| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package discovery |
| 4 | |
| 5 | import ( |
| 6 | "github.com/netdata/netdata/go/plugins/plugin/framework/confgroup" |
| 7 | ) |
| 8 | |
| 9 | type cache map[string]*confgroup.Group // [Source] |
| 10 | |
| 11 | func newCache() *cache { |
| 12 | return &cache{} |
| 13 | } |
| 14 | |
| 15 | func (c cache) update(groups []*confgroup.Group) { |
| 16 | if len(groups) == 0 { |
| 17 | return |
| 18 | } |
| 19 | for _, group := range groups { |
| 20 | if group != nil { |
| 21 | c[group.Source] = group |
| 22 | } |
| 23 | } |
| 24 | } |
| 25 | |
| 26 | func (c cache) reset() { |
| 27 | for key := range c { |
| 28 | delete(c, key) |
| 29 | } |
| 30 | } |
| 31 | |
| 32 | func (c cache) groups() []*confgroup.Group { |
| 33 | groups := make([]*confgroup.Group, 0, len(c)) |
| 34 | for _, group := range c { |
| 35 | groups = append(groups, group) |
| 36 | } |
| 37 | return groups |
| 38 | } |