mirror of
https://github.com/cgrates/cgrates.git
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50 lines
1.6 KiB
Go
50 lines
1.6 KiB
Go
/*
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Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
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Copyright (C) ITsysCOM GmbH
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package stats
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import (
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"fmt"
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"github.com/cgrates/cgrates/engine"
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"github.com/cgrates/cgrates/utils"
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)
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// NewStatsMetrics instantiates the StatsMetrics
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// cfg serves as general purpose container to pass config options to metric
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func NewStatsMetric(metricID string) (sm StatsMetric, err error) {
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metrics := map[string]func() (StatsMetric, error){
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utils.MetaASR: NewASR,
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utils.MetaACD: NewACD,
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}
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if _, has := metrics[metricID]; !has {
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return nil, fmt.Errorf("unsupported metric: %s", metricID)
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}
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return metrics[metricID]()
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}
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// StatsMetric is the interface which a metric should implement
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type StatsMetric interface {
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GetStringValue(fmtOpts string) (val string)
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GetValue() interface{}
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AddEvent(ev engine.StatsEvent) error
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RemEvent(ev engine.StatsEvent) error
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GetMarshaled(ms engine.Marshaler) (vals []byte, err error)
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SetFromMarshaled(vals []byte, ms engine.Marshaler) (err error) // mostly used to load from DB
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}
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