src/go/plugin/go.d/modules/prometheus/cache.go
// SPDX-License-Identifier: GPL-3.0-or-later
package prometheus
import (
"github.com/netdata/netdata/go/plugins/plugin/go.d/agent/module"
)
func newCache() *cache {
return &cache{entries: make(map[string]*cacheEntry)}
}
type (
cache struct {
entries map[string]*cacheEntry
}
cacheEntry struct {
seen bool
notSeenTimes int
charts []*module.Chart
}
)
func (c *cache) hasP(key string) bool {
v, ok := c.entries[key]
if !ok {
v = &cacheEntry{}
c.entries[key] = v
}
v.seen = true
v.notSeenTimes = 0
return ok
}
func (c *cache) addChart(key string, chart *module.Chart) {
if v, ok := c.entries[key]; ok {
v.charts = append(v.charts, chart)
}
}