notifier: remove unused code
None of the actions on `lb` have any effect because its result is not
read.
@@ -19,11 +19,9 @@ import (
"encoding/json"
"fmt"
"io"
- "net"
"net/http"
"net/url"
"path"
- "strings"
"sync"
"time"
@@ -727,47 +725,11 @@ func AlertmanagerFromGroup(tg *targetgroup.Group, cfg *config.AlertmanagerConfig
continue
}
- lb := labels.NewBuilder(lset)
-
- // addPort checks whether we should add a default port to the address.
- // If the address is not valid, we don't append a port either.
- addPort := func(s string) bool {
- // If we can split, a port exists and we don't have to add one.
- if _, _, err := net.SplitHostPort(s); err == nil {
- return false
- }
- // If adding a port makes it valid, the previous error
- // was not due to an invalid address and we can append a port.
- _, _, err := net.SplitHostPort(s + ":1234")
- return err == nil
- }
addr := lset.Get(model.AddressLabel)
- // If it's an address with no trailing port, infer it based on the used scheme.
- if addPort(addr) {
- // Addresses reaching this point are already wrapped in [] if necessary.
- switch lset.Get(model.SchemeLabel) {
- case "http", "":
- addr = addr + ":80"
- case "https":
- addr = addr + ":443"
- default:
- return nil, nil, fmt.Errorf("invalid scheme: %q", cfg.Scheme)
- }
- lb.Set(model.AddressLabel, addr)
- }
-
if err := config.CheckTargetAddress(model.LabelValue(addr)); err != nil {
return nil, nil, err
}
- // Meta labels are deleted after relabelling. Other internal labels propagate to
- // the target which decides whether they will be part of their label set.
- for _, l := range lset {
- if strings.HasPrefix(l.Name, model.MetaLabelPrefix) {
- lb.Del(l.Name)
- }
- }
-
res = append(res, alertmanagerLabels{lset})
}
return res, droppedAlertManagers, nil
