| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package beanstalk |
| 4 | |
| 5 | import ( |
| 6 | "context" |
| 7 | "fmt" |
| 8 | "maps" |
| 9 | "slices" |
| 10 | "time" |
| 11 | |
| 12 | "github.com/netdata/netdata/go/plugins/pkg/stm" |
| 13 | ) |
| 14 | |
| 15 | func (c *Collector) collect() (map[string]int64, error) { |
| 16 | if c.conn == nil { |
| 17 | conn, err := c.establishConn() |
| 18 | if err != nil { |
| 19 | return nil, err |
| 20 | } |
| 21 | c.conn = conn |
| 22 | } |
| 23 | |
| 24 | mx := make(map[string]int64) |
| 25 | |
| 26 | if err := c.collectStats(mx); err != nil { |
| 27 | c.Cleanup(context.Background()) |
| 28 | return nil, err |
| 29 | } |
| 30 | if err := c.collectTubesStats(mx); err != nil { |
| 31 | return mx, err |
| 32 | } |
| 33 | |
| 34 | return mx, nil |
| 35 | } |
| 36 | |
| 37 | func (c *Collector) collectStats(mx map[string]int64) error { |
| 38 | stats, err := c.conn.queryStats() |
| 39 | if err != nil { |
| 40 | return err |
| 41 | } |
| 42 | maps.Copy(mx, stm.ToMap(stats)) |
| 43 | return nil |
| 44 | } |
| 45 | |
| 46 | func (c *Collector) collectTubesStats(mx map[string]int64) error { |
| 47 | now := time.Now() |
| 48 | |
| 49 | if now.Sub(c.lastDiscoverTubesTime) > c.discoverTubesEvery { |
| 50 | tubes, err := c.conn.queryListTubes() |
| 51 | if err != nil { |
| 52 | return err |
| 53 | } |
| 54 | |
| 55 | c.Debugf("discovered tubes (%d): %v", len(tubes), tubes) |
| 56 | v := slices.DeleteFunc(tubes, func(s string) bool { return !c.tubeSr.MatchString(s) }) |
| 57 | if len(tubes) != len(v) { |
| 58 | c.Debugf("discovered tubes after filtering (%d): %v", len(v), v) |
| 59 | } |
| 60 | |
| 61 | c.discoveredTubes = v |
| 62 | c.lastDiscoverTubesTime = now |
| 63 | } |
| 64 | |
| 65 | seen := make(map[string]bool) |
| 66 | |
| 67 | for i, tube := range c.discoveredTubes { |
| 68 | if tube == "" { |
| 69 | continue |
| 70 | } |
| 71 | |
| 72 | stats, err := c.conn.queryStatsTube(tube) |
| 73 | if err != nil { |
| 74 | return err |
| 75 | } |
| 76 | |
| 77 | if stats == nil { |
| 78 | c.Infof("tube '%s' stats object not found (tube does not exist)", tube) |
| 79 | c.discoveredTubes[i] = "" |
| 80 | continue |
| 81 | } |
| 82 | if stats.Name == "" { |
| 83 | c.Debugf("tube '%s' stats object has an empty name, ignoring it", tube) |
| 84 | c.discoveredTubes[i] = "" |
| 85 | continue |
| 86 | } |
| 87 | |
| 88 | seen[stats.Name] = true |
| 89 | if !c.seenTubes[stats.Name] { |
| 90 | c.seenTubes[stats.Name] = true |
| 91 | c.addTubeCharts(stats.Name) |
| 92 | } |
| 93 | |
| 94 | px := fmt.Sprintf("tube_%s_", stats.Name) |
| 95 | for k, v := range stm.ToMap(stats) { |
| 96 | mx[px+k] = v |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | for tube := range c.seenTubes { |
| 101 | if !seen[tube] { |
| 102 | delete(c.seenTubes, tube) |
| 103 | c.removeTubeCharts(tube) |
| 104 | } |
| 105 | } |
| 106 | |
| 107 | return nil |
| 108 | } |
| 109 | |
| 110 | func (c *Collector) establishConn() (beanstalkConn, error) { |
| 111 | conn := c.newConn(c.Config, c.Logger) |
| 112 | |
| 113 | if err := conn.connect(); err != nil { |
| 114 | return nil, err |
| 115 | } |
| 116 | |
| 117 | return conn, nil |
| 118 | } |