| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package filecheck |
| 4 | |
| 5 | import ( |
| 6 | "context" |
| 7 | _ "embed" |
| 8 | "fmt" |
| 9 | "time" |
| 10 | |
| 11 | "github.com/netdata/netdata/go/plugins/pkg/confopt" |
| 12 | "github.com/netdata/netdata/go/plugins/pkg/matcher" |
| 13 | "github.com/netdata/netdata/go/plugins/plugin/framework/collectorapi" |
| 14 | ) |
| 15 | |
| 16 | //go:embed "config_schema.json" |
| 17 | var configSchema string |
| 18 | |
| 19 | func init() { |
| 20 | collectorapi.Register("filecheck", collectorapi.Creator{ |
| 21 | JobConfigSchema: configSchema, |
| 22 | Defaults: collectorapi.Defaults{ |
| 23 | UpdateEvery: 10, |
| 24 | }, |
| 25 | Create: func() collectorapi.CollectorV1 { return New() }, |
| 26 | Config: func() any { return &Config{} }, |
| 27 | }) |
| 28 | } |
| 29 | |
| 30 | func New() *Collector { |
| 31 | return &Collector{ |
| 32 | Config: Config{ |
| 33 | DiscoveryEvery: confopt.Duration(time.Minute * 1), |
| 34 | Files: filesConfig{}, |
| 35 | Dirs: dirsConfig{CollectDirSize: false}, |
| 36 | }, |
| 37 | charts: &collectorapi.Charts{}, |
| 38 | seenFiles: newSeenItems(), |
| 39 | seenDirs: newSeenItems(), |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | type ( |
| 44 | Config struct { |
| 45 | UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"` |
| 46 | DiscoveryEvery confopt.Duration `yaml:"discovery_every,omitempty" json:"discovery_every"` |
| 47 | Files filesConfig `yaml:"files" json:"files"` |
| 48 | Dirs dirsConfig `yaml:"dirs" json:"dirs"` |
| 49 | } |
| 50 | filesConfig struct { |
| 51 | Include []string `yaml:"include" json:"include"` |
| 52 | Exclude []string `yaml:"exclude,omitempty" json:"exclude"` |
| 53 | } |
| 54 | dirsConfig struct { |
| 55 | Include []string `yaml:"include" json:"include"` |
| 56 | Exclude []string `yaml:"exclude,omitempty" json:"exclude"` |
| 57 | CollectDirSize bool `yaml:"collect_dir_size" json:"collect_dir_size"` |
| 58 | } |
| 59 | ) |
| 60 | |
| 61 | type Collector struct { |
| 62 | collectorapi.Base |
| 63 | Config `yaml:",inline" json:""` |
| 64 | |
| 65 | charts *collectorapi.Charts |
| 66 | |
| 67 | filesFilter matcher.Matcher |
| 68 | lastDiscFilesTime time.Time |
| 69 | curFiles []string |
| 70 | seenFiles *seenItems |
| 71 | |
| 72 | dirsFilter matcher.Matcher |
| 73 | lastDiscDirsTime time.Time |
| 74 | curDirs []string |
| 75 | seenDirs *seenItems |
| 76 | } |
| 77 | |
| 78 | func (c *Collector) Configuration() any { |
| 79 | return c.Config |
| 80 | } |
| 81 | |
| 82 | func (c *Collector) Init(context.Context) error { |
| 83 | err := c.validateConfig() |
| 84 | if err != nil { |
| 85 | return fmt.Errorf("config validation: %v", err) |
| 86 | } |
| 87 | |
| 88 | ff, err := c.initFilesFilter() |
| 89 | if err != nil { |
| 90 | return fmt.Errorf("files filter initialization: %v", err) |
| 91 | } |
| 92 | c.filesFilter = ff |
| 93 | |
| 94 | df, err := c.initDirsFilter() |
| 95 | if err != nil { |
| 96 | return fmt.Errorf("dirs filter initialization: %v", err) |
| 97 | } |
| 98 | c.dirsFilter = df |
| 99 | |
| 100 | c.Debugf("monitored files: %v", c.Files.Include) |
| 101 | c.Debugf("monitored dirs: %v", c.Dirs.Include) |
| 102 | |
| 103 | return nil |
| 104 | } |
| 105 | |
| 106 | func (c *Collector) Check(context.Context) error { |
| 107 | return nil |
| 108 | } |
| 109 | |
| 110 | func (c *Collector) Charts() *collectorapi.Charts { |
| 111 | return c.charts |
| 112 | } |
| 113 | |
| 114 | func (c *Collector) Collect(context.Context) map[string]int64 { |
| 115 | mx, err := c.collect() |
| 116 | if err != nil { |
| 117 | c.Error(err) |
| 118 | } |
| 119 | |
| 120 | if len(mx) == 0 { |
| 121 | return nil |
| 122 | } |
| 123 | |
| 124 | return mx |
| 125 | } |
| 126 | |
| 127 | func (c *Collector) Cleanup(context.Context) {} |