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Create testable implementation of sysctl

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This is so we can test kubenet Init, which calls sysctl
This commit is contained in:
Justin Santa Barbara
2016-08-10 11:38:44 -04:00
parent 5d25bffffe
commit 2c103af2b6
8 changed files with 84 additions and 13 deletions
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4
cmd/kube-proxy/app/conntrack.go
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@@ -38,7 +38,7 @@ var readOnlySysFSError = errors.New("ReadOnlySysFS")
func (realConntracker) SetMax(max int) error {
glog.Infof("Setting nf_conntrack_max to %d", max)
if err := sysctl.SetSysctl("net/netfilter/nf_conntrack_max", max); err != nil {
if err := sysctl.New().SetSysctl("net/netfilter/nf_conntrack_max", max); err != nil {
return err
}
// sysfs is expected to be mounted as 'rw'. However, it may be unexpectedly mounted as
@@ -60,7 +60,7 @@ func (realConntracker) SetMax(max int) error {
func (realConntracker) SetTCPEstablishedTimeout(seconds int) error {
glog.Infof("Setting nf_conntrack_tcp_timeout_established to %d", seconds)
return sysctl.SetSysctl("net/netfilter/nf_conntrack_tcp_timeout_established", seconds)
return sysctl.New().SetSysctl("net/netfilter/nf_conntrack_tcp_timeout_established", seconds)
}
// isSysFSWritable checks /proc/mounts to see whether sysfs is 'rw' or not.