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Merge pull request #105218 from khenidak/fix-sig-net-105182

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mute unnecessary logs when failing to parse IPs
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Kubernetes Prow Robot 2021-09-23 17:27:23 -07:00 committed by GitHub
commit 005dfcd09e
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1 changed files with 10 additions and 1 deletions
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11
pkg/proxy/util/utils.go
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@ -24,6 +24,7 @@ import (
"net"
"net/http"
"strconv"
"strings"
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/types"
@ -274,7 +275,15 @@ func MapIPsByIPFamily(ipStrings []string) map[v1.IPFamily][]string {
if ipFamily, err := getIPFamilyFromIP(ip); err == nil {
ipFamilyMap[ipFamily] = append(ipFamilyMap[ipFamily], ip)
} else {
klog.ErrorS(nil, "Skipping invalid IP", "ip", ip)
// this function is called in multiple places. All of which
// have sanitized data. Except the case of ExternalIPs which is
// not validated by api-server. Specifically empty strings
// validation. Which yields into a lot of bad error logs.
// check for empty string
if len(strings.TrimSpace(ip)) != 0 {
klog.ErrorS(nil, "Skipping invalid IP", "ip", ip)
}
}
}
return ipFamilyMap