Kubernetes Submit Queue
c07c73efbb
Merge pull request #34385 from m1093782566/m109-kube-proxy-sys
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Automatic merge from submit-queue
Generify kube-proxy conntracker setmax() and refactor util/sysctl
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**What this PR does / why we need it**:
Fix Kube-proxy `conntrack.go` **TODO** [here](https://github.com/kubernetes/kubernetes/blob/master/cmd/kube-proxy/app/conntrack.go#L56 ). This PR consists of two parts:
* Generify kube-proxy `realConntracker.SetMax(int)`
That is, change
`ioutil.WriteFile("/sys/module/nf_conntrack/parameters/hashsize", []byte(strconv.Itoa(max/4)), 0640)`
to
`sysctl.New().WriteValue("/sys/module/nf_conntrack/parameters/hashsize", max/4)`
* Refactor `sysctl.SetSysctl()` and `sysctl.GetSysctl()` to `WriteValue(path string, value string) error` and `GetValue(path value) (error, string)`
2016-10-21 00:18:53 -07:00
Jing Xu
34ef93aa0c
Add mounterPath to mounter interface
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In order to be able to use new mounter library, this PR adds the
mounterPath flag to kubelet which passes the flag to the mount
interface. If flag is empty, mount uses default mount path.
2016-10-20 14:15:27 -07:00
m1093782566
ad89825065
build util function for write sys file
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Change-Id: I8f122b4314c1d983e7ba1ce1d66ce876bef0dca9
2016-10-20 14:18:24 +08:00
Justin Santa Barbara
2c103af2b6
Create testable implementation of sysctl
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This is so we can test kubenet Init, which calls sysctl
2016-08-23 01:42:37 -04:00
Random-Liu
4246853211
Prevent kube-proxy from panicing when sysfs is mounted as read-only.
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Send a node event when this happens and hint to the administrator
about the remediation.
2016-07-10 22:32:51 -07:00
David McMahon
ef0c9f0c5b
Remove "All rights reserved" from all the headers.
2016-06-29 17:47:36 -07:00
Tim Hockin
da0ac31182
Set conntrack params in kube-proxy
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Add flags to control max connections (set to 256k vs 64k default) and TCP
established timeout (set to 1 day vs 5 day default). Flags can be set to 0 to
mean "don't change it".
This is only set at startup, and not wrapped in a rectifier loop.
Tested manually.
2015-12-30 15:46:40 -08:00
