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Filter out unhealthy node in scheduler #3389
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Original file line number | Diff line number | Diff line change |
---|---|---|
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@@ -48,13 +48,105 @@ func TestCreate(t *testing.T) { | |
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func TestPollMinions(t *testing.T) { | ||
table := []struct { | ||
minions []api.Node | ||
minions []api.Node | ||
expectedCount int | ||
}{ | ||
{ | ||
minions: []api.Node{ | ||
{ObjectMeta: api.ObjectMeta{Name: "foo"}}, | ||
{ObjectMeta: api.ObjectMeta{Name: "bar"}}, | ||
{ | ||
ObjectMeta: api.ObjectMeta{Name: "foo"}, | ||
Status: api.NodeStatus{ | ||
Conditions: []api.NodeCondition{ | ||
{Kind: api.NodeReady, Status: api.ConditionFull}, | ||
}, | ||
}, | ||
}, | ||
{ | ||
ObjectMeta: api.ObjectMeta{Name: "bar"}, | ||
Status: api.NodeStatus{ | ||
Conditions: []api.NodeCondition{ | ||
{Kind: api.NodeReachable, Status: api.ConditionFull}, | ||
}, | ||
}, | ||
}, | ||
{ | ||
ObjectMeta: api.ObjectMeta{Name: "baz"}, | ||
Status: api.NodeStatus{ | ||
Conditions: []api.NodeCondition{ | ||
{Kind: api.NodeReady, Status: api.ConditionFull}, | ||
{Kind: api.NodeReachable, Status: api.ConditionFull}, | ||
}, | ||
}, | ||
}, | ||
{ | ||
ObjectMeta: api.ObjectMeta{Name: "baz"}, | ||
Status: api.NodeStatus{ | ||
Conditions: []api.NodeCondition{ | ||
{Kind: api.NodeReady, Status: api.ConditionFull}, | ||
{Kind: api.NodeReady, Status: api.ConditionFull}, | ||
}, | ||
}, | ||
}, | ||
}, | ||
expectedCount: 4, | ||
}, | ||
{ | ||
minions: []api.Node{ | ||
{ | ||
ObjectMeta: api.ObjectMeta{Name: "foo"}, | ||
Status: api.NodeStatus{ | ||
Conditions: []api.NodeCondition{ | ||
{Kind: api.NodeReady, Status: api.ConditionFull}, | ||
}, | ||
}, | ||
}, | ||
{ | ||
ObjectMeta: api.ObjectMeta{Name: "bar"}, | ||
Status: api.NodeStatus{ | ||
Conditions: []api.NodeCondition{ | ||
{Kind: api.NodeReady, Status: api.ConditionNone}, | ||
}, | ||
}, | ||
}, | ||
}, | ||
expectedCount: 1, | ||
}, | ||
{ | ||
minions: []api.Node{ | ||
{ | ||
ObjectMeta: api.ObjectMeta{Name: "foo"}, | ||
Status: api.NodeStatus{ | ||
Conditions: []api.NodeCondition{ | ||
{Kind: api.NodeReady, Status: api.ConditionFull}, | ||
{Kind: api.NodeReachable, Status: api.ConditionNone}}, | ||
}, | ||
}, | ||
}, | ||
expectedCount: 1, | ||
}, | ||
{ | ||
minions: []api.Node{ | ||
{ | ||
ObjectMeta: api.ObjectMeta{Name: "foo"}, | ||
Status: api.NodeStatus{ | ||
Conditions: []api.NodeCondition{ | ||
{Kind: api.NodeReachable, Status: api.ConditionFull}, | ||
{Kind: "invalidValue", Status: api.ConditionNone}}, | ||
}, | ||
}, | ||
}, | ||
expectedCount: 1, | ||
}, | ||
{ | ||
minions: []api.Node{ | ||
{ | ||
ObjectMeta: api.ObjectMeta{Name: "foo"}, | ||
Status: api.NodeStatus{ | ||
Conditions: []api.NodeCondition{}, | ||
}, | ||
}, | ||
}, | ||
expectedCount: 1, | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Please add test cases exercising these two things, either of them should turn up a bug:
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Sorry! Didn't realize range will copy values :( |
||
}, | ||
} | ||
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||
|
@@ -80,8 +172,8 @@ func TestPollMinions(t *testing.T) { | |
} | ||
handler.ValidateRequest(t, "/api/"+testapi.Version()+"/minions", "GET", nil) | ||
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if e, a := len(item.minions), ce.Len(); e != a { | ||
t.Errorf("Expected %v, got %v", e, a) | ||
if a := ce.Len(); item.expectedCount != a { | ||
t.Errorf("Expected %v, got %v", item.expectedCount, a) | ||
} | ||
} | ||
} | ||
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Do minions support watches now? Can we enable this and remove the poller?
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Yes and no. Basic node watch is implemented in #2662, but it only enables watch by label (no watch by status).
We can either:
or