Misthios/grafana-zabbix
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Build query in asynchronous manner (fixed getting data at first load).

Browse Source
This commit is contained in:
Alexander Zobnin
2016-01-28 19:12:08 +03:00
parent 76630587d3
commit 79842184bc
3 changed files with 77 additions and 62 deletions
Download Patch File Download Diff File Expand all files Collapse all files

120
plugins/datasource-zabbix/datasource.js
View File

@@ -122,72 +122,74 @@ function (angular, _, dateMath, utils, metricFunctions) {
// Query numeric data
if (!target.mode || target.mode === 0) {
var items = self.queryProcessor.build(groupFilter, hostFilter, appFilter, itemFilter);
// Build query in asynchronous manner
return self.queryProcessor.build(groupFilter, hostFilter, appFilter, itemFilter)
.then(function(items) {
// Add hostname for items from multiple hosts
var addHostName = target.host.isRegex;
// Add hostname for items from multiple hosts
var addHostName = target.host.isRegex;
var getHistory;
if ((from < useTrendsFrom) && self.trends) {
var getHistory;
if ((from < useTrendsFrom) && self.trends) {
// Use trends
var valueType = target.downsampleFunction ? target.downsampleFunction.value : "avg";
getHistory = self.zabbixAPI.getTrends(items, from, to).then(function(history) {
return self.queryProcessor.handleTrends(history, addHostName, valueType);
});
} else {
// Use trends
var valueType = target.downsampleFunction ? target.downsampleFunction.value : "avg";
getHistory = self.zabbixAPI.getTrends(items, from, to).then(function(history) {
return self.queryProcessor.handleTrends(history, addHostName, valueType);
});
} else {
// Use history
getHistory = self.zabbixAPI.getHistory(items, from, to).then(function(history) {
return self.queryProcessor.handleHistory(history, addHostName);
});
}
return getHistory.then(function (timeseries_data) {
timeseries_data = _.map(timeseries_data, function (timeseries) {
// Filter only transform functions
var transformFunctions = _.map(metricFunctions.getCategories()['Transform'], 'name');
var transFuncDefs = _.filter(target.functions, function(func) {
return _.contains(transformFunctions, func.def.name);
});
var functions = _.map(transFuncDefs, function(func) {
var funcInstance = metricFunctions.createFuncInstance(func.def, func.params);
return funcInstance.bindFunction(DataProcessingService.metricFunctions);
});
// Metric data processing
var dp = timeseries.datapoints;
for (var i = 0; i < functions.length; i++) {
dp = functions[i](dp);
// Use history
getHistory = self.zabbixAPI.getHistory(items, from, to).then(function(history) {
return self.queryProcessor.handleHistory(history, addHostName);
});
}
timeseries.datapoints = dp;
return timeseries;
});
return getHistory.then(function (timeseries_data) {
timeseries_data = _.map(timeseries_data, function (timeseries) {
// Aggregations
var aggregationFunctions = _.map(metricFunctions.getCategories()['Aggregate'], 'name');
var aggFuncDefs = _.filter(target.functions, function(func) {
return _.contains(aggregationFunctions, func.def.name);
});
var functions = _.map(aggFuncDefs, function(func) {
var funcInstance = metricFunctions.createFuncInstance(func.def, func.params);
return funcInstance.bindFunction(DataProcessingService.metricFunctions);
});
var dp = _.map(timeseries_data, 'datapoints');
// Filter only transform functions
var transformFunctions = _.map(metricFunctions.getCategories()['Transform'], 'name');
var transFuncDefs = _.filter(target.functions, function(func) {
return _.contains(transformFunctions, func.def.name);
});
var functions = _.map(transFuncDefs, function(func) {
var funcInstance = metricFunctions.createFuncInstance(func.def, func.params);
return funcInstance.bindFunction(DataProcessingService.metricFunctions);
});
if (functions.length) {
for (var i = 0; i < functions.length; i++) {
dp = functions[i](dp);
}
timeseries_data = {
target: 'agg',
datapoints: dp
};
}
return timeseries_data;
});
// Metric data processing
var dp = timeseries.datapoints;
for (var i = 0; i < functions.length; i++) {
dp = functions[i](dp);
}
timeseries.datapoints = dp;
return timeseries;
});
// Aggregations
var aggregationFunctions = _.map(metricFunctions.getCategories()['Aggregate'], 'name');
var aggFuncDefs = _.filter(target.functions, function(func) {
return _.contains(aggregationFunctions, func.def.name);
});
var functions = _.map(aggFuncDefs, function(func) {
var funcInstance = metricFunctions.createFuncInstance(func.def, func.params);
return funcInstance.bindFunction(DataProcessingService.metricFunctions);
});
var dp = _.map(timeseries_data, 'datapoints');
if (functions.length) {
for (var i = 0; i < functions.length; i++) {
dp = functions[i](dp);
}
timeseries_data = {
target: 'agg',
datapoints: dp
};
}
return timeseries_data;
});
});
}
// Query text data