1049 static void bind_xml_stats_v3 (xmlDoc *doc, /* {{{ */
1050 xmlXPathContext *xpathCtx, xmlNode *statsnode, time_t current_time)
1052 /* XPath: server/counters[@type='opcode']
1053 * Variables: QUERY, IQUERY, NOTIFY, UPDATE, ...
1055 * <counters type="opcode">
1056 * <counter name="A">1</counter>
1060 if (global_opcodes != 0)
1062 list_info_ptr_t list_info =
1064 /* plugin instance = */ "global-opcodes",
1065 /* type = */ "dns_opcode"
1067 bind_parse_generic_name_attr_value_list (/* xpath = */ "server/counters[@type='opcode']",
1068 /* callback = */ bind_xml_list_callback,
1069 /* user_data = */ &list_info,
1070 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1073 /* XPath: server/counters[@type='qtype']
1074 * Variables: RESERVED0, A, NS, CNAME, SOA, MR, PTR, HINFO, MX, TXT, RP,
1075 * X25, PX, AAAA, LOC, SRV, NAPTR, A6, DS, RRSIG, NSEC, DNSKEY,
1076 * SPF, TKEY, IXFR, AXFR, ANY, ..., Others
1078 * <counters type="opcode">
1079 * <counter name="A">1</counter>
1083 if (global_qtypes != 0)
1085 list_info_ptr_t list_info =
1087 /* plugin instance = */ "global-qtypes",
1088 /* type = */ "dns_qtype"
1091 bind_parse_generic_name_attr_value_list (/* xpath = */ "server/counters[@type='qtype']",
1092 /* callback = */ bind_xml_list_callback,
1093 /* user_data = */ &list_info,
1094 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1097 /* XPath: server/counters[@type='nsstat']
1098 * Variables: Requestv4, Requestv6, ReqEdns0, ReqBadEDNSVer, ReqTSIG,
1099 * ReqSIG0, ReqBadSIG, ReqTCP, AuthQryRej, RecQryRej, XfrRej,
1100 * UpdateRej, Response, TruncatedResp, RespEDNS0, RespTSIG,
1101 * RespSIG0, QrySuccess, QryAuthAns, QryNoauthAns, QryReferral,
1102 * QryNxrrset, QrySERVFAIL, QryFORMERR, QryNXDOMAIN, QryRecursion,
1103 * QryDuplicate, QryDropped, QryFailure, XfrReqDone, UpdateReqFwd,
1104 * UpdateRespFwd, UpdateFwdFail, UpdateDone, UpdateFail,
1107 * <counters type="nsstat"
1108 * <counter name="Requestv4">1</counter>
1109 * <counter name="Requestv6">0</counter>
1113 if (global_server_stats)
1115 translation_table_ptr_t table_ptr =
1117 nsstats_translation_table,
1118 nsstats_translation_table_length,
1119 /* plugin_instance = */ "global-server_stats"
1122 bind_parse_generic_name_attr_value_list ("server/counters[@type='nsstat']",
1123 /* callback = */ bind_xml_table_callback,
1124 /* user_data = */ &table_ptr,
1125 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1128 /* XPath: server/zonestats, server/zonestat, server/counters[@type='zonestat']
1129 * Variables: NotifyOutv4, NotifyOutv6, NotifyInv4, NotifyInv6, NotifyRej,
1130 * SOAOutv4, SOAOutv6, AXFRReqv4, AXFRReqv6, IXFRReqv4, IXFRReqv6,
1131 * XfrSuccess, XfrFail
1133 * <counters type="zonestat"
1134 * <counter name="NotifyOutv4">0</counter>
1135 * <counter name="NotifyOutv6">0</counter>
1139 if (global_zone_maint_stats)
1141 translation_table_ptr_t table_ptr =
1143 zonestats_translation_table,
1144 zonestats_translation_table_length,
1145 /* plugin_instance = */ "global-zone_maint_stats"
1148 bind_parse_generic_name_attr_value_list ("server/counters[@type='zonestat']",
1149 /* callback = */ bind_xml_table_callback,
1150 /* user_data = */ &table_ptr,
1151 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1154 /* XPath: server/resstats, server/counters[@type='resstat']
1155 * Variables: Queryv4, Queryv6, Responsev4, Responsev6, NXDOMAIN, SERVFAIL,
1156 * FORMERR, OtherError, EDNS0Fail, Mismatch, Truncated, Lame,
1157 * Retry, GlueFetchv4, GlueFetchv6, GlueFetchv4Fail,
1158 * GlueFetchv6Fail, ValAttempt, ValOk, ValNegOk, ValFail
1160 * <counters type="resstat"
1161 * <counter name="Queryv4">0</counter>
1162 * <counter name="Queryv6">0</counter>
1166 if (global_resolver_stats != 0)
1168 translation_table_ptr_t table_ptr =
1170 resstats_translation_table,
1171 resstats_translation_table_length,
1172 /* plugin_instance = */ "global-resolver_stats"
1175 bind_parse_generic_name_attr_value_list ("server/counters[@type='resstat']",
1176 /* callback = */ bind_xml_table_callback,
1177 /* user_data = */ &table_ptr,
1178 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1180 } /* }}} bind_xml_stats_v3 */
1182 static void bind_xml_stats_v1_v2 (int version, xmlDoc *doc, /* {{{ */
1183 xmlXPathContext *xpathCtx, xmlNode *statsnode, time_t current_time)
1185 /* XPath: server/requests/opcode, server/counters[@type='opcode']
1186 * Variables: QUERY, IQUERY, NOTIFY, UPDATE, ...
1190 * <counter>1</counter>
1194 if (global_opcodes != 0)
1196 list_info_ptr_t list_info =
1198 /* plugin instance = */ "global-opcodes",
1199 /* type = */ "dns_opcode"
1202 bind_parse_generic_name_value (/* xpath = */ "server/requests/opcode",
1203 /* callback = */ bind_xml_list_callback,
1204 /* user_data = */ &list_info,
1205 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1208 /* XPath: server/queries-in/rdtype, server/counters[@type='qtype']
1209 * Variables: RESERVED0, A, NS, CNAME, SOA, MR, PTR, HINFO, MX, TXT, RP,
1210 * X25, PX, AAAA, LOC, SRV, NAPTR, A6, DS, RRSIG, NSEC, DNSKEY,
1211 * SPF, TKEY, IXFR, AXFR, ANY, ..., Others
1215 * <counter>1</counter>
1219 if (global_qtypes != 0)
1221 list_info_ptr_t list_info =
1223 /* plugin instance = */ "global-qtypes",
1224 /* type = */ "dns_qtype"
1227 bind_parse_generic_name_value (/* xpath = */ "server/queries-in/rdtype",
1228 /* callback = */ bind_xml_list_callback,
1229 /* user_data = */ &list_info,
1230 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1233 /* XPath: server/nsstats, server/nsstat, server/counters[@type='nsstat']
1234 * Variables: Requestv4, Requestv6, ReqEdns0, ReqBadEDNSVer, ReqTSIG,
1235 * ReqSIG0, ReqBadSIG, ReqTCP, AuthQryRej, RecQryRej, XfrRej,
1236 * UpdateRej, Response, TruncatedResp, RespEDNS0, RespTSIG,
1237 * RespSIG0, QrySuccess, QryAuthAns, QryNoauthAns, QryReferral,
1238 * QryNxrrset, QrySERVFAIL, QryFORMERR, QryNXDOMAIN, QryRecursion,
1239 * QryDuplicate, QryDropped, QryFailure, XfrReqDone, UpdateReqFwd,
1240 * UpdateRespFwd, UpdateFwdFail, UpdateDone, UpdateFail,
1244 * <Requestv4>1</Requestv4>
1245 * <Requestv6>0</Requestv6>
1250 * <name>Requestv4</name>
1251 * <counter>1</counter>
1254 * <name>Requestv6</name>
1255 * <counter>0</counter>
1259 if (global_server_stats)
1261 translation_table_ptr_t table_ptr =
1263 nsstats_translation_table,
1264 nsstats_translation_table_length,
1265 /* plugin_instance = */ "global-server_stats"
1270 bind_parse_generic_value_list ("server/nsstats",
1271 /* callback = */ bind_xml_table_callback,
1272 /* user_data = */ &table_ptr,
1273 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1277 bind_parse_generic_name_value ("server/nsstat",
1278 /* callback = */ bind_xml_table_callback,
1279 /* user_data = */ &table_ptr,
1280 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1284 /* XPath: server/zonestats, server/zonestat, server/counters[@type='zonestat']
1285 * Variables: NotifyOutv4, NotifyOutv6, NotifyInv4, NotifyInv6, NotifyRej,
1286 * SOAOutv4, SOAOutv6, AXFRReqv4, AXFRReqv6, IXFRReqv4, IXFRReqv6,
1287 * XfrSuccess, XfrFail
1290 * <NotifyOutv4>0</NotifyOutv4>
1291 * <NotifyOutv6>0</NotifyOutv6>
1296 * <name>NotifyOutv4</name>
1297 * <counter>0</counter>
1300 * <name>NotifyOutv6</name>
1301 * <counter>0</counter>
1305 if (global_zone_maint_stats)
1307 translation_table_ptr_t table_ptr =
1309 zonestats_translation_table,
1310 zonestats_translation_table_length,
1311 /* plugin_instance = */ "global-zone_maint_stats"
1316 bind_parse_generic_value_list ("server/zonestats",
1317 /* callback = */ bind_xml_table_callback,
1318 /* user_data = */ &table_ptr,
1319 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1323 bind_parse_generic_name_value ("server/zonestat",
1324 /* callback = */ bind_xml_table_callback,
1325 /* user_data = */ &table_ptr,
1326 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1330 /* XPath: server/resstats, server/counters[@type='resstat']
1331 * Variables: Queryv4, Queryv6, Responsev4, Responsev6, NXDOMAIN, SERVFAIL,
1332 * FORMERR, OtherError, EDNS0Fail, Mismatch, Truncated, Lame,
1333 * Retry, GlueFetchv4, GlueFetchv6, GlueFetchv4Fail,
1334 * GlueFetchv6Fail, ValAttempt, ValOk, ValNegOk, ValFail
1337 * <Queryv4>0</Queryv4>
1338 * <Queryv6>0</Queryv6>
1343 * <name>Queryv4</name>
1344 * <counter>0</counter>
1347 * <name>Queryv6</name>
1348 * <counter>0</counter>
1352 if (global_resolver_stats != 0)
1354 translation_table_ptr_t table_ptr =
1356 resstats_translation_table,
1357 resstats_translation_table_length,
1358 /* plugin_instance = */ "global-resolver_stats"
1363 bind_parse_generic_value_list ("server/resstats",
1364 /* callback = */ bind_xml_table_callback,
1365 /* user_data = */ &table_ptr,
1366 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1370 bind_parse_generic_name_value ("server/resstat",
1371 /* callback = */ bind_xml_table_callback,
1372 /* user_data = */ &table_ptr,
1373 doc, xpathCtx, current_time, DS_TYPE_COUNTER);
1376 } /* }}} bind_xml_stats_v1_v2 */
1378 static int bind_xml_stats (int version, xmlDoc *doc, /* {{{ */
1379 xmlXPathContext *xpathCtx, xmlNode *statsnode)
1381 time_t current_time = 0;
1384 xpathCtx->node = statsnode;
1386 /* TODO: Check `server/boot-time' to recognize server restarts. */
1388 status = bind_xml_read_timestamp ("server/current-time",
1389 doc, xpathCtx, ¤t_time);
1392 ERROR ("bind plugin: Reading `server/current-time' failed.");
1395 DEBUG ("bind plugin: Current server time is %i.", (int) current_time);
1399 bind_xml_stats_v3(doc, xpathCtx, statsnode, current_time);
1403 bind_xml_stats_v1_v2(version, doc, xpathCtx, statsnode, current_time);
1406 /* XPath: memory/summary
1407 * Variables: TotalUse, InUse, BlockSize, ContextSize, Lost
1408 * Layout: v2 and v3:
1410 * <TotalUse>6587096</TotalUse>
1411 * <InUse>1345424</InUse>
1412 * <BlockSize>5505024</BlockSize>
1413 * <ContextSize>3732456</ContextSize>
1417 if (global_memory_stats != 0)
1419 translation_table_ptr_t table_ptr =
1421 memsummary_translation_table,
1422 memsummary_translation_table_length,
1423 /* plugin_instance = */ "global-memory_stats"
1426 bind_parse_generic_value_list ("memory/summary",
1427 /* callback = */ bind_xml_table_callback,
1428 /* user_data = */ &table_ptr,
1429 doc, xpathCtx, current_time, DS_TYPE_GAUGE);
1433 bind_xml_stats_search_views (version, doc, xpathCtx, statsnode,
1437 } /* }}} int bind_xml_stats */
1439 static int bind_xml (const char *data) /* {{{ */
1442 xmlXPathContext *xpathCtx = NULL;
1443 xmlXPathObject *xpathObj = NULL;
1447 doc = xmlParseMemory (data, strlen (data));
1450 ERROR ("bind plugin: xmlParseMemory failed.");
1454 xpathCtx = xmlXPathNewContext (doc);
1455 if (xpathCtx == NULL)
1457 ERROR ("bind plugin: xmlXPathNewContext failed.");
1463 // version 3.* of statistics XML (since BIND9.9)
1466 xpathObj = xmlXPathEvalExpression (BAD_CAST "/statistics", xpathCtx);
1467 if (xpathObj == NULL || xpathObj->nodesetval == NULL || xpathObj->nodesetval->nodeNr == 0)
1469 DEBUG ("bind plugin: Statistics appears not to be v3");
1470 // we will fallback to v1 or v2 detection
1471 if (xpathObj != NULL) { xmlXPathFreeObject (xpathObj); }
1475 for (i = 0; i < xpathObj->nodesetval->nodeNr; i++)
1480 node = xpathObj->nodesetval->nodeTab[i];
1481 assert (node != NULL);
1483 attr_version = (char *) xmlGetProp (node, BAD_CAST "version");
1484 if (attr_version == NULL)
1486 NOTICE ("bind plugin: Found <statistics> tag doesn't have a "
1487 "`version' attribute.");
1490 DEBUG ("bind plugin: Found: <statistics version=\"%s\">", attr_version);
1492 if (strncmp ("3.", attr_version, strlen ("3.")) != 0)
1494 /* TODO: Use the complaint mechanism here. */
1495 NOTICE ("bind plugin: Found <statistics> tag with version `%s'. "
1496 "Unfortunately I have no clue how to parse that. "
1497 "Please open a bug report for this.", attr_version);
1498 xmlFree (attr_version);
1501 ret = bind_xml_stats (3, doc, xpathCtx, node);
1503 xmlFree (attr_version);
1504 /* One <statistics> node ought to be enough. */
1508 // we are finished, early-return
1509 xmlXPathFreeObject (xpathObj);
1510 xmlXPathFreeContext (xpathCtx);
1517 // versions 1.* or 2.* of statistics XML
1520 xpathObj = xmlXPathEvalExpression (BAD_CAST "/isc/bind/statistics", xpathCtx);
1521 if (xpathObj == NULL)
1523 ERROR ("bind plugin: Cannot find the <statistics> tag.");
1524 xmlXPathFreeContext (xpathCtx);
1528 else if (xpathObj->nodesetval == NULL)
1530 ERROR ("bind plugin: xmlXPathEvalExpression failed.");
1531 xmlXPathFreeObject (xpathObj);
1532 xmlXPathFreeContext (xpathCtx);
1537 for (i = 0; i < xpathObj->nodesetval->nodeNr; i++)
1541 int parsed_version = 0;
1543 node = xpathObj->nodesetval->nodeTab[i];
1544 assert (node != NULL);
1546 attr_version = (char *) xmlGetProp (node, BAD_CAST "version");
1547 if (attr_version == NULL)
1549 NOTICE ("bind plugin: Found <statistics> tag doesn't have a "
1550 "`version' attribute.");
1553 DEBUG ("bind plugin: Found: <statistics version=\"%s\">", attr_version);
1555 /* At the time this plugin was written, version "1.0" was used by
1556 * BIND 9.5.0, version "2.0" was used by BIND 9.5.1 and 9.6.0. We assume
1557 * that "1.*" and "2.*" don't introduce structural changes, so we just
1558 * check for the first two characters here. */
1559 if (strncmp ("1.", attr_version, strlen ("1.")) == 0)
1561 else if (strncmp ("2.", attr_version, strlen ("2.")) == 0)
1565 /* TODO: Use the complaint mechanism here. */
1566 NOTICE ("bind plugin: Found <statistics> tag with version `%s'. "
1567 "Unfortunately I have no clue how to parse that. "
1568 "Please open a bug report for this.", attr_version);
1569 xmlFree (attr_version);
1573 ret = bind_xml_stats (parsed_version,
1574 doc, xpathCtx, node);
1576 xmlFree (attr_version);
1577 /* One <statistics> node ought to be enough. */
1581 xmlXPathFreeObject (xpathObj);
1582 xmlXPathFreeContext (xpathCtx);
1586 } /* }}} int bind_xml */
1588 static int bind_config_set_bool (const char *name, int *var, /* {{{ */
1591 if ((ci->values_num != 1) || ( ci->values[0].type != OCONFIG_TYPE_BOOLEAN))
1593 WARNING ("bind plugin: The `%s' option needs "
1594 "exactly one boolean argument.", name);
1598 if (ci->values[0].value.boolean)
1603 } /* }}} int bind_config_set_bool */
1605 static int bind_config_add_view_zone (cb_view_t *view, /* {{{ */
1610 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
1612 WARNING ("bind plugin: The `Zone' option needs "
1613 "exactly one string argument.");
1617 tmp = (char **) realloc (view->zones,
1618 sizeof (char *) * (view->zones_num + 1));
1621 ERROR ("bind plugin: realloc failed.");
1626 view->zones[view->zones_num] = strdup (ci->values[0].value.string);
1627 if (view->zones[view->zones_num] == NULL)
1629 ERROR ("bind plugin: strdup failed.");
1635 } /* }}} int bind_config_add_view_zone */
1637 static int bind_config_add_view (oconfig_item_t *ci) /* {{{ */
1642 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
1644 WARNING ("bind plugin: `View' blocks need exactly one string argument.");
1648 tmp = (cb_view_t *) realloc (views, sizeof (*views) * (views_num + 1));
1651 ERROR ("bind plugin: realloc failed.");
1655 tmp = views + views_num;
1657 memset (tmp, 0, sizeof (*tmp));
1659 tmp->resolver_stats = 1;
1660 tmp->cacherrsets = 1;
1664 tmp->name = strdup (ci->values[0].value.string);
1665 if (tmp->name == NULL)
1667 ERROR ("bind plugin: strdup failed.");
1672 for (i = 0; i < ci->children_num; i++)
1674 oconfig_item_t *child = ci->children + i;
1676 if (strcasecmp ("QTypes", child->key) == 0)
1677 bind_config_set_bool ("QTypes", &tmp->qtypes, child);
1678 else if (strcasecmp ("ResolverStats", child->key) == 0)
1679 bind_config_set_bool ("ResolverStats", &tmp->resolver_stats, child);
1680 else if (strcasecmp ("CacheRRSets", child->key) == 0)
1681 bind_config_set_bool ("CacheRRSets", &tmp->cacherrsets, child);
1682 else if (strcasecmp ("Zone", child->key) == 0)
1683 bind_config_add_view_zone (tmp, child);
1686 WARNING ("bind plugin: Unknown configuration option "
1687 "`%s' in view `%s' will be ignored.", child->key, tmp->name);
1689 } /* for (i = 0; i < ci->children_num; i++) */
1693 } /* }}} int bind_config_add_view */
1695 static int bind_config (oconfig_item_t *ci) /* {{{ */
1699 for (i = 0; i < ci->children_num; i++)
1701 oconfig_item_t *child = ci->children + i;
1703 if (strcasecmp ("Url", child->key) == 0) {
1704 if ((child->values_num != 1) || (child->values[0].type != OCONFIG_TYPE_STRING))
1706 WARNING ("bind plugin: The `Url' option needs "
1707 "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);
1730 WARNING ("bind plugin: Unknown configuration option "
1731 "`%s' will be ignored.", child->key);
1736 } /* }}} int bind_config */
1738 static int bind_init (void) /* {{{ */
1743 curl = curl_easy_init ();
1746 ERROR ("bind plugin: bind_init: curl_easy_init failed.");
1750 curl_easy_setopt (curl, CURLOPT_NOSIGNAL, 1L);
1751 curl_easy_setopt (curl, CURLOPT_WRITEFUNCTION, bind_curl_callback);
1752 curl_easy_setopt (curl, CURLOPT_USERAGENT, COLLECTD_USERAGENT);
1753 curl_easy_setopt (curl, CURLOPT_ERRORBUFFER, bind_curl_error);
1754 curl_easy_setopt (curl, CURLOPT_URL, (url != NULL) ? url : BIND_DEFAULT_URL);
1755 curl_easy_setopt (curl, CURLOPT_FOLLOWLOCATION, 1L);
1756 curl_easy_setopt (curl, CURLOPT_MAXREDIRS, 50L);
1759 } /* }}} int bind_init */
1761 static int bind_read (void) /* {{{ */
1767 ERROR ("bind plugin: I don't have a CURL object.");
1771 bind_buffer_fill = 0;
1772 if (curl_easy_perform (curl) != CURLE_OK)
1774 ERROR ("bind plugin: curl_easy_perform failed: %s",
1779 status = bind_xml (bind_buffer);
1784 } /* }}} int bind_read */
1786 static int bind_shutdown (void) /* {{{ */
1790 curl_easy_cleanup (curl);
1795 } /* }}} int bind_shutdown */
1797 void module_register (void)
1799 plugin_register_complex_config ("bind", bind_config);
1800 plugin_register_init ("bind", bind_init);
1801 plugin_register_read ("bind", bind_read);
1802 plugin_register_shutdown ("bind", bind_shutdown);
1803 } /* void module_register */
1805 /* vim: set sw=2 sts=2 ts=8 et fdm=marker : */