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105 lines
4.4 KiB
Go
105 lines
4.4 KiB
Go
package alertmanagerserver
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import (
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"net/url"
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"time"
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"github.com/SigNoz/signoz/pkg/types/alertmanagertypes"
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"github.com/prometheus/alertmanager/config"
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"github.com/prometheus/common/model"
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)
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type Config struct {
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// The URL under which Alertmanager is externally reachable (for example, if Alertmanager is served via a reverse proxy). Used for generating relative and absolute links back to Alertmanager itself.
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// See https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/cmd/alertmanager/main.go#L155C54-L155C249
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ExternalURL *url.URL `mapstructure:"external_url"`
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// GlobalConfig is the global configuration for the alertmanager
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Global alertmanagertypes.GlobalConfig `mapstructure:"global" yaml:"global"`
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// Config of the root node of the routing tree.
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Route alertmanagertypes.RouteConfig `mapstructure:"route"`
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// Configuration for alerts.
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Alerts AlertsConfig `mapstructure:"alerts"`
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// Configuration for silences.
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Silences SilencesConfig `mapstructure:"silences"`
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// Configuration for the notification log.
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NFLog NFLogConfig `mapstructure:"nflog"`
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}
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type AlertsConfig struct {
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// Interval between garbage collection of alerts.
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// See https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/cmd/alertmanager/main.go#L152
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GCInterval time.Duration `mapstructure:"gc_interval"`
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}
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type SilencesConfig struct {
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// Maximum number of silences, including expired silences. If negative or zero, no limit is set.
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// See https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/cmd/alertmanager/main.go#L150C64-L150C157
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Max int `mapstructure:"max"`
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// Maximum size of the silences in bytes. If negative or zero, no limit is set.
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// See https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/cmd/alertmanager/main.go#L150C64-L150C157
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MaxSizeBytes int `mapstructure:"max_size_bytes"`
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// Interval between garbage collection and snapshotting of the silences. The snapshot will be stored in the state store.
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// The upstream alertmanager config (https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/cmd/alertmanager/main.go#L149) has
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// been split between silences and nflog.
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MaintenanceInterval time.Duration `mapstructure:"maintenance_interval"`
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// Retention of the silences.
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Retention time.Duration `mapstructure:"retention"`
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}
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type NFLogConfig struct {
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// Interval between garbage collection and snapshotting of the notification logs. The snapshot will be stored in the state store.
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// The upstream alertmanager config (https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/cmd/alertmanager/main.go#L149) has
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// been split between silences and nflog.
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MaintenanceInterval time.Duration `mapstructure:"maintenance_interval"`
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// Retention of the notification logs.
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Retention time.Duration `mapstructure:"retention"`
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}
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func NewConfig() Config {
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return Config{
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ExternalURL: &url.URL{
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Scheme: "http",
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Host: "localhost:8080",
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},
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Global: alertmanagertypes.GlobalConfig{
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// Corresponds to the default in upstream (https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/config/config.go#L727)
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ResolveTimeout: model.Duration(5 * time.Minute),
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SMTPHello: "localhost",
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SMTPFrom: "alertmanager@signoz.io",
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SMTPSmarthost: config.HostPort{Host: "localhost", Port: "25"},
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SMTPRequireTLS: true,
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},
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Route: alertmanagertypes.RouteConfig{
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GroupByStr: []string{"alertname"},
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GroupInterval: 5 * time.Minute,
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GroupWait: 30 * time.Second,
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RepeatInterval: 4 * time.Hour,
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},
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// Corresponds to the default in upstream (https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/cmd/alertmanager/main.go#L152)
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Alerts: AlertsConfig{
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GCInterval: 30 * time.Minute,
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},
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// Corresponds to the default in upstream (https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/cmd/alertmanager/main.go#L149-L151)
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Silences: SilencesConfig{
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Max: 0,
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MaxSizeBytes: 0,
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MaintenanceInterval: 15 * time.Minute,
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Retention: 120 * time.Hour,
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},
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// Corresponds to the default in upstream (https://github.com/prometheus/alertmanager/blob/3b06b97af4d146e141af92885a185891eb79a5b0/cmd/alertmanager/main.go#L149)
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NFLog: NFLogConfig{
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MaintenanceInterval: 15 * time.Minute,
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Retention: 120 * time.Hour,
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},
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}
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}
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