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query() method refactoring.

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This commit is contained in:
Alexander Zobnin
2015-06-09 16:41:31 +03:00
parent 3a4dd9616f
commit 29cbe303ae
1 changed files with 35 additions and 33 deletions
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48
zabbix/datasource.js
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@@ -47,53 +47,55 @@ function (angular, _, kbn) {
// Create request for each target
var promises = _.map(options.targets, function(target) {
// Remove undefined and hidden targets
if (target.hide || !target.group || !target.host || !target.application || !target.item) {
// Don't show undefined and hidden targets
if (target.hide || !target.group || !target.host
|| !target.application || !target.item) {
return [];
}
var groupname = target.group ? templateSrv.replace(target.group.name) : undefined;
var hostname = target.host ? templateSrv.replace(target.host.name) : undefined;
var appname = target.application ? templateSrv.replace(target.application.name) : undefined;
var itemname = target.item ? templateSrv.replace(target.item.name) : undefined;
// Replace templated variables
var groupname = templateSrv.replace(target.group.name);
var hostname = templateSrv.replace(target.host.name);
var appname = templateSrv.replace(target.application.name);
var itemname = templateSrv.replace(target.item.name);
// Extract zabbix hosts from hosts string:
// Extract zabbix groups, hosts and apps from string:
// "{host1,host2,...,hostN}" --> [host1, host2, ..., hostN]
var hosts = hostname ? splitMetrics(hostname) : undefined;
var groups = groupname ? splitMetrics(groupname) : undefined;
var apps = appname ? splitMetrics(appname) : undefined;
var groups = splitMetrics(groupname);
var hosts = splitMetrics(hostname);
var apps = splitMetrics(appname);
// Remove hostnames from item names and then
// extract item names
// "hostname: itemname" --> "itemname"
var delete_hostname_pattern = /(?:\[[\w\.]+\]\:\s)/g;
var itemnames = itemname ? splitMetrics(itemname.replace(delete_hostname_pattern, '')) : [];
//var aliases = itemname.match(itemname_pattern);
// Don't perform query for high number of items
// to prevent Grafana slowdown
if (itemnames.length < this.limitmetrics) {
var itemnames = splitMetrics(itemname.replace(delete_hostname_pattern, ''));
// Find items by item names and perform queries
var self = this;
return this.itemFindQuery(groups, hosts, apps)
.then(function (items) {
if (itemnames != 'All') {
if (itemnames == 'All') {
return items;
} else {
// Filtering items
return _.filter(items, function (item) {
return _.contains(itemnames, expandItemName(item));
});
} else {
return items;
}
}).then(function (items) {
// Don't perform query for high number of items
// to prevent Grafana slowdown
if (items.length > self.limitmetrics) {
return [];
} else {
items = _.flatten(items);
return self.performTimeSeriesQuery(items, from, to)
.then(_.partial(self.handleHistoryResponse, items));
});
} else {
return [];
}
});
}, this);
return $q.all(_.flatten(promises)).then(function (results) {