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collector.go
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collector.go
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/*
*
* k6 - a next-generation load testing tool
* Copyright (C) 2019 Load Impact
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package datadog
import (
"github.com/loadimpact/k6/stats"
"github.com/loadimpact/k6/stats/statsd/common"
)
type tagHandler stats.TagSet
func (t tagHandler) processTags(tags map[string]string) []string {
var res []string
for key, value := range tags {
if value != "" && !t[key] {
res = append(res, key+":"+value)
}
}
return res
}
// Config defines the datadog configuration
type Config struct {
common.Config
TagBlacklist stats.TagSet `json:"tagBlacklist,omitempty" envconfig:"TAG_BLACKLIST"`
}
// Apply saves config non-zero config values from the passed config in the receiver.
func (c Config) Apply(cfg Config) Config {
c.Config = c.Config.Apply(cfg.Config)
if cfg.TagBlacklist != nil {
c.TagBlacklist = cfg.TagBlacklist
}
return c
}
// NewConfig creates a new Config instance with default values for some fields.
func NewConfig() Config {
return Config{
Config: common.NewConfig(),
TagBlacklist: stats.TagSet{},
}
}
// New creates a new statsd connector client
func New(conf Config) (*common.Collector, error) {
return &common.Collector{
Config: conf.Config,
Type: "datadog",
ProcessTags: tagHandler(conf.TagBlacklist).processTags,
}, nil
}