| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package yugabytedb |
| 4 | |
| 5 | import ( |
| 6 | "fmt" |
| 7 | "strings" |
| 8 | |
| 9 | "github.com/netdata/netdata/go/plugins/pkg/prometheus" |
| 10 | ) |
| 11 | |
| 12 | const ( |
| 13 | srvTypeMaster = "master" |
| 14 | srvTypeTServer = "tserver" |
| 15 | srvTypeCQL = "ycql" |
| 16 | srvTypeSQL = "ysql" |
| 17 | ) |
| 18 | |
| 19 | func (c *Collector) collect() (map[string]int64, error) { |
| 20 | mfs, err := c.prom.Scrape() |
| 21 | if err != nil { |
| 22 | return nil, err |
| 23 | } |
| 24 | |
| 25 | if c.srvType == "" { |
| 26 | if c.srvType = c.getSrvType(mfs); c.srvType == "" { |
| 27 | return nil, fmt.Errorf("could not determine server type") |
| 28 | } |
| 29 | c.addBaseCharts() |
| 30 | } |
| 31 | |
| 32 | mx := make(map[string]int64) |
| 33 | |
| 34 | c.collectMetrics(mx, mfs) |
| 35 | |
| 36 | return mx, nil |
| 37 | } |
| 38 | |
| 39 | func (c *Collector) getSrvType(mfs prometheus.MetricFamilies) string { |
| 40 | for _, mf := range mfs { |
| 41 | for _, m := range mf.Metrics() { |
| 42 | switch m.Labels().Get("metric_id") { |
| 43 | case "yb.master": |
| 44 | return srvTypeMaster |
| 45 | case "yb.tabletserver": |
| 46 | return srvTypeTServer |
| 47 | case "yb.cqlserver": |
| 48 | return srvTypeCQL |
| 49 | case "yb.ysqlserver": |
| 50 | return srvTypeSQL |
| 51 | } |
| 52 | } |
| 53 | } |
| 54 | return "" |
| 55 | } |
| 56 | |
| 57 | func (c *Collector) collectMetrics(mx map[string]int64, mfs prometheus.MetricFamilies) { |
| 58 | var maxConn float64 |
| 59 | var usedConn float64 |
| 60 | |
| 61 | for _, mf := range mfs { |
| 62 | if len(mf.Metrics()) > 1 { |
| 63 | continue |
| 64 | } |
| 65 | |
| 66 | if v, ok := strings.CutSuffix(mf.Name(), "_count"); ok { |
| 67 | if v, ok = strings.CutPrefix(v, metricPxMasterLatencyMasterClient+"_"); ok { |
| 68 | if !c.cacheHasp("MasterClient", v) { |
| 69 | c.addMasterClientOpCharts(v) |
| 70 | } |
| 71 | } else if v, ok = strings.CutPrefix(v, metricPxMasterLatencyMasterDdl+"_"); ok { |
| 72 | if !c.cacheHasp("MasterDDL", v) { |
| 73 | c.addMasterDDLOpCharts(v) |
| 74 | } |
| 75 | } else if v, ok = strings.CutPrefix(v, metricPxServerLatencyConsensusService+"_"); ok { |
| 76 | if !c.cacheHasp("ConsensusService", v) { |
| 77 | c.addConsensusServiceOpCharts(v) |
| 78 | } |
| 79 | } else if v, ok = strings.CutPrefix(v, metricPxTserverHandlerLatency+"_"); ok { |
| 80 | if svc, op, ok := strings.Cut(v, "_"); ok { |
| 81 | if !c.cacheHasp(svc, op) { |
| 82 | c.addServiceOpCharts(svc, op) |
| 83 | } |
| 84 | } |
| 85 | } else if v, ok = strings.CutPrefix(v, metricPxYCQLLatencySQLProcessor+"_"); ok { |
| 86 | if strings.HasSuffix(v, "Stmt") || strings.HasSuffix(v, "Stmts") { |
| 87 | if !c.cacheHasp("SQLProcessor", v) { |
| 88 | c.addCQLStatementCharts(v) |
| 89 | } |
| 90 | } |
| 91 | } else if v, ok = strings.CutPrefix(v, metricPxYSQLLatencySQLProcessor+"_"); ok { |
| 92 | if strings.HasSuffix(v, "Stmt") || strings.HasSuffix(v, "Stmts") { |
| 93 | if !c.cacheHasp("SQLProcessor", v) { |
| 94 | c.addSQLStatementCharts(v) |
| 95 | } |
| 96 | } |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | m := mf.Metrics()[0] |
| 101 | |
| 102 | switch { |
| 103 | case mf.Name() == metricSqlConnTotal && m.Gauge() != nil: |
| 104 | usedConn = m.Gauge().Value() |
| 105 | case mf.Name() == metricSqlMaxConnTotal && m.Gauge() != nil: |
| 106 | maxConn = m.Gauge().Value() |
| 107 | } |
| 108 | |
| 109 | if m.Counter() != nil { |
| 110 | mx[mf.Name()] += int64(m.Counter().Value()) |
| 111 | } |
| 112 | if m.Gauge() != nil { |
| 113 | mx[mf.Name()] += int64(m.Gauge().Value()) |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | if maxConn > 0 { |
| 118 | mx["yb_ysqlserver_connection_available"] = int64(maxConn - usedConn) |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | func (c *Collector) cacheHasp(key, subkey string) bool { |
| 123 | if _, ok := c.cache[key]; !ok { |
| 124 | c.cache[key] = make(map[string]bool) |
| 125 | } |
| 126 | _, ok := c.cache[key][subkey] |
| 127 | if !ok { |
| 128 | c.cache[key][subkey] = true |
| 129 | } |
| 130 | return ok |
| 131 | } |