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Diffstat (limited to 'node.d/named.node.js')
| -rw-r--r-- | node.d/named.node.js | 609 |
1 files changed, 0 insertions, 609 deletions
diff --git a/node.d/named.node.js b/node.d/named.node.js deleted file mode 100644 index 02c890c6..00000000 --- a/node.d/named.node.js +++ /dev/null @@ -1,609 +0,0 @@ -'use strict'; - -// collect statistics from bind (named) v9.10+ -// -// bind statistics documentation at: -// http://jpmens.net/2013/03/18/json-in-bind-9-s-statistics-server/ -// https://ftp.isc.org/isc/bind/9.10.3/doc/arm/Bv9ARM.ch06.html#statistics - -// example configuration in /etc/netdata/node.d/named.conf -// the module supports auto-detection if bind is running at localhost - -/* -{ - "enable_autodetect": true, - "update_every": 5, - "servers": [ - { - "name": "bind1", - "url": "http://127.0.0.1:8888/json/v1/server", - "update_every": 1 - }, - { - "name": "bind2", - "url": "http://10.0.0.1:8888/xml/v3/server", - "update_every": 2 - } - ] -} -*/ - -// the following is the bind named.conf configuration required - -/* -statistics-channels { - inet 127.0.0.1 port 8888 allow { 127.0.0.1; }; -}; -*/ - -var url = require('url'); -var http = require('http'); -var XML = require('pixl-xml'); -var netdata = require('netdata'); - -if(netdata.options.DEBUG === true) netdata.debug('loaded', __filename, 'plugin'); - -var named = { - name: __filename, - enable_autodetect: true, - update_every: 1, - base_priority: 60000, - charts: {}, - - chartFromMembersCreate: function(service, obj, id, title_suffix, units, family, context, type, priority, algorithm, multiplier, divisor) { - var chart = { - id: id, // the unique id of the chart - name: '', // the unique name of the chart - title: service.name + ' ' + title_suffix, // the title of the chart - units: units, // the units of the chart dimensions - family: family, // the family of the chart - context: context, // the context of the chart - type: type, // the type of the chart - priority: priority, // the priority relative to others in the same family - update_every: service.update_every, // the expected update frequency of the chart - dimensions: {} - }; - - var found = 0; - var dims = Object.keys(obj); - var len = dims.length; - for(var i = 0; i < len ;i++) { - var x = dims[i]; - - if(typeof(obj[x]) !== 'undefined' && obj[x] !== 0) { - found++; - chart.dimensions[x] = { - id: x, // the unique id of the dimension - name: x, // the name of the dimension - algorithm: algorithm, // the id of the netdata algorithm - multiplier: multiplier, // the multiplier - divisor: divisor, // the divisor - hidden: false // is hidden (boolean) - } - } - } - - if(found === false) - return null; - - chart = service.chart(id, chart); - this.charts[id] = chart; - return chart; - }, - - chartFromMembers: function(service, obj, id_suffix, title_suffix, units, family, context, type, priority, algorithm, multiplier, divisor) { - var id = 'named_' + service.name + '.' + id_suffix; - var chart = this.charts[id]; - var dims, len, x, i; - - if(typeof chart === 'undefined') { - chart = this.chartFromMembersCreate(service, obj, id, title_suffix, units, family, context, type, priority, algorithm, multiplier, divisor); - if(chart === null) return false; - } - else { - // check if we need to re-generate the chart - dims = Object.keys(obj); - len = dims.length; - for(i = 0; i < len ;i++) { - x = dims[i]; - if(typeof(chart.dimensions[x]) === 'undefined') { - chart = this.chartFromMembersCreate(service, obj, id, title_suffix, units, family, context, type, priority, algorithm, multiplier, divisor); - if(chart === null) return false; - break; - } - } - } - - service.begin(chart); - - var found = 0; - dims = Object.keys(obj); - len = dims.length; - for(i = 0; i < len ;i++) { - x = dims[i]; - if(typeof(chart.dimensions[x]) !== 'undefined') { - found++; - service.set(x, obj[x]); - } - } - - service.end(); - - return (found > 0); - }, - - // an index to map values to different charts - lookups: { - nsstats: {}, - resolver_stats: {}, - numfetch: {} - }, - - // transform the XML response of bind - // to the JSON response of bind - xml2js: function(service, data_xml) { - var d = XML.parse(data_xml); - if(d === null) return null; - - var a, aa, alen, alen2; - - var data = {}; - var len = d.server.counters.length; - while(len--) { - a = d.server.counters[len]; - if(typeof a.counter === 'undefined') continue; - if(a.type === 'opcode') a.type = 'opcodes'; - else if(a.type === 'qtype') a.type = 'qtypes'; - else if(a.type === 'nsstat') a.type = 'nsstats'; - aa = data[a.type] = {}; - alen = 0; - alen2 = a.counter.length; - while(alen < alen2) { - aa[a.counter[alen].name] = parseInt(a.counter[alen]._Data, 10); - alen++; - } - } - - data.views = {}; - var vlen = d.views.view.length; - while(vlen--) { - var vname = d.views.view[vlen].name; - data.views[vname] = { resolver: {} }; - len = d.views.view[vlen].counters.length; - while(len--) { - a = d.views.view[vlen].counters[len]; - if(typeof a.counter === 'undefined') continue; - if(a.type === 'resstats') a.type = 'stats'; - else if(a.type === 'resqtype') a.type = 'qtypes'; - else if(a.type === 'adbstat') a.type = 'adb'; - aa = data.views[vname].resolver[a.type] = {}; - alen = 0; - alen2 = a.counter.length; - while(alen < alen2) { - aa[a.counter[alen].name] = parseInt(a.counter[alen]._Data, 10); - alen++; - } - } - } - - return data; - }, - - processResponse: function(service, data) { - if(data !== null) { - var r, x, look, id, chart, keys, len; - - // parse XML or JSON - // pepending on the URL given - if(service.request.path.match(/^\/xml/) !== null) - r = named.xml2js(service, data); - else - r = JSON.parse(data); - - if(typeof r === 'undefined' || r === null) { - service.error("Cannot parse these data: " + data.toString()); - return; - } - - if(service.added !== true) - service.commit(); - - if(typeof r.nsstats !== 'undefined') { - // we split the nsstats object to several others - var global_requests = {}, global_requests_enable = false; - var global_failures = {}, global_failures_enable = false; - var global_failures_detail = {}, global_failures_detail_enable = false; - var global_updates = {}, global_updates_enable = false; - var protocol_queries = {}, protocol_queries_enable = false; - var global_queries = {}, global_queries_enable = false; - var global_queries_success = {}, global_queries_success_enable = false; - var default_enable = false; - var RecursClients = 0; - - // RecursClients is an absolute value - if(typeof r.nsstats['RecursClients'] !== 'undefined') { - RecursClients = r.nsstats['RecursClients']; - delete r.nsstats['RecursClients']; - } - - keys = Object.keys(r.nsstats); - len = keys.length; - while(len--) { - x = keys[len]; - - // we maintain an index of the values found - // mapping them to objects splitted - - look = named.lookups.nsstats[x]; - if(typeof look === 'undefined') { - // a new value, not found in the index - // index it: - if(x === 'Requestv4') { - named.lookups.nsstats[x] = { - name: 'IPv4', - type: 'global_requests' - }; - } - else if(x === 'Requestv6') { - named.lookups.nsstats[x] = { - name: 'IPv6', - type: 'global_requests' - }; - } - else if(x === 'QryFailure') { - named.lookups.nsstats[x] = { - name: 'failures', - type: 'global_failures' - }; - } - else if(x === 'QryUDP') { - named.lookups.nsstats[x] = { - name: 'UDP', - type: 'protocol_queries' - }; - } - else if(x === 'QryTCP') { - named.lookups.nsstats[x] = { - name: 'TCP', - type: 'protocol_queries' - }; - } - else if(x === 'QrySuccess') { - named.lookups.nsstats[x] = { - name: 'queries', - type: 'global_queries_success' - }; - } - else if(x.match(/QryRej$/) !== null) { - named.lookups.nsstats[x] = { - name: x, - type: 'global_failures_detail' - }; - } - else if(x.match(/^Qry/) !== null) { - named.lookups.nsstats[x] = { - name: x, - type: 'global_queries' - }; - } - else if(x.match(/^Update/) !== null) { - named.lookups.nsstats[x] = { - name: x, - type: 'global_updates' - }; - } - else { - // values not mapped, will remain - // in the default map - named.lookups.nsstats[x] = { - name: x, - type: 'default' - }; - } - - look = named.lookups.nsstats[x]; - // netdata.error('lookup nsstats value: ' + x + ' >>> ' + named.lookups.nsstats[x].type); - } - - switch(look.type) { - case 'global_requests': global_requests[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_requests_enable = true; break; - case 'global_queries': global_queries[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_queries_enable = true; break; - case 'global_queries_success': global_queries_success[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_queries_success_enable = true; break; - case 'global_updates': global_updates[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_updates_enable = true; break; - case 'protocol_queries': protocol_queries[look.name] = r.nsstats[x]; delete r.nsstats[x]; protocol_queries_enable = true; break; - case 'global_failures': global_failures[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_failures_enable = true; break; - case 'global_failures_detail': global_failures_detail[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_failures_detail_enable = true; break; - default: default_enable = true; break; - } - } - - if(global_requests_enable === true) - service.module.chartFromMembers(service, global_requests, 'received_requests', 'Bind, Global Received Requests by IP version', 'requests/s', 'requests', 'named.requests', netdata.chartTypes.stacked, named.base_priority + 1, netdata.chartAlgorithms.incremental, 1, 1); - - if(global_queries_success_enable === true) - service.module.chartFromMembers(service, global_queries_success, 'global_queries_success', 'Bind, Global Successful Queries', 'queries/s', 'queries', 'named.queries_succcess', netdata.chartTypes.line, named.base_priority + 2, netdata.chartAlgorithms.incremental, 1, 1); - - if(protocol_queries_enable === true) - service.module.chartFromMembers(service, protocol_queries, 'protocols_queries', 'Bind, Global Queries by IP Protocol', 'queries/s', 'queries', 'named.protocol_queries', netdata.chartTypes.stacked, named.base_priority + 3, netdata.chartAlgorithms.incremental, 1, 1); - - if(global_queries_enable === true) - service.module.chartFromMembers(service, global_queries, 'global_queries', 'Bind, Global Queries Analysis', 'queries/s', 'queries', 'named.global_queries', netdata.chartTypes.stacked, named.base_priority + 4, netdata.chartAlgorithms.incremental, 1, 1); - - if(global_updates_enable === true) - service.module.chartFromMembers(service, global_updates, 'received_updates', 'Bind, Global Received Updates', 'updates/s', 'updates', 'named.global_updates', netdata.chartTypes.stacked, named.base_priority + 5, netdata.chartAlgorithms.incremental, 1, 1); - - if(global_failures_enable === true) - service.module.chartFromMembers(service, global_failures, 'query_failures', 'Bind, Global Query Failures', 'failures/s', 'failures', 'named.global_failures', netdata.chartTypes.line, named.base_priority + 6, netdata.chartAlgorithms.incremental, 1, 1); - - if(global_failures_detail_enable === true) - service.module.chartFromMembers(service, global_failures_detail, 'query_failures_detail', 'Bind, Global Query Failures Analysis', 'failures/s', 'failures', 'named.global_failures_detail', netdata.chartTypes.stacked, named.base_priority + 7, netdata.chartAlgorithms.incremental, 1, 1); - - if(default_enable === true) - service.module.chartFromMembers(service, r.nsstats, 'nsstats', 'Bind, Other Global Server Statistics', 'operations/s', 'other', 'named.nsstats', netdata.chartTypes.line, named.base_priority + 8, netdata.chartAlgorithms.incremental, 1, 1); - - // RecursClients chart - id = 'named_' + service.name + '.recursive_clients'; - chart = named.charts[id]; - - if(typeof chart === 'undefined') { - chart = { - id: id, // the unique id of the chart - name: '', // the unique name of the chart - title: service.name + ' Bind, Current Recursive Clients', // the title of the chart - units: 'clients', // the units of the chart dimensions - family: 'clients', // the family of the chart - context: 'named.recursive_clients', // the context of the chart - type: netdata.chartTypes.line, // the type of the chart - priority: named.base_priority + 1, // the priority relative to others in the same family - update_every: service.update_every, // the expected update frequency of the chart - dimensions: { - 'clients': { - id: 'clients', // the unique id of the dimension - name: '', // the name of the dimension - algorithm: netdata.chartAlgorithms.absolute,// the id of the netdata algorithm - multiplier: 1, // the multiplier - divisor: 1, // the divisor - hidden: false // is hidden (boolean) - } - } - }; - - chart = service.chart(id, chart); - named.charts[id] = chart; - } - - service.begin(chart); - service.set('clients', RecursClients); - service.end(); - } - - if(typeof r.opcodes !== 'undefined') - service.module.chartFromMembers(service, r.opcodes, 'in_opcodes', 'Bind, Global Incoming Requests by OpCode', 'requests/s', 'requests', 'named.in_opcodes', netdata.chartTypes.stacked, named.base_priority + 9, netdata.chartAlgorithms.incremental, 1, 1); - - if(typeof r.qtypes !== 'undefined') - service.module.chartFromMembers(service, r.qtypes, 'in_qtypes', 'Bind, Global Incoming Requests by Query Type', 'requests/s', 'requests', 'named.in_qtypes', netdata.chartTypes.stacked, named.base_priority + 10, netdata.chartAlgorithms.incremental, 1, 1); - - if(typeof r.sockstats !== 'undefined') - service.module.chartFromMembers(service, r.sockstats, 'in_sockstats', 'Bind, Global Socket Statistics', 'operations/s', 'sockets', 'named.in_sockstats', netdata.chartTypes.line, named.base_priority + 11, netdata.chartAlgorithms.incremental, 1, 1); - - if(typeof r.views !== 'undefined') { - keys = Object.keys(r.views); - len = keys.length; - while(len--) { - x = keys[len]; - var resolver = r.views[x].resolver; - - if(typeof resolver !== 'undefined') { - if(typeof resolver.stats !== 'undefined') { - var NumFetch = 0; - var key = service.name + '.' + x; - var rtt = {}, rtt_enable = false; - default_enable = false; - - // NumFetch is an absolute value - if(typeof resolver.stats['NumFetch'] !== 'undefined') { - named.lookups.numfetch[key] = true; - NumFetch = resolver.stats['NumFetch']; - delete resolver.stats['NumFetch']; - } - if(typeof resolver.stats['BucketSize'] !== 'undefined') { - delete resolver.stats['BucketSize']; - } - - // split the QryRTT* from the main chart - var ykeys = Object.keys(resolver.stats); - var ylen = ykeys.length; - while(ylen--) { - var y = ykeys[ylen]; - - // we maintain an index of the values found - // mapping them to objects splitted - - look = named.lookups.resolver_stats[y]; - if(typeof look === 'undefined') { - if(y.match(/^QryRTT/) !== null) { - named.lookups.resolver_stats[y] = { - name: y, - type: 'rtt' - }; - } - else { - named.lookups.resolver_stats[y] = { - name: y, - type: 'default' - }; - } - - look = named.lookups.resolver_stats[y]; - // netdata.error('lookup resolver stats value: ' + y + ' >>> ' + look.type); - } - - switch(look.type) { - case 'rtt': rtt[look.name] = resolver.stats[y]; delete resolver.stats[y]; rtt_enable = true; break; - default: default_enable = true; break; - } - } - - if(rtt_enable) - service.module.chartFromMembers(service, rtt, 'view_resolver_rtt_' + x, 'Bind, ' + x + ' View, Resolver Round Trip Timings', 'queries/s', 'view_' + x, 'named.resolver_rtt', netdata.chartTypes.stacked, named.base_priority + 12, netdata.chartAlgorithms.incremental, 1, 1); - - if(default_enable) - service.module.chartFromMembers(service, resolver.stats, 'view_resolver_stats_' + x, 'Bind, ' + x + ' View, Resolver Statistics', 'operations/s', 'view_' + x, 'named.resolver_stats', netdata.chartTypes.line, named.base_priority + 13, netdata.chartAlgorithms.incremental, 1, 1); - - // NumFetch chart - if(typeof named.lookups.numfetch[key] !== 'undefined') { - id = 'named_' + service.name + '.view_resolver_numfetch_' + x; - chart = named.charts[id]; - - if(typeof chart === 'undefined') { - chart = { - id: id, // the unique id of the chart - name: '', // the unique name of the chart - title: service.name + ' Bind, ' + x + ' View, Resolver Active Queries', // the title of the chart - units: 'queries', // the units of the chart dimensions - family: 'view_' + x, // the family of the chart - context: 'named.resolver_active_queries', // the context of the chart - type: netdata.chartTypes.line, // the type of the chart - priority: named.base_priority + 1001, // the priority relative to others in the same family - update_every: service.update_every, // the expected update frequency of the chart - dimensions: { - 'queries': { - id: 'queries', // the unique id of the dimension - name: '', // the name of the dimension - algorithm: netdata.chartAlgorithms.absolute,// the id of the netdata algorithm - multiplier: 1, // the multiplier - divisor: 1, // the divisor - hidden: false // is hidden (boolean) - } - } - }; - - chart = service.chart(id, chart); - named.charts[id] = chart; - } - - service.begin(chart); - service.set('queries', NumFetch); - service.end(); - } - } - } - - if(typeof resolver.qtypes !== 'undefined') - service.module.chartFromMembers(service, resolver.qtypes, 'view_resolver_qtypes_' + x, 'Bind, ' + x + ' View, Requests by Query Type', 'requests/s', 'view_' + x, 'named.resolver_qtypes', netdata.chartTypes.stacked, named.base_priority + 14, netdata.chartAlgorithms.incremental, 1, 1); - - //if(typeof resolver.cache !== 'undefined') - // service.module.chartFromMembers(service, resolver.cache, 'view_resolver_cache_' + x, 'Bind, ' + x + ' View, Cache Entries', 'entries', 'view_' + x, 'named.resolver_cache', netdata.chartTypes.stacked, named.base_priority + 15, netdata.chartAlgorithms.absolute, 1, 1); - - if(typeof resolver.cachestats['CacheHits'] !== 'undefined' && resolver.cachestats['CacheHits'] > 0) { - id = 'named_' + service.name + '.view_resolver_cachehits_' + x; - chart = named.charts[id]; - - if(typeof chart === 'undefined') { - chart = { - id: id, // the unique id of the chart - name: '', // the unique name of the chart - title: service.name + ' Bind, ' + x + ' View, Resolver Cache Hits', // the title of the chart - units: 'operations/s', // the units of the chart dimensions - family: 'view_' + x, // the family of the chart - context: 'named.resolver_cache_hits', // the context of the chart - type: netdata.chartTypes.area, // the type of the chart - priority: named.base_priority + 1100, // the priority relative to others in the same family - update_every: service.update_every, // the expected update frequency of the chart - dimensions: { - 'CacheHits': { - id: 'CacheHits', // the unique id of the dimension - name: 'hits', // the name of the dimension - algorithm: netdata.chartAlgorithms.incremental,// the id of the netdata algorithm - multiplier: 1, // the multiplier - divisor: 1, // the divisor - hidden: false // is hidden (boolean) - }, - 'CacheMisses': { - id: 'CacheMisses', // the unique id of the dimension - name: 'misses', // the name of the dimension - algorithm: netdata.chartAlgorithms.incremental,// the id of the netdata algorithm - multiplier: -1, // the multiplier - divisor: 1, // the divisor - hidden: false // is hidden (boolean) - } - } - }; - - chart = service.chart(id, chart); - named.charts[id] = chart; - } - - service.begin(chart); - service.set('CacheHits', resolver.cachestats['CacheHits']); - service.set('CacheMisses', resolver.cachestats['CacheMisses']); - service.end(); - } - - // this is wrong, it contains many types of info: - // 1. CacheHits, CacheMisses - incremental (added above) - // 2. QueryHits, QueryMisses - incremental - // 3. DeleteLRU, DeleteTTL - incremental - // 4. CacheNodes, CacheBuckets - absolute - // 5. TreeMemTotal, TreeMemInUse - absolute - // 6. HeapMemMax, HeapMemTotal, HeapMemInUse - absolute - //if(typeof resolver.cachestats !== 'undefined') - // service.module.chartFromMembers(service, resolver.cachestats, 'view_resolver_cachestats_' + x, 'Bind, ' + x + ' View, Cache Statistics', 'requests/s', 'view_' + x, 'named.resolver_cache_stats', netdata.chartTypes.line, named.base_priority + 1001, netdata.chartAlgorithms.incremental, 1, 1); - - //if(typeof resolver.adb !== 'undefined') - // service.module.chartFromMembers(service, resolver.adb, 'view_resolver_adb_' + x, 'Bind, ' + x + ' View, ADB Statistics', 'entries', 'view_' + x, 'named.resolver_adb', netdata.chartTypes.line, named.base_priority + 1002, netdata.chartAlgorithms.absolute, 1, 1); - } - } - } - }, - - // module.serviceExecute() - // this function is called only from this module - // its purpose is to prepare the request and call - // netdata.serviceExecute() - serviceExecute: function(name, a_url, update_every) { - if(netdata.options.DEBUG === true) netdata.debug(this.name + ': ' + name + ': url: ' + a_url + ', update_every: ' + update_every); - var service = netdata.service({ - name: name, - request: netdata.requestFromURL(a_url), - update_every: update_every, - module: this - }); - - service.execute(this.processResponse); - }, - - configure: function(config) { - var added = 0; - - if(this.enable_autodetect === true) { - this.serviceExecute('local', 'http://localhost:8888/json/v1/server', this.update_every); - added++; - } - - if(typeof(config.servers) !== 'undefined') { - var len = config.servers.length; - while(len--) { - if(typeof config.servers[len].update_every === 'undefined') - config.servers[len].update_every = this.update_every; - - this.serviceExecute(config.servers[len].name, config.servers[len].url, config.servers[len].update_every); - added++; - } - } - - return added; - }, - - // module.update() - // this is called repeatidly to collect data, by calling - // netdata.serviceExecute() - update: function(service, callback) { - service.execute(function(serv, data) { - service.module.processResponse(serv, data); - callback(); - }); - } -}; - -module.exports = named; |