mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
b1d41016b2
Moves the vendor/ directory to cmd/vendor. Vendored binaries are built from cmd/, which is backed by symlinks pointing back to repo root.
86 lines
2.1 KiB
Go
86 lines
2.1 KiB
Go
// Copyright 2014 The Cockroach Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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// implied. See the License for the specific language governing
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// permissions and limitations under the License. See the AUTHORS file
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// for names of contributors.
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//
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// Author: Tyler Neely (t@jujit.su)
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package loghisto
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import (
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"bytes"
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"fmt"
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"os"
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"strings"
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)
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type openTSDBStat struct {
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Metric string
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Time int64
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Value float64
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Tags map[string]string
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}
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type openTSDBStatArray []*openTSDBStat
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func mapToTSDProtocolTags(tagMap map[string]string) string {
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tags := make([]string, 0, len(tagMap))
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for tag, value := range tagMap {
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tags = append(tags, fmt.Sprintf("%s=%s", tag, value))
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}
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return strings.Join(tags, " ")
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}
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func (stats openTSDBStatArray) ToRequest() []byte {
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var request bytes.Buffer
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for _, stat := range stats {
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request.Write([]byte(fmt.Sprintf("put %s %d %f %s\n",
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stat.Metric,
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stat.Time,
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stat.Value,
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mapToTSDProtocolTags(stat.Tags))))
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}
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return []byte(request.String())
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}
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func (metricSet *ProcessedMetricSet) toopenTSDBStats() openTSDBStatArray {
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hostname, err := os.Hostname()
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if err != nil {
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hostname = "unknown"
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}
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stats := make([]*openTSDBStat, 0, len(metricSet.Metrics))
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i := 0
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for metric, value := range metricSet.Metrics {
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var tags = map[string]string{
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"host": hostname,
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}
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//TODO(tyler) custom tags
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stats = append(stats, &openTSDBStat{
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Metric: metric,
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Time: metricSet.Time.Unix(),
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Value: value,
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Tags: tags,
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})
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i++
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}
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return stats
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}
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// OpenTSDBProtocol generates a wire representation of a ProcessedMetricSet
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// for submission to an OpenTSDB instance.
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func OpenTSDBProtocol(ms *ProcessedMetricSet) []byte {
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return ms.toopenTSDBStats().ToRequest()
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}
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