Files
grafana/pkg/setting/setting_unified_alerting.go

95 lines
3.1 KiB
Go

package setting
import (
"strings"
"time"
"github.com/grafana/grafana-plugin-sdk-go/backend/gtime"
"github.com/prometheus/alertmanager/cluster"
"gopkg.in/ini.v1"
)
const (
AlertmanagerDefaultClusterAddr = "0.0.0.0:9094"
AlertmanagerDefaultPeerTimeout = 15 * time.Second
AlertmanagerDefaultGossipInterval = cluster.DefaultGossipInterval
AlertmanagerDefaultPushPullInterval = cluster.DefaultPushPullInterval
SchedulerDefaultAdminConfigPollInterval = 60 * time.Second
AlertmanagerDefaultConfigPollInterval = 60 * time.Second
// To start, the alertmanager needs at least one route defined.
// TODO: we should move this to Grafana settings and define this as the default.
AlertmanagerDefaultConfiguration = `{
"alertmanager_config": {
"route": {
"receiver": "grafana-default-email"
},
"receivers": [{
"name": "grafana-default-email",
"grafana_managed_receiver_configs": [{
"uid": "",
"name": "email receiver",
"type": "email",
"isDefault": true,
"settings": {
"addresses": "<example@email.com>"
}
}]
}]
}
}
`
)
type UnifiedAlertingSettings struct {
AdminConfigPollInterval time.Duration
AlertmanagerConfigPollInterval time.Duration
HAListenAddr string
HAAdvertiseAddr string
HAPeers []string
HAPeerTimeout time.Duration
HAGossipInterval time.Duration
HAPushPullInterval time.Duration
DefaultConfiguration string
}
func (cfg *Cfg) ReadUnifiedAlertingSettings(iniFile *ini.File) error {
uaCfg := UnifiedAlertingSettings{}
ua := iniFile.Section("unified_alerting")
var err error
uaCfg.AdminConfigPollInterval, err = gtime.ParseDuration(valueAsString(ua, "admin_config_poll_interval", (SchedulerDefaultAdminConfigPollInterval).String()))
if err != nil {
return err
}
uaCfg.AlertmanagerConfigPollInterval, err = gtime.ParseDuration(valueAsString(ua, "alertmanager_config_poll_interval", (AlertmanagerDefaultConfigPollInterval).String()))
if err != nil {
return err
}
uaCfg.HAPeerTimeout, err = gtime.ParseDuration(valueAsString(ua, "ha_peer_timeout", (AlertmanagerDefaultPeerTimeout).String()))
if err != nil {
return err
}
uaCfg.HAGossipInterval, err = gtime.ParseDuration(valueAsString(ua, "ha_gossip_interval", (AlertmanagerDefaultGossipInterval).String()))
if err != nil {
return err
}
uaCfg.HAPushPullInterval, err = gtime.ParseDuration(valueAsString(ua, "ha_push_pull_interval", (AlertmanagerDefaultPushPullInterval).String()))
if err != nil {
return err
}
uaCfg.HAListenAddr = ua.Key("ha_listen_address").MustString(AlertmanagerDefaultClusterAddr)
uaCfg.HAAdvertiseAddr = ua.Key("ha_advertise_address").MustString("")
peers := ua.Key("ha_peers").MustString("")
uaCfg.HAPeers = make([]string, 0)
if peers != "" {
for _, peer := range strings.Split(peers, ",") {
peer = strings.TrimSpace(peer)
uaCfg.HAPeers = append(uaCfg.HAPeers, peer)
}
}
// TODO load from ini file
uaCfg.DefaultConfiguration = AlertmanagerDefaultConfiguration
cfg.UnifiedAlerting = uaCfg
return nil
}