-'use strict';\r
-\r
-// collect statistics from bind (named) v9.10+\r
-//\r
-// bind statistics documentation at:\r
-// http://jpmens.net/2013/03/18/json-in-bind-9-s-statistics-server/\r
-// https://ftp.isc.org/isc/bind/9.10.3/doc/arm/Bv9ARM.ch06.html#statistics\r
-\r
-// example configuration in /etc/netdata/named.conf\r
-// the module supports auto-detection if bind is running in localhost\r
-\r
-/*\r
-{\r
- "enable_autodetect": true,\r
- "update_every": 5,\r
- "servers": [\r
- {\r
- "name": "bind1",\r
- "url": "http://127.0.0.1:8888/json/v1/server",\r
- "update_every": 1\r
- },\r
- {\r
- "name": "bind2",\r
- "url": "http://10.0.0.1:8888/xml/v3/server",\r
- "update_every": 2\r
- }\r
- ]\r
-}\r
-*/\r
-\r
-// the following is the bind named.conf configuration required\r
-\r
-/*\r
-statistics-channels {\r
- inet 127.0.0.1 port 8888 allow { 127.0.0.1; };\r
-};\r
-*/\r
-\r
-var url = require('url');\r
-var http = require('http');\r
-var XML = require('pixl-xml');\r
-var netdata = require('netdata');\r
-\r
-if(netdata.options.DEBUG === true) netdata.debug('loaded ' + __filename + ' plugin');\r
-\r
-var named = {\r
- name: __filename,\r
- enable_autodetect: true,\r
- update_every: 1000,\r
-\r
- charts: {},\r
-\r
- chartFromMembersCreate: function(service, obj, id, title_suffix, units, family_prefix, category_prefix, type, priority, algorithm, multiplier, divisor) {\r
- var chart = {\r
- id: id, // the unique id of the chart\r
- name: '', // the unique name of the chart\r
- title: service.name + ' ' + title_suffix, // the title of the chart\r
- units: units, // the units of the chart dimensions\r
- family: family_prefix + '_' + service.name, // the family of the chart\r
- category: category_prefix + '_' + service.name, // the category of the chart\r
- type: type, // the type of the chart\r
- priority: priority, // the priority relative to others in the same family and category\r
- update_every: Math.round(service.update_every / 1000), // the expected update frequency of the chart\r
- dimensions: {}\r
- }\r
-\r
- var found = 0;\r
- for(var x in obj) {\r
- if(typeof(obj[x]) !== 'undefined' && obj[x] !== 0) {\r
- found++;\r
- chart.dimensions[x] = {\r
- id: x, // the unique id of the dimension\r
- name: x, // the name of the dimension\r
- algorithm: algorithm, // the id of the netdata algorithm\r
- multiplier: multiplier, // the multiplier\r
- divisor: divisor, // the divisor\r
- hidden: false // is hidden (boolean)\r
- }\r
- }\r
- }\r
-\r
- if(found === false)\r
- return null;\r
-\r
- chart = service.chart(id, chart);\r
- this.charts[id] = chart;\r
- return chart;\r
- },\r
-\r
- chartFromMembers: function(service, obj, id_suffix, title_suffix, units, family_prefix, category_prefix, type, priority, algorithm, multiplier, divisor) {\r
- var id = 'named_' + service.name + '.' + id_suffix;\r
- var chart = this.charts[id];\r
-\r
- if(typeof chart === 'undefined') {\r
- chart = this.chartFromMembersCreate(service, obj, id, title_suffix, units, family_prefix, category_prefix, type, priority, algorithm, multiplier, divisor);\r
- if(chart === null) return false;\r
- }\r
- else {\r
- // check if we need to re-generate the chart\r
- for(var x in obj) {\r
- if(typeof(chart.dimensions[x]) === 'undefined') {\r
- chart = this.chartFromMembersCreate(service, obj, id, title_suffix, units, family_prefix, category_prefix, type, priority, algorithm, multiplier, divisor);\r
- if(chart === null) return false;\r
- break;\r
- }\r
- }\r
- }\r
-\r
- var found = 0;\r
- service.begin(chart);\r
- for(var x in obj) {\r
- if(typeof(chart.dimensions[x]) !== 'undefined') {\r
- found++;\r
- service.set(x, obj[x]);\r
- }\r
- }\r
- service.end();\r
-\r
- if(found > 0) return true;\r
- return false;\r
- },\r
-\r
- // an index to map values to different charts\r
- lookups: {\r
- nsstats: {},\r
- resolver_stats: {},\r
- numfetch: {}\r
- },\r
-\r
- // transform the XML response of bind\r
- // to the JSON response of bind\r
- xml2js: function(service, data_xml) {\r
- var d = XML.parse(data_xml);\r
- if(d === null) return null;\r
-\r
- var data = {};\r
- var len = d.server.counters.length;\r
- while(len--) {\r
- var a = d.server.counters[len];\r
- if(typeof a.counter === 'undefined') continue;\r
- if(a.type === 'opcode') a.type = 'opcodes';\r
- else if(a.type === 'qtype') a.type = 'qtypes';\r
- else if(a.type === 'nsstat') a.type = 'nsstats';\r
- var aa = data[a.type] = {};\r
- var alen = 0\r
- var alen2 = a.counter.length;\r
- while(alen < alen2) {\r
- aa[a.counter[alen].name] = parseInt(a.counter[alen]._Data);\r
- alen++;\r
- }\r
- }\r
-\r
- data.views = {};\r
- var vlen = d.views.view.length;\r
- while(vlen--) {\r
- var vname = d.views.view[vlen].name;\r
- data.views[vname] = { resolver: {} };\r
- var len = d.views.view[vlen].counters.length;\r
- while(len--) {\r
- var a = d.views.view[vlen].counters[len];\r
- if(typeof a.counter === 'undefined') continue;\r
- if(a.type === 'resstats') a.type = 'stats';\r
- else if(a.type === 'resqtype') a.type = 'qtypes';\r
- else if(a.type === 'adbstat') a.type = 'adb';\r
- var aa = data.views[vname].resolver[a.type] = {};\r
- var alen = 0;\r
- var alen2 = a.counter.length;\r
- while(alen < alen2) {\r
- aa[a.counter[alen].name] = parseInt(a.counter[alen]._Data);\r
- alen++;\r
- }\r
- }\r
- }\r
-\r
- return data;\r
- },\r
-\r
- processResponse: function(service, data) {\r
- if(data !== null) {\r
- var r;\r
-\r
- // parse XML or JSON\r
- // pepending on the URL given\r
- if(service.request.path.match(/^\/xml/) !== null)\r
- r = named.xml2js(service, data);\r
- else\r
- r = JSON.parse(data);\r
-\r
- if(typeof r === 'undefined' || r === null) {\r
- netdata.serviceError(service, "Cannot parse these data: " + data);\r
- return;\r
- }\r
-\r
- if(service.added !== true)\r
- netdata.serviceAdd(service);\r
-\r
- if(typeof r.nsstats !== 'undefined') {\r
- // we split the nsstats object to several others\r
- var global_requests = {}, global_requests_enable = false;\r
- var global_failures = {}, global_failures_enable = false;\r
- var global_failures_detail = {}, global_failures_detail_enable = false;\r
- var global_updates = {}, global_updates_enable = false;\r
- var protocol_queries = {}, protocol_queries_enable = false;\r
- var global_queries = {}, global_queries_enable = false;\r
- var global_queries_success = {}, global_queries_success_enable = false;\r
- var default_enable = false;\r
- var RecursClients = 0;\r
-\r
- // RecursClients is an absolute value\r
- if(typeof r.nsstats['RecursClients'] !== 'undefined') {\r
- RecursClients = r.nsstats['RecursClients'];\r
- delete r.nsstats['RecursClients'];\r
- }\r
-\r
- for( var x in r.nsstats ) {\r
- // we maintain an index of the values found\r
- // mapping them to objects splitted\r
-\r
- var look = named.lookups.nsstats[x];\r
- if(typeof look === 'undefined') {\r
- // a new value, not found in the index\r
- // index it:\r
- if(x === 'Requestv4') {\r
- named.lookups.nsstats[x] = {\r
- name: 'IPv4',\r
- type: 'global_requests'\r
- };\r
- }\r
- else if(x === 'Requestv6') {\r
- named.lookups.nsstats[x] = {\r
- name: 'IPv6',\r
- type: 'global_requests'\r
- };\r
- }\r
- else if(x === 'QryFailure') {\r
- named.lookups.nsstats[x] = {\r
- name: 'failures',\r
- type: 'global_failures'\r
- };\r
- }\r
- else if(x === 'QryUDP') {\r
- named.lookups.nsstats[x] = {\r
- name: 'UDP',\r
- type: 'protocol_queries'\r
- };\r
- }\r
- else if(x === 'QryTCP') {\r
- named.lookups.nsstats[x] = {\r
- name: 'TCP',\r
- type: 'protocol_queries'\r
- };\r
- }\r
- else if(x === 'QrySuccess') {\r
- named.lookups.nsstats[x] = {\r
- name: 'queries',\r
- type: 'global_queries_success'\r
- };\r
- }\r
- else if(x.match(/QryRej$/) !== null) {\r
- named.lookups.nsstats[x] = {\r
- name: x,\r
- type: 'global_failures_detail'\r
- };\r
- }\r
- else if(x.match(/^Qry/) !== null) {\r
- named.lookups.nsstats[x] = {\r
- name: x,\r
- type: 'global_queries'\r
- };\r
- }\r
- else if(x.match(/^Update/) !== null) {\r
- named.lookups.nsstats[x] = {\r
- name: x,\r
- type: 'global_updates'\r
- };\r
- }\r
- else {\r
- // values not mapped, will remain\r
- // in the default map\r
- named.lookups.nsstats[x] = {\r
- name: x,\r
- type: 'default'\r
- };\r
- }\r
-\r
- look = named.lookups.nsstats[x];\r
- // netdata.error('lookup nsstats value: ' + x + ' >>> ' + named.lookups.nsstats[x].type);\r
- }\r
-\r
- switch(look.type) {\r
- case 'global_requests': global_requests[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_requests_enable = true; break;\r
- case 'global_queries': global_queries[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_queries_enable = true; break;\r
- case 'global_queries_success': global_queries_success[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_queries_success_enable = true; break;\r
- case 'global_updates': global_updates[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_updates_enable = true; break;\r
- case 'protocol_queries': protocol_queries[look.name] = r.nsstats[x]; delete r.nsstats[x]; protocol_queries_enable = true; break;\r
- case 'global_failures': global_failures[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_failures_enable = true; break;\r
- case 'global_failures_detail': global_failures_detail[look.name] = r.nsstats[x]; delete r.nsstats[x]; global_failures_detail_enable = true; break;\r
- default: default_enable = true; break;\r
- }\r
- }\r
-\r
- if(global_requests_enable == true)\r
- service.module.chartFromMembers(service, global_requests, 'received_requests', 'Bind, Global Received Requests by IP version', 'requests/s', 'named', 'named', netdata.chartTypes.stacked, 100, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(global_queries_success_enable == true)\r
- service.module.chartFromMembers(service, global_queries_success, 'global_queries_success', 'Bind, Global Successful Queries', 'queries/s', 'named', 'named', netdata.chartTypes.line, 150, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(protocol_queries_enable == true)\r
- service.module.chartFromMembers(service, protocol_queries, 'protocols_queries', 'Bind, Global Queries by IP Protocol', 'queries/s', 'named', 'named', netdata.chartTypes.stacked, 200, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(global_queries_enable == true)\r
- service.module.chartFromMembers(service, global_queries, 'global_queries', 'Bind, Global Queries Analysis', 'queries/s', 'named', 'named', netdata.chartTypes.stacked, 300, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(global_updates_enable == true)\r
- service.module.chartFromMembers(service, global_updates, 'received_updates', 'Bind, Global Received Updates', 'updates/s', 'named', 'named', netdata.chartTypes.stacked, 900, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(global_failures_enable == true)\r
- service.module.chartFromMembers(service, global_failures, 'query_failures', 'Bind, Global Query Failures', 'failures/s', 'named', 'named', netdata.chartTypes.line, 950, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(global_failures_detail_enable == true)\r
- service.module.chartFromMembers(service, global_failures_detail, 'query_failures_detail', 'Bind, Global Query Failures Analysis', 'failures/s', 'named', 'named', netdata.chartTypes.stacked, 960, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(default_enable === true)\r
- service.module.chartFromMembers(service, r.nsstats, 'nsstats', 'Bind, Other Global Server Statistics', 'operations/s', 'named', 'named', netdata.chartTypes.line, 999, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- // RecursClients chart\r
- {\r
- var id = 'named_' + service.name + '.recursive_clients';\r
- var chart = named.charts[id];\r
-\r
- if(typeof chart === 'undefined') {\r
- chart = {\r
- id: id, // the unique id of the chart\r
- name: '', // the unique name of the chart\r
- title: service.name + ' Bind, Current Recursive Clients', // the title of the chart\r
- units: 'clients', // the units of the chart dimensions\r
- family: 'named', // the family of the chart\r
- category: 'named', // the category of the chart\r
- type: netdata.chartTypes.line, // the type of the chart\r
- priority: 150, // the priority relative to others in the same family and category\r
- update_every: Math.round(service.update_every / 1000), // the expected update frequency of the chart\r
- dimensions: {\r
- 'clients': {\r
- id: 'clients', // the unique id of the dimension\r
- name: '', // the name of the dimension\r
- algorithm: netdata.chartAlgorithms.absolute,// the id of the netdata algorithm\r
- multiplier: 1, // the multiplier\r
- divisor: 1, // the divisor\r
- hidden: false // is hidden (boolean)\r
- }\r
- }\r
- };\r
-\r
- chart = service.chart(id, chart);\r
- named.charts[id] = chart;\r
- }\r
-\r
- service.begin(chart);\r
- service.set('clients', RecursClients);\r
- service.end();\r
- }\r
- }\r
-\r
- if(typeof r.opcodes !== 'undefined')\r
- service.module.chartFromMembers(service, r.opcodes, 'in_opcodes', 'Bind, Global Incoming Requests by OpCode', 'requests/s', 'named', 'named', netdata.chartTypes.stacked, 1000, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(typeof r.qtypes !== 'undefined')\r
- service.module.chartFromMembers(service, r.qtypes, 'in_qtypes', 'Bind, Global Incoming Requests by Query Type', 'requests/s', 'named', 'named', netdata.chartTypes.stacked, 2000, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(typeof r.sockstats !== 'undefined')\r
- service.module.chartFromMembers(service, r.sockstats, 'in_sockstats', 'Bind, Global Socket Statistics', 'operations/s', 'named', 'named', netdata.chartTypes.line, 2500, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(typeof r.views !== 'undefined') {\r
- for( var x in r.views ) {\r
- var resolver = r.views[x].resolver;\r
-\r
- if(typeof resolver !== 'undefined') {\r
- if(typeof resolver.stats !== 'undefined') {\r
- var NumFetch = 0;\r
- var key = service.name + '.' + x;\r
- var default_enable = false;\r
- var rtt = {}, rtt_enable = false;\r
-\r
- // NumFetch is an absolute value\r
- if(typeof resolver.stats['NumFetch'] !== 'undefined') {\r
- named.lookups.numfetch[key] = true;\r
- NumFetch = resolver.stats['NumFetch'];\r
- delete resolver.stats['NumFetch'];\r
- }\r
- if(typeof resolver.stats['BucketSize'] !== 'undefined') {\r
- delete resolver.stats['BucketSize'];\r
- }\r
-\r
- // split the QryRTT* from the main chart\r
- for( var y in resolver.stats ) {\r
- // we maintain an index of the values found\r
- // mapping them to objects splitted\r
-\r
- var look = named.lookups.resolver_stats[y];\r
- if(typeof look === 'undefined') {\r
- if(y.match(/^QryRTT/) !== null) {\r
- named.lookups.resolver_stats[y] = {\r
- name: y,\r
- type: 'rtt'\r
- };\r
- }\r
- else {\r
- named.lookups.resolver_stats[y] = {\r
- name: y,\r
- type: 'default'\r
- };\r
- }\r
-\r
- look = named.lookups.resolver_stats[y];\r
- // netdata.error('lookup resolver stats value: ' + y + ' >>> ' + look.type);\r
- }\r
-\r
- switch(look.type) {\r
- case 'rtt': rtt[look.name] = resolver.stats[y]; delete resolver.stats[y]; rtt_enable = true; break;\r
- default: default_enable = true; break;\r
- }\r
- }\r
-\r
- if(rtt_enable)\r
- service.module.chartFromMembers(service, rtt, 'view_resolver_rtt_' + x, 'Bind, ' + x + ' View, Resolver Round Trip Timings', 'queries/s', 'named', 'named', netdata.chartTypes.stacked, 5600, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- if(default_enable)\r
- service.module.chartFromMembers(service, resolver.stats, 'view_resolver_stats_' + x, 'Bind, ' + x + ' View, Resolver Statistics', 'operations/s', 'named', 'named', netdata.chartTypes.line, 5500, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- // NumFetch chart\r
- if(typeof named.lookups.numfetch[key] !== 'undefined') {\r
- var id = 'named_' + service.name + '.view_resolver_numfetch_' + x;\r
- var chart = named.charts[id];\r
-\r
- if(typeof chart === 'undefined') {\r
- chart = {\r
- id: id, // the unique id of the chart\r
- name: '', // the unique name of the chart\r
- title: service.name + ' Bind, ' + x + ' View, Resolver Active Queries', // the title of the chart\r
- units: 'queries', // the units of the chart dimensions\r
- family: 'named', // the family of the chart\r
- category: 'named', // the category of the chart\r
- type: netdata.chartTypes.line, // the type of the chart\r
- priority: 5000, // the priority relative to others in the same family and category\r
- update_every: Math.round(service.update_every / 1000), // the expected update frequency of the chart\r
- dimensions: {\r
- 'queries': {\r
- id: 'queries', // the unique id of the dimension\r
- name: '', // the name of the dimension\r
- algorithm: netdata.chartAlgorithms.absolute,// the id of the netdata algorithm\r
- multiplier: 1, // the multiplier\r
- divisor: 1, // the divisor\r
- hidden: false // is hidden (boolean)\r
- }\r
- }\r
- };\r
-\r
- chart = service.chart(id, chart);\r
- named.charts[id] = chart;\r
- }\r
-\r
- service.begin(chart);\r
- service.set('queries', NumFetch);\r
- service.end();\r
- }\r
- }\r
- }\r
-\r
- if(typeof resolver.qtypes !== 'undefined')\r
- service.module.chartFromMembers(service, resolver.qtypes, 'view_resolver_qtypes_' + x, 'Bind, ' + x + ' View, Requests by Query Type', 'requests/s', 'named', 'named', netdata.chartTypes.stacked, 6000, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- //if(typeof resolver.cache !== 'undefined')\r
- // service.module.chartFromMembers(service, resolver.cache, 'view_resolver_cache_' + x, 'Bind, ' + x + ' View, Cache Entries', 'entries', 'named', 'named', netdata.chartTypes.stacked, 7000, netdata.chartAlgorithms.absolute, 1, 1);\r
-\r
- if(typeof resolver.cachestats['CacheHits'] !== 'undefined' && resolver.cachestats['CacheHits'] > 0) {\r
- var id = 'named_' + service.name + '.view_resolver_cachehits_' + x;\r
- var chart = named.charts[id];\r
-\r
- if(typeof chart === 'undefined') {\r
- chart = {\r
- id: id, // the unique id of the chart\r
- name: '', // the unique name of the chart\r
- title: service.name + ' Bind, ' + x + ' View, Resolver Cache Hits', // the title of the chart\r
- units: 'operations/s', // the units of the chart dimensions\r
- family: 'named', // the family of the chart\r
- category: 'named', // the category of the chart\r
- type: netdata.chartTypes.area, // the type of the chart\r
- priority: 8000, // the priority relative to others in the same family and category\r
- update_every: Math.round(service.update_every / 1000), // the expected update frequency of the chart\r
- dimensions: {\r
- 'CacheHits': {\r
- id: 'CacheHits', // the unique id of the dimension\r
- name: 'hits', // the name of the dimension\r
- algorithm: netdata.chartAlgorithms.incremental,// the id of the netdata algorithm\r
- multiplier: 1, // the multiplier\r
- divisor: 1, // the divisor\r
- hidden: false // is hidden (boolean)\r
- },\r
- 'CacheMisses': {\r
- id: 'CacheMisses', // the unique id of the dimension\r
- name: 'misses', // the name of the dimension\r
- algorithm: netdata.chartAlgorithms.incremental,// the id of the netdata algorithm\r
- multiplier: -1, // the multiplier\r
- divisor: 1, // the divisor\r
- hidden: false // is hidden (boolean)\r
- }\r
- }\r
- };\r
-\r
- chart = service.chart(id, chart);\r
- named.charts[id] = chart;\r
- }\r
-\r
- service.begin(chart);\r
- service.set('CacheHits', resolver.cachestats['CacheHits']);\r
- service.set('CacheMisses', resolver.cachestats['CacheMisses']);\r
- service.end();\r
- }\r
-\r
- // this is wrong, it contains many types of info:\r
- // 1. CacheHits, CacheMisses - incremental (added above)\r
- // 2. QueryHits, QueryMisses - incremental\r
- // 3. DeleteLRU, DeleteTTL - incremental\r
- // 4. CacheNodes, CacheBuckets - absolute\r
- // 5. TreeMemTotal, TreeMemInUse - absolute\r
- // 6. HeapMemMax, HeapMemTotal, HeapMemInUse - absolute\r
- //if(typeof resolver.cachestats !== 'undefined')\r
- // service.module.chartFromMembers(service, resolver.cachestats, 'view_resolver_cachestats_' + x, 'Bind, ' + x + ' View, Cache Statistics', 'requests/s', 'named', 'named', netdata.chartTypes.line, 8000, netdata.chartAlgorithms.incremental, 1, 1);\r
-\r
- //if(typeof resolver.adb !== 'undefined')\r
- // service.module.chartFromMembers(service, resolver.adb, 'view_resolver_adb_' + x, 'Bind, ' + x + ' View, ADB Statistics', 'entries', 'named', 'named', netdata.chartTypes.line, 8500, netdata.chartAlgorithms.absolute, 1, 1);\r
- }\r
- }\r
- }\r
- },\r
-\r
- // module.serviceExecute()\r
- // this function is called only from this module\r
- // its purpose is to prepare the request and call\r
- // netdata.serviceExecute()\r
- serviceExecute: function(name, a_url, update_every) {\r
- if(netdata.options.DEBUG === true) netdata.debug(this.name + ': ' + name + ': url: ' + a_url + ', update_every: ' + update_every);\r
- netdata.serviceExecute({\r
- name: name,\r
- request: netdata.requestFromURL(a_url),\r
- update_every: update_every,\r
- module: this\r
- }, this.processResponse);\r
- },\r
-\r
- configure: function(config) {\r
- var added = 0;\r
-\r
- if(this.enable_autodetect === true) {\r
- this.serviceExecute('local', 'http://localhost:8888/json/v1/server', this.update_every);\r
- added++;\r
- }\r
- \r
- if(typeof(config.servers) !== 'undefined') {\r
- var len = config.servers.length;\r
- while(len--) {\r
- if(typeof config.servers[len].update_every === 'undefined')\r
- config.servers[len].update_every = this.update_every;\r
- else\r
- config.servers[len].update_every = config.servers[len].update_every * 1000;\r
-\r
- this.serviceExecute(config.servers[len].name, config.servers[len].url, config.servers[len].update_every);\r
- added++;\r
- }\r
- }\r
-\r
- return added;\r
- },\r
-\r
- // module.update()\r
- // this is called repeatidly to collect data, by calling\r
- // netdata.serviceExecute()\r
- update: function(service, callback) {\r
- netdata.serviceExecute(service, function(serv, data) {\r
- service.module.processResponse(serv, data);\r
- callback();\r
- });\r
- },\r
-};\r
-\r
-module.exports = named;\r
+'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/named.conf
+// the module supports auto-detection if bind is running in 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: 1000,
+
+ charts: {},
+
+ chartFromMembersCreate: function(service, obj, id, title_suffix, units, family_prefix, category_prefix, 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_prefix + '_' + service.name, // the family of the chart
+ category: category_prefix + '_' + service.name, // the category of the chart
+ type: type, // the type of the chart
+ priority: priority, // the priority relative to others in the same family and category
+ update_every: Math.round(service.update_every / 1000), // the expected update frequency of the chart
+ dimensions: {}
+ }
+
+ var found = 0;
+ for(var x in obj) {
+ 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_prefix, category_prefix, type, priority, algorithm, multiplier, divisor) {
+ var id = 'named_' + service.name + '.' + id_suffix;
+ var chart = this.charts[id];
+
+ if(typeof chart === 'undefined') {
+ chart = this.chartFromMembersCreate(service, obj, id, title_suffix, units, family_prefix, category_prefix, type, priority, algorithm, multiplier, divisor);
+ if(chart === null) return false;
+ }
+ else {
+ // check if we need to re-generate the chart
+ for(var x in obj) {
+ if(typeof(chart.dimensions[x]) === 'undefined') {
+ chart = this.chartFromMembersCreate(service, obj, id, title_suffix, units, family_prefix, category_prefix, type, priority, algorithm, multiplier, divisor);
+ if(chart === null) return false;
+ break;
+ }
+ }
+ }
+
+ var found = 0;
+ service.begin(chart);
+ for(var x in obj) {
+ if(typeof(chart.dimensions[x]) !== 'undefined') {
+ found++;
+ service.set(x, obj[x]);
+ }
+ }
+ service.end();
+
+ if(found > 0) return true;
+ return false;
+ },
+
+ // 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 data = {};
+ var len = d.server.counters.length;
+ while(len--) {
+ var 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';
+ var aa = data[a.type] = {};
+ var alen = 0
+ var alen2 = a.counter.length;
+ while(alen < alen2) {
+ aa[a.counter[alen].name] = parseInt(a.counter[alen]._Data);
+ alen++;
+ }
+ }
+
+ data.views = {};
+ var vlen = d.views.view.length;
+ while(vlen--) {
+ var vname = d.views.view[vlen].name;
+ data.views[vname] = { resolver: {} };
+ var len = d.views.view[vlen].counters.length;
+ while(len--) {
+ var 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';
+ var aa = data.views[vname].resolver[a.type] = {};
+ var alen = 0;
+ var alen2 = a.counter.length;
+ while(alen < alen2) {
+ aa[a.counter[alen].name] = parseInt(a.counter[alen]._Data);
+ alen++;
+ }
+ }
+ }
+
+ return data;
+ },
+
+ processResponse: function(service, data) {
+ if(data !== null) {
+ var r;
+
+ // 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) {
+ netdata.serviceError(service, "Cannot parse these data: " + data);
+ 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'];
+ }
+
+ for( var x in r.nsstats ) {
+ // we maintain an index of the values found
+ // mapping them to objects splitted
+
+ var 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', 'named', 'named', netdata.chartTypes.stacked, 100, 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', 'named', 'named', netdata.chartTypes.line, 150, 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', 'named', 'named', netdata.chartTypes.stacked, 200, netdata.chartAlgorithms.incremental, 1, 1);
+
+ if(global_queries_enable == true)
+ service.module.chartFromMembers(service, global_queries, 'global_queries', 'Bind, Global Queries Analysis', 'queries/s', 'named', 'named', netdata.chartTypes.stacked, 300, netdata.chartAlgorithms.incremental, 1, 1);
+
+ if(global_updates_enable == true)
+ service.module.chartFromMembers(service, global_updates, 'received_updates', 'Bind, Global Received Updates', 'updates/s', 'named', 'named', netdata.chartTypes.stacked, 900, netdata.chartAlgorithms.incremental, 1, 1);
+
+ if(global_failures_enable == true)
+ service.module.chartFromMembers(service, global_failures, 'query_failures', 'Bind, Global Query Failures', 'failures/s', 'named', 'named', netdata.chartTypes.line, 950, 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', 'named', 'named', netdata.chartTypes.stacked, 960, netdata.chartAlgorithms.incremental, 1, 1);
+
+ if(default_enable === true)
+ service.module.chartFromMembers(service, r.nsstats, 'nsstats', 'Bind, Other Global Server Statistics', 'operations/s', 'named', 'named', netdata.chartTypes.line, 999, netdata.chartAlgorithms.incremental, 1, 1);
+
+ // RecursClients chart
+ {
+ var id = 'named_' + service.name + '.recursive_clients';
+ var 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: 'named', // the family of the chart
+ category: 'named', // the category of the chart
+ type: netdata.chartTypes.line, // the type of the chart
+ priority: 150, // the priority relative to others in the same family and category
+ update_every: Math.round(service.update_every / 1000), // 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', 'named', 'named', netdata.chartTypes.stacked, 1000, 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', 'named', 'named', netdata.chartTypes.stacked, 2000, netdata.chartAlgorithms.incremental, 1, 1);
+
+ if(typeof r.sockstats !== 'undefined')
+ service.module.chartFromMembers(service, r.sockstats, 'in_sockstats', 'Bind, Global Socket Statistics', 'operations/s', 'named', 'named', netdata.chartTypes.line, 2500, netdata.chartAlgorithms.incremental, 1, 1);
+
+ if(typeof r.views !== 'undefined') {
+ for( var x in r.views ) {
+ var resolver = r.views[x].resolver;
+
+ if(typeof resolver !== 'undefined') {
+ if(typeof resolver.stats !== 'undefined') {
+ var NumFetch = 0;
+ var key = service.name + '.' + x;
+ var default_enable = false;
+ var rtt = {}, rtt_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
+ for( var y in resolver.stats ) {
+ // we maintain an index of the values found
+ // mapping them to objects splitted
+
+ var 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', 'named', 'named', netdata.chartTypes.stacked, 5600, 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', 'named', 'named', netdata.chartTypes.line, 5500, netdata.chartAlgorithms.incremental, 1, 1);
+
+ // NumFetch chart
+ if(typeof named.lookups.numfetch[key] !== 'undefined') {
+ var id = 'named_' + service.name + '.view_resolver_numfetch_' + x;
+ var 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: 'named', // the family of the chart
+ category: 'named', // the category of the chart
+ type: netdata.chartTypes.line, // the type of the chart
+ priority: 5000, // the priority relative to others in the same family and category
+ update_every: Math.round(service.update_every / 1000), // 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', 'named', 'named', netdata.chartTypes.stacked, 6000, 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', 'named', 'named', netdata.chartTypes.stacked, 7000, netdata.chartAlgorithms.absolute, 1, 1);
+
+ if(typeof resolver.cachestats['CacheHits'] !== 'undefined' && resolver.cachestats['CacheHits'] > 0) {
+ var id = 'named_' + service.name + '.view_resolver_cachehits_' + x;
+ var 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: 'named', // the family of the chart
+ category: 'named', // the category of the chart
+ type: netdata.chartTypes.area, // the type of the chart
+ priority: 8000, // the priority relative to others in the same family and category
+ update_every: Math.round(service.update_every / 1000), // 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', 'named', 'named', netdata.chartTypes.line, 8000, 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', 'named', 'named', netdata.chartTypes.line, 8500, 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;
+ else
+ config.servers[len].update_every = config.servers[len].update_every * 1000;
+
+ 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;
modules_configuring: 0,\r
charts: {},\r
\r
+\r
+ processors: {\r
+ http: {\r
+\r
+ },\r
+ },\r
+\r
stringify: function(obj) {\r
return util.inspect(obj, {depth: 10});\r
},\r
console.log(msg.toString());\r
},\r
\r
- serviceAdd: function(service) {\r
- if(netdata.serviceIsInitialized(service) === false)\r
- netdata.serviceInit(service);\r
-\r
- if(service.added !== true) {\r
- service.updates = 0;\r
- service.enabled = true;\r
- service.added = true;\r
- service.running = false;\r
- service.started = 0;\r
- service.ended = 0;\r
- service._current_chart = null; // the current chart we work on\r
- service._queue = '';\r
- service.queue = function(txt) {\r
- this._queue += txt + '\n';\r
- };\r
-\r
- service._send_chart_to_netdata = function(chart) {\r
- // internal function to send a chart to netdata\r
- this.queue('CHART "' + chart.id + '" "' + chart.name + '" "' + chart.title + '" "' + chart.units + '" "' + chart.family + '" "' + chart.category + '" "' + chart.type + '" ' + chart.priority.toString() + ' ' + chart.update_every.toString());\r
- \r
- for(var dim in chart.dimensions) {\r
- var d = chart.dimensions[dim];\r
-\r
- this.queue('DIMENSION "' + d.id + '" "' + d.name + '" "' + d.algorithm + '" ' + d.multiplier.toString() + ' ' + d.divisor.toString() + ' ' + ((d.hidden === true)?'hidden':'').toString());\r
- d._created = true;\r
- d._updated = false;\r
- }\r
+ service: function(service) {\r
+ if(typeof service === 'undefined')\r
+ service = {};\r
\r
- chart._created = true;\r
- chart._updated = false;\r
- };\r
+ service._current_chart = null; // the current chart we work on\r
+ service._queue = ''; // data to be sent to netdata\r
\r
- // begin data collection for a chart\r
- service.begin = function(chart) {\r
- if(this._current_chart !== null && this._current_chart !== chart) {\r
- netdata.serviceError(this, 'Called begin() for chart ' + chart.id + ' while chart ' + this._current_chart.id + ' is still open. Closing it.');\r
- this.end();\r
- }\r
+ service.error_reported = false; // error log flood control\r
\r
- if(typeof(chart.id) === 'undefined' || netdata.charts[chart.id] != chart) {\r
- netdata.serviceError(this, 'Called begin() for chart ' + chart.id + ' that is not mine. Where did you find it? Ignoring it.');\r
- return false;\r
- }\r
+ service.added = false; // added to netdata.services\r
+ service.enabled = true;\r
+ service.updates = 0;\r
+ service.running = false;\r
+ service.started = 0;\r
+ service.ended = 0;\r
\r
- if(netdata.options.DEBUG === true) netdata.debug('setting current chart to ' + chart.id);\r
- this._current_chart = chart;\r
- this._current_chart._began = true;\r
+ if(typeof service.update_every === 'undefined')\r
+ service.update_every = service.module.update_every;\r
\r
- if(this._current_chart._dimensions_count !== 0) {\r
- if(this._current_chart._created === false || this._current_chart._updated === true)\r
- this._send_chart_to_netdata(this._current_chart);\r
+ if(typeof service.update_every === 'undefined')\r
+ service.update_every = netdata.options.update_every;\r
\r
- var now = this.ended;\r
- this.queue('BEGIN ' + this._current_chart.id + ' ' + ((this._current_chart._last_updated > 0)?((now - this._current_chart._last_updated) * 1000):'').toString());\r
- }\r
- // else netdata.serviceError(this, 'Called begin() for chart ' + chart.id + ' which is empty.');\r
+ if(typeof service.processor === 'undefined')\r
+ service.processor = netdata.processors.http;\r
\r
- this._current_chart._last_updated = now;\r
- this._current_chart._began = true;\r
- this._current_chart._counter++;\r
+ service.commit = function() {\r
+ if(this.added !== true) {\r
+ this.added = true;\r
+ netdata.services.push(this);\r
+ if(netdata.options.DEBUG === true) netdata.debug(this.module.name + ': ' + this.name + ': service committed.');\r
+ }\r
+ };\r
\r
- return true;\r
- };\r
+ service._processResponse = function(response, callback) {\r
+ this.running = false;\r
+ this.ended = new Date().getTime();\r
\r
- // set a collected value for a chart\r
- // we do most things on the first value we attempt to set\r
- service.set = function(dimension, value) {\r
- if(this._current_chart === null) {\r
- netdata.serviceError(this, 'Called set(' + dimension + ', ' + value + ') without an open chart.');\r
- return false;\r
- }\r
+ if(netdata.options.DEBUG === true) netdata.debug(this.module.name + ': ' + this.name + ': processing response (received it in ' + (this.ended - this.started).toString() + ' ms)');\r
\r
- if(typeof(this._current_chart.dimensions[dimension]) === 'undefined') {\r
- netdata.serviceError(this, 'Called set(' + dimension + ', ' + value + ') but dimension "' + dimension + '" does not exist in chart "' + this._current_chart.id + '".');\r
- return false;\r
+ callback(this, response);\r
+\r
+ this.module.active--;\r
+ if(this.module.active < 0) {\r
+ this.module.active = 0;\r
+ if(netdata.options.DEBUG === true) netdata.debug(this.module.name + ': active module counter below zero.');\r
+ }\r
+\r
+ if(this.module.active === 0) {\r
+ // check if we run under configure\r
+ if(this.module.configure_callback !== null) {\r
+ if(netdata.options.DEBUG === true) netdata.debug(this.module.name + ': configuration finish callback called from processResponse().');\r
+ var ccallback = this.module.configure_callback;\r
+ this.module.configure_callback = null;\r
+ ccallback();\r
}\r
+ }\r
+ };\r
\r
- if(typeof value === 'undefined' || value === null)\r
- return false;\r
+ service.execute = function(callback) {\r
+ this.module.active++;\r
+ this.running = true;\r
+ this.started = new Date().getTime();\r
+ this.updates++;\r
\r
- if(this._current_chart._dimensions_count !== 0)\r
- this.queue('SET ' + dimension + ' = ' + value);\r
+ if(netdata.options.DEBUG === true) netdata.debug(this.module.name + ': ' + this.name + ': making request: ' + netdata.stringify(this.request));\r
\r
- return true;\r
- };\r
+ var req = http.request(this.request, function(response) {\r
+ if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': got server response...');\r
\r
- // end data collection for the current chart - after calling begin()\r
- service.end = function() {\r
- if(this._current_chart !== null && this._current_chart._began === false) {\r
- netdata.serviceError(this, 'Called end() without an open chart.');\r
- return false;\r
- }\r
+ var end = false;\r
+ var data = '';\r
+ response.setEncoding('utf8');\r
\r
- if(this._current_chart._dimensions_count !== 0) {\r
- this.queue('END');\r
- netdata.send(this._queue);\r
+ if(response.statusCode !== 200) {\r
+ if(end === false) {\r
+ service.error('Got HTTP code ' + response.statusCode + ', failed to get data.');\r
+ end = true;\r
+ service._processResponse(null, callback);\r
+ }\r
}\r
\r
- this._queue = '';\r
- this._current_chart._began = false;\r
- if(netdata.options.DEBUG === true) netdata.debug('committed chart ' + this._current_chart.id);\r
- this._current_chart = null;\r
- return true;\r
- };\r
-\r
- // discard the collected values for the current chart - after calling begin()\r
- service.flush = function() {\r
- if(this._current_chart === null || this._current_chart._began === false) {\r
- netdata.serviceError(this, 'Called flush() without an open chart.');\r
- return false;\r
- }\r
+ response.on('data', function(chunk) {\r
+ if(end === false) data += chunk;\r
+ });\r
\r
- this._queue = '';\r
- this._current_chart._began = false;\r
- this._current_chart = null;\r
- return true;\r
- };\r
-\r
- // create a netdata chart\r
- service.chart = function(id, chart) {\r
- if(typeof(netdata.charts[id]) === 'undefined') {\r
- netdata.charts[id] = {\r
- _created: false,\r
- _updated: false,\r
- _began: false,\r
- _counter: 0,\r
- _last_updated: 0,\r
- _dimensions_count: 0,\r
- id: id,\r
- name: id,\r
- title: 'untitled chart',\r
- units: 'a unit',\r
- family: id,\r
- category: id,\r
- type: netdata.chartTypes.line,\r
- priority: 0,\r
- update_every: netdata.options.update_every,\r
- dimensions: {}\r
- };\r
- }\r
+ response.on('error', function() {\r
+ if(end === false) {\r
+ service.error(': Read error, failed to get data.');\r
+ end = true;\r
+ service._processResponse(null, callback);\r
+ }\r
+ });\r
+\r
+ response.on('end', function() {\r
+ if(end === false) {\r
+ service.errorClear();\r
+ if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': read completed.');\r
+ end = true;\r
+ service._processResponse(data, callback);\r
+ }\r
+ });\r
+ });\r
+\r
+ req.on('error', function(e) {\r
+ service.error('Failed to make request: ' + netdata.stringify(service.request) + ', message: ' + e.message);\r
+ service._processResponse(null, callback);\r
+ });\r
+\r
+ // write data to request body\r
+ if(typeof this.postData !== 'undefined' && this.request.method === 'POST') {\r
+ if(netdata.options.DEBUG === true) netdata.debug(this.module.name + ': ' + this.name + ': posting data: ' + this.postData);\r
+ req.write(this.postData);\r
+ }\r
\r
- var c = netdata.charts[id];\r
+ req.end();\r
+ };\r
\r
- if(typeof(chart.name) !== 'undefined' && chart.name !== c.name) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its name');\r
- c.name = chart.name;\r
- c._updated = true;\r
- }\r
+ service.update = function() {\r
+ if(netdata.options.DEBUG === true) netdata.debug(this.module.name + ': ' + this.name + ': starting data collection...');\r
\r
- if(typeof(chart.title) !== 'undefined' && chart.title !== c.title) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its title');\r
- c.title = chart.title;\r
- c._updated = true;\r
- }\r
+ this.module.update(this, function() {\r
+ service.ended = new Date().getTime();\r
+ service.duration = service.ended - service.started;\r
+ if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': data collection ended in ' + service.duration.toString() + ' ms.');\r
+ service.running = false;\r
+ });\r
+ };\r
\r
- if(typeof(chart.units) !== 'undefined' && chart.units !== c.units) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its units');\r
- c.units = chart.units;\r
- c._updated = true;\r
- }\r
+ service.error = function(message) {\r
+ if(this.error_reported === false) {\r
+ netdata.error(this.module.name + ': ' + this.name + ': ' + message);\r
+ this.error_reported = true;\r
+ }\r
+ else if(netdata.options.DEBUG === true)\r
+ netdata.debug(this.module.name + ': ' + this.name + ': ' + message);\r
+ };\r
\r
- if(typeof(chart.family) !== 'undefined' && chart.family !== c.family) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its family');\r
- c.family = chart.family;\r
- c._updated = true;\r
- }\r
+ service.errorClear = function() {\r
+ this.error_reported = false;\r
+ };\r
\r
- if(typeof(chart.category) !== 'undefined' && chart.category !== c.category) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its category');\r
- c.category = chart.category;\r
- c._updated = true;\r
- }\r
+ service.queue = function(txt) {\r
+ this._queue += txt + '\n';\r
+ };\r
\r
- if(typeof(chart.type) !== 'undefined' && chart.type !== c.type) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its type');\r
- c.type = chart.type;\r
- c._updated = true;\r
- }\r
+ service._send_chart_to_netdata = function(chart) {\r
+ // internal function to send a chart to netdata\r
+ this.queue('CHART "' + chart.id + '" "' + chart.name + '" "' + chart.title + '" "' + chart.units + '" "' + chart.family + '" "' + chart.category + '" "' + chart.type + '" ' + chart.priority.toString() + ' ' + chart.update_every.toString());\r
+ \r
+ for(var dim in chart.dimensions) {\r
+ var d = chart.dimensions[dim];\r
\r
- if(typeof(chart.priority) !== 'undefined' && chart.priority !== c.priority) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its priority');\r
- c.priority = chart.priority;\r
- c._updated = true;\r
- }\r
+ this.queue('DIMENSION "' + d.id + '" "' + d.name + '" "' + d.algorithm + '" ' + d.multiplier.toString() + ' ' + d.divisor.toString() + ' ' + ((d.hidden === true)?'hidden':'').toString());\r
+ d._created = true;\r
+ d._updated = false;\r
+ }\r
\r
- if(typeof(chart.update_every) !== 'undefined' && chart.update_every !== c.update_every) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its update_every');\r
- c.update_every = chart.update_every;\r
- c._updated = true;\r
- }\r
+ chart._created = true;\r
+ chart._updated = false;\r
+ };\r
+\r
+ // begin data collection for a chart\r
+ service.begin = function(chart) {\r
+ if(this._current_chart !== null && this._current_chart !== chart) {\r
+ this.error('Called begin() for chart ' + chart.id + ' while chart ' + this._current_chart.id + ' is still open. Closing it.');\r
+ this.end();\r
+ }\r
+\r
+ if(typeof(chart.id) === 'undefined' || netdata.charts[chart.id] != chart) {\r
+ this.error('Called begin() for chart ' + chart.id + ' that is not mine. Where did you find it? Ignoring it.');\r
+ return false;\r
+ }\r
+\r
+ if(netdata.options.DEBUG === true) netdata.debug('setting current chart to ' + chart.id);\r
+ this._current_chart = chart;\r
+ this._current_chart._began = true;\r
+\r
+ if(this._current_chart._dimensions_count !== 0) {\r
+ if(this._current_chart._created === false || this._current_chart._updated === true)\r
+ this._send_chart_to_netdata(this._current_chart);\r
+\r
+ var now = this.ended;\r
+ this.queue('BEGIN ' + this._current_chart.id + ' ' + ((this._current_chart._last_updated > 0)?((now - this._current_chart._last_updated) * 1000):'').toString());\r
+ }\r
+ // else this.error('Called begin() for chart ' + chart.id + ' which is empty.');\r
+\r
+ this._current_chart._last_updated = now;\r
+ this._current_chart._began = true;\r
+ this._current_chart._counter++;\r
+\r
+ return true;\r
+ };\r
+\r
+ // set a collected value for a chart\r
+ // we do most things on the first value we attempt to set\r
+ service.set = function(dimension, value) {\r
+ if(this._current_chart === null) {\r
+ this.error('Called set(' + dimension + ', ' + value + ') without an open chart.');\r
+ return false;\r
+ }\r
+\r
+ if(typeof(this._current_chart.dimensions[dimension]) === 'undefined') {\r
+ this.error('Called set(' + dimension + ', ' + value + ') but dimension "' + dimension + '" does not exist in chart "' + this._current_chart.id + '".');\r
+ return false;\r
+ }\r
+\r
+ if(typeof value === 'undefined' || value === null)\r
+ return false;\r
+\r
+ if(this._current_chart._dimensions_count !== 0)\r
+ this.queue('SET ' + dimension + ' = ' + value);\r
+\r
+ return true;\r
+ };\r
+\r
+ // end data collection for the current chart - after calling begin()\r
+ service.end = function() {\r
+ if(this._current_chart !== null && this._current_chart._began === false) {\r
+ this.error('Called end() without an open chart.');\r
+ return false;\r
+ }\r
+\r
+ if(this._current_chart._dimensions_count !== 0) {\r
+ this.queue('END');\r
+ netdata.send(this._queue);\r
+ }\r
+\r
+ this._queue = '';\r
+ this._current_chart._began = false;\r
+ if(netdata.options.DEBUG === true) netdata.debug('sent chart ' + this._current_chart.id);\r
+ this._current_chart = null;\r
+ return true;\r
+ };\r
+\r
+ // discard the collected values for the current chart - after calling begin()\r
+ service.flush = function() {\r
+ if(this._current_chart === null || this._current_chart._began === false) {\r
+ this.error('Called flush() without an open chart.');\r
+ return false;\r
+ }\r
+\r
+ this._queue = '';\r
+ this._current_chart._began = false;\r
+ this._current_chart = null;\r
+ return true;\r
+ };\r
+\r
+ // create a netdata chart\r
+ service.chart = function(id, chart) {\r
+ if(typeof(netdata.charts[id]) === 'undefined') {\r
+ netdata.charts[id] = {\r
+ _created: false,\r
+ _updated: false,\r
+ _began: false,\r
+ _counter: 0,\r
+ _last_updated: 0,\r
+ _dimensions_count: 0,\r
+ id: id,\r
+ name: id,\r
+ title: 'untitled chart',\r
+ units: 'a unit',\r
+ family: id,\r
+ category: id,\r
+ type: netdata.chartTypes.line,\r
+ priority: 0,\r
+ update_every: netdata.options.update_every,\r
+ dimensions: {}\r
+ };\r
+ }\r
+\r
+ var c = netdata.charts[id];\r
\r
- if(typeof(chart.dimensions) !== 'undefined') {\r
- for(var x in chart.dimensions) {\r
- if(typeof(c.dimensions[x]) === 'undefined') {\r
- c._dimensions_count++;\r
-\r
- c.dimensions[x] = {\r
- _created: false,\r
- _updated: false,\r
- id: x, // the unique id of the dimension\r
- name: x, // the name of the dimension\r
- algorithm: netdata.chartAlgorithms.absolute, // the id of the netdata algorithm\r
- multiplier: 1, // the multiplier\r
- divisor: 1, // the divisor\r
- hidden: false, // is hidden (boolean)\r
- };\r
-\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' created dimension ' + x);\r
- c._updated = true;\r
- }\r
-\r
- var dim = chart.dimensions[x];\r
- var d = c.dimensions[x];\r
-\r
- if(typeof(dim.name) !== 'undefined' && d.name !== dim.name) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its name');\r
- d.name = dim.name;\r
- d._updated = true;\r
- }\r
-\r
- if(typeof(dim.algorithm) !== 'undefined' && d.algorithm !== dim.algorithm) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its algorithm from ' + d.algorithm + ' to ' + dim.algorithm);\r
- d.algorithm = dim.algorithm;\r
- d._updated = true;\r
- }\r
-\r
- if(typeof(dim.multiplier) !== 'undefined' && d.multiplier !== dim.multiplier) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its multiplier');\r
- d.multiplier = dim.multiplier;\r
- d._updated = true;\r
- }\r
-\r
- if(typeof(dim.divisor) !== 'undefined' && d.divisor !== dim.divisor) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its divisor');\r
- d.divisor = dim.divisor;\r
- d._updated = true;\r
- }\r
-\r
- if(typeof(dim.hidden) !== 'undefined' && d.hidden !== dim.hidden) {\r
- if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its hidden status');\r
- d.hidden = dim.hidden;\r
- d._updated = true;\r
- }\r
-\r
- if(d._updated) c._updated = true;\r
+ if(typeof(chart.name) !== 'undefined' && chart.name !== c.name) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its name');\r
+ c.name = chart.name;\r
+ c._updated = true;\r
+ }\r
+\r
+ if(typeof(chart.title) !== 'undefined' && chart.title !== c.title) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its title');\r
+ c.title = chart.title;\r
+ c._updated = true;\r
+ }\r
+\r
+ if(typeof(chart.units) !== 'undefined' && chart.units !== c.units) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its units');\r
+ c.units = chart.units;\r
+ c._updated = true;\r
+ }\r
+\r
+ if(typeof(chart.family) !== 'undefined' && chart.family !== c.family) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its family');\r
+ c.family = chart.family;\r
+ c._updated = true;\r
+ }\r
+\r
+ if(typeof(chart.category) !== 'undefined' && chart.category !== c.category) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its category');\r
+ c.category = chart.category;\r
+ c._updated = true;\r
+ }\r
+\r
+ if(typeof(chart.type) !== 'undefined' && chart.type !== c.type) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its type');\r
+ c.type = chart.type;\r
+ c._updated = true;\r
+ }\r
+\r
+ if(typeof(chart.priority) !== 'undefined' && chart.priority !== c.priority) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its priority');\r
+ c.priority = chart.priority;\r
+ c._updated = true;\r
+ }\r
+\r
+ if(typeof(chart.update_every) !== 'undefined' && chart.update_every !== c.update_every) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' updated its update_every');\r
+ c.update_every = chart.update_every;\r
+ c._updated = true;\r
+ }\r
+\r
+ if(typeof(chart.dimensions) !== 'undefined') {\r
+ for(var x in chart.dimensions) {\r
+ if(typeof(c.dimensions[x]) === 'undefined') {\r
+ c._dimensions_count++;\r
+\r
+ c.dimensions[x] = {\r
+ _created: false,\r
+ _updated: false,\r
+ id: x, // the unique id of the dimension\r
+ name: x, // the name of the dimension\r
+ algorithm: netdata.chartAlgorithms.absolute, // the id of the netdata algorithm\r
+ multiplier: 1, // the multiplier\r
+ divisor: 1, // the divisor\r
+ hidden: false, // is hidden (boolean)\r
+ };\r
+\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ' created dimension ' + x);\r
+ c._updated = true;\r
}\r
- }\r
\r
- if(netdata.options.DEBUG === true) netdata.debug(netdata.charts);\r
- return netdata.charts[id];\r
- };\r
+ var dim = chart.dimensions[x];\r
+ var d = c.dimensions[x];\r
\r
- this.services.push(service);\r
- if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': service added.');\r
- }\r
- },\r
+ if(typeof(dim.name) !== 'undefined' && d.name !== dim.name) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its name');\r
+ d.name = dim.name;\r
+ d._updated = true;\r
+ }\r
+\r
+ if(typeof(dim.algorithm) !== 'undefined' && d.algorithm !== dim.algorithm) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its algorithm from ' + d.algorithm + ' to ' + dim.algorithm);\r
+ d.algorithm = dim.algorithm;\r
+ d._updated = true;\r
+ }\r
+\r
+ if(typeof(dim.multiplier) !== 'undefined' && d.multiplier !== dim.multiplier) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its multiplier');\r
+ d.multiplier = dim.multiplier;\r
+ d._updated = true;\r
+ }\r
+\r
+ if(typeof(dim.divisor) !== 'undefined' && d.divisor !== dim.divisor) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its divisor');\r
+ d.divisor = dim.divisor;\r
+ d._updated = true;\r
+ }\r
+\r
+ if(typeof(dim.hidden) !== 'undefined' && d.hidden !== dim.hidden) {\r
+ if(netdata.options.DEBUG === true) netdata.debug('chart ' + id + ', dimension ' + x + ' updated its hidden status');\r
+ d.hidden = dim.hidden;\r
+ d._updated = true;\r
+ }\r
\r
- serviceRun: function(service) {\r
- if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': starting data collection...');\r
- service.running = true;\r
- service.started = new Date().getTime();\r
- service.updates++;\r
-\r
- service.module.update(service, function() {\r
- service.ended = new Date().getTime();\r
- service.duration = service.ended - service.started;\r
- if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': data collection ended in ' + service.duration.toString() + ' ms.');\r
- service.running = false;\r
- });\r
+ if(d._updated) c._updated = true;\r
+ }\r
+ }\r
+\r
+ //if(netdata.options.DEBUG === true) netdata.debug(netdata.charts);\r
+ return netdata.charts[id];\r
+ };\r
+\r
+ return service;\r
},\r
\r
runAllServices: function() {\r
if(service.enabled === false || service.running === true) continue;\r
if(now - service.ended < service.update_every) continue;\r
\r
- netdata.serviceRun(service);\r
+ service.update();\r
}\r
\r
setTimeout(netdata.runAllServices, 100);\r
return netdata.requestFromParams(u.protocol, u.hostname, u.port, u.path, 'GET');\r
},\r
\r
- processResponse: function(service, data, callback) {\r
- if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': processing response...');\r
-\r
- callback(service, data);\r
-\r
- service.module.running--;\r
- if(service.module.running <= 0) {\r
- service.module.running = 0;\r
-\r
- // check if we run under configure\r
- if(service.module.configure_callback !== null) {\r
- if(netdata.options.DEBUG === true) this.debug(service.module.name + ': configuration finish callback called from processResponse().');\r
- var ccallback = service.module.configure_callback;\r
- service.module.configure_callback = null;\r
- ccallback();\r
- }\r
- }\r
- },\r
-\r
- serviceError: function(service, message) {\r
- if(service.error_reported === false) {\r
- netdata.error(service.module.name + ': ' + service.name + ': ' + message);\r
- service.error_reported = true;\r
- }\r
- else if(netdata.options.DEBUG === true)\r
- netdata.debug(service.module.name + ': ' + service.name + ': ' + message);\r
- },\r
-\r
- serviceErrorClear: function(service) {\r
- service.error_reported = false;\r
- },\r
-\r
- serviceInit: function(service) {\r
- service.error_reported = false;\r
- service.added = false;\r
- service.enabled = true;\r
- },\r
-\r
- serviceIsInitialized: function(service) {\r
- if(typeof service.error_reported === 'undefined')\r
- return false;\r
-\r
- return true;\r
- },\r
-\r
- getResponse: function(service, response, callback) {\r
- if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': got response...');\r
-\r
- var end = false;\r
- var data = '';\r
- response.setEncoding('utf8');\r
-\r
- if(response.statusCode !== 200) {\r
- if(end === false) {\r
- netdata.serviceError(service, ': got HTTP code ' + response.statusCode + ', failed to get data.');\r
- end = true;\r
- netdata.processResponse(service, null, callback);\r
- }\r
- }\r
-\r
- response.on('data', function(chunk) {\r
- if(end === false) data += chunk;\r
- });\r
-\r
- response.on('error', function() {\r
- if(end === false) {\r
- netdata.serviceError(service, ': Read error, failed to get data.');\r
- end = true;\r
- netdata.processResponse(service, null, callback);\r
- }\r
- });\r
-\r
- response.on('end', function() {\r
- if(end === false) {\r
- netdata.serviceErrorClear(service);\r
- if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': read completed.');\r
- end = true;\r
- netdata.processResponse(service, data, callback);\r
- }\r
- });\r
- },\r
-\r
- serviceExecute: function(service, callback) {\r
- if(netdata.serviceIsInitialized(service) === false)\r
- netdata.serviceInit(service);\r
-\r
- service.module.running++;\r
-\r
- if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': making request: ' + netdata.stringify(service.request));\r
- var req = http.request(service.request, function(response) {\r
- if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': request done.');\r
- netdata.getResponse(service, response, callback);\r
- });\r
-\r
- req.on('error', function(e) {\r
- netdata.serviceError(service, ': failed to make request: ' + netdata.stringify(service.request) + ', message: ' + e.message);\r
- netdata.processResponse(service, null, callback);\r
- });\r
-\r
- // write data to request body\r
- if(typeof service.postData !== 'undefined' && service.request.method === 'POST') {\r
- if(netdata.options.DEBUG === true) netdata.debug(service.module.name + ': ' + service.name + ': posting data: ' + service.postData);\r
- req.write(service.postData);\r
- }\r
-\r
- req.end();\r
- },\r
-\r
configure: function(module, config, callback) {\r
if(netdata.options.DEBUG === true) this.debug(module.name + ': configuring (update_every: ' + this.options.update_every + ')...');\r
\r
- module.running = 0;\r
+ module.active = 0;\r
module.update_every = this.options.update_every;\r
\r
if(typeof config.update_every !== 'undefined')\r
\r
return added;\r
}\r
-\r
};\r
\r
if(netdata.options.DEBUG === true) netdata.debug('loaded netdata from: ' + __filename);\r
module.exports = netdata;\r
-\r
-/*\r
-var test1 = netdata.chart('test1', { name: 'test name', dimensions: { dim1: {}}});\r
-netdata.begin(test1);\r
-netdata.set('dim1', 1);\r
-netdata.end();\r
-netdata.begin(test1);\r
-netdata.set('dim1', 2);\r
-netdata.end();\r
-netdata.begin(test1);\r
-netdata.set('dim1', 3);\r
-netdata.end();\r
-netdata.begin(test1);\r
-netdata.set('dim1', 4);\r
-netdata.end();\r
-*/\r
projects / netdata.git / commitdiff