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ruler.go
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/
ruler.go
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package ruler
import (
"github.com/cortexproject/cortex/pkg/ruler"
cRules "github.com/cortexproject/cortex/pkg/ruler/rules"
"github.com/go-kit/kit/log"
"github.com/pkg/errors"
"github.com/prometheus/client_golang/prometheus"
"github.com/metrico/loki-apache/pkg/logql"
"github.com/metrico/loki-apache/pkg/ruler/manager"
)
type Config struct {
ruler.Config `yaml:",inline"`
}
// Override the embedded cortex variant which expects a cortex limits struct. Instead copy the relevant bits over.
func (cfg *Config) Validate() error {
if err := cfg.StoreConfig.Validate(); err != nil {
return errors.Wrap(err, "invalid storage config")
}
return nil
}
func NewRuler(cfg Config, engine *logql.Engine, reg prometheus.Registerer, logger log.Logger, ruleStore cRules.RuleStore, limits ruler.RulesLimits) (*ruler.Ruler, error) {
mgr, err := ruler.NewDefaultMultiTenantManager(
cfg.Config,
manager.MemstoreTenantManager(
cfg.Config,
engine,
limits,
),
prometheus.DefaultRegisterer,
logger,
)
if err != nil {
return nil, err
}
return ruler.NewRuler(
cfg.Config,
manager.MultiTenantManagerAdapter(mgr),
reg,
logger,
ruleStore,
limits,
)
}