forked from cerc-io/plugeth
ae9f97221a
* go-metrics: fork library and introduce ResettingTimer and InfluxDB reporter. * vendor: change nonsense/go-metrics to ethersphere/go-metrics * go-metrics: add tests. move ResettingTimer logic from reporter to type. * all, metrics: pull in metrics package in go-ethereum * metrics/test: make sure metrics are enabled for tests * metrics: apply gosimple rules * metrics/exp, internal/debug: init expvar endpoint when starting pprof server * internal/debug: tiny comment formatting fix
32 lines
749 B
Go
32 lines
749 B
Go
package metrics
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import (
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"encoding/json"
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"io"
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"time"
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)
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// MarshalJSON returns a byte slice containing a JSON representation of all
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// the metrics in the Registry.
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func (r *StandardRegistry) MarshalJSON() ([]byte, error) {
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return json.Marshal(r.GetAll())
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}
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// WriteJSON writes metrics from the given registry periodically to the
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// specified io.Writer as JSON.
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func WriteJSON(r Registry, d time.Duration, w io.Writer) {
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for range time.Tick(d) {
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WriteJSONOnce(r, w)
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}
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}
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// WriteJSONOnce writes metrics from the given registry to the specified
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// io.Writer as JSON.
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func WriteJSONOnce(r Registry, w io.Writer) {
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json.NewEncoder(w).Encode(r)
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}
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func (p *PrefixedRegistry) MarshalJSON() ([]byte, error) {
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return json.Marshal(p.GetAll())
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}
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