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Merge pull request #20380 from mqliang/podcidr-validation

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pod cidr validation
This commit is contained in:
Daniel Smith 2016-02-04 23:16:02 -08:00
commit e6639de333
2 changed files with 38 additions and 2 deletions
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10
pkg/api/validation/validation.go
View File

@ -1835,13 +1835,19 @@ func ValidateNodeUpdate(node, oldNode *api.Node) field.ErrorList {
addresses[address] = true
}
if len(oldNode.Spec.PodCIDR) == 0 {
// Allow the controller manager to assign a CIDR to a node if it doesn't have one.
oldNode.Spec.PodCIDR = node.Spec.PodCIDR
} else {
if oldNode.Spec.PodCIDR != node.Spec.PodCIDR {
allErrs = append(allErrs, field.Forbidden(field.NewPath("spec", "podCIDR"), "node updates may not change podCIDR except from \"\" to valid"))
}
}
// TODO: move reset function to its own location
// Ignore metadata changes now that they have been tested
oldNode.ObjectMeta = node.ObjectMeta
// Allow users to update capacity
oldNode.Status.Capacity = node.Status.Capacity
// Allow the controller manager to assign a CIDR to a node.
oldNode.Spec.PodCIDR = node.Spec.PodCIDR
// Allow users to unschedule node
oldNode.Spec.Unschedulable = node.Spec.Unschedulable
// Clear status

30
pkg/api/validation/validation_test.go
View File

@ -3245,6 +3245,36 @@ func TestValidateNodeUpdate(t *testing.T) {
Labels: map[string]string{"foo": "baz"},
},
}, true},
{api.Node{
ObjectMeta: api.ObjectMeta{
Name: "foo",
},
Spec: api.NodeSpec{
PodCIDR: "",
},
}, api.Node{
ObjectMeta: api.ObjectMeta{
Name: "foo",
},
Spec: api.NodeSpec{
PodCIDR: "192.168.0.0/16",
},
}, true},
{api.Node{
ObjectMeta: api.ObjectMeta{
Name: "foo",
},
Spec: api.NodeSpec{
PodCIDR: "192.123.0.0/16",
},
}, api.Node{
ObjectMeta: api.ObjectMeta{
Name: "foo",
},
Spec: api.NodeSpec{
PodCIDR: "192.168.0.0/16",
},
}, false},
{api.Node{
ObjectMeta: api.ObjectMeta{
Name: "foo",