| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package chartemit |
| 4 | |
| 5 | import ( |
| 6 | "sort" |
| 7 | "strings" |
| 8 | |
| 9 | "github.com/netdata/netdata/go/plugins/pkg/netdataapi" |
| 10 | "github.com/netdata/netdata/go/plugins/plugin/framework/chartengine" |
| 11 | ) |
| 12 | |
| 13 | var wireValueReplacer = strings.NewReplacer( |
| 14 | "'", "", |
| 15 | "\n", " ", |
| 16 | "\r", " ", |
| 17 | "\x00", "", |
| 18 | ) |
| 19 | |
| 20 | func sanitizeWireValue(value string) string { |
| 21 | return wireValueReplacer.Replace(value) |
| 22 | } |
| 23 | |
| 24 | func sanitizeWireID(value string) string { |
| 25 | return sanitizeWireValue(strings.TrimSpace(value)) |
| 26 | } |
| 27 | |
| 28 | func emitChart(api *netdataapi.API, env EmitEnv, chartID string, meta chartengine.ChartMeta, obsolete bool) { |
| 29 | opts := "" |
| 30 | if obsolete { |
| 31 | opts = "obsolete" |
| 32 | } |
| 33 | api.CHART(netdataapi.ChartOpts{ |
| 34 | TypeID: sanitizeWireID(env.TypeID), |
| 35 | ID: sanitizeWireID(chartID), |
| 36 | Name: "", |
| 37 | Title: sanitizeWireValue(meta.Title), |
| 38 | Units: sanitizeWireValue(meta.Units), |
| 39 | Family: sanitizeWireValue(meta.Family), |
| 40 | Context: sanitizeWireValue(meta.Context), |
| 41 | ChartType: string(meta.Type), |
| 42 | Priority: meta.Priority, |
| 43 | UpdateEvery: env.UpdateEvery, |
| 44 | Options: opts, |
| 45 | Plugin: sanitizeWireValue(env.Plugin), |
| 46 | Module: sanitizeWireValue(env.Module), |
| 47 | }) |
| 48 | } |
| 49 | |
| 50 | func emitChartLabels(api *netdataapi.API, env EmitEnv, chartLabels map[string]string) { |
| 51 | chartKeys := make([]string, 0, len(chartLabels)) |
| 52 | for key := range chartLabels { |
| 53 | if strings.TrimSpace(key) == "" || key == collectJobReservedLabel { |
| 54 | continue |
| 55 | } |
| 56 | chartKeys = append(chartKeys, key) |
| 57 | } |
| 58 | sort.Strings(chartKeys) |
| 59 | |
| 60 | keys := make([]string, 0, len(env.JobLabels)) |
| 61 | for key := range env.JobLabels { |
| 62 | if _, overridden := chartLabels[key]; overridden { |
| 63 | continue |
| 64 | } |
| 65 | if key == collectJobReservedLabel { |
| 66 | continue |
| 67 | } |
| 68 | keys = append(keys, key) |
| 69 | } |
| 70 | sort.Strings(keys) |
| 71 | for _, key := range keys { |
| 72 | sKey := sanitizeWireID(key) |
| 73 | if sKey == "" { |
| 74 | continue |
| 75 | } |
| 76 | api.CLABEL(sKey, sanitizeWireValue(env.JobLabels[key]), labelSourceConf) |
| 77 | } |
| 78 | for _, key := range chartKeys { |
| 79 | sKey := sanitizeWireID(key) |
| 80 | if sKey == "" { |
| 81 | continue |
| 82 | } |
| 83 | api.CLABEL(sKey, sanitizeWireValue(chartLabels[key]), labelSourceAuto) |
| 84 | } |
| 85 | if strings.TrimSpace(env.JobName) != "" { |
| 86 | api.CLABEL(collectJobReservedLabel, sanitizeWireValue(env.JobName), labelSourceAuto) |
| 87 | } |
| 88 | } |