66 lines
1.5 KiB
Go
66 lines
1.5 KiB
Go
package testutil
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import (
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"net"
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"net/url"
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"os"
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"time"
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"github.com/influxdata/telegraf/plugins"
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"github.com/influxdata/telegraf/metric"
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)
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var localhost = "localhost"
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// GetLocalHost returns the DOCKER_HOST environment variable, parsing
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// out any scheme or ports so that only the IP address is returned.
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func GetLocalHost() string {
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if dockerHostVar := os.Getenv("DOCKER_HOST"); dockerHostVar != "" {
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u, err := url.Parse(dockerHostVar)
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if err != nil {
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return dockerHostVar
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}
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// split out the ip addr from the port
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host, _, err := net.SplitHostPort(u.Host)
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if err != nil {
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return dockerHostVar
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}
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return host
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}
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return localhost
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}
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// MockMetrics returns a mock []plugins.Metric object for using in unit tests
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// of telegraf output sinks.
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func MockMetrics() []plugins.Metric {
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metrics := make([]plugins.Metric, 0)
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// Create a new point batch
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metrics = append(metrics, TestMetric(1.0))
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return metrics
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}
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// TestMetric Returns a simple test point:
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// measurement -> "test1" or name
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// tags -> "tag1":"value1"
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// value -> value
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// time -> time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC)
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func TestMetric(value interface{}, name ...string) plugins.Metric {
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if value == nil {
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panic("Cannot use a nil value")
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}
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measurement := "test1"
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if len(name) > 0 {
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measurement = name[0]
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}
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tags := map[string]string{"tag1": "value1"}
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pt, _ := metric.New(
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measurement,
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tags,
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map[string]interface{}{"value": value},
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time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC),
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)
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return pt
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}
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