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// SPDX-License-Identifier: GPL-3.0-or-later
package fail2ban
import (
"fmt"
"strings"
"github.com/netdata/netdata/go/plugins/plugin/go.d/agent/module"
)
const (
prioJailBannedIPs = module.Priority + iota
prioJailActiveFailures
)
var jailChartsTmpl = module.Charts{
jailCurrentBannedIPs.Copy(),
jailActiveFailures.Copy(),
}
var (
jailCurrentBannedIPs = module.Chart{
ID: "jail_%s_banned_ips",
Title: "Fail2Ban Jail banned IPs",
Units: "addresses",
Fam: "bans",
Ctx: "fail2ban.jail_banned_ips",
Type: module.Line,
Priority: prioJailBannedIPs,
Dims: module.Dims{
{ID: "jail_%s_currently_banned", Name: "banned"},
},
}
jailActiveFailures = module.Chart{
ID: "jail_%s_active_failures",
Title: "Fail2Ban Jail active failures",
Units: "failures",
Fam: "failures",
Ctx: "fail2ban.jail_active_failures",
Type: module.Line,
Priority: prioJailActiveFailures,
Dims: module.Dims{
{ID: "jail_%s_currently_failed", Name: "active_failures"},
},
}
)
func (f *Fail2Ban) addJailCharts(jail string) {
charts := jailChartsTmpl.Copy()
for _, chart := range *charts {
chart.ID = fmt.Sprintf(chart.ID, jail)
chart.Labels = []module.Label{
{Key: "jail", Value: jail},
}
for _, dim := range chart.Dims {
dim.ID = fmt.Sprintf(dim.ID, jail)
}
}
if err := f.Charts().Add(*charts...); err != nil {
f.Warning(err)
}
}
func (f *Fail2Ban) removeJailCharts(jail string) {
px := fmt.Sprintf("jail_%s_", jail)
for _, chart := range *f.Charts() {
if strings.HasPrefix(chart.ID, px) {
chart.MarkRemove()
chart.MarkNotCreated()
}
}
}
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