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)

return null;

chart = service.chart(id, chart);

this.charts[id] = chart;

return chart;

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);

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;

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);

}

}

}

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);

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;

service.execute(function(serv, data) {

service.module.processResponse(serv, data);

callback();

});